1 2008-08-28 Jan Hubicka <jh@suse.cz>
3 * expmed.c (store_bit_field_1): Be prepared for movstrict expander to fail.
4 * predict.c (always_optimize_for_size_p): Rename to ...
5 (optimize_function_for_size): ... this one; make extern.
6 (optimize_function_for_speed_p): New.
7 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8 optimize_edge_for_size_p,optimize_edge_for_size_p,
9 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
10 * basic-block.h (optimize_function_for_size_p,
11 optimize_function_for_speed_p): Declare.
12 * i386.md (optimize_size checks): Replace them by appropriate predicate.
13 (standard_80387_constant_p, ix86_compute_frame_layout,
14 ix86_expand_epilogue, ix86_decompose_address,
15 print_operand, emit_i387_cw_initialization,
16 inline_memory_move_cost, ix86_pad_returns,
17 ix86_reorg): Replace optimize_size checks.
19 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
21 * rtl.h (simplify_subreg_regno): Declare.
22 * rtlanal.c (simplify_subreg_regno): New function, split out from...
23 * simplify-rtx.c (simplify_subreg): ...here.
24 * reload.c (find_reloads): Use simplify_subreg_regno instead of
25 subreg_offset_representable_p.
27 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30 * c-typeck.c (convert_for_assignment): Give a note describing what
31 was passed and what was expected.
33 2008-08-28 Joey Ye <joey.ye@intel.com>
35 * doc/extend.texi: Document AVX built-in functions.
36 * doc/invoke.texi: Document -mavx.
38 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
39 Joey Ye <joey.ye@intel.com>
40 Xuepeng Guo <xuepeng.guo@intel.com>
42 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
44 * config/i386/cpuid.h (bit_FMA): New.
45 (bit_XSAVE): Likewise.
46 (bit_OSXSAVE): Likewise.
49 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
50 define. Use ASM_OUTPUT_AVX_PREFIX.
52 * config/i386/gmmintrin.h: New.
54 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
55 (OPTION_MASK_ISA_AVX_SET): New.
56 (OPTION_MASK_ISA_FMA_SET): Likewise.
57 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
58 (OPTION_MASK_ISA_FMA_SET): Likewise.
59 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
60 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
61 (pta_flags): Add PTA_AVX and PTA_FMA.
62 (override_options): Handle PTA_AVX and PTA_FMA.
63 (init_cumulative_args): Handle warn_avx.
64 (classify_argument): Return 0 for COImode and OImode. Return
65 1 and X86_64_AVX_CLASS for 256bit vector types.
66 (examine_argument): Handle X86_64_AVX_CLASS.
67 (construct_container): Likewise.
68 (function_arg_advance_32): Pass OImode and 256bit vector types
70 (function_arg_advance_64): Take a new argument to indicate if a
71 parameter is named. Handle 256bit vector types. Return
72 immediately for unnamed 256bit vector mode parameters.
73 (function_arg_advance): Updated.
74 (function_arg_32): Add comments for TImode. Handle OImode
75 and 256bit vector types.
76 (function_arg_64): Take a new argument to indicate if a
77 parameter is named. Handle 256bit vector types. Return NULL
78 for unnamed 256bit vector mode parameters.
79 (function_arg): Updated.
80 (setup_incoming_varargs_64): Support
81 AVX encoding for *sse_prologue_save_insn.
82 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
83 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
84 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
85 enabled, otherwise return -3.
86 (standard_sse_constant_opcode): Handle AVX and 256bit vector
88 (print_reg): Support AVX registers. Handle 'x' and 't'.
89 Handle 'd' to duplicate the operand.
90 (print_operand): Likewise. Also support AVX vector compare
92 (output_387_binary_op): Support AVX.
93 (output_fp_compare): Likewise.
94 (ix86_expand_vector_move_misalign): Likewise.
95 (ix86_attr_length_vex_default): New.
96 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
97 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
98 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
99 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
100 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
101 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
102 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
103 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
104 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
105 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
106 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
107 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
108 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
109 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
110 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
111 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
112 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
113 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
114 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
115 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
116 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
117 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
118 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
119 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
120 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
121 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
122 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
123 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
124 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
125 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
126 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
127 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
128 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
129 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
130 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
131 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
132 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
133 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
134 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
135 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
136 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
137 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
138 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
139 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
140 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
141 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
142 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
143 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
144 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
145 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
146 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
147 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
148 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
149 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
150 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
151 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
152 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
153 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
154 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
155 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
156 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
157 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
158 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
159 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
160 and IX86_BUILTIN_MOVMSKPS256,
161 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
162 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
163 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
164 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
165 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
166 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
167 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
168 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
169 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
170 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
171 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
172 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
173 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
174 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
175 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
176 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
177 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
178 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
179 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
180 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
181 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
182 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
183 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
184 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
185 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
186 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
187 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
188 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
189 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
190 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
191 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
192 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
193 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
194 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
195 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
196 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
197 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
198 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
199 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
200 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
201 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
202 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
203 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
204 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
205 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
206 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
207 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
208 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
209 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
210 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
211 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
212 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
213 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
214 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
215 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
216 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
217 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
218 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
220 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
221 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
222 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
223 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
224 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
225 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
226 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
227 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
228 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
229 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
230 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
231 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
232 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
233 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
234 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
235 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
236 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
237 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
238 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
239 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
240 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
241 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
242 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
243 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
244 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
245 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
246 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
247 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
248 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
249 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
250 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
251 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
252 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
253 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
254 IX86_BUILTIN_MOVMSKPS256.
255 (ix86_init_mmx_sse_builtins): Support AVX builtins.
256 (ix86_expand_args_builtin): Likewise.
257 (ix86_expand_special_args_builtin): Likewise.
258 (ix86_hard_regno_mode_ok): Handle AVX modes.
259 (ix86_expand_vector_init_duplicate): Likewise.
260 (ix86_expand_vector_init_one_nonzero): Likewise.
261 (ix86_expand_vector_init_one_var): Likewise.
262 (ix86_expand_vector_init_concat): Likewise.
263 (ix86_expand_vector_init_general): Likewise.
264 (ix86_expand_vector_set): Likewise.
265 (ix86_vector_mode_supported_p): Likewise.
266 (x86_extended_reg_mentioned_p): Check INSN_P before using
269 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
270 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
272 * config/i386/i386.h (TARGET_AVX): New.
273 (TARGET_FMA): Likewise.
274 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
275 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
276 (VALID_AVX256_REG_MODE): New.
277 (AVX256_VEC_FLOAT_MODE_P): Likewise.
278 (AVX_FLOAT_MODE_P): Likewise.
279 (AVX128_VEC_FLOAT_MODE_P): Likewise.
280 (AVX256_VEC_FLOAT_MODE_P): Likewise.
281 (AVX_VEC_FLOAT_MODE_P): Likewise.
282 (ASM_OUTPUT_AVX_PREFIX): Likewise.
283 (ASM_OUTPUT_OPCODE): Likewise.
284 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
286 (SSE_REG_MODE_P): Allow 256bit vector modes.
287 (ix86_args): Add a warn_avx field.
289 * config/i386/i386.md (UNSPEC_PCMP): New.
290 (UNSPEC_VPERMIL): Likewise.
291 (UNSPEC_VPERMIL2): Likewise.
292 (UNSPEC_VPERMIL2F128): Likewise.
293 (UNSPEC_MASKLOAD): Likewise.
294 (UNSPEC_MASKSTORE): Likewise.
295 (UNSPEC_CAST): Likewise.
296 (UNSPEC_VTESTP): Likewise.
297 (UNSPECV_VZEROALL): Likewise.
298 (UNSPECV_VZEROUPPER): Likewise.
299 (XMM0_REG): Likewise.
300 (XMM1_REG): Likewise.
301 (XMM2_REG): Likewise.
302 (XMM3_REG): Likewise.
303 (XMM4_REG): Likewise.
304 (XMM5_REG): Likewise.
305 (XMM6_REG): Likewise.
306 (XMM8_REG): Likewise.
307 (XMM9_REG): Likewise.
308 (XMM10_REG): Likewise.
309 (XMM11_REG): Likewise.
310 (XMM12_REG): Likewise.
311 (XMM13_REG): Likewise.
312 (XMM14_REG): Likewise.
313 (XMM15_REG): Likewise.
315 (prefix_vex_imm8): Likewise.
316 (prefix_vex_w): Likewise.
317 (length_vex): Likewise.
320 (*avx_ashlti3): Likewise.
321 (*avx_lshrti3): Likewise.
322 (*avx_setcc<mode>): Likewise.
323 (*fop_<mode>_comm_mixed_avx): Likewise.
324 (*fop_<mode>_comm_avx): Likewise.
325 (*fop_<mode>_1_mixed_avx): Likewise.
326 (*fop_<mode>_1_avx): Likewise.
327 (*avx_<code><mode>3): Likewise.
328 (*avx_ieee_smin<mode>3): Likewise.
329 (*avx_ieee_smax<mode>3): Likewise.
330 (mode): Add OI, V8SF and V4DF.
331 (length): Support VEX prefix.
332 (*cmpfp_i_mixed): Set prefix attribute.
333 (*cmpfp_i_sse): Likewise.
334 (*cmpfp_iu_mixed): Likewise.
335 (*cmpfp_iu_sse): Likewise.
336 (*movsi_1): Support AVX.
337 (*movdi_2): Likewise.
338 (*movdi_1_rex64): Likewise.
339 (*movti_internal): Likewise.
340 (*movti_rex64): Likewise.
341 (*movsf_1): Likewise.
342 (*movdf_nointeger): Likewise.
343 (*movdf_integer_rex64): Likewise.
344 (*movtf_internal): Likewise.
345 (zero_extendsidi2_32): Likewise.
346 (zero_extendsidi2_rex64): Likewise.
347 (*extendsfdf2_mixed): Likewise.
348 (*extendsfdf2_sse): Likewise.
349 (*truncdfsf_fast_mixed): Likewise.
350 (*truncdfsf_fast_sse): Likewise.
351 (*truncdfsf_mixed): Likewise.
352 (fix_trunc<mode>di_sse): Likewise.
353 (fix_trunc<mode>si_sse): Likewise.
354 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
355 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
356 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
357 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
358 (*rcpsf2_sse): Likewise.
359 (*rsqrtsf2_sse): Likewise.
360 (*sqrt<mode>2_sse): Likewise.
361 (sse4_1_round<mode>2): Likewise.
362 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
363 Support AVX. Set length attribute properly for AVX.
365 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
366 (VECTOR_MODES (FLOAT, 32)): Likewise.
367 (VECTOR_MODE (INT, DI, 8)): Likewise.
368 (VECTOR_MODE (INT, HI, 32)): Likewise.
369 (VECTOR_MODE (INT, QI, 64)): Likewise.
370 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
371 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
372 (VECTOR_MODE (INT, DI, 4)): Removed.
373 (VECTOR_MODE (INT, SI, 8)): Likewise.
374 (VECTOR_MODE (INT, HI, 16)): Likewise.
375 (VECTOR_MODE (INT, QI, 32)): Likewise.
376 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
377 (INT_MODE (OI, 32)): Likewise.
379 * config/i386/i386.opt (mavx): New.
382 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
384 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
385 (*mov<mode>_internal_avx): New.
386 (*movv2sf_internal_rex64_avx): Likewise.
387 (*movv2sf_internal_avx): Likewise.
389 * config/i386/predicates.md (const_4_to_5_operand): New.
390 (const_6_to_7_operand): Likewise.
391 (const_8_to_11_operand): Likewise.
392 (const_12_to_15_operand): Likewise.
393 (avx_comparison_float_operator): Likewise.
395 * config/i386/sse.md (AVX256MODEI): New.
396 (AVX256MODE): Likewise.
397 (AVXMODEQI): Likewise.
399 (AVX256MODEF2P): Likewise.
400 (AVX256MODE2P): Likewise.
401 (AVX256MODE4P): Likewise.
402 (AVX256MODE8P): Likewise.
403 (AVXMODEF2P): Likewise.
404 (AVXMODEF4P): Likewise.
405 (AVXMODEDCVTDQ2PS): Likewise.
406 (AVXMODEDCVTPS2DQ): Likewise.
407 (avxvecmode): Likewise.
408 (avxvecpsmode): Likewise.
409 (avxhalfvecmode): Likewise.
410 (avxscalarmode): Likewise.
411 (avxcvtvecmode): Likewise.
412 (avxpermvecmode): Likewise.
413 (avxmodesuffixf2c): Likewise.
414 (avxmodesuffixp): Likewise.
415 (avxmodesuffixs): Likewise.
416 (avxmodesuffix): Likewise.
417 (vpermilbits): Likewise.
418 (pinsrbits): Likewise.
419 (mov<mode>): Likewise.
420 (*mov<mode>_internal): Likewise.
421 (push<mode>1): Likewise.
422 (movmisalign<mode>): Likewise.
423 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
424 (avx_movdqu<avxmodesuffix>): Likewise.
425 (avx_lddqu<avxmodesuffix>): Likewise.
426 (<plusminus_insn><mode>3): Likewise.
427 (*avx_<plusminus_insn><mode>3): Likewise.
428 (*avx_vm<plusminus_insn><mode>3): Likewise.
429 (mul<mode>3): Likewise.
430 (*avx_mul<mode>3): Likewise.
431 (*avx_vmmul<mode>3): Likewise.
432 (divv8sf3): Likewise.
433 (divv4df3): Likewise.
434 (avx_div<mode>3): Likewise.
435 (*avx_div<mode>3): Likewise.
436 (*avx_vmdiv<mode>3): Likewise.
437 (avx_rcpv8sf2): Likewise.
438 (*avx_vmrcpv4sf2): Likewise.
439 (sqrtv8sf2): Likewise.
440 (avx_sqrtv8sf2): Likewise.
441 (*avx_vmsqrt<mode>2): Likewise.
442 (rsqrtv8sf2): Likewise.
443 (avx_rsqrtv8sf2): Likewise.
444 (*avx_vmrsqrtv4sf2): Likewise.
445 (<code><mode>3): Likewise.
446 (*avx_<code><mode>3_finite): Likewise.
447 (*avx_<code><mode>3): Likewise.
448 (*avx_vm<code><mode>3): Likewise.
449 (*avx_ieee_smin<mode>3): Likewise.
450 (*avx_ieee_smax<mode>3): Likewise.
451 (avx_addsubv8sf3): Likewise.
452 (avx_addsubv4df3): Likewise.
453 (*avx_addsubv4sf3): Likewise.
454 (*avx_addsubv2df3): Likewise.
455 (avx_h<plusminus_insn>v4df3): Likewise.
456 (avx_h<plusminus_insn>v8sf3): Likewise.
457 (*avx_h<plusminus_insn>v4sf3): Likewise.
458 (*avx_h<plusminus_insn>v2df3): Likewise.
459 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
460 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
461 (*avx_maskcmp<mode>3): Likewise.
462 (avx_nand<mode>3): Likewise.
463 (*avx_<code><mode>3): Likewise.
464 (*avx_nand<mode>3): Likewise.
465 (*avx_<code><mode>3): Likewise.
466 (*avx_cvtsi2ss): Likewise.
467 (*avx_cvtsi2ssq): Likewise.
468 (*avx_cvtsi2sd): Likewise.
469 (*avx_cvtsi2sdq): Likewise.
470 (*avx_cvtsd2ss): Likewise.
471 (avx_cvtss2sd): Likewise.
472 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
473 (avx_cvtps2dq<avxmodesuffix>): Likewise.
474 (avx_cvttps2dq<avxmodesuffix>): Likewise.
475 (*avx_cvtsi2sd): Likewise.
476 (*avx_cvtsi2sdq): Likewise.
477 (avx_cvtdq2pd256): Likewise.
478 (avx_cvtpd2dq256): Likewise.
479 (avx_cvttpd2dq256): Likewise.
480 (*avx_cvtsd2ss): Likewise.
481 (*avx_cvtss2sd): Likewise.
482 (avx_cvtpd2ps256): Likewise.
483 (avx_cvtps2pd256): Likewise.
484 (*avx_movhlps): Likewise.
485 (*avx_movlhps): Likewise.
486 (avx_unpckhps256): Likewise.
487 (*avx_unpckhps): Likewise.
488 (avx_unpcklps256): Likewise.
489 (*avx_unpcklps): Likewise.
490 (avx_movshdup256): Likewise.
491 (avx_movsldup256): Likewise.
492 (avx_shufps256): Likewise.
493 (avx_shufps256_1): Likewise.
494 (*avx_shufps_<mode>): Likewise.
495 (*avx_loadhps): Likewise.
496 (*avx_storelps): Likewise.
497 (*avx_loadlps): Likewise.
498 (*avx_movss): Likewise.
499 (*vec_dupv4sf_avx): Likewise.
500 (*vec_concatv2sf_avx): Likewise.
501 (*vec_concatv4sf_avx): Likewise.
502 (*vec_setv4sf_0_avx): Likewise.
503 (*vec_setv4sf_avx): Likewise.
504 (*avx_insertps): Likewise.
505 (avx_vextractf128<mode>): Likewise.
506 (vec_extract_lo_<mode>): Likewise.
507 (vec_extract_hi_<mode>): Likewise.
508 (vec_extract_lo_<mode>): Likewise.
509 (vec_extract_hi_<mode>): Likewise.
510 (vec_extract_lo_v16hi): Likewise.
511 (vec_extract_hi_v16hi): Likewise.
512 (vec_extract_lo_v32qi): Likewise.
513 (vec_extract_hi_v32qi): Likewise.
514 (avx_unpckhpd256): Likewise.
515 (*avx_unpckhpd): Likewise.
516 (avx_movddup256): Likewise.
517 (*avx_movddup): Likewise.
518 (avx_unpcklpd256): Likewise.
519 (*avx_unpcklpd): Likewise.
520 (avx_shufpd256): Likewise.
521 (avx_shufpd256_1): Likewise.
522 (*avx_punpckhqdq): Likewise.
523 (*avx_punpcklqdq): Likewise.
524 (*avx_shufpd_<mode>): Likewise.
525 (*avx_storehpd): Likewise.
526 (*avx_loadhpd): Likewise.
527 (*avx_loadlpd): Likewise.
528 (*avx_movsd): Likewise.
529 (*vec_concatv2df_avx): Likewise.
530 (*avx_<plusminus_insn><mode>3): Likewise.
531 (*avx_<plusminus_insn><mode>3): Likewise.
532 (*avx_mulv8hi3): Likewise.
533 (*avxv8hi3_highpart): Likewise.
534 (*avx_umulv8hi3_highpart): Likewise.
535 (*avx_umulv2siv2di3): Likewise.
536 (*avx_mulv2siv2di3): Likewise.
537 (*avx_pmaddwd): Likewise.
538 (*avx_mulv4si3): Likewise.
539 (*avx_ashr<mode>3): Likewise.
540 (*avx_lshr<mode>3): Likewise.
541 (*avx_ashl<mode>3): Likewise.
542 (*avx_<code><mode>3): Likewise.
543 (*avx_eq<mode>3): Likewise.
544 (*avx_gt<mode>3): Likewise.
545 (*avx_nand<mode>3): Likewise.
546 (*avx_nand<mode>3): Likewise.
547 (*avx_<code><mode>3): Likewise.
548 (*avx_<code><mode>3): Likewise.
549 (*avx_packsswb): Likewise.
550 (*avx_packssdw): Likewise.
551 (*avx_packuswb): Likewise.
552 (*avx_punpckhbw): Likewise.
553 (*avx_punpcklbw): Likewise.
554 (*avx_punpckhwd): Likewise.
555 (*avx_punpcklwd): Likewise.
556 (*avx_punpckhdq): Likewise.
557 (*avx_punpckldq): Likewise.
558 (*avx_pinsr<avxmodesuffixs>): Likewise.
559 (*avx_pinsrq): Likewise.
560 (*avx_loadld): Likewise.
561 (*vec_extractv2di_1_rex64_avx): Likewise.
562 (*vec_extractv2di_1_avx): Likewise.
563 (*vec_dupv2di_avx): Likewise.
564 (*vec_concatv2si_avx): Likewise.
565 (*vec_concatv4si_1_avx): Likewise.
566 (*vec_concatv2di_avx): Likewise.
567 (*vec_concatv2di_rex64_avx): Likewise.
568 (*avx_uavgv16qi3): Likewise.
569 (*avx_uavgv8hi3): Likewise.
570 (*avx_psadbw): Likewise.
571 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
572 (*avx_phaddwv8hi3): Likewise.
573 (*avx_phadddv4si3): Likewise.
574 (*avx_phaddswv8hi3): Likewise.
575 (*avx_phsubwv8hi3): Likewise.
576 (*avx_phsubdv4si3): Likewise.
577 (*avx_phsubswv8hi3): Likewise.
578 (*avx_pmaddubsw128): Likewise.
579 (*avx_pmulhrswv8hi3): Likewise.
580 (*avx_pshufbv16qi3): Likewise.
581 (*avx_psign<mode>3): Likewise.
582 (*avx_palignrti): Likewise.
583 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
584 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
585 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
586 (*avx_mpsadbw): Likewise.
587 (*avx_packusdw): Likewise.
588 (*avx_pblendvb): Likewise.
589 (*avx_pblendw): Likewise.
590 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
591 (avx_ptest256): Likewise.
592 (avx_roundp<avxmodesuffixf2c>256): Likewise.
593 (*avx_rounds<ssemodesuffixf2c>): Likewise.
594 (*avx_aesenc): Likewise.
595 (*avx_aesenclast): Likewise.
596 (*avx_aesdec): Likewise.
597 (*avx_aesdeclast): Likewise.
598 (avx_vzeroupper): Likewise.
599 (avx_vzeroupper_rex64): Likewise.
600 (avx_vpermil<mode>): Likewise.
601 (avx_vpermilvar<mode>3): Likewise.
602 (avx_vpermil2<mode>3): Likewise.
603 (avx_vperm2f128<mode>3): Likewise.
604 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
605 (avx_vbroadcastss256): Likewise.
606 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
607 (avx_vinsertf128<mode>): Likewise.
608 (vec_set_lo_<mode>): Likewise.
609 (vec_set_hi_<mode>): Likewise.
610 (vec_set_lo_<mode>): Likewise.
611 (vec_set_hi_<mode>): Likewise.
612 (vec_set_lo_v16hi): Likewise.
613 (vec_set_hi_v16hi): Likewise.
614 (vec_set_lo_v32qi): Likewise.
615 (vec_set_hi_v32qi): Likewise.
616 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
617 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
618 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
619 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
620 (vec_init<mode>): Likewise.
621 (*vec_concat<mode>_avx): Likewise.
622 (blendbits): Support V8SF and V4DF.
623 (sse2_movq128): Support AVX.
624 (<sse>_movnt<mode>): Likewise.
625 (sse2_movntv2di): Likewise.
626 (sse_rcpv4sf2): Likewise.
627 (sse_sqrtv4sf2): Likewise.
628 (sse_rsqrtv4sf2): Likewise.
629 (<sse>_comi): Likewise.
630 (<sse>_ucomi): Likewise.
631 (sse_cvtss2si): Likewise.
632 (sse_cvtss2si_2): Likewise.
633 (sse_cvtss2siq): Likewise.
634 (sse_cvtss2siq_2): Likewise.
635 (sse_cvttss2si): Likewise.
636 (sse_cvttss2siq): Likewise.
637 (sse2_cvtsd2si): Likewise.
638 (sse2_cvtsd2si_2): Likewise.
639 (sse2_cvtsd2siq): Likewise.
640 (sse2_cvtsd2siq_2): Likewise.
641 (sse2_cvttsd2si): Likewise.
642 (sse2_cvttsd2siq): Likewise.
643 (sse2_cvtdq2pd): Likewise.
644 (*sse2_cvtpd2dq): Likewise.
645 (*sse2_cvttpd2dq): Likewise.
646 (*sse2_cvtpd2ps): Likewise.
647 (sse2_cvtps2pd): Likewise.
648 (sse3_movshdup): Likewise.
649 (sse3_movsldup): Likewise.
650 (sse_storehps): Likewise.
651 (*sse4_1_extractps): Likewise.
652 (sse2_storelpd): Likewise.
653 (vec_dupv2df_sse3): Likewise.
654 (*vec_concatv2df_sse3): Likewise.
655 (*sse4_1_pextrb): Likewise.
656 (*sse4_1_pextrb_memory): Likewise.
657 (*sse2_pextrw): Likewise.
658 (*sse4_1_pextrw_memory): Likewise.
659 (*sse4_1_pextrd): Likewise.
660 (*sse4_1_pextrq): Likewise.
661 (sse2_pshufd_1): Likewise.
662 (sse2_pshuflw_1): Likewise.
663 (sse2_pshufhw_1): Likewise.
664 (*sse2_storeq_rex64): Likewise.
665 (*vec_dupv4si): Likewise.
666 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
667 (sse2_pmovmskb): Likewise.
668 (*sse2_maskmovdqu): Likewise.
669 (*sse2_maskmovdqu_rex64): Likewise.
670 (sse_ldmxcsr): Likewise.
671 (sse_stmxcsr): Likewise.
672 (abs<mode>2): Likewise.
673 (sse4_1_movntdqa): Likewise.
674 (sse4_1_phminposuw): Likewise.
675 (sse4_1_extendv8qiv8hi2): Likewise.
676 (*sse4_1_extendv8qiv8hi2): Likewise.
677 (sse4_1_extendv4qiv4si2): Likewise.
678 (*sse4_1_extendv4qiv4si2): Likewise.
679 (sse4_1_extendv2qiv2di2): Likewise.
680 (*sse4_1_extendv2qiv2di2): Likewise.
681 (sse4_1_extendv4hiv4si2): Likewise.
682 (*sse4_1_extendv4hiv4si2): Likewise.
683 (sse4_1_extendv2hiv2di2): Likewise.
684 (*sse4_1_extendv2hiv2di2): Likewise.
685 (sse4_1_extendv2siv2di2): Likewise.
686 (*sse4_1_extendv2siv2di2): Likewise.
687 (sse4_1_zero_extendv8qiv8hi2): Likewise.
688 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
689 (sse4_1_zero_extendv4qiv4si2): Likewise.
690 (*sse4_1_zero_extendv4qiv4si2): Likewise.
691 (sse4_1_zero_extendv2qiv2di2): Likewise.
692 (*sse4_1_zero_extendv2qiv2di2): Likewise.
693 (sse4_1_zero_extendv4hiv4si2): Likewise.
694 (*sse4_1_zero_extendv4hiv4si2): Likewise.
695 (sse4_1_zero_extendv2hiv2di2): Likewise.
696 (*sse4_1_zero_extendv2hiv2di2): Likewise.
697 (sse4_1_zero_extendv2siv2di2): Likewise.
698 (*sse4_1_zero_extendv2siv2di2): Likewise.
699 (sse4_1_ptest): Likewise.
700 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
701 (sse4_2_pcmpestri): Likewise.
702 (sse4_2_pcmpestrm): Likewise.
703 (sse4_2_pcmpistri): Likewise.
704 (sse4_2_pcmpistrm): Likewise.
706 (aeskeygenassist): Likewise.
708 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
710 * config/i386/predicates.md (vzeroall_operation): New.
712 * config/i386/sse.md (avx_vzeroall): New.
713 (*avx_vzeroall): Likewise.
715 2008-08-28 Paul Brook <paul@codesourcery.com>
716 Mark Shinwell <shinwell@codesourcery.com>
717 Richard Earnshaw <richard.earnshaw@arm.com>
719 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
720 (TARGET_MIN_ANCHOR_OFFSET): New.
721 (arm_override_options): Set correct anchor ranges for Thumb-1
722 and Thumb-2 if required.
723 (legitimize_pic_address): Handle case involving a TLS symbol
724 reference with an addend.
725 (arm_optimization_options): Enable section anchors at -O1 and
727 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
728 * config/arm/arm-protos.h (arm_optimization_options): New.
730 2008-08-28 Nick Clifton <nickc@redhat.com>
732 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
733 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
736 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
737 * config/v850/v850.md (return): Remove frame size restriction.
739 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
741 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
743 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
745 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
747 2008-08-28 Paul Brook <paul@codesourcery.com>
749 * config/arm/vfp11.md: Update license notice.
750 * config/arm/cortex-r4.md: Ditto.
752 2008-08-28 Richard Guenther <rguenther@suse.de>
754 PR tree-optimization/37207
755 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
758 2008-08-28 Dodji Seketeli <dodji@redhat.com>
761 * tree.c (int_fits_type_p): Don't forget unsigned integers
762 of type sizetype which higher end word equals -1.
764 2008-08-28 Ira Rosen <irar@il.ibm.com>
766 * target.h (struct vectorize): Add new target builtin.
767 * tree-vectorizer.c (destroy_loop_vec_info): Call
768 vect_free_slp_instance instead of vect_free_slp_node.
769 * tree-vectorizer.h (enum slp_load_perm_type): New.
770 (struct _slp_instance): Add new fields.
771 (SLP_INSTANCE_LOAD_PERMUTATION): New.
772 (SLP_INSTANCE_LOADS): New.
773 (vect_free_slp_tree): Remove.
774 (vect_free_slp_instance): Declare.
775 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
776 (vectorizable_load): Add argument.
777 (vect_transform_slp_perm_load): New.
778 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
780 (vect_get_place_in_interleaving_chain): New function.
781 (vect_free_slp_tree): Make static.
782 (vect_free_slp_instance): New function.
783 (vect_build_slp_tree): Add new arguments. Allow load permutations and
784 collect the load location in the interleaving chain.
785 (vect_supported_slp_permutation_p): New function.
786 (vect_supported_load_permutation_p): Likewise.
787 (vect_analyze_slp_instance): In case of loads permutation, call
788 vect_supported_load_permutation_p to check that the permutation is
790 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
791 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
792 (vect_create_mask_and_perm): New function.
793 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
794 (vectorizable_load): Add an argument. Don't keep the created vectors
795 statements in the node if permutation is required. Call
796 vect_transform_slp_perm_load to generate the permutation.
797 (vect_transform_stmt): Add new argument. Call vectorizable_load with
799 (vect_schedule_slp_instance): In case of loads permutation, allocate
800 vectorized statements structure for all the related SLP nodes. Call
801 vect_transform_stmt with addditional argument.
802 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
803 * config/spu/spu.c (spu_builtin_vec_perm): New.
804 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
805 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
806 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
807 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
809 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
811 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
812 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
813 __gthread_cond_signal, __gthread_cond_timedwait,
814 __gthread_cond_timedwait_recursive): New functions.
815 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
817 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
820 2008-08-28 Richard Guenther <rguenther@suse.de>
823 * fold-const.c (maybe_canonicalize_comparison_1): Require
824 undefined overflow only for canonicalizing A +- CST cmp CST.
825 Make sure to not generate new constants that are not inside
826 their TYPE_MIN/MAX_VALUE range.
827 (maybe_canonicalize_comparison): Remove undefined overflow
829 (fold_binary): Remove now duplicate folding.
831 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
833 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
834 use not updated in the last change.
836 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
838 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
839 (IRA_COVER_CLASSES): Add FPUL_REGS.
841 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
844 * c-common.c (conversion_warning): Check for null operands.
846 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
849 * c-decl.c (check_for_loop_decls): Improve error message. Give
852 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
855 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
856 (convert_for_assignment): Pass corrent OPT_W* parameter to
859 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
862 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
864 2008-08-27 Paul Brook <paul@codesourcery.com>
866 * config.gcc: Loosen checks for arm uclinux eabi targets.
868 2008-08-27 Paul Brook <paul@codesourcery.com>
870 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
872 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
874 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
876 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
877 the enumerators of an ENUMERAL_TYPE.
878 * dbxout.c (dbxout_type): Ditto.
880 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
883 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
884 (fwprop_addr): Check that the loop_father is not the outer loop.
886 2008-08-26 Paul Brook <paul@codesourcery.com>
888 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
889 Remove documentation entry for fmul type.
890 Use fmuls to annotate single-precision multiplication patterns,
891 fmuld to annotate double-precision multiplication patterns,
892 fmacs to annotate single-precision multiply-accumulate patterns
893 and fmacd to annotate double-precision multiply-accumulate patterns.
894 * config/arm/vfp11.md: Update reservations accordingly.
895 * config/arm/arm.md: Note that certain values of the "type"
896 attribute are documented in vfp.md.
897 * config/arm/arm1020e.md: Remove out of date duplicate comment.
898 (v10_cvt): Use new fmul types.
900 2008-08-26 Paul Brook <paul@codesourcery.com>
902 * config/arm/vfp.md: Move pipeline description for VFP11 to...
903 * config/arm/vfp11.md: ...here. New.
904 * config/arm/arm.md: Include vfp11.md.
906 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
908 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
909 parameter to inform call.
911 2008-08-26 Jeff Law <law@redhat.com>
913 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
914 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
915 preferred class when copying a constant into a partial word register.
917 2008-08-26 Ben Elliston <bje@au.ibm.com>
919 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
920 * cp/typeck.c: Likewise.
921 * cp/tree.c: Likewise.
922 * gimple-low.c: Likewise.
925 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
927 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
928 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
930 * doc/passes.texi: Describe IRA.
932 * doc/tm.texi (IRA_COVER_CLASSES,
933 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
935 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
936 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
937 -fira-propagate-cost, -fno-ira-share-save-slots,
938 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
940 * flags.h (ira_algorithm): New enumeration.
941 (flag_ira_algorithm, flag_ira_verbose): New external variable
944 * postreload.c (gate_handle_postreload): Don't do post reload
945 optimizations unless the reload is completed.
947 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
950 * tree-pass.h (pass_ira): New external variable declaration.
952 * reload.h: Add 2008 to the Copyright.
954 * cfgloopanal.c: Include params.h.
955 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
958 * params.h (IRA_MAX_LOOPS_NUM): New macro.
960 * toplev.c (ira.h): New include.
961 (flag_ira_algorithm, flag_ira_verbose): New external variables.
962 (backend_init_target): Call ira_init.
963 (backend_init): Call ira_init_once.
964 (finalize): Call finish_ira_once.
966 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
967 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
970 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
971 may_move_out_cost): New external variable declarations.
972 (move_table): New typedef.
974 * caller-save.c: Include headers output.h and ira.h.
975 (no_caller_save_reg_set): New global variable.
976 (save_slots_num, save_slots): New variables.
977 (reg_save_code, reg_restore_code, add_stored_regs): Add
979 (init_caller_save): Set up no_caller_save_reg_set.
980 (init_save_areas): Reset save_slots_num.
981 (saved_hard_reg): New structure.
982 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
983 (initiate_saved_hard_regs, new_saved_hard_reg,
984 finish_saved_hard_regs, saved_hard_reg_compare_func): New
986 (setup_save_areas): Add code for sharing stack slots.
987 (all_blocks): New variable.
988 (save_call_clobbered_regs): Process pseudo-register too.
989 (mark_set_regs): Process pseudo-register too.
990 (insert_one_insn): Put the insn after bb note in a empty basic
991 block. Add insn check.
993 * global.c (eliminable_regset): Make it external.
994 (mark_elimination): Use DF_LR_IN for IRA.
995 (pseudo_for_reload_consideration_p): New.
996 (build_insn_chain): Make it external. Don't ignore spilled
997 pseudos for IRA. Use pseudo_for_reload_consideration_p.
998 (gate_handle_global_alloc): New function.
999 (pass_global_alloc): Add the gate function.
1001 * opts.c (decode_options): Set up flag_ira. Print the warning for
1003 (common_handle_option): Process -fira-algorithm and -fira-verbose.
1005 * timevar.def (TV_IRA, TV_RELOAD): New passes.
1007 * regmove.c (regmove_optimize): Don't do replacement of output for
1010 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
1011 New external variable declarations.
1013 * local-alloc.c (update_equiv_regs): Make it external. Return
1014 true if jump label rebuilding should be done. Rescan new_insn for
1016 (gate_handle_local_alloc): New function.
1017 (pass_local_alloc): Add the gate function.
1019 * alias.c (value_addr_p, stack_addr_p): New functions.
1020 (nonoverlapping_memrefs_p): Use them for IRA.
1022 * common.opt (fira, fira-algorithm, fira-coalesce,
1023 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
1024 fira-verbose): New options.
1026 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
1027 move_cost, may_move_in_cost, may_move_out_cost): Make the
1029 (move_table): Remove typedef.
1030 (init_move_cost): Make it external.
1031 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
1034 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
1035 setup_reg_classes): New function prototypes.
1036 (eliminable_regset): New external variable declaration.
1037 (build_insn_chain, update_equiv_regs): New function prototypes.
1039 * Makefile.in (IRA_INT_H): New definition.
1040 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
1041 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
1042 (reload1.o, toplev.o): Add dependence on ira.h.
1043 (cfgloopanal.o): Add PARAMS_H.
1044 (caller-save.o): Add dependence on output.h and ira.h.
1045 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
1046 ira-emit.o, ira-lives.o): New entries.
1048 * passes.c (pass_ira): New pass.
1050 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
1052 * reload1.c (ira.h): Include the header.
1053 (changed_allocation_pseudos): New bitmap.
1054 (init_reload): Initiate the bitmap.
1055 (compute_use_by_pseudos): Permits spilled registers in FROM.
1056 (temp_pseudo_reg_arr): New variable.
1057 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
1058 IRA. Call alter_reg with the additional parameter. Don't clear
1059 spilled_pseudos for IRA. Restore original insn chain for IRA.
1060 Clear changed_allocation_pseudos at the end of reload.
1061 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
1062 (hard_regno_to_pseudo_regno): New variable.
1063 (count_pseudo): Check spilled pseudos. Set up
1064 hard_regno_to_pseudo_regno.
1065 (count_spilled_pseudo): Check spilled pseudos. Update
1066 hard_regno_to_pseudo_regno.
1067 (find_reg): Use better_spill_reload_regno_p. Check
1068 hard_regno_to_pseudo_regno.
1069 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
1071 (eliminate_regs_1): Use additional parameter for alter_reg.
1072 (finish_spills): Set up pseudo_previous_regs only for spilled
1073 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
1074 more arguments. Don't clear live_throughout and dead_or_set for
1075 spilled pseudos. Use additional parameter for alter_reg. Call
1076 mark_allocation_change. Set up changed_allocation_pseudos.
1077 Remove sanity check.
1078 (emit_input_reload_insns, delete_output_reload): Use additional
1079 parameter for alter_reg. Call mark_allocation_change.
1080 (substitute, gen_reload_chain_without_interm_reg_p): New
1082 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
1084 * testsuite/gcc.dg/20080410-1.c: New file.
1086 * config/s390/s390.h (IRA_COVER_CLASSES,
1087 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
1089 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
1091 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
1093 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
1095 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
1097 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
1099 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
1101 2008-08-24 Jeff Law <law@redhat.com>
1102 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
1103 when ignoring unavailable registers.
1105 2008-08-24 Jeff Law <law@redhat.com>
1106 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
1107 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
1108 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
1109 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
1111 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
1112 * ira-build.c (allocno_range_compare_func): Stabilize sort.
1114 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
1115 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
1116 * reload1.c (find_reg): Process registers in register allocation order.
1118 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
1119 * toplev.c (backend_init_target): Move ira_init call from
1121 (lang_dependent_init_target): ...to here.
1123 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
1124 * ira.c (setup_class_subset_and_memory_move_costs): Don't
1125 calculate memory move costs for NO_REGS.
1127 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
1128 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
1129 STACK_REGS is defined.
1131 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1132 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
1134 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
1135 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
1137 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
1138 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
1139 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
1142 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
1143 Dorit Nuzman <dorit@il.ibm.com>
1145 * gcc/config/spu/spu.md (vec_extract_evenv4si,
1146 vec_extract_evenv4sf, vec_extract_evenv8hi,
1147 vec_extract_evenv16qi, vec_extract_oddv4si,
1148 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
1149 vec_interleave_highv4sf, vec_interleave_lowv4sf,
1150 vec_interleave_highv4si, vec_interleave_lowv4si,
1151 vec_interleave_highv8hi, vec_interleave_lowv8hi,
1152 vec_interleave_highv16qi, vec_interleave_lowv16qi,
1153 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
1155 2008-08-25 Janis Johnson <janis187@us.ibm.com>
1158 * config/rs6000/rs6000.c (optimization_options): Don't default to
1159 section anchors without toplevel reorder.
1161 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1163 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
1164 (mfc_end_critical_section): Likewise.
1166 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1168 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
1169 all type qualifiers from element type to vector type.
1171 2008-08-25 David Daney <ddaney@avtrex.com>
1173 * config/mips/mips.md (immediate_insn): Move up in file, fix
1174 comment typo, reformat.
1175 (fetchop_bit, atomic_hiqi_op memory_barrier,
1176 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
1177 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
1178 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
1179 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
1180 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
1181 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
1182 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
1183 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
1184 sync_old_nand<mode>, sync_new_nand<mode>,
1185 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
1186 test_and_set_12): Moved to sync.md.
1188 * config/mips/sync.md: New file.
1190 2008-08-25 Richard Henderson <rth@redhat.com>
1192 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
1193 (regsave): Likewise.
1194 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
1195 (output_cfi_directive): Likewise.
1196 (div_data_align): New.
1197 (output_cfi): Use it.
1199 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
1201 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
1202 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
1203 (TARGET_OCTEON): New macro.
1204 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
1205 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
1206 (ISA_HAS_POP): New macro.
1207 * config/mips/driver-native.c (host_detect_local_cpu): Handle
1209 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1211 * config/mips/mips.md (cpu): Add octeon.
1212 (type): Add pop attribute value.
1213 (popcount<mode>2): New pattern.
1214 * doc/invoke.texi (-march=@var{arch}): Add octeon.
1216 2008-08-24 Jan Hubicka <jh@suse.cz>
1218 * doc/invoke.texi (-fipa-cp-clone): New option.
1219 (-fipa-cp): Update docs.
1220 (--param ipcp-unit-growth):New.
1221 * ipa-cp.c: Include fibheap.h, params.h
1222 (ipcp_initialize_node_lattices): When not cloning, all externally
1223 visible functions are bottom.
1224 (ipcp_need_redirect_p): Accept clones.
1225 (ipcp_insert_stage): Use cost driven heuristics.
1226 (max_count, dead_nodes): New static vars.
1227 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
1228 ipcp_const_param_count): New functions.
1229 * common.opt (ipa-cp-clone): New command line option.
1230 * params.def (ipcp-unit-growth): New.
1232 2008-08-24 Jan Hubicka <jh@suse.cz>
1234 * tree-inline.c (tree_function_versioning): Look harder
1235 for referenced vars.
1237 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
1239 PR tree-optimization/37185
1240 * matrix-reorg.c (transform_access_sites): Update changed stmt.
1242 2008-08-23 Jan Hubicka <jh@suse.cz>
1244 * ipa-cp.c (ipcp_analyze_node): New function.
1245 (ipcp_update_cloned_node): Use it.
1246 (ipcp_init_stage): Likewise.
1247 * ipa-inline.c (function_insertion_hook_holder): New static var.
1248 (analyze_function): Break out from ....
1249 (inline_generate_summary): Here; register insertion hook.
1250 (cgraph_decide_inlining): Remove hook.
1251 (add_new_function): New function.
1253 2008-08-23 Jan Hubicka <jh@suse.cz>
1255 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
1257 2008-08-23 Jan Hubicka <jh@suse.cz>
1259 * ipa-cp.c (constant_val_insert): Remove.
1260 (ipcp_propagate_one_const): Remove.
1261 (ipcp_create_replace_map): Always insert replacements to the map.
1262 (ipcp_insert_stage): Do not try to insert statements by hand.
1263 * tree-inline.c (insert_init_stmt): Break out from ...
1264 (setup_one_parameter): ... here; allow NULL BB pointer.
1265 (tree_function_versioning): Use setup_one_parameter to process
1268 2008-08-23 Jan Hubicka <jh@suse.cz>
1270 * tree.c (decl_address_ip_invariant_p): New function.
1271 * tree.h (decl_address_ip_invariant_p): Declare.
1272 * gimple.c (strip_invariant_refs): Break out from ...
1273 (is_gimple_invariant_address): ... here
1274 (is_gimple_ip_invariant_address): New function.
1275 (is_gimple_ip_invariant): New function.
1276 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
1279 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
1280 (ipcp_lat_is_insertable): All constants are insertable.
1281 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
1282 IPA_CONST_VALUE_REF.
1283 (ipcp_initialize_node_lattices): Propagate all types of operands.
1284 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
1285 (ipcp_create_replace_map): Reformat.
1286 (ipcp_need_redirect_p): Simplify.
1287 (ipcp_insert_stage): Check that argument is used before clonning.
1288 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
1289 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
1290 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
1291 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
1292 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
1293 (jump_func_type): Remove IPA_CONST_VALUE_REF.
1294 * tree-inline.c (tree_function_versioning): Add variables referenced by
1297 2008-08-23 Jan Hubicka <jh@suse.cz>
1300 * i386.c (standard_80387_constant_p): Use optimize_size.
1302 2008-08-23 Ira Rosen <irar@il.ibm.com>
1304 PR tree-optimization/37161
1305 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
1306 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
1307 (vect_determine_vectorization_factor): Move the scalar type
1308 retrieval to vect_get_smallest_scalar_type.
1309 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
1310 scalar type. Remove redundant computation.
1311 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
1312 (vect_get_slp_defs): Take the type of RHS into account if
1313 necessary by calling vect_get_smallest_scalar_type. Call
1314 vect_get_constant_vectors with additional argument.
1316 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1319 * doc/invoke.texi (Wwrite-strings): Clarify description.
1321 2008-08-23 Ira Rosen <irar@il.ibm.com>
1323 PR tree-optimization/37174
1324 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
1325 def stmt is a part of the loop before accessing its stmt_vec_info.
1327 2008-08-22 Anatoly Sokolov <aesok@post.ru>
1330 * config/avr/avr.md (UNSPEC_SWAP): New constants.
1331 (*swap): New insn pattern.
1332 (*ashlqi3): Rename from ashlqi3 insn pattern.
1333 (ashlqi3): New expanders.
1334 (*lshrqi3): Rename from lshrqi3 insn pattern.
1335 (lshrqi3): New expanders.
1336 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
1337 lshrqi3_const5, lshrqi3_const6): New splitters.
1338 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
1339 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
1342 2008-08-22 Richard Guenther <rguenther@suse.de>
1344 PR tree-optimization/37078
1345 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
1346 [+INF, +INF] ranges.
1348 2008-08-22 Richard Guenther <rguenther@suse.de>
1350 PR tree-optimization/37143
1351 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
1352 a conversion statement instead of a copy.
1354 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
1357 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
1358 CCCmode, CCOmode and CCSmode destination modes.
1361 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
1362 from different units in a single alternative.
1363 (*vec_extractv2sf_1): Ditto.
1364 (*vec_extractv2si_0): Ditto.
1365 (*vec_extractv2si_1): Ditto.
1366 * config/i386/sse.md (sse2_storehpd): Ditto.
1367 (sse2_storelpd): Ditto.
1368 (sse2_loadhpd): Ditto.
1369 (sse2_loadlpd): Ditto.
1372 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
1373 (popcountsi2): Ditto.
1374 (clzdi2_abm): Ditto.
1375 (popcountdi2): Ditto.
1376 (clzhi2_abm): Ditto.
1377 (popcounthi2): Ditto.
1379 2008-08-22 Richard Guenther <rguenther@suse.de>
1383 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
1384 if the multiplication does not overflow.
1386 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
1388 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
1390 2008-08-21 Richard Henderson <rth@redhat.com>
1392 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
1393 spurrious comma from test.
1394 * configure: Rebuild.
1396 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1399 * builtins.c (fold_builtin_next_arg): Add warning about undefined
1402 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
1404 * c-tree.h (grokfield): New argument.
1405 * c-decl.c (grokfield): Handle new location argument.
1406 * c-parser.c (c_parser_struct_declaration): Pass location to
1409 2008-08-21 Richard Guenther <rguenther@suse.de>
1411 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
1413 2008-08-21 Jan Hubicka <jh@suse.cz>
1415 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
1416 (cgraph_add_function_insertion_hook,
1417 cgraph_remove_function_insertion_hook,
1418 cgraph_call_function_insertion_hooks): New functions.
1419 * cgraph.h (cgraph_add_function_insertion_hook,
1420 cgraph_remove_function_insertion_hook,
1421 cgraph_call_function_insertion_hooks): Declare.
1422 * ipa-reference.c (function_insertion_hook_holder): New variable.
1423 (check_operand, look_for_address_of): When checking late, do not care
1424 about module bitmaps.
1425 (add_new_function): New function.
1426 (generate_summary): Register hooks; zero module bitmaps.
1427 (propagate): Unregister hooks.
1428 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
1429 (add_new_function): New function.
1430 (generate_summary): Register hook.
1431 (propagate): Remove hook.
1433 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
1435 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
1436 * ipa-cp.c (ipcp_update_cloned_node): New function.
1437 (build_const_val): Handle functions correctly; bring type logic
1438 into sync with tree-inline.c
1439 (ipcp_init_stage): Take care of computing stuff needed by
1440 indirect inlining; update clones.
1441 (ipcp_generate_summary): Break out of ipcp_driver.
1442 (ipcp_driver): Do only execution and transformation.
1443 (pass_ipa_cp): Make IPA_PASS.
1444 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
1446 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
1447 ipcp, some info is already available.
1448 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
1449 * tree-inline.c (remap_ssa_name): Unshare expression.
1451 2008-08-21 Richard Guenther <rguenther@suse.de>
1453 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
1454 a PHI ask VN if it is already available.
1455 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
1456 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
1458 2008-08-21 Richard Guenther <rguenther@suse.de>
1461 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
1462 makes sure to produce a result of the correct type.
1464 2008-08-21 Jan Hubicka <jh@suse.cz>
1465 Backport from LTO branch:
1467 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1468 Jan Hubicka <jh@suse.cz>
1471 (init_state, finish_state, set_function_state, generate_summary):
1473 (scan_stmt): Renamed from scan_function. Changed to keep state in
1474 local static vars rather than cgraph aux field.
1475 (propagate): Renamed from static_execute. Changed to keep state in
1476 local static vars rather than cgraph aux field.
1477 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
1478 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
1480 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1482 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
1483 * ipa-reference.c (init_function_info, generate_summary,
1484 propagate): New functions.
1485 (analyze_function): Call init_function_info.
1486 (static_execute): Stripped into generate_summary and propagate.
1487 (pass_ipa_reference): Made into ipa_opt_pass.
1489 2008-08-21 Richard Guenther <rguenther@suse.de>
1491 PR tree-optimization/37181
1492 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
1494 (extract_range_from_unary_expr): Likewise.
1496 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1498 * diagnostic.c (pedwarn_at): Rename as pedwarn.
1500 * toplev.h (pedwarn_at): Likewise.
1501 * builtins.c: Update all calls to pedwarn.
1502 * c-lex.c: Likewise.
1503 * toplev.c: Likewise.
1504 * c-tree.h: Likewise.
1505 * c-decl.c: Likewise.
1506 * c-errors.c: Likewise.
1507 * c-typeck.c: Likewise.
1508 * c-common.c: Likewise.
1509 * c-parser.c: Likewise.
1511 2008-08-20 Joseph Myers <joseph@codesourcery.com>
1514 * config/sparc/sparc.c (function_arg_slotno): Handle structure
1515 with MODE_VECTOR_INT mode.
1517 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1520 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
1521 initialized outside the current module.
1522 (warn_uninitialized_var): Ignore left-hand side when walking the
1523 trees. Ignore address expressions. Examine VUSE operands in gimple
1524 statements with a variable declaration on the right-hand side.
1526 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
1529 * rtlanal.c (subreg_offset_representable_p): Revert last change.
1531 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1534 * c-common.c (conversion_warning): Do not warn if applying bit-and
1535 operator to unsigned constant that fits in the target type.
1537 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1540 * c-common.c (conversion_warning): Do not warn for artificial
1543 2008-08-20 Richard Guenther <rguenther@suse.de>
1545 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
1546 (extract_range_from_binary_expr): Fall back to constant propagation.
1547 (extract_range_from_unary_expr): Likewise.
1549 2008-08-20 Richard Guenther <rguenther@suse.de>
1551 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
1552 with TREE_THIS_VOLATILE on shared nodes.
1553 (fold_stmt_r): Likewise.
1555 2008-08-20 Jakub Jelinek <jakub@redhat.com>
1558 * c-parser.c (c_parser_attributes): For keywords use canonical
1559 spelling for attr_name.
1561 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1563 * value-prof.c (check_counter): Revert wrong call to error.
1565 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1567 * profile.c: Update calls to inform.
1568 * value-prof.c: Update calls to inform.
1570 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1572 * diagnostic.c (inform): Add an explicit location_t parameter.
1573 * toplev.h (inform): Update declaration.
1574 * builtins.c: Update all calls to inform.
1575 * c-common.c: Likewise.
1576 * c-decl.c: Likewise.
1577 * c-opts.c: Likewise.
1578 * c-pch.c: Likewise.
1579 * c-pragma.c: Likewise.
1580 * c-typeck.c: Likewise.
1581 * coverage.c: Likewise.
1583 * toplev.c: Likewise.
1584 * tree-cfg.c: Likewise.
1585 * tree-ssa.c: Likewise.
1587 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
1590 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
1591 V2DI mode, for SSE4.1, use movq instead of vector set if the
1592 second element is zero and inter-unit moves are OK.
1594 2008-08-20 Richard Guenther <rguenther@suse.de>
1596 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
1597 properly handle conversion/copy chains after tuplification.
1599 2008-08-20 Richard Guenther <rguenther@suse.de>
1601 * passes.c (init_optimization_passes): Move the second
1602 forwprop pass before alias computation. Remove the second
1603 DCE pass. Remove the first dominator and phi copy/const
1606 2008-08-20 Nick Clifton <nickc@redhat.com>
1608 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
1609 support of this feature. Do not assume that a sufficiently new
1610 assembler will support the feature regardless of the target type.
1611 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
1612 * configure: Regenerate.
1614 2008-08-20 Richard Guenther <rguenther@suse.de>
1616 * tree-vrp.c (found_in_subgraph): Remove.
1617 (live): New global static.
1618 (live_on_edge): New function.
1619 (blocks_visited): Remove.
1620 (register_edge_assert_for_2): Use live_on_edge.
1621 (find_conditional_asserts): Remove code dealing with
1622 found_in_subgraph. Do not walk the CFG.
1623 (find_switch_asserts): Likewise.
1624 (find_assert_locations_1): Renamed from find_assert_locations.
1625 Move finding assert locations for conditional and switch
1626 statements first. Update live bitmap. Do not walk the CFG.
1627 (find_assert_locations): New function.
1628 (insert_range_assertions): Remove entry of CFG walk.
1629 Adjust call to find_assert_locations.
1630 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
1631 that only can appear because of fake exit edges but assert we
1632 never try to insert on those.
1633 (fini_pre): Do not remove fake exit edges here...
1634 (execute_pre): ...but here, before committing edge inserts.
1636 2008-08-19 Richard Guenther <rguenther@suse.de>
1638 * passes.c (init_optimization_passes): Exchange store-ccp
1641 2008-08-19 Rafael Espindola <espindola@google.com>
1643 * varasm.c (weak_decls): Move earlier in the file.
1644 (assemble_external): Add weak decls to the weak_decls list.
1645 (declare_weak): Don't add decls to the weak_decls list.
1647 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
1650 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
1651 before (sse2_shufpd_<mode>).
1653 2008-08-19 Jakub Jelinek <jakub@redhat.com>
1656 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
1657 * tree.c (block_nonartificial_location): Likewise.
1659 2008-08-19 Richard Guenther <rguenther@suse.de>
1661 PR tree-optimization/35972
1662 PR tree-optimization/23094
1663 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
1665 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
1666 handle MISALIGNED_INDIRECT_REF.
1667 (get_ref_from_reference_ops): New helper.
1668 (vn_reference_lookup_pieces): Walk the use-def chain using the
1669 alias-oracle if requested.
1670 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
1671 walking the use-def chain.
1672 (compute_avail): But not here.
1673 (create_component_ref_by_pieces_1): Properly handle
1674 MISALIGNED_INDIRECT_REF.
1675 (do_regular_insertion): Handle fully redundant
1676 expressions after PHI-translation also for SSA_NAME values, not
1677 only constants. Correctly use edoubleprime for that.
1679 2008-08-19 Ira Rosen <irar@il.ibm.com>
1681 * tree-vectorizer.c (supportable_widening_operation): Support
1682 multi-step conversion, return the number of steps in such conversion
1683 and the required intermediate types.
1684 (supportable_narrowing_operation): Likewise.
1685 * tree-vectorizer.h (vect_pow2): New function.
1686 (supportable_widening_operation): Change argument types.
1687 (supportable_narrowing_operation): Likewise.
1688 (vectorizable_type_promotion): Add an argument.
1689 (vectorizable_type_demotion): Likewise.
1690 * tree-vect-analyze.c (vect_analyze_operations): Call
1691 vectorizable_type_promotion and vectorizable_type_demotion with
1692 additional argument.
1693 (vect_get_and_check_slp_defs): Detect patterns.
1694 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
1696 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
1697 vect_build_slp_tree with correct arguments. Calculate unrolling factor
1698 according to the smallest type in the loop.
1699 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
1700 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
1701 supportable_widening_operation with correct arguments.
1702 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
1703 operands lists according to the number of vector statements in left
1704 or right node, if exists.
1705 (vect_gen_widened_results_half): Remove unused argument.
1706 (vectorizable_conversion): Call supportable_widening_operation,
1707 supportable_narrowing_operation, and vect_gen_widened_results_half
1708 with correct arguments.
1709 (vectorizable_assignment): Change documentation, support multiple
1711 (vectorizable_operation): Likewise.
1712 (vect_get_loop_based_defs): New function.
1713 (vect_create_vectorized_demotion_stmts): Likewise.
1714 (vectorizable_type_demotion): Support loop-aware SLP and general
1715 multi-step conversion. Call vect_get_loop_based_defs and
1716 vect_create_vectorized_demotion_stmts for transformation.
1717 (vect_create_vectorized_promotion_stmts): New function.
1718 (vectorizable_type_promotion): Support loop-aware SLP and general
1719 multi-step conversion. Call vect_create_vectorized_promotion_stmts
1721 (vectorizable_store): Change documentation, support multiple
1723 (vectorizable_load): Likewise.
1724 (vect_transform_stmt): Pass SLP_NODE to
1725 vectorizable_type_promotion and vectorizable_type_demotion.
1726 (vect_schedule_slp_instance): Move here the calculation of number
1727 of vectorized statements for each node from...
1728 (vect_schedule_slp): ... here.
1729 (vect_transform_loop): Call vect_schedule_slp without the last
1732 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
1735 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
1736 to == in assert statement.
1737 (vectorizable_reduction): Fix typo.
1739 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
1742 * value-prof.c (check_counter): Dereference pointer to overall
1743 count when printing it.
1745 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
1747 * profile.h: Really add it.
1749 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
1751 * mcf.c: Really add it.
1753 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
1754 Vinodha Ramasamy <vinodha@google.com>
1756 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
1758 * value-prof.c (check_counter): Fix the counter if
1759 flag_profile_correction is true.
1760 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
1761 tree_mod_subtract_transform):
1762 Follow check_counter parameter change.
1763 * common.opt (fprofile-correction): New option.
1765 * profile.h: Likewise.
1766 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
1767 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
1768 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
1770 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
1771 flag_profile_correction is set.
1773 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
1775 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
1777 2008-08-18 Tomas Bily <tbily@suse.cz>
1779 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
1780 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
1782 * tree-data-ref.c (split_constant_offset_1): Likewise.
1783 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
1784 * tree-sra.c (sra_walk_expr): Likewise.
1785 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
1786 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
1787 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
1788 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
1790 * gimple.c (gimple_assign_unary_nop_p): Likewise.
1791 * tree-vect-transform.c (vectorizable_type_demotion)
1792 (vectorizable_type_promotion): Likewise.
1793 * tree-inline.c (expand_call_inline):
1794 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1795 (forward_propagate_addr_expr_1, forward_propagate_comparison)
1796 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1797 * expr.c (expand_expr_real_1): Likewise.
1798 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
1799 (gimple_assign_unary_useless_conversion_p): Likewise.
1800 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1801 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
1802 * fold-const.c (fold_unary): Likewise.
1803 * tree.h (CONVERT_EXPR_P): Likewise.
1804 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
1805 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
1807 (register_edge_assert_for_2, extract_range_from_unary_expr)
1808 (register_edge_assert_for_1): Likewise.
1810 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1812 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
1813 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
1814 (enum real_value_const): Delete.
1815 (get_real_const): Delete.
1816 * real.c (get_real_const): Delete.
1817 (dconst_e_ptr): Define.
1818 (dconst_third_ptr): Define.
1819 (dconst_sqrt2_ptr): Define.
1820 * builtins.c: Update all callers.
1822 2008-08-18 Richard Guenther <rguenther@suse.de>
1824 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
1825 statement iterator after statement removal.
1827 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
1829 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
1830 (detect_processor_freebsd): Likewise.
1831 (host_detect_local_cpu): Call newly added functions for FreeBSD.
1833 2008-08-18 Richard Guenther <rguenther@suse.de>
1835 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
1836 and loads have the correct types.
1838 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1841 * c-opts.c (cpp_opts): Remove static.
1842 * c-parser.c (cpp_opts): Declare it extern.
1843 (disable_extension_diagnostics): Handle cpp options.
1844 (enable_extension_diagnostics): Likewise.
1846 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1848 * diagnostics.c (permerror_at): Rename as permerror.
1849 (permerror): Delete.
1850 * toplev.h: Likewise.
1852 2008-08-18 Richard Guenther <rguenther@suse.de>
1854 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
1855 sdse1 and addressables2 passes. Replace dce1 with cddce1.
1856 Move call_cdce before build_alias. Move copyrename2,
1857 cunrolli and ccp2 beafore build_alias. Re-add addressable2
1858 right after final inlining.
1859 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
1860 (pass_build_cfg): But instead via TODO_dump_func.
1862 2008-08-18 Richard Guenther <rguenther@suse.de>
1864 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
1866 (scalarize_init): If we failed to generate some initializers
1867 do not generate zeros for not instantiated members. Instead
1868 rely on the copy out.
1869 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
1870 about missing flow-sensitive alias info only if we have
1873 2008-08-17 Nick Clifton <nickc@redhat.com>
1875 * doc/extend.texi (Function Attributes): Fix typo in description
1876 if hot function attribute.
1878 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
1879 Richard Sandiford <rdsandiford@googlemail.com>
1881 * doc/install.texi (--with-mips-plt): Document.
1882 * doc/invoke.texi (-mplt, -mno-plt): Document.
1883 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
1884 and handle ${with_mips_plt}.
1885 * config/mips/mips.opt (mplt): New option.
1886 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
1887 (TARGET_ABICALLS_PIC2): Likewise.
1888 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
1889 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
1890 (ASM_SPEC): Use !mabi=* instead of !mabi*.
1891 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
1892 to decide whether to output ".option picX" directives.
1893 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
1894 Pass -call_nonpic rather than -KPIC for -mplt.
1895 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
1896 on the command line. Also remove it when -mabi=64 is used without
1898 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
1899 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
1900 TARGET_ABICALLS_PIC0.
1901 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
1903 (mips16_build_function_stub): Only output ".option pic" directives
1904 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
1905 (mips16_build_call_stub): Fix comment and remove redundant
1906 ".set at"/"set .noat" directives.
1907 (mips_function_rodata_section): Use the default behaviour for
1908 TARGET_ABSOLUTE_ABICALLS.
1909 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
1910 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
1911 (mips_restore_gp): Do nothing if the current function doesn't use
1913 (mips_expand_prologue): Only save $gp if the current function uses it.
1914 Use a normal move for TARGET_ABICALLS_PIC0.
1915 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
1917 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
1919 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
1920 of function when handling GLOBAL_POINTER_REGNUM.
1922 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
1925 * common.opt (-fstack-check): Do not declare the variable here.
1926 (-fstack-check=): New option variant.
1927 * doc/invoke.texi (Code Gen Options): Document it.
1928 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
1929 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
1930 (STACK_CHECK_STATIC_BUILTIN): New macro.
1931 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
1932 * opts.c: Include expr.h.
1933 (common_handle_option) <OPT_fold_stack_check_>: New case.
1934 <OPT_fstack_check>: Likewise.
1935 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
1936 consistently in the test for variable-sized types. Adjust for
1937 new behaviour of flag_stack_check.
1938 * explow.c: Include except.h.
1939 (allocate_dynamic_stack_space): Do not take into account
1940 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
1941 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
1942 for variable-sized parameters. Treat all parameters whose size is
1943 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
1944 stack checking is enabled.
1945 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
1946 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
1947 if generic stack checking is enabled.
1948 (expand_function_end): Adjust for new behaviour of flag_stack_check.
1949 * reload1.c (reload): Likewise.
1950 * stmt.c (expand_decl): Assert that all automatic variables have
1951 fixed size at this point and remove dead code.
1952 * flags.h (stack_check_type): New enumeration type.
1953 (flag_stack_check): Declare.
1954 * toplev.c (flag_stack_check): New global variable.
1955 * Makefile.in (opts.o): Add dependency on EXPR_H.
1956 (explow.o): Add dependency on except.h.
1958 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
1960 * config/avr/avr.c (avr_override_options): Reduce value of
1961 PARAM_INLINE_CALL_COST.
1963 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
1965 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
1966 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
1967 lieu of TYPE_MODE (type) throughout.
1969 2008-08-15 Joseph Myers <joseph@codesourcery.com>
1971 * config/arm/arm.c (add_minipool_backward_ref): Check for
1972 8-byte-aligned entries in second case of forcing insertion after a
1973 particular entry. Change third case to avoid inserting
1974 non-8-byte-aligned entries before 8-byte-aligned ones.
1976 2008-08-15 Richard Guenther <rguenther@suse.de>
1978 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
1979 strip components for unknown size accesses.
1981 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
1983 * config/s390/2097.md New file.
1984 * config/s390/s390.md ("z10prop" attribute): Define none,
1985 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
1986 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
1987 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
1988 possible values and apply them to insns as appropriate.
1989 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
1990 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
1991 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
1992 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
1994 ("bfp" mode attribute): Removed. Every occurence replaced
1996 * config/s390/s390.c (struct "z10_cost"): Updated entries.
1997 * config/s390/2084.md (insn_reservation "x_itof"): Updated
2000 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2003 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
2006 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
2008 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
2009 additional argument. Support reduction when duplication is needed due
2010 to data-types of different sizes in the loop.
2011 (get_initial_def_for_induction): Fix printout.
2012 (vect_get_vec_def_for_stmt_copy): Support case where the
2013 vec_stmt_for_operand is a phi node.
2014 (vectorizable_reduction): Support reduction when duplication is needed
2015 due to data-types of different sizes in the loop.
2016 (vectorizable_call): Remove restriction to not vectorize in case we
2017 have data-types of different sizes in the loop.
2018 (vectorizable_conversion): Likewise.
2019 (vectorizable_operation): Likewise.
2020 (vectorizable_type_demotion): Likewise.
2021 (vectorizable_type_promotion): Likewise.
2022 (vectorizable_induction): Add restriction to not vectorize in case
2023 we have data-types of different sizes in the loop.
2025 2008-08-14 Christophe Saout <christophe@saout.de>
2026 Uros Bizjak <ubizjak@gmail.com>
2029 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
2030 (*vec_concatv2di_rex64_sse4_1): Ditto.
2031 (*vec_concatv2di_rex64_sse): Ditto.
2033 2008-08-14 Jakub Jelinek <jakub@redhat.com>
2036 * fold-const.c (fold_widened_comparison): Do not allow
2037 sign changes that change the result even if shorter type
2038 is wider than arg1_unw's type.
2040 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
2042 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
2043 Skip if the multilib testing specifies -march that does not
2044 agree with the one specified in the testcase.
2046 2008-08-13 Joseph Myers <joseph@codesourcery.com>
2048 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
2049 zero extend SImode values being converted to TFmode before passing
2052 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2054 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
2055 __PPU__ when targeting the Cell/B.E. PPU processor.
2057 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
2059 * gimple.h (gimple_call_set_chain): Accept SSA variables.
2060 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
2061 Rematerialize the static chain, if any.
2062 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
2065 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
2067 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
2068 (new_loc_descr): Likewise.
2069 (add_loc_descr): Likewise.
2070 (size_of_loc_descr): Likewise.
2071 (size_of_locs): Likewise.
2072 (output_loc_operands): Likewise.
2073 (output_loc_sequence): Likewise.
2074 (new_reg_loc_descr): New.
2075 (build_cfa_loc): Use it.
2076 (build_cfa_aligned_loc): Likewise.
2077 (one_reg_loc_descriptor): Likewise.
2078 (based_loc_descr): Likewise.
2080 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2083 * doc/invoke.texi (Wmain): Update.
2084 * c-decl.c (start_decl): warn_main is only 0 or 1.
2085 (start_function): Likewise. Fix formatting.
2086 (finish_function): Delete redundant warning.
2087 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
2088 * c-opts (c_common_handle_option): -Wall only has effect if
2089 warn_main is uninitialized. OPT_Wmain is automatically
2090 handled. -pedantic also enables Wmain.
2091 (c_common_post_options): Handle all logic for Wmain here.
2092 * c-common.c (warn_main): Delete.
2093 (check_main_parameter_types): Make pedwarns conditional on
2095 * c-common.h (warn_main): Delete.
2097 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
2100 * expr.c (emit_group_store): Allocate stack temp with the
2101 largest alignment when copying from register to stack.
2103 2008-08-13 Richard Guenther <rguenther@suse.de>
2105 * tree.h (maybe_fold_offset_to_address): Declare.
2106 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
2107 (ccp_fold): Handle pointer conversions the same as fold_stmt.
2108 Likewise for POINTER_PLUS_EXPR.
2109 (maybe_fold_offset_to_reference): Enable disabled code.
2110 (maybe_fold_offset_to_address): New function.
2111 (fold_stmt_r): Use it.
2112 (fold_gimple_assign): Likewise.
2113 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
2114 (gimplify_expr): Likewise.
2116 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2118 * toplev.h (pedwarn_at): Fix declaration.
2120 2008-08-13 Joseph Myers <joseph@codesourcery.com>
2122 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2123 LINK_SPEC): Use %R in -Y P argument.
2125 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2128 * diagnostic.c (pedwarn_at): New.
2129 * toplev.h (pedwarn_at): Declare.
2130 * c-tree.h (build_enumerator): Update declaration.
2131 * c-decl.c (finish_enum): Update comment.
2132 (build_enumerator): Take a location parameter. Give a pedwarn but do
2133 not perform any conversion.
2134 * c-parser.c (c_parser_enum_specifier): Set correct location for
2137 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2140 * c-common.c (conversion_warning): Use a switch. Ignore boolean
2141 expressions except for conversions to signed:1 bitfields. Handle
2142 COND_EXPR with constant operands.
2144 2008-08-13 Richard Guenther <rguenther@suse.de>
2146 PR tree-optimization/15255
2147 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
2148 (struct oecount_s): New struct and VEC types.
2150 (oecount_hash): New function.
2151 (oecount_eq): Likewise.
2152 (oecount_cmp): Likewise.
2153 (zero_one_operation): New function.
2154 (build_and_add_sum): Likewise.
2155 (undistribute_ops_list): Perform un-distribution of multiplication
2156 and division on the chain of summands.
2157 (should_break_up_subtract): Also break up subtracts for factors.
2158 (reassociate_bb): Delete dead visited statements.
2159 Call undistribute_ops_list. Re-sort and optimize if it did something.
2160 * passes.c (init_optimization_passes): Move DSE before
2162 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
2165 2008-08-12 Janis Johnson <janis187@us.ibm.com>
2167 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
2169 * doc/invoke.texi: Revert unintended checkin.
2171 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
2174 * gcc.c (include_spec_function): Tweak call to find_a_file.
2176 2008-08-12 Jakub Jelinek <jakub@redhat.com>
2179 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
2180 and TRUTH_ORIF_EXPR.
2181 * dojump.c (do_jump): Likewise.
2183 PR tree-optimization/37084
2184 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
2185 if id->regimplify, don't assume stmt is a cast assignment.
2187 2008-08-12 Anatoly Sokolov <aesok@post.ru>
2189 * final.c (final_scan_insn): Use app_enable/app_disable functions.
2191 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2194 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
2197 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2199 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
2200 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
2202 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
2203 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
2204 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
2205 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
2206 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
2208 * doc/tm.texi (Storage Layout): Remove documentation for
2209 TARGET_FLOAT_FORMAT.
2211 * simplify-rtx.c (simplify_binary_operation_1): Replace
2212 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
2214 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2216 * real.h (struct real_format): New member has_sign_dependent_rounding.
2217 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
2218 spu_single_format, ieee_double_format, mips_double_format,
2219 motorola_double_format, ieee_extended_motorola_format,
2220 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
2221 ieee_extended_intel_96_round_53_format, ibm_extended_format,
2222 mips_extended_format, ieee_quad_format, mips_quad_format,
2223 vax_f_format, vax_d_format, vax_g_format): Initialize it.
2224 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
2226 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
2227 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
2228 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
2229 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
2230 (ROUND_TOWARDS_ZERO): Likewise.
2232 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
2233 (FLOAT_MODE_FORMAT): New macro.
2234 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
2235 (MODE_COMPOSITE_P): ... this new macro.
2236 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
2237 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
2238 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
2240 * flags.h: Include "real.h".
2242 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
2243 REAL_MODE_FORMAT_COMPOSITE_P.
2244 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2246 * doc/tm.texi (Storage Layout): Remove documentation of
2247 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
2248 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
2249 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
2250 they only apply to libgcc2.a.
2252 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2254 * config/spu/float_disf.c: New file.
2255 * config/spu/float_unsdisf.c: New file.
2256 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
2257 (LIB2FUNCS_EXCLUDE): Define.
2259 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2260 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2262 * real.h (struct real_format): New member round_towards_zero.
2263 * real.c (round_for_format): Respect fmt->round_towards_zero.
2264 (ieee_single_format, mips_single_format, motorola_single_format,
2265 spu_single_format, ieee_double_format, mips_double_format,
2266 motorola_double_format, ieee_extended_motorola_format,
2267 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
2268 ieee_extended_intel_96_round_53_format, ibm_extended_format,
2269 mips_extended_format, ieee_quad_format, mips_quad_format,
2270 vax_f_format, vax_d_format, vax_g_format): Initialize it.
2271 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
2273 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
2274 real_format to choose rounding mode when calling MPFR functions.
2275 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
2276 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
2278 * real.h (real_to_decimal_for_mode): Add prototype.
2279 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
2280 Respect target rounding mode when generating decimal representation.
2281 (real_to_decimal): New stub for backwards compatibility.
2282 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
2283 real_to_decimal_for_mode instead of real_to_decimal.
2285 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
2287 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2288 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2290 * real.c (spu_single_format): New variable.
2291 * real.h (spu_single_format): Declare.
2293 * config/spu/spu.c (spu_override_options): Install SFmode format.
2294 (spu_split_immediate): Use integer mode to operate on pieces of
2295 floating-point values in all cases.
2297 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
2298 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
2299 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
2301 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2303 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
2305 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2307 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
2309 2008-08-12 Jakub Jelinek <jakub@redhat.com>
2312 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
2313 on the VAR_DECL instead of TYPE_READONLY on its type.
2315 2008-08-12 Ira Rosen <irar@il.ibm.com>
2317 * tree-vectorizer.c: Depend on langhooks.h.
2318 (supportable_widening_operation): Add two arguments. Support double
2320 (supportable_narrowing_operation): Likewise.
2321 * tree-vectorizer.h (supportable_widening_operation): Add two
2323 (supportable_narrowing_operation): Likewise.
2324 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
2325 supportable_widening_operation with correct arguments.
2326 * tree-vect-transform.c (vectorizable_conversion): Likewise.
2327 (vectorizable_type_demotion): Support double type conversions.
2328 (vectorizable_type_promotion): Likewise.
2329 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
2331 2008-08-11 Michael Matz <matz@suse.de>
2333 * i386/i386.c (override_options): Move initialisation from
2334 flag_schedule_insns_after_reload to here from ...
2335 (optimization_options): ... here.
2337 2008-08-11 Jakub Jelinek <jakub@redhat.com>
2339 PR rtl-optimization/36998
2340 * dwarf2out.c (compute_barrier_args_size_1,
2341 compute_barrier_args_size): Temporarily remove assertions.
2343 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2346 * tree-ssa.c (struct walk_data): Add new flag
2347 warn_possibly_uninitialized.
2348 (warn_uninitialized_var): Use it.
2349 (warn_uninitialized_vars): New.
2350 (execute_early_warn_uninitialized): Call it.
2351 (execute_late_warn_uninitialized): Likewise.
2353 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2356 * reload1.c (gen_reload): Guard calls to get_secondary_mem
2359 2008-08-09 Jan Hubicka <jh@suse.cz>
2362 * optabs.c (maybe_emit_unop_insn): Remove produced code if
2364 (expand_fix): Be prepared for expansion to fail.
2365 (expand_sfix_optab): Remove instructions if expansion failed.
2367 2008-08-09 Anatoly Sokolov <aesok@post.ru>
2369 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
2371 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
2372 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2374 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2376 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
2377 mips/t-libgcc-mips16 to tmake_file.
2378 * config/mips/mips-protos.h (mips_call_type): New enum.
2379 (mips_pic_base_register, mips_got_load): Declare.
2380 (mips_restore_gp): Take an rtx argument.
2381 (mips_use_pic_fn_addr_reg_p): Declare.
2382 (mips_expand_call): Replace the sibcall_p argument with
2383 a mips_call_type argument. Add a lazy_p parameter.
2384 (mips_split_call): Declare.
2385 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
2386 (MIPS16_PIC_TEMP): Likewise.
2387 (reg_class): Delete M16_NA_REGS.
2388 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2389 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
2390 (mips_split_hi_p): Declare.
2391 * config/mips/mips.c (mips_split_hi_p): New array.
2392 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
2393 (mips_got_symbol_type_p): New function.
2394 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
2395 (mips16_stub_function_p): New function.
2396 (mips16_local_function_p): Likewise.
2397 (mips_use_pic_fn_addr_reg_p): Likewise.
2398 (mips_cannot_force_const_mem): Return false for HIGHs.
2399 Extend CONST_INT and symbolic handling to MIPS16, using
2400 mips_symbol_insns to check that the base symbol type is a
2401 legitimate constant. Reject GOT-based constants if
2402 TARGET_MIPS16_PCREL_LOADS.
2403 (mips_const_insns): Check targetm.cannot_force_const_mem when
2404 decomposing a symbolic base and a large offset.
2405 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
2406 When calling a function that needs $25 from MIPS16 code,
2407 move the target address into $25 separately and add a USE
2409 (mips16_gp_pseudo_reg): Insert the initializer immediately
2410 before the first real insn.
2411 (mips_pic_base_register, mips_got_load): New functions.
2412 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
2413 parameter to LOW_OUT. Say that it can be any valid SET_SRC
2414 when splitting a load-address operation. Split SYMBOL_GOT_DISP
2415 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
2416 (mips_call_tls_get_addr): Update the call to mips_expand_call,
2417 also passing NULL_RTX rather than const0_rtx as the aux argument.
2418 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
2419 instead of TARGET_EXPLICIT_RELOCS.
2420 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
2421 (mips_load_call_address): Replace the sibcall_p argument with
2422 a mips_call_type argument. Use mips_got_load.
2423 (mips16_local_alias): New structure.
2424 (mips16_local_aliases): New variable.
2425 (mips16_local_aliases_hash): New function.
2426 (mips16_local_aliases_eq): Likewise.
2427 (mips16_local_alias): Likewise.
2428 (mips16_stub_function): Likewise.
2429 (mips16_build_function_stub): Create a local alias for the target
2430 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
2431 .cpload directive and an R_MIPS_NONE relocation for the target
2432 function, then load the alias rather than the function itself.
2433 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
2434 (mips16_copy_fpr_return_value): Use mips16_stub_function and
2435 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
2436 (mips16_build_call_stub): Replace the FN parameter with an
2437 FN_PTR parameter. Force the address into a register if it
2438 isn't a call_insn_operand; don't rely on the caller to do this.
2439 If a call to a locally-defined and locally-binding MIPS16
2440 function must be made indirectly, redirect the call to the
2441 function's local alias. Use mips16_stub_function_p,
2442 mips16_stub_function, mips_expand_call and use_reg.
2443 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
2444 Use explicit %hi and %lo accesses where possible.
2445 Use MIPS_CALL to generate the correct code form of a
2446 jal instruction. Add clobbers of $18 instead of uses.
2447 Update the call to mips_emit_call_insn.
2448 (mips_expand_call): Replace the SIBCALL_P argument with a
2449 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
2450 Take a LAZY_P parameter. Call mips16_build_call_stub first,
2451 allowing it to modify the call address. Update the calls to
2452 mips_load_call_address and mips_emit_call_insn.
2453 (mips_split_call): New function.
2454 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
2455 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
2456 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
2457 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
2458 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
2460 (mips_cprestore_slot): New function.
2461 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
2462 and use mips_cprestore_slot.
2463 (mips_output_function_prologue): Handle TARGET_MIPS16 for
2465 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
2466 then use a copygp_mips16 instruction to set up $28.
2467 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
2468 (mips16_lay_out_constants): Call split_all_insns_noflow.
2469 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
2470 false if TARGET_MIPS16.
2471 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
2472 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
2473 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
2474 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
2475 MIPS16 code. Allow MIPS16 o32 PIC.
2476 (mips_override_options): Allow MIPS16 o32 PIC.
2477 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
2478 after reload if TARGET_USE_GOT.
2479 (UNSPEC_COPYGP): New constant.
2480 (length): Use a default length of 8 for MIPS16 GOT loads.
2481 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
2482 (*got_page<mode>): Check mips_split_hi_p.
2483 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
2484 (unspec_got<mode>, unspec_call<mode>): New expanders.
2485 (load_got<mode>, load_call<mode>): Remove the length attributes.
2486 Use a got attribute instead of a type attribute.
2487 (copygp_mips16): New insn.
2488 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
2489 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
2490 (sibcall, sibcall_value, call, call_value): Update the calls
2491 to mips_expand_call.
2492 (call_internal, call_value_internal): Use mips_split_call.
2493 (call_value_multiple_internal): Likewise.
2494 (call_split): Move after call_internal (the insn it is split from).
2495 (call_internal_direct, call_value_internal_direct): Turn into
2496 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
2497 (call_direct_split, call_value_direct_split): New patterns.
2498 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
2499 and use M16_REGS instead of M16_NA_REGS.
2500 * config/mips/predicates.md (const_call_insn_operand): Replace
2501 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
2502 mips_use_pic_fn_addr_reg_p check.
2503 (move_operand): Reject HIGHs if mips_split_hi_p.
2504 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
2505 (__mips16_floatunsisf): Inline __mips16_floatsisf.
2506 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
2507 * config/mips/libgcc-mips16.ver: New file.
2508 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
2509 $(srcdir)/config/mips/libgcc-mips16.ver.
2511 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2513 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
2514 (mips_unspec_address, mips_unspec_offset_high): Likewise.
2515 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
2516 (mips16_cfun_returns_in_fpr_p): Likewise.
2518 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2520 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
2521 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
2522 rather than 4 to PC.
2524 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2526 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
2527 (FUNCTION_PROFILER): Save the static chain pointer into $2
2528 beforehand and restore it aftewards.
2529 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
2530 address directly into $25 and call the function through $25;
2531 do not clobber $3. Pad the DImode version to cover the space
2532 left by the deleted $25 <- $3 move.
2533 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
2534 the removal of the $25 <- $3 move.
2535 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
2536 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
2538 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
2539 Daniel Jacobowitz <dan@codesourcery.com>
2541 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
2542 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
2543 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
2544 * config/mips/mips.c (mips_start_function_definition): New function.
2545 (mips_end_function_definition): Likewise.
2546 (mips_output_function_prologue): Use mips_start_function_definition.
2547 (mips_output_function_epilogue): Use mips_end_function_definition.
2548 (build_mips16_function_stub): Use mips_start_function_definition
2549 and mips_end_function_definition.
2550 (build_mips16_call_stub): Likewise.
2552 2008-08-09 Richard Guenther <rguenther@suse.de>
2554 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
2555 * gimple.h (gimple_call_fn): Adjust comment.
2556 (gimple_call_set_fndecl): New function.
2557 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
2558 longer having bare FUNCTION_DECL operand.
2559 (gimple_call_return_type): Likewise.
2560 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
2562 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
2563 (gimple_mod_pow2): Likewise.
2564 (gimple_mod_subtract): Likewise.
2565 (gimple_ic): Likewise.
2566 (gimple_stringop_fixed_value): Likewise.
2567 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
2568 longer having bare FUNCTION_DECL operand.
2569 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
2570 * omp-low.c (optimize_omp_library_calls): Likewise.
2571 * cgraphunit.c (update_call_expr): Likewise.
2572 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
2573 (execute_convert_to_rsqrt): Likewise.
2574 * cfgexpand.c (gimple_to_tree): Simplify.
2575 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
2576 bare FUNCTION_DECL operand.
2577 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
2578 (convert_gimple_call): Use gimple_call_fndecl.
2579 * c-common.c (c_warn_unused_result): Likewise.
2581 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2584 * c-typeck.c (digest_init): Call verify_sequence_points from here.
2585 (c_finish_return): Likewise.
2586 (c_start_case): Likewise.
2587 * c-common.c (warn_for_collisions_1): Use explicit location in
2589 * c-parser.c (c_parser_condition): New. Call
2590 verify_sequence_points.
2591 (c_parser_paren_condition): Call c_parser_condition.
2592 (c_parser_for_statement): Call c_parser_condition.
2594 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2597 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
2598 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
2599 Moved from diagnostic.h
2600 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
2602 (emit_diagnostic): New.
2603 (warning0, pedwarn0): Delete.
2604 (warning, warning_at, pedwarn, permerror): Return bool.
2605 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
2606 Moved to diagnostic.c.
2607 (struct diagnostic_context): Use correct type for
2608 classify_diagnostic.
2609 (diagnostic_report_diagnostic): Update declaration.
2610 (emit_diagnostic): Declare.
2611 * errors.c (warning): Return bool.
2612 * errors.h (warning): Update declaration.
2613 * toplev.h (warning0, pedwarn0): Delete.
2614 (warning, warning_at, pedwarn, permerror): Return bool.
2615 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
2616 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
2617 inform. Update all calls.
2618 (diagnose_mismatched_decls): Check return value of warning/pedwarn
2619 before giving informative note.
2620 (implicit_decl_warning): Likewise.
2621 * c-typeck.c (build_function_call): Likewise.
2622 * tree-sssa.c (warn_uninit): Likewise.
2623 * builtins.c (gimplify_va_arg_expr): Likewise.
2625 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2628 * doc/invoke.texi (-Wextra): Move warning from here...
2629 (-Wuninitialized): ... to here.
2631 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2634 * flags.h (set_Wunused): Delete
2635 * toplev.c (process_options): Handle Wunused flags here.
2636 * opts.c (maybe_warn_unused_parameter): Delete.
2637 (common_handle_option): Replace set_Wunused by warn_unused.
2638 (set_Wextra): Do not handle Wunused-parameter here.
2639 (set_Wunused): Delete.
2640 * c-opts.c (c_common_handle_option): Replace set_Wunused by
2642 * common.opt (Wunused): Add Var and Init.
2643 (Wunused-function): Likewise.
2644 (Wunused-label): Likewise.
2645 (Wunused-parameter): Likewise.
2646 (Wunused-value): Likewise.
2647 (Wunused-variable): Likewise.
2649 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
2651 * doc/invoke.texi: Add cpu_type power7.
2652 * config.in (HAVE_AS_VSX): New.
2653 * config.gcc: Add cpu_type power7.
2654 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
2656 * configure: Regenerate.
2657 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
2659 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
2660 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
2661 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
2663 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
2665 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
2666 type to vectorize.builtin_conversion.
2667 (vectorizable_conversion): Likewise.
2668 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
2669 integral type as input.
2670 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
2672 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
2673 and ALTIVEC_BUILTIN_VCTSXS.
2674 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
2677 2008-08-08 Richard Guenther <rguenther@suse.de>
2679 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
2680 (surely_varying_stmt_p): Calls are varying only if they are
2681 non-builtin and not indirect or have no result.
2682 (ccp_fold): Re-instantiate code before the tuples merge.
2684 2008-08-08 Richard Guenther <rguenther@suse.de>
2686 PR tree-optimization/37056
2687 * gimple.h (gimple_assign_rhs_class): New helper function.
2688 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
2689 unary operations properly.
2691 2008-08-07 Jan Hubicka <jh@suse.cz>
2693 * i386.h (ix86_size_cost): Declare.
2694 (ix86_cur_cost): New function macro.
2695 * i386.md (peepholes expanding size and splitters): Predicate by
2696 optimize_insn_for_speed_p.
2697 (peepholes reduce size and splitters): Predicate by
2698 optimize_insn_for_size_p.
2699 * i386.c (ix86_size_cost): Rename from ...
2700 (size_cost): This one.
2701 (override_options): Update.
2702 (decide_alg): Likewise.
2703 (ix86_expand_clear): Use RTL profile.
2704 (ix86_pad_returns): Use RTL profile.
2706 2008-08-07 Jan Hubicka <jh@suse.cz>
2708 * recog.c (split_all_insns): Set RTL profile
2709 (peephole2_optimize): Likewise.
2710 * function.c (thread_prologue_and_epilogue_insns): Likewise.
2711 * combine.c (combine_instructions): Likewise.
2713 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2715 * c-common.c (c_common_reswords): Also warn about keyword "bool".
2717 2008-08-07 Bob Wilson <bob.wilson@acm.org>
2719 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
2720 value in a6 after the set_frame_ptr insn.
2722 2008-08-07 Richard Henderson <rth@redhat.com>
2725 * gcc.c (cpp_options): Pass along -g*.
2727 2008-08-07 Joseph Myers <joseph@codesourcery.com>
2729 * config/arm/arm.c (output_move_neon): Update comment describing
2730 big-endian vector layout.
2731 (arm_assemble_integer): Do not handle big-endian NEON vectors
2733 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
2734 neon_vget_lane<mode>_sext_internal,
2735 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
2736 element indices for big-endian.
2738 2008-08-07 Richard Henderson <rth@redhat.com>
2740 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
2741 * configure, config.in: Rebuild.
2742 * debug.h (dwarf2out_do_cfi_asm): Declare.
2743 * c-cppbuiltin.c (c_cpp_builtins): Use it.
2744 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
2745 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
2746 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
2748 2008-08-07 Joseph Myers <joseph@codesourcery.com>
2750 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
2751 movv2si_internal): Combine into mov<mode>_internal.
2752 (movv2si_internal_2): Remove.
2754 2008-08-07 Jan Hubicka <jh@suse.cz>
2757 * i386.md (single stringop patterns): Enable unconditionally.
2759 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
2762 * config/i386/emmintrin.h (_mm_move_epi64): Use
2763 __builtin_ia32_movq128.
2765 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
2766 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
2768 * config/i386/sse.md (sse2_movq128): New.
2770 * doc/extend.texi: Document __builtin_ia32_movq128.
2772 2008-08-07 Richard Guenther <rguenther@suse.de>
2775 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
2776 pointers can access anything.
2778 2008-08-06 Jan Hubicka <jh@suse.cz>
2780 * optabs.c (emit_unop_insn): Break out to ...
2781 (maybe_emit_unop_insn): ... this one.
2782 (expand_sfix_optab): Use maybe variant.
2783 * optabs.h (maybe_emit_unop_insn): Declare.
2785 * i386.md (mov0 patterns): Enable by default.
2786 (FP conversion expanders): Disable expansion of code expanding
2787 sequences when instruction should be optimized for size.
2788 (single strinop patterns): Enable when optimizing for size.
2789 (string expanders): Disable expanding of code expanding sequences
2790 when optimizning instruction for size.
2791 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
2793 (ix86_fp_comparison_sahf_cost): Likewise.
2794 (ix86_expand_branch): Likewise.
2795 (ix86_expand_ashl_const): Likewise.
2796 (ix86_split_ashl): Likewise.
2797 (ix86_expand_strlen): Likewise.
2798 (ix86_emit_fp_unordered_jump): Likewie.
2800 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2802 * c-common.c: Fix typo.
2803 (c_common_reswords): Activate more C++ keyword warnings.
2805 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
2807 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2810 * diagnostic.c (permerror_at): New.
2811 * toplev.h (permerror_at): Declare.
2813 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
2814 Ira Rosen <irar@il.ibm.com>
2816 * tree-vect-transform.c (vect_model_simple_cost): Return
2817 immediately if stmt is pure SLP.
2818 (vect_model_store_cost): Ditto.
2819 (vect_model_load_cost): Ditto.
2820 (vectorizable_store): Remove PURE_SLP check before call
2821 to vect_model_store_cost.
2822 (vect_model_store_cost): When checking whether stmt describe
2823 strided access, add a check that it is not slp_node.
2825 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2828 * c-common.c (warn_for_sign_compare): New. Handle separately the
2829 case that 'constant' is zero.
2830 * c-typeck.c (build_binary_op): Move code to c-common.c
2832 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2834 * config/alpha/alpha.c (alpha_preferred_reload_class,
2835 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
2836 alpha_output_mi_thunk_osf): Avoid C++ keywords.
2837 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
2838 * config/arm/arm.md: Likewise.
2839 * config/avr/avr-protos.h (preferred_reload_class,
2840 test_hard_reg_class, avr_simplify_comparison_p,
2841 out_shift_with_cnt, class_max_nregs): Likewise.
2842 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
2843 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
2844 preferred_reload_class, test_hard_reg_class): Likewise.
2845 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
2846 bfin_memory_move_cost, bfin_secondary_reload,
2847 bfin_output_mi_thunk): Likewise.
2848 * config/crx/crx.c (crx_secondary_reload_class,
2849 crx_memory_move_cost): Likewise.
2850 * config/frv/frv-protos.h (frv_secondary_reload_class,
2851 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
2852 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
2853 frv_secondary_reload_class, frv_class_likely_spilled_p,
2854 frv_class_max_nregs): Likewise.
2855 * config/h8300/h8300.c (h8300_classify_operand,
2856 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
2858 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
2859 * config/ia64/ia64.c (ia64_preferred_reload_class,
2860 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
2861 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
2862 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
2864 * config/m68hc11/m68hc11.c (preferred_reload_class,
2865 m68hc11_memory_move_cost): Likewise.
2866 * config/mcore/mcore.c (mcore_secondary_reload_class,
2867 mcore_reload_class): Likewise.
2868 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
2869 mips_class_max_nregs, mips_cannot_change_mode_class,
2870 mips_preferred_reload_class, mips_secondary_reload_class,
2871 mips_output_mi_thunk): Likewise.
2872 * config/mmix/mmix.c (mmix_preferred_reload_class,
2873 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
2875 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2877 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
2878 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
2879 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2880 * config/rs6000/rs6000.c (paired_expand_vector_init,
2881 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
2882 compare_section_name, rs6000_memory_move_cost): Likewise.
2883 * config/s390/s390.c (s390_emit_compare_and_swap,
2884 s390_preferred_reload_class, s390_secondary_reload,
2885 legitimize_pic_address, legitimize_tls_address,
2886 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
2887 s390_class_max_nregs): Likewise.
2888 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2889 * config/s390/s390.md: Likewise.
2890 * config/score/score-protos.h (score_secondary_reload_class,
2891 score_preferred_reload_class): Likewise.
2892 * config/score/score.c (score_preferred_reload_class,
2893 score_secondary_reload_class): Likewise.
2894 * config/score/score3.c (score3_output_mi_thunk,
2895 score3_preferred_reload_class, score3_secondary_reload_class,
2896 score3_hard_regno_mode_ok): Likewise.
2897 * config/score/score3.h (score3_preferred_reload_class,
2898 score3_secondary_reload_class): Likewise.
2899 * config/score/score7.c (score7_output_mi_thunk,
2900 score7_preferred_reload_class, score7_secondary_reload_class,
2901 score7_hard_regno_mode_ok): Likewise.
2902 * config/score/score7.h (score7_preferred_reload_class,
2903 score7_secondary_reload_class): Likewise.
2904 * config/sh/sh.c (prepare_move_operands, output_far_jump,
2905 output_branchy_insn, add_constant, gen_block_redirect,
2906 sh_insn_length_adjustment, sh_cannot_change_mode_class,
2907 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
2909 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2910 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
2911 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
2912 xstormy16_preferred_reload_class): Likewise.
2913 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
2914 xtensa_expand_atomic, override_options,
2915 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
2917 * reorg.c (try_merge_delay_insns): Likewise.
2918 * tree.c (merge_dllimport_decl_attributes): Likewise.
2920 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
2922 2008-08-06 Michael Matz <matz@suse.de>
2924 * Makefile.in (write_entries_to_file): Quote words.
2925 * gengtype.c: (read_input_line): Skip over leading white-space.
2927 2008-08-06 Marc Gauthier <marc@tensilica.com>
2929 * config.gcc: Match more processor names for Xtensa.
2930 * configure.ac: Likewise.
2931 * doc/install.texi (Specific): Likewise.
2932 * configure: Regenerate.
2934 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2936 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
2937 * calls.c (avoid_likely_spilled_reg): Likewise.
2938 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
2939 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
2940 * config/i386/i386.c (ix86_expand_special_args_builtin,
2941 ix86_secondary_reload): Likewise.
2942 * except.c (struct eh_region, gen_eh_region_catch,
2943 remove_unreachable_regions, duplicate_eh_regions,
2944 assign_filter_values, build_post_landing_pads,
2945 sjlj_find_directly_reachable_regions, remove_eh_handler,
2946 reachable_next_level, foreach_reachable_handler,
2947 can_throw_internal_1, can_throw_external_1,
2948 collect_one_action_chain): Likewise.
2949 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
2950 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
2951 * function.c (update_temp_slot_address, instantiate_new_reg,
2952 instantiate_virtual_regs_in_rtx,
2953 instantiate_virtual_regs_in_insn): Likewise.
2954 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
2955 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
2956 gimplify_cleanup_point_expr): Likewise.
2957 * ipa-cp.c (ipcp_lattice_changed): Likewise.
2958 * passes.c (next_pass_1): Likewise.
2959 * print-tree.c (print_node_brief, print_node): Likewise.
2960 * profile.c (branch_prob): Likewise.
2961 * tree-dump.c (dump_register): Likewise.
2962 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
2964 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
2965 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
2966 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
2967 copy_arguments_for_versioning, copy_static_chain): Likewise.
2968 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
2969 add_new_name_mapping, register_new_name_mapping): Likewise.
2970 * tree-mudflap.c (mf_xform_derefs): Likewise.
2971 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
2972 get_init_expr, combine_chains): Likewise.
2973 * tree-pretty-print.c (dump_generic_node): Likewise.
2974 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
2975 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
2976 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
2977 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
2979 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
2982 * calls.c (expand_call): Use the biggest preferred stack
2985 2008-08-06 Michael Matz <matz@suse.de>
2988 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
2989 for reused reload, instead of overwriting them.
2991 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
2994 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
2995 for incoming stack boundary.
2997 * function.c (assign_parm_find_entry_rtl): Update
2998 parm_stack_boundary.
3000 * function.h (rtl_data): Add parm_stack_boundary.
3002 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
3003 parm_stack_boundary for incoming stack boundary.
3005 2008-08-06 Joseph Myers <joseph@codesourcery.com>
3007 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
3008 for unrepresentable subregs or treat them as equal to other regs
3009 or subregs with the same register number.
3011 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
3014 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
3017 2008-08-06 Jan Hubicka <jh@suse.cz>
3019 * predict.c (maybe_hot_frequency_p): When profile is absent, all
3020 frequencies might be hot.
3022 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
3024 * reload.c (find_reloads): Force constants into literal pool
3025 also if they are wrapped in a SUBREG.
3027 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3030 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
3031 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
3032 Don't allow predicated instructions for data speculation.
3033 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
3036 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3038 * haifa-sched.c (extend_global): Split to extend_global_data and
3039 extend_region_data. Update all uses.
3040 (extend_all): Rename to extend_block_data.
3042 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3044 * sched-rgn.c (new_ready): Check if instruction can be
3045 speculatively scheduled before attempting speculation.
3046 (debug_rgn_dependencies): Remove wrongful assert.
3048 2008-08-05 Bob Wilson <bob.wilson@acm.org>
3050 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
3052 2008-08-05 Bob Wilson <bob.wilson@acm.org>
3054 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
3055 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
3056 va_size, and type_size.
3058 2008-08-04 Jason Merrill <jason@redhat.com>
3061 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
3062 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
3064 2008-08-05 Richard Henderson <rth@redhat.com>
3066 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
3067 * configure: Rebuild.
3069 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3072 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
3073 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
3076 2008-08-05 Richard Henderson <rth@redhat.com>
3078 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
3079 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
3080 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
3081 * common.opt (fdwarf2-cfi-asm): New.
3082 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
3083 * config.in, configure: Rebuild.
3084 * dwarf2asm.c (dw2_asm_output_data_raw): New.
3085 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
3086 (dw2_force_const_mem): Externalize.
3087 * dwarf2asm.h: Update.
3088 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
3089 generate a real label.
3090 (output_cfi_directive): New.
3091 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
3092 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
3093 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
3095 (dwarf2out_end_epilogue): Emit .cfi_endproc.
3096 (output_loc_operands_raw, output_loc_sequence_raw): New.
3097 (output_cfa_loc_raw): New.
3099 2008-08-05 Paul Brook <paul@codesourcery.com>
3101 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
3102 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
3103 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
3104 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
3105 * config/arm/arm.h (TARGET_VFPD32): Define.
3106 (TARGET_VFP3): Use TARGET_VFPD32.
3107 (fputype): Add FPUTYPE_VFP3D16.
3108 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
3109 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
3110 * config/arm/arm-cores.def: Add cortex-r4f.
3111 * config/arm/arm-tune.md: Regenerate.
3113 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3115 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
3116 Reword some comments throughout the file.
3118 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
3119 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
3120 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
3121 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
3123 (MFC_START_ENABLE): Remove PPU-only define.
3124 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
3125 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
3127 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
3128 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
3129 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
3130 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
3131 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
3132 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
3133 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
3135 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
3136 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
3137 (mfc_sdcrt, mfc_sdcrtst): Likewise.
3138 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
3140 (spu_read_machine_status): Fix typo.
3142 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3144 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
3145 SUBREG of multi-word hard register.
3146 * config/spu/spu.c (valid_subreg): Likewise.
3147 (adjust_operand): Handle SUBREGs of multi-word hard registers.
3149 2008-08-04 Richard Guenther <rguenther@suse.de>
3151 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
3152 the candidate with the stripped base if that base is different
3153 from the original base even for offset zero.
3155 2008-08-04 Richard Guenther <rguenther@suse.de>
3158 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
3159 check for no_overflow.
3161 2008-08-04 Richard Guenther <rguenther@suse.de>
3163 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
3165 2008-08-04 Paul Brook <paul@codesourcery.com>
3167 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
3168 (arm_order_regs_for_local_alloc): New function.
3169 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
3171 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
3173 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
3176 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
3177 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
3178 (ix86_expand_epilogue): Likewise.
3180 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
3182 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
3185 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
3187 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
3188 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
3189 (*movv2sf_internal_rex64): Ditto.
3191 2008-08-03 Jan Hubicka <jh@suse.cz>
3193 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
3194 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
3195 * expmed.c (expand_smod_pow2): Likewise.
3197 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
3200 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
3201 alternative 0 of operand 1.
3202 (*vec_concatv2di_rex64_sse): Ditto.
3203 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
3205 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
3206 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
3207 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
3208 (*movv2sf_internal_rex64): Ditto.
3210 2008-08-02 Richard Guenther <rguenther@suse.de>
3213 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
3214 (ssedoublesizemode): New mode attribute.
3215 (sse_shufps): Call gen_sse_shufps_v4sf.
3216 (sse_shufps_1): Macroize.
3217 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
3218 (sse2_shufpd_1): Macroize.
3219 (vec_extract_odd, vec_extract_even): New expanders.
3220 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
3221 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
3222 * i386.c (ix86_expand_vector_init_one_nonzero): Call
3223 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
3224 (ix86_expand_vector_set): Likewise.
3225 (ix86_expand_reduc_v4sf): Likewise.
3227 2008-08-01 Doug Kwan <dougkwan@google.com>
3229 * matrix-reorg.c: Re-enable all code.
3230 (struct malloc_call_data): Change CALL_STMT to gimple type.
3231 (collect_data_for_malloc_call): Tuplify.
3232 (struct access_site_info): Change STMT to gimple type.
3233 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
3234 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
3235 (struct free_info): Change STMT to gimple type.
3236 (struct matrix_access_phi_node): Change PHI to gimple type.
3237 (get_inner_of_cast_expr): Remove.
3238 (may_flatten_matrices_1): Tuplify.
3239 (may_flatten_matrices): Ditto.
3240 (mark_min_matrix_escape_level): Ditto.
3241 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
3242 (ssa_accessed_in_call_rhs): New
3243 (ssa_accessed_in_assign_rhs): New
3244 (record_access_alloc_site_info): Tuplify.
3245 (add_allocation_site): Ditto.
3246 (analyze_matrix_allocation_site): Ditto.
3247 (analyze_transpose): Ditto.
3248 (get_index_from_offset): Ditto.
3249 (update_type_size): Ditto.
3250 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
3251 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
3252 (analyze_accesses_for_phi_node): Tuplify.
3253 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
3254 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
3255 (analyze_matrix_accesses): Tuplify.
3256 (check_var_data): New call-back type for check_var_notmodified_p.
3257 (check_var_notmodified_p): Tuplify and use call-back struct to
3258 return statement found.
3259 (can_calculate_expr_before_stmt): Factor out statement related code
3261 (can_calculate_stmt_before_stmt): New.
3262 (check_allocation_function): Tuplify.
3263 (find_sites_in_func): Ditto.
3264 (record_all_accesses_in_func): Ditto.
3265 (transform_access_sites): Ditto.
3266 (transform_allocation_sites): Ditto.
3267 (matrix_reorg): Re-enable.
3268 (gate_matrix_reorg): Re-enable.
3270 2008-08-01 Jakub Jelinek <jakub@redhat.com>
3272 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
3273 for labels for which it hasn't been set yet. If it has been set,
3274 stop walking insns and continue with next worklist item.
3275 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
3276 if the only BARRIER is at the very end of a function.
3278 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
3280 * cfgexpand.c (expand_stack_alignment): Assert that
3281 stack_realign_drap and drap_rtx must match.
3283 * function.c (instantiate_new_reg): If DRAP is used to realign
3284 stack, replace virtual_incoming_args_rtx with internal arg
3287 2008-08-01 Richard Guenther <rguenther@suse.de>
3289 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
3290 loop information only if we initialized it.
3291 (execute_pre): Call fini_pre with in_fre.
3292 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
3293 if we do not unroll because we hit max-completely-peeled-insns.
3294 Use our estimation for consistency, do allow shrinking.
3296 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
3298 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
3299 with MIN_STACK_BOUNDARY.
3300 (ix86_update_stack_boundary): Likewise.
3301 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
3304 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
3305 (MIN_STACK_BOUNDARY): This.
3307 2008-08-01 Richard Guenther <rguenther@suse.de>
3310 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
3312 2008-08-01 Richard Guenther <rguenther@suse.de>
3314 PR tree-optimization/36988
3315 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
3316 do not matter if that doesn't change volatile qualification.
3318 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
3320 * configure.ac: Do not generate libada-mk. Do not subst
3322 * libada-mk.in: Remove.
3323 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
3324 * configure: Regenerate.
3326 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
3328 * tree-pass.h: Added comment about not dumping passes with name
3329 starting with star in struct opt_pass.
3330 * passes.c (register_dump_files_1): Don't do dump for a pass with
3331 name starting with star.
3332 * doc/passes.texi (Pass manager): Mention pass names and special
3333 meaning of star prefix to avoid dump.
3335 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
3337 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
3339 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
3340 (ISA_MIPS64R2): New macro.
3341 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
3342 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
3343 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
3344 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
3345 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
3346 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
3347 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
3348 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
3349 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
3350 Move up to keep list alphabetically sorted.
3351 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
3352 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
3354 * doc/invoke.texi (MIPS Options): Add -mips64r2.
3355 (-march=@var{arch}): Add mips64r2.
3357 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3359 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
3361 2008-07-31 Steve Ellcey <sje@cup.hp.com>
3363 * expr.c (expand_assignment): Check for complete type.
3365 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3368 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
3370 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
3371 for stack alignment.
3373 * function.h (rtl_data): Add stack_realign_tried. Update comments.
3375 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
3377 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
3378 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
3380 2008-07-31 Jakub Jelinek <jakub@redhat.com>
3382 PR rtl-optimization/36419
3383 * dwarf2out.c (barrier_args_size): New variable.
3384 (compute_barrier_args_size, compute_barrier_args_size_1): New
3386 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
3387 if not called yet in the current function, use barrier_args_size
3388 array to find the new args_size value.
3389 (dwarf2out_frame_debug): Free and clear barrier_args_size.
3391 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3394 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
3397 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
3400 * dwarf2out.c (dwarf2out_args_size_adjust): New.
3401 (dwarf2out_stack_adjust): Use it.
3402 (dwarf2out_frame_debug_expr): Likewise.
3404 2008-07-31 Richard Guenther <rguenther@suse.de>
3406 PR tree-optimization/36978
3407 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
3408 the generated condition.
3410 2008-07-31 Richard Guenther <rguenther@suse.de>
3412 * passes.c (init_optimization_passes): Always call
3413 pass_early_warn_uninitialized.
3414 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
3415 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
3416 * doc/passes.texi (Warn for uninitialized variables): Adjust.
3418 2008-07-31 Jakub Jelinek <jakub@redhat.com>
3421 * builtins.c (maybe_emit_free_warning): New function.
3422 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
3423 maybe_emit_free_warning for BUILT_IN_FREE.
3426 * dwarf2out.c (get_context_die): New function.
3427 (force_decl_die, force_type_die): Use it.
3428 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
3429 returns NULL, force generation of DW_TAG_typedef and put that into
3432 PR preprocessor/36649
3433 * c-pch.c (c_common_read_pch): Save and restore
3434 line_table->trace_includes across PCH restore.
3436 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
3439 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
3441 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
3444 * final.c (call_from_call_insn): Handle COND_EXEC.
3446 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
3448 * builtins.c (std_gimplify_va_arg_expr): Replace
3449 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
3450 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3452 2008-07-30 Joey Ye <joey.ye@intel.com>
3453 H.J. Lu <hongjiu.lu@intel.com>
3455 * builtins.c (expand_builtin_setjmp_receiver): Replace
3456 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
3457 (expand_builtin_apply_args_1): Likewise.
3458 (expand_builtin_longjmp): Need DRAP for stack alignment.
3459 (expand_builtin_apply): Likewise.
3461 * caller-save.c (setup_save_areas): Call assign_stack_local_1
3462 instead of assign_stack_local to allow alignment reduction.
3464 * calls.c (emit_call_1): Need DRAP for stack alignment if
3466 (expand_call): Replace virtual_incoming_args_rtx with
3467 crtl->args.internal_arg_pointer.
3468 * stmt.c (expand_nl_goto_receiver): Likewise.
3470 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
3471 alignment and store to stack_alignment_estimated and
3472 max_used_stack_slot_alignment.
3473 (expand_one_var): Likewise.
3474 (expand_stack_alignment): New function.
3475 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
3476 and stack_alignment_estimated fields in rtl_data. Call
3477 expand_stack_alignment at end.
3479 * defaults.h (INCOMING_STACK_BOUNDARY): New.
3480 (MAX_STACK_ALIGNMENT): Likewise.
3481 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
3482 (SUPPORTS_STACK_ALIGNMENT): Likewise.
3484 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
3485 stack alignment when generating virtual registers.
3487 * function.c (assign_stack_local): Renamed to ...
3488 (assign_stack_local_1): This. Add a parameter to indicate
3489 if it is OK to reduce alignment.
3490 (assign_stack_local): Use it.
3491 (instantiate_new_reg): Instantiate virtual incoming args rtx
3492 to vDRAP if stack realignment and DRAP is needed.
3493 (assign_parms): Collect parameter/return type alignment and
3494 contribute to stack_alignment_estimated.
3495 (locate_and_pad_parm): Likewise.
3496 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
3497 with crtl->args.internal_arg_pointer.
3499 * function.h (rtl_data): Add new field drap_reg,
3500 max_used_stack_slot_alignment, stack_alignment_estimated,
3501 stack_realign_needed, need_drap, stack_realign_processed and
3502 stack_realign_finalized.
3503 (stack_realign_fp): New macro.
3504 (stack_realign_drap): Likewise.
3506 * global.c (compute_regsets): Frame pointer is needed when
3507 stack is realigned. Can eliminate frame pointer when stack is
3508 realigned and dynamic realigned argument pointer isn't used.
3510 * reload1.c (update_eliminables): Frame pointer is needed
3511 when stack is realigned.
3512 (init_elim_table): Can eliminate frame pointer when stack is
3513 realigned and dynamic realigned argument pointer isn't used.
3515 * rtl.h (assign_stack_local_1): Declare new funtion.
3517 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
3518 (TARGET_GET_DRAP_RTX): Likewise.
3519 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
3520 TARGET_GET_DRAP_RTX.
3522 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
3524 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
3525 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
3527 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
3528 H.J. Lu <hongjiu.lu@intel.com>
3530 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
3531 vdrap_reg, stack_realign and drap_reg_saved.
3532 (add_cfi): Don't allow redefining CFA when DRAP is used.
3533 (reg_save): Handle stack alignment.
3534 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
3535 alignment. Don't generate DWARF information for (set fp sp)
3537 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
3539 (int_loc_descriptor): Move prototype forward. Also define if
3540 DWARF2_UNWIND_INFO is true.
3541 (output_cfa_loc): Handle DW_CFA_expression.
3542 (build_cfa_aligned_loc): New.
3543 (based_loc_descr): Update assert for stack realign. For local
3544 variables, use sp+offset when stack is aligned without drap and
3545 fp+offset when stack is aligned with drap. For arguments, use
3546 cfa+offset when drap is used to align stack.
3548 2008-07-30 Joey Ye <joey.ye@intel.com>
3549 H.J. Lu <hongjiu.lu@intel.com>
3551 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
3553 (ix86_gen_andsp): New.
3554 (ix86_user_incoming_stack_boundary): Likewise.
3555 (ix86_default_incoming_stack_boundary): Likewise.
3556 (ix86_incoming_stack_boundary): Likewise.
3557 (ix86_can_eliminate): Likewise.
3558 (find_drap_reg): Likewise.
3559 (ix86_update_stack_boundary): Likewise.
3560 (ix86_get_drap_rtx): Likewise.
3561 (ix86_finalize_stack_realign_flags): Likewise.
3562 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
3563 (TARGET_GET_DRAP_RTX): Likewise.
3564 (override_options): Overide option value for new options.
3565 (ix86_function_ok_for_sibcall): Remove check for
3566 force_align_arg_pointer.
3567 (ix86_handle_cconv_attribute): Likewise.
3568 (ix86_function_regparm): Likewise.
3569 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
3570 (ix86_va_start): Replace virtual_incoming_args_rtx with
3571 crtl->args.internal_arg_pointer.
3572 (ix86_select_alt_pic_regnum): Check DRAP register.
3573 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
3574 (ix86_compute_frame_layout): Compute frame layout wrt stack
3576 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
3577 (ix86_expand_prologue): Decide if stack realignment is needed
3578 and generate prologue code accordingly.
3579 (ix86_expand_epilogue): Generate epilogue code wrt stack
3580 realignment is really needed or not.
3582 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
3583 (ABI_STACK_BOUNDARY): Likewise.
3584 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
3585 (STACK_REALIGN_DEFAULT): Likewise.
3586 (INCOMING_STACK_BOUNDARY): Likewise.
3587 (MAX_STACK_ALIGNMENT): Likewise.
3588 (ix86_incoming_stack_boundary): Likewise.
3589 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
3590 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
3591 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
3592 (machine_function): Remove force_align_arg_pointer.
3594 * config/i386/i386.md (BX_REG): New.
3595 (R13_REG): Likewise.
3597 * config/i386/i386.opt (mforce_drap): New.
3598 (mincoming-stack-boundary): Likewise.
3599 (mstackrealign): Add Init(-1).
3601 * config/i386/i386-protos.h (ix86_can_eliminate): New
3603 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
3605 * doc/extend.texi: Update force_align_arg_pointer.
3607 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
3610 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
3611 (INCOMING_STACK_BOUNDARY): Likewise.
3612 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
3613 (TARGET_GET_DRAP_RTX): Likewise.
3615 2008-07-30 Andreas Schwab <schwab@suse.de>
3617 PR rtl-optimization/36929
3618 * dse.c (replace_inc_dec): Use emit_insn_before instead of
3619 add_insn_before and fix argument order.
3620 (replace_inc_dec_mem): Handle NULL rtx.
3622 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
3624 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
3626 (arm_compute_initial_elimination_offset): Use it.
3627 (arm_compute_save_reg_mask): Include static chain save slot when
3628 calculating alignment.
3629 (arm_get_frame_offsets): Ditto.
3630 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
3631 that we can use to decrement the stack when the stack decrement
3632 could be too big for an immediate value in a single insn.
3633 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
3635 2008-07-30 Richard Guenther <rguenther@suse.de>
3637 PR tree-optimization/36967
3638 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
3639 Release defs of statements we remove.
3641 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
3643 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
3644 instead of NULL_RTVEC.
3646 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
3650 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
3653 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
3655 * final.c (call_from_call_insn): New.
3656 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
3658 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
3660 * configure.ac: Substitute ADA_CFLAGS.
3661 * configure: Regenerate.
3662 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
3663 * Makefile.in: Remove mention of X_* variables.
3664 * config/pa/x-ada-hpux10: Remove.
3665 * config/pa/x-ada: Remove.
3667 * doc/fragments.texi: Update.
3669 2008-07-30 Olivier Hainque <hainque@adacore.com>
3671 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
3672 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
3673 __dso_handle explicitly here.
3675 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3678 * c-typeck.c (build_binary_op): Encapsulate code into...
3679 * c-common.c (shorten_binary_op): ...this new function.
3680 (conversion_warning): Use the new function. Handle non-negative
3681 constant in bitwise-and.
3682 * c-common.h (shorten_binary_op): Declare.
3684 2008-07-30 Olivier Hainque <hainque@adacore.com>
3686 * scan.c (make_sstring_space): Add explicit conversions of
3687 allocator's return value.
3688 * fix-header.c (recognized_function): Likewise.
3690 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3692 * doc/cpp.texi: Update to GFDL 1.2.
3693 * doc/gcc.texi: Do not list GPL as Invariant Section.
3694 * doc/gccint.texi: Likewise. Update copyright years.
3695 * doc/install.texi: Update copyright years.
3697 2008-07-30 Alan Modra <amodra@bigpond.net.au>
3700 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
3701 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
3703 2008-07-29 Jan Hubicka <jh@suse.cz>
3705 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
3706 (grokdeclarator): Likewise.
3707 * langhooks.c (lhd_warn_unused_global_decl): Use
3708 DECL_DECLARED_INLINE_P.
3709 * print-tree.c (print_node): Remove DECL_INLINE check.
3711 2008-07-29 Richard Guenther <rguenther@suse.de>
3713 PR tree-optimization/36945
3714 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
3715 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
3716 Record invariant addresses un-decomposed.
3717 (copy_reference_ops_from_call): Record reference call
3718 arguments properly. Simplify.
3719 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
3720 helper split out from ...
3721 (create_component_ref_by_pieces): ... here. Simplify.
3722 Prepare for recursive invocation for call arguments.
3723 (create_expression_by_pieces): Adjust call to
3724 create_component_ref_by_pieces.
3725 (compute_avail): Process operand 2 of reference ops.
3727 2008-07-29 Richard Guenther <rguenther@suse.de>
3729 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
3731 2008-07-29 Jakub Jelinek <jakub@redhat.com>
3733 * c-format.c (check_format_types): Revert unwanted checkin.
3735 2008-07-29 Jan Hubicka <jh@suse.cz>
3737 * flags.h (flag_really_no_inline): Remove.
3738 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
3739 * toplev.c (flag_really_no_inline): Remove.
3740 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
3741 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
3742 (cgraph_decide_inlining_incrementally): Likewise.
3743 (compute_inline_parameters): Likewise.
3744 * opts.c (decode_options): Simplify.
3745 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
3746 * common.opt (finline): Initialize to 1.
3747 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
3749 2008-07-29 Jan Hubicka <jh@suse.cz>
3751 * predict.c (always_optimize_for_size_p): New function.
3752 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
3753 optimize_edge_for_size_p, optimize_edge_for_speed_p,
3754 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
3756 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
3757 * function.c (prepare_function_start): Set default profile.
3758 * function.h (rtl_data): Add maybe_hot_insn_p.
3759 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
3760 (construct_exit_block): Likewise.
3761 (tree_expand_cfg): Likewise.
3763 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
3764 optimize_edge_for_size_p, optimize_edge_for_speed_p,
3765 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3766 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
3769 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3772 * c-decl.c (merge_decls): Merge USED flags.
3774 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
3776 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
3777 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
3778 next_stack, lab_false and lab_over trees.
3780 2008-07-28 Richard Guenther <rguenther@suse.de>
3782 PR tree-optimization/36957
3783 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
3784 (useless_type_conversion_p): Remove.
3785 (types_compatible_p): Remove.
3786 * gimple.h (tree_ssa_useless_type_conversion): Declare.
3787 (useless_type_conversion_p): Declare.
3788 (types_compatible_p): Declare.
3789 (gimple_expr_type): Return the base type only if it is
3790 trivially convertible to the subtype.
3792 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
3794 * configure.ac: Use the m4_do macro to concatenate the warnings into
3795 one string in ACX_PROG_CC_WARNING_OPTS,
3796 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
3797 * configure: Regenerate.
3799 2008-07-28 Richard Guenther <rguenther@suse.de>
3801 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
3802 (insert_fake_stores): Remove.
3803 (realify_fake_stores): Likewise.
3804 (execute_pre): Remove dead code.
3805 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
3806 (find_func_aliases): Deal with it here instead.
3807 Re-enable gcc_unreachable call.
3809 2008-07-28 Richard Guenther <rguenther@suse.de>
3811 Merge from gimple-tuples-branch.
3813 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
3814 * gimple.def: New file.
3815 * gsstruct.def: Likewise.
3816 * gimple-iterator.c: Likewise.
3817 * gimple-pretty-print.c: Likewise.
3818 * tree-gimple.c: Removed. Merged into ...
3819 * gimple.c: ... here. New file.
3820 * tree-gimple.h: Removed. Merged into ...
3821 * gimple.h: ... here. New file.
3823 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
3824 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
3825 --enable-checking=gimple flag.
3826 * config.in: Likewise.
3827 * configure: Regenerated.
3829 * tree-ssa-operands.h: Tuplified.
3830 * tree-vrp.c: Likewise.
3831 * tree-loop-linear.c: Likewise.
3832 * tree-into-ssa.c: Likewise.
3833 * tree-ssa-loop-im.c: Likewise.
3834 * tree-dump.c: Likewise.
3835 * tree-complex.c: Likewise.
3836 * cgraphbuild.c: Likewise.
3837 * tree-ssa-threadupdate.c: Likewise.
3838 * tree-ssa-loop-niter.c: Likewise.
3839 * tree-pretty-print.c: Likewise.
3840 * tracer.c: Likewise.
3841 * gengtype.c: Likewise.
3842 * tree-loop-distribution.c: Likewise.
3843 * tree-ssa-loop-unswitch.c: Likewise.
3844 * cgraph.c: Likewise.
3845 * cgraph.h: Likewise.
3846 * tree-ssa-loop-manip.c: Likewise.
3847 * value-prof.c: Likewise.
3848 * tree-ssa-loop-ch.c: Likewise.
3849 * tree-tailcall.c: Likewise.
3850 * value-prof.h: Likewise.
3853 * tree-pass.h: Likewise.
3854 * ipa-cp.c: Likewise.
3855 * tree-scalar-evolution.c: Likewise.
3856 * tree-scalar-evolution.h: Likewise.
3857 * target.h: Likewise.
3858 * lambda-mat.c: Likewise.
3859 * tree-phinodes.c: Likewise.
3860 * diagnostic.h: Likewise.
3861 * builtins.c: Likewise.
3862 * tree-ssa-alias-warnings.c: Likewise.
3863 * cfghooks.c: Likewise.
3864 * fold-const.c: Likewise.
3865 * cfghooks.h: Likewise.
3866 * omp-low.c: Likewise.
3867 * tree-ssa-dse.c: Likewise.
3868 * ipa-reference.c: Likewise.
3869 * tree-ssa-uncprop.c: Likewise.
3870 * toplev.c: Likewise.
3871 * tree-gimple.c: Likewise.
3872 * tree-gimple.h: Likewise.
3873 * tree-chrec.c: Likewise.
3874 * tree-chrec.h: Likewise.
3875 * tree-ssa-sccvn.c: Likewise.
3876 * tree-ssa-sccvn.h: Likewise.
3877 * cgraphunit.c: Likewise.
3878 * tree-ssa-copyrename.c: Likewise.
3879 * tree-ssa-ccp.c: Likewise.
3880 * tree-ssa-loop-ivopts.c: Likewise.
3881 * tree-nomudflap.c: Likewise.
3882 * tree-call-cdce.c: Likewise.
3883 * ipa-pure-const.c: Likewise.
3884 * c-format.c: Likewise.
3885 * tree-stdarg.c: Likewise.
3886 * tree-ssa-math-opts.c: Likewise.
3887 * tree-ssa-dom.c: Likewise.
3888 * tree-nrv.c: Likewise.
3889 * tree-ssa-propagate.c: Likewise.
3890 * ipa-utils.c: Likewise.
3891 * tree-ssa-propagate.h: Likewise.
3892 * tree-ssa-alias.c: Likewise.
3893 * gimple-low.c: Likewise.
3894 * tree-ssa-sink.c: Likewise.
3895 * ipa-inline.c: Likewise.
3896 * c-semantics.c: Likewise.
3897 * dwarf2out.c: Likewise.
3899 * tree-ssa-loop-ivcanon.c: Likewise.
3900 * predict.c: Likewise.
3901 * tree-ssa-loop.c: Likewise.
3902 * tree-parloops.c: Likewise.
3903 * tree-ssa-address.c: Likewise.
3904 * tree-ssa-ifcombine.c: Likewise.
3905 * matrix-reorg.c: Likewise.
3906 * c-decl.c: Likewise.
3907 * tree-eh.c: Likewise.
3908 * c-pretty-print.c: Likewise.
3909 * lambda-trans.c: Likewise.
3910 * function.c: Likewise.
3911 * langhooks.c: Likewise.
3912 * ebitmap.h: Likewise.
3913 * tree-vectorizer.c: Likewise.
3914 * function.h: Likewise.
3915 * langhooks.h: Likewise.
3916 * tree-vectorizer.h: Likewise.
3917 * ipa-type-escape.c: Likewise.
3918 * ipa-type-escape.h: Likewise.
3919 * domwalk.c: Likewise.
3920 * tree-if-conv.c: Likewise.
3921 * profile.c: Likewise.
3922 * domwalk.h: Likewise.
3923 * tree-data-ref.c: Likewise.
3924 * tree-data-ref.h: Likewise.
3925 * tree-flow-inline.h: Likewise.
3926 * tree-affine.c: Likewise.
3927 * tree-vect-analyze.c: Likewise.
3928 * c-typeck.c: Likewise.
3929 * gimplify.c: Likewise.
3930 * coretypes.h: Likewise.
3931 * tree-ssa-phiopt.c: Likewise.
3932 * calls.c: Likewise.
3933 * tree-ssa-coalesce.c: Likewise.
3934 * tree.def: Likewise.
3935 * tree-dfa.c: Likewise.
3936 * except.c: Likewise.
3937 * except.h: Likewise.
3938 * cfgexpand.c: Likewise.
3939 * tree-cfgcleanup.c: Likewise.
3940 * tree-ssa-pre.c: Likewise.
3941 * tree-ssa-live.c: Likewise.
3942 * tree-sra.c: Likewise.
3943 * tree-ssa-live.h: Likewise.
3944 * tree-predcom.c: Likewise.
3945 * lambda.h: Likewise.
3946 * tree-mudflap.c: Likewise.
3947 * ipa-prop.c: Likewise.
3948 * print-tree.c: Likewise.
3949 * tree-ssa-copy.c: Likewise.
3950 * ipa-prop.h: Likewise.
3951 * tree-ssa-forwprop.c: Likewise.
3952 * ggc-page.c: Likewise.
3953 * c-omp.c: Likewise.
3954 * tree-ssa-dce.c: Likewise.
3955 * tree-vect-patterns.c: Likewise.
3956 * tree-ssa-ter.c: Likewise.
3957 * tree-nested.c: Likewise.
3958 * tree-ssa.c: Likewise.
3959 * lambda-code.c: Likewise.
3960 * tree-ssa-loop-prefetch.c: Likewise.
3961 * tree-inline.c: Likewise.
3962 * tree-inline.h: Likewise.
3963 * tree-iterator.c: Likewise.
3964 * tree-optimize.c: Likewise.
3965 * tree-ssa-phiprop.c: Likewise.
3966 * tree-vect-transform.c: Likewise.
3967 * tree-object-size.c: Likewise.
3968 * tree-outof-ssa.c: Likewise.
3969 * cfgloop.c: Likewise.
3970 * system.h: Likewise.
3971 * tree-profile.c: Likewise.
3972 * cfgloop.h: Likewise.
3973 * c-gimplify.c: Likewise.
3974 * c-common.c: Likewise.
3975 * tree-vect-generic.c: Likewise.
3976 * tree-flow.h: Likewise.
3977 * c-common.h: Likewise.
3978 * basic-block.h: Likewise.
3979 * tree-ssa-structalias.c: Likewise.
3980 * tree-switch-conversion.c: Likewise.
3981 * tree-ssa-structalias.h: Likewise.
3982 * tree-cfg.c: Likewise.
3983 * passes.c: Likewise.
3984 * ipa-struct-reorg.c: Likewise.
3985 * ipa-struct-reorg.h: Likewise.
3986 * tree-ssa-reassoc.c: Likewise.
3987 * cfgrtl.c: Likewise.
3988 * varpool.c: Likewise.
3990 * tree-ssanames.c: Likewise.
3991 * tree-ssa-threadedge.c: Likewise.
3992 * langhooks-def.h: Likewise.
3993 * tree-ssa-operands.c: Likewise.
3994 * config/alpha/alpha.c: Likewise.
3995 * config/frv/frv.c: Likewise.
3996 * config/s390/s390.c: Likewise.
3997 * config/m32c/m32c.c: Likewise.
3998 * config/m32c/m32c-protos.h: Likewise.
3999 * config/spu/spu.c: Likewise.
4000 * config/sparc/sparc.c: Likewise.
4001 * config/i386/i386.c: Likewise.
4002 * config/sh/sh.c: Likewise.
4003 * config/xtensa/xtensa.c: Likewise.
4004 * config/stormy16/stormy16.c: Likewise.
4005 * config/ia64/ia64.c: Likewise.
4006 * config/rs6000/rs6000.c: Likewise.
4007 * config/pa/pa.c: Likewise.
4008 * config/mips/mips.c: Likewise.
4010 2008-07-28 Simon Baldwin <simonb@google.com>
4012 * c-pragma.c (handle_pragma_message): New function.
4013 (init_pragma): Register handle_pragma_message.
4014 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
4017 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
4019 PR tree-optimization/35252
4020 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
4021 REALPART_EXPR to be considered as same load operation.
4023 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
4025 PR tree-optimization/36830
4026 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
4027 (expressions_equal_p): Return false if only one operand is null.
4029 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
4031 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
4032 version requirements.
4034 2008-07-26 Olivier Hainque <hainque@adacore.com>
4036 * collect2.c (symkind): New enum. Symbol kinds we care about.
4037 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
4038 code and head comment accordingly.
4039 (scan_prog_file): Use symkind names instead of bare integers.
4041 2008-07-25 Jan Hubicka <jh@suse.cz>
4043 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
4045 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
4046 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
4047 * dojump.c (clear_pending_stack_adjust): Likewise.
4048 * print-tree.c (print_node): Ignore DECL_INLINE.
4049 * tree-inline.c (inlinable_function_p): Likewise.
4051 2008-07-25 Michael Meissner <gnu@the-meissners.org>
4053 * doc/extend.texi (hot attribute): Document that the hot attribute
4054 turns on -O3 for some ports.
4055 (cold attribute): Document that the cold attribute turns on -Os
4058 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
4059 reflect function specific option support.
4061 * target.h (struct target_option_hooks): Add fields to say whether
4062 the cold attribute implies -Os and the hot attribute implies -O3.
4064 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
4065 By default, do not turn on -Os for cold functions.
4066 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
4067 not turn on -O3 for hot functions.
4069 * c-common.c (handle_hot_attribute): Use target hook to determine
4070 if hot functions should enable -O3.
4071 (handle_cold_attribute): Use target hook to determine if cold
4072 functions should enable -Os.
4074 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
4075 (override_options): Move disable scheduling to
4076 optimization_options.
4077 (optimization_options): Disable scheduling here, not
4079 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4080 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4082 * config/ia64/ia64.c (ia64_override_options): Move setting
4083 scheduling flags to ia64_optimization_options.
4084 (ia64_optimization_options): Disable scheduling options here, and
4085 not in ia64_override_options.
4086 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4087 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4089 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
4092 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
4094 2008-07-25 Martin Jambor <mjambor@suse.cz>
4096 PR tree-optimization/36926
4097 * ipa-prop.c (ipa_analyze_call_uses): Call
4098 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
4100 2008-07-25 Joseph Myers <joseph@codesourcery.com>
4102 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4103 movv2si_internal): Add mem = reg alternative.
4105 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
4108 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
4109 DEFAULT_PCC_STRUCT_RETURN to 127.
4111 2008-07-24 Jan Hubicka <jh@suse.cz>
4113 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
4114 (build_cgraph_edges): Likewise.
4115 * cgraph.c (cgraph_node): Do not update assembler hash.
4116 (cgraph_remove_node): Drop non-unit-at-a-time code.
4117 * tree-pass.h (pass_O0_always_inline): Remove.
4118 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
4119 * toplev.c (process_options): Flag unit-at-a-time does not imply
4121 * cgraphunit.c: Update comments.
4122 (decide_is_function_needed): Drop non-unit-at-a-time mode.
4123 (cgraph_assemble_pending_functions): Remove.
4124 (cgraph_reset_node): Drop non-unit-at-a-time code.
4125 (cgraph_finalize_function): Likewise.
4126 (cgraph_analyze_function): Likewise.
4127 (cgraph_finalize_compilation_unit): Likewise.
4128 (cgraph_expand_function): Likewise.
4129 (cgraph_optimize): Likesise.
4130 (save_inline_function_body): Likewise.
4131 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
4132 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
4133 * ipa-inline.c: Update comments.
4134 (enum inlining_mode): remove INLINE_SPEED.
4135 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
4136 (cgraph_mark_inline_edge): Likewise.
4137 (try_inline): Likewise.
4138 (cgraph_decide_inlining_incrementally): Likewise.
4139 (cgraph_gate_inlining): Remove.
4140 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
4141 (cgraph_gate_early_inlining): Likewise.
4142 (gate_inline_passes): Remove.
4143 (pass_inline_parameters, pass_ipa_inline): Remove gates.
4144 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4145 pass_O0_always_inline): Remove.
4146 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
4147 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
4148 * opts.c (no_unit_at_a_time_default): Remove.
4149 (decode_options): Remove flag_unit_at_a_time reset and warning.
4150 * opts.h (no_unit_at_a_time_default): Remove.
4151 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
4152 early in GNU dialect.
4153 (merge_decls): Update comment; drop unit-at-a-time check.
4154 (finish_decl): Likewise.
4155 (grok_declaration): Remove flag_inline_trees code.
4156 (finish_functions): Return on function returning non-void on all
4158 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
4159 * cfgexpand.c (expand_one_static_var): Remove.
4160 (expand_one_var): Remove expand_one_static_var call.
4161 (expand_used_vars_for_block): Remove flag_unit_a_time check.
4162 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
4163 and flag_unit_at_a-time compatibility checks.
4164 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
4165 * tree-inline.c (flag_inline_trees): Remove.
4166 (inlinable_function_p): Don't check it.
4167 (expand_call_inline): Remove non-unit-at-a-time code.
4168 * tree-inline.h (flag_inline_trees): Remove.
4169 * tree-optimize.c (execute_early_local_optimizations): Remove
4170 unit-at-a-time checks.
4171 (tree_rest_of_compilation): Likewise.
4172 * combine.c (setup_incoming_promotions): Likewise.
4173 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
4174 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
4175 * passes.c (pass_inline_parameters): Update comments; remove
4176 O0_alwaysinline pass.
4177 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
4178 (execute_one_pass): Likewise.
4179 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
4180 (ix86_function_sseregparm): Likewise.
4181 * arm.c (arm_function_in_section_p): Likewise.
4182 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
4183 * varpool.c: Update comments.
4184 (decide_is_variable_needed): Remove unit-at-a-time checks.
4185 (varpool_finalize_decl): Likewise.
4187 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
4189 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
4191 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
4193 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
4195 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
4196 imp symbol extension.
4198 2008-07-23 Ian Lance Taylor <iant@google.com>
4200 * tree-vrp.c (infer_value_range): Ignore asm statements when
4201 looking for memory accesses for -fdelete-null-pointer-checks.
4203 2008-07-24 Ben Elliston <bje@au.ibm.com>
4205 * config/spu/spu-c.c (__vector_keyword): New variable.
4206 (vector_keyword): Likewise.
4207 (spu_categorize_keyword): New function.
4208 (spu_macro_to_expand): Likewise.
4209 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
4210 compiling an ISO C dialect.
4212 2008-07-24 Ben Elliston <bje@au.ibm.com>
4214 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
4217 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4219 * configure: Regenerate.
4220 * configure.ac: Require texinfo 4.7.
4221 * doc/install.texi: Document texinfo 4.7 requirement.
4223 2008-07-23 Martin Jambor <mjambor@suse.cz>
4225 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
4226 rather than for DECL_SAVED_TREE.
4227 * ipa-prop.c: Include diagnostic.h.
4228 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
4230 (ipa_detect_param_modifications): Function rewritten from scratch.
4231 (ipa_compute_jump_functions): Changed accesses to modification flags.
4232 (ipa_free_node_params_substructures): Update flags destruction.
4233 (ipa_node_duplication_hook): Update flags duplication.
4234 (ipa_print_all_params_modified): Updated flag access.
4235 * ipa-prop.h (struct ipa_param_flags): New structure.
4236 (struct ipa_node_params): New field modification_analysis_done,
4237 modified_flags changed into param_flags.
4238 (ipa_is_ith_param_modified): Changed to use new flags.
4239 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
4241 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
4242 ipa-cp.c and split into two functions.
4243 (ipa_print_node_jump_functions): New function.
4244 (compute_scalar_jump_functions): New function.
4245 (type_like_member_ptr_p): New function.
4246 (compute_pass_through_member_ptrs): New function.
4247 (fill_member_ptr_cst_jump_function): New function.
4248 (determine_cst_member_ptr): New function.
4249 (compute_cst_member_ptr_arguments): New function.
4250 (ipa_compute_jump_functions): Complete rewrite.
4251 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
4252 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
4253 (struct ipa_member_ptr_cst): New structure.
4254 (union jump_func_value): New field member_cst.
4255 * ipa-cp.c (ipcp_lat_is_insertable): New function.
4256 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
4257 jump function types.
4258 (ipcp_print_all_lattices): Slight fprintf rearrangement.
4259 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
4260 instead of ipcp_print_all_jump_functions.
4261 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
4262 only for replacable scalars.
4264 * doc/invoke.texi (Optimize options): Add description of
4265 -findirect-inlining.
4266 * common.opt (flag_indirect_inlining): New flag.
4267 * opts.c (decode_options): Set flag_indirect_inlining when
4270 * ipa-inline.c: Include ipa-prop.h.
4271 (inline_indirect_intraprocedural_analysis): New function.
4272 (inline_generate_summary): Allocate parameter and argument info
4273 structures, call inline_indirect_intraprocedural_analysis on each
4274 node when doing indirect inlining and deallocate indirect inlining
4275 data structures in the end.
4276 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
4277 (free_all_ipa_structures_after_iinln): New function.
4278 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
4280 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
4282 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
4283 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
4284 of computing the frequency separately.
4285 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
4286 of computing the frequency separately.
4287 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
4288 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
4289 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
4290 (ipa_get_stmt_member_ptr_load_param): New function.
4291 (ipa_is_ssa_with_stmt_def): New function.
4292 (ipa_note_param_call): New function.
4293 (ipa_analyze_call_uses): New function.
4294 (ipa_analyze_stmt_uses): New function.
4295 (ipa_analyze_params_uses): New function.
4296 (ipa_free_node_params_substructures): Also free the param_calls linked
4298 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
4299 (ipa_print_node_param_flags): New function.
4300 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
4301 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
4302 * ipa-prop.h (struct ipa_param_flags): New field called.
4303 (struct ipa_param_call_note): New structure.
4304 (struct ipa_node_params): New fields param_calls and
4306 (ipa_is_ith_param_called): New function.
4307 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4308 ipa_analyze_params_uses and dump parameter flags.
4310 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
4311 ipa_propagate_indirect_call_infos if performing indirect inlining,
4312 pass a new parameter new_edges to it.
4313 (add_new_edges_to_heap): New fucntion.
4314 (cgraph_decide_inlining_of_small_functions): New vector
4315 new_indirect_edges for newly found indirect edges , call
4316 ipa_propagate_indirect_call_infos after inlining.
4317 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
4318 inlining if performing indirect inlining. Call
4319 free_all_ipa_structures_after_iinln when doing so too.
4320 (inline_generate_summary): Do not call
4321 free_all_ipa_structures_after_iinln here.
4322 * ipa-prop.c (update_jump_functions_after_inlining): New function.
4323 (print_edge_addition_message): New function.
4324 (update_call_notes_after_inlining): New function.
4325 (propagate_info_to_inlined_callees): New function.
4326 (ipa_propagate_indirect_call_infos): New function.
4327 * ipa-prop.h: Include cgraph.h
4328 (struct ipa_param_call_note): Fields reordered, new field processed.
4329 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
4331 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
4332 rediscovered call statements.
4333 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
4334 (dump_cgraph_node): Dump also the indirect_call flag.
4335 (cgraph_clone_edge): Copy also the indirect_call flag.
4336 * tree-inline.c (copy_bb): Do not check for fndecls from call
4337 expressions, check for edge availability when moving clones.
4338 (get_indirect_callee_fndecl): New function.
4339 (expand_call_inline): If callee declaration is not apprent from
4340 the statement, try calling get_indirect_callee_fndecl. Do not
4341 issue warnings or call sorry when not inlinings an indirect edge.
4342 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
4344 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
4345 bit more frandly to matching.
4346 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
4347 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
4348 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
4350 2008-07-23 Michael Meissner <gnu@the-meissners.org>
4353 * opth-gen.awk: Suppress function specific features when building
4355 * optc-gen.awk: Ditto.
4357 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4360 * diagnostic.c (pedwarn): Add opt parameter.
4362 * c-tree.h (pedwarn_init): Add opt parameter.
4363 (pedwarn_c90): Likewise.
4364 (pedwarn_c99): Likewise.
4365 * c-errors.c (pedwarn_c99): Likewise.
4366 (pedwarn_c90): Likewise.
4367 * toplev.h (pedwarn): Update declaration.
4368 (pedwarn0): Declare.
4369 * c-lex.c: All calls to pedwarn changed.
4370 * builtins.c: All calls to pedwarn changed.
4371 * toplev.c: All calls to pedwarn changed.
4372 * c-decl.c: All calls to pedwarn changed.
4373 * c-typeck.c: All calls to pedwarn changed.
4374 * c-common.c: All calls to pedwarn changed.
4375 * c-parser.c: All calls to pedwarn changed.
4377 2008-07-23 Michael Meissner <gnu@the-meissners.org>
4378 Karthik Kumar <karthikkumar@gmail.com>
4380 * attribs.c (file scope): Include c-common.h.
4381 (decl_attributes): Add support for #pragma GCC optimize and
4384 * targhooks.c (default_can_inline_p): New function that is the
4385 default for the TARGET_CAN_INLINE_P target hook.
4387 * targhooks.h (default_can_inline_p): Add declaration.
4389 * tree.c (cl_optimization_node): New static tree for building
4390 OPTIMIZATION_NODE tree.
4391 (cl_target_option_node): New static tree for building
4392 TARGET_OPTION_NODE tree.
4393 (cl_option_hash_table): New hash table for hashing
4394 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
4395 (cl_option_hash_hash): New function to provide the hash value for
4396 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
4397 (cl_option_hash_eq): New function to provide an equality test for
4398 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
4399 (tree_code_size): Add support for OPTIMIZATION_NODE and
4400 TARGET_OPTION_NODE trees.
4401 (tree_code_structure): Add support for OPTIMIZATION_NODE and
4402 TARGET_OPTION_NODE trees.
4403 (build_optimization_node): Build a tree that has all of the
4404 current optimization options.
4405 (build_target_option_node): Build a tree that has the target
4406 options that might be changed on a per function basis.
4408 * tree.h (file scope): Include options.h.
4409 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
4410 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
4411 (TREE_OPTIMIZATION): Ditto.
4412 (TREE_TARGET_SPECIFIC): Ditto.
4413 (struct tree_function_decl): Add fields for remembering the
4414 current optimization options and target specific options.
4415 (struct tree_optimization_option): New tree variant that remembers
4416 the optimization options.
4417 (struct tree_target_option): New tree variant that remembers the
4418 target specific flags that might change for compiling a particular
4420 (union tree_node): Include tree_optimization_option and
4421 tree_target_option fields.
4422 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
4423 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
4424 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
4425 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
4426 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
4427 optimization and target options.
4428 (optimization_default_node): New macro to refer to global_trees
4430 (optimization_current_node): Ditto.
4431 (optimization_cold_node): Ditto.
4432 (optimization_hot_node): Ditto.
4433 (target_option_default_node): Ditto.
4434 (target_option_current_node): Ditto.
4435 (current_option_pragma): Ditto.
4436 (current_optimize_pragma): Ditto.
4438 * target.h (struct gcc_target): Add valid_option_attribute_p,
4439 target_option_save, target_option_restore, target_option_print,
4440 target_option_pragma_parse, and can_inline_p hooks.
4442 * toplev.h (parse_optimize_options): Add declaration.
4443 (fast_math_flags_struct_set_p): Ditto.
4445 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
4446 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
4449 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
4450 tree_can_inline_p hook to see if one function can inline another.
4451 (cgraph_decide_inlining): Ditto.
4452 (cgraph_decide_inlining_incrementally): Ditto.
4454 * opts.c (decode_options): Add support for running multiple times
4455 to allow functions with different target or optimization options
4456 than was specified on the command line.
4457 (fast_math_flags_struct_set_p): New function that is similar to
4458 fast_math_flags_set_p, except it uses the values in the
4459 cl_optimization structure instead of global variables.
4461 * optc-gen.awk: Add support for TargetSave to allow a back end to
4462 declare new fields that need to be saved when using function
4463 specific options. Include flags.h and target.h in the options.c
4464 source. Add support for Save to indicate which options can be set
4465 for individual functions. Generate cl_optimize_save,
4466 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
4467 cl_target_option_restore, cl_target_option_print functions to
4468 allow functions to use different optimization or target options.
4470 * opt-functions.awk (var_type_struct): Return the type used for
4471 storing the field in a structure.
4473 * opth-gen.awk: Add support for TargetSave to allow a back end to
4474 declare new fields that need to be saved when using function
4475 specific options. Add support for Save to indicate which options
4476 can be set for individual functions. Only generate one extern for
4477 Mask fields. Generate cl_optimization and cl_target_option
4478 structures to remember optimization and target options.
4480 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
4481 collecting new tree nodes.
4482 (TS_TARGET_OPTION): Ditto.
4484 * c-decl.c (merge_decls): Merge function specific target and
4485 optimization options.
4487 * function.c (invoke_set_current_function_hook): If the function
4488 uses different optimization options, change the global variables
4491 * coretypes.h (struct cl_optimization): Add forward reference.
4492 (struct cl_target_option): Ditto.
4494 * c-pragma.c (option_stack): New static vector to remember the
4495 current #pragma GCC option stack.
4496 (handle_pragma_option): New function to support #pragma GCC option
4497 to change target options.
4498 (optimize_stack): New static vector to remember the current
4499 #pragma GCC optimize stack.
4500 (handle_pragma_optimize): New function to support #pragma GCC
4501 optimize to change optimization options.
4502 (init_pragma): Add support for #pragma GCC optimize and #pragma
4505 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
4506 optimization options.
4507 (TARGET_OPTION_NODE): New tree code for remembering certain target
4510 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
4511 TARGET_OPTION_NODE trees.
4513 * common.opt (-O): Add Optimization flag.
4515 (-fmath-errno): Ditto.
4516 (-falign-functions): Add UInteger flag to make sure flag gets full
4517 int in cl_optimization structure.
4518 (-falign-jumps): Ditto.
4519 (-falign-labels): Ditto.
4520 (-falign-loops): Ditto.
4521 (-fsched-stalled-insns): Ditto.
4522 (-fsched-stalled-insns-dep): Ditto.
4524 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
4526 (TARGET_OPTION_SAVE): Ditto.
4527 (TARGET_OPTION_RESTORE): Ditto.
4528 (TARGET_OPTION_PRINT): Ditto.
4529 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
4530 (TARGET_CAN_INLINE_P): Ditto.
4531 (TARGET_INITIALIZER): Add new hooks.
4533 * tree-inline.c (tree_can_inline_p): New function to determine
4534 whether one function can inline another. Check if the functions
4535 use compatible optimization options, and also call the backend
4538 * tree-inline.h (tree_can_inline_p): Add declaration.
4540 * c-common.c (c_common_attribute): Add support for option and
4541 optimize attributes.
4542 (handle_option_attribute): Add support for the option attribute to
4543 allow the user to specify different target options for compiling a
4545 (handle_optimize_attribute): Add support for the optimize
4546 attribute to allow the user to specify different optimization
4547 options for compiling a specific function.
4548 (handle_hot_attribute): Turn on -O3 optimization for this one
4549 function if it isn't the default optimization level.
4550 (handle_cold_attribute): Turn on -Os optimization for this one
4551 function if it insn't the default optimization.
4552 (const_char_p): New const char * typedef.
4553 (optimize_args): New static vector to remember the optimization
4555 (parse_optimize_options): New function to set up the optimization
4556 arguments from either the optimize attribute or #pragma GCC optimize.
4558 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
4559 (builtin_define_std): Ditto.
4561 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
4562 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
4563 (x86_64-*-*): Ditto.
4565 * Makefile.in (TREE_H): Add options.h.
4566 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
4568 * doc/extend.texi (option attribute): Document new attribute.
4569 (optimize attribute): Ditto.
4570 (hot attribute): Document hot attribute sets -O3.
4571 (cold attribute): Document cold attribute sets -Os.
4572 (#pragma GCC option): Document new pragma.
4573 (#pragma GCC optimize): Ditto.
4575 * doc/options.texi (TargetSave): Document TargetSave syntax.
4576 (UInteger): Document UInteger must be used for certain flags.
4577 (Save): Document Save option to create target specific options
4578 that can be saved/restored on a function specific context.
4580 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
4581 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
4583 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
4584 (TARGET_OPTION_SAVE): Ditto.
4585 (TARGET_OPTION_RESTORE): Ditto.
4586 (TARGET_OPTION_PRINT): Ditto.
4587 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
4588 (TARGET_CAN_INLINE_P): Ditto.
4590 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
4592 (-mfpmath=both): Ditto.
4594 2008-07-23 Michael Meissner <gnu@the-meissners.org>
4595 Karthik Kumar <karthikkumar@gmail.com>
4597 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
4598 (TARGET_POPCNT): Ditto.
4599 (TARGET_SAHF): Ditto.
4600 (TARGET_AES): Ditto.
4601 (TARGET_PCLMUL): Ditto.
4602 (TARGET_CMPXCHG16B): Ditto.
4603 (TARGET_RECIP): Move switch into target_flags.
4604 (TARGET_FUSED_MADD): Ditto.
4605 (ix86_arch_features): Make an unsigned char type.
4606 (ix86_tune_features): Ditto.
4607 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
4608 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
4609 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
4611 * config/i386/i386.opt (arch): New TargetSave field to define
4612 fields that need to be saved for function specific option support.
4615 (branch_cost): Ditto.
4616 (ix86_isa_flags_explicit): Ditto.
4617 (tune_defaulted): Ditto.
4618 (arch_specified): Ditto.
4619 (-m128-long-double): Add Save flag to save option for target
4620 specific option support.
4622 (-maccumulate-outgoing-args): Ditto.
4623 (-malign-double): Ditto.
4624 (-malign-stringops): Ditto.
4625 (-mfancy-math-387): Ditto.
4626 (-mhard-float): Ditto.
4628 (-minline-all-stringops): Ditto.
4629 (-minline-stringops-dynamically): Ditto.
4630 (-mms-bitfields): Ditto.
4631 (-mno-align-stringops): Ditto.
4632 (-mno-fancy-math-387): Ditto.
4633 (-mno-push-args): Ditto.
4634 (-mno-red-zone): Ditto.
4635 (-mpush-args): Ditto.
4636 (-mred-zone): Ditto.
4638 (-msseregparm): Ditto.
4639 (-mstack-arg-probe): Ditto.
4654 (-mrecip): Move flag into target_flags.
4656 (-mno-fused-madd): Ditto.
4657 (-mfused-madd): Ditto.
4658 (-mabm): Move flag into ix86_isa_flags.
4665 * config/i386/i386-c.c: New file for #pragma support.
4666 (ix86_target_macros_internal): New function to #define or #undef
4667 target macros based when the user uses the #pragma GCC option to
4668 change target options.
4669 (ix86_pragma_option_parse): New function to add #pragma GCC option
4671 (ix86_target_macros): Move defining the target macros here from
4672 TARGET_CPU_CPP_BUILTINS in i386.h.
4673 (ix86_register_pragmas): Register the #pragma GCC option hook. If
4674 defined, initialize any subtarget #pragmas.
4676 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
4677 REGISTER_TARGET_PRAGMAS.
4679 * config/i386/t-i386: New file for x86 dependencies.
4680 (i386.o): Make dependencies mirror the include files used.
4681 (i386-c.o): New file, add dependencies.
4683 * config/i386/i386-protos.h (override_options): Add bool argument.
4684 (ix86_valid_option_attribute_tree): Add declaration.
4685 (ix86_target_macros): Ditto.
4686 (ix86_register_macros): Ditto.
4688 * config/i386/i386.c (ix86_tune_features): Move initialization of
4689 the target masks to initial_ix86_tune_features to allow functions
4690 to have different target options. Make type unsigned char,
4691 instead of unsigned int.
4692 (initial_ix86_tune_features): New static vector to hold processor
4693 masks for the tune variables.
4694 (ix86_arch_features): Move initialization of the target masks to
4695 initial_ix86_arch_features to allow functions to have different
4696 target options. Make type unsigned char, instead of unsigned int.
4697 (initial_ix86_arch_features): New static vector to hold processor
4698 masks for the arch variables.
4699 (enum ix86_function_specific_strings): New enum to describe the
4700 string options used for attribute((option(...))).
4701 (ix86_target_string): New function to return a string that
4702 describes the target options.
4703 (ix86_debug_options): New function to print the current options in
4705 (ix86_function_specific_save): New function hook to save the
4706 function specific global variables in the cl_target_option structure.
4707 (ix86_function_specific_restore): New function hook to restore the
4708 function specific variables from the cl_target_option structure to
4709 the global variables.
4710 (ix86_function_specific_print): New function hook to print the
4711 target specific options in the cl_target_option structure.
4712 (ix86_valid_option_attribute_p): New function hook to validate
4713 attribute((option(...))) arguments.
4714 (ix86_valid_option_attribute_tree): New function that is common
4715 code between attribute((option(...))) and #pragma GCC option
4716 support that parses the options and returns a tree holding the options.
4717 (ix86_valid_option_attribute_inner_p): New helper function for
4718 ix86_valid_option_attribute_tree.
4719 (ix86_can_inline_p): New function hook to decide if one function
4720 can inline another on a target specific basis.
4721 (ix86_set_current_function); New function hook to switch target
4722 options if the user used attribute((option(...))) or #pragma GCC
4724 (ix86_tune_defaulted): Move to static file scope from
4726 (ix86_arch_specified): Ditto.
4727 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
4729 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
4730 (OPTION_MASK_ISA_ABM_SET): Ditto.
4731 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
4732 (OPTION_MASK_ISA_CX16_SET): Ditto.
4733 (OPTION_MASK_ISA_SAHF_SET): Ditto.
4734 (OPTION_MASK_ISA_AES_UNSET): Ditto.
4735 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
4736 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
4737 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
4738 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
4739 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
4740 (struct ptt): Move to static file scope from override_options.
4741 (processor_target_table): Ditto.
4743 (ix86_handle_option): Add support for options that are now isa options.
4744 (override_options): Add support for declaring functions that
4745 support different target options than were specified on the
4746 command line. Move struct ptt, processor_target_table, cpu_names,
4747 ix86_tune_defaulted, ix86_arch_specified to static file scope.
4748 Add bool argument. Fix up error messages so the appropriate error
4749 is given for either command line or attribute.
4750 (ix86_previous_fndecl): New static to remember previous function
4751 declaration to see if we need to change target options.
4752 (ix86_builtins_isa): New array to record the ISA of each builtin
4754 (def_builtin): Always create the builtin function, even if the
4755 current ISA doesn't support it.
4756 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
4757 tests for those builtins.
4758 (ix86_init_builtins): Remove TARGET_MMX test for calling
4759 ix86_init_mmx_sse_builtins.
4760 (ix86_expand_builtin): If the current ISA doesn't support a given
4761 builtin, signal an error.
4762 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
4763 (TARGET_SET_CURRENT_FUNCTION): Ditto.
4764 (TARGET_OPTION_SAVE): Ditto.
4765 (TARGET_OPTION_RESTORE): Ditto.
4766 (TARGET_OPTION_PRINT): Ditto.
4767 (TARGET_CAN_INLINE_P): Ditto.
4769 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
4771 * c-typeck.c (build_external_ref): Don't call assemble_external.
4772 * final.c (output_operand): Call assemble_external.
4774 2008-07-21 DJ Delorie <dj@redhat.com>
4776 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
4777 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
4779 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4781 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
4782 original insn and splitter contents into ...
4783 ("*div<mode>3_fast"): ... this new pattern. Enable only if
4784 flag_unsafe_math_optimizations. Add dummy scratch register.
4785 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
4786 !flag_unsafe_math_optimizations. Returns number with next
4787 highest magnitude if this is still less or equal to the true
4788 quotient in magnitude.
4790 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
4792 * Makefile.in: Replace toplev.h with TOPLEV_H.
4793 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
4794 * c-lex.c (fe_file_change): Don't set in_system_header.
4795 * c-parser.c (c_token): Remove in_system_header.
4796 (c_lex_one_token): Don't set in_system_header.
4797 (c_parser_set_source_position_from_token): Don't set in_system_header.
4798 * diagnostic.c (diagnostic_report_diagnostic): Use location from
4801 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
4802 * flags.h (in_system_header): Remove.
4803 * function.c (saved_in_system_header): Remove.
4804 (push_cfun): Don't set in_system_header.
4805 (pop_cfun): Don't set in_system_header.
4806 (push_struct_function): Don't set in_system_header.
4807 * input.h (expanded_location): Add sysp.
4808 (in_system_header_at): New.
4809 (in_system_header): New.
4810 * toplev.c (in_system_header): Remove.
4811 * toplev.h: Include input.h
4813 * tree-cfg.c (execute_warn_function_return): Call warning_at.
4814 * tree-ssa.c (warn_uninit): Call warning_at.
4815 (warn_uninitialized_var): Update calls to warn_uninit.
4816 (warn_uninitialized_phi): Update calls to warn_uninit.
4817 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
4818 (expand_location): Initialize xloc.sysp.
4819 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
4820 (tree_decl_with_vis): Remove in_system_header_flag.
4822 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
4825 * recog.c (asm_operand_ok): Change the order of the extra
4826 memory constraint checks.
4828 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
4831 * tree-switch-conversion.c (build_one_array): Call
4832 varpool_mark_needed_node and varpool_finalize_decl
4833 instead of assemble_variable.
4835 2008-07-19 Jan Hubicka <jh@suse.cz>
4837 * cgraph.c (cgraph_add_new_function): Do early local passes.
4838 * tree-nrv.c (gate_pass_return_slot): New gate.
4839 (pass_nrv): Add the gate.
4840 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
4842 (coalesce_ssa_name): Coalesce SSA names.
4843 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
4844 not optimizing so unused user vars remains visible.
4845 * common.opt (flag_tree_ter): Always enable by default.
4846 * tree-ssa-ter.c: Include flags.h
4847 (is_replaceable_p): Check that locations match; when aliasing is missing
4848 be conservative about loads.
4849 * tree-optimize.c (gate_init_datastructures): Remove.
4850 (pass_init_datastructures): New.
4851 * passes.c: Reorder passes so we always go into SSA.
4853 2008-07-19 Jan Hubicka <jh@suse.cz>
4855 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
4856 * doc/invoke.texi (--combine): Likewise.
4857 (-finline-functions-called-once): Update levels when enabled.
4858 (-funit-at-a-time): Document new behaviour.
4859 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
4860 -fno-section-anchors when disabled explicitly.
4861 (inline params): They are not ignored now.
4862 (precompiled headers): Remove unit-at-a-time as being incompatible.
4863 * opts.c (decode_options): Handle unit-at-a-time as alias;
4864 imply -fno-section-anchors when toplevel reorder is disabled
4866 * common.opt (ftoplevel-reorder): Set default value to 2.
4867 (funit-at-a-time): Set default value to 1.
4868 * config/rs6000/rs6000.c (optimization_options): Set section anchors
4871 2008-07-19 Jan Hubicka <jh@suse.cz>
4873 * builtins.c (expand_builtin_int_roundingfn,
4874 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
4877 2008-07-19 Richard Guenther <rguenther@suse.de>
4880 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
4881 * tree-ssa-sccvn.c (get_constant_value_id): New function.
4882 * tree-ssa-pre.c (get_expr_value_id): For newly created
4883 constant value-ids make sure to add the expression to its
4886 2008-07-19 Jakub Jelinek <jakub@redhat.com>
4889 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
4890 return value of the builtin is ignored.
4892 2008-07-19 Olivier Hainque <hainque@adacore.com>
4894 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
4895 bits, a C conformant malloc implementation has to provide.
4896 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
4898 2008-07-19 Joseph Myers <joseph@codesourcery.com>
4902 * reload.c (find_reloads_subreg_address): Only reload address if
4903 reloaded == 0, not for reloaded != 1.
4906 2008-07-16 Joseph Myers <joseph@codesourcery.com>
4907 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
4908 (m32c_legitimate_address_p): Handle "++rii" addresses created by
4909 m32c_legitimize_reload_address.
4911 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
4912 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
4913 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
4915 2008-07-19 Olivier Hainque <hainque@adacore.com>
4917 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
4918 argument, saying whether nested array are to be collapsed
4919 into a single array type DIE with multiple subscripts.
4920 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
4921 issues, centralize the nested array types collapsing control and
4922 disable the transformation for Ada.
4924 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
4927 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
4929 (x86_64_shift_adj_2): New expander.
4930 (x86_64_shift_adj_3): Ditto.
4931 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
4932 to split TImode operands.
4933 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
4934 (ix86_split_lshr): Ditto.
4936 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
4938 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
4939 and __CHAR32_TYPE__.
4940 * c-typeck.c (digest_init): Support char16_t and char32_t.
4941 (set_nonincremental_init_from_string): Idem.
4943 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
4946 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
4947 PREFERRED_STACK_BOUNDARY.
4948 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4950 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
4953 * function.c (locate_and_pad_parm): Cap boundary earlier.
4955 2008-07-17 Julian Brown <julian@codesourcery.com>
4957 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
4958 no-op for targets which don't use DLLs.
4960 2008-07-17 Martin Jambor <mjambor@suse.cz>
4962 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
4963 that nodes are relevant by examining the node->analyzed flag.
4964 (ipcp_init_stage): Check which nodes are relevant, assert that the
4965 relevant ones are also required.
4966 (ipcp_propagate_stage): Check on the side arrays are properly
4968 (ipcp_print_all_jump_functions): Make sure not to touch any node
4969 that is not analyzed or an edge that does not have a corresponding
4970 entry in the on-the-side vectors.
4971 (ipcp_function_scale_print): Likewise.
4972 (ipcp_update_callgraph): Check that the node is relevant.
4973 (ipcp_insert_stage): Check that the node is relevant. Check there is
4974 an info for every node and edge.
4975 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
4976 (ipa_print_all_tree_maps): Likewise and a new variable info.
4977 (ipa_print_all_params_modified): Likewise.
4978 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
4980 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
4983 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
4985 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
4987 PR rtl-optimization/36753
4988 * fwprop.c (use_killed_between): Don't shortcut
4989 single-definition global registers.
4991 2008-07-16 Jan Hubicka <jh@suse.cz>
4993 * cgraph.h (varpool_empty_needed_queue): Declare.
4994 * cgraphunit.c (output_in_order): Mark all variables as needed;
4996 * varpool.c (varpool_assemble_node): Update debug queue.
4997 (varpool_assemble_pending_decls): Don't do it here.
4998 (varpool_empty_needed_queue): New function.
5000 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5002 * recog.c (peephole2_optimize): Fix formatting.
5004 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5006 * c-pch.c (get_ident): Avoid C++ keywords.
5007 * combine-stack-adj.c (single_set_for_csa): Likewise.
5008 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
5009 output_asm_insn): Likewise.
5010 * reload.c (push_secondary_reload, find_reusable_reload,
5011 push_reload, combine_reloads, find_reloads,
5012 debug_reload_to_stream): Likewise.
5013 * reload.h (struct reload): Likewise.
5014 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
5015 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
5016 emit_output_reload_insns): Likewise.
5017 * targhooks.c (default_secondary_reload): Likewise.
5018 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
5020 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5022 * recog.c (validate_change_1, validate_change,
5023 validate_unshare_change, validate_replace_rtx_1, struct
5024 funny_match, constrain_operands, peephole2_optimize): Avoid C++
5026 * reload.c (push_secondary_reload, secondary_reload_class,
5027 scratch_reload_class, find_valid_class, find_reusable_reload,
5028 push_reload, find_dummy_reload, find_reloads_address_1,
5029 find_reloads_address_part, find_equiv_reg): Likewise.
5030 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
5031 choose_reload_regs): Likewise.
5032 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
5034 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
5035 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5036 * sched-rgn.c (concat_INSN_LIST): Likewise.
5037 * stor-layout.c (mode_for_size, mode_for_size_tree,
5038 smallest_mode_for_size): Likewise.
5040 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5042 * cfg.c (dump_reg_info): Avoid C++ keywords.
5043 * dwarf2asm.c (dw2_force_const_mem,
5044 dw2_asm_output_encoded_addr_rtx): Likewise.
5045 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
5046 * expmed.c (expand_shift): Likewise.
5047 * global.c (find_reg): Likewise.
5048 * graph.c (draw_edge): Likewise.
5049 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
5050 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
5051 widen_clz, widen_bswap, expand_parity, expand_unop,
5052 emit_cmp_and_jump_insn_1): Likewise.
5053 * postreload.c (reload_cse_simplify_operands): Likewise.
5054 * ra.h (add_neighbor): Likewise.
5055 * reg-stack.c (remove_regno_note, change_stack): Likewise.
5056 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
5057 record_reg_classes, copy_cost, record_address_regs,
5058 invalid_mode_change_p): Likewise.
5059 * regrename.c (regrename_optimize, scan_rtx_reg,
5060 dump_def_use_chain, find_oldest_value_reg,
5061 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
5063 2008-07-16 David Edelsohn <edelsohn@gnu.org>
5065 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
5066 MASK_POWERPC64 for power4 in previous commit.
5068 2008-07-16 Olivier Hainque <hainque@adacore.com>
5070 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
5071 instead of bare conversion to cast const-ness away.
5073 2008-07-16 Anatoly Sokolov <aesok@post.ru>
5075 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
5076 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
5077 * config/xtensa/xtensa.c (xtensa_function_value): New function.
5078 (TARGET_FUNCTION_VALUE): Define.
5080 2008-07-16 David Edelsohn <edelsohn@gnu.org>
5082 * config/rs6000/rs6000.c (processor_target_table): Add
5083 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
5085 2008-07-16 Joseph Myers <joseph@codesourcery.com>
5088 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
5089 (m32c_legitimate_address_p): Handle "++rii" addresses created by
5090 m32c_legitimize_reload_address.
5092 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
5094 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
5095 DECL_IN_SYSTEM_HEADER in sync.
5097 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
5099 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
5100 * tree-ssa-pre.c (pre_expr_eq): Ditto
5101 (get_constant_for_value_id): Take a type as an argument.
5102 (fully_constant_expression): Pass in type.
5103 (find_or_generate_expression): Short circuit constant case.
5104 (create_expression_by_pieces): Remove special casing of
5106 (do_regular_insertion): Short circuit constant case.
5107 (do_partial_partial_insertion): Ditto.
5109 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5112 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
5114 2008-07-15 Bob Wilson <bob.wilson@acm.org>
5116 * config/xtensa/libgcc-xtensa.ver: New file.
5117 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
5119 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5121 * df-problems.c (df_set_note): Avoid C++ keywords.
5122 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
5123 * dse.c (record_store, remove_useless_values): Likewise.
5124 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
5125 gen_reg_rtx_offset, operand_subword, change_address_1,
5126 change_address, adjust_address_1, offset_address,
5127 widen_memory_access, emit_copy_of_insn_after): Likewise.
5128 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
5129 * fwprop.c (should_replace_address, propagate_rtx_1,
5130 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
5132 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
5133 gcse_emit_move_after, update_ld_motion_stores): Likewise.
5134 * lcm.c (compute_insert_delete, pre_edge_lcm,
5135 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
5136 * lower-subreg.c (resolve_reg_notes): Likewise.
5137 * mode-switching.c (optimize_mode_switching): Likewise.
5139 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5141 * bt-load.c (add_btr_def, migrate_btr_def,
5142 branch_target_load_optimize): Avoid C++ keywords.
5143 * caller-save.c (insert_restore, insert_save, insert_one_insn):
5145 * combine.c (subst, simplify_set, make_extraction,
5146 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
5147 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
5148 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
5150 2008-07-15 Richard Guenther <rguenther@suse.de>
5153 * c-common.c (strict_aliasing_warning): Do not warn for
5154 TYPE_REF_CAN_ALIAS_ALL pointers.
5155 (c_common_get_alias_set): may_alias types are not special.
5156 * tree.c (build_pointer_type_for_mode): Look up the may_alias
5157 attribute and set can_ref_all accordingly.
5158 (build_reference_type_for_mode): Likewise.
5159 * doc/extend.texi (may_alias): Clarify.
5161 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5164 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
5165 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
5167 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5170 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
5171 gcc_assert, instead call output_operand_lossage.
5173 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
5175 * builtins.c (std_canonical_va_list): Treat structure based
5178 2008-07-15 Ben Elliston <bje@au.ibm.com>
5180 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
5182 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
5184 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
5187 2008-07-14 Jan Hubicka <jh@suse.cz>
5189 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
5190 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
5191 fix predicates and constraints.
5192 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
5193 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
5195 2008-07-14 Doug Kwan <dougkwan@google.com>
5197 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
5198 additional option file arm/eabi.opt.
5199 * config/arm/eabi.h (File): New configuration file for EABI targets.
5200 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
5201 SUBSUBTARGET_EXTRA_SPECS.
5202 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
5203 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
5204 from STARTFILE_SPEC so that it can be referenced in an override.
5205 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
5206 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
5207 can be referenced in an override.
5208 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
5209 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
5210 so that it can be referenced in an override.
5211 (LINK_SPEC): Use BPABI_LINK_SPEC.
5212 * config/arm/eabi.opt (File): New.
5214 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5216 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
5217 (FIXED_VALUE_H): New variable.
5218 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
5219 input.h, fixed-value.h.
5220 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
5221 (BASIC_BLOCK_H): Use $(BITMAP_H).
5222 (FUNCTION_H): Add varray.h.
5223 (IPA_REFERENCE_H): Use $(BITMAP_H).
5224 (CGRAPH_H): Add $(BASIC_BLOCK_H).
5225 (DF_H): Use $(BITMAP_H).
5226 (GGC_H): Add statistics.h.
5228 (INSN_ATTR_H): Use it.
5229 (SYSTEM_H): Add safe-ctype.h, filenames.h.
5231 (SYMTAB_H): Add $(OBSTACK_H).
5232 (CPP_INTERNAL_H): New.
5233 (TREE_DUMP_H): Add tree-pass.h.
5234 (TREE_FLOW_H): Use $(BITMAP_H)
5235 (PRETTY_PRINT_H): Use $(INPUT_H).
5236 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
5239 (many object files): Fix lots of header dependencies throughout.
5241 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5243 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
5245 (s-gtyp-input): Use them to write tmp-gi.list.
5246 (echo_to_gi.list): Remove.
5248 2008-07-14 Richard Guenther <rguenther@suse.de>
5250 * tree-ssa-sccvn.c (pre_info): Remove.
5251 (switch_to_PRE_table): Likewise.
5252 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
5253 (set_hashtable_value_ids): Do not create value-ids for the
5255 (run_scc_vn): Remove double test. Remove bogus special-case
5256 in value-number printing.
5257 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
5258 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
5260 * tree-flow-inline.h (get_value_handle): Remove.
5261 * tree-flow.h (get_value_handle): Remove.
5263 2008-07-14 Martin Jambor <mjambor@suse.cz>
5265 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
5266 in which we generate arithmetics is not a subrange.
5268 2008-07-14 Martin Jambor <mjambor@suse.cz>
5270 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
5272 2008-07-14 Richard Guenther <rguenther@suse.de>
5274 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
5276 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
5279 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
5280 reload for symbol refs moved to r0 with -fPIC.
5281 (legitimize_pic_address): Use the target register as temporary
5283 (emit_symbolic_move): Adjust comment.
5284 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
5287 2008-07-14 Ben Elliston <bje@au.ibm.com>
5289 * c-common.h (C_CPP_HASHNODE): New macro.
5290 * coretypes.h (struct cpp_token): Forward declare.
5291 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5292 the context-sensitive keyword method.
5293 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
5294 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
5295 expand_bool_pixel): New.
5296 (altivec_categorize_keyword): New function.
5297 (init_vector_keywords): New function.
5298 (rs6000_macro_to_expand): Likewise.
5299 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
5300 compiling an ISO C dialect.
5302 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
5304 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
5305 (create_expression_by_pieces): Fix typo.
5306 (do_regular_insertion): Use debug counter here too.
5308 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
5311 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
5312 CONST_OK_FOR_LETTER_P. All port-local users changed.
5313 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
5314 implement Kp matching power-of-two.
5315 (CONSTRAINT_LEN): Define to match.
5316 * config/cris/cris.md: Replace all use of constraint K with Kc.
5317 ("*btst*): Use Kp for operand 0 of last alternative.
5319 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5322 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
5325 2008-07-13 Jan Hubicka <jh@suse.cz>
5327 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
5330 2008-07-13 Richard Guenther <rguenther@suse.de>
5333 * langhooks.c (lhd_print_error_function): Deal with recursive
5336 2008-07-12 Jan Hubicka <jh@suse.cz>
5338 * cgraph.c (assembler_name_hash): New static var.
5339 (hash_node_by_assembler_name, eq_assembler_name): New.
5340 (cgraph_node_for_asm): Use hashtable.
5341 (cgraph_remove_node): Maintain hashtable.
5342 (change_decl_assembler_name): Sanity check that names are not changing
5343 after aliasing was processed.
5344 * cgraph.h (varpoon_node): Add next GGC marker.
5345 * tree.c (decl_assembler_name_equal): Constify.
5346 (decl_assembler_name_hash): New.
5347 * tree.h (decl_assembler_name_equal): Constify.
5348 (decl_assembler_name_hash): Update.
5350 2008-07-12 David Daney <ddaney@avtrex.com>
5352 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5355 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
5357 * doc/md.texi: Document the MIPS "v" constraint.
5358 * config/mips/mips.h (reg_class): Revert last change.
5359 (REG_CLASS_NAMES): Likewise.
5360 (REG_CLASS_CONTENTS): Likewise.
5361 * config/mips/mips.c (mips_regno_to_class): Likewise.
5362 * config/mips/constraints.md (v): Likewise, but add documentation.
5363 Add a comment to say that this constraint should not be used in
5366 2008-07-11 DJ Delorie <dj@redhat.com>
5368 * config/h8300/h8300.md (length): Fix branch offset limit.
5370 2008-07-11 Anatoly Sokolov <aesok@post.ru>
5372 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
5373 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
5374 (avr_hard_regno_scratch_ok): New function.
5375 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
5376 * config/avr/avr.md (all peepholes that request a scratch register):
5377 Remove avr_peep2_scratch_safe use.
5379 2008-07-11 Tom Tromey <tromey@redhat.com>
5380 Ian Lance Taylor <iant@google.com>
5382 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
5383 (struct c_common_resword): Define.
5384 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
5385 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
5386 (c_common_reswords, num_c_common_reswords): Declare.
5387 * c-common.c (c_common_reswords): New global const array.
5388 (num_c_common_reswords): New const int.
5389 * c-parser.c (struct resword, reswords): Don't define.
5390 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
5391 (c_parse_init): Clarify mask code. Use c_common_reswords rather
5392 than reswords. If warning about C++ keywords, give them a special
5394 (c_lex_one_token): Warn about C++ keywords. Call
5395 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
5396 (c_parser_external_declaration): Look for RID_xxx rather than
5397 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
5398 (c_parser_statement_after_labels): Likewise.
5399 (c_parser_objc_class_instance_variables): Likewise.
5400 (c_parser_objc_class_declaration): Likewise.
5401 (c_parser_objc_try_catch_statement): Likewise.
5402 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
5403 (declspecs_add_type): Likewise.
5405 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
5407 * ggc-page.c (alloc_page):
5408 Substituting xmalloc, xcalloc with
5409 XNEWVEC and XCNEWVAR macros which add the
5412 2008-07-11 Richard Guenther <rguenther@suse.de>
5414 PR tree-optimization/36765
5415 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
5416 aliases from HEAP vars to SMTs.
5418 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5420 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
5421 * configure.ac (loose_warn): Move -Wc++-compat from here...
5422 (strict_warn): ...to here.
5423 * configure: Regenerate.
5425 2008-07-10 Joseph Myers <joseph@codesourcery.com>
5427 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
5428 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
5429 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
5430 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
5431 excluding more specific h8300-*-* and sh-*-* targets.
5433 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
5435 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
5437 (execute_pre): Call loop_optimizer_finalize in early exit.
5439 2008-07-10 Jakub Jelinek <jakub@redhat.com>
5442 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
5443 uids in the bitmap, not just VAR_DECL uids.
5445 PR rtl-optimization/36419
5446 * combine-stack-adj.c (adjust_frame_related_expr): New function.
5447 (combine_stack_adjustments_for_block): Call it if needed. Delete
5449 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
5450 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
5451 prologue sp adjustment.
5453 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
5456 * opts.c (print_ignored_options): Report postponed diagnostics for
5457 unknown -Wno-* options as warnings, not errors.
5458 (postpone_unknown_option_error): Renamed to...
5459 (postpone_unknown_option_warning): ... this.
5461 2008-07-09 Doug Kwan <dougkwan@google.com>
5464 2008-07-08 Doug Kwan <dougkwan@google.com>
5466 * config/arm/arm.opt (mandroid): New option.
5467 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
5468 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
5470 (CC1PLUS_SPEC): Same.
5472 (STARTFILE_SPEC): Same.
5473 (ENDFILE_SPEC): Same.
5474 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
5477 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
5480 * config/mips/mips.h (reg_class): Remove V1_REG.
5481 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5482 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
5484 (mips_get_tp): New function.
5485 (mips_legitimize_tls_address): Use it.
5486 * config/mips/constraints.md (v): Delete.
5487 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
5488 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
5489 After reload, split into a move and ...
5490 (*tls_get_tp_<mode>_split): ...this new instruction.
5492 2008-07-09 David Daney <ddaney@avtrex.com>
5494 * config/mips/driver-native.c: Include coretypes.h and tm.h.
5496 2008-07-09 Jakub Jelinek <jakub@redhat.com>
5498 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
5499 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
5501 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
5502 htab_delete should be called. Don't free c.
5503 (lookup_tmp_var): Create temp_htab lazily.
5504 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
5505 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
5507 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
5508 lower_omp_ordered, lower_omp_critical, lower_omp_for,
5509 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
5510 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
5511 * tree-sra.c (generate_element_init): Likewise.
5512 * tree-mudflap.c (execute_mudflap_function_ops,
5513 execute_mudflap_function_decls): Likewise.
5514 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
5515 * tree-gimple.h (struct gimplify_ctx): New type.
5516 (push_gimplify_context): Adjust prototype.
5518 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
5520 * tree-ssa-pre.c (phi_translate_1): Update placement of
5523 2008-07-09 Anatoly Sokolov <aesok@post.ru>
5525 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
5526 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
5527 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
5528 * targhooks.c (default_hard_regno_scratch_ok): New function.
5529 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
5530 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
5531 * recog.c: Include "target.h".
5532 (peep2_find_free_register): Add check for global regs. Add target
5534 * Makefile.in (recog.o): Depend on target.h.
5536 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
5538 * config/sh/sh.c (sh_canonical_va_list_type): New.
5539 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
5541 2008-07-09 Raksit Ashok <raksit@google.com>
5543 * doc/invoke.texi (Option Summary): Mention new option
5544 -Wdisallowed-function-list=...
5545 (Warning Options): Document -Wdisallowed-function-list=...
5546 * common.opt (Wdisallowed-function-list=): New flag.
5547 * flags.h (warn_disallowed_functions): External definition of new
5548 boolean warning flag.
5549 (warn_if_disallowed_function_p): Declare new function.
5550 * opts.c (warning_disallowed_functions): New static variable.
5551 (warn_disallowed_functions): New boolean warning flag.
5552 (warn_if_disallowed_function_p): New function.
5553 (add_comma_separated_to_vector): Rename
5554 add_instrument_functions_exclude_list to this.
5555 (common_handle_option): Handle new option. Rename calls to
5556 add_instrument_functions_exclude_list into calls to
5557 add_comma_separated_to_vector.
5558 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
5559 based on flag warn_disallowed_functions.
5561 2008-07-09 Christian Bruel <christian.bruel@st.com>
5563 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
5564 instead of get_attr_length.
5566 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5568 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
5570 * genemit.c (gen_insn): Likewise.
5571 * gengtype.c (note_def_vec): Likewise.
5572 * gengtype.h (note_def_vec): Likewise.
5573 * genoutput.c (struct data, output_insn_data, process_template,
5574 gen_expand, gen_split, note_constraint): Likewise.
5575 * genrecog.c (new_decision, add_to_sequence, factor_tests,
5576 make_insn_sequence): Likewise.
5577 * gensupport.c (record_insn_name): Likewise.
5579 2008-07-08 Doug Kwan <dougkwan@google.com>
5581 * config/arm/arm.opt (mandroid): New option.
5582 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
5583 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
5585 (CC1PLUS_SPEC): Same.
5587 (STARTFILE_SPEC): Same.
5588 (ENDFILE_SPEC): Same.
5589 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
5592 2008-07-08 Raksit Ashok <raksit@google.com>
5594 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
5595 (set_storage_via_setmem): Fix expected_align parameter.
5596 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
5597 missing from the list.
5598 * doc/md.texi (movmem): Explicitly state that expected alignment is
5599 to be expressed in bytes.
5600 (setmem): Explicitly state that expected alignment is to be expressed
5603 2008-07-08 Joseph Myers <joseph@codesourcery.com>
5605 * reload.c (find_reloads_subreg_address): Do not require validity
5606 of address in original mode before reloading address.
5608 2008-07-07 Tianwei Sheng <tianweis@google.com>
5610 * df-core.c (df_remove_problem): Adjust the access to avoid out of
5611 bounds array access.
5613 2008-07-08 Jakub Jelinek <jakub@redhat.com>
5615 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
5617 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
5619 Fix PR tree-optimization/23455
5620 Fix PR tree-optimization/35286
5621 Fix PR tree-optimization/35287
5622 * Makefile.in (OBJS-common): Remove tree-vn.o.
5623 (tree-vn.o): Remove.
5624 * dbgcnt.def: Add treepre_insert debug counter.
5625 * gcc/tree-flow.h (add_to_value): Updated for other changes.
5626 (debug_value_expressions): Ditto.
5627 (print_value_expressions): Ditto.
5628 * tree-pretty-print.c (dump_generic_node): Updated for
5629 VALUE_HANDLE removal.
5630 * tree-ssa-dom.c (record_equality): Ditto.
5631 (cprop_operand): Ditto.
5632 (lookup_avail_expr): Ditto.
5633 * tree-ssa-threadedge.c
5634 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
5635 (simplify_control_stmt_condition): Ditto.
5636 * tree.c (tree_code_size): Ditto.
5637 (tree_node_structure): Ditto.
5638 (iterative_hash_expr): Ditto.
5640 * tree.h (VALUE_HANDLE_ID): Ditto.
5641 (VALUE_HANDLE_EXPR_SET): Ditto.
5642 (struct tree_value_handle): Ditto.
5643 (union tree_node): Ditto.
5644 * treestruct.def: Ditto.
5645 * tree-vn.c: Removed.
5646 * tree-ssa-pre.c: Rewritten entirely.
5647 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
5648 (constant_value_ids): Ditto.
5649 (vn_nary_op_t): Moved to header.
5651 (vn_reference_op_t): Ditto
5652 (vn_reference_t): Ditto.
5653 (next_value_id): New variable.
5654 (VN_INFO): Add an assert.
5655 (vn_constant_eq): New function.
5656 (vn_constant_hash): Ditto.
5657 (get_or_alloc_constant_value_id): Ditto.
5658 (value_id_constant_p): Ditto.
5659 (vn_reference_compute_hash): De-staticify.
5660 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
5661 Disable some code with a FIXME. Remove VALUE_HANDLE use.
5662 (valueize_refs): Update opcode if it changes from ssa name to constant.
5663 (vn_reference_lookup_1): Add new argument.
5664 (vn_reference_lookup): Ditto.
5665 (vn_reference_lookup_pieces): New function.
5666 (vn_reference_insert): Add return type. Modify to deal with value ids.
5667 (vn_reference_insert_pieces): New function.
5668 (vn_nary_op_compute_hash): De-staticify.
5669 (vn_nary_op_eq): Ditto.
5670 (vn_nary_op_lookup_pieces): New function.
5671 (vn_nary_op_lookup): Add new argument.
5672 (vn_nary_op_insert_pieces): New function.
5673 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
5674 (vn_phi_insert): Ditto.
5675 (visit_unary_op): Update for callee changes.
5676 (visit_binary_op): Ditto.
5677 (visit_reference_op_load): Ditto.
5678 (visit_reference_op_store): Ditto.
5679 (init_scc_vn): Init next_value_id, constant_to_value_id and
5681 (free_scc_vn): Free them.
5682 (set_hashtable_value_ids): New function.
5683 (run_scc_vn): Use it.
5684 (get_max_value_id): New function.
5685 (get_next_value_id): Ditto.
5686 (expressions_equal_p): Moved from tree-vn.c
5687 (sort_vuses): Ditto.
5688 (sort_vuses_heap): Ditto.
5689 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
5691 * tree.c (iterative_hash_hashval_t): Made non-static
5692 * tree.h (iterative_hash_hashval_t): Declare it.
5694 2008-07-08 Martin Jambor <mjambor@suse.cz>
5696 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
5697 instead of ipa_create_node_params.
5698 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
5699 ipa_check_create_edge_args, free them with
5700 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
5702 * ipa-prop.c: Include flags.h and tree-inline.h.
5703 (ipa_node_params_vector): New variable.
5704 (ipa_edge_args_vector): New variable.
5705 (edge_removal_hook_holder): New variable.
5706 (node_removal_hook_holder): New variable.
5707 (edge_duplication_hook_holder): New variable.
5708 (node_duplication_hook_holder): New variable.
5709 (ipa_detect_param_modifications): Check for presence of modified flags.
5710 (ipa_compute_jump_functions): Check for presence of jump functions.
5711 (ipa_free_edge_args_substructures): New function.
5712 (ipa_create_node_params): Removed.
5713 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
5714 (ipa_free_node_params_substructures): New function.
5715 (ipa_free_all_node_params): Changed to deallocate the on-the-side
5717 (ipa_edge_removal_hook): New function.
5718 (ipa_node_removal_hook): New function.
5719 (duplicate_array): New function.
5720 (ipa_edge_duplication_hook): New function.
5721 (ipa_node_duplication_hook): New function.
5722 (ipa_register_cgraph_hooks): New function.
5723 (ipa_unregister_cgraph_hooks): New function.
5724 (free_all_ipa_structures_after_ipa_cp): New function.
5726 * ipa-prop.h: Include vec.h.
5727 (ipa_node_params_t): New typedef with vector types for it.
5728 (ipa_edge_args_t): New typedef with vector types for it.
5729 (IPA_NODE_REF): Changed to access an on-the-side vector.
5730 (IPA_EDGE_REF): Changed to access an on-the-side vector.
5731 (ipa_check_create_node_params): New function.
5732 (ipa_check_create_edge_args): New function.
5734 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
5737 2008-07-07 Tom Tromey <tromey@redhat.com>
5739 * configure, config.in: Rebuilt.
5740 * configure.ac: Don't check for scandir or alphasort.
5742 2008-07-07 Joseph Myers <joseph@codesourcery.com>
5744 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
5745 types immediately after creating them.
5747 2008-07-07 Joseph Myers <joseph@codesourcery.com>
5749 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
5751 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
5753 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
5754 dump_constraint_graph.
5755 (dump_constraint_edge): New function.
5756 (dump_constraint_graph): New function.
5757 (debug_constraint_graph): New function.
5758 (dump_constraint): Removed useless comparison.
5759 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
5760 (dump_constraint_graph): Declare.
5761 (debug_constraint_graph): Declare.
5762 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
5764 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
5766 * config/i386/i386.c (is_va_list_char_pointer): New.
5767 (ix86_va_start): Replace compare with ms_va_list_type_node
5768 by is_va_list_char_pointer.
5769 (ix86_gimplify_va_arg): Likewise.
5771 2008-07-07 Martin Jambor <mjambor@suse.cz>
5773 * cgraph.c (cgraph_edge_max_uid): New variable.
5774 (struct cgraph_edge_hook_list): New type.
5775 (struct cgraph_node_hook_list): New type.
5776 (struct cgraph_2edge_hook_list): New type.
5777 (struct cgraph_2node_hook_list): New type.
5778 (first_cgraph_edge_removal_hook): New variable.
5779 (first_cgraph_node_removal_hook): New variable.
5780 (first_cgraph_edge_duplicated_hook): New variable.
5781 (first_cgraph_node_duplicated_hook): New variable.
5782 (cgraph_add_edge_removal_hook): New function.
5783 (cgraph_remove_edge_removal_hook): New function.
5784 (cgraph_call_edge_removal_hooks): New function.
5785 (cgraph_add_node_removal_hook): New function.
5786 (cgraph_remove_node_removal_hook): New function.
5787 (cgraph_call_node_removal_hooks): New function.
5788 (cgraph_add_edge_duplication_hook): New function.
5789 (cgraph_remove_edge_duplication_hook): New function.
5790 (cgraph_call_edge_duplication_hooks): New function.
5791 (cgraph_add_node_duplication_hook): New function.
5792 (cgraph_remove_node_duplication_hook): New function.
5793 (cgraph_call_node_duplication_hooks): New function.
5794 (cgraph_create_edge): Assign to edge uid.
5795 (cgraph_remove_edge): Call edge removal hooks.
5796 (cgraph_node_remove_callees): Call edge removal hooks.
5797 (cgraph_node_remove_callers): Call edge removal hooks.
5798 (cgraph_remove_node): Call node removal hooks.
5799 (cgraph_clone_edge): Call edge duplication hooks.
5800 (cgraph_clone_node): Call node duplication hooks.
5802 * cgraph.h (cgraph_edge): New field uid.
5803 (cgraph_edge_hook): New type.
5804 (cgraph_node_hook): New type.
5805 (cgraph_2edge_hook): New type.
5806 (cgraph_2node_hook): New type.
5808 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
5810 * config.in: Regenerate.
5812 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
5814 * gcc.c (print_sysroot): New.
5815 (option_map, display_help, process_command): Handle the
5816 -print-sysroot option.
5817 (main): Print the sysroot if requested.
5818 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
5820 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5823 * unwind-pe.h (size_of_encoded_value): add attribute unused.
5825 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
5827 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
5828 (assign_parm_setup_block_p): Also check mode of entry_parm.
5830 2008-07-07 Richard Guenther <rguenther@suse.de>
5832 * tree-ssa-structalias.h (set_used_smts): Remove.
5833 * tree-ssa-structalias.c (used_smts): Likewise.
5834 (set_used_smts): Likewise.
5835 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
5836 call to set_used_smts.
5838 2008-07-07 Richard Guenther <rguenther@suse.de>
5840 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
5841 (new_var_info): Set it to false.
5842 (solution_set_add): Correctly handle pointers outside a var and
5844 (type_safe): Treat variables with is_full_var properly.
5845 (do_sd_constraint): Likewise.
5846 (do_ds_constraint): Likewise.
5847 (process_constraint): Remove zeroing offset for !use_field_sensitive.
5848 (get_constraint_for_ptr_offset): New function.
5849 (get_constraint_for_component_ref): For addresses at least include
5850 the last field of the variable. Handle is_full_vars properly.
5851 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
5852 (handle_ptr_arith): Remove.
5853 (find_func_aliases): Simplify assignment handling.
5854 (create_function_info_for): For parameter and result varinfos set
5856 (create_variable_info_for): Set is_full_var flag whenever we
5857 just created a single varinfo for a decl.
5858 (init_alias_vars): Initialize use_field_sensitive from
5859 max-fields-for-field-sensitive parameter.
5861 2008-07-07 Richard Guenther <rguenther@suse.de>
5863 PR tree-optimization/36713
5864 * tree-flow-inline.h (is_call_used): New function.
5865 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
5866 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5867 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
5869 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5871 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
5873 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
5875 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
5877 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5878 Nathan Sidwell <nathan@codesourcery.com>
5880 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
5881 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
5883 * config/m68k/t-linux: New.
5884 * doc/install.texi: Document m68k-*-linux is now multilibbed by
5887 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
5889 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
5890 * config/m68k/m68k-devices.def: Remove multilibs that only differ
5893 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5895 * gcc.c (execute): Fix -Wc++-compat warning.
5897 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
5900 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
5901 constant for little endian.
5903 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
5905 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
5906 mips_base_mips16 instead of TARGET_MIPS16.
5907 (mips_base_mips16): Declare.
5908 * config/mips/mips.c (mips_base_mips16): Make global.
5909 (was_mips16_p): Remove GTY marker.
5910 (was_mips16_pch_p): New variable.
5911 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
5912 (mips_override_options): Force to non-MIPS16 mode initially.
5913 Do not complain about MIPS16 PIC incompatibilities here.
5914 Only allow -mgpopt if -mexplicit-relocs is in force for
5917 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
5919 * configure.ac: Check for caddr_t, define to char * if not defined.
5920 * configure: Regenerate.
5921 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
5922 (mmap_gt_pch_use_address): Likewise.
5923 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
5925 2008-07-06 Richard Guenther <rguenther@suse.de>
5927 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
5928 (new_var_info): Deal with it.
5929 (solution_set_add): Likewise.
5930 (bitpos_of_field): Make signed, fix.
5931 (struct fieldoff): Remove type and decl fields. Make size field
5932 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
5934 (fieldoff_compare): Deal with it.
5935 (push_fields_onto_fieldstack): Remove has_union argument, glob
5936 adjacent non-pointer fields together.
5937 (create_function_info_for): Do not set has_union.
5938 (create_variable_info_for): Simplify.
5940 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
5942 * config.gcc (extra_headers): Add cross-stdarg.h for target
5943 x86_64-*-* and i?86-*-*.
5944 * config/i386/cross-stdarg.h: New.
5945 * builtins.c (std_fn_abi_va_list): New.
5946 (std_canonical_va_list_type): New.
5947 (stabilize_va_list): Replace va_list_type_node use by
5948 mtarget.canonical_va_list_type.
5949 (gimplify_va_arg_expr): Likewise.
5950 (expand_builtin_va_copy): Replace va_list_type_node use by
5951 mtarget.fn_abi_va_list.
5952 * tree-sra.c (is_va_list_type): New helper.
5953 (decl_can_be_decomposed_p): Replace
5954 va_list_type_node use by is_va_list_type.
5955 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
5956 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5957 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
5958 * config/i386/i386-protos.h (ix86_get_valist_type): New.
5959 (ix86_enum_va_list): New.
5960 * config/i386/i386.c (sysv_va_list_type_node): New.
5961 (ms_va_list_type_node): New.
5962 (ix86_function_type_abi): Remove sorry.
5963 (ix86_build_builtin_va_list_abi): New.
5964 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
5966 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
5967 (ix86_init_builtins_va_builtins_abi): New.
5968 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
5970 (ix86_handle_abi_attribute): New.
5971 (attribute_spec): Add sysv_abi and ms_abi.
5972 (ix86_fn_abi_va_list): New.
5973 (ix86_canonical_va_list_type): New.
5974 (ix86_enum_va_list): New.
5975 (TARGET_FN_ABI_VA_LIST): New.
5976 (TARGET_CANONICAL_VA_LIST_TYPE): New.
5977 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
5978 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
5979 (TARGET_CANONICAL_VA_LIST_TYPE): New.
5980 (TARGET_ENUM_VA_LIST): New.
5981 * expr.h (std_fn_abi_va_list): New.
5982 (std_canonical_va_list_type): New.
5983 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
5984 (TARGET_CANONICAL_VA_LIST_TYPE): New.
5985 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
5986 TARGET_CANONICAL_VA_LIST_TYPE.
5987 * target.h (struct gcc_target): Add fn_abi_va_list hook
5988 and canonical_va_list_type hook.
5990 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5992 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
5993 integral and pointer types.
5995 2008-07-04 Roger Sayle <roger@eyesopen.com>
5997 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
5998 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
6000 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
6003 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
6005 2008-07-04 Jakub Jelinek <jakub@redhat.com>
6007 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
6008 build_gimple_modify_stmt.
6009 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
6010 gimple operand. Use fold_build* instead of build*.
6012 2008-07-04 Richard Guenther <rguenther@suse.de>
6014 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
6015 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
6016 properly to compute the reachability set if we do field-sensitive PTA.
6017 * invoke.texi (max-fields-for-field-sensitive): Document default.
6018 * opts.c (decode_options): Set max-fields-for-field-sensitive to
6019 100 for optimize >= 2.
6021 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6023 * ggc-zone.c (lookup_page_table_if_allocated,
6024 set_page_table_entry, zone_find_object_size, alloc_small_page,
6025 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
6026 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
6027 -Wc++-compat and/or -Wcast-qual warnings.
6029 2008-07-04 Alan Modra <amodra@bigpond.net.au>
6032 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
6033 pic_offset_table_rtx to be marked as used here.
6034 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
6035 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
6036 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
6037 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
6040 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6042 * alloc-pool.c (hash_descriptor, eq_descriptor,
6043 alloc_pool_descriptor): Fix -Wc++-compat warnings.
6044 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
6046 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
6047 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
6048 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
6049 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
6052 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
6054 * tree-flow.h (loop_only_exit_p): Declare.
6055 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
6056 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
6057 the number of iterations if it is constant. Otherwise, if this is the
6058 only possible exit of the loop, use the conservative estimate on the
6059 number of iterations of the entire loop if available.
6061 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
6063 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
6064 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
6065 Add synchronization functions.
6066 * config/sync.c: New file.
6067 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
6068 (LIBGCC_SYNC_CFLAGS): Likewise.
6070 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
6073 * config/i386/i386.md (mode): Add TF to "mode" attribute.
6074 (*pushtf_sse): New insn pattern.
6075 (pushtf splitters): New splitters.
6077 2008-07-03 Michael Meissner <gnu@the-meissners.org>
6080 * predict.c (build_predict_expr): Use void_type_node for the tree
6081 type, instead of NULL_TREE.
6083 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
6085 * config/i386/i386.c (contains_aligned_value_p): Return true
6087 (ix86_data_alignment): Align TCmode to 128bits.
6088 (ix86_local_alignment): Likewise.
6090 2008-07-03 Andrew Haley <aph@redhat.com>
6093 * vec.h (VEC_TA): New.
6094 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
6095 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
6096 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
6097 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
6098 (C_COMMON_FIXED_TYPES): Remove first arg.
6099 (C_COMMON_FIXED_MODE_TYPES): Likewise.
6100 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
6101 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
6102 not to use empty macro arguments.
6104 2008-07-02 Joseph Myers <joseph@codesourcery.com>
6106 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
6107 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
6108 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
6109 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
6110 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
6111 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
6112 config/ia64/crtn.asm, config/m68hc11/larith.asm,
6113 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
6114 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
6115 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
6116 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
6117 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
6118 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
6119 config/rs6000/e500crtres64gpr.asm,
6120 config/rs6000/e500crtres64gprctr.asm,
6121 config/rs6000/e500crtrest32gpr.asm,
6122 config/rs6000/e500crtrest64gpr.asm,
6123 config/rs6000/e500crtresx32gpr.asm,
6124 config/rs6000/e500crtresx64gpr.asm,
6125 config/rs6000/e500crtsav32gpr.asm,
6126 config/rs6000/e500crtsav64gpr.asm,
6127 config/rs6000/e500crtsav64gprctr.asm,
6128 config/rs6000/e500crtsavg32gpr.asm,
6129 config/rs6000/e500crtsavg64gpr.asm,
6130 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
6131 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
6132 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
6133 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
6134 config/sparc/sol2-cn.asm: Remove .file directives.
6136 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
6138 * resource.c (mark_referenced_resources): Look inside
6139 UNSPEC_VOLATILEs and ASM_INPUTs.
6141 2008-07-02 Ian Lance Taylor <iant@google.com>
6143 * rtlanal.c (add_reg_note): New function.
6144 * rtl.h (add_reg_note): Declare.
6145 * auto-inc-dec.c (attempt_change): Use add_reg_note.
6146 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
6147 * builtins.c (expand_builtin_longjmp): Likewise.
6148 (expand_builtin_nonlocal_goto): Likewise.
6149 * calls.c (emit_call_1, expand_call): Likewise.
6150 * cfgexpand.c (add_reg_br_prob_note): Likewise.
6151 * cfglayout.c (fixup_reorder_chain): Likewise.
6152 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
6153 (commit_one_edge_insertion): Likewise.
6154 * combine.c (move_deaths, distribute_notes): Likewise.
6155 * df-problems.c (df_set_note): Likewise.
6156 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
6157 (set_unique_reg_note): Likewise.
6158 (emit_copy_of_insn_after): Likewise.
6159 * expr.c (expand_expr_real): Likewise.
6160 * gcse.c (add_label_notes): Likewise.
6161 * haifa-sched.c (create_check_block_twin): Likewise.
6162 * jump.c (mark_jump_label_1): Likewise.
6163 * loop-doloop.c (add_test, doloop_modify): Likewise.
6164 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6165 * lower-subreg.c (move_eh_region_note): Likewise.
6166 * optabs.c (emit_libcall_block): Likewise.
6167 * predict.c (predict_insn): Likewise.
6168 (combine_predictions_for_insn): Likewise.
6169 * recog.c (peephole2_optimize): Likewise.
6170 * regmove.c (try_auto_increment): Likewise.
6171 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
6172 * reload.c (find_reloads): Likewise.
6173 * reload1.c (fixup_eh_region_note): Likewise.
6174 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
6175 * reorg.c (delete_prior_computation): Likewise.
6176 (delete_computation, dbr_schedule): Likewise.
6177 * config/pa/pa.c (legitimize_pic_address): Likewise.
6178 * config/sh/sh.c (sh_reorg): Likewise.
6180 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
6183 * config/libgcc-glibc.ver: Add %exclude.
6184 * config/m32r/libgcc-glibc.ver: Likwise.
6185 * config/s390/libgcc-glibc.ver: Likwise.
6186 * config/sh/libgcc-glibc.ver: Likwise.
6187 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
6189 * config/i386/libgcc-glibc.ver: New.
6191 * config/i386/libgcc-x86_64-glibc.ver: Removed.
6193 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
6195 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
6196 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
6197 i[34567]86-*-linux*, x86_64-*-linux*. Add
6198 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
6199 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
6200 x86_64-*-linux*. Add i386/t-linux to tmake_file for
6201 i[34567]86-*-linux*, x86_64-*-linux*.
6203 * libgcc-std.ver: Add empty GCC_4.4.0.
6205 * mkmap-symver.awk: Support multiple versions per symbol.
6207 * config/i386/i386.c (ix86_init_builtins): Always define
6208 __builtin_fabsq and __builtin_copysignq with fallbacks.
6209 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
6210 and __builtin_copysignq if SSE2 isn't available.
6212 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
6213 (LIBGCC2_TF_CEXT): Likwise.
6216 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
6218 * config/i386/sfp-machine.h: Moved to libgcc.
6220 * config/i386/sfp-machine.h: New.
6221 * config/i386/t-linux: Likwise.
6223 * config/i386/t-darwin: Remove softfp_wrap_start and
6225 * config/i386/t-darwin64: Likewise.
6227 * config/i386/t-fprules-softfp64: Renamed to ...
6228 * config/i386/t-fprules-softfp: This.
6230 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
6231 and softfp_wrap_end.
6233 2008-07-02 Jason Merrill <jason@redhat.com>
6235 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
6237 * tree.c (ctor_to_list): New fn.
6238 * tree.h: Declare it.
6239 (CONSTRUCTOR_ELT): New macro.
6240 (CONSTRUCTOR_NELTS): New macro.
6242 2008-07-02 Richard Guenther <rguenther@suse.de>
6244 * tree-ssa-structalias.c (struct variable_info): Reorder
6245 to fill padding on 64bit hosts. Make collapsed_to an int.
6246 (get_varinfo_fc): Deal with that.
6247 (new_var_info): Likewise.
6248 (collapse_rest_of_var): Likewise.
6250 2008-07-02 Joshua Sumali <jsumali@redhat.com>
6252 * doc/install.texi (--enable-java-home): Document.
6253 (--enable-aot-compile-rpm): Likewise.
6254 (--with-arch-directory): Likewise.
6255 (--with-os-directory): Likewise.
6256 (--with-origin-name): Likewise.
6257 (--with-arch-suffix): Likewise.
6258 (--with-jvm-root-dir): Likewise.
6259 (--with-jvm-jar-dir): Likewise.
6260 (--with-python-dir): Likewise.
6262 2008-07-02 Richard Guenther <rguenther@suse.de>
6264 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
6265 from decls explicitly. Merge operand checking from tuples.
6267 2008-07-02 Martin Jambor <mjambor@suse.cz>
6269 * tree-switch-conversion.c: Included timevar.h which I forgot before.
6271 2008-07-02 Martin Jambor <mjambor@suse.cz>
6273 * tree-switch-conversion.c: Included timevar.h
6274 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
6276 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
6278 2008-07-02 Martin Jambor <mjambor@suse.cz>
6280 * tree-switch-conversion.c: Corrected various comments and
6282 (build_constructors): Fixed minor formatting mistakes.
6284 * invoke.texi (Optimize Options): Corrected the
6285 switch-conversion-max-branch-ratio parameter.
6287 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
6289 * final.c (asm_insn_count): Return zero for an empty asm body.
6291 2008-07-02 Richard Guenther <rguenther@suse.de>
6293 * bitmap.h (bitmap_set_bit): Return bool.
6294 (bitmap_clear_bit): Likewise.
6295 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
6296 write to the bitmap if it would.
6297 (bitmap_clear_bit): Likewise.
6298 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
6299 bitmap_set_bit return value.
6300 (add_pred_graph_edge): Likewise.
6301 (add_graph_edge): Likewise.
6302 (do_sd_constraint): Likewise.
6303 (do_ds_constraint): Likewise.
6305 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6307 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
6308 Fix -Wc++-compat and/or -Wcast-qual warnings.
6309 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
6310 gen_regparm_prefix): Likewise.
6311 * vmsdbgout.c (write_modbeg, lookup_filename,
6312 vmsdbgout_source_line, vmsdbgout_init): Likewise.
6314 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
6316 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
6317 defaults.h definition apply.
6319 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6321 * function.c (assign_parm_remove_parallels): New.
6322 (assign_parm_setup_block_p): Do not return true for non-BLKmode
6324 (assign_parm_setup_block): Do not handle them.
6325 (assign_parm_setup_reg, assign_parm_setup_stack): Call
6326 assign_parm_remove_parallels.
6328 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6330 * c-typeck.c (convert_for_assignment): Use
6331 vector_targets_convertible_p.
6332 * c-common.c (vector_targets_convertible_p): New.
6333 * c-common.h (vector_targets_convertible_p): New prototype.
6334 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
6335 opaque_p_V2SI_type_node.
6337 2008-07-01 Steve Ellcey <sje@cup.hp.com>
6339 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
6342 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
6344 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
6345 TFmode constants via two element DImode vector for hosts with
6346 HOST_BITS_PER_WIDE_INT < 64.
6347 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
6348 also for HOST_BITS_PER_WIDE_INT < 64.
6350 2008-07-01 Richard Guenther <rguenther@suse.de>
6352 PR tree-optimization/36666
6353 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
6354 (get_constraint_exp_from_ssa_var): Split into ...
6355 (get_constraint_exp_for_temp): ... this ...
6356 (get_constraint_for_ssa_var): ... and that.
6357 Return constraint expressions for all touched sub-fields
6358 if the results address is not taken.
6359 (process_constraint): Remove assertion that aggregate
6360 assignments do not happen at this place.
6361 (get_constraint_for_component_ref): Add address_p argument.
6362 Return constraint expressions for all touched sub-fields
6363 if the results address is not taken.
6364 (do_deref): Use get_constraint_exp_for_temp.
6365 (get_constraint_for_1): Rename from ...
6366 (get_constraint_for): ... this. Add the old function as wrapper.
6367 (do_structure_copy): Use get_constraint_for_1.
6369 2008-07-01 Martin Jambor <mjambor@suse.cz>
6371 * Makefile.in (tree-switch-conversion.o): Add.
6372 (OBJS-common): Add tree-swtch-conversion.o.
6373 * passes.c (init_optimization_passes): Add pass_convert_switch.
6374 * tree-pass.h: (pass_convert_switch): Add.
6375 * tree-switch-conversion.c: New file.
6376 * gcc.dg/tree-ssa/cswtch.c: New testcase.
6377 * common.opt (ftree-cswtch): New option.
6378 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
6379 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
6380 * opts.c (decode_options): Set flag_tree_switch_conversion when
6381 optimization level is >= 2.
6382 * doc/invoke.texi (Optimize Options): Added description of
6383 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
6385 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6387 * config/darwin-driver.c (darwin_default_min_version): Fix
6388 -Wc++-compat warnings.
6390 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
6392 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
6395 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6397 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
6399 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6401 PR rtl-optimization/34744
6402 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
6403 (df_scan_free_internal): Free data structures not
6404 allocated in storage pools.
6405 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
6406 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
6407 df_scan_free_mws_vec.
6408 * dse.c (dse_step6): Free offset_map_p and offset_map_n
6411 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
6413 * config/i386/i386.c (contains_aligned_value_p): Return true
6415 (ix86_function_arg_boundary): Return its natural boundary
6417 (return_in_memory_32): Don't check TDmode.
6418 (ix86_split_to_parts): Support splitting into 4 parts and
6419 support TFmode for 32bit target.
6420 (ix86_split_long_move): Support splitting into 4 parts.
6421 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
6423 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
6424 (ix86_init_builtins): Here.
6425 (ix86_scalar_mode_supported_p): Always return true for TFmode.
6426 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
6427 'q' and 'w', respectively.
6429 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
6431 (movtf_internal): Likewise.
6432 (<code>tf2): Likewise.
6433 (*absnegtf2_sse): Likewise.
6434 (copysign<mode>3): Likewise.
6435 (copysign<mode>3_const): Likewise.
6436 (copysign<mode>3_var): Likewise.
6437 (define_split UNSPEC_COPYSIGN): Likewise.
6438 * config/i386/sse.md (*nandtf3): Likewise.
6439 (<code>tf3): Likewise.
6440 (*<code>tf3): Likewise.
6442 2008-06-30 Joey Ye <joey.ye@intel.com>
6443 H.J. Lu <hongjiu.lu@intel.com>
6445 * global.c (compute_regsets): Set frame_pointer_needed here.
6446 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
6448 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6450 * doc/install.texi (specific): Expand Windows build notes.
6452 2008-06-30 Ira Rosen <irar@il.ibm.com>
6454 PR tree-optimization/36648
6455 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
6456 number of prolog iterations by step. Fix the comment.
6458 2008-06-30 Richard Guenther <rguenther@suse.de>
6461 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
6462 handle calls from ECF_MALLOC functions.
6463 (handle_pure_call): ECF_MALLOC functions do not return
6465 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
6467 2008-06-29 Andreas Schwab <schwab@suse.de>
6469 * config/m68k/m68k.c (print_operand): Always print a float
6471 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
6472 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
6475 * config/rs6000/x-linux64: Remove never used file.
6477 2008-06-29 Richard Guenther <rguenther@suse.de>
6479 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
6481 (struct alias_info): Move ...
6482 * tree-ssa-alias.c: ... here.
6483 (update_alias_info): Declare.
6484 (compute_may_aliases): Call it.
6485 (update_alias_info): New function.
6486 * tree-ssa-structalias.c (update_alias_info): Move ...
6487 * tree-ssa-alias.c (update_alias_info_1): ... here.
6488 * tree-ssa-structalias.c (process_constraint_1): Remove
6489 unused from_call argument. Rename to ...
6490 (process_constraint): ... this. Delete old wrapper.
6491 (make_constraint_to): Adjust callers.
6492 (handle_const_call): Likewise.
6493 (handle_pure_call): Likewise.
6494 (init_base_vars): Likewise.
6495 (handle_lhs_call): Likewise. Remove unnecessary constraint.
6496 (find_func_aliases): We don't need structure copies for
6498 (make_constraint_from_anything): Remove.
6499 (create_variable_info_for): For globals make constraints
6500 from escaped, not from anything.
6501 (compute_points_to_sets): Do not call update_alias_info.
6502 (ipa_pta_execute): Use make_constraint_from.
6504 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6506 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
6507 (bitmap.o-warn, dominance.o-warn): New.
6508 * configure.ac (cxx_compat_warn): Delete.
6509 (loose_warn): Add -Wcast-qual and -Wc++-compat.
6510 * system.h: Remove #pragma diagnostic for -Wcast-qual and
6512 * configure: Regenerate.
6514 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
6517 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6519 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
6520 * df-scan.c (df_notes_rescan): Likewise.
6521 * ggc-page.c (set_page_table_entry): Likewise.
6522 * intl.c (gcc_gettext_width): Likewise.
6523 * varasm.c (get_unnamed_section, get_noswitch_section,
6524 get_section): Likewise.
6526 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
6528 * regrename.c (build_def_use): Don't copy RTX.
6530 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
6532 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
6533 (Type Attributes): Fix nesting of @table and @subsection. Adjust
6534 punctuation. Use @ref instead of @xref.
6535 (Function Names): Remove stray @display/@end display.
6536 (C++ Attributes): Use @ref instead of @xref.
6537 (Deprecated Features): Fix punctuation around @xref.
6538 (Backwards Compatibility): Likewise.
6539 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
6541 2008-06-28 Joseph Myers <joseph@codesourcery.com>
6543 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
6544 constants for E500 double.
6546 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6548 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
6549 element type of const_vector.
6551 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
6553 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
6554 Remove FLAGS_REG clobber from expander pattern.
6555 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
6556 (anddi3, andsi3, andhi3, andqi3): Ditto.
6557 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
6558 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
6559 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
6560 (ashlsi3, ashlhi3, ashlqi3): Ditto.
6561 (ashrsi3, ashrhi3, ashrqi3): Ditto.
6562 (lshrsi3, lshrhi3, lshrqi3): Ditto.
6563 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
6564 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
6566 2008-06-28 Richard Guenther <rguenther@suse.de>
6568 * tree-ssa-structalias.c (callused_id, var_callused,
6569 callused_tree): Add.
6570 (handle_pure_call): New function.
6571 (find_func_aliases): Call it.
6572 (find_what_p_points_to): Handle the call-used set.
6573 (clobber_what_escaped): Likewise.
6574 (compute_call_used_vars): New function.
6575 (init_base_vars): Init the call-used variable.
6576 (do_sd_constraint): Do not propagate the solution from CALLUSED
6577 but use CALLUSED as a placeholder.
6578 (solve_graph): Likewise.
6579 * tree-flow-inline.h (gimple_call_used_vars): New function.
6580 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
6581 (compute_call_used_vars): Declare.
6582 * tree-ssa-alias.c (set_initial_properties): Call
6583 compute_call_used_vars.
6584 (reset_alias_info): Clear call-used variables.
6585 (add_call_clobber_ops): Assert we are not called for const/pure
6586 functions. Remove handling of them.
6587 (add_call_read_ops): Handle pure functions by adding the
6588 call-used set of variables as VUSEs.
6589 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
6590 (delete_tree_ssa): Free it.
6591 * tree-dfa.c (remove_referenced_var): Clear the var from the
6594 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
6596 * tree.c (build_varargs_function_type_list): New.
6597 (build_function_type_list_1): New.
6598 (build_function_type_list): Use build_function_type_list_1.
6599 * tree.h (build_varargs_function_type_list): New.
6601 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6604 * config/spu/spu.c (spu_builtin_splats): Do not generate
6605 invalid CONST_VECTOR expressions.
6606 (spu_expand_vector_init): Likewise.
6608 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
6610 * optabs.c (libfunc_decls): New variable.
6611 (libfunc_decl_hash, libfunc_decl_eq): New functions.
6612 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
6613 for the same function twice.
6615 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
6617 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
6618 ix86_expand_binary_operator directly.
6619 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
6621 (*ashrti3_1): Ditto.
6622 (*lshrti3_1): Ditto.
6623 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
6624 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
6625 using only one splitter. Conditionaly execute splitter before or
6626 after peephole2 pass.
6627 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
6628 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
6629 Use only one alternative in asm template.
6630 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
6632 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
6633 "J" operand constraint for operand 2.
6634 (*ashldi3_cconly_rex64): Ditto.
6635 (*ashrdi3_cmp_rex64): Ditto.
6636 (*ashrdi3_cconly_rex64): Ditto.
6637 (*lshrdi3_cmp_rex64): Ditto.
6638 (*lshrdi3_cconly_rex64): Ditto.
6639 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
6640 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
6641 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
6644 2008-06-27 Jakub Jelinek <jakub@redhat.com>
6646 * gimplify.c (omp_is_private): Don't return true if decl is not
6647 already private on #pragma omp for or #pragma omp parallel for.
6650 * tree-cfg.c (struct move_stmt_d): Replace block field with
6651 orig_block and new_block fields.
6652 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
6653 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
6654 (move_block_to_fn): Replace vars_map and new_label_map arguments
6655 with struct move_stmt_d pointer.
6656 (replace_block_vars_by_duplicates): New function.
6657 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
6658 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
6659 all subblocks of ORIG_BLOCK to the new function. Call
6660 replace_block_vars_by_duplicates.
6661 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
6662 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
6663 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
6664 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
6665 (expand_omp): Temporarily set input_location to the location of
6666 region's controlling stmt.
6667 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
6668 BIND_EXPR, push ctx->block_vars and gimplification vars into
6669 the BIND_EXPR and its block's BLOCK_VARS instead of directly
6671 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
6672 there are any BLOCK_VARS.
6673 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
6674 OMP_PARALLEL or OMP_TASK stmt.
6675 (lower_omp): Save and restore input_location around the lower_omp_1
6678 2008-06-27 Richard Guenther <rguenther@suse.de>
6680 PR tree-optimization/36400
6681 PR tree-optimization/36373
6682 PR tree-optimization/36344
6683 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
6684 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
6685 (update_alias_info): Remove call clobbering code.
6686 (make_constraint_to): New helper function.
6687 (make_escape_constraint): Likewise.
6688 (handle_rhs_call): Use it on all pointer containing arguments.
6689 Also mark the static chain escaped.
6690 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
6691 instead of ANYTHING.
6692 (make_constraint_from): New helper split out from ...
6693 (make_constraint_from_anything): ... here.
6694 (find_func_aliases): Add constraints for escape sites.
6695 (intra_create_variable_infos): Make constraints from NONLOCAL
6697 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
6699 (clobber_what_p_points_to): Remove.
6700 (clobber_what_escaped): New function.
6701 (init_base_vars): Init NONLOCAL and ESCAPED.
6702 (do_sd_constraint): Do not propagate the solution from ESCAPED
6703 but use ESCAPED as a placeholder.
6704 (solve_graph): Likewise.
6705 * tree-flow.h (clobber_what_p_points_to): Remove.
6706 (clobber_what_escaped): Declare.
6707 * tree-ssa-alias.c (set_initial_properties): Call it.
6708 Remove code clobbering escaped pointers.
6710 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
6712 * function.c (allocate_struct_function): Only allocate a unique
6713 funcdef_no if the decl is nonzero.
6715 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
6717 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
6718 * config/mips/mips.c (mips_split_const_insns): New function.
6719 * config/mips/mips.md (move_type): New attribute.
6720 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
6721 (dword_mode): New attribute.
6722 (type): Avoid long line. Map "move_type"s to "type"s,
6723 choosing "multi" for doubleword moves if appropriate.
6724 Swap MTC/MFC comments to match their declaration order.
6725 (extended_mips16): Default to "yes" if "move_type" is "sll0",
6726 "type" is "branch" or "jal" is "direct".
6727 (length): Handle "extended_mips16" first. Make the default
6728 "0" for "ghost" instructions. Set the length from "move_type".
6729 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
6730 of "type", with "sll0" for the register alternative. Remove the
6731 "extended_mips16" attribute.
6732 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
6733 of "type", with "shift_shift" for the register alternative.
6734 Remove the "length" attribute.
6735 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
6736 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
6737 of "type", with "andi" for the register alternative.
6738 (*zero_extendqihi2): Likewise.
6739 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
6740 of "andi" instead of a "type" of "arith".
6741 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
6743 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
6744 (mov_<store>r, *mov<mode>_ra): Likewise.
6745 (extendsidi2): Use "move_type" instead of "type", with "move"
6746 for the register alternative.
6747 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
6748 of "type", with "signext" for the register alternative.
6749 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
6750 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
6751 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
6752 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
6753 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
6754 (unnamed branch insn): Likewise.
6755 (*movdi_gp32_fp64): Fold into...
6756 (*movdi_32bit): ...here.
6757 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
6758 (*movdf_hardfloat): ...this new pattern.
6759 (*movdf_softfloat): Remove redundant FPR alternatives.
6760 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
6761 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
6762 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
6763 the "move" attribute.
6764 (*movdi_32bit): Use "move_type" instead of "type" and remove the
6765 "length" attribute. Use "fpload" and "fpstore" instead of "load"
6766 and "store" for COP loads and stores.
6767 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
6768 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
6769 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
6770 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
6771 (*movtf_mips16, *movv2sf): Likewise.
6772 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
6773 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
6774 (mfhc1<mode>): Use "move_type" instead of "move".
6775 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
6776 (loadgp_blockage): Remove the "length" attribute.
6777 (blockage, set_got_version, update_got_version): Likewise.
6778 (call_internal): Remove the "extended_mips16" attribute.
6779 (call_value_internal, call_value_multiple_internal): Likewise.
6780 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
6782 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
6783 the "length" attribute.
6785 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6787 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
6788 -Wcast-qual warnings.
6789 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
6790 handle_pragma_pop_macro): Likewise.
6791 * collect2.c (resolve_lib_name): Likewise.
6792 * config/arc/arc.c (arc_init): Likewise.
6793 * config/arm/arm.c (neon_builtin_compare,
6794 locate_neon_builtin_icode): Likewise.
6795 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
6796 * config/bfin/bfin.c (bfin_init_machine_status,
6797 bfin_optimize_loop): Likewise.
6798 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
6799 * config/cris/cris.c (cris_init_expanders): Likewise.
6800 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
6801 * config/darwin.c (machopic_indirection_eq,
6802 machopic_indirection_name, machopic_output_indirection): Likewise.
6803 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
6804 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
6805 frv_optimize_membar): Likewise.
6806 * config/i386/cygwin.h (mingw_scan,
6807 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
6808 * config/i386/cygwin1.c (mingw_scan): Likewise.
6809 * config/i386/i386.c (machopic_output_stub): Likewise.
6810 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
6811 i386_pe_unique_section): Likewise.
6812 * config/ia64/ia64.c (ia64_init_machine_status,
6813 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
6815 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
6816 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
6817 * config/m68k/m68k.c (m68k_handle_option,
6818 m68k_sched_md_init_global): Likewise.
6819 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
6820 mcore_unique_section): Likewise.
6821 * config/mips/mips.c (mips_block_move_straight,
6822 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
6824 * config/mmix/mmix.c (mmix_init_machine_status,
6825 mmix_encode_section_info): Likewise.
6826 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
6827 * config/rs6000/rs6000.c (rs6000_init_machine_status,
6828 print_operand_address, output_toc, redefine_groups,
6829 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
6830 * config/s390/s390.c (s390_init_machine_status): Likewise.
6831 * config/score/score.c (score_block_move_straight,
6832 score_block_move_loop_body): Likewise.
6833 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
6834 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
6835 * emit-rtl.c (find_auto_inc): Likewise.
6836 * gcc.c (translate_options, process_command): Likewise.
6837 * reorg.c (dbr_schedule): Likewise.
6838 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
6839 * xcoffout.c (xcoffout_declare_function): Likewise.
6841 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
6843 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
6844 ipa-pta working again.
6846 2008-06-27 David Edelsohn <edelsohn@gnu.org>
6848 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
6851 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
6853 * config.gcc (powerpc*-*-*): Add new core e500mc.
6854 * config/rs6000/e500mc.md: New file.
6855 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6857 (rs6000_override_options): Add e500mc case to
6858 processor_target_table. Altivec and Spe options not allowed
6859 with e500mc. Add isel instruction to e500mc by
6860 default. Initialize rs6000_cost for e500mc.
6861 (rs6000_issue_rate): Set issue rate for e500mc.
6862 * config/rs6000/rs6000.h (processor_type): Add
6863 PROCESSOR_PPCE500MC.
6864 (ASM_CPU_SPEC): Add e500mc.
6865 Set TARGET_ISEL to rs6000_isel.
6866 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
6867 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
6868 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
6870 * doc/invoke.texi: Add e500mc to list of cpus.
6872 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6875 * c-lex.c (lex_charconst): Initialize unsignedp.
6877 2008-06-27 Olivier Hainque <hainque@adacore.com>
6879 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
6880 documented assumptions.
6882 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
6884 * dwarf2out.c: Remove trailing white spaces. Break long line
6887 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
6889 * libfuncs.h (LTI_synchronize): New libfunc_index.
6890 (synchronize_libfunc): Declare.
6891 * builtins.c (expand_builtin_synchronize): Consider using
6892 synchronize_libfunc before falling back on an asm blockage.
6893 * config/mips/mips.c: Include libfuncs.h
6894 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
6896 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
6898 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
6899 parameter. Copy stack_reg to r11 where appropriate.
6900 (no_global_regs_above): Add gpr parameter.
6901 (rs6000_stack_info): Only add padding for SPE save area if we
6902 are saving SPE GPRs and CR.
6903 (saveres_routine_syms): New variable.
6904 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
6906 (rs6000_savres_routine_sym): New function.
6907 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
6909 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
6910 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
6911 Tweak FPR out-of-line saving.
6912 (rs6000_make_savres_rtx): New function.
6913 (rs6000_use_multiple_p): New function.
6914 (rs6000_savres_strategy): New function.
6915 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
6916 out-of-line if appropriate.
6917 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
6918 if we are optimizing for size.
6919 (GP_SAVE_INLINE): Define.
6920 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
6921 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
6922 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
6923 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
6924 (*save_fpregs_<mode>): Add use of r11.
6925 (*restore_gpregs_<mode>): New insn.
6926 (*return_and_restore_gpregs_<mode>): New insn.
6927 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
6929 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
6930 (*restore_gpregs_spe): New insn.
6931 (*return_and_restore_gpregs_spe): New insn.
6932 * config/rs6000/predicates.md (save_world_operation): Fix check.
6934 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
6936 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
6937 this point, so assert that.
6939 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
6941 * cfganal.c: Include vec.h and vecprim.h.
6942 (compute_idf): Import from...
6943 * tree-into-ssa (compute_idf): ...here.
6944 * basic-block.h (compute_idf): Export.
6946 2008-06-26 Joseph Myers <joseph@codesourcery.com>
6948 * c-decl.c (merge_decls): Use !current_function_decl to check for
6949 extern declaration of C99 inline function being at file scope.
6951 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
6953 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
6955 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6957 * alias.c (record_alias_subset, init_alias_analysis): Fix
6958 -Wc++-compat and/or -Wcast-qual warnings.
6959 * attribs.c (lookup_attribute_spec): Likewise.
6960 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
6961 copy_bb, connect_traces,
6962 find_rarely_executed_basic_blocks_and_cr): Likewise.
6963 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
6964 note_btr_set, migrate_btr_defs): Likewise.
6965 * builtins.c (result_vector, expand_builtin_memcpy,
6966 expand_builtin_mempcpy_args, expand_builtin_strncpy,
6967 builtin_memset_read_str, expand_builtin_printf,
6968 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
6970 * caller-save.c (mark_set_regs): Likewise.
6971 * calls.c (expand_call, emit_library_call_value_1): Likewise.
6972 * cgraph.c (cgraph_edge): Likewise.
6973 * combine.c (likely_spilled_retval_1): Likewise.
6974 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
6975 htab_counts_entry_del, get_coverage_counts): Likewise.
6976 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
6977 new_cselib_val): Likewise.
6978 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
6979 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
6981 * df-core.c (df_compact_blocks): Likewise.
6982 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
6983 * df-scan.c (df_grow_reg_info, df_ref_create,
6984 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
6985 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
6986 df_record_entry_block_defs, df_record_exit_block_uses,
6987 df_bb_verify): Likewise.
6988 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
6989 DF_REF_EXTRACT_MODE_CONST): New.
6990 * dominance.c (get_immediate_dominator, get_dominated_by,
6991 nearest_common_dominator, root_of_dom_tree,
6992 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
6993 -Wc++-compat and/or -Wcast-qual warnings.
6994 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
6995 record_store, replace_read, check_mem_read_rtx, scan_insn,
6996 dse_step1, dse_record_singleton_alias_set): Likewise.
6997 * dwarf2asm.c (dw2_force_const_mem): Likewise.
6999 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7001 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
7002 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
7003 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
7004 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
7005 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
7006 add_ranges_num, add_ranges_by_labels, file_info_cmp,
7007 file_name_acquire, output_file_names, add_const_value_attribute,
7008 premark_used_types_helper, file_table_eq, file_table_hash,
7009 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
7010 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
7011 -Wcast-qual warnings.
7012 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
7013 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
7014 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
7015 gen_reg_rtx, start_sequence, init_emit): Likewise.
7016 * et-forest.c (et_new_occ, et_new_tree): Likewise.
7017 * except.c (init_eh_for_function, gen_eh_region,
7018 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
7019 arh_to_landing_pad, arh_to_label, add_action_record,
7020 add_call_site, switch_to_exception_section): Likewise.
7021 * expmed.c (synth_mult): Likewise.
7022 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
7023 store_expr): Likewise.
7024 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
7026 * function.c (assign_stack_temp_for_type,
7027 allocate_struct_function, match_asm_constraints_1): Likewise.
7028 * gcov-io.c (gcov_allocate): Likewise.
7029 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
7030 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
7031 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
7032 record_one_set, insert_expr_in_table, insert_set_in_table,
7033 dump_hash_table, compute_hash_table_work, alloc_hash_table,
7034 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
7035 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
7036 -Wcast-qual warnings.
7038 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7040 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
7041 -Wcast-qual warnings.
7042 * gcc.c (process_command): Likewise.
7043 * genattrtab.c (oballoc): Use XOBNEW.
7044 (oballocvec): Define.
7045 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
7046 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
7047 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
7048 -Wc++-compat and/or -Wcast-qual warnings.
7049 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
7050 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
7051 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
7052 gen_presence_absence_set, gen_automaton, gen_regexp_el,
7053 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
7054 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
7055 add_excls, process_presence_absence_names,
7056 process_presence_absence_patterns, add_presence_absence,
7057 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
7058 get_free_state, add_arc, get_free_automata_list_el,
7059 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
7060 transform_3, cache_presence, create_ainsns, create_automata,
7061 create_state_ainsn_table, dfa_insn_code_enlarge,
7062 output_trans_func, output_min_issue_delay_func,
7063 output_dead_lock_func, output_reset_func,
7064 output_get_cpu_unit_code_func, output_dfa_start_func,
7065 expand_automata): Likewise.
7066 * genextract.c (gen_insn): Likewise.
7067 * gengtype-lex.l: Likewise.
7068 * gengtype.c (read_input_list, adjust_field_type,
7069 process_gc_options): Likewise.
7070 * genoutput.c (note_constraint): Likewise.
7071 * genpreds.c (mangle, add_constraint): Likewise.
7072 * genrecog.c (process_define_predicate, new_decision,
7073 add_to_sequence): Likewise.
7074 * gensupport.c (record_insn_name): Likewise.
7076 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7078 * config/i386/driver-i386.c (detect_caches_amd,
7079 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
7080 and/or -Wcast-qual warnings.
7081 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
7082 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
7083 gt_pch_save): Likewise.
7084 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
7085 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
7086 * global.c (compute_regsets): Likewise.
7087 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
7088 finish_graph_dump_file): Likewise.
7089 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
7090 unlink_bb_notes): Likewise.
7091 * integrate.c (get_hard_reg_initial_val): Likewise.
7092 * ipa-prop.c (ipa_push_func_to_list): Likewise.
7093 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
7094 * local-alloc.c (update_equiv_regs): Likewise.
7095 * loop-invariant.c (check_invariant_table_size,
7096 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
7098 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
7099 altered_reg_used, mark_altered): Likewise.
7100 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
7101 insert_var_expansion_initialization,
7102 combine_var_copies_in_loop_exit, apply_opt_in_copies,
7103 release_var_copies): Likewise.
7104 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
7105 analyze_matrix_decl, add_allocation_site, analyze_transpose,
7106 analyze_accesses_for_phi_node, check_var_notmodified_p,
7107 check_allocation_function, find_sites_in_func,
7108 record_all_accesses_in_func, transform_access_sites,
7109 transform_allocation_sites): Likewise.
7110 * omp-low.c (new_omp_region, create_omp_child_function_name,
7111 check_omp_nesting_restrictions, check_combined_parallel,
7112 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
7113 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
7114 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7115 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
7117 * opts-common.c (prune_options): Likewise.
7118 * opts.c (add_input_filename, print_filtered_help,
7119 get_option_state): Likewise.
7120 * params.c (add_params): Likewise.
7121 * passes.c (set_pass_for_id, next_pass_1,
7122 do_per_function_toporder, pass_fini_dump_file): Likewise.
7123 * postreload.c (reload_cse_simplify_operands): Likewise.
7124 * predict.c (tree_predicted_by_p, tree_predict_edge,
7125 clear_bb_predictions, combine_predictions_for_bb): Likewise.
7127 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7129 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
7131 * recog.c (check_asm_operands, validate_change_1): Likewise.
7132 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
7133 subst_asm_stack_regs): Likewise.
7134 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
7135 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
7136 * regmove.c (reg_is_remote_constant_p): Likewise.
7137 * regrename.c (regrename_optimize, scan_rtx_reg,
7138 kill_clobbered_value, kill_set_value, kill_autoinc_value):
7140 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
7141 regstat_compute_calls_crossed): Likewise.
7142 * reload1.c (init_reload, new_insn_chain,
7143 has_nonexceptional_receiver, reload, copy_reloads,
7144 calculate_needs_all_insns, init_elim_table): Likewise.
7145 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
7146 * rtl.c (shallow_copy_rtx_stat): Likewise.
7147 * rtlanal.c (parms_set): Likewise.
7148 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
7149 sbitmap_resize, sbitmap_vector_alloc): Likewise.
7150 * sched-ebb.c (earliest_block_with_similiar_load,
7151 add_deps_for_risky_insns): Likewise.
7152 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
7153 schedule_region): Likewise.
7154 * see.c (eq_descriptor_pre_extension,
7155 hash_descriptor_pre_extension, hash_del_pre_extension,
7156 eq_descriptor_properties, hash_descriptor_properties,
7157 hash_del_properties, see_seek_pre_extension_expr,
7158 see_initialize_data_structures, see_print_register_properties,
7159 see_print_pre_extension_expr, see_delete_merged_def_extension,
7160 see_delete_unmerged_def_extension, see_emit_use_extension,
7161 see_pre_delete_extension, see_map_extension, see_commit_changes,
7162 see_analyze_merged_def_local_prop,
7163 see_analyze_merged_def_local_prop,
7164 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
7165 see_set_prop_merged_def, see_set_prop_unmerged_def,
7166 see_set_prop_unmerged_use, see_print_one_extension,
7167 see_merge_one_use_extension, see_merge_one_def_extension,
7168 see_store_reference_and_extension, see_update_uses_relevancy,
7169 see_update_defs_relevancy): Likewise.
7170 * statistics.c (hash_statistics_hash, hash_statistics_eq,
7171 hash_statistics_free, curr_statistics_hash): Likewise.
7172 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
7173 expand_asm_operands, expand_return, case_bit_test_cmp,
7174 expand_case): Likewise.
7175 * stor-layout.c (start_record_layout): Likewise.
7176 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
7177 gt_pch_save_stringpool): Likewise.
7178 * tree-data-ref.c (hash_stmt_vertex_info,
7179 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
7180 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
7182 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
7185 * config/i386/i386.md : Change constraints of HImode and QImode
7186 immediate operands from "i" to "n". Change SImode "ni" constraint to
7187 "i" and SImode "rmi" constraint to "g". Remove all constraints
7188 from const0_operand and const1_operand predicated operands.
7189 (i): Change QImode and HImode attribute from "i" to "n".
7190 (*subqi_2): Change HImode operands to QImode.
7193 2008-06-25 Olivier Hainque <hainque@adacore.com>
7195 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
7198 2008-06-25 Richard Guenther <rguenther@suse.de>
7200 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
7201 not overflow the result type.
7203 2008-06-25 Richard Guenther <rguenther@suse.de>
7205 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
7206 (vn_lookup): Likewise.
7208 2008-06-25 Richard Guenther <rguenther@suse.de>
7210 PR tree-optimization/35518
7211 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
7212 * tree-sra.c (instantiate_element): Use fold_build3 to build
7214 (try_instantiate_multiple_fields): Likewise.
7216 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7218 * config/rs6000/rs6000.md: Change all string instruction's clobber to
7221 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7223 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
7224 use_backchain_to_restore_sp to true
7225 if the offset of the link register save area would go over the 32k - 1
7226 offset limit of the load
7229 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
7231 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
7232 anchor for the type-punning blurb. Cross-reference "Structures
7233 unions enumerations and bit-fields implementation". Provide a
7234 cast-through-pointer example. Make final sentence self-contained.
7235 * doc/implement-c.texi (Structures unions enumerations and
7236 bit-fields implementation): Cross-reference the type-punning blurb
7237 in the -fstrict-aliasing documentation.
7239 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7242 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
7243 the memory instead of the memory itself for the save area.
7245 2008-06-24 Olivier Hainque <hainque@adacore.com>
7246 Nicolas Roche <roche@adacore.com>
7248 * gengtype.c (srcdir_len): size_t instead of int.
7249 (get_file_realbasename): New function. For F a filename, the real
7250 basename of F, with all the path components stripped.
7251 (get_file_srcdir_relative_path): New function. For F a filename, the
7252 relative path to F from $(srcdir).
7253 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
7254 get_file_realbasename. Adjust the head comment.
7255 (get_prefix_langdir_index): New function. For F a filename, return the
7256 lang_dir_names[] relative index of the language directory that is
7258 (get_file_langdir): For F a filename, return the name of the language
7259 directory where F is located.
7260 (get_file_gtfilename): New function. The gt- output file name for an
7262 (get_output_file_with_visibility): Replace in-line computations with
7263 uses of get_file_gtfilename and get_prefix_langdir_index.
7264 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
7266 2008-06-24 Jakub Jelinek <jakub@redhat.com>
7268 PR tree-optimization/36504
7269 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
7270 references without base address.
7272 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
7275 * calls.c (expand_call): Increase alignment for recursive functions.
7277 2008-06-23 Anatoly Sokolov <aesok@post.ru>
7279 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
7280 (TARGET_FUNCTION_VALUE): New define.
7281 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
7282 * config/avr/avr.h (FUNCTION_VALUE): Remove.
7284 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
7286 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
7287 (fmod<mode>3): Ditto.
7288 (remainderxf3): Ditto.
7289 (remainder<mode>3): Ditto.
7291 2008-06-23 Jakub Jelinek <jakub@redhat.com>
7294 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
7295 REG is a hard register.
7297 PR tree-optimization/36508
7298 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
7299 499, don't check it at all in release compilers.
7301 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
7303 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
7304 together with SSE_TARGET_MATH to disable insn pattern.
7305 (*fop_<MODEF:mode>_2_i387): Ditto.
7306 (*fop_<MODEF:mode>_3_i387): Ditto.
7308 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
7310 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
7312 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7315 * gimplify.c (gimplify_asm_expr): Check the return code of
7316 parse_output_constraint call, set function return and is_inout
7319 2008-06-22 Ian Lance Taylor <iant@google.com>
7321 * c-lex.c (narrowest_unsigned_type): Change itk to int.
7322 (narrowest_signed_type): Likewise.
7323 * c-typeck.c (c_common_type): Change local variable mclass to enum
7325 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
7326 tcc_comparison, not the tree code itself.
7327 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
7328 (c_expand_expr): Cast modifier to enum expand_modifier.
7329 * c-common.h (C_RID_CODE): Add casts.
7330 (C_SET_RID_CODE): Define.
7331 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
7332 (c_lex_one_token): Add cast to avoid warning.
7333 (c_parser_objc_type_name): Rename local typename to type_name.
7334 (check_no_duplicate_clause): Change code parameter to enum
7336 (c_parser_omp_var_list_parens): Change kind parameter to enum
7338 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
7339 c_parser_omp_list_var_parens.
7340 (c_parser_omp_threadprivate): Likewise.
7341 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
7342 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
7343 * c-format.c (NO_FMT): Define.
7344 (printf_length_specs): Use NO_FMT.
7345 (asm_fprintf_length_specs): Likewise.
7346 (gcc_diag_length_specs): Likewise.
7347 (scanf_length_specs): Likewise.
7348 (strfmon_length_specs): Likewise.
7349 (gcc_gfc_length_specs): Likewise.
7350 (printf_flag_specs): Change 0 to STD_C89.
7351 (asm_fprintf_flag_specs): Likewise.
7352 (gcc_diag_flag_specs): Likewise.
7353 (gcc_cxxdiag_flag_specs): Likewise.
7354 (scanf_flag_specs): Likewise.
7355 (strftime_flag_specs): Likewise.
7356 (strfmon_flag_specs): Likewise.
7357 (print_char_table): Likewise.
7358 (asm_fprintf_char_table): Likewise.
7359 (gcc_diag_char_table): Likewise.
7360 (gcc_tdiag_char_table): Likewise.
7361 (gcc_cdiag_char_table): Likewise.
7362 (gcc_cxxdiag_char_table): Likewise.
7363 (gcc_gfc_char_table): Likewise.
7364 (scan_char_table): Likewise.
7365 (time_char_table): Likewis.
7366 (monetary_char_table): Likewise.
7367 * c-format.h (BADLEN): Likewise.
7369 2008-06-21 Ian Lance Taylor <iant@google.com>
7371 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
7372 Define END_OF_BASE_TREE_CODES around inclusion.
7373 * tree.c (tree_code_type): New global array.
7374 (tree_code_length, tree_code_name): Likewise.
7375 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
7377 (all-tree.def, s-alltree): New targets.
7378 (gencheck.h, s-gencheck): Remove.
7379 (tree.o): Depend upon all-tree.def.
7380 (build/gencheck.o): Remove gencheck.h dependency.
7381 (mostlyclean): Don't remove gencheck.h.
7382 * c-common.h (enum c_tree_code): Remove.
7383 * c-lang.c (tree_code_type): Remove.
7384 (tree_code_length, tree_code_name): Remove.
7385 * gencheck.c (tree_codes): Include all-tree.def, rather than
7386 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
7388 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
7390 * cp/cp-tree.h (enum cplus_tree_code): Remove.
7391 (operator_name_info): Size to MAX_TREE_CODES.
7392 (assignment_operator_name_info): Likewise.
7393 * cp/cp-lang.c (tree_code_type): Remove.
7394 (tree_code_length, tree_code_name): Remove.
7395 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
7396 (assignment_operator_name_info): Likewise.
7397 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
7399 * cp/mangle.c (write_expression): Likewise.
7400 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
7401 * fortran/f95-lang.c (tree_code_type): Remove.
7402 (tree_code_length, tree_code_name): Remove.
7403 * java/java-tree.h (enum java_tree_code): Remove.
7404 * java/lang.c (tree_code_type): Remove.
7405 (tree_code_length, tree_code_name): Remove.
7406 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
7407 * objc/objc-act.h (enum objc_tree_code): Remove.
7408 * objc/objc-lang.c (tree_code_type): Remove.
7409 (tree_code_length, tree_code_name): Remove.
7410 * objcp/objcp-lang.c (tree_code_type): Remove.
7411 (tree_code_length, tree_code_name): Remove.
7412 * ada/ada-tree.h (enum gnat_tree_code): Remove.
7413 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
7414 * ada/misc.c (tree_code_type): Remove.
7415 (tree_code_length, tree_code_name): Remove.
7417 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
7419 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
7420 the grand_bitmap_obstack.
7422 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7424 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
7425 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
7426 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
7427 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
7428 move_stmt_r, new_label_mapper): Likewise.
7429 * tree-complex.c (cvc_lookup): Likewise.
7430 * tree-dfa.c (create_function_ann): Likewise.
7431 * tree-dump.c (dump_register): Likewise.
7432 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
7433 find_phi_replacement_condition): Likewise.
7434 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
7435 tree_function_versioning): Likewise.
7436 * tree-into-ssa.c (cmp_dfsnum): Likewise.
7437 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
7438 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
7439 get_nonlocal_debug_decl, convert_nonlocal_reference,
7440 convert_nonlocal_omp_clauses, get_local_debug_decl,
7441 convert_local_reference, convert_local_omp_clauses,
7442 convert_nl_goto_reference, convert_nl_goto_receiver,
7443 convert_tramp_reference, convert_call_expr): Likewise.
7444 * tree-outof-ssa.c (contains_tree_r): Likewise.
7445 * tree-parloops.c (reduction_phi, initialize_reductions,
7446 eliminate_local_variables_1, add_field_for_reduction,
7447 add_field_for_name, create_phi_for_local_result,
7448 create_call_for_reduction_1, create_loads_for_reductions,
7449 create_stores_for_reduction, create_loads_and_stores_for_name):
7451 * tree-phinodes.c (allocate_phi_node): Likewise.
7452 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
7453 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
7454 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
7455 * tree-ssa-coalesce.c (compare_pairs): Likewise.
7456 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
7457 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
7458 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
7459 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
7460 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
7461 vn_nary_op_insert): Likewise.
7462 * tree-ssa.c (redirect_edge_var_map_add,
7463 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
7464 * tree-vectorizer.c (vectorize_loops): Likewise.
7465 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
7466 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
7467 tree_cons_stat, build1_stat, build_variant_type_copy,
7468 decl_init_priority_lookup, decl_fini_priority_lookup,
7469 decl_priority_info, decl_restrict_base_lookup,
7470 decl_restrict_base_insert, decl_debug_expr_lookup,
7471 decl_debug_expr_insert, decl_value_expr_lookup,
7472 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
7473 type_hash_add, get_file_function_name, tree_check_failed,
7474 tree_not_check_failed, tree_range_check_failed,
7475 omp_clause_range_check_failed, build_omp_clause,
7476 build_vl_exp_stat): Likewise.
7477 * value-prof.c (gimple_histogram_value,
7478 gimple_duplicate_stmt_histograms): Likewise.
7479 * var-tracking.c (attrs_list_insert, attrs_list_copy,
7480 unshare_variable, variable_union_info_cmp_pos, variable_union,
7481 dataflow_set_different_1, dataflow_set_different_2,
7482 vt_find_locations, variable_was_changed, set_variable_part,
7483 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
7484 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
7485 section_entry_hash, object_block_entry_eq,
7486 object_block_entry_hash, create_block_symbol,
7487 initialize_cold_section_name, default_function_rodata_section,
7488 strip_reg_name, set_user_assembler_name, const_desc_eq,
7489 build_constant_desc, output_constant_def, lookup_constant_def,
7490 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
7491 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
7492 default_internal_label): Likewise.
7493 * varray.c (varray_init, varray_grow): Likewise.
7494 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
7496 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
7498 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
7499 operators for "test" insn. Macroize insn using SWI mode macro.
7500 (*jcc_fused_2): Ditto.
7501 (*jcc_fused_3): Macroize insn using SWI mode macro.
7502 (*jcc_fused_4): Ditto.
7504 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
7506 * tree-ssa-pre.c: Fix typo in comment.
7507 (init_antic, fini_antic): Add explicit funtions for
7508 initializing and deinitializing ANTIC and AVAIL sets.
7509 (create_expression_by_pieces): Fix typo in comment.
7510 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
7511 (execute_pre): Eventually dump details about ANTIC_IN.
7513 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7515 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
7516 * gcc.c (translate_options, init_spec, store_arg, read_specs,
7517 add_to_obstack, file_at_path, find_a_file, execute,
7518 add_preprocessor_option, add_assembler_option, add_linker_option,
7519 process_command, insert_wrapper, do_option_spec, do_self_spec,
7520 spec_path, do_spec_1, is_directory, main, used_arg,
7521 getenv_spec_function): Likewise.
7522 * tlink.c (symbol_hash_lookup, file_hash_lookup,
7523 demangled_hash_lookup, symbol_push, file_push, frob_extension):
7526 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7528 * doc/rtl.texi: Updated subreg section.
7530 2008-06-19 Jakub Jelinek <jakub@redhat.com>
7533 * cgraphunit.c (cgraph_process_new_functions): Don't clear
7534 node->needed and node->reachable.
7535 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
7536 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
7537 (expand_task_call): Don't call expand_task_copyfn.
7538 (expand_task_copyfn): Renamed to...
7539 (finalize_task_copyfn): ... this.
7541 2008-06-19 Jan Hubicka <jh@suse.cz>
7543 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
7544 clobbering framepointer.
7546 2008-06-19 Jan Hubicka <jh@suse.cz>
7548 * tree-optimize.c (execute_early_local_optimizations): Set
7549 cgraph_state only at first invocation.
7551 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7553 * system.h (-Wc++-compat): Activate as a warning, no an error.
7555 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
7557 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
7558 instead of "#" in insn asm template.
7559 (*jcc_fused_2): Ditto.
7561 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
7563 * config/i386/i386.h (ix86_tune_indices)
7564 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
7565 (TARGET_FUSE_CMP_AND_BRANCH): New define.
7566 * config/i386/i386.md (*jcc_fused_1): New insn pattern
7567 (*jcc_fused_2): Ditto.
7568 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
7569 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
7570 (print operand): Handle 'E' and 'e' code.
7572 2008-06-19 Anatoly Sokolov <aesok@post.ru>
7574 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
7575 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7576 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7578 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
7580 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
7582 (cgraph_expand_function): Use local copy of decl.
7583 (cgraph_expand_all_functions): Remove redundant initialization of
7585 (cgraph_optimize): Reword internal_error message.
7587 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
7589 * arm-protos.h (arm_return_in_memory): Remove public
7590 arm_return_in_memory() prototype.
7591 * arm.c (arm_return_in_memory): Add static prototype, add target
7592 hook macro, change definition and comments.
7593 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
7595 2008-06-19 Ben Elliston <bje@au.ibm.com>
7597 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
7598 real.c: Remove references to IEEE 754R.
7599 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
7600 * doc/libgcc.texi (Decimal float library routines): Likewise.
7602 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7604 * targhooks.h (struct gcc_target): New member unwind_word_mode.
7605 (default_unwind_word_mode): Add prototype.
7606 * targhooks.c (default_unwind_word_mode): New function.
7607 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
7608 instead of word_mode.
7609 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
7610 (TARGET_INITIALIZER): Use it.
7612 * c-common.c (handle_mode_attribute): Support "unwind_word"
7614 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
7616 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
7617 word_mode to access SjLj_Function_Context member "data".
7618 (sjlj_emit_dispatch_table): Likewise. Also, perform type
7619 conversion from targetm.eh_return_filter_mode () to
7620 targetm.unwind_word_mode () if they differ.
7622 * builtin-types.def (BT_UNWINDWORD): New primitive type.
7623 (BT_FN_UNWINDWORD_PTR): New function type.
7624 (BT_FN_WORD_PTR): Remove.
7625 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
7626 * except.c (expand_builtin_extend_pointer): Convert pointer to
7627 targetm.unwind_word_mode () instead of word_mode.
7629 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
7630 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
7631 (spu_unwind_word_mode): New function.
7632 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
7633 (TARGET_UNWIND_WORD_MODE): Define.
7634 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
7636 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7638 * config/spu/spu.c (reg_align): Remove.
7639 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
7640 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
7641 (spu_split_store): Likewise.
7643 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
7645 * gcc/tree-vn.c: Fix typo in comment.
7647 2008-06-18 Jan Hubicka <jh@suse.cz>
7649 * cgraphunit.c (cgraph_optimize): Output debug info when doing
7650 toplevel reorder too.
7652 2008-06-18 Jan Hubicka <jh@suse.cz>
7654 * c-opts.c (c_common_post_options): PCH is not compatible with
7656 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
7657 -fno-toplevel-reorder by default now.
7659 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7661 PR documentation/30739
7662 * doc/install.texi (Prerequisites): Document dependency on awk.
7664 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
7665 Ian Lance Taylor <iant@google.com>
7667 PR rtl-optimization/35604
7668 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
7669 only want to change jump destinations, not eventual label comparisons.
7671 2008-06-16 Jan Hubicka <jh@suse.cz>
7673 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
7675 (cgraph_analyze_function): Likewise.
7677 2008-06-16 Jan Hubicka <jh@suse.cz>
7679 * cgraph.h (cgraph_mark_if_needed): New function.
7680 * cgraphunit.c (cgraph_mark_if_needed): New function.
7681 * c-decl.c (duplicate_decl): Use it.
7683 2008-06-16 Jan Hubicka <jh@suse.cz>
7685 * cgraph.c (cgraph_add_new_function): When in expansion state, do
7688 2008-06-16 Jan Hubicka <jh@suse.cz>
7690 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
7692 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
7693 Kazu Hirata <kazu@codesourcery.com>
7694 Maxim Kuvyrkov <maxim@codesourcery.com
7696 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
7697 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
7698 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
7699 EXTRA_SPEC_FUNCTIONS.
7700 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
7701 (DRIVER_SELF_SPECS): Adjust.
7702 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
7703 * config/mips/st.h, config/mips/t-st: New.
7704 * config/mips/driver-native.c, config/mips/x-native: New.
7705 * doc/invoke.texi (MIPS): Document 'native' value for -march and
7708 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7710 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
7712 (ISA_HAS_FP_CONDMOVE): New macro.
7713 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
7714 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
7715 (ISA_HAS_NMADD3_NMSUB3): New macro.
7716 * config/mips/mips.c (mips_rtx_costs): Update.
7717 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
7718 compiling for ST Loongson 2E/2F.
7719 (madd<mode>): Rename to madd4<mode>. Update.
7720 (madd3<mode>): New pattern.
7721 (msub<mode>): Rename to msub4<mode>. Update.
7722 (msub3<mode>): New pattern.
7723 (nmadd<mode>): Rename to nmadd4<mode>. Update.
7724 (nmadd3<mode>): New pattern.
7725 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
7726 (nmadd3<mode>_fastmath): New pattern.
7727 (nmsub<mode>): Rename to nmsub4<mode>. Update.
7728 (nmsub3<mode>): New pattern.
7729 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
7730 (nmsub3<mode>_fastmath): New pattern.
7731 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
7733 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
7735 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
7736 (DF_REF_INSN_INFO): New.
7737 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
7738 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
7739 with a NULL DF_REF_INSN_INFO.
7740 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
7742 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
7743 DF_INSN_INFO_EQ_USES): New.
7744 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
7745 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
7746 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
7747 * df-core.c: Update comment for above changes.
7748 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
7749 DF_INSN_UID_* macros.
7750 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
7751 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
7752 insn rtx. Update all callers.
7753 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
7754 df_ref_create_structure, df_insn_refs_collect): Likewise.
7755 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
7756 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
7757 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
7758 macros to access the insn refs.
7759 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
7760 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
7761 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
7762 for accessing the refs.
7763 (try_fwprop_subst): Likewise.
7764 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
7765 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
7766 for accessing the refs.
7767 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
7768 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
7769 to look at the insn refs.
7770 (record_uses): Likewise.
7771 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
7773 (mark_artificial_uses): Don't mark_insn for artificial refs.
7774 (mark_reg_rependencies): Likewise.
7776 * doc/rtl.texi: Remove documentation of ADDRESSOF.
7778 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7780 * configure: Regenerate.
7782 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
7784 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
7785 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
7786 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7788 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
7790 * config/avr/avr.c (avr_mcu_t): Add attiny167.
7791 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
7792 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7794 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
7796 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
7797 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
7798 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7800 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
7802 * tree-ssa-sccvn.c: Fix format of comments.
7804 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
7806 * cgraph.c: Remove unneeded forward declarations of eq_node()
7809 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
7811 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
7813 (see_update_relevancy): Likewise.
7814 * fwprop.c (try_fwprop_subst): Likewise.
7815 * rtlanal.c (noop_move_p): Likewise.
7816 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
7817 notes to non-existing libcall blocks.
7818 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
7820 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
7821 (dead_libcall_p): Remove.
7822 (delete_trivially_dead_insns): Don't use it.
7823 * web.c (union_defs): Remove comment about keeping nops.
7824 * gcse.c (hash_scan_insn): Don't take libcall pointers.
7825 (compute_hash_table_work): Don't track libcall notes.
7826 (do_local_cprop): Don't take libcall pointers. Don't update
7828 (adjust_libcall_notes): Deleted.
7829 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
7830 ever have existed in the first place).
7831 (replace_store_insn): Don't try to remove libcall notes.
7832 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
7833 (resolve_reg_notes): Don't call them.
7834 (resolve_simple_move): Likewise.
7835 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
7836 Don't remove REG_RETVAL notes.
7837 * emit-rtl.c (try_split): Don't update libcall notes.
7838 (emit_copy_of_insn_after): Dito.
7839 * cselib.c (cselib_current_insn_in_libcall): Remove.
7840 (cselib_process_insn): Don't set/clear it.
7841 (new_elt_loc_list): Don't record it.
7842 (cselib_init): Don't initialize it.
7843 * cselib.c (struct elt_loc_list): Remove in_libcall field.
7844 * loop-invariant.c (find_invariant_insn): Don't look for libcall
7846 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
7847 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
7848 (init_deps): Don't initialize it.
7849 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
7850 * combine.c (delete_noop_moves): Don't update libcall notes.
7851 (can_combine_p): Remove now pointless #if 0 block.
7852 (try_combine): Remove another obsolete #if 0 block.
7853 (distribute_notes): Don't distribute libcall notes.
7854 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
7855 * dce.c (libcall_dead_p): Remove.
7856 (delete_unmarked_insns): Don't handle libcall blocks.
7857 (preserve_libcall_for_dce): Remove.
7858 (prescan_insns_for_dce): Don't special-case libcall block insns.
7859 * reload1 (reload): Don't handle libcall notes.
7860 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
7863 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
7865 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
7866 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
7867 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7869 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
7871 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
7872 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
7873 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7875 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7877 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
7879 2008-06-16 Ira Rosen <irar@il.ibm.com>
7881 PR tree-optimization/36493
7882 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
7883 the arguments list. Use VECTYPE to create vector pointer.
7884 (vectorizable_store): Fail if accesses through a pointer to vectype
7885 do not alias the original memory reference operands.
7886 Call vect_create_data_ref_ptr without the removed argument.
7887 (vectorizable_load): Likewise.
7888 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
7891 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
7894 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
7897 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7899 * config/mips/loongson2ef.md: New file.
7900 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
7901 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
7902 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
7903 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
7904 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
7906 (loongson2ef.md): New include.
7907 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
7908 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
7909 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
7910 (loongson_gt_<mode>, loongson_extract_halfword)
7911 (loongson_insert_halfword_0, loongson_insert_halfword_2)
7912 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
7913 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
7914 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
7915 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
7916 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
7917 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
7918 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
7919 (vec_interleave_low<mode>): Define type attribute.
7920 * config/mips/mips.c (mips_ls2): New static variable.
7921 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
7922 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
7923 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
7924 Implement target scheduling hooks.
7925 (mips_multipass_dfa_lookahead): Update to handle tuning for
7927 (mips_sched_init): Initialize data for Loongson scheduling.
7928 (mips_ls2_variable_issue): New static function.
7929 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
7931 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
7932 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
7933 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
7934 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
7935 Handle ST Loongson 2E/2F cores.
7936 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
7938 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7940 * omp-low.c (extract_omp_for_data): Fix comment typo.
7943 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7945 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
7946 FIXME note about gcc/config.guess.
7947 * doc/options.texi (Option file format): Remove non-ASCII bytes.
7948 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
7949 * doc/cppopts.texi: Likewise.
7950 * doc/extend.texi: Likewise.
7951 * doc/gcc.texi: Likewise.
7952 * doc/gccint.texi: Likewise.
7953 * doc/gcov.texi: Likewise.
7954 * doc/gty.texi: Likewise.
7955 * doc/hostconfig.texi: Likewise.
7956 * doc/install.texi: Likewise.
7957 * doc/invoke.texi: Likewise.
7958 * doc/loop.texi: Likewise.
7959 * doc/makefile.texi: Likewise.
7960 * doc/md.texi: Likewise.
7961 * doc/passes.texi: Likewise.
7962 * doc/tm.texi: Likewise.
7963 * doc/tree-ssa.texi: Likewise.
7964 * doc/trouble.texi: Likewise.
7966 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
7967 Nathan Sidwell <nathan@codesourcery.com>
7968 Maxim Kuvyrkov <maxim@codesourcery.com>
7969 Richard Sandiford <rdsandiford@googlemail.com>
7971 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
7972 * config/mips/mips-protos.h (mips_expand_vector_init): New.
7973 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
7975 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
7976 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
7977 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
7979 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
7980 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
7981 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
7982 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
7983 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
7984 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
7985 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
7986 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
7987 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
7988 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
7989 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
7990 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
7991 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
7992 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
7993 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
7994 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
7995 (mips_builtins): Add Loongson builtins.
7996 (mips_loongson_2ef_bdesc): New.
7997 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
7998 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
7999 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
8000 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
8002 (mips_expand_vector_init): New.
8003 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
8004 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
8006 * config/mips/mips.md: Add unspec numbers for Loongson
8007 builtins. Include loongson.md.
8008 (MOVE64): Include Loongson vector modes.
8009 (SPLITF): Include Loongson vector modes.
8010 (HALFMODE): Handle Loongson vector modes.
8011 * config/mips/loongson.md: New.
8012 * config/mips/loongson.h: New.
8013 * config.gcc: Add loongson.h header for mips*-*-* targets.
8014 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
8016 2008-06-14 Joseph Myers <joseph@codesourcery.com>
8018 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
8019 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
8020 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
8021 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
8022 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
8023 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
8024 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
8025 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
8026 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
8027 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
8028 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
8029 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
8030 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
8031 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
8032 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
8033 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
8034 Remove use_fixproto=yes.
8035 (ia64*-*-hpux*): Remove comment about using fixproto.
8036 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
8038 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8040 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
8042 * configure: Regenerate.
8044 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
8047 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
8048 before evaluating it.
8050 2008-06-13 Jakub Jelinek <jakub@redhat.com>
8053 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
8054 nested inline functions.
8055 (start_decl, start_function): Don't invert DECL_EXTERNAL
8056 for nested inline functions.
8058 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
8060 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
8061 splits that must be made for correctness.
8063 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
8065 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
8066 (AVAIL_NON_MIPS16): Likewise.
8067 (mips_builtin_description): Replace target_flags with a predicate.
8068 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
8069 (dspr2_32): New availability predicates.
8070 (MIPS_BUILTIN): New macro.
8071 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
8072 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
8073 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
8074 Replace the TARGET_FLAGS parameters with AVAIL parameters.
8075 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
8076 (mips_dsp_32only_bdesc): Merge into...
8077 (mips_builtins): ...this new array.
8078 (mips_bdesc_map, mips_bdesc_arrays): Delete.
8079 (mips_init_builtins): Update after above changes.
8080 (mips_expand_builtin_1): Merge into...
8081 (mips_expand_builtin): ...here and update after above changes.
8083 2008-06-12 Paul Brook <paul@codesourcery.com>
8085 * longlong.h (__arm__): Define count_leading_zeros.
8086 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
8087 (clzsi2, clzdi2): New functions.
8088 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
8089 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
8090 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
8091 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
8092 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
8093 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
8094 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
8095 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8096 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
8097 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
8099 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
8101 * config/m68k/m68k.c (m68k_tune_flags): New.
8102 (override_options): Compute m68k_tune_flags.
8103 (MULL_COST, MULW_COST): Update for various variants of CFV2.
8104 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
8106 2008-06-12 Jakub Jelinek <jakub@redhat.com>
8109 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
8111 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
8113 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
8114 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
8116 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
8118 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
8119 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
8121 2008-06-12 Jakub Jelinek <jakub@redhat.com>
8124 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
8127 2008-06-12 Richard Guenther <rguenther@suse.de>
8129 PR tree-optimization/36345
8130 * tree-flow.h (struct ptr_info_def): Align escape_mask,
8131 add memory_tag_needed flag.
8132 (may_alias_p): Declare.
8133 * tree-ssa-alias.c (may_alias_p): Export.
8134 (set_initial_properties): Use memory_tag_needed flag.
8135 (update_reference_counts): Likewise.
8136 (reset_alias_info): Reset memory_tag_needed flag.
8137 (create_name_tags): Check memory_tag_needed flag.
8138 (dump_points_to_info_for): Dump it.
8139 * tree-ssa-structalias.c (struct variable_info): Remove
8140 directly_dereferenced flag.
8141 (new_var_info): Do not initialize it.
8142 (process_constraint_1): Do not set it.
8143 (update_alias_info): Set is_dereferenced flag.
8144 (set_uids_in_ptset): Use may_alias_p.
8145 (set_used_smts): Check memory_tag_needed flag.
8146 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
8147 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
8148 memory_tag_needed flag.
8149 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
8152 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
8154 * config/i386/i386.c (ix86_compute_frame_layout): Disable
8155 red zone for w64 abi.
8156 (ix86_expand_prologue): Likewise.
8157 (ix86_force_to_memory): Likewise.
8158 (ix86_free_from_memory): Likewise.
8160 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
8163 * config/rs6000/rs6000.c (rs6000_override_options): Set
8164 rs6000_isel conditionally to the absence of comand line override.
8165 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8166 Remove duplicate rs6000_isel setting.
8167 * config/rs6000/eabispe.h: Ditto.
8169 2008-06-11 Richard Guenther <rguenther@suse.de>
8171 * alias.c (get_alias_set): Use the element alias-set for arrays.
8172 (record_component_aliases): For arrays and vectors do nothing.
8173 * c-common.c (strict_aliasing_warning): Handle the cases
8174 of alias set zero explicitly.
8175 * Makefile.in (dfp.o-warn): Add -Wno-error.
8177 2008-06-11 Joseph Myers <joseph@codesourcery.com>
8179 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
8181 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
8182 tune_32 tune_64 to supported_defaults. Allow values not
8183 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
8184 x86_64. Do not override cpu_32 or cpu_64 values from target name.
8185 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
8186 with_cpu_64 to generic for 64-bit-supporting configurations, not
8187 with_cpu. Remove FIXMEs.
8188 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
8189 --with-arch-64, --with-tune-32, --with-tune-64): Document.
8190 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
8191 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
8192 arch_32 and arch_64.
8194 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
8195 Olivier Hainque <hainque@adacore.com>
8197 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
8198 Use DECL_SIZE_UNIT to retrieve the size of the field.
8200 2008-06-11 Joseph Myers <joseph@codesourcery.com>
8202 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
8203 with function calls after declarations. Lay out
8204 neon_float_type_node before further use.
8206 2008-06-11 Richard Guenther <rguenther@suse.de>
8208 * tree-flow.h (may_point_to_global_var): Declare.
8209 * tree-ssa-alias.c (may_point_to_global_var): New function.
8210 * tree-ssa-sink.c (is_hidden_global_store): Use it.
8212 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
8214 * configure.ac: Teach that fido supports .debug_line.
8215 * configure: Regenerate.
8217 2008-06-10 Tom Tromey <tromey@redhat.com>
8219 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
8222 2008-06-10 Joseph Myers <joseph@codesourcery.com>
8224 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
8225 (encode_decimal64, decode_decimal64, encode_decimal128,
8226 decode_decimal128): Reverse order of 32-bit parts of value if host
8227 and target endianness differ.
8229 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
8231 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
8232 Avoid division by 0.
8233 (tree_mod_pow2_value_transform): Likewise.
8234 (tree_ic_transform): Likewise.
8235 (tree_stringops_transform): Likewise.
8236 (tree_mod_subtract_transform): Likewise.
8237 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
8238 (copy_edges_for_bb): Likewise.
8239 (initialize_cfun): Likewise.
8241 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
8243 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
8244 nonmemory_operand. Add "N" operand constraint.
8246 (*jcc_btdi_mask_rex64): New instruction and split pattern.
8247 (*jcc_btsi_mask): Ditto.
8248 (*jcc_btsi_mask_1): Ditto.
8250 2008-06-10 Joseph Myers <joseph@codesourcery.com>
8252 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
8253 TYPE_CANONICAL for copied element type.
8255 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
8258 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
8259 Add m_CORE2 and m_GENERIC.
8260 * config/i386/predicates.md (bt_comparison_operator): New predicate.
8261 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
8263 (*jcc_btdi_rex64): New instruction and split pattern.
8265 (*jcc_btsi_1): Ditto.
8266 (*btsq): Fix Intel asm dialect operand order.
8270 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
8273 * simplify-rtx.c (simplify_subreg): Add check for shift count
8276 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
8278 * doc/md.texi: Synchronize with later constraints.md change.
8279 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
8280 with a C implementation.
8281 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
8283 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
8284 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
8285 when moving to and from MD_REGNUM.
8286 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
8287 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
8288 Handle byte and halfword moves.
8289 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
8291 * config/mips/constraints.md (h): Turn into NO_REGS.
8292 (l, x): Update documentation.
8293 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
8294 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
8295 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
8296 (HILO): New mode iterator.
8298 (any_div): New code iterator.
8299 (u): Extend code attribute to div and udiv.
8300 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
8301 d_operand in the splitters. Remove redundant CONST_INT checks.
8302 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
8303 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
8304 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
8305 accordingly, using normal moves instead of unspecs to move LO into
8306 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
8307 (<u>mulsidi3): Handle expansion in C code.
8308 (<u>mulsidi3_32bit_internal): Rename to...
8309 (<u>mulsidi3_32bit): ...this.
8310 (<u>mulsidi3_32bit_r4000): Fix insn separator.
8311 (*<u>mulsidi3_64bit): Rename to...
8312 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
8313 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
8314 to set LO and HI to the multiplication result. Use a normal move
8315 for MFLO and an unspec for MFHI.
8316 (*<u>mulsidi3_64bit_parts): Replace with...
8317 (<u>mulsidi3_64bit_hilo): ...this new instruction.
8318 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
8319 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
8320 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
8321 instead of HI. Split the instruction into a separate multiplication
8322 and MFHI if !TARGET_FIX_R4000.
8323 (<su>muldi3_highpart): Likewise.
8324 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
8325 and the "=h" clobber.
8326 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
8327 (<u>mulditi3): New expander.
8328 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
8329 (madsi): Remove "=h" clobber.
8330 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
8331 Force the modulus result to be a GPR and split the instruction into
8332 a division followed by an MFHI after reload.
8333 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
8334 (*lea_high64): Use d_operand in the define_peephole2. Likewise
8335 the MIPS16 HIGH define_split.
8336 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
8337 of acc<->gpr moves to "multi".
8338 (*movdi_64bit): Replace the single "x" alternative with
8339 alternatives for moving into and out of "a".
8340 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
8341 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
8342 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
8343 Use d_operand in the splitters. Remove redundant CONST_INT checks.
8344 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
8345 (movti): New expander.
8346 (*movti, *movti_mips16): New insns.
8347 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
8348 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
8349 (mthi<GPR:mode>_<HILO:mode>): Likewise.
8350 * config/mips/predicates.md (fpr_operand): Delete.
8351 (d_operand): New predicate.
8353 2008-06-09 Michael Meissner <michael.meissner@amd.com>
8355 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
8356 failure on some Bourne shells.
8357 (x86_64-*-*): Ditto.
8359 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
8361 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
8363 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
8365 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
8366 (sparc-sun-solaris2*): Likewise.
8368 2008-06-09 Arnaud Charlet <charlet@adacore.com
8370 * doc/install.texi: Update requirements to build the Ada compiler.
8372 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
8374 * df-scan.c (struct df_scan_problem_data): Remove the
8375 mw_link_pool alloc pool.
8376 (df_scan_free_internal): Don't free it.
8377 (df_scan_alloc): Don't allocate it.
8378 * df.h (struct df_link): Update comment.
8380 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
8382 * except.h: Correct checks for when SJLJ exceptions must be used.
8384 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8386 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
8389 2008-06-08 Joseph Myers <joseph@codesourcery.com>
8391 PR tree-optimization/36218
8392 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
8393 configure for the build system.
8394 (BUILD_LDFLAGS): Define.
8395 * configure: Regenerate.
8396 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
8398 2008-07-08 Anatoly Sokolov <aesok@post.ru>
8401 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
8402 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
8403 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
8405 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
8407 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
8409 2008-06-07 Joseph Myers <joseph@codesourcery.com>
8411 * config.gcc (Obsolete configurations): Remove list of
8413 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
8414 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
8415 targets matched by those patterns.
8416 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
8417 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
8418 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
8419 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
8420 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8421 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
8422 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
8423 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
8424 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
8425 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
8426 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
8427 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
8428 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
8429 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
8430 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
8431 Make code for Solaris 7 and greater unconditional for Solaris.
8432 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
8433 Remove --with-* handling.
8434 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
8435 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
8436 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
8437 LINK_OS_WINDISS_SPEC): Remove.
8438 * config/rs6000/sysv4.opt (mwindiss): Remove.
8439 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
8440 * configure: Regenerate.
8441 * doc/cpp.texi: Don't mention BeOS.
8442 * doc/extend.texi (interrupt): Don't mention MS1.
8443 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
8444 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
8445 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
8446 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
8447 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
8449 * doc/invoke.texi (MT Options): Remove.
8450 (-mwindiss): Remove.
8451 (CRIS Options): Remove cris-axis-aout references.
8452 (HPPA Options): Don't mention hppa1.1-*-pro.
8453 * doc/md.texi: (MorphoTech family): Remove.
8454 * libgcc2.c: Don't handle UWIN.
8455 * config/alpha/t-unicosmk: Remove.
8456 * config/alpha/unicosmk.h: Remove.
8457 * config/arm/kaos-arm.h: Remove.
8458 * config/arm/kaos-strongarm.h: Remove.
8459 * config/arm/strongarm-coff.h: Remove.
8460 * config/arm/strongarm-elf.h: Remove.
8461 * config/arm/strongarm-pe.h: Remove.
8462 * config/arm/t-strongarm-pe: Remove.
8463 * config/arm/t-xscale-coff: Remove.
8464 * config/arm/t-xscale-elf: Remove.
8465 * config/arm/xscale-coff.h: Remove.
8466 * config/arm/xscale-elf.h: Remove.
8467 * config/chorus.h: Remove.
8468 * config/cris/aout.h: Remove.
8469 * config/cris/aout.opt: Remove.
8470 * config/cris/t-aout: Remove.
8471 * config/i386/beos-elf.h: Remove.
8472 * config/i386/kaos-i386.h: Remove.
8473 * config/i386/ptx4-i.h: Remove.
8474 * config/i386/sco5.h: Remove.
8475 * config/i386/sco5.opt: Remove.
8476 * config/i386/sysv4-cpp.h: Remove.
8477 * config/i386/sysv5.h: Remove.
8478 * config/i386/t-beos: Remove.
8479 * config/i386/t-sco5: Remove.
8480 * config/i386/t-uwin: Remove.
8481 * config/i386/uwin.asm: Remove.
8482 * config/i386/uwin.h: Remove.
8483 * config/kaos.h: Remove.
8484 * config/mips/windiss.h: Remove.
8485 * config/mt: Remove directory.
8486 * config/pa/pa-osf.h: Remove.
8487 * config/pa/pa-pro-end.h: Remove.
8488 * config/pa/t-pro: Remove.
8489 * config/ptx4.h: Remove.
8490 * config/rs6000/beos.h: Remove.
8491 * config/rs6000/kaos-ppc.h: Remove.
8492 * config/rs6000/t-beos: Remove.
8493 * config/rs6000/windiss.h: Remove.
8494 * config/sh/kaos-sh.h: Remove.
8495 * config/sol2-6.h: Remove.
8496 * config/sparc/sol26-sld.h: Remove.
8497 * config/sparc/sysv4-only.h: Remove.
8498 * config/vax/bsd.h: Remove.
8499 * config/vax/t-memfuncs: Remove.
8500 * config/vax/ultrix.h: Remove.
8501 * config/vax/vaxv.h: Remove.
8502 * config/windiss.h: Remove.
8504 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
8506 PR rtl-optimization/36438
8507 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
8508 for vector shifts with constant scalar shift operands.
8510 2008-06-06 Sandip Matte <sandip@rmicorp.com>
8512 * doc/invoke.texi: Document -march=xlr.
8513 * config/mips/xlr.md: New file.
8514 * config/mips/mips.md: Include it.
8516 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
8517 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
8518 (mips_rtx_cost_data): Likewise.
8520 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
8522 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
8523 PRE_INC and PRE_DEC cases.
8525 2008-06-06 Jakub Jelinek <jakub@redhat.com>
8527 PR rtl-optimization/36419
8528 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
8529 the emitting jump insn.
8532 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
8533 is not bool, boolify the whole *expr_p and convert to the desired type.
8535 2008-06-06 Jakub Jelinek <jakub@redhat.com>
8537 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
8538 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
8539 Add omp_private_outer_ref hook, add another argument to
8540 omp_clause_default_ctor hook.
8541 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
8542 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
8543 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
8544 hook_tree_tree_tree_tree_null.
8545 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
8546 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
8547 * hooks.c (hook_tree_tree_tree_tree_null): New function.
8548 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
8549 * tree.def (OMP_TASK): New tree code.
8550 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
8551 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
8552 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
8553 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
8554 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
8555 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
8556 OMP_CLAUSE_COLLAPSE_EXPR): Define.
8557 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
8558 (OMP_DIRECTIVE_P): Add OMP_TASK.
8559 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
8560 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
8561 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
8562 and OMP_CLAUSE_UNTIED entries.
8563 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
8565 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
8566 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
8567 * tree-pretty-print.c (dump_omp_clause): Handle
8568 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
8569 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
8570 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
8571 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
8572 warning about unsigned iterators. Change decl/init/cond/incr
8573 arguments to TREE_VECs, check arguments for all collapsed loops.
8574 (c_finish_omp_taskwait): New function.
8575 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
8577 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
8578 default_function_array_conversion on init. Add par_clauses argument.
8579 If decl is present in parallel's lastprivate clause, change it to
8580 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
8581 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
8582 collapse count in clauses.
8583 (c_parser_omp_for, c_parser_omp_parallel): Adjust
8584 c_parser_omp_for_loop callers.
8585 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
8586 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
8587 (c_parser_omp_clause_name): Handle collapse and untied clauses.
8588 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
8590 (c_parser_omp_clause_schedule): Handle schedule(auto).
8591 Include correct location in the error message.
8592 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
8593 and PRAGMA_OMP_CLAUSE_UNTIED.
8594 (OMP_TASK_CLAUSE_MASK): Define.
8595 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
8596 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
8597 * tree-nested.c (convert_nonlocal_omp_clauses,
8598 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
8599 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
8600 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
8601 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
8603 (conver_nonlocal_reference, convert_local_reference,
8604 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
8605 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
8606 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
8607 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
8608 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
8609 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
8610 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
8611 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
8612 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
8614 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
8615 * c-common.h (c_finish_omp_taskwait): New prototype.
8616 * gimple-low.c (lower_stmt): Handle OMP_TASK.
8617 * tree-parloops.c (create_parallel_loop): Create 1 entry
8618 vectors for OMP_FOR_{INIT,COND,INCR}.
8619 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
8620 (make_edges): Handle OMP_TASK.
8621 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
8622 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
8623 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
8624 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
8625 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
8626 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
8627 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
8628 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
8629 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
8630 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
8631 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
8632 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
8633 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
8634 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
8635 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
8636 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
8637 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
8638 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
8639 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
8640 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
8641 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
8642 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
8643 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
8644 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
8645 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
8646 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
8647 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
8648 original iterator is present in lastprivate clause or if
8649 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
8650 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
8651 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
8652 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
8653 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
8654 if it is set, lookup var in outer contexts too. Handle
8655 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
8656 to be implicitly determined firstprivate for task regions.
8657 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
8658 if it is set, lookup var in outer contexts too. Set
8659 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
8660 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
8661 OMP_CLAUSE_UNTIED. Take region_type as last argument
8662 instead of in_parallel and in_combined_parallel.
8663 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
8665 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
8666 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
8667 (new_omp_context): Set default_kind to
8668 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
8669 (omp_region_type): New enum.
8670 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
8671 fields, add region_type.
8672 (new_omp_context): Take region_type as argument instead of is_parallel
8673 and is_combined_parallel.
8674 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
8675 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
8676 ctx->is_combined_parallel checks.
8677 (gimplify_omp_task): New function.
8678 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
8680 * omp-low.c (extract_omp_for_data): Use schedule(static)
8681 for schedule(auto). Handle pointer and unsigned iterators.
8682 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
8683 Add loops argument. Extract data for collapsed OMP_FOR loops.
8684 (expand_parallel_call): Assert sched_kind isn't auto,
8685 map runtime schedule to index 3.
8686 (struct omp_for_data_loop): New type.
8687 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
8688 Add loop, loops, collapse and iter_type fields.
8689 (workshare_safe_to_combine_p): Disallow combined for if
8690 iter_type is unsigned long long. Don't combine collapse > 1 loops
8691 unless all bounds and steps are constant. Adjust extract_omp_for_data
8693 (expand_omp_for_generic): Handle pointer, unsigned and long long
8694 iterators. Handle collapsed OMP_FOR loops. Adjust
8695 for struct omp_for_data changes. If libgomp function doesn't return
8696 boolean_type_node, add comparison of the return value with 0.
8697 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
8698 pointer, unsigned and long long iterators. Adjust for struct
8699 omp_for_data changes.
8700 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
8701 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
8702 unsigned long long. Allocate loops array, pass it to
8703 extract_omp_for_data. For collapse > 1 loops use always
8704 expand_omp_for_generic.
8705 (omp_context): Add sfield_map and srecord_type fields.
8706 (is_task_ctx, lookup_sfield): New functions.
8707 (use_pointer_for_field): Use is_task_ctx helper. Change first
8708 argument's type from const_tree to tree. Clarify comment.
8709 In OMP_TASK disallow copy-in/out sharing.
8710 (build_sender_ref): Call lookup_sfield instead of lookup_field.
8711 (install_var_field): Add mask argument. Populate both record_type
8712 and srecord_type if needed.
8713 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
8715 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
8716 and DECL_FIELD_OFFSET.
8717 (scan_sharing_clauses): Adjust install_var_field callers. For
8718 firstprivate clauses on explicit tasks allocate the var by value in
8719 record_type unconditionally, rather than by reference.
8720 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
8721 Use is_taskreg_ctx instead of is_parallel_ctx.
8722 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
8723 (create_omp_child_function_name): Add task_copy argument, use
8724 *_omp_cpyfn* names if it is true.
8725 (create_omp_child_function): Add task_copy argument, if true create
8726 *_omp_cpyfn* helper function.
8727 (scan_omp_parallel): Adjust create_omp_child_function callers.
8728 Rename parallel_nesting_level to taskreg_nesting_level.
8729 (scan_omp_task): New function.
8730 (lower_rec_input_clauses): Don't run constructors for firstprivate
8731 explicit task vars which are initialized by *_omp_cpyfn*.
8732 Pass outer var ref to omp_clause_default_ctor hook if
8733 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
8734 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
8735 OMP_CLAUSE_REDUCTION_INIT.
8736 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
8737 avoid duplicate setting of fields. Handle
8738 OMP_CLAUSE_PRIVATE_OUTER_REF.
8739 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
8740 copy-out if TREE_READONLY, only copy-in.
8741 (expand_task_copyfn): New function.
8742 (expand_task_call): New function.
8743 (struct omp_taskcopy_context): New type.
8744 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
8746 (lower_omp_parallel): Rename to...
8747 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
8748 Call create_task_copyfn if srecord_type is needed. Adjust
8750 (task_shared_vars): New variable.
8751 (check_omp_nesting_restrictions): Warn if work-sharing,
8752 barrier, master or ordered region is closely nested inside OMP_TASK.
8753 Add warnings for barrier if closely nested inside of work-sharing,
8754 ordered, or master region.
8755 (scan_omp_1): Call check_omp_nesting_restrictions even for
8756 GOMP_barrier calls. Rename parallel_nesting_level to
8757 taskreg_nesting_level. Handle OMP_TASK.
8758 (lower_lastprivate_clauses): Even if some lastprivate is found on a
8759 work-sharing construct, continue looking for them on parent parallel
8761 (lower_omp_for_lastprivate): Add lastprivate clauses
8762 to the beginning of dlist rather than end. Adjust for struct
8763 omp_for_data changes.
8764 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
8765 not after it. Handle collapsed OMP_FOR loops, adjust for
8766 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
8767 (get_ws_args_for): Adjust extract_omp_for_data caller.
8768 (scan_omp_for): Handle collapsed OMP_FOR
8769 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
8770 (lower_omp_single_simple): If libgomp function doesn't return
8771 boolean_type_node, add comparison of the return value with 0.
8772 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
8773 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
8774 (parallel_nesting_level): Rename to...
8775 (taskreg_nesting_level): ... this.
8776 (is_taskreg_ctx): New function.
8777 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
8779 (execute_lower_omp): Rename parallel_nesting_level to
8780 taskreg_nesting_level.
8781 (expand_omp_parallel): Rename to...
8782 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
8783 Call omp_task_call for OMP_TASK regions.
8784 (expand_omp): Adjust caller, handle OMP_TASK.
8785 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
8787 * bitmap.c (bitmap_default_obstack_depth): New variable.
8788 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
8789 if argument is NULL and bitmap_default_obstack is already initialized.
8790 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
8792 * matrix-reorg.c (matrix_reorg): Likewise.
8794 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
8796 * config/i386/i386.md (*indirect_jump): Macroize using P
8797 mode iterator. Remove !TARGET_64BIT from insn constraints.
8798 (*tablejump_1): Ditto.
8799 (*indirect_jump_rex64): Remove insn pattern.
8800 (*tablejump_1_rex64): Ditto.
8801 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
8802 and eh_return_si insn patterns.
8804 2008-06-06 Richard Guenther <rguenther@suse.de>
8806 * tree-ssa-structalias.c (merge_smts_into): Remove.
8807 (find_what_p_points_to): Do not bother to compute the
8808 points-to set for pt_anything pointers.
8809 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
8810 for pt_anything pointers is ok.
8812 2008-06-06 Jan Hubicka <jh@suse.cz>
8814 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
8816 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8818 * cgraph.c: Fix typos in comments.
8819 (cgraph_availability_names): Fix string typo.
8820 * fold-const.c: Fix typos in comments.
8821 (fold_binary): Fix typo in warning.
8822 * genautomata.c: Fix typos in comments.
8823 (check_presence_pattern_sets): Fix typo in local variable.
8824 (output_description): Fix typo in output.
8825 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
8826 * hwint.h: Likewise.
8827 * matrix-reorg.c (check_allocation_function): Likewise.
8828 * omega.c (smooth_weird_equations): Likewise.
8829 * auto-inc-dec.c: Fix typos in comments.
8830 * bb-reorder.c: Likewise.
8831 * builtins.c: Likewise.
8832 * c-common.c: Likewise.
8833 * c-cppbuiltin.c: Likewise.
8834 * c-parser.c: Likewise.
8835 * c-pretty-print.c: Likewise.
8836 * cfgcleanup.c: Likewise.
8837 * cfgexpand.c: Likewise.
8838 * cfghooks.c: Likewise.
8839 * cfglayout.c: Likewise.
8840 * cfgloopmanip.c: Likewise.
8841 * cgraphunit.c: Likewise.
8842 * coverage.c: Likewise.
8843 * dbxout.c: Likewise.
8844 * df-byte-scan.c: Likewise.
8845 * df-core.c: Likewise.
8846 * df-problems.c: Likewise.
8847 * df-scan.c: Likewise.
8849 * dominance.c: Likewise.
8850 * domwalk.c: Likewise.
8852 * dwarf2out.c: Likewise.
8853 * emit-rtl.c: Likewise.
8854 * et-forest.c: Likewise.
8855 * function.c: Likewise.
8856 * function.h: Likewise.
8858 * gcov-io.c: Likewise.
8861 * genattrtab.c: Likewise.
8862 * ggc-page.c: Likewise.
8863 * gimplify.c: Likewise.
8864 * gthr-lynx.h: Likewise.
8865 * haifa-sched.c: Likewise.
8866 * ipa-cp.c: Likewise.
8867 * ipa-inline.c: Likewise.
8868 * ipa-prop.h: Likewise.
8869 * ipa-pure-const.c: Likewise.
8870 * ipa-struct-reorg.c: Likewise.
8871 * ipa-struct-reorg.h: Likewise.
8872 * ipa-type-escape.c: Likewise.
8874 * loop-doloop.c: Likewise.
8875 * mips-tfile.c: Likewise.
8876 * mkmap-flat.awk: Likewise.
8877 * mkmap-symver.awk: Likewise.
8878 * modulo-sched.c: Likewise.
8879 * omp-low.c: Likewise.
8880 * optabs.c: Likewise.
8881 * optabs.h: Likewise.
8883 * passes.c: Likewise.
8884 * postreload-gcse.c: Likewise.
8885 * postreload.c: Likewise.
8886 * predict.c: Likewise.
8887 * pretty-print.h: Likewise.
8888 * profile.c: Likewise.
8889 * protoize.c: Likewise.
8890 * ra-conflict.c: Likewise.
8892 * recog.c: Likewise.
8893 * regclass.c: Likewise.
8895 * reload.c: Likewise.
8896 * rtl-error.c: Likewise.
8897 * rtlanal.c: Likewise.
8899 * sched-rgn.c: Likewise.
8902 * target.h: Likewise.
8903 * tree-dfa.c: Likewise.
8904 * tree-eh.c: Likewise.
8905 * tree-flow-inline.h: Likewise.
8906 * tree-inline.c: Likewise.
8907 * tree-into-ssa.c: Likewise.
8908 * tree-loop-distribution.c: Likewise.
8909 * tree-nested.c: Likewise.
8910 * tree-parloops.c: Likewise.
8911 * tree-pass.h: Likewise.
8912 * tree-pretty-print.c: Likewise.
8913 * tree-profile.c: Likewise.
8914 * tree-scalar-evolution.c: Likewise.
8915 * tree-sra.c: Likewise.
8916 * tree-ssa-alias-warnings.c: Likewise.
8917 * tree-ssa-ccp.c: Likewise.
8918 * tree-ssa-coalesce.c: Likewise.
8919 * tree-ssa-dom.c: Likewise.
8920 * tree-ssa-dse.c: Likewise.
8921 * tree-ssa-forwprop.c: Likewise.
8922 * tree-ssa-live.c: Likewise.
8923 * tree-ssa-live.h: Likewise.
8924 * tree-ssa-loop-im.c: Likewise.
8925 * tree-ssa-loop-ivopts.c: Likewise.
8926 * tree-ssa-loop-niter.c: Likewise.
8927 * tree-ssa-loop-prefetch.c: Likewise.
8928 * tree-ssa-phiopt.c: Likewise.
8929 * tree-ssa-phiprop.c: Likewise.
8930 * tree-ssa-sccvn.c: Likewise.
8931 * tree-ssa-ter.c: Likewise.
8932 * tree-ssa-threadupdate.c: Likewise.
8933 * tree-ssa.c: Likewise.
8934 * tree-vect-analyze.c: Likewise.
8935 * tree-vect-transform.c: Likewise.
8936 * tree-vectorizer.c: Likewise.
8937 * tree-vn.c: Likewise.
8938 * tree-vrp.c: Likewise.
8940 * tree.def: Likewise.
8942 * unwind-dw2-fde.c: Likewise.
8943 * unwind.inc: Likewise.
8944 * value-prof.c: Likewise.
8945 * vmsdbgout.c: Likewise.
8947 2008-06-05 David Edelsohn <edelsohn@gnu.org>
8949 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
8950 always place FP constants in the TOC for TARGET_POWERPC64.
8951 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
8953 2008-06-05 Joseph Myers <joseph@codesourcery.com>
8955 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
8956 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
8957 enable for TARGET_E500_DOUBLE.
8958 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
8959 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
8960 floating-point modes like integer modes for E500 double.
8961 (rs6000_legitimate_offset_address_p): Likewise.
8962 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
8963 addressing for DDmode for E500 double.
8964 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
8965 modes as using 64-bits of registers for E500 double.
8966 (spe_build_register_parallel): Do not handle DDmode or TDmode.
8967 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
8968 specially for E500 double.
8969 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
8970 TDmode for E500 double.
8971 (rs6000_gimplify_va_arg): Only handle SDmode in registers
8972 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
8973 (rs6000_split_multireg_move): Do not handle TDmode specially for
8975 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
8976 using 64-bit registers for E500 double.
8977 (emit_frame_save): Do not handle DDmode specially for E500 double.
8978 (gen_frame_mem_offset): Likewise.
8979 (rs6000_function_value): Do not call spe_build_register_parallel
8980 for DDmode or TDmode.
8981 (rs6000_libcall_value): Likewise.
8982 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
8983 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
8986 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
8988 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
8991 2008-06-04 Junjie Gu <jgu@tensilica.com>
8993 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
8994 comparison for frame pointers.
8996 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
8999 * config/avr/avr.h (PUSH_ROUNDING): Remove.
9001 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
9004 * builtins.c (expand_builtin_signbit): Don't take lowpart when
9005 register is already smaller or equal to required mode.
9007 2008-06-04 Xinliang David Li <davidxl@google.com>
9009 * tree-call-cdce.c: New file.
9010 (cond_dead_built_in_calls): New static variable.
9011 (input_domain): New struct.
9012 (check_pow): New function.
9013 (check_builtin_call): Ditto.
9014 (check_target_format): Ditto.
9015 (is_call_dce_candidate): Ditto.
9016 (gen_one_condition): Ditto.
9017 (gen_conditions_for_domain): Ditto.
9018 (get_domain): Ditto.
9019 (gen_conditions_for_pow_cst_base): Ditto.
9020 (gen_conditions_for_pow_int_base): Ditto.
9021 (gen_conditions_for_pow): Ditto.
9022 (get_no_error_domain): Ditto.
9023 (gen_shrink_wrap_conditions): Ditto.
9024 (shrink_wrap_one_built_in_call): Ditto.
9025 (shink_wrap_conditional_dead_built_in_calls): Ditto.
9026 (tree_call_cdce): Ditto.
9027 (gate_call_cdce): Ditto.
9028 (pass_call_cdce): New gimple pass.
9029 * passes.c: (init_optimization_passes): New pass.
9030 * tree-pass.h: New pass declaration.
9031 * opts.c (decode_options): New flag setting.
9032 * common.opt: Add -ftree-builtin-call-dce flag.
9033 * Makefile.in: Add new source file.
9034 * tempvar.def: New tv_id.
9035 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
9037 2008-06-04 Richard Guenther <rguenther@suse.de>
9039 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
9040 (is_call_clobbered): Always check var_ann->call_clobbered.
9041 (mark_call_clobbered): Always set var_ann->call_clobbered.
9042 (clear_call_clobbered): Always clear var_ann->call_clobbered.
9043 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
9044 (reset_alias_info): Clear call clobbering info on MTAGs and
9046 (set_pt_anything): Set pt_global_mem.
9047 (create_tag_raw): Adjust comment.
9048 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
9050 2008-06-04 Joseph Myers <joseph@codesourcery.com>
9051 Maxim Kuvyrkov <maxim@codesourcery.com>
9053 * config/m68k/m68k.opt (mxgot): New option.
9054 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
9055 (m68k_output_addr_const_extra): New.
9056 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
9057 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
9058 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
9059 * doc/invoke.texi (M680x0 Options): Document -mxgot.
9061 2008-06-04 Richard Guenther <rguenther@suse.de>
9063 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
9064 negative or non-representable offsets.
9066 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
9068 * config/i386/i386.c (ix86_gen_leave): New.
9069 (ix86_gen_pop1): Likewise.
9070 (ix86_gen_add3): Likewise.
9071 (ix86_gen_sub3): Likewise.
9072 (ix86_gen_sub3_carry): Likewise.
9073 (ix86_gen_one_cmpl2): Likewise.
9074 (ix86_gen_monitor): Likewise.
9075 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
9076 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
9077 ix86_gen_one_cmpl2 and ix86_gen_monitor.
9078 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
9079 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
9080 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
9081 (ix86_expand_epilogue): Updated.
9082 (print_operand): Handle integer register operand for 'z'.
9083 (ix86_expand_strlensi_unroll_1): Likewise.
9084 (ix86_expand_strlen): Likewise.
9085 (ix86_expand_builtin): Likewise.
9086 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
9087 mov{q}/mov{l} and add{q}/add{l}.
9089 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9091 * config/i386/i386.md (P): New mode iterator.
9092 (SFmode push_operand splitter): Macroize DImode and SImode pushes
9093 using P mode iterator.
9094 (DFmode push_operand splitter): Ditto.
9095 (XFmode push_operand splitter): Ditto.
9096 (DFmode float_extend SFmode push_operand splitter): Ditto.
9097 (XFmode float_extend SFmode push_operand splitter): Do not generate
9098 SImode pushes for 64bit target. Macroize Dimode and SImode
9099 pushes using P mode iterator.
9100 (XFmode float_extend DFmode push_operand splitter): Ditto.
9102 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9104 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
9105 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
9106 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
9108 (ix86_call_abi_override): Remove check for call_used_regs.
9110 2008-06-03 Richard Guenther <rguenther@suse.de>
9112 * tree-ssa-structalias.c (find_func_aliases): Add constraints
9113 for the lhs of calls if the return type contains pointers.
9115 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9117 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
9118 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
9119 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
9120 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
9121 of cfun and DEFAULT_ABI to deceide abi mode.
9123 (REG_PARM_STACK_SPACE): Removed.
9124 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
9125 (STACK_BOUNDARY): Use default target to deceide stack boundary.
9126 * config/i386/i386-protos.h (ix86_cfun_abi): New.
9127 (ix86_function_abi): Likewise.
9128 (ix86_function_type_abi): Likewise.
9129 (ix86_call_abi_override): Likewise.
9130 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
9131 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
9132 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
9133 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
9135 (X86_64_REGPARM_MAX): New.
9136 (X86_64_SSE_REGPARM_MAX): New.
9137 (X64_REGPARM_MAX): New.
9138 (X64_SSE_REGPARM_MAX): New.
9139 (X86_32_REGPARM_MAX): New.
9140 (X86_32_SSE_REGPARM_MAX): New.
9141 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
9142 (ix86_function_regparm): Handle user calling abi.
9143 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
9144 by DEFAULT_ABI versus SYSV_ABI check.
9145 (ix86_reg_parm_stack_space): New.
9146 (ix86_function_type_abi): New.
9147 (ix86_call_abi_override): New.
9148 (ix86_function_abi): New.
9149 (ix86_cfun_abi): New.
9150 (init_cumulative_args): Call abi specific initialization.
9151 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
9152 (function_arg_64): Extend SSE_REGPARM_MAX check.
9153 (function_arg (): Remove TARGET_64BIT_MS_ABI.
9154 (ix86_pass_by_reference): Likewise.
9155 (ix86_function_value_regno_p): Likewise.
9156 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
9157 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
9158 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
9159 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
9160 (setup_incoming_varargs_64): Adjust regparm for call abi.
9161 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
9162 (ix86_va_start): Likewise.
9163 (ix86_gimplify_va_arg): Likewise.
9164 (ix86_expand_prologue): Likewise.
9165 (output_pic_addr_const): Likewise.
9166 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
9167 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
9168 (x86_output_mi_thunk): Likewise.
9169 (x86_function_profiler): Likewise.
9170 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
9171 (SYSV_ABI, MS_ABI): New constants.
9173 (init_regs): Add prototype of function in regclass.c file.
9174 (OVERRIDE_ABI_FORMAT): New.
9175 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
9176 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
9177 (OUTGOING_REG_PARM_STACK_SPACE): New.
9178 (ix86_reg_parm_stack_space): New prototype.
9179 (CUMULATIVE_ARGS): Add call_abi member.
9180 (machine_function): Add call_abi member.
9181 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
9182 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
9184 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
9187 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
9188 (avr_builtin_setjmp_frame_value): New function.
9189 * config/avr/avr.md (nonlocal_goto_receiver): Define.
9190 (nonlocal_goto): Define.
9192 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
9194 * config/mips/mips.c (mips_emit_loadgp): Return early if
9195 there is nothing do to, otherwise emit a blockage if
9196 !TARGET_EXPLICIT_RELOCS || crtl->profile.
9197 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
9199 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9201 * configure.ac: Drop unneeded backslash ending up in config.in.
9202 * acinclude.m4: Likewise.
9203 * config.in: Regenerate.
9205 2008-05-26 Jan Hubicka <jh@suse.cz>
9207 * predict.c (maybe_hot_frequency_p): Break out of...
9208 (maybe_hot_bb_p): ... here.
9209 (maybe_hot_edge_p): New.
9210 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
9211 * basic-block.h (maybe_hot_edge_p): Declare.
9213 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
9215 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
9216 (*cmpfp_<mode>_cc): Ditto.
9217 (*fp_jcc_8<mode>_387): Ditto.
9218 (*fop_<MODEF:mode>_2_i387): Ditto.
9219 (*fop_<MODEF:mode>_3_i387): Ditto.
9220 (*fop_xf_2_i387): Ditto.
9221 (*fop_xf_3_i387): Ditto.
9223 2008-06-02 Tomas Bily <tbily@suse.cz>
9225 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
9227 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
9229 * config/mips/mips.c (mips_valid_offset_p): New function.
9230 (mips_valid_lo_sum_p): Likewise.
9231 (mips_classify_address): Use them.
9232 (mips_force_address): New function.
9233 (mips_legitimize_address): Use it.
9234 * config/mips/mips.md (MOVE128): New mode iterator.
9235 (movtf): Require TARGET_64BIT. Remove empty strings.
9236 (*movtf_internal): Rename to...
9237 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
9238 of "R" and use {,fp}{load,store} attributes instead of "multi".
9239 Use a separate define_split.
9240 (*movtf_mips16): New pattern.
9242 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
9244 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
9245 * config/mips/mips.c (mips_expand_before_return): New function.
9246 (mips_expand_epilogue): Call it.
9247 * config/mips/mips.md (return): Turn into a define_expand.
9248 (*return): New insn.
9250 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
9252 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
9253 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
9254 functions. Do not emit uses and clobbers of CONCATs; individually
9255 use and clobber their operands.
9256 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
9257 gen_clobber, emit_use and gen_use.
9258 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
9259 (expand_builtin_return): Likewise.
9260 * cfgbuild.c (count_basic_blocks): Likewise.
9261 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
9262 * explow.c (emit_stack_restore): Likewise.
9263 * expmed.c (extract_bit_field_1): Likewise.
9264 * expr.c (convert_move, emit_move_complex_parts): Likewise.
9265 (emit_move_multi_word, store_constructor): Likewise.
9266 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
9267 (thread_prologue_and_epilogue_insns): Likewise.
9268 * lower-subreg.c (resolve_simple_move): Likewise.
9269 * optabs.c (widen_operand, expand_binop): Likewise.
9270 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
9271 * reload.c (find_reloads): Likewise.
9272 * reload1.c (eliminate_regs_in_insn): Likewise.
9273 * stmt.c (expand_nl_goto_receiver): Likewise.
9274 * config/alpha/alpha.md (builtin_longjmp): Likewise.
9275 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
9276 * config/arm/arm.c (arm_load_pic_register): Likewise.
9277 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
9278 * config/arm/arm.md (untyped_return): Likewise.
9279 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
9280 * config/avr/avr.c (expand_prologue): Likewise.
9281 * config/bfin/bfin.c (do_unlink): Likewise.
9282 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
9283 * config/cris/cris.c (cris_expand_prologue): Likewise.
9284 * config/darwin.c (machopic_indirect_data_reference): Likewise.
9285 (machopic_legitimize_pic_address): Likewise.
9286 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
9287 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
9288 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
9289 (ix86_expand_convert_uns_didf_sse): Likewise.
9290 (ix86_expand_vector_init_general): Likewise.
9291 * config/ia64/ia64.md (eh_epilogue): Likewise.
9292 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
9293 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
9294 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
9295 (config/iq2000/iq2000.c): Likewise.
9296 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9297 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
9298 (builtin_longjmp): Likewise.
9299 * config/mn10300/mn10300.md (call, call_value): Likewise.
9300 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
9301 * config/pdp11/pdp11.md (abshi2): Likewise.
9302 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9303 * config/s390/s390.c (s390_emit_prologue): Likewise.
9304 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
9305 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
9306 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
9307 * config/sh/sh.c (prepare_move_operands): Likewise.
9308 (output_stack_adjust, sh_expand_epilogue): Likewise.
9309 (sh_set_return_address, sh_expand_t_scc): Likewise.
9310 * config/sparc/sparc.c (load_pic_register): Likewise.
9311 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
9312 * config/spu/spu.c (spu_expand_epilogue): Likewise.
9313 * config/v850/v850.c (expand_epilogue): Likewise.
9315 2008-05-31 Anatoly Sokolov <aesok@post.ru>
9317 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
9318 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
9319 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
9320 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
9321 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
9322 stack pointer register.
9323 (output_movhi): Remove code for interrupt specific writing to the
9324 stack pointer register.
9326 2008-05-31 Richard Guenther <rguenther@suse.de>
9328 PR tree-optimization/34244
9329 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
9330 (tree_expr_nonzero_warnv_p): Likewise.
9331 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
9332 ssa_name_nonnegative_p.
9333 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
9334 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
9335 not tree_expr_nonzero_warnv_p.
9337 PR tree-optimization/36262
9339 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
9341 PR tree-optimization/34244
9342 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
9343 (record_numbers_of_iterations): New function.
9344 (execute_vrp): Cache the numbers of iterations of loops.
9345 * tree-scalar-evolution.c (scev_reset_except_niters):
9347 (scev_reset): Use scev_reset_except_niters.
9348 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
9350 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
9352 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9353 __WORKAROUND_RETS when appropriate.
9355 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
9357 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
9358 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
9360 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
9361 *fop_df_comm_sse insn patterns using MODEF mode iterator.
9362 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
9363 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
9364 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
9365 *fop_df_1_mixed insn patterns using MODEF mode iterator.
9366 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
9367 *fop_df_1_sse insn patterns using MODEF mode iterator.
9368 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
9369 *fop_df_1_i387 insn patterns using MODEF mode iterator.
9370 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
9371 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
9372 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
9373 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
9374 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
9375 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
9376 (*fop_xf_4_i387): Use <MODE> for mode attribute.
9377 (*fop_xf_5_i387): Ditto.
9378 (*fop_xf_6_i387): Ditto.
9380 2008-05-30 Richard Guenther <rguenther@suse.de>
9382 * builtins.c (build_string_literal): Avoid generating
9383 a non-gimple_val result.
9385 2008-05-30 DJ Delorie <dj@redhat.com>
9387 * exec-tool.in: Use an environment variable (private) instead of a
9388 file (shared) as a semaphore, so as to not break parallel builds.
9390 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
9392 * optabs.c (maybe_encapsulate_block): Remove.
9393 (emit_libcall_block): Adjust accordingly.
9394 * optabs.h (maybe_encapsulate_block): Remove prototype.
9396 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
9397 Don't use maybe_encapsulate_block.
9399 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
9401 * config/rs6000/rs6000.c (rs6000_legitimize_address,
9402 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
9403 rtx is a SYMBOL_REF before calling get_pool_constant.
9405 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
9407 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
9409 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
9411 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
9412 rather than OS names to choose INO_T_EQ definition.
9413 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
9414 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
9416 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
9419 * config/darwin-f.c: New.
9420 * config/t-darwin: Added rule to build darwin-f.o.
9421 * config.gcc: Defined new variable, fortran_target_objs.
9422 (*-*-darwin*): Set fortran_target_objs.
9423 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
9424 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
9425 * configure: Regenerated.
9427 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
9430 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
9431 canonical type if needed.
9433 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
9435 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
9437 2008-05-29 Richard Guenther <rguenther@suse.de>
9439 PR tree-optimization/36343
9440 PR tree-optimization/36346
9441 PR tree-optimization/36347
9442 * tree-flow.h (clobber_what_p_points_to): Declare.
9443 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
9444 pointed-to variable is dereferenced is irrelevant to whether
9445 the pointer can access the pointed-to variable.
9446 (clobber_what_p_points_to): New function.
9447 * tree-ssa-alias.c (set_initial_properties): Use it.
9448 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
9449 call clobber check for NMTs.
9451 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
9453 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
9454 for printing gcov_type.
9456 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
9458 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
9459 and the eh region information.
9460 * value-prof.c (gimple_move_stmt_histograms): New function.
9461 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
9463 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
9465 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
9467 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
9469 * value-prof.c (tree_ic_transform): Print counts.
9470 * tree-profile.c (tree_gen_ic_func_profiler):
9471 Clear __gcov_indreict_call_callee variable to avoid misattribution
9474 2008-05-28 Rafael Espindola <espindola@google.com>
9476 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
9479 2008-05-28 Richard Guenther <rguenther@suse.de>
9481 PR tree-optimization/36339
9482 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
9483 and clobbering code out of the loop.
9485 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
9487 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
9490 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
9491 s390_contiguous_bitmask_p, s390_symref_operand_p,
9492 s390_check_symref_alignment, s390_reload_larl_operand,
9493 s390_reload_symref_address): New functions.
9494 (s390_branch_condition_mnemonic): Support compare and branch
9496 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
9497 and 'W' constraints.
9498 (s390_secondary_reload): Add secondary reloads for unaligned
9499 symbol refs or symbol refs to floating point or QI/TI mode
9501 (legitimate_address_p): Accept symbol references as addresses.
9502 (s390_expand_insv): Use rotate and insert selected bits
9503 instruction for insv when building for z10.
9504 (print_operand_address): Handle symbol ref addresses.
9505 (print_operand): Output modifier 'c' added for signed byte values.
9506 (s390_encode_section_info): Mark symbol refs with
9507 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
9509 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
9510 (length attribute): RRF, RRR have 4 byte length.
9511 (FPALL, INTALL): New mode iterators added.
9512 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
9513 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
9514 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
9515 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
9516 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
9517 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
9518 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
9519 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
9521 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
9522 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
9523 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
9524 reload<INTALL:mode><P:mode>_toreg_z10,
9525 reload<FPALL:mode><P:mode>_tomem_z10,
9526 reload<FPALL:mode><P:mode>_toreg_z10,
9527 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
9528 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
9529 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
9530 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
9532 (movmem, clrmem, cmpmem): New splitters added.
9534 * config/s390/predicates.md (larl_operand): Use
9535 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
9536 SYMBOL_REF_ALIGN1_P.
9537 (s390_signed_integer_comparison,
9538 s390_unsigned_integer_comparison): New predicates.
9540 * config/s390/s390-protos.h (s390_check_symref_alignment,
9541 s390_contiguous_bitmask_p, s390_reload_larl_operand,
9542 s390_reload_symref_address,
9543 s390_compare_and_branch_condition_mask): Prototypes added.
9545 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
9546 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
9547 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
9549 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
9551 * config/s390/s390.c (z10_cost): New cost function for z10.
9552 (s390_handle_arch_option, override_options): Support -march=z10 switch.
9553 (s390_issue_rate): Adjust issue rate for z10.
9554 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
9555 (processor_flags): Add PF_Z10.
9556 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
9557 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
9558 * gcc/config.gcc: Add z10.
9560 2008-05-28 Richard Guenther <rguenther@suse.de>
9562 PR tree-optimization/36291
9563 * tree-flow. h (struct gimple_df): Remove var_anns member.
9564 * tree-flow-inline.h (gimple_var_anns): Remove.
9565 (var_ann): Simplify.
9566 * tree-dfa.c (create_var_ann): Simplify.
9567 (remove_referenced_var): Clear alias info from var_anns of globals.
9568 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
9569 (delete_tree_ssa): Clear alias info from var_anns of globals.
9570 Do not free var_anns.
9571 (var_ann_eq): Remove.
9572 (var_ann_hash): Likewise.
9574 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
9576 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
9577 and loongson2f entries.
9578 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
9579 * config/mips/mips.h (processor_type): Add Loongson-2E
9580 and Loongson-2F entries.
9581 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
9582 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
9583 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
9584 * doc/invoke.texi (MIPS Options): Document loongson2e
9585 and loongson2f processor names.
9587 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
9591 * config/i386/i386.c (ix86_function_arg_boundary): Use
9592 alignment of canonical type.
9593 (ix86_expand_vector_move): Check unaligned memory access for
9596 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
9598 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
9599 Moved to the front of file.
9601 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
9602 H.J. Lu <hongjiu.lu@intel.com>
9604 * dwarf2out.c (current_fde): New.
9606 (lookup_cfa:): Likewise.
9607 (dwarf2out_end_epilogue): Likewise.
9608 (dwarf2out_note_section_used): Likewise.
9610 2008-05-27 Michael Matz <matz@suse.de>
9613 * c.opt (Wenum-compare): New warning option.
9614 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
9616 2008-05-27 Michael Matz <matz@suse.de>
9619 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
9621 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
9622 into memory as tail calls.
9624 2008-05-27 Richard Guenther <rguenther@suse.de>
9626 PR tree-optimization/36339
9627 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
9628 pointers cause all addressable variables to be call clobbered.
9630 2008-05-27 Richard Guenther <rguenther@suse.de>
9632 PR tree-optimization/36245
9633 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
9635 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
9637 * config/s390/s390.md: Replace all occurences of the 'm'
9638 constraint with 'RT'.
9640 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
9642 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
9644 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
9646 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
9647 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
9648 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
9650 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
9652 * reload.c: (find_reloads): Skip alternatives according to the
9653 "enabled" attribute. Constify the constraint variable.
9654 * recog.c (get_attr_enabled): Add default implementation.
9655 (extract_insn): Set the alternative_enabled_p array
9656 in the recog_data struct.
9657 (preprocess_constraints, constrain_operands): Skip
9658 alternatives according to the "enabled" attribute
9659 * recog.h (struct recog_data): New field alternative_enabled_p.
9660 (skip_alternative): New inline function.
9661 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
9662 (record_reg_classes): Skip alternative according to the
9663 "enabled" attribute.
9665 * doc/md.texi: Add documention for the "enabled" attribute.
9667 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
9669 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
9670 * postreload.c (reload_cse_simplify_operands): Replace 'm'
9671 constraint with TARGET_MEM_CONSTRAINT.
9672 * recog.c (asm_operand_ok, preprocess_constraints,
9673 constrain_operands): Likewise.
9674 * regclass.c (record_reg_classes): Likewise.
9675 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
9676 * reload1.c (maybe_fix_stack_asms): Likewise.
9677 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
9678 * recog.h: Adjust comment.
9679 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
9680 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
9681 * doc/md.texi: Add a note to description of 'm' constraint.
9682 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
9684 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
9686 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
9687 that the bitfield is of integral type before testing its precision.
9689 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9690 Sa Liu <saliu@de.ibm.com>
9692 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
9693 __modti3, __udivti3, __umodti3 and __udivmodti4.
9694 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
9695 that implement TImode mul and div functions.
9696 * config/spu/multi3.c: New. Implement __multi3.
9697 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
9698 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
9701 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
9703 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
9704 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
9705 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
9706 tls_sysv_suffix): New mode and mode attribute iterators.
9707 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
9708 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
9709 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
9710 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
9711 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
9714 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
9716 PR tree-optimization/36329
9717 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
9718 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
9719 * cgraphbuild.c (initialize_inline_failed): Use the latter
9720 macro in lieu of the former.
9721 * ipa-inline.c (cgraph_mark_inline): Likewise.
9722 (cgraph_decide_inlining_of_small_function): Likewise.
9723 (cgraph_decide_inlining): Likewise.
9724 (cgraph_decide_inlining_incrementally): Likewise.
9726 2008-05-26 Tristan Gingold <gingold@adacore.com>
9727 Anatoly Sokolov <aesok@post.ru>
9729 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
9730 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
9731 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
9732 optimization for 'avr6' architecture.
9734 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
9737 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
9739 2008-05-26 Richard Guenther <rguenther@suse.de>
9741 * tree-ssa-sccvn.c (expr_has_constants): Declare.
9742 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
9744 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
9747 * caller-save.c (insert_restore): Verify alignment of spill space.
9748 (insert_save): Likewise.
9749 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
9750 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
9751 (STACK_SLOT_ALIGNMENT): Likewise.
9752 * function.c (LOCAL_ALIGNMENT): Removed.
9753 (get_stack_local_alignment): New.
9754 (assign_stack_local): Use it. Set alignment on stack slot.
9755 (assign_stack_temp_for_type): Use get_stack_local_alignment.
9756 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
9757 (STACK_SLOT_ALIGNMENT): New.
9758 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
9759 stack slot in XFmode.
9761 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
9763 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
9766 * config/i386/i386.md (allocate_stack_worker_64): Make sure
9767 argument operand in rax isn't removed.
9769 2008-05-26 Richard Guenther <rguenther@suse.de>
9772 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
9773 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
9775 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
9778 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
9780 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
9782 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
9783 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
9785 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
9787 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
9788 build a trampoline if we don't want one.
9789 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
9790 return zero for nested functions if we don't want a trampoline.
9792 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
9794 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
9796 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
9799 * c.opt: Removed undocumented option '-lang-fortran'.
9800 * c-common.h: Removed global variable 'lang_fortran'.
9801 * c-opts.c (c_common_handle_option): Removed code to handle
9802 option '-lang-fortran'. Updated includes.
9803 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
9804 definition of '__GFORTRAN__'.
9805 (define__GNUC__): Reimplemented to use BASEVER and
9806 cpp_define_formatted.
9807 (builtin_define_with_value_n): Removed.
9808 * c-incpath.h: Renamed to ...
9809 * incpath.h: ... this.
9810 * c-incpath.c: Renamed to ...
9811 * incpath.c: ... this. Updated includes.
9812 * fix-header.c: Updated includes.
9813 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
9814 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
9815 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
9817 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
9819 * tree.h: Update the table of flags used on tree nodes.
9820 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
9821 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
9822 (FORCED_LABEL): Add access check.
9823 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
9824 (ASM_INPUT_P): Likewise.
9825 (ASM_VOLATILE_P): Likewise.
9826 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
9827 (OMP_SECTION_LAST): Access private_flag directly.
9828 (OMP_RETURN_NOWAIT): Likewise.
9829 (OMP_PARALLEL_COMBINED): Likewise.
9830 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
9831 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
9832 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
9833 deprecated_flag directly.
9835 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
9837 * final.c (frame_pointer_needed): Removed.
9838 * flags.h (frame_pointer_needed): Likewise.
9840 * function.h (rtl_data): Add frame_pointer_needed.
9841 (frame_pointer_needed): New.
9843 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
9845 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
9847 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
9849 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
9852 2008-05-25 Alan Modra <amodra@bigpond.net.au>
9854 * c-common.c (strip_array_types): Move function to..
9856 (get_inner_array_type): Delete.
9857 * c-common.h (strip_array_types): Move declaration to..
9859 (get_inner_array_type): Delete.
9860 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
9861 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
9862 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
9863 * config/pa/pa.c (emit_move_sequence): Likewise.
9865 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
9867 * config/i386/i386.md (*sse_prologue_save_insn): Set length
9870 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
9872 * function.c: Include target hook for nonlocal_goto frame value.
9874 2008-05-24 Richard Guenther <rguenther@suse.de>
9876 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
9877 variable can be only accessed through a pointer or a union.
9879 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9881 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
9882 * doc/extend.texi: Likewise.
9884 2008-05-23 DJ Delorie <dj@redhat.com>
9886 * config/m32c/jump.md (untyped_call): Add.
9888 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
9890 (m32c_address_cost): Detail costs for indirect offsets.
9892 2008-05-23 Rafael Espindola <espindola@google.com>
9894 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
9895 if a node is a SUBREG.
9896 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
9899 2008-05-23 Paul Brook <paul@codesourcery.com>
9900 Carlos O'Donell <carlos@codesourcery.com>
9902 * doc/extend.texi: Clarify use of __attribute__((naked)).
9903 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
9904 * target.h (gcc_target): Add allocate_stack_slots_for_args.
9905 * function.c (use_register_for_decl): Use
9906 targetm.calls.allocate_stack_slots_for_args.
9907 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
9908 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
9909 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
9911 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
9913 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
9915 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
9917 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
9918 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
9919 is only rounded once.
9921 2008-05-23 Richard Guenther <rguenther@suse.de>
9923 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
9925 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
9926 Jakub Jelinek <jakub@redhat.com>
9929 * configure.ac: Handle --enable-cld.
9930 * configure: Regenerated.
9931 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
9932 * config/i386/i386.h (struct machine_function): Add needs_cld field.
9933 (ix86_current_function_needs_cld): New define.
9934 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
9935 (cld): New isns pattern.
9936 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
9937 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
9938 * config/i386/i386.opt (mcld): New option.
9939 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
9940 TARGET_CLD and ix86_current_function_needs_cld.
9941 (override_options): Use -mcld by default for 32-bit code if
9944 * doc/install.texi (Options specification): Document --enable-cld.
9945 * doc/invoke.texi (Machine Dependent Options)
9946 [i386 and x86-64 Options]: Add -mcld option.
9947 (Intel 386 and AMD x86-64 Options): Document -mcld option.
9949 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
9950 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
9951 (return_in_memory_64): Likewise.
9952 (return_in_memory_ms_64): Likewise.
9954 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9956 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
9957 * builtins.c (fold_builtin_fpclassify): New.
9958 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
9959 * builtins.def (BUILT_IN_FPCLASSIFY): New.
9960 * c-common.c (handle_type_generic_attribute): Adjust to accept
9961 fixed arguments before an elipsis.
9962 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
9963 * doc/extend.texi: Document __builtin_fpclassify.
9965 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
9967 * omp-low.c (gate_expand_omp_ssa): Remove.
9968 (pass_expand_omp_ssa): Remove.
9969 (gate_expand_omp): Do not check for flag_openmp_ssa.
9970 * common.opt (-fopenmp-ssa): Remove.
9971 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
9973 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
9975 * config/sh/sh.opt (mfixed-range): New option.
9976 * config/sh/sh-protos.h (sh_fix_range): Declare.
9977 * config/sh/sh.c (sh_fix_range): New function.
9978 * config/sh/sh.h (sh_fixed_range_str): Declare.
9979 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
9981 * doc/invoke.texi (SH Options): Document -mfixed-range.
9983 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
9985 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
9986 it before the redeclaration.
9988 2008-05-22 Anatoly Sokolov <aesok@post.ru>
9990 * config/avr/avr.c (get_sequence_length): Add new function.
9991 (expand_prologue, expand_epilogue): Remove duplicate code.
9993 2008-05-22 Rafael Espindola <espindola@google.com>
9995 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
9998 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
10000 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
10001 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
10003 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
10004 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
10005 (vect_update_misalignment_for_peel): Likewise.
10006 (vector_alignment_reachable_p): Likewise.
10007 * tree-vect-transform.c (vectorizable_load): Likewise.
10008 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10009 (get_vectype_for_scalar_type): Pass mode of scalar_type
10010 to UNITS_PER_SIMD_WORD.
10012 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
10013 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
10014 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
10015 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
10016 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
10018 2008-05-22 Ira Rosen <irar@il.ibm.com>
10020 PR tree-optimization/36293
10021 * tree-vect-transform.c (vect_transform_strided_load): Don't check
10022 if the first load must be skipped because of a gap.
10024 2008-05-22 Richard Guenther <rguenther@suse.de>
10026 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
10027 more cases of offset disambiguation that is possible if
10028 strict-aliasing rules apply.
10029 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
10030 for basic offset and type-based disambiguation.
10032 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10034 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
10035 ix86_expand_vector_set on V16QImode for SSE4.1.
10037 2008-05-21 Tom Tromey <tromey@redhat.com>
10039 * c.opt (Wimport): Mark as undocumented.
10040 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
10042 (Warning Options): Likewise.
10043 * doc/cppopts.texi: Don't mention -Wimport.
10045 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
10047 PR tree-optimization/36287
10048 PR tree-optimization/36286
10049 * lambda-code.c (build_access_matrix): Do not use the loop->num
10050 for computing the number of induction variables: use the loop depth
10053 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
10056 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
10057 option -f(no-)leading-underscore.
10059 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10061 * config/i386/i386.c (ix86_expand_vector_init_general): Use
10062 GET_MODE_NUNITS (mode).
10064 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
10066 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
10067 (-mmulhw): Add 464 to description.
10068 (-mdlmzb): Likewise.
10069 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
10070 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
10072 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
10073 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
10074 * config/rs6000/rs6000.md: Update comments for 464.
10076 2008-05-21 Janis Johnson <janis187@us.ibm.com>
10078 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
10080 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10082 * config/i386/sse.md (vec_extractv4sf): Removed.
10083 (vec_extractv2df): Likewise.
10084 (vec_extractv2di): Likewise.
10085 (vec_extractv4si): Likewise.
10086 (vec_extractv8hi): Likewise.
10087 (vec_extractv16qi): Likewise.
10088 (vec_extract<mode>): New.
10090 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10092 * config/i386/sse.md (vec_setv4sf): Removed.
10093 (vec_setv2df): Likewise.
10094 (vec_setv2di): Likewise.
10095 (vec_setv4si): Likewise.
10096 (vec_setv8hi): Likewise.
10097 (vec_setv16qi): Likewise.
10098 (vec_set<mode>): New.
10100 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10102 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
10103 goto for vec_concat and vec_interleave.
10105 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10107 * config/i386/sse.md (vec_initv4sf): Removed.
10108 (vec_initv2df): Likewise.
10109 (vec_initv2di): Likewise.
10110 (vec_initv4si): Likewise.
10111 (vec_initv8hi): Likewise.
10112 (vec_initv16qi): Likewise.
10113 (vec_init<mode>): New.
10115 2008-05-21 Joseph Myers <joseph@codesourcery.com>
10117 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
10119 2008-05-21 Tom Tromey <tromey@redhat.com>
10121 * ggc-zone.c (lookup_page_table_if_allocated): New function.
10122 (zone_find_object_offset): Likewise.
10123 (gt_ggc_m_S): Likewise.
10124 (highest_bit): Likewise.
10125 * ggc-page.c (gt_ggc_m_S): New function.
10126 * stringpool.c (string_stack): Remove.
10127 (init_stringpool): Update.
10128 (ggc_alloc_string): Use ggc_alloc.
10129 (maybe_delete_ident): New function.
10130 (ggc_purge_stringpool): Likewise.
10131 (gt_ggc_m_S): Remove.
10132 * ggc-common.c (ggc_protect_identifiers): New global.
10133 (ggc_mark_roots): Call ggc_purge_stringpool. Use
10134 ggc_protect_identifiers.
10135 * ggc.h (ggc_protect_identifiers): Declare.
10136 (gt_ggc_m_S): Update.
10137 (ggc_purge_stringpool): Declare.
10138 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
10139 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
10141 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
10143 2008-05-21 David S. Miller <davem@davemloft.net>
10145 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
10148 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
10150 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
10153 2008-05-20 David Daney <ddaney@avtrex.com>
10155 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
10156 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
10157 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
10158 UNSPEC_UPDATE_GOT_VERSION): Renumber.
10159 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
10160 (atomic_hiqi_op): New define_code_iterator.
10161 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
10162 mips_expand_compare_and_swap_12.
10163 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
10164 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
10165 (sync_<optab><mode>, sync_old_<optab><mode>,
10166 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
10167 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
10168 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
10169 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
10170 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
10171 (test_and_set_12): New insn.
10172 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
10173 sync_new_<optab><mode>, sync_old_nand<mode>,
10174 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
10175 clobber to operand 0 for SI and DI mode insns.
10176 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
10177 mips_gen_fn_4): New typedefs.
10178 (mips_gen_fn_ptrs): Define new union type.
10179 (mips_expand_compare_and_swap_12): Remove declaration.
10180 (mips_expand_atomic_qihi): Declare function.
10181 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
10182 (mips_expand_atomic_qihi): ... this. Use new generator function
10184 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
10185 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
10186 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
10187 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
10188 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
10189 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
10190 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
10191 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
10192 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
10193 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
10196 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
10198 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
10201 2008-05-20 Anatoly Sokolov <aesok@post.ru>
10203 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
10204 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
10205 (avr_attribute_table): Add 'OS_main' function attribute.
10206 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
10207 functions with 'OS_main' attribute.
10209 2008-05-20 Richard Guenther <rguenther@suse.de>
10211 PR tree-optimization/35204
10212 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
10213 helper, split out from ...
10214 (DFS): ... here. Make the DFS walk non-recursive.
10216 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
10217 Jan Sjodin <jan.sjodin@amd.com>
10219 PR tree-optimization/36181
10220 * tree-parloops.c (loop_has_vector_phi_nodes): New.
10221 (parallelize_loops): Don't parallelize when the loop has vector
10224 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
10225 Sebastian Pop <sebastian.pop@amd.com>
10227 * tree-loop-linear.c (gather_interchange_stats): Look in the access
10228 matrix, and never look at the tree representation of the memory
10230 (linear_transform_loops): Computes parameters and access matrices.
10231 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
10233 (access_matrix_get_index_for_parameter): New.
10234 * tree-data-ref.h (struct access_matrix): New.
10235 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
10236 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
10237 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
10238 am_vector_index_for_loop): New.
10239 (struct data_reference): Add field access_matrix.
10240 (DR_ACCESS_MATRIX): New.
10241 (compute_data_dependences_for_loop): Update declaration.
10242 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
10243 * lambda.h (lambda_vector_vec_p): Declared.
10244 * lambda-code.c: Depend on pointer-set.h.
10245 (lambda_collect_parameters_from_af, lambda_collect_parameters,
10246 av_for_af_base, av_for_af, build_access_matrix,
10247 lambda_compute_access_matrices): New.
10248 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
10250 2008-05-20 Joseph Myers <joseph@codesourcery.com>
10252 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
10253 $SOURCEDIR/include.
10255 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
10256 Sebastian Pop <sebastian.pop@amd.com>
10258 PR tree-optimization/36206
10259 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
10261 (instantiate_scev_1): Rename flags to fold_conversions.
10262 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
10263 outeside instantiation_loop.
10264 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
10265 (evolution_function_is_affine_or_constant_p): Removed.
10266 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
10268 (analyze_siv_subscript): Pass in the loop nest number.
10269 Call evolution_function_is_affine_in_loop instead of
10270 evolution_function_is_affine_p.
10271 (analyze_overlapping_iterations): Pass in the loop nest number.
10273 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
10274 Sebastian Pop <sebastian.pop@amd.com>
10276 PR tree-optimization/36206
10277 * tree-chrec.h (chrec_fold_op): New.
10278 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
10281 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
10283 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
10285 (remove_duplicates): Do not set inode on non-inode systems.
10288 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
10290 * config.gcc (tm_file): Update comments about relative pathnames.
10292 2008-05-20 Richard Guenther <rguenther@suse.de>
10294 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
10295 * tree-ssa-sccvn.c (process_scc): Likewise.
10296 * tree-ssa-sink.c (execute_sink_code): Likewise.
10297 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
10298 * tree-vrp.c (process_assert_insertions): Likewise.
10299 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
10300 (perform_tree_ssa_dce): Likewise.
10301 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
10302 (dump_dominator_optimization_stats): Likewise.
10303 * tree-vectorizer.c (vectorize_loops): Likewise.
10305 2008-05-20 Richard Guenther <rguenther@suse.de>
10307 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
10309 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
10311 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
10312 (ix86_i386elf_return_in_memory): Likewise.
10313 (ix86_i386interix_return_in_memory): Likewise.
10314 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
10315 (SUBTARGET_RETURN_IN_MEMORY): New.
10316 * config/i386/i386elf.h: Likewise.
10317 * config/i386/ptx4-i.h: Likewise.
10318 * config/i386/sol2-10.h: Likewise.
10319 * config/i386/sysv4.h: Likewise.
10320 * config/i386/vx-common.h: Likewise.
10321 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
10322 * config/i386/i386.c (ix86_return_in_memory): Made static and
10323 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
10324 (ix86_i386elf_return_in_memory): Removed.
10325 (ix86_i386interix_return_in_memory): Removed.
10326 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
10327 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
10329 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
10331 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
10333 2008-05-19 Xinliang David Li <davidxl@google.com>
10335 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
10337 * common.opt: Ditto.
10338 * doc/invoke.texi: Ditto.
10340 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
10342 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
10343 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
10345 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
10347 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
10348 sizes of operand array from 8/4 to 4/2.
10349 (ix86_expand_vector_init_general): Change size of operand array
10350 from 32 to 16. Remove op0, op1 and half_mode.
10352 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
10354 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
10355 (ix86_expand_vector_init_interleave): Likewise.
10356 (ix86_expand_vector_init_general): Use them. Assert
10357 word_mode == SImode when n_words == 4.
10359 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
10361 * config/i386/i386.c (ix86_secondary_reload): New static function.
10362 (TARGET_SECONDARY_RELOAD): New define.
10363 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
10364 * config/i386/i386.md (reload_outqi): Remove.
10366 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10368 PR middle-end/35509
10369 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
10370 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
10371 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
10372 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
10373 (fold_builtin_1): Likewise.
10374 * builtins.def (BUILT_IN_ISINF_SIGN): New.
10375 c-common.c (check_builtin_function_arguments): Handle
10376 BUILT_IN_ISINF_SIGN.
10377 * doc/extend.texi: Document __builtin_isinf_sign.
10378 * fold-const.c (operand_equal_p): Handle COND_EXPR.
10380 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
10382 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
10383 EH cleanup at the end of the pass, search for those that have been
10384 turned into forwarder blocks and do the cleanup on their successor.
10386 2008-05-18 Richard Guenther <rguenther@suse.de>
10388 * tree-cfg.c (verify_gimple_expr): Allow conversions from
10389 pointers to sizetype and vice versa.
10391 2008-05-18 Xinliang David Li <davidxl@google.com>
10393 * gcc/tree-ssa-dce.c: Coding style fix.
10394 (check_pow): Documentation comment.
10395 (check_log): Documenation comment. Coding style fix.
10396 (is_unnecessary_except_errno_call): Ditto.
10397 (gen_conditions_for_pow): Ditto.
10398 (gen_conditions_for_log): Ditto.
10399 (gen_shrink_wrap_conditions): Ditto.
10400 (shrink_wrap_one_built_in_calls): Ditto.
10401 * gcc/doc/invoke.texi: Better documentation string.
10402 * ChangeLog: Fix wrong change log entries from
10403 May 17 checkin on function call DCE.
10405 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
10407 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
10409 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
10411 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
10412 * df-problems.c (simulation routines): Fixed block comment to
10413 properly say how to add forwards scanning functions.
10415 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
10417 * tree-inline.c (setup_one_parameter): Remove dead code.
10419 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
10421 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
10422 a BIT_AND_EXPR only for an INTEGER_TYPE.
10424 2008-05-17 Xinliang David Li <davidxl@google.com>
10426 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
10427 (check_pow, check_log, is_unnecessary_except_errno_call): New
10428 functions to check for eliminating math functions that are pure
10429 except for setting errno.
10430 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
10431 general condition expressions for shrink-wrapping pow/log calls.
10432 (gen_shrink_wrap_conditions): Ditto.
10433 (shrink_wrap_one_built_in_call): Ditto.
10434 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
10435 (mark_operand_necessary): If debugging, output if OP is necessary.
10436 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
10438 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
10440 * gcc/common.opt: New user flag -ftree-builtin-dce.
10441 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
10443 2008-05-16 David S. Miller <davem@davemloft.net>
10445 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
10446 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
10448 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
10451 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
10453 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10455 * ifcvt.c (dead_or_predicable): Rename
10456 df_simulate_one_insn_backwards to df_simulate_one_insn.
10457 * recog.c (peephole2_optimize): Ditto.
10458 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
10460 * df.h: Rename df_simulate_one_insn_backwards to
10461 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
10462 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
10463 scanning of defs and uses.
10464 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
10465 (df_simulate_one_insn_forwards): Removed.
10467 2008-05-16 Doug Kwan <dougkwan@google.com>
10469 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
10471 (real_from_string): Handle NaNs and Inf as approriate.
10473 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
10475 * doc/gty.texi (Source Files Containing Type Information): Note
10476 that headers should appear first in the gtfiles list.
10478 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10480 * tree.def (COND_EXEC): Properly documented this code.
10482 2008-05-16 Diego Novillo <dnovillo@google.com>
10484 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
10485 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
10488 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10490 * tree-ssa-dse (max_stmt_uid): Removed.
10491 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
10492 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
10493 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
10494 * function.h (cfun.last_stmt_uid): New field.
10495 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
10496 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
10498 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
10499 (create_stmt_ann): Initialize the ann->uid field.
10500 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
10502 * tree-flow.h (renumber_gimple_stmt_uids): New function.
10504 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
10506 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
10507 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
10508 (init_empty_tree_cfg): Call it.
10510 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10512 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
10515 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10517 * doc/invoke.text (-fdump-tree-*-verbose): New option.
10518 * tree-dump.c (dump_options): New verbose option.
10519 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
10521 * tree-pass.h (TDF_VERBOSE): New dump flag.
10522 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
10523 (tree-flow.h): Added include.
10524 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
10526 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
10528 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
10530 From Jie Zhang <jie.zhang@analog.com>
10531 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10532 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
10533 mcpu=bf561-none and mcpu=bf561-0.2.
10534 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10535 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
10536 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10537 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
10538 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
10539 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
10540 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
10542 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
10543 (cputype_selected): Remove.
10544 (bfin_handle_option): Don't use cputype_selected.
10545 (override_options): When no mcpu option, enable all workarounds.
10546 Don't use bfin_workarounds.
10547 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
10549 (DEFAULT_CPU_TYPE): Don't define.
10551 2008-05-16 Richard Guenther <rguenther@suse.de>
10553 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
10554 on deletion of the last stmt.
10556 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
10558 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
10559 V8HImode for SSE2 and V16QImode for SSE4.1.
10561 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10563 * cgraph.h (compute_inline_parameters): Made public.
10564 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
10565 variable_generate_summary, function_write_summary,
10566 variable_write_summary, variable_read_summary. Added generate_summary,
10567 write_summary, read_summary.
10568 * cgraphunit.c (cgraph_process_new_functions): Changed call from
10569 pass_ipa_inline.function_generate_summary, to
10570 compute_inline_parameters.
10571 * ipa-inline.c (compute_inline_parameters): Made public and added
10573 (compute_inline_parameters_for_current): New function.
10574 (pass_inline_param): Now calls compute_inline_parameters_for_current.
10575 (inline_generate_summary): Removed parameter and made to loop over
10577 (pass_ipa_inline): Updated for new IPA_PASS structure.
10578 * passes.c (execute_ipa_summary_passes): Now is called once per
10579 pass rather than once per node*pass.
10581 2008-05-15 Anatoly Sokolov <aesok@post.ru>
10583 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
10584 avr_have_mul_p, avr_asm_only_p): Remove variables.
10585 (avr_override_options): Remove initialization of removed variables.
10586 (avr_file_start): Convert removed variables to fields of
10587 'struct base_arch_s *avr_current_arch'.
10588 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
10589 (AVR_HAVE_MUL): (Ditto.).
10590 (AVR_HAVE_MOVW): (Ditto.).
10591 (AVR_HAVE_LPMX): (Ditto.).
10592 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
10593 avr_asm_only_p): Remove declaration.
10595 2008-05-15 Diego Novillo <dnovillo@google.com>
10597 * config/arm/arm.c (arm_return_in_memory): Fix return type.
10598 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
10600 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
10602 PR middle-end/36194
10603 * combine.c (check_conversion): Rename back to check_promoted_subreg.
10604 Don't call record_truncated_value from here.
10605 (record_truncated_value): Turn it into a for_each_rtx callback.
10606 (record_truncated_values): New function.
10607 (combine_instructions): Call note_uses with record_truncated_values.
10608 Change name of check_conversion to check_promoted_subreg.
10610 2008-05-15 Janis Johnson <janis187@us.ibm.com>
10612 * doc/sourcebuild.texi: Document support for torture tests.
10614 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
10616 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
10617 to alternative 4 of operand 2.
10619 2008-05-15 Richard Guenther <rguenther@suse.de>
10621 * tree-pass.h (current_pass): Declare.
10622 (get_pass_for_id): Likewise.
10623 * passes.c (passes_by_id, passes_by_id_size): New globals.
10624 (set_pass_for_id): New function.
10625 (get_pass_for_id): Likewise.
10626 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
10627 (execute_function_todo): Flush per function statistics.
10628 * toplev.c (compile_file): Init statistics.
10629 (general_init): Do early statistics initialization.
10630 (finalize): Finish statistics.
10631 * statistics.h (statistics_early_init): Declare.
10632 (statistics_init): Likewise.
10633 (statistics_fini): Likewise.
10634 (statistics_fini_pass): Likewise.
10635 (statistics_counter_event): Likewise.
10636 (statistics_histogram_event): Likewise.
10637 * statistics.c: New file.
10638 * Makefile.in (OBJS-common): Add statistics.o.
10639 (statistics.o): Add dependencies.
10640 * doc/invoke.texi (-fdump-statistics): Document.
10642 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
10643 (insert): Likewise.
10644 (execute_pre): Use statistics_counter_event.
10645 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
10646 (substitute_and_fold): Increment it. Use statistics_counter_event.
10648 2008-05-15 Diego Novillo <dnovillo@google.com>
10650 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
10652 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
10653 * tree-ssa-alias.c (new_type_alias): Remove references to
10654 sub-variables from comment.
10655 * tree-ssa-operands.c (swap_tree_operands): Likewise.
10657 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
10659 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
10660 attribute to 1 only for insertps alternative.
10662 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
10664 * config/bfin/bfin.md (loadbytes): New pattern.
10665 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
10666 (bfin_init_builtins): Initialize it.
10667 (bdesc_1arg): Add it.
10669 2008-05-15 Sa Liu <saliu@de.ibm.com>
10671 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
10672 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
10673 * testsuite/lib/target-supports.exp: Add
10674 check_effective_target_fortran_integer_16.
10676 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
10678 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
10679 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
10680 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
10681 (TARGET_RETURN_IN_MEMORY): Define.
10683 2008-05-15 Richard Guenther <rguenther@suse.de>
10685 PR middle-end/36244
10686 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
10687 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
10688 represent unmodifiable vars.
10690 2008-05-15 Richard Guenther <rguenther@suse.de>
10692 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
10693 INDIRECT_REF and TARGET_MEM_REF.
10694 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
10697 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
10698 H.J. Lu <hongjiu.lu@intel.com>
10700 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
10701 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
10702 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
10703 insn alternatives. Add missing alternatives.
10704 (*vec_concatv2di_rex64_sse4_1): Likewise.
10705 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
10706 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
10707 Require TARGET_SSE.
10709 2008-05-15 Richard Guenther <rguenther@suse.de>
10711 PR tree-optimization/36009
10712 PR tree-optimization/36204
10713 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
10714 (determine_invariantness_stmt): Record the loop a store is
10715 always executed in.
10716 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
10719 2008-05-15 Richard Guenther <rguenther@suse.de>
10721 PR tree-optimization/34330
10722 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
10723 through the pointer will alias the SMT.
10725 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
10727 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
10729 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
10731 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
10733 2008-05-14 Michael Meissner <michael.meissner@amd.com>
10734 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10736 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
10737 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
10738 (vashl_optab): New optab for vector/vector shifts.
10739 (vashr_optab): Ditto.
10740 (vlshr_optab): Ditto.
10741 (vrotl_optab): Ditto.
10742 (vrotr_optab): Ditto.
10743 (optab_subtype): New enum for optab_for_tree_code call.
10744 (optab_for_tree_code): Add enum optab_subtype argument.
10746 * optabs.c (optab_for_tree_code): Take an additional argument to
10747 distinguish between a vector shift by a scalar and vector shift by
10748 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
10749 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
10750 vector shift by a vector.
10751 (expand_widen_pattern_expr): Pass additional argument to
10752 optab_for_tree_code.
10754 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
10755 vrotl_optab, vrotr_optab.
10757 * expr.c (expand_expr_real_1): Update calls to
10758 optab_for_tree_code to distinguish between vector shifted by a
10759 scalar and vector shifted by a vector.
10760 * tree-vectorizer.c (supportable_widening_operation): Ditto.
10761 (supportable_narrowing_operation): Ditto.
10762 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
10763 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
10764 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
10765 (vect_create_epilog_for_reduction): Ditto.
10766 (vectorizable_reduction): Ditto.
10767 (vectorizable_operation): Ditto.
10768 (vect_strided_store_supported): Ditto.
10769 (vect_strided_load_supported): Ditto.
10770 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10771 * expmed.c (expand_shift): Ditto.
10773 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
10775 (ashr@var{m}3): Ditto.
10776 (vashl@var{m}3): Document new vector/vector shift standard name.
10777 (vashr@var{m}3): Ditto.
10778 (vlshr@var{m}3): Ditto.
10779 (vrotl@var{m}3): Ditto.
10780 (vrotr@var{m}3): Ditto.
10782 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
10783 (PPERM_INVERT): Ditto.
10784 (PPERM_REVERSE): Ditto.
10785 (PPERM_REV_INV): Ditto.
10786 (PPERM_ZERO): Ditto.
10787 (PPERM_ONES): Ditto.
10788 (PPERM_SIGN): Ditto.
10789 (PPERM_INV_SIGN): Ditto.
10790 (PPERM_SRC1): Ditto.
10791 (PPERM_SRC2): Ditto.
10793 * config/i386/sse.md (mulv2di3): Add SSE5 support.
10794 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
10795 allows a memory operand to be the value being added, and split it
10796 to improve vectorization.
10797 (sse5_pmacsdqh_mem): Ditto.
10798 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
10799 (sse5_mulv2div2di3_high): Ditto.
10800 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
10801 (vec_pack_trunc_v4si): Ditto.
10802 (vec_pack_trunc_v2di): Ditto.
10803 (sse5_pcmov_<mode>): Remove code that tried to use use
10804 andps/andnps instead of pcmov.
10805 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
10806 pmacsdqh instructions.
10807 (vec_widen_smult_lo_v4si): Ditto.
10809 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
10810 (PPERM_INVERT): Ditto.
10811 (PPERM_REVERSE): Ditto.
10812 (PPERM_REV_INV): Ditto.
10813 (PPERM_ZERO): Ditto.
10814 (PPERM_ONES): Ditto.
10815 (PPERM_SIGN): Ditto.
10816 (PPERM_INV_SIGN): Ditto.
10817 (PPERM_SRC1): Ditto.
10818 (PPERM_SRC2): Ditto.
10819 (ix86_expand_sse_movcc): Move the SSE5 test after the if
10821 (ix86_expand_int_vcond): If SSE5 generate all possible integer
10823 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
10824 says ignore whether the last reference is a memory operand.
10826 2008-05-14 Michael Meissner <michael.meissner@amd.com>
10827 Paolo Bonzini <bonzini at gnu dot org>
10829 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
10832 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
10833 (vlshr<mode>3): Rename from vlshr<mode>3.
10834 (vashr<mode>3): Rename from vashr<mode>3.
10835 (mulv4sf3): Change the names of vector shift patterns.
10839 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
10842 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
10867 * config/spu/spu.md (v): New iterator macro to add v for vector types.
10868 (floatunssidf2_internal): Change vector/vector shift names.
10869 (floatunsdidf2_internal): Ditto.
10876 (vashl<mode>3): Rename from ashl<mode>3.
10877 (vashr<mode>3): Rename from ashr<mode>3.
10878 (vlshr<mode>3): Rename from lshr<mode>3.
10879 (vrotl<mode>3): Rename from rotl<mode>3.
10881 2008-05-14 Michael Meissner <michael.meissner@amd.com>
10884 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
10885 multiply gives the wrong value when doing widening multiplies.
10886 (vec_widen_smult_lo_v4si): Ditto.
10888 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
10890 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
10891 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
10892 emit_library_call_value.
10893 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
10894 * tree.h (ECF_LIBCALL_BLOCK): Removed.
10895 * calls.c (initialize_argument_information, precompute_arguments,
10896 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
10897 (precompute_arguments): Removed flags parameter.
10898 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
10900 2008-05-14 Richard Guenther <rguenther@suse.de>
10902 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
10903 Make sure to register the store if the use is a PHI_NODE.
10905 2008-05-14 Olivier Hainque <hainque@adacore.com>
10907 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
10908 memory if the component is to be referenced in BLKmode according
10909 to get_inner_reference.
10911 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
10913 * calls.c (emit_library_call_value_1): Restore code clearing
10914 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
10916 2008-05-14 Olivier Hainque <hainque@adacore.com>
10917 Nicolas Roche <roche@adacore.com>
10919 * configure.ac: Add support for a "gcc_subdir" variable in
10920 config-lang.in, to denote a subdirectory where the language/GCC
10921 integration files are to be found.
10922 * configure: Regenerate.
10924 2008-05-14 Ira Rosen <irar@il.ibm.com>
10926 PR tree-optimization/36098
10927 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
10928 value for the first load in the group in case of a gap.
10929 (vect_build_slp_tree): Check that there are no gaps in loads.
10931 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
10933 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
10934 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
10935 expand_copysign_bit, ): Change call to emit_no_conflict_block to
10936 emit_insn and remove unneeded code to construct extra args.
10937 (emit_no_conflict_block): Removed.
10938 * optabls.h: (emit_no_conflict_block): Removed.
10939 * cse.c (cse_extended_basic_block): Remove search for
10940 REG_NO_CONFLICT note.
10941 * global.c: Removed incorrect comment added in revision 117.
10942 * expr.c (convert_move): Change call to emit_no_conflict_block to
10944 * recog.c: Change comments so that they do not mention
10946 * local_alloc.c (combine_regs): Removed last parameter.
10947 (no_conflict_p): Removed.
10948 (block_alloc): Removed note, no_conflict_combined_regno and set
10949 local vars. Removed all code to process REG_NO_CONFLICT blocks.
10950 (combine_regs): Removed already_dead and code to look for
10951 REG_NO_CONFLICT notes.
10952 * lower_subreg (remove_retval_note): Removed code to look for
10953 REG_NO_CONFLICT block.
10954 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
10955 (resolve_clobber): Remove code to process libcalls that have
10956 REG_NO_CONFLICT notes.
10957 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
10959 * combine.c (can_combine_p, distribute_notes): Removed
10960 REG_NO_CONFLICT case.
10961 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
10963 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
10964 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
10966 * reg-notes.def (NO_CONFLICT): Removed.
10968 2008-05-14 David S. Miller <davem@davemloft.net>
10970 * config/sparc/sparc.c (sparc_profile_hook): If
10971 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
10972 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
10973 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
10975 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
10977 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
10979 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
10982 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
10983 and op1 expansion before vector concat to have less live pseudos.
10985 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
10987 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
10988 ix86_expand_vector_set if supported.
10990 2008-05-13 Diego Novillo <dnovillo@google.com>
10991 Kenneth Zadeck <zadeck@naturalbridge.com>
10993 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
10995 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
10996 phinodes_print_statistics, init_ssanames, fini_ssanames,
10997 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
10998 release_ssa_name, release_defs, replace_ssa_name_symbol,
10999 ssanames_print_statistics): Move ...
11000 * tree-flow.h: ... here.
11001 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
11002 Use FN instead of cfun.
11003 (make_ssa_name_fn): Rename from make_ssa_name.
11004 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
11005 * tree-flow-inline.h (make_ssa_name): Move from
11006 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
11007 * omp-low.c (expand_omp_parallel):
11008 * tree-flow-inline.h (redirect_edge_var_map_result):
11009 * tree-ssa.c (init_tree_ssa): Add argument FN.
11010 Use it instead of cfun. Update all users.
11012 2008-05-13 Tom Tromey <tromey@redhat.com>
11014 PR preprocessor/22168:
11015 * doc/cpp.texi (Top): Update menu.
11016 (Alternatives to Wrapper #ifndef): New node.
11017 (Other Directives): Document deprecation.
11018 (Obsolete Features): Remove menu.
11019 (Assertions): Merge node into Obsolete Features.
11020 (Obsolete once-only headers): Move earlier; rename to Alternatives
11021 to Wrapper #ifndef.
11022 * doc/cppopts.texi: Update.
11023 * c.opt (Wdeprecated): Enable for C and ObjC.
11024 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
11025 (C++ Dialect Options): Move -Wno-deprecated from here to...
11026 (Warning Options): ... here.
11028 2008-05-13 Richard Guenther <rguenther@suse.de>
11030 PR middle-end/36227
11031 * fold-const.c (fold_sign_changed_comparison): Do not allow
11032 changes in pointer-ness.
11034 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
11037 * config/sh/sh.c (sh_expand_prologue): Don't clear
11038 RTX_FRAME_RELATED_P for push insns.
11040 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
11042 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
11044 2008-05-12 Anatoly Sokolov <aesok@post.ru>
11046 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
11047 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
11048 Use 'machine->is_leaf' instead of 'leaf_func_p'.
11050 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
11052 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
11053 (*vec_concatv4sf_sse): This.
11054 (*sse2_concatv2si): Renamed to ...
11055 (*vec_concatv2si_sse2): This.
11056 (*sse1_concatv2si): Renamed to ...
11057 (*vec_concatv2si_sse): This.
11058 (*vec_concatv2di_rex): Renamed to ...
11059 (*vec_concatv2di_rex64): This.
11060 (*vec_concatv2si_sse4_1): New.
11061 (*vec_concatv2di_rex64_sse4_1): Likewise.
11063 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
11065 PR rtl-optimization/36111
11066 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
11067 that was created for swappable operands.
11069 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
11072 * Makefile.in: Substitute GNATMAKE and GNATBIND.
11073 * configure.ac: Add call to ACX_PROG_GNAT.
11075 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
11077 * optc-gen.awk: Fix comment typo.
11079 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11081 * pretty-print.c (pp_integer_with_precision): Use
11082 HOST_LONG_LONG_FORMAT.
11084 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
11086 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
11088 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
11090 * config/i386/i386.c (bdesc_ptest): Removed.
11091 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
11092 (bdesc_args): Add __builtin_ia32_ptestz128,
11093 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
11094 (ix86_init_mmx_sse_builtins): Updated.
11095 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
11096 (ix86_expand_builtin): Updated.
11098 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
11100 * tree-cfg.c (valid_fixed_convert_types_p): New function.
11101 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
11103 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
11105 * value-prof.c (interesting_stringop_to_profile): Do not
11106 return early for BUILT_IN_MEMPCPY.
11108 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
11110 * calls.c (expand_call): Don't use callgraph to increase
11111 preferred_stack_boundary.
11113 * cgraph.h (cgraph_rtl_info): Use unsigned on
11114 preferred_incoming_stack_boundary.
11116 * final.c (rest_of_clean_state): Use unsigned on
11117 preferred_stack_boundary.
11119 2008-05-09 Tom Tromey <tromey@redhat.com>
11121 PR preprocessor/22231:
11122 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
11125 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
11127 PR tree-optimization/36129
11128 * tree-ssa-ccp.c: Include value-prof.h.
11129 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
11130 built-in function was folded to a constant.
11131 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
11133 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
11134 Sebastian Pop <sebastian.pop@amd.com>
11136 * tree-scalar-evolution.c: Document instantiate_scev.
11137 (instantiate_parameters_1): Renamed instantiate_scev_1.
11138 Don't use the same loop for instantiation_loop and evolution_loop.
11139 (instantiate_scev): New.
11140 (instantiate_parameters): Moved...
11141 (resolve_mixers): Update call to instantiate_scev_1 to pass the
11142 same loop twice. Maintains the semantics for this function.
11143 * tree-scalar-evolution.h (instantiate_scev): Declare.
11144 (instantiate_parameters): ...here. Now static inline.
11145 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
11146 instead of resolve_mixers.
11148 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11150 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
11152 2008-05-09 Tomas Bily <tbily@suse.cz>
11154 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
11155 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
11156 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11157 * c-common.c (c_common_truthvalue_conversion): Likewise.
11158 * tree-object-size.c (compute_object_offset): Likewise.
11159 * tree-inline.c (estimate_num_insns_1): Likewise.
11160 * varasm.c (const_hash_1, compare_constant, copy_constant)
11161 (compute_reloc_for_constant, output_addressed_constants)
11162 (initializer_constant_valid_p): Likewise.
11163 * c-omp.c (check_omp_for_incr_expr): Likewise.
11164 * gimplify.c (gimplify_expr): Likewise.
11165 * c-typeck.c (c_finish_return): Likewise.
11166 * tree-vectorizer.c (supportable_widening_operation)
11167 (supportable_narrowing_operation): Likewise.
11168 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
11169 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
11170 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11171 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
11172 (descr_info_loc): Likewise.
11173 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11174 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
11175 (fold_unary): Likewise.
11176 * builtins.c (get_pointer_alignment): Likewise.
11177 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
11178 (instantiate_parameters_1): Likewise.
11179 * tree.c (expr_align, stabilize_reference): Likewise.
11180 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
11181 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
11182 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
11183 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11184 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
11185 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
11187 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
11188 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
11189 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
11190 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
11191 (forward_propagate_comparison)
11192 (tree_ssa_forward_propagate_single_use_vars): Likewise.
11193 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
11194 * emit-rtl.c (component_ref_for_mem_expr)
11195 (set_mem_attributes_minus_bitpos): Likewise.
11196 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11197 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
11199 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
11200 (build_function_call, pointer_diff, build_compound_expr)
11201 (c_finish_return): Likewise.
11202 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
11203 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
11205 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
11206 * expr.c (is_aligning_offset): Likewise.
11207 * tree-ssa-alias.c (is_escape_site): Likewise.
11208 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
11209 (check_all_va_list_escapes): Likewise.
11210 * tree-ssa-loop-ivopts.c (determine_base_object)
11211 (determine_common_wider_type): Likewise.
11212 * dojump.c (do_jump): Likewise.
11213 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
11214 * tree-gimple.c (is_gimple_cast): Likewise.
11215 * fold-const.c (decode_field_reference, )
11216 (fold_sign_changed_comparison, fold_unary, fold_comparison)
11217 (fold_binary): Likewise.
11218 * tree-ssa-alias-warnings.c (find_alias_site_helper)
11219 (already_warned_in_frontend_p): Likewise.
11220 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
11221 * tree.c (really_constant_p, get_unwidened): Likewise.
11222 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
11223 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
11224 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
11226 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
11228 (CONVERT_EXPR_P): Define.
11229 (CASE_CONVERT): Define.
11231 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11233 PR middle-end/36117
11234 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
11235 (delete_unmarked_insns): When deleting a call, call
11236 delete_unreachable_blocks.
11237 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
11238 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
11240 2008-05-08 Richard Guenther <rguenther@suse.de>
11242 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
11243 (-ftree-salias): Likewise.
11244 (salias-max-implicit-fields): Remove param documentation.
11245 (salias-max-array-elements): Likewise.
11246 * tree-pass.h (pass_create_structure_vars): Remove.
11247 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
11248 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
11249 * tree-ssa-alias.c (create_structure_vars): Remove.
11250 (gate_structure_vars): Likewise.
11251 (pass_create_structure_vars): Likewise.
11252 (gate_build_alias): Likewise.
11253 (pass_build_alias): Adjust to run always and dump the function.
11254 * common.opt (ftree-salias): Hide.
11255 * passes.c (init_optimization_passes): Remove
11256 pass_create_structure_vars, adjust comment.
11257 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
11258 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
11259 * opts.c (decode_options): Do not set flag_tree_salias.
11260 (common_handle_option): Add OPT_ftree_salias to the backward
11261 compatibility section.
11263 2008-05-08 Richard Guenther <rguenther@suse.de>
11265 * tree-flow-inline.h (var_can_have_subvars): Move ...
11266 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
11267 * tree-flow.h (var_can_have_subvars): Remove.
11268 (push_fields_onto_fieldstack): Remove.
11269 (sort_fieldstack): Likewise.
11270 (struct fieldoff): Move ...
11271 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
11272 alias_set and base_for_components fields.
11273 (sort_fieldstack): Make static.
11274 (push_fields_onto_fieldstack): Likewise. Remove code that
11275 handles anything but RECORD_TYPEs. Remove alias_set and
11276 base_for_components handling.
11277 (create_variable_info_for): Adjust.
11279 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
11281 * common.opt (Wframe-larger-than=): Shorten the help message
11283 * doc/invoke.texi (Wframe-larger-than=): Add more description.
11285 2008-05-08 Rafael Espindola <espindola@google.com>
11287 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
11289 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
11290 trap and that both operands are gimple values.
11291 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
11292 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
11295 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
11297 * read-rtl.c (join_c_conditions): Return the first string if the
11298 two strings are equal.
11300 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
11302 * gensupport.h (pred_data): Add a "num_codes" field.
11303 (add_predicate_code): Declare.
11304 * gensupport.c (add_predicate_code): New function.
11305 (std_pred_table): Add an "allows_const_p" field.
11306 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
11307 Remove the (incomplete) list of such codes from the codes field.
11308 (init_predicate_table): Use add_predicate_code. Add all
11309 RTX_CONST_OBJs if allows_const_p is true.
11310 * genrecog.c (process_define_predicate): Use add_predicate_code.
11312 2008-05-08 David Daney <ddaney@avtrex.com>
11313 Richard Sandiford <rsandifo@nildram.co.uk>
11315 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
11316 special case of constant zero operands.
11317 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
11318 old and new values. Special case constant zero values.
11319 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
11321 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
11322 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
11324 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
11327 * simplify-rtx.c (simplify_plus_minus): Create CONST of
11328 similar RTX_CONST_OBJ before CONST_INT.
11330 2008-05-08 Steve Ellcey <sje@cup.hp.com>
11332 * stmt.c (expand_stack_restore): Change sa mode if needed.
11334 2008-05-08 Richard Guenther <rguenther@suse.de>
11336 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
11337 return type to bool.
11338 (ix86_sol10_return_in_memory): Likewise.
11339 (ix86_i386elf_return_in_memory): Likewise.
11340 (ix86_i386interix_return_in_memory): Likewise.
11341 * config/i386/i386.c (ix86_return_in_memory): Likewise.
11342 (ix86_sol10_return_in_memory): Likewise.
11343 (ix86_i386elf_return_in_memory): Likewise.
11344 (ix86_i386interix_return_in_memory): Likewise.
11346 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
11349 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
11351 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
11352 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
11355 2008-05-08 Richard Guenther <rguenther@suse.de>
11357 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
11358 * tree-data-ref.h (struct dr_alias): Remove subvars field.
11359 (DR_SUBVARS): Remove.
11360 * tree-dfa.c (dump_subvars_for): Remove.
11361 (debug_subvars_for): Likewise.
11362 (dump_variable): Do not dump subvars.
11363 (remove_referenced_var): Do not remove subvars.
11364 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
11365 (lookup_subvars_for_var): Remove.
11366 (get_subvars_for_var): Likewise.
11367 (get_subvars_at): Likewise.
11368 (get_first_overlapping_subvar): Likewise.
11369 (overlap_subvar): Likewise.
11370 * tree-flow.h (subvar_t): Remove.
11371 (struct var_ann_d): Remove subvars field.
11372 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
11373 argument. Remove special handling of SFTs.
11374 (compute_tag_properties): Likewise.
11375 (set_initial_properties): Likewise.
11376 (compute_call_clobbered): Likewise.
11377 (count_mem_refs): Likewise.
11378 (compute_memory_partitions): Likewise.
11379 (compute_flow_insensitive_aliasing): Likewise.
11380 (setup_pointers_and_addressables): Likewise.
11381 (new_type_alias): Likewise.
11382 (struct used_part): Remove.
11383 (used_portions): Likewise.
11384 (struct used_part_map): Likewise.
11385 (used_part_map_eq): Likewise.
11386 (used_part_map_hash): Likewise.
11387 (free_used_part_map): Likewise.
11388 (up_lookup): Likewise.
11389 (up_insert): Likewise.
11390 (get_or_create_used_part_for): Likewise.
11391 (create_sft): Likewise.
11392 (create_overlap_variables_for): Likewise.
11393 (find_used_portions): Likewise.
11394 (create_structure_vars): Likewise.
11395 * tree.def (STRUCT_FIELD_TAG): Remove.
11396 * tree.h (MTAG_P): Adjust.
11397 (struct tree_memory_tag): Remove base_for_components and
11398 unpartitionable flags.
11399 (struct tree_struct_field_tag): Remove.
11400 (SFT_PARENT_VAR): Likewise.
11401 (SFT_OFFSET): Likewise.
11402 (SFT_SIZE): Likewise.
11403 (SFT_NONADDRESSABLE_P): Likewise.
11404 (SFT_ALIAS_SET): Likewise.
11405 (SFT_UNPARTITIONABLE_P): Likewise.
11406 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
11407 (union tree_node): Remove sft field.
11408 * alias.c (get_alias_set): Remove special handling of SFTs.
11409 * print-tree.c (print_node): Remove handling of SFTs.
11410 * tree-dump.c (dequeue_and_dump): Likewise.
11411 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
11412 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
11413 * tree-predcom.c (set_alias_info): Do not set subvars.
11414 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
11415 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
11416 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
11417 (add_vars_for_offset): Remove.
11418 (add_virtual_operand): Remove special handling of SFTs.
11419 (add_call_clobber_ops): Likewise.
11420 (add_call_read_ops): Likewise.
11421 (get_asm_expr_operands): Likewise.
11422 (get_modify_stmt_operands): Likewise.
11423 (get_expr_operands): Likewise.
11424 (add_to_addressable_set): Likewise.
11425 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
11426 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11427 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
11428 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
11429 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
11430 (tree_node_structure): Likewise.
11431 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
11433 (find_what_p_points_to): Likewise.
11435 2008-05-08 Sa Liu <saliu@de.ibm.com>
11437 * config/spu/spu.md: Fixed subti3 pattern.
11439 2008-05-08 Richard Guenther <rguenther@suse.de>
11441 PR middle-end/36154
11442 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
11443 sure to create a representative for trailing arrays for PTA.
11445 2008-05-08 Richard Guenther <rguenther@suse.de>
11447 PR middle-end/36172
11448 * fold-const.c (operand_equal_p): Two objects which types
11449 differ in pointerness are not equal.
11451 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
11453 * calls.c (compute_argument_block_size): Add argument tree fndecl.
11454 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
11455 (emit_library_call_value_1): Add new variable fndecl initialized by
11456 NULL_TREE. It should be the decl type of orgfun, but this information
11457 seems not to be available here, so it uses the default calling abi.
11458 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
11459 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
11460 by TARGET_RETURN_IN_MEMORY.
11461 * config/i386/i386-interix.h: Likewise.
11462 * config/i386/i386.h: Likewise.
11463 * config/i386/i386elf.h: Likewise.
11464 * config/i386/ptx4-i.h: Likewise.
11465 * config/i386/sol2-10.h: Likewise.
11466 * config/i386/sysv4.h: Likewise.
11467 * config/i386/vx-common.h: Likewise.
11468 * config/cris/cris.h: Removed #if 0 clause.
11469 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
11470 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
11472 (ix86_sol10_return_in_memory): Likewise.
11473 (ix86_i386elf_return_in_memory): New.
11474 (ix86_i386interix_return_in_memory): New.
11475 * config/mt/mt-protos.h (mt_return_in_memory): New.
11476 * config/mt/mt.c: Likewise.
11477 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
11478 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
11479 * config/bfin/bfin.h: Likewise.
11480 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
11482 * config/bfin/bfin.c: Likewise.
11483 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
11484 * config/alpha/unicosmk.h: Likewise.
11485 * config/i386/cygming.h: Likewise.
11486 * config/iq2000/iq2000.h: Likewise.
11487 * config/mips/mips.h: Likewise.
11488 * config/mn10300/mn10300.h: Likewise.
11489 * config/rs6000/rs6000.h: Likewise.
11490 * config/score/score.h: Likewise.
11491 * config/spu/spu.h: Likewise.
11492 * config/v850/v850.h: Likewise.
11493 * defaults.h: Likewise.
11494 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
11495 * expr.c (emit_block_move): Adjust use of
11496 OUTGOING_REG_PARM_STACK_SPACE.
11497 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
11498 OUTGOING_REG_PARM_STACK_SPACE.
11499 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
11501 2008-05-08 Jakub Jelinek <jakub@redhat.com>
11503 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
11504 on OMP_RETURN for OMP_FOR.
11507 * dwarf2out.c (dw_expand_expr, common_check): Removed.
11508 (fortran_common): New function.
11509 (gen_variable_die): Call fortran_common instead of common_check,
11510 adjust for it returning tree instead of rtx. Formatting.
11512 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
11516 * see.c (see_copy_insn): Copy new pure const attributes for new call.
11517 * c-decl.c (merge_decls): Ditto.
11518 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
11519 to RTL_CONST_OR_PURE_CALL_P.
11520 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
11521 Initialized DECL_LOOPING_CONST_PURE.
11522 (process_call_operands): Set tree_side_effects properly.
11523 * tree.h (TREE_READONLY_DECL_P): Removed.
11524 (DECL_IS_PURE): Renamed to DECL_PURE_P.
11525 (DECL_LOOPING_OR_CONST_P): New macro.
11526 (struct tree_function_decl): Added looping_const_or_pure_p.
11527 (ECF_*) Renumbered.
11528 (ECF_LOOPING_OR_CONST_P): New macro.
11529 * rtlanal.c (pure_const_p): Removed.
11530 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
11531 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
11532 to RTL_CONST_CALL_P.
11533 * ipa-pure-const.c (pure_const_state_e): Added looping field.
11534 (check_decl, check_tree, check_call, scan_function): Initialize
11536 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
11537 (static_execute): Set looping true for recursive functions.
11538 Undo setting state to IPA_NEITHER for recursive functions.
11539 * cse.c (cse_insn):
11540 * ifcvt.c (noce_can_store_speculate_p): Changed
11541 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
11542 RTL_CONST_OR_PURE_CALL_P.
11543 * dse.c (scan_insn): Ditto.
11544 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
11545 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
11546 RTL_CONST_OR_PURE_CALL_P.
11547 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
11548 pure_call_p to RTL_CONST_CALL_P.
11549 * gimplify.c (gimplify_call_expr): Clear side effects for
11550 non-looping pure and constant calls.
11551 * calls.c (emit_call_1): Set rtl flags from ecf flags.
11552 (flags_from_decl_or_type): Set ecf flags from decl flags.
11553 (initialize_argument_information): Turn off
11554 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
11555 Change const to pure if callee_copies is true rather than just
11557 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
11558 way of marking pure calls.
11559 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
11560 Remove hack that was supposed to fix pr7335 and remove old
11561 way of marking pure calls.
11562 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
11563 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
11564 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
11565 RTL_CONST_OR_PURE_CALL_P.
11566 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
11567 * loop-invariant.c (find_exits, find_invariant_bb): Changed
11568 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
11569 * sched-deps.c (schedule_analyze): Ditto.
11570 * rtl.h (struct rtx_def): Use call field, unchanging field, and
11571 return_val field of calls to represent pure and const function info.
11572 (CONST_OR_PURE_CALL_P): Deleted macro.
11573 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
11574 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
11575 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
11577 * tree-optimize.c (execute_fixup_cfg): Added test for
11578 ECF_LOOPING_CONST_OR_PURE.
11579 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
11581 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
11582 effects for looping pure or const calls.
11583 (verify_gimple_expr): Added verification code.
11584 * config/alpha/alpha.c (alpha_legitimize_address,
11585 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
11587 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
11588 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
11589 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
11590 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
11591 RTL_CONST_OR_PURE_CALL_P.
11592 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
11593 and const calls to be deleted.
11595 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
11598 * config/i386/mmx.md (mmx_subv2sf3): New expander.
11599 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
11600 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
11601 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
11602 to handle nonimmediate operands.
11603 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
11604 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
11605 to handle nonimmediate operands.
11606 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
11607 (mmx_pmulhrwv4hi3): New expander. Use
11608 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11609 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
11610 (sse2_umulv1siv1di3): New expander. Use
11611 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11612 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
11613 (mmx_eq<mode>3): New expander. Use
11614 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11615 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
11616 (mmx_uavgv8qi3): New expander. Use
11617 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11618 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
11619 (mmx_uavgv4hi3): New expander. Use
11620 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11622 * config/i386/sse.md
11623 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
11624 to handle nonimmediate operands.
11625 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
11626 to handle nonimmediate operands.
11627 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
11628 to handle nonimmediate operands.
11629 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
11630 to handle nonimmediate operands.
11631 (sse2_unpckhpd_exp): New expander. Use
11632 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11633 (sse2_unpcklpd_exp): New expander. Use
11634 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11635 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
11636 to handle nonimmediate operands.
11637 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
11638 to handle nonimmediate operands.
11639 (*sse2_<plusminus_insn><mode>3): Rename from
11640 sse2_<plusminus_insn><mode>3 insn pattern.
11641 (sse2_<plusminus_insn><mode>3): New expander. Use
11642 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11643 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
11644 (sse2_umulv2siv2di3): New expander. Use
11645 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11646 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
11647 (sse4_1_mulv2siv2di3): New expander. Use
11648 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11649 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
11650 (sse2_pmaddwd): New expander. Use
11651 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11652 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
11653 (sse2_eq<mode>3): New expander. Use
11654 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11655 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
11656 (sse4_1_eqv2di3): New expander. Use
11657 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11658 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
11659 (sse2_uavgv16qi3): New expander. Use
11660 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11661 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
11662 (sse2_uavgv16qi3): New expander. Use
11663 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11664 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
11665 (sse2_uavgv8hi3): New expander. Use
11666 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11667 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
11668 (ssse3_pmulhrswv8hi3): New expander. Use
11669 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11670 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
11671 (ssse3_pmulhrswv4hi3): New expander. Use
11672 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11674 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
11675 (<sse>_vmmul<mode>3): Ditto.
11676 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
11678 (ssse3_pmaddubsw128): Use register_operand for operand 1.
11679 (ssse3_pmaddubsw): Ditto.
11681 * config/i386/i386.c (struct_builtin_description)
11682 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
11683 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
11684 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
11685 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
11686 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
11687 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
11688 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
11689 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
11690 (ix86_fixup_binary_operands): Assert that src1
11691 and src2 must have the same mode when swapped.
11692 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
11693 and ix86_binary_operator_ok. Do not force operands in registers
11696 2008-05-07 Jan Hubicka <jh@suse.cz>
11698 * cgraph.c (dump_cgraph_node): Update.
11699 * cgraph.h (cgraph_local_info): Break out inline summary.
11700 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
11702 * ipa-inline (inline_summary): New accestor function.
11703 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
11704 cgraph_decide_inlining, compute_inline_parameters): Update.
11705 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
11707 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11709 Cleanup ColdFire scheduling support and add V4 pipeline model.
11711 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
11712 (define_attr cpu): Add cfv4 value.
11713 (define_attr type, define_attr type1): Merge into a single 'type'
11714 attribute. Update all uses.
11715 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
11716 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
11718 (define_attr opx_mem, define_attr opy_mem): Remove.
11719 (define_attr op_mem): Clean up, update comment.
11720 (define_attr size): Use specific values instead of general int.
11721 (define_attr guess, define_attr split): Remove. Update all uses.
11722 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
11723 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
11724 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
11725 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
11726 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
11727 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
11728 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
11729 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
11730 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
11731 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
11732 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
11733 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
11734 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
11735 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
11736 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
11737 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
11738 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
11739 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
11740 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
11741 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
11742 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
11743 Update or set attributes.
11744 (stack_tie): New fake instruction.
11746 * config/m68k/m68k.h (TUNE_CFV4): New macro.
11747 (m68k_sched_attr_size): Update declaration.
11748 (m68k_sched_attr_type2): Remove.
11749 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
11750 Declare new bypass predicates.
11752 * config/m68k/m68k.c (m68k_sched_issue_rate,
11753 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
11755 (TARGET_SCHED_ISSUE_RATE,
11756 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
11757 (override_options): Handle scheduling for ColdFire V4 core.
11758 (m68k_expand_prologue): Emit stack_tie.
11759 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
11760 'OP_TYPE_FPN'. Update all uses.
11761 (sched_guess_p): Remove.
11762 (sched_address_type): Handle symbolic addresses.
11763 (sched_get_operand): New static function.
11764 (sched_operand_type): Merge into sched_attr_op_type.
11765 (sched_attr_op_type): Handle FP registers, handle quick constants,
11767 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
11768 (m68k_sched_attr_size): Update. Move logic to ...
11769 (sched_get_attr_size_int): New static function.
11770 (sched_get_opxy_mem_type): New static function.
11771 (m68k_sched_attr_op_mem): Update.
11772 (m68k_sched_attr_type2): Remove.
11773 (sched_cfv4_bypass_data): New static variable.
11774 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
11775 (m68k_sched_issue_rate): Implement scheduler hook.
11776 (struct _sched_ib: enabled_p): New field.
11777 (m68k_sched_variable_issue): Update. Handle V4.
11778 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
11779 sched_dump_class_func_t, sched_dump_split_class,
11780 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
11781 sched_dump_dfa_class, m68k_sched_dump): Remove.
11782 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
11784 (m68k_sched_init_global): Remove statisctics dumping, introduce
11785 sanity check that all instructions have pipeline reservations. Handle
11787 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
11788 Handle ColdFire V4 core.
11789 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
11790 New static functions.
11791 (m68k_sched_address_bypass_p): New bypass predicate.
11792 (sched_get_indexed_address_scale): New static function.
11793 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
11795 * cf.md: Update comments.
11796 (define_attr type2): Remove. Use 'type' attribute instead.
11798 (cf_ib): Rename to cfv123_ib. Update all uses.
11799 (cf_oep): Rename to cfv123_oep. Update all uses.
11800 (cf_chr): Rename to cfv123_chr. Update all uses.
11801 (cf_mem): Rename to cfv123_mem. Update all uses.
11802 (cf_mac): Move to more appropriate place.
11803 (cfv123_guess): New automaton and cpu_unit.
11804 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
11805 Update uses of 'size' attribute. Handle before reload scheduling.
11806 (cfv123_guess): New dummy reservation for unhandled instructions.
11807 (cfv4_*): Pipeline description of ColdFire V4 core.
11808 (ignore): New reservation to handle 'ignore' type.
11810 2008-05-07 Ian Lance Taylor <iant@google.com>
11812 PR middle-end/36013
11813 * gimplify.c (find_single_pointer_decl_1): Don't look through
11815 (find_single_pointer_decl): Adjust comments.
11817 2008-05-07 Jakub Jelinek <jakub@redhat.com>
11819 PR middle-end/36137
11820 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
11821 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
11823 PR middle-end/36106
11824 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
11825 integral type rather than floating point, then VIEW_CONVERT_EXPR
11826 to the floating point type.
11828 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
11830 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
11831 TFmode op0 to register.
11833 2008-05-07 Alan Modra <amodra@bigpond.net.au>
11835 * c-decl.c (grokdeclarator): Comment typo.
11837 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
11839 * tree-flow.h: Remove prototype for computed_goto_p.
11840 * tree-cfg.c (computed_goto_p): Make static.
11842 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
11845 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
11846 (contains_aligned_value_p): This. Handle _Decimal128.
11847 (ix86_function_arg_boundary): Only align _Decimal128 to its
11848 natural boundary and handle it properly.
11850 2008-05-06 Martin Jambor <mjambor@suse.cz>
11852 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
11853 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
11854 (ipcp_method_set_orig_node): Removed.
11855 (ipcp_cval_get_cvalue_type): Removed.
11856 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
11857 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
11858 (ipcp_cval_set_cvalue_type): Removed.
11859 (ipcp_cval_get_cvalue): Removed.
11860 (ipcp_cval_set_cvalue): Removed.
11861 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
11862 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
11863 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
11864 (ipcp_cval_meet): Renamed to ipa_lattice_meet
11865 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
11866 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
11867 (ipcp_get_ith_lattice): Changed parameters.
11868 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
11869 (ipcp_lattice_from_jfunc): Changed parameters.
11870 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
11871 (ipcp_method_cval_print): Added temporary variable info.
11872 (ipcp_redirect): Removed already unused local variable caller.
11873 (ipcp_redirect): New temporary variable orig_callee_info
11874 (ipcp_redirect): Removed newly unused local variable callee.
11875 (ipcp_redirect): Removed (a bit confusing) local variable type.
11876 (ipcp_insert_stage): Added local variable info.
11877 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
11879 (ipcp_formal_create): Removed.
11880 (ipcp_method_cval_set): Removed.
11881 (ipcp_propagate_stage): Renamed lattice variables.
11882 (ipcp_method_cval_set_cvalue_type): Removed.
11883 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
11884 (ipcp_print_all_lattices): Changed printed strings to refer to
11885 lattices rather than cvals.
11886 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
11887 (ipcp_propagate_const): Changed formal parameters.
11888 (build_const_val): Changed formal parameters.
11889 (ipcp_insert_stage): Removed useless variable cvalue
11890 (build_const_val): Changed formal parameters.
11891 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
11892 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
11893 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
11894 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
11895 (ipcp_print_func_profile_counts): Changed string from "method" to
11897 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
11898 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
11899 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
11900 (ipcp_structures_print): Renamed to ipcp_print_all_structures
11901 (ipcp_profile_print): Renamed to ipcp_print_profile_data
11902 (ipcp_lat_is_const): Changed parameters and made inline.
11903 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
11904 (ipcp_redirect): Renamed to ipcp_need_redirect_p
11905 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
11906 the predicate condition directly
11907 (ipcp_propagate_stage): Added local variable args. Removed local
11908 variable callee. (Both are mere code simplifications.)
11909 (ipcp_method_dont_insert_const): Renamed to
11910 ipcp_node_not_modifiable_p.
11911 (ipcp_node_not_modifiable_p): Made inline.
11912 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
11913 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
11914 (ipcp_print_all_lattices): Removed variable cvalue
11915 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
11918 2008-05-06 Olivier Hainque <hainque@adacore.com>
11920 * tree-sra.c (try_instantiate_multiple_fields): Early return
11921 if field has POINTER_TYPE.
11923 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
11925 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
11926 by using 'q' specifier for instruction.
11927 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
11929 2008-05-06 Anatoly Sokolov <aesok@post.ru>
11931 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
11932 Change mode of zero_extract from QImode to HImode.
11933 (sign bit tests peepholes): (Ditto.).
11935 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
11937 * config/i386/mmx.md: Remove double backslashes from asm templates.
11938 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
11939 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
11940 to handle nonimmediate operands.
11941 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
11942 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
11943 to handle nonimmediate operands.
11944 (*mmx_<code>v2sf3_finite): New insn pattern.
11945 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
11946 (mmx_<code>v2sf3): New expander. Use
11947 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11948 (mmx_<plusminus_insn><mode>3): New expander. Use
11949 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11950 (*mmx_<plusminus_insn><mode>3): New insn pattern.
11951 (mmx_add<mode>3): Removed.
11952 (mmx_ssadd<mode>3): Ditto.
11953 (mmx_usadd<mode>3): Ditto.
11954 (mmx_sub<mode>3): Ditto.
11955 (mmx_sssub<mode>3): Ditto.
11956 (mmx_ussub<mode>3): Ditto.
11957 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
11958 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
11959 to handle nonimmediate operands.
11960 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
11962 (mmx_smulv4hi3_highpart): New expander. Use
11963 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11964 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
11966 (mmx_umulv4hi3_highpart): New expander. Use
11967 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11968 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
11969 (mmx_<code>v4hi3): New expander. Use
11970 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11971 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
11972 (mmx_<code>v8qi3): New expander. Use
11973 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11974 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
11975 (mmx_<code><mode>3): New expander. Use
11976 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
11978 2008-05-05 Jan Hubicka <jh@suse.cz>
11980 PR tree-optimization/36118
11981 * passes.c (pass_init_dump_file): Fix dump header.
11983 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11985 PR middle-end/36141
11986 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
11987 VCE for function decls.
11989 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
11991 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
11993 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
11995 * config/i386/i386.md (sat_plusminus): New.
11996 (plusminus_insn): Likewise.
11997 (plusminus_mnemonic): Likewise.
11999 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
12000 (*<addsub><mode>3_cc_overflow): Renamed to ...
12001 (*<plusminus_insn><mode>3_cc_overflow): This.
12002 (*<addsub>si3_zext_cc_overflow): Renamed to ...
12003 (*<plusminus_insn>si3_zext_cc_overflow): This.
12005 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
12006 (<plusminus_insn><mode>3): This.
12007 (*<addsub><mode>3): Renamed to ...
12008 (*<plusminus_insn><mode>3): This.
12009 (<sse>_vm<addsub><mode>3): Renamed to ...
12010 (<sse>_vm<plusminus_insn><mode>3): This.
12011 (sse3_h<addsub>v4sf3): Renamed to ...
12012 (sse3_h<plusminus_insn>v4sf3): This.
12013 (sse3_h<addsub>v2df3): Renamed to ...
12014 (sse3_h<plusminus_insn>v2df3): This.
12015 (<plusminus_insn><mode>3): New.
12016 (*<plusminus_insn><mode>3): Likewise.
12017 (sse2_<plusminus_insn><mode>3): Likewise.
12018 (add<mode>): Removed.
12019 (*add<mode>3): Likewise.
12020 (sse2_ssadd<mode>3): Likewise.
12021 (sse2_usadd<mode>3): Likewise.
12022 (sub<mode>3): Likewise.
12023 (*sub<mode>3): Likewise.
12024 (sse2_sssub<mode>3): Likewise.
12025 (sse2_ussub<mode>3): Likewise.
12027 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
12029 * gthr-single.h: Add in required interface elements as per gthr.h.
12030 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
12031 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
12032 Generalize UNUSED macro.
12033 (__gthread_once): Add.
12034 (__gthread_key_create): Add.
12035 (__gthread_key_delete): Add.
12036 (__gthread_getspecific): Add.
12037 (__gthread_setspecific): Add.
12039 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
12041 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
12042 the same size types for the indirect reference on the rhs, then
12045 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
12047 * config/i386/i386.md
12048 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
12049 one insn template instead of template series.
12050 (*xordi_1_rex64): Ditto.
12051 (*xordi_2_rex64): Ditto.
12053 2008-05-05 Ira Rosen <irar@il.ibm.com>
12055 PR tree-optimization/36119
12056 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
12059 2008-06-04 Jan Hubicka <jh@suse.cz>
12061 tree-optimization/36100
12062 * tree-pass.h (pass_O0_always_inline): Declare.
12063 * ipa-inline.c (inline_transform): Remove dead code.
12064 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12065 pass_O0_always_inline): New.
12066 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
12068 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
12070 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
12071 mnemonic in this_param move for TARGET_64BIT.
12073 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
12075 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
12076 (*strmovsi_rex_1): Ditto.
12077 (*strsetsi_1): Ditto.
12078 (*strsetsi_rex_1): Ditto.
12080 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
12081 adddicc expanders using SWI mode iterator.
12083 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
12086 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
12089 2008-05-04 David S. Miller <davem@davemloft.net>
12091 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
12092 (sparc*-*-linux*): Use linux.h in tm_file.
12093 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
12094 compiler defaulting to 32-bit.
12095 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
12097 * config/sparc/linux.h: Remove definitions now obtained
12098 properly from linux.h
12099 * config/sparc/linux64.h: Likewise.
12100 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
12101 don't want this setting for 32-bit builds in a biarch compiler.
12102 * doc/install.texi: Add sparc-linux to list of targets
12103 supporting --enable-targets=all.
12105 2008-05-03 Andrew Pinski <pinskia@gmail.com>
12107 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
12109 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
12111 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
12112 after V4SI_FTYPE_V8HI.
12113 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
12114 case V4SI_FTYPE_V2DF.
12116 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
12118 * doc/invoke.texi (max-flow-memory-locations): Removed.
12119 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
12121 2008-05-03 Richard Guenther <rguenther@suse.de>
12123 PR middle-end/34973
12124 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
12126 2008-05-02 David S. Miller <davem@davemloft.net>
12128 * config.gcc (need_64bit_hwint): Document libcpp dependency.
12130 2008-05-02 Simon Baldwin <simonb@google.com>
12133 * c-common.h (warn_array_subscript_range): Removed.
12134 * c-common.c (warn_array_subscript_range): Ditto.
12135 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
12136 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
12138 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
12140 * config/i386/i386.c (ix86_special_builtin_type): New.
12141 (bdesc_special_args): Likewise.
12142 (ix86_expand_special_args_builtin): Likewise.
12143 (ix86_init_mmx_sse_builtins): Updated.
12144 (ix86_expand_builtin): Updated.
12145 (ix86_expand_store_builtin): Removed.
12146 (ix86_expand_unop_builtin): Likewise.
12148 * config/i386/mm3dnow.h (__v2sf): Moved to ...
12149 * config/i386/mmintrin.h (__v2sf): Here.
12151 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
12153 (_mm_loadl_pi): Likewise.
12154 (_mm_storeh_pi): Replace __v2si with __v2sf.
12155 (_mm_storel_pi): Likewise.
12157 * doc/extend.texi: Correct __builtin_ia32_loadhps,
12158 __builtin_ia32_loadlps, __builtin_ia32_storehps,
12159 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
12160 __builtin_ia32_loadlpd.
12162 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
12164 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
12165 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
12166 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
12167 (ix86_init_mmx_sse_builtins): Updated.
12168 (ix86_expand_args_builtin): Likewise.
12169 (ix86_expand_builtin): Likewise.
12170 (ix86_expand_unop1_builtin): Renamed to ...
12171 (ix86_expand_unop_vec_merge_builtin): This.
12173 2008-05-01 Jan Hubicka <jh@suse.cz>
12176 * ipa-inline.c (inline_generate_summary): Make static.
12177 (inline_transform): Do not call inlining at -O0; make static.
12178 * passes.c (execute_todo): Add sanity check.
12179 (execute_one_ipa_transform_pass): Execute proper flags.
12181 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
12183 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
12184 (DECL_NONADDRESSABLE_P): Likewise.
12185 * alias.c (record_component_aliases): Fix comment.
12187 2008-05-01 Simon Baldwin <simonb@google.com>
12189 * c-common.h (warn_array_subscript_range): New function.
12190 * c-common.c (warn_array_subscript_range): Ditto.
12191 * tree-vrp.c (check_array_ref): Corrected code to agree with
12192 comment, ignoring only arrays of size 0 or size 1.
12193 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
12195 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12197 * config/i386/i386.c (ix86_builtin_type): Replace
12198 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
12199 (bdesc_args): Updated.
12200 (ix86_init_mmx_sse_builtins): Likewise.
12201 (ix86_expand_args_builtin): Likewise.
12203 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
12206 * doc/extend.texi: Correct __builtin_ia32_palignr.
12208 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12211 * config/i386/i386.c (bdesc_crc32): Removed.
12212 (ix86_expand_crc32): Likewise.
12213 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
12214 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
12215 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
12216 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
12217 UINT_FTYPE_UINT_UCHAR.
12218 (bdesc_args): Updated. Add crc32 builtins.
12219 (ix86_init_mmx_sse_builtins): Updated.
12220 (ix86_expand_args_builtin): Updated to support subreg.
12222 * doc/extend.texi: Correct __builtin_ia32_crc32di.
12224 2008-05-01 Jan Hubicka <jh@suse.cz>
12226 * tree-pass.h (opt_pass): Add IPA_PASS.
12227 (varpool_node, cgraph_node): Forward declare.
12228 (ipa_opt_pass): Define.
12229 (pass_ipa_inline): Turn into ipa_opt_pass.
12230 (pass_apply_inline): Remove.
12231 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
12232 (apply_inline): Turn into ....
12233 (inline_transform): ... this one.
12234 (inline_generate_summary): New function.
12235 (pass_apply_inline): Remove.
12236 * function.h (ipa_opt_pass): Forward declare structure; typedef;
12238 (struct function): Add ipa_transforms_to_apply.
12239 * passes.c (register_one_dump_file): Work on IPA_PASS.
12240 (init_optimization_passes): Remove pass_inline_parameters and
12242 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
12243 (execute_one_pass) ... here; apply transforms when possible.
12244 (add_ipa_transform_pass, execute_ipa_summary_asses,
12245 execute_one_ipa_transform_pass): New.
12246 (execute_ipa_pass_list): Update for IPA_PASS type.
12248 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12250 * config/i386/i386.c (ix86_builtin_type): Add
12251 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
12252 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
12253 (bdesc_args): Add SSE4a builtins.
12254 (ix86_init_mmx_sse_builtins): Updated.
12255 (ix86_expand_args_builtin): Likewise.
12256 (ix86_expand_builtin): Likewise.
12258 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12260 * config/i386/i386.c (ix86_builtin_type): Add
12261 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
12262 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
12263 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
12264 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
12265 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
12266 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
12267 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
12268 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
12269 and DI_FTYPE_DI_DI_INT.
12270 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
12271 (ix86_init_mmx_sse_builtins): Updated.
12272 (ix86_expand_args_builtin): Likewise.
12273 (ix86_expand_builtin): Likewise.
12274 (ix86_expand_binop_imm_builtin): Removed.
12276 * doc/extend.texi: Correct __builtin_ia32_palignr128.
12278 2008-04-30 Richard Guenther <rguenther@suse.de>
12280 PR tree-optimization/32921
12281 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
12283 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
12285 * config/arm/arm.c (arm_unwind_emit): Use
12286 crtl->all_throwers_are_sibcalls instead of
12287 cfun->all_throwers_are_sibcalls.
12288 (arm_output_fn_unwind): Likewise.
12289 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
12290 instead of cfun->uses_pic_offset_table.
12291 (frv_expand_prologue): Likewise.
12292 (frv_frame_pointer_required): Likewise.
12293 (frv_expand_fdpic_call): Likewise.
12294 (frv_emit_movsi): Likewise.
12295 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
12296 cfun->returns_pcc_struct instead of
12297 current_function_returns_pcc_struct.
12298 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
12299 instead of cfun->calls_eh_return.
12300 (m32c_pushm_popm): Likewise.
12301 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
12302 "extern" declaration.
12304 2008-04-30 Richard Guenther <rguenther@suse.de>
12306 PR tree-optimization/21636
12307 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
12309 (evaluate_stmt): Print the likely value.
12310 (ccp_visit_stmt): Avoid excessive vertical spacing.
12312 2008-04-30 Rafael Espindola <espindola@google.com>
12314 * builtins.c (fold_call_expr): Return realret.
12315 * tree-ssa-threadedge.c
12316 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
12317 __builtin_object_size.
12319 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
12321 * gcc.c (wrapper_string): New variable.
12322 (insert_wrapper): New function.
12323 (execute): New option -wrapper.
12324 * doc/invoke.texi (Overall Options): New driver option -wrapper.
12326 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
12328 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
12329 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
12330 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
12332 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
12333 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
12334 config/rs6000/e500crtres64gprctr.asm,
12335 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
12336 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
12337 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
12338 config/rs6000/e500crtsav64gprctr.asm,
12339 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
12340 config/rs6000/e500crtsavg64gprctr.asm: New files.
12341 * config/rs6000/t-ppccomm: Add build rules for new files.
12342 (LIB2FUNCS_STATIC_EXTRA): Add new files.
12343 * config/rs6000/t-netbsd: Add build rules for new files.
12344 (LIB2FUNCS_STATIC_EXTRA): New variable.
12345 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
12346 (CRTSAVRES_DEFAULT_SPEC): Likewise.
12347 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
12349 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
12351 * config/i386/i386.c (ix86_builtin_type): Add
12352 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
12353 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
12354 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
12355 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
12356 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
12357 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
12358 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
12359 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
12360 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
12361 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
12362 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
12363 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
12364 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
12365 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
12366 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
12367 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
12368 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
12369 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
12370 V1DI_FTYPE_V2SI_V2SI.
12371 (bdesc_2arg): Moved to ...
12372 (bdesc_args): Here.
12373 (ix86_init_mmx_sse_builtins): Updated.
12374 (ix86_expand_args_builtin): Updated. Take a pointer
12375 to const struct builtin_description. Handle comparison
12377 (ix86_expand_sse_compare): Take a new argument for swapping operands.
12378 (ix86_expand_builtin): Updated.
12380 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
12381 (ssse3_pmaddubsw128): This.
12382 (ssse3_pmaddubswv4hi3): Renamed to ...
12383 (ssse3_pmaddubsw): This.
12385 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
12386 (__builtin_ia32_packssdw128): Likewise.
12387 (__builtin_ia32_packuswb128): Likewise.
12388 (__builtin_ia32_pmaddubsw): Likewise.
12389 (__builtin_ia32_pmaddubsw128): Likewise.
12391 2008-04-30 Richard Guenther <rguenther@suse.de>
12393 PR tree-optimization/14847
12394 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
12395 (recognize_bits_test): Use it.
12396 (recognize_single_bit_test): Likewise.
12398 2008-04-30 Martin Jambor <mjambor@suse.cz>
12400 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
12401 instead of setting number of formal parameters to zero.
12402 (ipcp_init_stage): Do not set the number of actual parameters to zero
12404 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
12405 which are called with variable number of arguments.
12406 (ipcp_insert_stage): Explicitely skipping all nodes which are
12407 called with variable number of arguments.
12408 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
12409 number of parameters.
12411 * ipa-prop.h (struct ipa_node_params): Added flag
12412 called_with_var_arguments
12413 (ipa_set_param_count): Added. Changed sole setter to use it.
12414 (ipa_get_param_count): Added. All readers of param_count
12415 converted to use it instead.
12416 (ipa_set_called_with_variable_arg): Added.
12417 (ipa_is_called_with_var_arguments): Added.
12418 (ipa_get_ith_param): Added. All readers of param_decls converted
12420 (ipa_set_cs_argument_count): Added, sole writer to argument_count
12422 (ipa_get_cs_argument_count): Added, all readers of argument_count
12424 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
12427 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
12428 (struct ipcp_lattice): Renamed cval_type to type
12429 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
12431 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
12432 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
12433 (ipcp_insert_stage): Changed the type of variable cvalue to tree
12434 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
12435 (build_const_val): Changed the type of parameter cvalue to tree
12436 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
12437 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
12439 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
12442 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
12443 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
12444 (ipa_add_method): Renamed to ipa_push_func_to_list
12445 (ipa_remove_method): Renamed to ipa_pop_func_from_list
12446 (ipa_callsite_param_count): Removed.
12447 (ipa_callsite_param_count_set): Removed.
12448 (ipa_callsite_param): Removed.
12449 (ipa_callsite_callee): Removed.
12450 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
12451 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
12452 (ipa_method_formal_count): Removed.
12453 (ipa_method_formal_count_set): Removed.
12454 (ipa_method_get_tree): Removed.
12455 (ipa_method_tree_map_create): Removed.
12456 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
12457 (ipa_create_param_decls_array): Creates the array itself
12458 (ipa_create_param_decls_array): Temporary variable info instead of
12459 a few dereferences.
12460 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
12461 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
12462 (get_type): Removed.
12463 (ipa_jf_get_info_type): Removed.
12464 (ipa_node_create): Renamed to ipa_create_node_params
12465 (ipa_free): Renamed to ipa_free_all_node_params
12466 (ipa_nodes_create): Renamed to ipa_create_all_node_params
12467 (ipa_edges_create): Renamed to ipa_create_all_edge_args
12468 (ipa_edges_free): Renamed to ipa_free_all_edge_args
12469 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
12470 (ipa_free_all_node_params): Deallocation to jump_functions moved to
12471 ipa_free_all_edge_args
12472 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
12473 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
12474 (ipa_create_methodlist_node): Removed.
12475 (ipa_methodlist_method): Removed.
12476 (ipa_methodlist_method_set): Removed.
12477 (ipa_methodlist_next_method): Removed.
12478 (ipa_methodlist_next_method_set): Removed.
12479 (ipa_method_is_modified): Removed.
12480 (ipa_method_modify_create): Removed.
12481 (ipa_method_modify_init): Temporary variable info instead of a few
12483 (ipa_detect_param_modifications): Temporary variable info instead of
12484 a few dereferences.
12485 (ipa_compute_jump_functions): Temporary variable info instead of
12486 a few dereferences.
12487 (ipa_method_modify_set): Removed.
12488 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
12489 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
12490 than craph_node as the first parameter.
12491 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
12492 (ipa_method_modify_init): Removed.
12493 (ipa_compute_jump_functions): Added a temp variable instead of
12494 repeatadly dereferencing the cgraph_edge.aux pointer
12495 (ipa_callsite_param_set_type): Removed.
12496 (ipa_compute_jump_functions): i renamed to index and moved to
12498 (ipa_callsite_param_set_info_type_formal): Removed.
12499 (ipa_callsite_param_set_info_type): Removed.
12500 (ipa_callsite_param_map_create): Removed.
12501 (ipa_callsite_tree): Removed.
12502 (ipa_callsite_caller): Removed.
12503 (ipa_pop_func_from_list): return_method removed to return_func
12505 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
12506 prefixed all values with IPA_. Changed all users.
12507 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
12508 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
12509 and FORMAL_IPATYPE IPA_PASS_THROUGH.
12510 (union parameter_info): Renamed to jump_func_value.
12511 (union jump_func_value): Renamed value to constant
12512 (struct ipa_jump_func): Renamed info_type to value
12513 (struct ipa_node): Renamed to ipa_node_params
12514 (struct ipa_node_params): Renamed ipa_arg_num to param_count
12515 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
12516 (struct ipa_node_params): Renamed ipa_mod to modified_flags
12517 (struct ipa_edge): Renamed to ipa_edge_args
12518 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
12519 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
12520 (struct ipa_methodlist): Renamed to ipa_func_list
12521 (struct ipa_func_list): method_p renamed to node, next_method
12523 (ipa_methodlist_p): Removed, switched all users to struct pointer
12524 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
12526 2008-04-30 Alan Modra <amodra@bigpond.net.au>
12528 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
12529 (rs6000_emit_epilogue): Use backchain to restore only when we
12530 have a large frame. Make use of frame pointer to restore if we
12531 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
12533 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
12535 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
12536 Add mode to zero_extract.
12537 (sign bit tests peepholes): (Ditto.).
12539 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
12541 * config/i386/i386.c (ix86_builtins): Replace Prescott New
12542 Instructions in comments with SSE3.
12543 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
12544 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
12545 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
12546 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
12547 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
12548 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
12549 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
12550 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
12551 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
12552 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
12553 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
12554 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
12555 (bdesc_sse_args): Renamed to ...
12556 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
12557 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
12558 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
12559 IX86_BUILTIN_FABSQ.
12560 (bdesc_1arg): Moved to ...
12561 (bdesc_args): Here.
12562 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
12563 Instructions in comments with SSE3.
12564 (ix86_expand_sse_operands_builtin): Renamed to ...
12565 (ix86_expand_args_builtin): This. Updated.
12566 (ix86_expand_unop1_builtin): Update comments.
12567 (ix86_expand_builtin): Updated.
12569 2008-04-29 Richard Guenther <rguenther@suse.de>
12571 PR tree-optimization/36078
12572 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
12573 Update virtual SSA form after cleaning up the CFG.
12575 2008-04-29 Richard Guenther <rguenther@suse.de>
12577 PR middle-end/15255
12578 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
12580 2008-04-29 Richard Guenther <rguenther@suse.de>
12582 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
12583 (compute_may_aliases): Do not call finalize_ref_all_pointers.
12584 (compute_flow_insensitive_aliasing): Do not treat
12585 PTR_IS_REF_ALL pointers special.
12586 (get_smt_for): Likewise.
12587 (may_alias_p): Re-structure.
12588 (is_escape_site): A ref-all pointer conversion is not an escape site.
12589 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
12590 PTR_IS_REF_ALL pointers special.
12591 * tree-ssa-structalias.h (struct alias_info): Remove
12592 ref_all_symbol_mem_tag field.
12593 (PTR_IS_REF_ALL): Remove.
12595 2008-04-29 Richard Guenther <rguenther@suse.de>
12597 PR middle-end/36077
12598 * fold-const.c (extract_muldiv_1): In combining division constants
12599 make sure to never overflow.
12601 2008-04-29 Nick Clifton <nickc@redhat.com>
12603 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
12605 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12608 * optc-gen.awk: Work around HP-UX/IA awk bug.
12610 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
12612 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
12615 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
12618 * config/i386/i386.md
12619 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
12620 Change operand 1 predicate to nonimmediate_operand.
12622 2008-04-28 Jakub Jelinek <jakub@redhat.com>
12625 * dwarf2out.c (struct die_struct): Mark as chain_circular through
12627 * gengtype.c (walk_type, write_func_for_structure): Handle
12629 * doc/gty.texi: Document chain_circular.
12631 2008-04-28 Richard Guenther <rguenther@suse.de>
12633 PR tree-optimization/36066
12634 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
12637 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
12640 * config/i386/i386.md
12641 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
12642 Use match_scratch instead of match_operand for operands 3 and 4.
12644 2008-04-27 Richard Guenther <rguenther@suse.de>
12646 PR tree-optimization/18754
12647 PR tree-optimization/34223
12648 * tree-pass.h (pass_complete_unrolli): Declare.
12649 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
12650 loop size before and after unconditionally of UL_NO_GROWTH in effect.
12651 Rewrite loop into loop closed SSA form if it is not already.
12652 (tree_unroll_loops_completely): Re-structure to iterate over
12653 innermost loops with intermediate CFG cleanups.
12654 Unroll outermost loops only if requested or the code does not grow
12656 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
12657 loops are available.
12658 (tree_vectorize): Instead do so here.
12659 (tree_complete_unroll): Also unroll outermost loops.
12660 (tree_complete_unroll_inner): New function.
12661 (gate_tree_complete_unroll_inner): Likewise.
12662 (pass_complete_unrolli): New pass.
12663 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
12664 uses outside of the loop.
12665 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
12666 form if it is available.
12667 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
12668 * passes.c (init_optimization_passes): Schedule complete inner
12669 loop unrolling pass before the first CCP pass after final inlining.
12671 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
12673 * targhooks.h (default_emutls_var_fields,
12674 default_emutls_var_init): Declare.
12675 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
12676 * target.h (struct gcc_target): Add struct emutls member.
12677 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
12678 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
12679 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
12680 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
12681 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
12682 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
12683 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
12684 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
12685 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
12686 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
12687 emit debug information.
12688 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
12689 * varasm.c: Include targhooks.h.
12690 (emutls_object_section, emutls_tmpl_section): New.
12691 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
12692 (EMUTLS_SEPARATOR): New.
12693 (prefix_name): New.
12694 (get_emutls_object_name): New.
12695 (default_emutls_var_fields): New, broken out of ...
12696 (get_emutls_object_type): ... here. Adjust to use target hooks.
12697 (get_emutls_init_templ_addr): Adjust to use target hooks.
12698 (emutls_decl): Adjust to use target hooks.
12699 (emutls_finish): Likewise.
12700 (default_emutls_var_init): New, broken out of ...
12701 (assemble_variable): ... here. Adjust to use target hooks.
12702 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
12703 SECCAT_EMUTLS_TMPL.
12704 * c-common.c (handle_section_attribute): Prevent overriding
12705 sections for emulated tls with special sections.
12706 * config/i386/i386.c (x86_64_elf_select_section): Add
12707 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
12708 (x86_64_elf_unique_section): Likewise.
12709 * config/vxworks.c: Include tree.h.
12710 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
12711 (vxworks_override_options): Set TLS scheme.
12712 * doc/tm.texi (Emulated TLS): New node.
12714 2008-04-26 Simon Baldwin <simonb@google.com>
12717 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
12718 with propagated string constants.
12720 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
12722 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
12723 constraint for operand 2 when operand 0 is memory operand.
12724 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
12725 operand 0 is memory operand.
12726 (fix_trunc<mode>_i387_with_temp): Ditto.
12727 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
12728 operand 2 when operand 1 is memory operand.
12729 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
12730 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
12731 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
12732 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12733 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
12734 operands 2,3 and 4 when operand 1 is memory operand.
12735 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
12737 (fistdi2_floor_with_temp): Ditto.
12738 (fist<mode>2_floor_with_temp): Ditto.
12739 (fistdi2_ceil_with_temp): Ditto.
12740 (fist<mode>2_ceil_with_temp): Ditto.
12741 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
12743 2008-04-26 David Daney <ddaney@avtrex.com>
12745 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
12747 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
12748 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12749 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12750 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
12751 (compare_and_swap_12): New insn.
12752 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
12753 * config/mips/mips.c (mips_force_binary): New function.
12754 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
12755 (mips_expand_compare_and_swap_12): New function.
12756 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
12758 2008-04-25 Jan Hubicka <jh@suse.cz>
12761 * cfgexpand.c (pass_expand): Turn into RTL pass.
12762 * passes.c (execute_one_pass): Do pass typechecking after execution.
12763 * tree-pass.h (pass_expand): Turn into RTL pass.
12765 * function.h (struct rtl_data): Move here fields
12766 accesses_prior_frames, calls_eh_return, saves_all_registers,
12767 has_nonlocal_goto, has_asm_statement, is_thunk,
12768 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
12769 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
12770 arg_pointer_save_area_init from struct function; turn into bool.
12771 (struct function): Move
12772 calls_eh_return, saves_all_registers, has_nonlocal_goto,
12773 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
12774 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
12775 tail_call_emit, arg_pointer_save_area_init
12776 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
12777 (current_function_returns_struct, current_function_returns_pcc_struct,
12778 current_function_calls_setjmp, current_function_calls_alloca,
12779 current_function_accesses_prior_frames,
12780 current_function_calls_eh_return, current_function_is_thunk,
12781 current_function_stdarg, current_function_profile,
12782 current_function_limit_stack, current_function_uses_pic_offset_table,
12783 current_function_uses_const_pool, current_function_has_nonlocal_label,
12784 current_function_saves_all_registers,
12785 current_function_has_nonlocal_goto,
12786 current_function_has_asm_statement): Remove accesor macros.
12787 * ra-conflict.c (global_conflicts): Update.
12788 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
12789 (suitable_for_tail_call_opt_p): Update.
12790 * builtins.c (expand_builtin_return_addr): Update.
12791 (expand_builtin_setjmp_setup): Update.
12792 (expand_builtin_nonlocal_goto): Update.
12793 * final.c (final_start_function): Update.
12794 (profile_function): Update.
12795 (leaf_function_p): Update.
12796 (only_leaf_regs_used): Update.
12797 * df-scan.c (df_get_exit_block_use_set): Update.
12798 * dojump.c (clear_pending_stack_adjust): Update.
12799 * tree-stdarg.c (gate_optimize_stdarg): Update.
12800 * gimple-low.c (lower_function_body): Update.
12801 * global.c (compute_regsets): Update.
12802 (global_alloc): Update.
12803 * dwarf2out.c (dwarf2out_begin_prologue): Update.
12804 * expr.c (expand_assignment): Update.
12805 * dse.c (dse_step0): Update.
12806 (dse_step1): Update.
12807 * c-decl.c (store_parm_decls): Update.
12808 * local-alloc.c (combine_regs): Update.
12809 (find_free_reg): Update.
12810 * function.c (assign_parms_augmented_arg_list): Update.
12811 (assign_parm_find_data_types): Update.
12812 (assign_parms): Update.
12813 (allocate_struct_function): Update.
12814 (expand_function_start): Update.
12815 (expand_function_end): Update.
12816 (get_arg_pointer_save_area): Update.
12817 (thread_prologue_and_epilogue_insns): Update.
12818 (rest_of_match_asm_constraints): Update.
12819 * stor-layout.c (variable_size): Update.
12820 * gcse.c (gcse_main): Update.
12821 (bypass_jumps): Update.
12822 * gimplify.c (gimplify_function_tree): Update.
12823 * calls.c (emit_call_1): Update.
12824 (expand_call): Update.
12825 * bt-load.c (compute_defs_uses_and_gen): Update.
12826 * except.c (sjlj_assign_call_site_values): Update.
12827 (sjlj_emit_function_enter): Update.
12828 (can_throw_external): Update.
12829 (set_nothrow_function_flags): Update.
12830 (expand_builtin_unwind_init): Update.
12831 (expand_eh_return): Update.
12832 (convert_to_eh_region_ranges): Update.
12833 (output_function_exception_table): Update.
12834 * emit-rtl.c (gen_tmp_stack_mem): Update.
12835 * cfgexpand.c (expand_used_vars): Update.
12836 (tree_expand_cfg): Update.
12837 * cfgcleanup.c (rest_of_handle_jump): Update.
12838 * explow.c (allocate_dynamic_stack_space): Update.
12839 * varasm.c (assemble_start_function): Update.
12840 (force_const_mem): Update.
12841 (mark_constant_pool): Update.
12842 * tree-optimize.c (tree_rest_of_compilation): Update.
12843 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
12844 * tree-cfg.c (notice_special_calls): Update.
12845 (is_ctrl_altering_stmt): Update.
12846 (tree_can_make_abnormal_goto): Update.
12847 (tree_purge_dead_abnormal_call_edges): Update.
12848 * config/alpha/predicates.md: Update.
12849 * config/alpha/alpha.c (alpha_sa_mask): Update.
12850 (alpha_sa_size): Update.
12851 (alpha_does_function_need_gp): Update.
12852 (alpha_expand_prologue): Update.
12853 (alpha_start_function): Update.
12854 (alpha_output_function_end_prologue): Update.
12855 (alpha_expand_epilogue): Update.
12856 * config/frv/frv.c (frv_stack_info): Update.
12857 (frv_expand_epilogue): Update.
12858 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
12859 (s390_register_info): Update.
12860 (s390_frame_info): Update.
12861 (s390_init_frame_layout): Update.
12862 (s390_can_eliminate): Update.
12863 (save_gprs): Update.
12864 * config/spu/spu.c (spu_split_immediate): Update.
12865 (need_to_save_reg): Update.
12866 (spu_expand_prologue): Update.
12867 (spu_expand_epilogue): Update.
12868 * config/sparc/sparc.md: Update.
12869 * config/sparc/sparc.c (eligible_for_return_delay): Update.
12870 (sparc_tls_got): Update.
12871 (legitimize_pic_address): Update.
12872 (sparc_emit_call_insn): Update.
12873 (sparc_expand_prologue): Update.
12874 (output_return): Update.
12875 (print_operand): Update.
12876 (sparc_function_ok_for_sibcall): Update.
12877 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
12878 * config/m32r/m32r.md: Update.
12879 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
12880 (m32r_compute_frame_size): Update.
12881 (m32r_expand_prologue): Update.
12882 (m32r_expand_epilogue): Update.
12883 (m32r_legitimize_pic_address): Update.
12884 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
12885 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
12886 * config/i386/i386.c (ix86_frame_pointer_required): Update.
12887 (gen_push): Update.
12888 (ix86_save_reg): Update.
12889 (ix86_compute_frame_layout): Update.
12890 (ix86_expand_prologue): Update.
12891 (ix86_expand_epilogue): Update.
12892 * config/sh/sh.c (output_stack_adjust): Update.
12893 (calc_live_regs): Update.
12894 (sh5_schedule_saves): Update.
12895 (sh_expand_prologue): Update.
12896 (sh_expand_epilogue): Update.
12897 (sh_setup_incoming_varargs): Update.
12898 (sh_allocate_initial_value): Update.
12899 (sh_get_pr_initial_val): Update.
12900 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
12901 * config/sh/sh.md (label:): Update.
12902 * config/avr/avr.c (out_movhi_mr_r): Update.
12903 * config/crx/crx.h (enum): Update.
12904 * config/xtensa/xtensa.h (along): Update.
12905 * config/stormy16/stormy16.c Update.
12906 (xstormy16_compute_stack_layout): Update.
12907 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
12908 (fr30_expand_prologue): Update.
12909 * config/cris/cris.c (cris_conditional_register_usage): Update.
12910 (cris_reg_saved_in_regsave_area): Update.
12911 (cris_initial_frame_pointer_offset): Update.
12912 (cris_simple_epilogue): Update.
12913 (cris_expand_prologue): Update.
12914 (cris_expand_epilogue): Update.
12915 (cris_expand_pic_call_address): Update.
12916 (cris_asm_output_symbol_ref): Update.
12917 (cris_asm_output_label_ref): Update.
12918 * config/cris/cris.md Update.
12919 * config/iq2000/iq2000.c (compute_frame_size): Update.
12920 (iq2000_expand_epilogue): Update.
12921 * config/mt/mt.h (save_direction): Update.
12922 * config/mn10300/mn10300.c (mn10300_function_value): Update.
12923 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
12924 (ia64_secondary_reload_class): Update.
12925 * config/m68k/m68k.c (m68k_save_reg): Update.
12926 (m68k_expand_prologue): Update.
12927 (m68k_expand_epilogue): Update.
12928 (legitimize_pic_address): Update.
12929 * config/rs6000/rs6000.c (rs6000_got_register): Update.
12930 (first_reg_to_save): Update.
12931 (first_altivec_reg_to_save): Update.
12932 (compute_vrsave_mask): Update.
12933 (compute_save_world_info): Update.
12934 (rs6000_stack_info): Update.
12935 (spe_func_has_64bit_regs_p): Update.
12936 (rs6000_ra_ever_killed): Update.
12937 (rs6000_emit_eh_reg_restore): Update.
12938 (rs6000_emit_allocate_stack): Update.
12939 (rs6000_emit_prologue): Update.
12940 (rs6000_emit_epilogue): Update.
12941 (rs6000_output_function_epilogue): Update.
12942 (output_profile_hook): Update.
12943 (rs6000_elf_declare_function_name): Update.
12944 * config/rs6000/rs6000.h (rs6000_args): Update.
12945 * config/rs6000/rs6000.md: Update.
12946 * config/mcore/mcore.c (mcore_expand_prolog): Update.
12947 * config/arc/arc.c (arc_output_function_epilogue): Update.
12948 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
12949 * config/darwin.c (machopic_function_base_name): Update.
12950 * config/score/score3.c (score3_compute_frame_size): Update.
12953 (score3_epilogue): Update.
12954 * config/score/score7.c (score7_compute_frame_size): Update.
12955 (score7_prologue): Update.
12956 (score7_epilogue): Update.
12957 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
12958 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
12959 * config/arm/arm.c (use_return_insn): Update.
12960 (require_pic_register): Update.
12961 (arm_load_pic_register): Update.
12962 (arm_compute_save_reg0_reg12_mask): Update.
12963 (arm_compute_save_reg_mask): Update.
12964 (thumb1_compute_save_reg_mask): Update.
12965 (output_return_instruction): Update.
12966 (arm_output_function_prologue): Update.
12967 (arm_output_epilogue): Update.
12968 (arm_get_frame_offsets): Update.
12969 (arm_expand_prologue): Update.
12970 (thumb_pushpop): Update.
12971 (thumb_exit): Update.
12972 (thumb1_expand_prologue): Update.
12973 (thumb1_expand_epilogue): Update.
12974 (arm_unwind_emit): Update.
12975 (arm_output_fn_unwind): Update.
12976 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
12977 * config/arm/arm.md: Update.
12978 * config/pa/pa.md: Update.
12979 * config/pa/pa.c (legitimize_pic_address): Update.
12980 (compute_frame_size): Update.
12981 (hppa_expand_prologue): Update.
12982 (hppa_expand_epilogue): Update.
12983 (borx_reg_operand): Update.
12984 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
12985 (HARD_REGNO_RENAME_OK): Update.
12986 * config/mips/mips.c (mips_global_pointer): Update.
12987 (mips_save_reg_p): Update.
12988 (mips_compute_frame_info): Update.
12989 (mips_frame_pointer_required): Update.
12990 (mips_expand_prologue): Update.
12991 (mips_expand_epilogue): Update.
12992 (mips_can_use_return_insn): Update.
12993 (mips_reorg_process_insns): Update.
12994 * config/v850/v850.c (compute_register_save_size): Update.
12995 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
12996 * config/mmix/mmix.c (along): Update.
12997 (mmix_expand_epilogue): Update.
12998 * config/bfin/bfin.c (legitimize_pic_address): Update.
12999 (must_save_p): Update.
13000 (stack_frame_needed_p): Update.
13001 (add_to_reg): Update.
13002 (bfin_expand_prologue): Update.
13003 * stmt.c (expand_asm_operands): Update.
13004 * reload1.c (reload): Update.
13005 (init_elim_table): Update.
13007 2008-04-25 Bob Wilson <bob.wilson@acm.org>
13009 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
13011 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
13013 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
13014 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
13015 (mov<mode>): Removed.
13016 (*movv4sf_internal): Likewise.
13017 (*movv2df_internal): Likewise.
13019 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
13021 * config.gcc (crx-*-elf): Remove deprecation.
13023 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
13025 * config/i386/cygming-crtend.c (register_frame_ctor): Register
13026 __gcc_deregister_frame with atexit.
13027 (deregister_frame_dtor): Remove.
13029 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
13030 Nathan Sidwell <nathan@codesourcery.com>
13032 * config/rs6000/rs6000.opt (mspe): Remove Var property.
13034 * config/rs6000/rs6000.h (rs6000_spe): Declare.
13035 (rs6000_isel): Likewise.
13036 * config/rs6000/rs6000.c (rs6000_spe): New variable.
13037 (rs6000_isel): New variable.
13038 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
13040 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13043 * c-common.c (handle_vector_size_attribute): Call
13044 lang_hooks.types.reconstruct_complex_type instead of
13045 reconstruct_complex_type.
13046 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
13047 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
13048 * langhooks.h (struct lang_hooks_for_types): Add
13049 reconstruct_complex_type hook.
13050 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
13051 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
13053 2008-04-24 Richard Guenther <rguenther@suse.de>
13055 * c-common.h (check_builtin_function_arguments): Declare.
13056 * c-common.c (validate_nargs): New function.
13057 (check_builtin_function_arguments): Likewise.
13058 * c-typeck.c (build_function_call): Call
13059 check_builtin_function_arguments.
13060 * builtins.c (fold_builtin_classify): Remove error reporting code.
13061 (fold_builtin_unordered_cmp): Likewise.
13062 (fold_builtin_1): Likewise.
13063 (fold_builtin_n): Likewise.
13065 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13067 PR tree-optimization/36008
13068 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
13069 the original op1, rather than delta by step.
13071 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
13072 Sebastian Pop <sebastian.pop@amd.com>
13074 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
13075 eliminate_local_variables_stmt, eliminate_local_variables,
13076 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
13077 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
13078 of code delimited by two edges in the CFG.
13079 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
13080 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
13081 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
13082 the case of parallelisation of reductions.
13083 (expr_invariant_in_region_p): New.
13085 * tree-flow.h (gather_blocks_in_sese_region): Declared.
13086 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
13088 2008-04-24 Ira Rosen <irar@il.ibm.com>
13089 Richard Guenther <rguenther@suse.de>
13091 PR tree-optimization/36034
13092 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
13093 incapable of dealing with loads with gaps.
13095 2008-04-24 Rafael Espindola <espindola@google.com>
13097 * tree-flow.h (vrp_evaluate_conditional): Change signature.
13098 * tree-ssa-propagate.c (fold_predicate_in): Update call to
13099 vrp_evaluate_conditional.
13100 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
13101 (vrp_evaluate_conditional): Split the cond argument.
13102 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
13103 (simplify_stmt_for_jump_threading): Update call to
13104 vrp_evaluate_conditional.
13106 2008-04-24 Ira Rosen <irar@il.ibm.com>
13108 PR tree-optimization/35982
13109 * tree-vect-analyze.c (vect_check_interleaving): Check that the
13110 interleaved data-refs are of the same type.
13112 2008-04-24 Danny Smith <dannysmith@users.net>
13114 * c-format.c (check_format_info_main): Use strncmp rather than a
13115 magic prefix to handle multichar length specs.
13116 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
13117 Don't prefix "I64" and "I32" with '\0'.
13119 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13122 * config/i386/i386.c (init_cumulative_args): Don't pass anything
13123 in registers for -m32 only if stdarg_p (fntype).
13125 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
13127 PR rtl-optimization/36006
13128 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
13129 temp to op0 in order to avoid invalid rtx sharing.
13131 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
13133 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
13134 check TREE_INVARIANT.
13135 * tree-gimple.c (is_gimple_address): New.
13136 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
13137 * tree-gimple.h (is_gimple_address): New.
13138 * tree.h (decl_address_invariant_p): New.
13139 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
13140 (build_string): Likewise.
13141 (decl_address_invariant_p): New, from is_gimple_invariant_address.
13142 (tree_invariant_p_1): Likewise.
13143 (save_expr): Use it.
13144 (tree_invariant_p): New.
13145 (skip_simple_arithmetic): Use it.
13146 (stabilize_reference_1): Use it.
13147 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
13149 (build1_stat): Drop code to compute TREE_INVARIANT.
13150 (build2_stat): Drop code to compute TREE_INVARIANT.
13151 (build3_stat): Drop code to compute TREE_INVARIANT.
13152 (build4_stat): Drop code to compute TREE_INVARIANT.
13153 (build5_stat): Drop code to compute TREE_INVARIANT.
13154 (build7_stat): Drop code to compute TREE_INVARIANT.
13155 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
13156 * tree.h (struct tree_base): Remove invariant_flag.
13157 (TREE_INVARIANT): Remove.
13158 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
13159 (fold_builtin_expect): Check TREE_CONSTANT.
13160 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
13161 * c-tree.h (c_expr_to_decl): Drop third parameter.
13162 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
13163 (build_c_cast): Don't set TREE_INVARIANT.
13164 (pop_init_level): Don't set TREE_INVARIANT.
13165 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
13166 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
13168 (gimplify_init_constructor): Don't set TREE_INVARIANT.
13169 (gimplify_addr_expr): Adjust comment.
13170 * tree-mudflap.c (mf_build_string):
13171 * print-tree.c (print_node): Don't print TREE_INVARIANT.
13172 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
13173 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
13174 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
13175 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
13176 * langhooks.h (struct lang_hooks): Drop third parameter from
13179 2008-04-23 Richard Guenther <rguenther@suse.de>
13181 PR tree-optimization/27799
13182 PR tree-optimization/32921
13183 PR tree-optimization/32624
13184 * tree-ssa-structalias.c (merge_smts_into): Only merge the
13185 SMTs aliases and the tag itself into the solution.
13186 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
13187 merge the points-to solution back into the SMT aliases.
13188 (may_alias_p): Use alias_set_subset_of instead of
13189 aliases_conflict_p. A pointer which points to
13190 memory with alias set zero may access any variable.
13192 2008-04-23 Richard Guenther <rguenther@suse.de>
13194 * alias.c (alias_set_subset_of): Correctly handle asking
13195 if zero is a subset of an alias set with zero child.
13196 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
13197 (compute_flow_insensitive_aliasing): Correctly walk all
13198 pointers. Do not unnecessarily union sets.
13200 2008-04-23 Richard Guenther <rguenther@suse.de>
13202 PR middle-end/36021
13203 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
13205 2008-04-22 Tomas Bily <tbily@suse.cz>
13207 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
13209 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
13211 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13212 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13213 * tree-inline.c (estimate_num_insns_1): Likewise.
13214 * varasm.c (const_hash_1, compare_constant, copy_constant)
13215 (compute_reloc_for_constant, output_addressed_constants): Likewise.
13216 * emit-rtl.c (component_ref_for_mem_expr)
13217 (set_mem_attributes_minus_bitpos): Likewise.
13218 * expr.c (highest_pow2_factor, expand_expr_real_1, )
13219 (is_aligning_offset): Likewise.
13220 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
13221 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13222 * dojump.c (do_jump): Likewise.
13223 * builtins.c (get_pointer_alignment, get_memory_rtx)
13224 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
13225 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
13227 2008-04-23 Jakub Jelinek <jakub@redhat.com>
13229 PR rtl-optimization/36017
13230 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
13231 expanding the library call.
13233 2008-04-22 Ian Lance Taylor <iant@google.com>
13235 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
13236 than size_in_bytes.
13238 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
13240 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
13241 of LR/CTR moves for Power6.
13243 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
13245 PR middle-end/36003
13246 * passes.c (init_optimization_passes): Remove
13247 pass_fast_rtl_byte_dce.
13249 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
13252 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
13253 builtin functions to generate faster code.
13254 (_mm_cvtpu16_ps): Ditto.
13255 (_mm_cvtpi32x2_ps): Ditto.
13257 2008-04-22 Nick Clifton <nickc@redhat.com>
13259 * common.opt (ftree-loop-distribution): Add Optimization
13262 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
13263 (frv_expand_builtin_va_start): Likewise.
13265 * config/arm/arm.c (thumb_find_work_register): Fix location of
13266 argument register count.
13268 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13270 Support scheduling for ColdFire V1 and V3 microarchitecture.
13271 Improve scheduling of multiplication instructions.
13273 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
13274 (mac): New instruction attribute.
13275 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
13276 (m68k_sched_mac): New variable.
13277 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
13278 Handle cfv1 and cfv3.
13279 (max_insn_size): New static variable.
13280 (struct _sched_ib): New type.
13281 (sched_ib): New static variable.
13282 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
13283 to fields of 'struct _sched_ib sched_ib'. Update all uses.
13284 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
13286 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
13287 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
13288 new variables. Update.
13289 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13290 Add modeling of cfv3 instruction buffer. Update.
13291 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
13292 * config/m68k/m68k.h (TUNE_CFV3): New macro.
13293 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
13294 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
13295 a particular reservation applies to.
13296 (type2): Reorganize attribute values. Rename alu to alu_reg,
13297 alu_l to alu, move_l to omove. Join move to alu. Split mul
13298 to mul_l and mul_w.
13299 (cf_ib_*): Simplify description of instruction buffer.
13300 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
13301 (cf_mem): Split into cf_mem1 and cf_mem2.
13302 (cf_v2_move_??): Rename to cfv12_alu_??.
13303 (cf_v2_move_l_??): Rename to cfv12_omove_??.
13304 (cf_v2_mul_??): Remove reservations.
13305 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
13306 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
13307 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
13309 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
13310 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
13311 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
13312 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
13313 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
13314 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
13315 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
13316 expansions of the above reservations for instructions of sizes
13319 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13321 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
13323 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
13325 * coverage.c: Include tree-pass.h.
13326 (coverage_counter_alloc): Print da_file_name to the dump file.
13328 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
13330 * sbitmap.c (sbitmap_range_empty_p): New function.
13331 * sbitmap.h (sbitmap_range_empty_p): New function.
13332 * bitmap.h: Now includes obstack.h.
13334 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
13335 Kenneth Zadeck <zadeck@naturalbridge.com>
13337 * dbgcnt.def (ra_byte_scan): Added.
13338 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
13339 when the last hit happens for a counter.
13340 * timevar.def (TV_DF_BYTE_LR): New variable.
13341 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
13342 * passes.c (pass_fast_rtl_byte_dce): New pass.
13343 * fwprop.c (update_df): Added mode to call df_ref_create.
13344 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
13345 DF_REF_EXTRACT_OFFSET.
13346 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
13347 DF_BYTE_LR_OUT, df_byte_lr): New macro.
13349 (df_ref_extract): Added mode field.
13350 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
13351 DF_REF_EXTRACT_OFFSET.
13352 (DF_REF_EXTRACT_MODE): New macro.
13353 (df_byte_lr_bb_info): New structure.
13354 (df_print_byte_regset, df_compute_accessed_bytes,
13355 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
13356 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
13357 df_byte_lr_simulate_uses,
13358 df_byte_lr_simulate_artificial_refs_at_top,
13359 df_byte_lr_simulate_artificial_refs_at_end,
13360 df_compute_accessed_bytes): New function.
13361 (df_ref_create): Add parameter.
13362 (df_byte_lr_get_bb_info): New inline function.
13363 * df-scan.c (df_ref_record, df_uses_record,
13364 df_ref_create_structure): Added mode parameter.
13365 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
13366 df_defs_record, df_uses_record, df_get_conditional_uses,
13367 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
13368 df_entry_block_defs_collect, df_exit_block_uses_collect):
13369 Added mode parameter to calls to df_ref_record, df_uses_record,
13370 df_ref_create_structure.
13371 (df_ref_equal_p, df_ref_compare): Added test for modes.
13372 (df_ref_create_structure): Added code to set mode. Renamed
13373 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
13374 DF_REF_EXTRACT_OFFSET.
13375 * df-core.c (df_print_byte_regset): New function.
13376 * df-byte-scan.c: New file.
13377 * df-problems.c (df_rd_transfer_function): Removed unnecessary
13378 calls to BITMAP_FREE.
13379 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
13380 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
13381 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
13382 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
13383 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
13384 df_byte_lr_local_compute, df_byte_lr_init,
13385 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
13386 df_byte_lr_transfer_function, df_byte_lr_free,
13387 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
13388 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
13389 df_byte_lr_simulate_uses,
13390 df_byte_lr_simulate_artificial_refs_at_top,
13391 df_byte_lr_simulate_artificial_refs_at_end): New function.
13392 * dce.c (byte_dce_process_block): New function.
13393 (dce_process_block): au is now passed in rather than computed
13394 locally. Changed loops that look at artificial defs to not look
13395 for conditional or partial ones, because there never are any.
13396 (fast_dce): Now is able to drive byte_dce_process_block or
13397 dce_process_block depending on the kind of dce being done.
13398 (rest_of_handle_fast_dce): Add parameter to fast_dce.
13399 (rest_of_handle_fast_byte_dce): New function.
13400 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
13401 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
13403 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
13406 * gcc.h: Added fortran options that take arguments to
13407 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
13410 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
13412 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
13413 scalarization if on the LHS and not a full access.
13415 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13417 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
13419 2008-04-18 Rafael Espindola <espindola@google.com>
13421 * tree-vrp.c (find_case_label_index): Fix the binary search.
13422 (find_case_label_range): New.
13423 (vrp_visit_switch_stmt): Use find_case_label_range.
13424 (simplify_switch_using_ranges): Use find_case_label_range.
13426 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
13428 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
13429 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
13431 2008-04-18 Tom Tromey <tromey@redhat.com>
13434 * doc/cpp.texi (Implementation-defined behavior): Mention
13437 2008-04-18 Ian Lance Taylor <iant@google.com>
13439 * fold-const.c (pointer_may_wrap_p): New static function.
13440 (fold_comparison): Add another test for pointer overflow. Use
13441 pointer_may_wrap_p to disable some false positives.
13443 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
13445 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
13446 (fname_as_string): Match updated cpp_interpret_string prototype.
13447 (fix_string_type): Support char16_t* and char32_t*.
13448 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
13449 derivative) nodes. Register as builtin if C++0x.
13450 (c_parse_error): Support CPP_CHAR{16,32}.
13451 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
13452 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
13453 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
13454 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
13455 CTI_CHAR32_ARRAY_TYPE>: New elements.
13456 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
13457 char32_type_node, signed_char32_type_node, char16_array_type_node,
13458 char32_array_type_node): New defines.
13459 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
13460 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
13461 (lex_string): Support CPP_STRING{16,32}, match updated
13462 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
13463 (lex_charconst): Support CPP_CHAR{16,32}.
13464 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
13465 and CPP_STRING{16,32}.
13467 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
13470 * aclocal.m4: Regenerate.
13471 * configure: Regenerate.
13473 2008-04-18 Jan Hubicka <jh@suse.cz>
13475 * except.c (dw2_size_of_call_site_table,
13476 sjlj_size_of_call_site_table): Use vector API for call_site_record.
13478 * cgraphbuild.c (build_cgraph_edges): Update.
13479 * tree-pass.h: Update comment.
13480 * final.c (leaf_function_p): Update.
13481 (leaf_renumber_regs): Update.
13482 (rest_of_clean_state): Update.
13483 * omp-low.c (expand_omp_parallel): Update.
13484 * ipa-reference.c (analyze_function): Update.
13485 * reorg.c (find_end_label): Update.
13486 (optimize_skip): Update.
13487 (fill_simple_delay_slots): Update.
13488 (fill_simple_delay_slots): Update.
13489 (make_return_insns): Update.
13490 (dbr_schedule): Update.
13491 * gimple-low.c (record_vars_into): Update.
13492 * cfgbuild.c (make_edges): Update.
13493 * function.c (assign_stack_local): Update.
13494 (assign_parm_adjust_stack_rtl): Update.
13495 (locate_and_pad_parm): Update.
13496 (allocate_struct_function): Do not initialize stack_alignment_needed
13497 and preferred_stack_boundary here.
13498 (stack_protect_prologue): Update.
13499 (stack_protect_epilogue): Update.
13500 (expand_function_start): Initialize stack_alignment_needed,
13501 preferred_stack_boundary and max_jumptable_ents.
13502 (expand_function_end): Update.
13503 (free_after_compilation): Do not NULLify epilogue_delay_list.
13504 * function.h (struct rtl_data): Add stack_protect_guard,
13505 stack_alignment_needed,
13506 preferred_stack_boundary, epilogue_delay_list.
13507 (struct function): Remove value_histograms, stack_alignment_needed,
13508 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
13510 unexpanded_var_list, stack_protect_guard.
13511 (current_function_epilogue_delay_list): Remove.
13512 * ipa-type-escape.c (analyze_function): Update.
13513 * gimplify.c (pop_gimplify_context): Update comment.
13514 * calls.c (expand_call): Update.
13515 (emit_library_call_value_1): Update.
13516 * except.c (set_nothrow_function_flags): Update.
13517 * cfgexpand.c (get_decl_align_unit): Update.
13518 (create_stack_guard): Update.
13519 (estimated_stack_frame_size): Update.
13520 (expand_used_vars): Update.
13521 (tree_expand_cfg): Free histogram earliers, init expansion variables.
13522 * explow.c (allocate_dynamic_stack_space): Update.
13523 * tree-ssa-live.c (remove_unused_locals): Update.
13524 * varasm.c (mark_constant_pool): Update.
13525 * tree-inline.c (remap_decls): Update.
13526 (initialize_cfun): Update.
13527 (declare_return_variable): Update.
13528 (inline_forbidden_p): Update.
13529 (expand_call_inline): Update.
13530 (declare_inline_vars): Update.
13531 (tree_function_versioning): Update.
13532 * tree-flow.h (value_histograms): New.
13533 (VALUE_HISTOGRAMS): New macro.
13534 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
13536 * tree-cfg.c (set_bb_for_stmt): Update.
13537 (replace_by_duplicate_decl): Update.
13538 (move_block_to_fn): Update.
13539 (new_label_mapper): Update.
13540 (dump_function_to_file): Update.
13541 * ipa-struct-reorg.c (build_data_structure): Update.
13542 * cfgrtl.c (print_rtl_with_bb): Update.
13543 * reload1.c (reload): Update.
13545 * config/i386/i386.c (setup_incoming_varargs_64,
13546 ix86_compute_frame_layout): Update.
13547 * config/arc/arc.c (arc_output_function_epilogue): Update.
13549 2008-04-18 Marius Strobl <marius@FreeBSD.org>
13551 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
13552 for FreeBSD as well.
13553 * gthr-posix95.h: Likewise.
13555 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
13557 PR rtl-optimization/35838
13558 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
13559 out the byte offset of the first subreg.
13561 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
13563 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
13564 to split_ti instead of three separate calls with single member arrays.
13565 (subti3 splitter): Ditto.
13566 (adddi3 splitter): Ditto with split_di.
13567 (subdi3 splitter): Ditto.
13568 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
13569 two separate calls with single member arrays. Swap match_dup
13570 operands 1 and 2 to better fit into the array.
13571 (negdi2 splitter): Ditto with split_di.
13572 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
13573 two separate calls with single member arrays. Swap match_dup operands
13574 6 and 7 to better fit into the array.
13576 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
13578 * config/i386/i386.c (sse_builtin_type): New.
13579 (bdesc_sse_args): Likewise.
13580 (bdesc_sse_3arg): Removed.
13581 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
13582 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
13583 IX86_BUILTIN_ROUNDPS.
13584 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
13585 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
13586 IX86_BUILTIN_ROUNDPS.
13587 (ix86_expand_sse_4_operands_builtin): Removed.
13588 (ix86_expand_sse_operands_builtin): New.
13589 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
13590 and CODE_FOR_sse4_1_roundps.
13591 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
13592 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
13594 2008-04-17 Alan Modra <amodra@bigpond.net.au>
13597 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
13598 regs before frame pop when needed. If use_backchain_to_restore_sp
13599 then load backchain into a temp reg to restore vr and vrsave. Add
13600 code to restore vr after frame pop if possible.
13602 2008-04-17 Richard Guenther <rguenther@suse.de>
13604 * tree-vn.c (expressions_equal_p): Do not check type
13605 equality or compatibility before calling operand_equal_p.
13606 * fold-const.c (operand_equal_p): Check equivalence of
13607 integer constants before bailing out due to signedness or
13608 precision differences.
13609 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
13610 spurious differences in type qualification. Ignore types
13611 for COMPONENT_REFs at all.
13613 2008-04-17 Christian Bruel <christian.bruel@st.com>
13615 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
13616 msw_skip comparison.
13618 2008-04-16 Jakub Jelinek <jakub@redhat.com>
13621 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
13624 PR tree-optimization/35899
13625 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
13626 rather than TREE_OPERAND.
13628 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
13631 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
13632 temporary registers. Change operand predicate to general_operand.
13633 (remainderxf3): Ditto.
13635 2008-04-16 Richard Guenther <rguenther@suse.de>
13637 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
13638 * tree-affine.c (aff_combination_expand): Look through some
13641 2008-04-15 Doug Kwan <dougkwan@google.com>
13643 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
13645 * tree-pretty-print.c (dump_generic_node): Ditto.
13646 * final.c (output_addr_const): Ditto.
13647 * dwarf2out.c (output_cfi): Ditto.
13648 * c-pretty-print.c (pp_c_integer_constant): Ditto.
13649 * print-rtl.c (print_rtx): Ditto.
13650 * print-tree.c (print_node_brief, print_node): Ditto.
13651 * c-common.c (match_case_to_enum_1): Ditto.
13652 * sched-vis.c (print_value): Ditto.
13653 * config/i386/i386.c (print_operand): Cast to long unsigned int
13656 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
13657 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
13658 MS Windows VirtualProtect function.
13660 2008-04-15 Jan Hubicka <jh@suse.cz>
13662 * gengtype.c (write_root): Param_is argument is OK.
13663 * expr.c (expand_expr_real_1): Update call of get_exception_*.
13664 * function.h: Include varray.h
13665 (rtl_eh): New stucture based on except.c one.
13666 (call_site_record): New forward declaration and vector type.
13667 * calls.c (emit_call_1): Do not call
13668 note_current_region_may_contain_throw.
13669 * except.c (eh_status): Remove cur_region, try_region since they are
13671 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
13672 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
13673 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
13674 Remove call_site_data_used, call_site_data_size.
13675 Turn call_site_record into vector in function.h.
13676 (note_current_region_may_contain_throw): Remove.
13677 (get_exception_pointer, get_exception_filter): Do not take struct
13678 function argument; update.
13679 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
13680 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
13681 build_post_landing_pads, dw2_build_landing_pads,
13682 sjlj_assign_call_site_values, sjlj_mark_call_sites,
13683 sjlj_emit_function_enter, sjlj_emit_function_enter,
13684 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
13685 sjlj_build_landing_pads, finish_eh_generation,
13686 remove_exception_handler_label, remove_eh_handler,
13687 maybe_remove_eh_handler, add_reachable_handler,
13688 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
13689 add_action_record, collect_one_action_chain, add_call_site,
13690 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
13691 sjlj_output_call_site_table, output_function_exception_table,
13692 * except.h (note_current_region_may_contain_throw): Remove
13693 (get_exception_pointer, get_exception_filter): Do not take struct
13695 * Makefile.in (GTFILES): Put varargs before struct function.
13697 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
13699 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
13700 punt for STRING_CST.
13701 (get_constraint_for): Deal with STRING_CST here instead.
13703 2008-04-15 Richard Guenther <rguenther@suse.de>
13705 * tree-ssa-propagate.c (substitute_and_fold): Substitute
13706 statements in a basic-block with a backward walk. Do not
13707 substitute into dead statements but instead remove those.
13709 2008-04-15 Richard Guenther <rguenther@suse.de>
13711 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
13712 to zero, thus disable creation of SFTs.
13714 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
13716 * tree-predcom.c (suitable_reference_p): Return false if the
13717 reference can throw.
13719 2008-04-15 Jakub Jelinek <jakub@redhat.com>
13722 * c-decl.c (finish_decl): If extern or static var has variable
13723 size, set TREE_TYPE (decl) to error_mark_node.
13725 2008-04-15 Rafael Espindola <espindola@google.com>
13727 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
13730 2008-04-15 Richard Guenther <rguenther@suse.de>
13732 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
13733 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
13734 (visit_reference_op_load): Do walk vuse-vdef chains on
13735 vn_reference_lookup.
13736 (visit_reference_op_store): But do not here.
13737 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
13738 vn_reference_lookup.
13739 (vn_lookup_with_vuses): But do so here.
13741 2008-04-14 Ian Lance Taylor <iant@google.com>
13743 * fold-const.c (fold_overflow_warning): Remove assertion.
13745 2008-04-15 Ben Elliston <bje@au.ibm.com>
13747 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
13748 temp1 local variables.
13750 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
13753 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
13754 ".text.unlikely" section as executable.
13756 2008-04-14 James E. Wilson <wilson@tuliptree.org>
13758 * config/ia64/ia64.c (rtx_needs_barrier): Handle
13759 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
13760 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
13761 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
13762 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
13763 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
13764 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
13766 2008-04-14 Ian Lance Taylor <iant@google.com>
13768 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
13769 * fold-const.c (fold_comparison): If appropriate, test
13770 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
13771 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
13772 reassociating a pointer type.
13773 * doc/invoke.texi (Optimize Options): Document that
13774 -fstrict-overflow applies to pointer wraparound.
13776 2008-04-13 Jan Hubicka <jh@suse.cz>
13778 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
13780 2008-04-12 Andrew Pinski <pinskia@gmail.com>
13782 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
13783 we are going to "save the world".
13785 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
13787 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
13788 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
13789 operand 0 constraint, not "=".
13791 2008-04-11 James E. Wilson <wilson@tuliptree.org>
13793 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
13795 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
13797 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
13798 of size of positions_needed * CHAR_BIT.
13800 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
13802 PR middle-end/35897
13803 * dse.c (store_info): Change positions_needed to unsigned
13805 (lowpart_bitmask): New.
13806 (record_store): Cast to unsigned HOST_WIDE_INT for
13807 positions_needed. Assert width <= size of positions_needed *
13808 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
13809 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
13810 lowpart_bitmask to set mask.
13812 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13814 * config/bfin/constraints.md: New file.
13815 * config/bfin/bfin.md: Include it.
13816 (adddi3): Use satisfies_constraint functions instead of the old macros.
13817 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
13818 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
13819 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
13820 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
13821 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
13822 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
13823 EXTRA_CONSTRAINT): Delete.
13824 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
13825 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
13827 * config/bfin/bfin.c: Include "tm-constrs.h".
13828 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
13829 Use satisfies_constraint functions instead of the old macros.
13830 * doc/md.texi (Blackfin Constraints): Update file name reference.
13832 2008-04-11 Richard Guenther <rguenther@suse.de>
13834 PR tree-optimization/35869
13835 * tree-vrp.c (execute_vrp): Move switch statement update after
13836 jump threading. Schedule another cfg cleanup run.
13838 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
13841 * attribs.c (decl_attributes): Return early on errorneous node.
13843 2008-04-10 Oleg Ryjkov <olegr@google.com>
13845 * tree.h (struct tree_base): Added a new flag default_def_flag.
13846 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
13848 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
13850 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
13852 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13855 * pa.md: Define mode iterator P. Define mode attribute dwc.
13856 (dcacheflush): Update pattern to use iterator P and attribute dwc.
13857 (icacheflush): Likewise.
13858 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
13859 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
13861 2008-04-11 Ben Elliston <bje@au.ibm.com>
13863 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
13865 2008-04-10 Rafael Espindola <espindola@google.com>
13867 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
13868 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
13869 (extract_range_from_expr): The same.
13871 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
13873 * config/mips/mips.md (GPR2): New mode iterator.
13874 (seq): Add comment.
13875 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
13876 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
13877 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
13878 Rewrite these to take two modes, the mode of comparison and the
13879 mode of the destination.
13880 * config/mips/mips.c (mips_expand_scc): Instead of having
13881 paradoxical subreg as destination, expand "narrowing" scc if mode
13882 of comparison is SI and target is requested in DI mode.
13883 (mips_emit_int_order_test): Update comment. Make mode of
13884 comparison match CMP0 rather than TARGET. When creating inverse
13885 target use mode of TARGET.
13887 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
13889 * gcov-dump.c (tag_summary): Only print summaries for the first
13890 GCOV_COUNTERS_SUMMABLE counters.
13892 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
13894 * config/i386/i386.md (absneg): New code iterator.
13895 (absnegprefix): New code attribute.
13896 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
13897 patterns using absneg code iterator.
13898 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
13899 using absneg code iterator.
13900 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
13901 *neg<mode>2 patterns using absneg code iterator.
13902 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
13903 *negextendsfdf2 patterns using absneg code iterator.
13904 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
13905 *negextendsfxf2 patterns using absneg code iterator.
13906 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
13907 *negextendsfdf2 patterns using absneg code iterator.
13908 * config/i386/sse.md (<code><mode>2): Macroize expander from
13909 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
13911 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
13913 * config/s390/s390.h: Remove the remains of the recent search
13914 & replace action of current_function_outgoing_args_size.
13916 2008-04-10 Ira Rosen <irar@il.ibm.com>
13918 PR tree-optimization/35821
13919 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
13920 NEW_STMT_LIST is not NULL.
13922 2008-04-09 David Edelsohn <edelsohn@gnu.org>
13925 * toplev.c (process_options): Remove -ffunction-sections debugging
13928 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
13930 PR middle-end/PR28690
13931 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
13932 than gen_rtx_fmt_ee to perform more canonicalizations.
13934 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13937 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
13939 2008-04-09 Richard Guenther <rguenther@suse.de>
13941 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
13942 (dump_function_to_file): Dump function arguments with types.
13944 2008-04-08 Richard Guenther <rguenther@suse.de>
13946 * fold-const.c (fold_widened_comparison): Do not allow
13947 sign-changes that change the result.
13949 2008-04-08 Janis Johnson <janis187@us.ibm.com>
13952 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
13953 kinds of indirect references.
13955 2008-04-08 David Edelsohn <edelsohn@gnu.org>
13957 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
13958 GNU Fortran language string.
13960 2008-04-08 Rafael Espindola <espindola@google.com>
13962 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
13963 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
13964 * tree.h (tree_call_nonnegative_warnv_p): New.
13966 2008-04-08 Jan Hubicka <jh@suse.cz>
13968 * function.c (free_after_compilation): Clear out regno_reg_rtx
13971 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
13974 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
13976 PR middle-end/PR28690
13977 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
13978 same precedence as REG_POINTER and MEM_POINTER operands.
13980 2008-04-08 Richard Guenther <rguenther@suse.de>
13982 PR middle-end/35834
13983 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
13984 for adding index to base.
13986 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
13988 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
13989 (MINGW_ENABLE_EXECUTE_STACK): New.
13990 (IN_LIBGCC2): For libgcc include windows.h file for
13991 function declarations.
13993 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
13995 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
13996 and tem2 if tem1 is not a REG or MULT.
13998 2008-04-08 Jan Hubicka <jh@suse.cz>
14000 * function.h (incomming_args): Break out of struct function.
14001 (function_subsections): Break out of struct function.
14002 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
14003 return_rtx and hard_reg_initial_vals from struct function.
14004 Kill inl_max_label_num.
14005 (current_function_pops_args, current_function_args_info,
14006 current_function_args_size, current_function_args_size,
14007 current_function_pretend_args_size,
14008 current_function_outgoing_args_size,
14009 current_function_internal_arg_pointer, current_function_return_rtx):
14010 Kill compatibility accestor macros.
14011 * builtins.c (expand_builtin_apply_args_1): Update.
14012 (expand_builtin_next_arg): Update.
14013 * df-scan.c (df_get_call_refs): Update.
14014 * dbxout.c (dbxout_function_end): Update.
14015 * dwarf2out.c (dwarf2out_switch_text_section): Update.
14016 (output_line_info): Update.
14017 (secname_for_decl): Update.
14018 (dwarf2out_var_location): Update.
14019 * function.c (free_after_compilation): Update.
14020 (assign_parm_find_stack_rtl): Update.
14021 (assign_parms): Update.
14022 (expand_dummy_function_end): Update.
14023 (expand_function_end): Update.
14024 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
14025 (expand_call): Update.
14026 (emit_library_call_value_1): Update.
14027 (store_one_arg): Update.
14028 * varasm.c (initialize_cold_section_name): Update.
14029 (unlikely_text_section): Update.
14030 (unlikely_text_section_p): Update.
14031 (assemble_start_function): Update.
14032 (assemble_end_function): Update.
14033 (default_section_type_flags): Update.
14034 (switch_to_section): Update.
14035 * integrate.c (set_decl_abstract_flags): Update.
14036 (get_hard_reg_initial_val): Update.
14037 (has_hard_reg_initial_val): Update.
14038 (allocate_initial_values): Update.
14039 * resource.c (init_resource_info): Update.
14040 * config/alpha/alpha.c (NUM_ARGS): Update.
14041 (direct_return): Update.
14042 (alpha_va_start): Update.
14043 (alpha_sa_size): Update.
14044 (alpha_initial_elimination_offset): Update.
14045 (alpha_expand_prologue): Update.
14046 (alpha_start_function): Update.
14047 (alpha_expand_epilogue): Update.
14048 (unicosmk_initial_elimination_offset):
14049 * config/alpha/alpha.md (call expander): Update.
14050 * config/s390/s390.c (s390_register_info): Update.
14051 (s390_register_info): Update.
14052 (s390_frame_info): Update.
14053 (s390_initial_elimination_offset): Update.
14054 (s390_build_builtin_va_list): Update.
14055 (s390_va_start): Update.
14056 * config/spu/spu.c (direct_return): Update.
14057 (spu_expand_prologue): Update.
14058 (spu_initial_elimination_offset): Update.
14059 (spu_build_builtin_va_list): Update.
14060 (spu_va_start): Update.
14061 * config/sparc/sparc.c (sparc_init_modes): Update.
14062 (sparc_compute_frame_size): Update.
14063 (function_value): Update.
14064 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
14065 * config/i386/i386.md (return expander): Update.
14066 * config/i386/i386.c (ix86_va_start): Update.
14067 (ix86_can_use_return_insn_p): Update.
14068 (ix86_compute_frame_layout): Update.
14069 (ix86_expand_epilogue): Update.
14070 * config/sh/sh.c (output_stack_adjust): Update.
14071 (calc_live_regs): Update.
14072 (sh_expand_prologue): Update.
14073 (sh_builtin_saveregs): Update.
14074 (sh_va_start): Update.
14075 (initial_elimination_offset): Update.
14076 (sh_allocate_initial_value): Update.
14077 (sh_function_ok_for_sibcall): Update.
14078 (sh_get_pr_initial_val): Update.
14079 * config/sh/sh.md (return expander): Update.
14080 * config/avr/avr.c (frame_pointer_required_p): UPdate.
14081 * config/crx/crx.c (crx_compute_frame): UPdate.
14082 (crx_initial_elimination_offset): UPdate.
14083 * config/xtensa/xtensa.c (compute_frame_size): Update
14084 (xtensa_builtin_saveregs): Update.
14085 (xtensa_va_start): Update.
14086 (order_regs_for_local_alloc): Update.
14087 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
14088 (xstormy16_expand_builtin_va_start): Update.
14089 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
14090 * config/m68hc11/m68hc11.md (return expanders): Update.
14091 * config/m68hc11/m68hc11.c (expand_prologue): Update.
14092 (expand_epilogue): Update.
14093 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
14094 (cris_simple_epilogue): Update.
14095 (cris_expand_prologue): Update.
14096 (cris_expand_epilogue): Update.
14097 * config/iq2000/iq2000.c (iq2000_va_start): Update.
14098 (compute_frame_size): Update.
14099 * config/mt/mt.c (mt_compute_frame_size): Update.
14100 * config/mn10300/mn10300.c (expand_prologue): Update.
14101 (expand_epilogue): Update.
14102 (initial_offset): Update.
14103 (mn10300_builtin_saveregs):
14104 * config/mn10300/mn10300.md (return expander): Update.
14105 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14106 (ia64_initial_elimination_offset): Update.
14107 (ia64_initial_elimination_offset): Update.
14108 (ia64_expand_prologue): Update.
14109 * config/m68k/m68k.md (return expander): Update.
14110 * config/rs6000/rs6000.c (rs6000_va_start): Update.
14111 (rs6000_stack_info): Update.
14112 * config/mcore/mcore.c (layout_mcore_frame): Update.
14113 (mcore_expand_prolog): Update.
14114 * config/arc/arc.c (arc_compute_frame_size): Update.
14115 * config/score/score3.c (score3_compute_frame_size): Update.
14116 * config/score/score7.c (score7_compute_frame_size): Update.
14117 * config/arm/arm.c (use_return_insn): Update.
14118 (thumb_find_work_register): Update.
14119 (arm_compute_save_reg_mask): Update.
14120 (arm_output_function_prologue): Update.
14121 (arm_output_epilogue): Update.
14122 (arm_size_return_regs): Update.
14123 (arm_get_frame_offsets): Update.
14124 (arm_expand_prologue): Update.
14125 (thumb_exit): Update.
14126 (thumb_unexpanded_epilogue): Update.
14127 (thumb1_output_function_prologue): Update.
14128 * config/pa/pa.md (return expander): Update.
14129 * config/pa/pa.c (compute_frame_size): Update.
14130 (hppa_builtin_saveregs): Update.
14131 * config/mips/mips.c (mips_va_start): Update.
14132 (mips16_build_function_stub): Update.
14133 (mips_compute_frame_info): Update.
14134 (mips_restore_gp): Update.
14135 (mips_output_function_prologue): Update.
14136 (mips_expand_prologue): Update.
14137 * config/v850/v850.c (compute_frame_size): Update.
14138 (expand_prologue): * config/mmix/mmix.c (along): update.
14139 (mmix_initial_elimination_offset): update.
14140 (mmix_reorg): update.
14141 (mmix_use_simple_return): update.
14142 (mmix_expand_prologue): update.
14143 (mmix_expand_epilogue): Update.
14144 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
14145 (emit_link_insn): Update.
14147 2008-04-08 Anatoly Sokolov <aesok@post.ru>
14149 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
14150 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
14152 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
14155 2008-04-07 Jan Hubicka <jh@suse.cz>
14157 * function.h (rtl): Rename to x_rtl.
14158 (crtl): New define.
14159 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
14160 frame_offset, stack_check_probe_note, arg_pointer_save_area,
14161 used_temp_slots avail_temp_slots, temp_slot_level,
14162 nonlocal_goto_handler_labels): Update accesstors.
14163 (rtl): New global variable.
14164 (struct function): Move some fileds to rtl_data.
14165 (get_arg_pointer_save_area): Update prototype.
14166 * builtins.c (expand_builtin_setjmp_receiver): Update call of
14167 get_arg_pointer_save_area.
14168 * expr.c (init_expr): Update
14169 * function.c (get_frame_size): Update
14170 (assign_stack_local): Update
14171 (expand_function_end): Update.
14172 (get_art_pointer_save_area): Update
14174 * emit-rtl.c (rtl): Declare.
14175 (regno_reg_rtx): Declare.
14176 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
14178 (gen_reg_rtx): Update.
14179 * varasm.c (n_deferred_constatns): Update accestor.
14180 (init_varasm_status): Do not allocate varasm_status.
14181 (force_const_mem, get_pool_size, output_constant_pool): Update.
14182 * stmt.c (force_label_rtx): Do not use x_ prefixes.
14183 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
14184 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
14185 * sparc/sparc.h (INIT_EXPANDERS): Update.
14186 * ia64/ia64.h (INIT_EXPANDERS): Update.
14188 2008-04-07 James E. Wilson <wilson@tuliptree.org>
14190 * reload.c (push_secondary_reload): Add missing break to for loop.
14192 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
14194 PR middle-end/PR28690
14195 * rtlanal.c: Update copyright years.
14196 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
14197 as REG_POINTER and MEM_POINTER operands.
14198 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
14199 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
14200 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
14201 * gcse.c: Update copyright years.
14202 (pre_delete): Call gen_reg_rtx_and_attrs.
14203 (hoist_code): Likewise.
14204 (build_store_vectors): Likewise.
14205 (delete_store): Likewise.
14206 * loop-invariant.c (move_invariant_reg): Likewise.
14207 Update copyright years.
14209 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
14211 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
14212 control string instead of quoted.
14214 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14216 * doc/rtl.texi: Rewrite of subreg section.
14218 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
14221 * config/i386/i386.c (legitimize_pic_address): Add treating
14222 of dllimport SYM_REF's.
14223 (legitimize_dllimport_symbol): Add prototype.
14225 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
14227 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
14228 reference in constructor with non self-referential type.
14230 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
14232 Removal of Return with Depressed Stack Pointer support
14233 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
14234 (ECF_SP_DEPRESSED): Likewise.
14235 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
14236 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
14237 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
14238 (expand_call): Do not test ECF_SP_DEPRESSED.
14239 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
14240 * function.c (keep_stack_depressed): Delete.
14241 (handle_epilogue_set): Likewise.
14242 (update_epilogue_consts): Likewise.
14243 (emit_equiv_load): Likewise.
14244 (thread_prologue_and_epilogue_insns): Remove support for Return with
14245 Depressed Stack Pointer.
14246 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
14248 2008-04-06 Richard Guenther <rguenther@suse.de>
14250 PR tree-optimization/35400
14251 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
14252 information from SSA_NAMEs.
14254 2008-04-06 Anatoly Sokolov <aesok@post.ru>
14256 * config/avr/avr.h (avr_mega_p): Remove declaration.
14257 (AVR_MEGA): Remove macro.
14258 * config/avr/avr.c (avr_mega_p): Remove variable.
14259 (avr_override_options): Remove inicializion of avr_mega_p.
14260 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
14261 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
14262 (avr_jump_mode): (Ditto.).
14263 (avr_output_progmem_section_asm_op): (Ditto.).
14264 (avr_asm_init_sections): (Ditto.).
14265 (avr_asm_init_sections): (Ditto.).
14266 (avr_rtx_costs): (Ditto.).
14267 * config/avr/avr.md: (Ditto.).
14268 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
14271 2008-04-06 Richard Guenther <rguenther@suse.de>
14273 PR tree-optimization/35842
14274 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
14275 is_gimple_invariant_address.
14277 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14279 * gcc.c (default_compilers): Sync Fortran extensions list with
14280 that in fortran/lang-specs.h.
14281 * doc/invoke.texi: Likewise.
14282 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
14283 * dwarf2out.c (gen_compile_unit_die): Likewise.
14285 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
14287 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
14289 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
14292 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
14293 attribute is used for nested functions.
14295 2008-04-05 Jan Hubicka <jh@suse.cz>
14297 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
14299 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
14301 (dump_files): Update.
14302 (enable_rtl_dump_file): Do not accept letter argument.
14303 * tree-pass.h (dump_file_info): Remove letter argument.
14304 * toplev.c (decode_d_option): Update -da handling.
14305 * toplev.h (enable_rtl_dump_file): Update prototype.
14306 * passes.c (register_one_dump_file): Do not accept IPA argument; work
14307 it out based on pass type.
14308 (register_dump_files_1): Likewise.
14309 (init_optimization_passes): Update register_one_dump_file calls.
14310 (execute_one_pass): Sanity check that IPA passes are called at IPA
14311 level and RTL passes at RTL level.
14312 (execute_pass_list): IPA pass can not be after or subpass of
14314 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
14315 disallov RTL subpasses of IPA subpasses.
14317 2008-04-05 Ben Elliston <bje@au.ibm.com>
14319 * tree-cfg.c (need_fake_edge_p): Return false for calls to
14320 builtins that return exactly once and do not throw. Cache call to
14323 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
14325 PR rtl-optimization/34916
14326 PR middle-end/35519
14327 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
14328 between instruction pairs.
14330 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
14332 * doc/invoke.texi: Document -mbitops for SH.
14333 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
14334 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
14335 * config/sh/sh.c (print_operand): Add %t operand code.
14336 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
14337 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
14338 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
14339 (extendqihi2): Likewise.
14340 (movqi_i): Likewise.
14341 (insv): Use bset, bclr and bst instructions for SH2A if possible.
14342 (extv): Use bld instruction for SH2A if possible.
14344 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
14345 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
14346 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
14347 (bset.b, bclr.b): Define peepholes.
14348 * config/sh/sh.opt (mbitops): New option.
14350 2008-04-04 Janis Johnson <janis187@us.ibm.com>
14353 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
14354 and view convert expression.
14356 2008-04-04 Jakub Jelinek <jakub@redhat.com>
14359 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14361 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
14363 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
14365 * config/i386/cpuid.h (bit_AES): New.
14366 (bit_PCLMUL): Likewise.
14368 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
14369 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
14370 SSE2 if AES or PCLMUL is enabled.
14371 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
14372 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
14373 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
14374 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
14375 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
14376 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
14377 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
14378 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
14379 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
14380 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
14381 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
14382 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
14383 __builtin_ia32_aeskeygenassist128 and
14384 __builtin_ia32_pclmulqdq128.
14385 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
14386 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
14387 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
14389 * config/i386/i386.h (TARGET_AES): New.
14390 (TARGET_PCLMUL): Likewise.
14391 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
14393 * config/i386/i386.md (UNSPEC_AESENC): New.
14394 (UNSPEC_AESENCLAST): Likewise.
14395 (UNSPEC_AESDEC): Likewise.
14396 (UNSPEC_AESDECLAST): Likewise.
14397 (UNSPEC_AESIMC): Likewise.
14398 (UNSPEC_AESKEYGENASSIST): Likewise.
14399 (UNSPEC_PCLMUL): Likewise.
14401 * config/i386/i386.opt (maes): New.
14402 (mpclmul): Likewise.
14404 * config/i386/sse.md (aesenc): New pattern.
14405 (aesenclast): Likewise.
14406 (aesdec): Likewise.
14407 (aesdeclast): Likewise.
14408 (aesimc): Likewise.
14409 (aeskeygenassist): Likewise.
14410 (pclmulqdq): Likewise.
14412 * config/i386/wmmintrin.h: New.
14414 * doc/extend.texi: Document AES and PCLMUL built-in function.
14416 * doc/invoke.texi: Document -maes and -mpclmul.
14418 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
14420 * function.c (free_after_parsing): Replace with
14421 cxx_push_function_context from C++ front-end.
14422 (allocate_struct_function): Don't call langhook.
14423 * langhooks.h (struct lang_hooks_for_functions): Delete.
14424 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
14426 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
14427 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
14428 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
14429 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
14430 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
14431 remove LANG_HOOKS_FUNCTION_INITIALIZER.
14432 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
14434 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
14435 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
14437 2008-04-04 Jakub Jelinek <jakub@redhat.com>
14440 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
14443 2008-04-04 Richard Guenther <rguenther@suse.de>
14445 PR middle-end/35823
14446 * fold-const.c (optimize_minmax_comparison): Use the correct
14447 type for the constant in the simplified comparison.
14449 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
14451 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
14452 Pass L2 size as "--param l2-cache-size" to the compiler.
14453 (decode_l2_cache): New function to decode L2 cache parameters using
14454 0x8000006 extended cpuid function.
14455 (detect_caches_amd): Determine parameters of L2 cache using
14456 decode_l2_caches function.
14457 (decode_caches_intel): Decode L2 cache parameters.
14458 (detect_caches_intel): Determine L2 cache parameters using
14459 decode_caches_intel and decode_l2_caches functions.
14461 2008-04-03 Bob Wilson <bob.wilson@acm.org>
14463 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
14464 secondary input reload for subword loads from the constant pool.
14466 2008-04-03 Janis Johnson <janis187@us.ibm.com>
14469 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
14470 constants of the appropriate size for runtime calculations.
14473 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
14474 decimal-float literal constant zero.
14476 2008-04-03 Jakub Jelinek <jakub@redhat.com>
14479 * c-parser.c (c_parser_omp_atomic): Call
14480 default_function_array_conversion on the RHS.
14482 PR middle-end/35818
14483 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
14484 call is_variable_sized if decl has incomplete type.
14486 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
14488 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
14490 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
14492 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
14494 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
14495 (sgt<u>): Merge sgt and sgtu into new expander.
14496 (sgt, sgtu): Remove expanders.
14497 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
14498 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
14499 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
14500 *sgtu_<mode>_mips16 into new pattern.
14501 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
14502 (sge<u>): Merge sge and sgeu into new expander.
14503 (sge, sgeu): Remove expanders.
14504 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
14506 (*sge_<mode>, second *sge_<mode>): Remove patterns.
14507 (slt<u>): Merge slt and sltu into new expander.
14508 (slt, sltu): Remove expanders.
14509 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
14510 (*slt_<mode>, *sltu_<mode>): Remove patterns.
14511 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
14512 *sltu_<mode>_mips16 into new pattern.
14513 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
14514 (sle<u>): Merge sle and sleu into new expander.
14515 (sle, sleu): Remove expanders.
14516 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
14517 (*sle_<mode>, *sleu_<mode>): Remove patterns.
14518 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
14519 *sleu_<mode>_mips16 into new pattern.
14520 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
14522 2008-04-03 Jan Hubicka <jh@suse.cz>
14524 PR tree-optimization/35795
14525 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
14526 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14527 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
14528 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
14529 * score/score3.c (score3_output_mi_thunk): Likewise.
14530 * score/score7.c (score7_output_mi_thunk): Likewise.
14531 * mips/mips.c (mips_output_mi_thunk): Likewise.
14533 2008-04-03 Richard Guenther <rguenther@suse.de>
14535 * tree-vrp.c (extract_range_from_unary_expr): Handle all
14536 conversions. Simplify code.
14538 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
14540 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
14542 2008-04-03 Tom Tromey <tromey@redhat.com>
14543 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14545 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
14546 * config/bfin/t-bfin-linux (generated_files): Add
14547 linux-sysroot-suffix.h.
14548 * doc/install.texi (Prerequisites): Require make 3.80.
14549 * doc/sourcebuild.texi (Front End Directory): Document new
14551 * Makefile.in (generated_files): New variable.
14552 (ALL_HOST_OBJS): New variable.
14553 ($(ALL_HOST_OBJS)): New target.
14555 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
14557 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
14558 (remap_block): Call id->transform_lang_insert_block instead
14560 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
14561 Set id.transform_lang_insert_block to NULL.
14562 (clone_body): Move to cp/optimize.c
14563 * tree-inline.h (struct copy_body_data): Change
14564 transform_lang_insert_block to function pointer.
14565 (copy_generic_body, copy_decl_no_change): Export.
14566 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
14567 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
14568 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
14570 * c-tree.h (insert_block): Kill.
14571 * c-decl.c (insert_block): Kill.
14573 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
14575 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
14576 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
14577 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
14579 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
14580 argument, call {push,pop}_function_context from here.
14581 * c-parser.c: Use c_{push,pop}_function_context.
14583 * function.c (push_function_context_to): Move meat ...
14584 (push_function_context): ... here. Simplify.
14585 * function.c (pop_function_context_from): Move meat ...
14586 (pop_function_context): ... here. Simplify.
14587 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
14589 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
14590 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
14591 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
14592 * tree.h (push_function_context_to, pop_function_context_from): Remove.
14594 2008-04-03 Ben Elliston <bje@au.ibm.com>
14596 * expmed.c (extract_force_align_mem_bit_field): Remove.
14598 2008-04-03 Richard Guenther <rguenther@suse.de>
14600 PR middle-end/35800
14601 * expr.h (try_casesi): Adjust prototype.
14602 * expr.c (try_casesi): Take fallback label as extra parameter.
14603 Use that for gen_casesi if default_label is NULL.
14604 * stmt.c (expand_case): Pass fallback label to try_casesi,
14605 make sure to fill gaps with a fallback label if default_label
14608 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
14611 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
14613 2008-04-03 Ben Elliston <bje@au.ibm.com>
14615 * expmed.c (extract_split_bit_field): Remove if (0) code.
14616 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
14617 (do_ds_constraint): Likewise.
14619 2008-04-02 Joseph Myers <joseph@codesourcery.com>
14621 * doc/cppopts.texi (-dU): Document.
14622 * c-common.h (flag_dump_macros): Update comment.
14623 * c-opts.c (handle_OPT_d): Handle -dU.
14624 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
14625 dump_queued_macros, cb_used_define, cb_used_undef): New.
14626 (init_pp_output): Handle -dU.
14627 (cb_line_change): Call dump_queued_macros.
14628 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
14630 2008-04-02 Anatoly Sokolov <aesok@post.ru>
14632 * config/avr/predicates.md (io_address_operand): New predicate.
14633 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
14634 * config/avr/avr.c (avr_io_address_p): Remove function.
14635 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
14636 'avr_io_address_p' function.
14637 (out_movhi_r_mr): (Ditto.).
14638 (out_movqi_mr_r): (Ditto.).
14639 (out_movhi_mr_r): (Ditto.).
14640 (avr_address_cost): (Ditto.).
14642 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
14644 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
14645 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
14646 in 32bit mode when XMM registers are available to avoid store
14648 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
14649 corresponding post-reload splitters.
14651 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
14653 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
14654 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
14655 __builtin_ia32_roundss.
14656 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
14657 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
14658 __builtin_ia32_roundss.
14659 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
14660 IX86_BUILTIN_SHUFPD here.
14662 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
14664 * config/i386/i386.md (plogic): New.
14665 (plogicprefix): Likewise.
14667 * config/i386/mmx.md (mmx_<code><mode>3): New.
14668 (mmx_and<mode>3): Removed.
14669 (mmx_ior<mode>3): Likewise.
14670 (mmx_xor<mode>3): Likewise.
14672 * config/i386/sse.md (<code><mode>3): New.
14673 (*<code><mode>3): Likewise.
14674 (*<code><mode>3): Likewise.
14675 (<code><mode>3): Likewise.
14676 (*sse_<code><mode>3): Likewise.
14677 (*sse2_<code><mode>3): Likewise.
14678 (<code>tf3): Likewise.
14679 (*<code>tf3): Likewise.
14680 (and<mode>3): Likewise.
14681 (*and<mode>3): Likewise.
14682 (ior<mode>3): Removed.
14683 (*ior<mode>3): Likewise.
14684 (xor<mode>3): Likewise.
14685 (*xor<mode>3): Likewise.
14686 (*and<mode>3): Likewise.
14687 (*ior<mode>3): Likewise.
14688 (*xor<mode>3): Likewise.
14689 (and<mode>3): Likewise.
14690 (*sse_and<mode>3): Likewise.
14691 (*sse2_and<mode>3): Likewise.
14692 (andtf3): Likewise.
14693 (*andtf3): Likewise.
14694 (ior<mode>3): Likewise.
14695 (*sse_ior<mode>3): Likewise.
14696 (*sse2_ior<mode>3): Likewise.
14697 (iortf3): Likewise.
14698 (*iortf3): Likewise.
14699 (xor<mode>3): Likewise.
14700 (*sse_xor<mode>3): Likewise.
14701 (*sse2_xor<mode>3): Likewise.
14702 (xortf3): Likewise.
14703 (*xortf3): Likewise.
14705 2008-04-02 Richard Guenther <rguenther@suse.de>
14707 PR tree-optimization/14495
14708 PR tree-optimization/34793
14709 * tree-vrp.c (struct switch_update): New structure.
14710 (to_remove_edges, to_update_switch_stmts): New VECs.
14711 (simplify_switch_using_ranges): New function. Remove not taken
14712 case labels and edges.
14713 (simplify_stmt_using_ranges): Call it.
14714 (identify_jump_threads): Mark edges we have queued for removal
14715 so we don't thread them.
14716 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
14718 * tree-cfg.c (group_case_labels): Deal with missing default label.
14719 (tree_verify_flow_info): Allow missing default label.
14720 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
14721 (emit_case_nodes): Likewise.
14722 (expand_case): Do not rely on the default label to be present.
14723 * expr.c (try_casesi): Deal with NULL default_label.
14724 (do_tablejump): Likewise.
14726 2008-04-02 Richard Guenther <rguenther@suse.de>
14728 PR tree-optimization/14495
14729 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
14730 SWITCH_EXPR here ...
14731 (vrp_visit_switch_stmt): ... but here (new function).
14732 (find_case_label_index): New helper function.
14733 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
14735 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
14737 * fwprop.c: Fix ISO-C99ism.
14739 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
14742 * Makefile.in (objdir): Set it here.
14743 * configure.ac: Not here. Find dynamic linker characteristics.
14744 * exec-tool.in: Use them.
14745 * aclocal.m4: Regenerate.
14746 * configure: Regenerate.
14748 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
14750 * expr.c (expand_var): Delete it.
14751 * expr.h (expand_var): Delete prototype.
14752 * function.c (expand_function_start): Use expand_decl instead.
14753 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
14756 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
14758 PR rtl-optimization/35542
14759 * fwprop.c (forward_propagate_and_simplify): Replace
14760 loc_reg_mentioned_in_p with reg_mentioned_p.
14762 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
14764 PR rtl-optimization/35281
14765 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
14766 (propagate_rtx_1): Handle PR_HANDLE_MEM.
14767 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
14768 (varying_mem_p): Move above propagate_rtx.
14769 (all_uses_available_at): Do not check MEMs.
14771 2008-04-02 Rafael Espindola <espindola@google.com>
14773 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
14774 (register_edge_assert_for_2): Split the cond argument.
14775 (register_edge_assert_for_1): Adjust for the change in
14776 register_edge_assert_for_2.
14777 (register_edge_assert_for): Split the cond argument.
14778 (find_switch_asserts): Adjust for the change in
14779 register_edge_assert_for.
14781 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
14783 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
14784 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
14785 offsets for 64-bit mingw.
14786 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
14787 abi for x86_64-pc-mingw.
14789 2008-04-02 Richard Guenther <rguenther@suse.de>
14791 * tree-vrp.c (extract_range_from_assert): Make sure to not
14792 produce range min/max with TREE_OVERFOW set.
14793 If merging a anti-range and a range keep the anti-range if
14794 the range covers all values of the type.
14795 (register_edge_assert_for_2): Only allow sign-changing
14796 conversions in detecting canonical range checks. Also
14797 register an assert for the unsigned name if useful.
14799 PR tree-optimization/35787
14800 * tree-vrp.c (vrp_val_max): New function.
14801 (vrp_val_min): Likewise.
14802 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
14803 (vrp_val_is_min): Likewise.
14804 (supports_overflow_infinity): Use vrp_val_{min,max}.
14805 (negative_overflow_infinity): Likewise.
14806 (positive_overflow_infinity): Likewise.
14807 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
14808 (is_positive_overflow_infinity): Likewise.
14809 (is_overflow_infinity): Likewise.
14810 (avoid_overflow_infinity): Use vrp_val_{min,max} and
14811 vrp_val_is_{min,max}.
14812 (set_and_canonicalize_value_range): Canonicalize anti-ranges
14813 to ranges if possible. Avoid empty ranges.
14815 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14817 PR middle-end/35705
14818 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
14819 the expression is a function address.
14821 2008-04-01 George Helffrich <george@gcc.gnu.org>
14823 PR fortran/35154, fortran/23057
14824 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
14825 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
14826 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
14827 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
14829 (dbxout_syms): Check for COMMON-based symbol and wrap in
14830 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
14831 in bracket for efficiency.
14833 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
14834 using DW_TAG_common_block + member offset.
14835 (add_pubname_string): New function.
14836 (dw_expand_expr): New function to find block name and offset for
14838 (common_check): New function to check whether symbol in Fortran COMMON.
14839 (gen_variable_die): If COMMON, use DW_TAG_common_block.
14841 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
14844 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
14846 2008-04-02 Ben Elliston <bje@au.ibm.com>
14848 * config/v850/v850.md (casesi): Remove if (0) code.
14849 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
14850 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
14852 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
14854 * config/i386/i386.md (rex64suffix): New mode attribute.
14855 (floathi<mode>2): Disable expander for SSE math.
14856 (*floathi<mode>2_1): New insn insn_and_split pattern.
14857 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
14858 corresponding post-reload splitters.
14859 (*floathi<mode>2_i387): New macroized insn pattern.
14860 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
14861 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
14862 insn_and_split pattern.
14863 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
14864 New macroized instruction patterns and corresponding post-reload
14866 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
14867 and corresponding post-reload splitters.
14868 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
14869 New macroized instruction patterns.
14870 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
14871 macroized instruction patterns and corresponding post-reload splitters.
14872 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
14873 corresponding post-reload splitters.
14874 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
14875 New macroized instruction patterns.
14876 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
14877 corresponding post-reload splitters.
14878 (*floatsi<mode>2_i387): New macroized instruction patterns.
14880 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
14882 * config/i386/i386.md (smaxmin): New.
14883 (umaxmin): Likewise.
14884 (maxminiprefix): Likewise.
14885 (maxminfprefix): Likewise.
14886 (<code><mode>3): Likewise.
14887 (smin<mode>3): Removed.
14888 (smax<mode>3): Likewise.
14890 * config/i386/mmx.md (mmx_<code>v2sf3): New.
14891 (mmx_<code>v4hi3): Likewise.
14892 (mmx_<code>v8qi3): Likewise.
14893 (mmx_smaxv2sf3): Removed.
14894 (mmx_sminv2sf3): Likewise.
14895 (mmx_umaxv8qi3): Likewise.
14896 (mmx_smaxv4hi3): Likewise.
14897 (mmx_uminv8qi3): Likewise.
14898 (mmx_sminv4hi3): Likewise.
14900 * config/i386/sse.md (<addsub><mode>3): New.
14901 (*<addsub><mode>3): Likewise.
14902 (<sse>_vm<addsub><mode>3): Likewise.
14903 (<maxmin><mode>3): Likewise.
14904 (*<maxmin><mode>3_finite): Likewise.
14905 (*<maxmin><mode>3): Likewise.
14906 (<sse>_vm<maxmin><mode>3): Likewise.
14907 (sse3_h<addsub>v4sf3): Likewise.
14908 (sse3_h<addsub>v2df3): Likewise.
14909 (<maxmin>v16qi3): Likewise.
14910 (*<maxmin>v16qi3): Likewise.
14911 (<maxmin>v8hi3): Likewise.
14912 (*<maxmin>v8hi3): Likewise.
14913 (*sse4_1_<maxmin><mode>3): Likewise.
14914 (*sse4_1_<maxmin><mode>3): Likewise.
14915 (add<mode>3): Removed.
14916 (*add<mode>3): Likewise.
14917 (<sse>_vmadd<mode>3): Likewise.
14918 (sub<mode>3): Likewise.
14919 (*sub<mode>3): Likewise.
14920 (<sse>_vmsub<mode>3): Likewise.
14921 (smin<mode>3): Likewise.
14922 (*smin<mode>3_finite): Likewise.
14923 (*smin<mode>3): Likewise.
14924 (<sse>_vmsmin<mode>3): Likewise.
14925 (smax<mode>3): Likewise.
14926 (*smax<mode>3_finite): Likewise.
14927 (*smax<mode>3): Likewise.
14928 (<sse>_vmsmax<mode>3): Likewise.
14929 (sse3_haddv4sf3): Likewise.
14930 (sse3_haddv2df3): Likewise.
14931 (sse3_hsubv4sf3): Likewise.
14932 (sse3_hsubv2df3): Likewise.
14933 (umaxv16qi3): Likewise.
14934 (*umaxv16qi3): Likewise.
14935 (smaxv8hi3): Likewise.
14936 (*smaxv8hi3): Likewise.
14937 (*sse4_1_smax<mode>3): Likewise.
14938 (*sse4_1_umax<mode>3): Likewise.
14939 (uminv16qi3): Likewise.
14940 (*uminv16qi3): Likewise.
14941 (sminv8hi3): Likewise.
14942 (*sminv8hi3): Likewise.
14943 (*sse4_1_smin<mode>3): Likewise.
14944 (*sse4_1_umin<mode>3): Likewise.
14946 2008-04-01 Rafael Espindola <espindola@google.com>
14948 * tree-cfg.c (verify_expr): remove in_phi.
14949 (verify_stmt): Don't call walk_tree with verify_expr. Use
14950 is_gimple_min_invariant instead of is_gimple_val.
14952 2008-04-01 Joseph Myers <joseph@codesourcery.com>
14954 * doc/include/gpl_v3.texi: Update for manpage generation.
14955 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
14957 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
14958 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
14959 gpl_v3.texi instead of gpl.texi.
14962 2008-04-01 Jakub Jelinek <jakub@redhat.com>
14965 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
14967 2008-04-01 Rafael Espindola <espindola@google.com>
14969 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
14970 (extract_code_and_val_from_cond): Use
14971 extract_code_and_val_from_cond_with_ops.
14973 2008-04-01 Jan Hubicka <jh@suse.cz>
14975 * function.c (free_after_compilation): Free epilogue_delay_list.
14976 (prepare_function_start): Assert that previous compilation was freed.
14978 2008-04-01 Jan Hubicka <jh@suse.cz>
14979 Jim Wilson <wilson@tuliptree.org>
14980 Andreas Tobler <andreast@gcc.gnu.org>
14982 PR middle-end/35781
14983 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
14984 rtl.emit instead cfun->emit.
14985 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
14986 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
14988 2008-04-01 Ben Elliston <bje@au.ibm.com>
14990 * doc/c-tree.texi (Function Basics): Fix grammatical error.
14992 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
14994 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
14996 (fprofile-use): Add var flag_profile_use
14997 * coverage.c (coverage_begin_output): Do not open a gcno file for
14998 output only if -ftest-coverage is set.
14999 Do not add getpwd() to gcda file path.
15000 (build_gcov_info): Check the new flag
15001 flag_profile_datafile_relative_path.
15002 (coverage_init): Use profile_data_prefix.
15003 Read profile counter only if flag_profile_use is set.
15004 * opts.c (common_handle_option): New option fprofile-use=,
15005 fprofile-dir=, fprofile-generate=.
15006 * toplev.c (profile_data_prefix): New variable definition.
15007 * toplev.h (profile_data_prefix): New declaration.
15008 * doc/invoke.tex (Option Summary, Optimization Options):
15011 2008-03-31 James E. Wilson <wilson@tuliptree.org>
15013 * varasm.c (output_constant_pool_1): In LABEL_REF check,
15014 use tmp consistently.
15017 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
15018 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15019 UNSPEC_FR_RECIP_APPROX_RES.
15020 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
15022 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
15025 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
15027 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
15029 PR middle-end/30186
15030 * fold-const.c (fold_indirect_ref_1): Support accessing non first
15031 element of the vector via a pointer.
15033 2008-03-31 Ian Lance Taylor <iant@google.com>
15035 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
15037 2008-03-31 Jan Hubicka <jh@suse.cz>
15039 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15040 get_arg_pointer_save_area.
15041 * expr.c (init_expr): Just clear out rtl.expr.
15042 * function.c (free_after_compilation): Clear out whole RTL structure.
15043 (get_func_frame_size): Merge into ...
15044 (get_frame_size): ... this one.
15045 (assign_stack_local_1): Merge into ...
15046 (assign_stack_local): ... this one.
15047 (expand_function_end): Update call of get_arg_pointer_save_area.
15048 (get_art_pointer_save_area): Remove cfun argument.
15049 * function.h (emit_status): regno_pointer_align does not need length
15050 attribute. Move x_regno_reg_rtx to ...
15051 (regno_reg_rtx): ... new global array.
15052 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
15053 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
15054 apply_args_value, forced_labels, stack_pointer_delta):
15056 (struct varasm_status): Move here from varasm.c
15057 (struct rtl_data): New. Move here some fields from struct function.
15058 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15059 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15060 used_temp_slots avail_temp_slots, temp_slot_level,
15061 nonlocal_goto_handler_labels): Update accesstors.
15062 (rtl): New global variable.
15063 (struct function): Move some fileds to rtl_data.
15064 (get_arg_pointer_save_area): Update prototype.
15065 * emit-rtl.c (rtl): Declare.
15066 (regno_reg_rtx): Declare.
15067 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15069 (gen_reg_rtx): Update.
15070 (init_virtual_regs): Do not tate emit_status argument.
15071 (init_emit): Do not allocate emit.
15072 * varasm.c (varasm_statuc): Move to function.h.
15073 (n_deferred_constatns): Update accestor.
15074 (init_varasm_status): Do not allocate varasm_status.
15075 (force_const_mem, get_pool_size, output_constant_pool): Update.
15076 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15077 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15079 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
15081 PR rtl-optimization/35729
15082 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
15085 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
15088 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
15089 load/store if memory is unaligned.
15090 (*movti_rex64): Likewise.
15092 * config/i386/predicates.md (misaligned_operand): New.
15094 2008-03-31 Andrew Pinski <pinskia@gmail.com>
15097 * tree-ssa-phiopt.c (conditional_replacement): Return early for
15100 2008-03-31 Jan Beulich <jbeulich@novell.com>
15102 * config/ia64/constraints.md: Add 'j' constraint.
15103 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
15104 (movdi_internal): Likewise.
15106 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
15109 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
15111 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
15114 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
15115 proper error message for the third argument on blendpd and
15118 * config/i386/sse.md (blendbits): New.
15119 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
15121 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
15123 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
15125 2008-03-30 Richard Guenther <rguenther@suse.de>
15127 PR middle-end/31023
15128 * fold-const.c (fold_sign_changed_comparison): Do leave
15129 conversions to base-types alone.
15131 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15133 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
15134 the link register if one altivec register is be saved.
15136 2008-03-30 Ben Elliston <bje@au.ibm.com>
15138 * final.c (final_scan_insn): Remove if (0) code.
15140 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
15142 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
15144 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
15146 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
15147 of V4SFmode to ix86_binary_operator_ok.
15149 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
15151 * config/i386/i386.c (override_options): Initialize
15152 ix86_veclib_handler to ix86_veclibabi_svml when
15153 -mveclibabi=svml is used.
15154 (ix86_veclibabi_svml): New function for SVML ABI style
15155 vectorization support.
15156 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
15158 2008-03-28 Rafael Espindola <espindola@google.com>
15160 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
15161 (tree_binary_nonnegative_warnv_p): Make it public.
15162 (tree_single_nonnegative_warnv_p): Make it public.
15163 (tree_invalid_nonnegative_warnv_p): Make it public.
15164 (tree_unary_nonzero_warnv_p): Make it public.
15165 (tree_binary_nonzero_warnv_p): Make it public
15166 (tree_single_nonzero_warnv_p): Make it public.
15167 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
15168 (extract_range_from_binary_expr): Split the expr argument.
15169 (extract_range_from_unary_expr): Split the expr argument.
15170 (extract_range_from_comparison): Split the expr argument.
15171 (extract_range_from_expr): Use the new aux functions.
15172 (vrp_evaluate_conditional_warnv): Use
15173 vrp_evaluate_conditional_warnv_with_ops.
15174 * tree.h (tree_unary_nonzero_warnv_p): Declare.
15175 (tree_binary_nonzero_warnv_p): Declare.
15176 (tree_single_nonzero_warnv_p): Declare.
15177 (tree_expr_nonzero_warnv_p): Declare.
15178 (tree_unary_nonnegative_warnv_p): Declare.
15179 (tree_binary_nonnegative_warnv_p): Declare.
15180 (tree_single_nonnegative_warnv_p): Declare.
15181 (tree_invalid_nonnegative_warnv_p): Declare.
15183 2008-03-28 Richard Guenther <rguenther@suse.de>
15185 PR tree-optimization/30317
15186 PR tree-optimization/30911
15187 PR tree-optimization/34793
15188 * tree-vrp.c (set_and_canonicalize_value_range): New function.
15189 (struct assert_locus_d): New member EXPR.
15190 (register_new_assert_for): Add EXPR parameter to support
15191 ASSERT_EXPR <name, expr OP limit>.
15192 (register_edge_assert_for_1): Adjust callers.
15193 (find_assert_locations): Likewise.
15194 (process_assert_insertions_for): Build condition from expression.
15195 (extract_range_from_assert): Handle ASSERT_EXPRs
15196 of the form ASSERT_EXPR <name, expr OP limit>.
15197 (register_edge_assert_for_2): New helper registering
15198 asserts for comparisons. Recognize range tests of the form
15199 (unsigned)i - CST1 OP CST2.
15200 (register_edge_assert_for_1): Use it.
15201 (register_edge_assert_for): Likewise.
15202 (needs_overflow_infinity): Integer sub-types
15203 do not need overflow infinities.
15204 (vrp_val_is_max): The extreme values of integer sub-types
15205 are those of the base type.
15206 (vrp_val_is_min): Likewise.
15207 * tree.def (ASSERT_EXPR): Document extra allowed conditional
15210 2008-03-28 Nick Clifton <nickc@redhat.com>
15213 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
15214 Return GENERAL_REGS for stack adjustment reloads.
15216 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15219 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
15220 const_vector when all the vectors are constant.
15222 2008-03-27 Bob Wilson <bob.wilson@acm.org>
15224 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
15226 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
15227 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
15229 (s<code>_sf): Use new scc_sf attribute for opcode names.
15231 2008-03-27 Tom Tromey <tromey@redhat.com>
15233 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
15234 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
15235 config/spu/t-spu-elf, config/i386/t-interix,
15236 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
15237 config/i386/x-darwin, config/i386/x-mingw32,
15238 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
15239 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
15240 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
15241 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
15242 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
15243 config/rs6000/x-darwin, config/rs6000/t-rs6000,
15244 config/score/t-score-elf, config/arm/t-strongarm-pe,
15245 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
15246 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
15247 Revert automatic dependency patch.
15249 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
15252 * config/i386/i386.c (ix86_function_arg_boundary): Align
15253 decimal floating point to its natural boundary.
15255 2008-03-27 Richard Guenther <rguenther@suse.de>
15257 PR middle-end/35716
15258 * fold-const.c (fold_comparison): Restrict distinct decl
15259 comparison folding to VAR_DECLs and PARM_DECLs. Do not
15260 solely rely on operand_equal_p.
15262 2008-03-27 Richard Guenther <rguenther@suse.de>
15265 * c-common.c (handle_weak_attribute): Reject combination of
15268 2008-03-27 Richard Guenther <rguenther@suse.de>
15270 PR tree-optimization/32810
15271 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
15272 conversions from DECL_INITIAL.
15273 (fold_const_aggregate_ref): Likewise from constructor elements.
15275 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
15277 * tree-affine.h (aff_combination_expand): Declare.
15278 (get_inner_reference_aff): Likewise.
15279 * tree-affine.c (aff_combination_expand): Split out from
15280 tree_to_aff_combination_expand.
15281 (get_inner_reference_aff): New function.
15282 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
15283 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
15284 (struct lim_aux_data): sm_done field removed.
15285 (mem_ref_loc_p, mem_ref_locs_p): New types.
15286 (struct mem_ref): Added id, stored, accesses_in_loop,
15287 indep_loop, dep_loop, indep_ref, dep_ref fields.
15288 Removed is_stored, locs and next fields.
15289 (memory_accesses): New variable.
15290 (movement_possibility): Do not allow moving statements
15291 that store to memory.
15292 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
15294 (determine_max_movement): For statements with memory references,
15295 find the outermost loop in that the reference is independent.
15296 (move_computations_stmt): Mark the virtual operands for renaming.
15297 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
15298 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
15299 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
15300 add_vop_ref_mapping, create_vop_ref_mapping_loop,
15301 create_vop_ref_mapping, analyze_memory_references,
15302 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
15303 get_all_locs_in_loop, ref_always_accessed_p,
15304 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
15305 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
15306 store_motion_loop, store_motion): New functions.
15307 (struct vop_to_refs_elt): New type.
15308 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
15309 memref_hash, memref_eq, hoist_memory_references): Rewritten.
15310 (schedule_sm): Replaced by...
15311 (execute_sm): ... this.
15312 (determine_lsm_ref, hoist_memory_references,
15313 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
15314 find_more_ref_vops, free_mem_ref, free_mem_refs,
15315 determine_lsm_loop, determine_lsm): Removed.
15316 (tree_ssa_lim_finalize): Free data structures used by store motion.
15317 (tree_ssa_lim): Call analyze_memory_references. Use
15318 store_motion instead of determine_lsm.
15320 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
15322 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
15323 rename tmake_file to m68hc11/t-m68hc11.
15324 (mcore): Set inhibit_libc to true.
15325 * config.host (alpha*-dec-*vms*): Set extra_programs.
15326 (interix3*): Don't use host_xmake_file.
15327 * configure.ac: Let config.gcc override inhibit_libc.
15328 * configure: Regenerate.
15330 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
15331 * config/t-openbsd-thread: Remove commented out lines.
15333 * config/x-interix: Remove.
15335 * config/m68hc11/t-m68hc11-gas: Rename to...
15336 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
15338 * config/mcore/t-mcore: Remove T_CFLAGS.
15339 * config/mcore/t-mcore-pe: Likewise.
15341 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
15343 * configure.ac: Replace custom __GNU_SOURCE test with
15344 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
15345 * aclocal.m4: Regenerate.
15346 * configure: Regenerate.
15347 * config.in: Regenerate.
15349 2008-03-27 Richard Guenther <rguenther@suse.de>
15351 * fold-const.c (target.h): Include.
15352 (fold_comparison): Fold comparison of addresses of decls
15353 that bind locally or of constants. Consolidate address folding code.
15354 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
15355 results from fold_binary_to_constant.
15356 (compare_values_warnv): Likewise.
15358 2008-03-27 Andrew Pinski <pinskia@gmail.com>
15360 PR middle-end/35429
15361 * fold-const.c (fold_truthop): Check for integeral types when folding
15362 a == 0 && b == 0 and a != 0 || b != 0 .
15364 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
15366 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
15368 2008-03-26 Andreas Schwab <schwab@suse.de>
15370 * doc/invoke.texi: Fix use of @item vs. @itemx.
15372 2008-03-26 Tom Tromey <tromey@redhat.com>
15374 * Makefile.in (build/gensupport.o, build/print-rtl.o,
15375 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
15376 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
15377 build/gencodes.o, build/genconditions.o, build/genconfig.o,
15378 build/genconstants.o, build/genemit.o, build/genextract.o,
15379 build/genflags.o, build/genmddeps.o, build/genopinit.o,
15380 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
15383 2008-03-26 Richard Guenther <rguenther@suse.de>
15386 2008-03-26 Richard Guenther <rguenther@suse.de>
15388 * fold-const.c (target.h): Include.
15389 (fold_comparison): Fold comparison of addresses of two decls
15390 that bind locally. Consolidate address folding code.
15392 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15394 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
15395 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
15396 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
15397 dconstsqrt2, dconstthird, dconste and/or dconst10.
15398 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
15399 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
15400 dconstsqrt2, dconste): Delete.
15401 (init_emit_once): Likewise. Simplify initializing dconstm1.
15403 * real.c (get_real_const): New.
15404 * real.h (dconst3, dconst10, dconstm2, dconstthird,
15405 dconstsqrt2, dconste): Delete.
15406 (real_value_const, get_real_const): New.
15408 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
15410 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
15412 * config/i386/i386.c (ix86_function_arg_boundary): Check
15413 BIGGEST_ALIGNMENT instead of 128.
15414 (setup_incoming_varargs_64): Likewise.
15416 2008-03-26 Tom Tromey <tromey@redhat.com>
15418 * Makefile.in (DEPFILES): Add missing '/'.
15420 2008-03-26 Richard Guenther <rguenther@suse.de>
15422 * fold-const.c (target.h): Include.
15423 (fold_comparison): Fold comparison of addresses of two decls
15424 that bind locally. Consolidate address folding code.
15426 2008-03-26 Nick Clifton <nickc@redhat.com>
15429 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
15430 not allow INT+INT as a legitimate addressing mode.
15432 2008-03-26 Richard Guenther <rguenther@suse.de>
15434 * tree-flow.h (widen_bitfield): Remove declaration.
15435 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
15436 (widen_bitfield): Remove function.
15437 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
15440 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15443 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
15446 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
15448 PR rtl-optimization/35232
15449 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
15450 (forget_old_reloads_1, forget_marked_reloads): Don't clear
15451 reg_reloaded_call_part_clobbered here.
15452 (reload_regs_reach_end_p): New function.
15453 (reload_reg_rtx_for_input): New variable.
15454 (reload_reg_rtx_for_output): Likewise.
15455 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
15456 when reassigning a pseudo register. Load reloadreg from
15457 reload_reg_rtx_for_input, moving the mode and register
15459 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
15460 instead of the original when deciding whether an input reload
15461 would be a no-op or whether an output reload can be deleted.
15462 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
15463 when setting up new_spill_reg_store. Load it from
15464 reload_reg_rtx_for_output, moving the mode and register
15466 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
15467 instead of the original when deciding whether an output reload
15468 would be a no-op. Do the same when modifying insn notes.
15469 Use rtx_equal_p instead of == to compare the registers.
15470 (inherit_piecemeal_p): Take a mode and two register numbers
15472 (emit_reload_insns): Clear new_spill_reg_store for every hard
15473 register in the reload register. Remove spill registers
15474 from reg_reloaded_valid before considering whether to record
15475 inheritance information for them. Use reload_reg_rtx_for_output
15476 instead of reg_rtx when recording output reloads. Use
15477 reload_reg_rtx_for_input instead of reg_rtx when recording
15478 input reloads. Set or clear reg_reloaded_call_part_clobbered
15479 at the same time as setting reg_reloaded_valid.
15480 (delete_output_reload): Add a new_reload_reg parameter and use it
15481 instead of rld[j].reg_rtx.
15482 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
15485 2008-03-25 Tom Tromey <tromey@redhat.com>
15487 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
15488 (build/genattr.o): Likewise.
15489 (build/genattrtab.o): Likewise.
15490 (build/gencodes.o): Likewise.
15491 (build/genconfig.o): Likewise.
15492 (build/genconstants.o): Likewise.
15493 (build/genemit.o): Likewise.
15494 (build/genextract.o): Likewise.
15495 (build/genflags.o): Likewise.
15497 2008-03-25 Bob Wilson <bob.wilson@acm.org>
15499 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
15500 instead of size_int for integer types.
15501 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
15502 to match type of MINUS_EXPR.
15504 2008-03-25 Tom Tromey <tromey@redhat.com>
15506 * configure: Rebuilt.
15507 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
15510 2008-03-25 Tom Tromey <tromey@redhat.com>
15512 * config/x-solaris (host-solaris.o): Update.
15513 * config/x-linux (host-linux.o): Update.
15514 * config/x-hpux (host-hpux.o): Update.
15515 * config/x-darwin (host-darwin.o): Update.
15516 * config/v850/t-v850e (v850-c.o): Update.
15517 * config/v850/t-v850 (v850-c.o): Update.
15518 * config/t-vxworks (vxworks.o): Update.
15519 * config/t-sol2 (sol2-c.o, sol2.o): Update.
15520 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
15521 * config/spu/t-spu-elf (spu-c.o): Update.
15523 * config/sh/t-symbian (sh-c.o): Update.
15524 (symbian.o): Update.
15525 * config/sh/t-sh (sh-c.o): Update.
15526 * config/score/t-score-elf (score7.o, score3.o): Update.
15527 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
15528 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
15529 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
15530 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
15531 (rs6000.o): Remove.
15532 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
15533 * config/m32c/t-m32c (m32c-pragma.o): Update.
15534 * config/ia64/t-ia64 (ia64-c.o): Update.
15535 * config/i386/x-mingw32 (host-mingw32.o): Update.
15536 * config/i386/x-i386 (driver-i386.o): Update.
15537 * config/i386/x-darwin (host-i386-darwin.o): Update.
15538 * config/i386/x-cygwin (host-cygwin.o): Update.
15539 * config/i386/t-nwld (nwld.o): Update.
15540 * config/i386/t-netware (netware.o): Update.
15541 * config/i386/t-interix (winnt.o): Update.
15542 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
15543 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
15544 msformat-c.o): Update.
15545 * config/bfin/t-bfin-linux (generated_files): Add
15546 linux-sysroot-suffix.h.
15547 * config/arm/t-wince-pe (pe.o): Update.
15548 * config/arm/t-strongarm-pe (pe.o): Update.
15549 * config/arm/t-pe (pe.o): Update.
15550 * config/arm/t-arm (arm-c.o): Update.
15551 * doc/install.texi (Prerequisites): Require make 3.80.
15552 * Makefile.in: Remove .o targets.
15553 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
15554 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
15555 (simple_generated_h, simple_generated_c): Move earlier.
15556 (generated_files): New variable.
15557 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
15558 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
15559 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
15560 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
15561 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
15562 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
15563 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
15564 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
15565 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
15566 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
15567 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
15568 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
15570 (COMPILE.base, COMPILE): New variables.
15571 (%.o): New pattern rule.
15572 (ALL_HOST_OBJS): New variable.
15573 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
15574 (dummy-checksum.o, cc1-checksum.o): Remove.
15575 (DRIVER_SHLIB): New variable.
15576 (DRIVER_DEFINES): Use it.
15577 (gencondmd.c): Move out of build/.
15578 (s-conditions): Update.
15579 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
15580 (ALL_BUILD_OBJS): Likewise.
15581 (build/%.o): Use BUILDCOMPILE.
15582 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
15583 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
15584 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
15585 build/gencheck.o, build/gencodes.o, build/genconditions.o,
15586 build/genconfig.o, build/genconstants.o, build/genemit.o,
15587 build/genextract.o, build/genflags.o, build/genmddeps.o,
15588 build/genopinit.o, build/genoutput.o, build/genpeep.o,
15589 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
15590 build/gen-protos.o, build/scan.o, build/fix-header.o,
15591 build/scan-decls.o): Simplify.
15592 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
15593 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
15594 prefix.o, toplev.o): Reduce to variable setting.
15595 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
15596 ($(out_object_file), gcc-options.o): New targets.
15597 ($(ALL_HOST_OBJS)): New target. Include dependency files.
15598 * configure: Rebuilt.
15599 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
15600 * doc/sourcebuild.texi (Front End Directory): Document new variable.
15602 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
15604 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
15605 complain when we hit an error, return ERROR_MARK_NODE.
15607 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
15609 * config/sh/constraints.md (Pso, Psz): New constraints.
15610 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
15611 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
15613 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
15615 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
15616 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
15618 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
15620 * config/sh/sh.md (prefetch): Add condition for SH2A target.
15621 (prefetch_sh2a): New.
15623 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
15624 Naveen.H.S <naveen.hs@kpitcummins.com>
15626 * config/sh/constraints.md (I28): New constraint.
15627 * config/sh/sh.c (broken_move): Add support for movi20s.
15628 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
15630 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
15631 Jayant Sonar <Jayant.sonar@kpitcummins.com>
15632 Naveen.H.S <naveen.hs@kpitcummins.com>
15634 * config/sh/sh.c (SH_ATTRIBUTES): Define.
15635 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
15636 (print_operand): Handle resbank in %@ operand code.
15637 (sh_encode_section_info): New.
15638 (push_regs): Add conditions for resbank.
15639 (sh_expand_epilogue): Likewise.
15640 (sh_insert_attributes): Likewise.
15641 (sh_attribute_table): Likewise.
15642 (sh_handle_resbank_handler_attribute): New.
15643 (sh2a_handle_function_vector_handler_attribute): New.
15644 (sh2a_is_function_vector_call): New.
15645 (sh2a_get_function_vector_number): New.
15646 (sh2a_function_vector_p): New.
15647 (sh_cfun_resbank_handler_p): New.
15648 * config/sh/sh.md (calli): Emit jsr/n if possible.
15649 (calli_tbr_rel): New.
15650 (calli_pcrel): Emit jsr/n if possible.
15651 (return_i): Emit rts/n if possible.
15652 (call_valuei_tbr_rel): New.
15653 (call_valuei_pcrel): Add condition for SH2A target.
15654 (call_value): Likewise.
15655 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
15656 (sh2a_get_function_vector_number): Likewise.
15657 (sh2a_is_function_vector_call): Likewise.
15658 * doc/extend.texi: Document TBR relative addressing of SH2A.
15659 (resbank): Add description for SH2A.
15661 2008-03-24 Richard Guenther <rguenther@suse.de>
15664 * gimplify.c (gimplify_modify_expr): For frontend type-correct
15665 pointer assignments change conversions according to middle-end rules.
15666 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
15667 * configure.ac: Include type checking in yes.
15668 * configure: Regenerate.
15670 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15672 * diagnostic.c (diagnostic_count_diagnostic): Delete.
15673 (diagnostic_report_diagnostic): Update. Handle ICEs here.
15675 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
15677 * gthr-vxworks.h (UNUSED): Define.
15679 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
15681 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
15683 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
15685 * doc/extend.texi (Function Attributes): Add missing comma in the
15686 example of the "alloc_size" attribute.
15688 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
15691 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
15693 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
15696 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
15699 * stor-layout.c (update_alignment_for_field): Set minimum alignment
15700 of the underlying type of a MS bitfield layout to the natural
15701 alignment of the type.
15703 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
15705 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
15706 to their natural alignment to avoid store forwarding stalls.
15708 2008-03-22 Richard Guenther <rguenther@suse.de>
15710 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
15711 For PHI nodes verify the address is invariant.
15712 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
15713 (get_symbol_constant_value): Use is_gimple_min_invariant.
15714 (maybe_fold_stmt_indirect): Likewise.
15716 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
15718 PR rtl-optimization/33927
15719 * Makefile.in (dse.o): Depend on $(TM_P_H).
15720 * expr.h (extract_low_bits): Declare.
15721 * expmed.c (extract_low_bits): New function.
15722 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
15723 * dse.c: Include tm_p.h.
15724 (find_shift_sequence): Remove the read_reg argument and return the
15725 read value. Emit the instructions instead of returning them.
15726 Iterate on new_mode rather than calculating it each time.
15727 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
15728 source to NEW_MODE and extract_low_bits to convert the shifted
15729 value to READ_MODE.
15730 (replace_read): Allow the load and store to have different mode
15731 classes. Use extract_low_bits when SHIFT == 0. Create the shift
15732 or extraction instructions before trying the replacement. Update
15733 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
15735 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
15737 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
15738 to their natural alignment to avoid store forwarding stalls.
15740 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15743 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
15744 encouraging but not allowing gprs for input;
15745 change the input constraint to !f#r.
15746 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
15748 change the output constraint to !f#r.
15750 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
15753 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
15754 corresponding post-reload splitters.
15755 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
15756 when x87 FP math is selected.
15757 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
15758 New function prototype.
15759 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
15760 unreachable function to ease macroization of insn patterns.
15762 2008-03-21 Martin Jambor <mjambor@suse.cz>
15764 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
15765 reference dumps if ddr is NULL or dependence is unknown.
15767 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
15769 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
15770 unsigned extension into account.
15771 (ATOMIC_COMPARE_AND_SWAP): Likewise.
15772 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
15773 Do computations on a scratch register.
15775 2008-03-21 Richard Guenther <rguenther@suse.de>
15777 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
15778 Use is_gimple_min_invariant instead of TREE_INVARIANT.
15779 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
15780 * tree-ssa-dom.c (record_equality): Likewise.
15781 * tree-inline.c (copy_body_r): Likewise.
15782 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
15785 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
15787 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
15788 as 'delete_unused' argument.
15790 2008-03-20 Richard Guenther <rguenther@suse.de>
15792 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15793 special casing of constant qualifiers.
15794 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
15795 care about them in general.
15796 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
15797 regardless of their type.
15798 (fold_stmt_r): Forcefully fold *& if we end up with that.
15800 2008-03-20 Paul Brook <paul@codesourcery.com>
15802 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
15803 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
15805 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
15807 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
15808 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
15810 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
15812 * common.opt (Wmudflap): New option.
15813 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
15814 (mx_register_decls): Likewise.
15815 (mudflap_finish_file): Likewise.
15816 * doc/invoke.texi: Document -Wno-mudflap.
15818 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
15820 * c-format.c (replace_format_name_to_system_name): New.
15821 (cmp_attribs): New.
15822 (convert_format_name_to_system_name): New.
15823 (decode_format_attr): Add use of convert_format_name_to_system_name.
15824 (format_types_orig): Add gnu_ prefix to names.
15825 (check_format_info_main): Special treating of \0 escaped names for
15826 supporting multi-character format specifiers as I32, I64.
15827 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
15828 (gnu_target_overrides_format_attributes): New.
15829 * c-format.h: Add structure target_ovr_attr to hold
15830 system specific formatter names.
15831 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
15832 msformat-c.o file to c_target_objs and cxx_target_objs.
15833 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
15834 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
15835 (TARGET_N_FORMAT_TYPES): New.
15836 * config/i386/msformat-c.c: New.
15837 * config/i386/t-cygming: Add build rule for msformat-c.o.
15838 * doc/extend.texi: Add new format names gnu_* and ms_* and
15840 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
15842 2008-03-20 Ira Rosen <irar@il.ibm.com>
15844 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
15845 optimizations turned on under -O3.
15846 (ftree-vectorize): Add that the flag is turned on with -O3.
15848 2008-03-20 Ben Elliston <bje@au.ibm.com>
15850 * regmove.c (try_auto_increment): Fix spelling error in comment.
15851 * final.c (final_scan_insn): Likewise.
15853 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
15856 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
15857 allocator preferences for "y" and "r" class registers.
15858 ("*mov<mode>_internal"): Ditto.
15859 ("*movv2sf_internal_rex64"): Ditto.
15860 ("*movv2sf_internal"): Ditto.
15862 2008-03-19 Michael Matz <matz@suse.de>
15864 PR middle-end/35616
15865 * calls.c (expand_call): Check overlap of arguments with call
15866 address for sibcalls.
15868 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
15871 * stor-layout.c (update_alignment_for_field): Set minimum alignment
15872 of the underlying type of a MS bitfield layout to the natural
15873 alignment of the type.
15875 2008-03-19 Jan Hubicka <jh@suse.cz>
15878 * toplev.c (decode_d_option): Handle all CPP flags.
15879 * tree-vrp.c: Update tree_pass descriptors.
15880 * regrename.c: Update tree_pass descriptors.
15881 * fwprop.c: Update tree_pass descriptors.
15882 * doc/invoke.texi: Remove documentation of dropped -d? flags.
15883 * tree-into-ssa.c: Update tree_pass descriptors.
15884 * tree-dump.c: Update tree_pass descriptors.
15885 * tree-complex.c: Update tree_pass descriptors.
15886 * tree-dump.h: Update tree_pass descriptors.
15887 * see.c: Update tree_pass descriptors.
15888 * cgraphbuild.c: Update tree_pass descriptors.
15889 * tracer.c: Update tree_pass descriptors.
15890 * tree-loop-distribution.c: Update tree_pass descriptors.
15891 * cgraph.c: Update tree_pass descriptors.
15892 * postreload-gcse.c: Update tree_pass descriptors.
15893 * postreload.c: Update tree_pass descriptors.
15894 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
15895 * tree-tailcall.c: Update tree_pass descriptors.
15896 * tree-pass.h (tree_opt_pass): Rename to ...
15897 (opt_pass) ... this one; add "type" field and remove letter field.
15898 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
15899 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
15900 all_lowering_passes): Update declaration.
15901 * ipa-cp.c: Update tree_pass descriptors.
15902 * final.c: Update tree_pass descriptors.
15903 * omp-low.c: Update tree_pass descriptors.
15904 * tree-ssa-dse.c: Update tree_pass descriptors.
15905 * ipa-reference.c: Update tree_pass descriptors.
15906 * tree-ssa-uncprop.c: Update tree_pass descriptors.
15907 * auto-inc-dec.c: Update tree_pass descriptors.
15908 * reorg.c: Update tree_pass descriptors.
15909 * cgraphunit.c: Update tree_pass descriptors.
15910 * tree-ssa-copyrename.c: Update tree_pass descriptors.
15911 * tree-ssa-ccp.c: Update tree_pass descriptors.
15912 * df-core.c: Update tree_pass descriptors.
15913 * mode-switching.c: Update tree_pass descriptors.
15914 * tree-nomudflap.c: Update tree_pass descriptors.
15915 * modulo-sched.c: Update tree_pass descriptors.
15916 * ipa-pure-const.c: Update tree_pass descriptors.
15917 * cse.c: Update tree_pass descriptors.
15918 * web.c: Update tree_pass descriptors.
15919 * tree-stdarg.c: Update tree_pass descriptors.
15920 * tree-ssa-math-opts.c: Update tree_pass descriptors.
15921 * tree-ssa-dom.c: Update tree_pass descriptors.
15922 * tree-nrv.c: Update tree_pass descriptors.
15923 * tree-ssa-alias.c: Update tree_pass descriptors.
15924 * loop-init.c: Update tree_pass descriptors.
15925 * gimple-low.c: Update tree_pass descriptors.
15926 * ipa-inline.c: Update tree_pass descriptors.
15927 * tree-ssa-sink.c: Update tree_pass descriptors.
15928 * global.c: Update tree_pass descriptors.
15929 * ifcvt.c: Update tree_pass descriptors.
15930 * jump.c: Update tree_pass descriptors.
15931 * predict.c: Update tree_pass descriptors.
15932 * tree-ssa-loop.c: Update tree_pass descriptors.
15933 * recog.c: Update tree_pass descriptors.
15934 * dse.c: Update tree_pass descriptors.
15935 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
15936 * tree-eh.c: Update tree_pass descriptors.
15937 * regmove.c: Update tree_pass descriptors.
15939 * function.c: Update tree_pass descriptors.
15940 * tree-vectorizer.c: Update tree_pass descriptors.
15941 * gcse.c: Update tree_pass descriptors.
15942 * ipa-type-escape.c: Update tree_pass descriptors.
15943 * tree-if-conv.c: Update tree_pass descriptors.
15944 * init-regs.c: Update tree_pass descriptors.
15945 * ipa.c: Update tree_pass descriptors.
15946 * tree-ssa-phiopt.c: Update tree_pass descriptors.
15947 * rtl-factoring.c: Update tree_pass descriptors.
15948 * lower-subreg.c: Update tree_pass descriptors.
15949 * bt-load.c: Update tree_pass descriptors.
15950 * tree-dfa.c: Update tree_pass descriptors.
15951 * except.c: Update tree_pass descriptors.
15952 * emit-rtl.c: Update tree_pass descriptors.
15953 * cfgexpand.c: Update tree_pass descriptors.
15954 * tree-cfgcleanup.c: Update tree_pass descriptors.
15955 * cfgcleanup.c: Update tree_pass descriptors.
15956 * tree-ssa-pre.c: Update tree_pass descriptors.
15957 * tree-sra.c: Update tree_pass descriptors.
15958 * tree-mudflap.c: Update tree_pass descriptors.
15959 * tree-ssa-copy.c: Update tree_pass descriptors.
15960 * cfglayout.c: Update tree_pass descriptors.
15961 * tree-ssa-forwprop.c: Update tree_pass descriptors.
15962 * tree-ssa-dce.c: Update tree_pass descriptors.
15963 * tree-ssa.c: Update tree_pass descriptors.
15964 * regclass.c: Update tree_pass descriptors.
15965 * integrate.c: Update tree_pass descriptors.
15966 * tree-optimize.c: Update tree_pass descriptors.
15967 * tree-ssa-phiprop.c: Update tree_pass descriptors.
15968 * tree-object-size.c: Update tree_pass descriptors.
15969 * combine.c: Update tree_pass descriptors.
15970 * tree-outof-ssa.c: Update tree_pass descriptors.
15971 * bb-reorder.c: Update tree_pass descriptors.
15972 * stack-ptr-mod.c: Update tree_pass descriptors.
15973 * var-tracking.c: Update tree_pass descriptors.
15974 * tree-profile.c: Update tree_pass descriptors.
15975 * tree-vect-generic.c: Update tree_pass descriptors.
15976 * reg-stack.c: Update tree_pass descriptors.
15977 * sched-rgn.c: Update tree_pass descriptors.
15978 * tree-ssa-structalias.c: Update tree_pass descriptors.
15979 * tree-cfg.c: Update tree_pass descriptors.
15980 * passes.c (current_pass): Update declaration.
15981 (finish_optimization_passes): Update.
15982 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
15983 (register_one_dump_file, register_dump_files_1, next_pass_1):
15985 (init_optimization_passes): Update handling of new types.
15986 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
15987 * ipa-struct-reorg.c: Update tree_pass descriptors.
15988 * tree-ssa-reassoc.c: Update tree_pass descriptors.
15989 * combine-stack-adj.c: Update tree_pass descriptors.
15990 * cfgrtl.c: Update tree_pass descriptors.
15991 * dce.c: Update tree_pass descriptors.
15992 * tree-ssanames.c: Update tree_pass descriptors.
15994 2008-03-19 Richard Guenther <rguenther@suse.de>
15996 PR middle-end/35609
15997 * tree-ssa.c (walk_data): New structure.
15998 (warn_uninitialized_var): If not always_executed warn with "maybe"
16000 (execute_early_warn_uninitialized): Compute post-dominators.
16001 Initialize always_executed before processing each basic block.
16003 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
16006 * config/i386/i386.c (x86_this_parameter): Calculate correct location
16007 of "this" pointer when "regparm = N" or "fastcall" is in effect.
16009 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16011 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
16013 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
16015 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
16017 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
16018 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
16019 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
16020 target after ignore has been set, and move there also the commputation
16021 of subtarget and original_target.
16022 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
16023 (LANG_HOOKS_INITIALIZER): Remove it.
16024 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
16026 2008-03-18 Richard Guenther <rguenther@suse.de>
16028 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
16029 found an expression with constants, note that in the VN for the lhs.
16030 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
16031 fold them to constants if possible. Run cleanup_cfg if done so.
16032 (execute_pre): Return todo.
16033 (do_pre): Likewise.
16034 (execute_fre): Likewise.
16035 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
16037 (get_prop_source_stmt): Look through pointer conversions.
16039 2008-03-18 Jan Hubicka <jh@suse.cz>
16041 * tree-pretty-print.c: Include predict.h.
16042 (dump_generic_node): Dump predictor.
16043 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
16044 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
16045 * gimple-low.c (lower_stmt): Likewise.
16046 * expr.c (expand_expr_real): Likewise.
16047 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
16049 (build_predict_expr, build_predict_expr): New.
16050 * predict.h (predictor_name, build_predict_expr): Update.
16051 * c-typeck.c (c_finish_bc_stmt): Add prediction.
16052 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
16053 * predict.def (PRED_CONTINUE): Update hitrate.
16054 * tree.def (PREDICT_EXPR): Define.
16055 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
16056 do not handle BIND_EXPR.
16057 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
16058 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
16059 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
16062 2008-03-18 Michael Matz <matz@suse.de>
16064 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
16066 2008-03-18 Richard Guenther <rguenther@suse.de>
16068 * tree-gimple.h (is_gimple_invariant_address): Declare.
16069 (is_gimple_constant): Likewise.
16070 * tree-gimple.c (is_gimple_constant): New function.
16071 (is_gimple_invariant_address): Likewise.
16072 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
16073 and is_gimple_invariant_address.
16074 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
16076 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
16077 an addressable base.
16079 2008-03-18 Jakub Jelinek <jakub@redhat.com>
16081 PR middle-end/35611
16082 * gimplify.c (gimplify_expr): Gimplify second operand of
16085 2008-03-17 Richard Guenther <rguenther@suse.de>
16087 PR tree-optimization/19637
16088 * fold-const.c (fold_unary): Remove restrictions of removing
16089 intermediate pointer-conversions (P2)(P1)P0.
16090 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
16091 conversion to void pointer.
16092 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
16094 2008-03-16 James E. Wilson <wilson@tuliptree.org>
16097 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
16098 emulated thread local variables.
16100 2008-03-16 Richard Guenther <rguenther@suse.de>
16102 PR middle-end/35607
16103 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
16104 expand TREE_INVARIANT operations that are not gimple invariant.
16106 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
16108 * doc/extend.texi (Alignment): Say that the ABI controls
16109 the __alignof__ for non-strict-alignment targets rather
16110 than being a recommendation.
16112 2008-03-15 Paul Brook <paul@codesourcery.com>
16114 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
16116 (arm_output_fn_unwind): Mark functions that can not be unwound.
16118 2008-03-15 Paul Brook <paul@codesourcery.com>
16120 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
16121 extension instructions.
16123 2008-03-15 Richard Guenther <rguenther@suse.de>
16125 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
16126 and fold constant aggregate refs.
16127 (fold_const_aggregate_ref): Handle string constants
16128 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
16129 (evaluate_stmt): Simplify now that ccp_fold folds constant
16132 2008-03-15 Paul Brook <paul@codesourcery.com>
16134 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
16135 (extzv): Use gen_extzv_t2.
16136 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
16138 2008-03-15 Richard Guenther <rguenther@suse.de>
16140 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
16141 (fold_const_aggregate_ref): Likewise.
16142 (get_value): Return NULL if we don't have any values.
16143 (ccp_finalize): Set const_val to NULL after freeing it.
16144 * tree-flow.h (get_symbol_constant_value): Declare.
16145 (fold_const_aggregate_ref): Likewise.
16146 * tree-ssa-sccvn.c (try_to_simplify): Use them.
16148 2008-03-15 Richard Guenther <rguenther@suse.de>
16150 PR middle-end/35593
16151 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
16152 to not produce negative array indices if not allowed. Add
16153 parameter to indicate that.
16154 (maybe_fold_offset_to_component_ref): Allow negative array
16155 indices only for the first member of a structure.
16156 (maybe_fold_offset_to_reference): Allow negative array indices.
16157 (maybe_fold_stmt_addition): Likewise.
16159 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
16160 Anatoly Sokolov <aesok@post.ru>
16162 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
16163 (avr_arch): Add ARCH_AVR6.
16164 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
16165 (initial_elimination_offset): Initialize and use 'avr_pc_size'
16166 instead of fixed value 2.
16167 (print_operand_address): Use gs() asm specifier instead of pm().
16168 (avr_assemble_integer): (Ditto.).
16169 (avr_output_addr_vec_elt): (Ditto.).
16170 (print_operand): Handle "!" code.
16171 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
16172 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
16173 (AVR_HAVE_EIJMP_EICALL): Define.
16174 (AVR_3_BYTE_PC): Redefine.
16175 (AVR_2_BYTE_PC): (Ditto.).
16176 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
16177 (LINK_SPEC): Add atmega2560 and atmega2561.
16178 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
16180 * config/avr/avr.md (call_insn): Use eicall instead of icall
16181 for 3 byte PC devices.
16182 (call_value_insn): (Ditto.).
16183 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
16184 (indirect_jump): Use only for for 2 byte PC devices.
16185 (*tablejump): (Ditto.).
16186 (*indirect_jump_avr6): Add insn.
16187 (*tablejump_rjmp): Don't use for 3 byte PC devices.
16188 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
16189 instead of ijmp for 3 byte PC devices.
16190 (__tablejump2__): (Ditto.).
16191 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
16192 (MULITLIB_DIRNAMES): (Ditto.).
16193 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
16195 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
16197 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
16198 "sse2_umulsidi3". Use V1DI mode for operand 0.
16199 ("mmx_psadbw"): Use V1DI mode for operand 0.
16200 * config/i386/i386-modes.def (V1SI): New vector mode.
16201 * config/i386/i386.c (struct builtin_description)
16202 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
16203 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
16204 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
16205 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
16206 v1di_ftype_v8qi_v8qi type.
16207 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
16209 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
16210 __builtin_ia32_pmuludq]: Fix the mode of return value.
16212 2008-03-15 Richard Guenther <rguenther@suse.de>
16214 PR middle-end/35595
16215 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
16218 2008-03-14 Bob Wilson <bob.wilson@acm.org>
16220 * doc/invoke.texi (Option Summary, Xtensa Options): Document
16221 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
16222 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
16223 unless TARGET_SERIALIZE_VOLATILE is enabled.
16224 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
16225 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
16226 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
16228 2008-03-14 Richard Guenther <rguenther@suse.de>
16230 PR tree-optimization/34172
16231 * tree-flow.h (refs_may_alias_p): Declare.
16232 (get_single_def_stmt): Likewise.
16233 (get_single_def_stmt_from_phi): Likewise.
16234 (get_single_def_stmt_with_phi): Likewise.
16235 * tree-dfa.c (refs_may_alias_p): New function.
16236 (get_single_def_stmt): Likewise.
16237 (get_single_def_stmt_from_phi): Likewise.
16238 (get_single_def_stmt_with_phi): Likewise.
16239 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
16240 (vn_reference_lookup_1): New helper function.
16241 (vn_reference_lookup): Walk the virtual use-def chain to
16242 continue searching for a match if the def does not alias the
16243 reference we are looking for.
16245 2008-03-14 David Edelsohn <edelsohn@gnu.org>
16247 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
16248 archive and Perzl. Update The Written Word listing.
16250 2008-03-14 Richard Guenther <rguenther@suse.de>
16252 PR tree-optimization/34043
16253 PR tree-optimization/33989
16254 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
16256 (bitmap_find_leader): Use extra argument to verify dominance
16257 relationship inside a basic-block.
16258 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
16259 (find_leader_in_sets): Adjust.
16260 (create_component_ref_by_pieces): Take extra argument for
16261 dominance check, handle lookup failures.
16262 (find_or_generate_expression): Likewise.
16263 (create_expression_by_pieces): Likewise.
16264 (insert_into_preds_of_block): Adjust.
16265 (create_value_expr_from): If asked for, verify all operands
16266 are in the blocks AVAIL_OUT set.
16267 (make_values_for_stmt): Check for SSA_NAMEs that are life
16268 over an abnormal edge.
16269 (compute_avail): Remove such check.
16270 (do_SCCVN_insertion): New function.
16271 (eliminate): If we do not find a leader suitable for replacement
16272 insert a replacement expression from SCCVN if available.
16273 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
16274 (struct vn_ssa_aux): Add needs_insertion flag.
16275 * tree-ssa-sccvn.c (may_insert): New global flag.
16276 (copy_reference_ops_from_ref): Value-number union member access
16277 based on its size, not type and member if insertion is allowed.
16278 (visit_reference_op_load): For a weak match from union type
16279 punning lookup a view-converted value and insert a SSA_NAME
16280 for that value if that is not found.
16281 (visit_use): Make dumps shorter. Do not disallow value numbering
16282 SSA_NAMEs that are life over an abnormal edge to constants.
16283 (free_scc_vn): Release inserted SSA_NAMEs.
16284 (run_scc_vn): New flag to specify whether insertion is allowed.
16285 Process SSA_NAMEs in forward order.
16286 * tree-ssa-loop-im.c (for_each_index): Handle invariant
16287 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
16288 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
16289 pointer type to/from integral types that do not change the
16290 precision to regular conversions.
16292 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
16294 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
16295 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
16296 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
16297 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
16298 input arguments and the mode of return value. Built-in functions
16299 that operate on whole 64-bit MMX register now use V1DI mode.
16301 2008-03-13 Alon Dayan <alond@il.ibm.com>
16302 Olga Golovanevsky <olga@il.ibm.com>
16304 PR tree-optimization/35041
16305 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
16306 to locate the right position in a statement.
16308 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
16312 * config/i386/xmmintrin.h: Change all static inline functions to
16313 extern inline and add __gnu_inline__ attribute.
16314 * config/i386/bmintrin.h: Ditto.
16315 * config/i386/smmintrin.h: Ditto.
16316 * config/i386/tmmintrin.h: Ditto.
16317 * config/i386/mmintrin-common.h: Ditto.
16318 * config/i386/ammintrin.h: Ditto.
16319 * config/i386/emmintrin.h: Ditto.
16320 * config/i386/pmmintrin.h: Ditto.
16321 * config/i386/mmintrin.h: Ditto.
16322 * config/i386/mm3dnow.h: Ditto.
16324 2008-03-13 Jakub Jelinek <jakub@redhat.com>
16326 PR middle-end/35185
16327 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
16328 (lower_omp_2): New function.
16329 (lower_omp_1, lower_omp): Rewritten.
16331 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
16334 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
16335 with the phrase "Microsoft Windows compilers".
16336 (Push/Pop Macro Pragmas): New subsection. Document
16337 #pragma push_macro and pragma pop_macro.
16339 2008-03-12 Paul Brook <paul@codesourcery.com>
16341 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
16343 2008-03-12 Paul Brook <paul@codesourcery.com>
16345 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
16346 (thumb2_alusi3_short): Exclude PLUS and MINUS.
16347 (thumb2_addsi_shortim): Rename ...
16348 (thumb2_addsi_short): ... to this. Allow register operands.
16349 (thumb2_subsi_short): New pattern.
16350 (thumb2_one_cmplsi2_short,
16351 thumb2_negsi2_short): New patterns and peepholes.
16353 2008-03-12 Paul Brook <paul@codesourcery.com>
16355 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
16357 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
16359 * config/i386/i386.md (int_cond): New code iterator.
16361 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
16362 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
16363 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
16364 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
16365 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
16366 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
16367 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
16368 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
16370 2008-03-12 Paul Brook <paul@codesourcery.com>
16372 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
16373 instead of {arm,thumb}_compute_save_reg_mask.
16374 (output_return_instruction): Ditto.
16375 (thumb_unexpanded_epilogue): Ditto.
16376 (thumb1_expand_prologue): Ditto.
16377 (thumb1_output_function_prologue): Ditto.
16378 (arm_set_return_address): Ditto.
16379 (thumb_set_return_address): Ditto.
16380 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
16381 regs to achieve stack alignment.
16382 (thumb1_compute_save_reg_mask): Fix compiler warning.
16383 (arm_output_epilogue): Use offsets->saved_regs_mask.
16384 Adjust stack pointer by poping call clobered registers.
16385 (arm_expand_prologue): Use offsets->saved_regs_mask.
16386 Adjust stack pointer by pushing extra registers.
16387 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
16389 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
16392 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
16393 conversion to the operands of a multiplication.
16395 2008-03-12 Richard Guenther <rguenther@suse.de>
16397 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
16398 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
16399 * timevar.def (TV_TREE_PHIPROP): Add.
16400 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
16401 pass description. Use TV_TREE_PHIPROP.
16402 * tree-ssa-forwprop.c: Remove phiprop code.
16404 2008-03-12 Jakub Jelinek <jakub@redhat.com>
16406 PR middle-end/35549
16407 * omp-low.c (maybe_lookup_decl): Constify first argument.
16408 (use_pointer_for_field): Change last argument from bool to
16409 omp_context *. Disallow shared copy-in/out in nested
16410 parallel if decl is shared in outer parallel too.
16411 (build_outer_var_ref, scan_sharing_clauses,
16412 lower_rec_input_clauses, lower_copyprivate_clauses,
16413 lower_send_clauses, lower_send_shared_vars): Adjust callers.
16415 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
16416 Ira Rosen <irar@il.ibm.com>
16418 * tree-vectorizer.c (free_stmt_vec_info): New function.
16419 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
16420 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
16421 * tree-vectorizer.h (free_stmt_vec_info): Declare.
16422 * tree-vect-transform.c (vectorizable_conversion): Free
16423 vec_oprnds0 if it was allocated.
16424 (vect_permute_store_chain): Remove unused VECs.
16425 (vectorizable_store): Free VECs that are allocated in the..
16427 (vect_transform_strided_load, vectorizable_load): Likewise.
16428 (vect_remove_stores): Simplify the code.
16429 (vect_transform_loop): Move code to vect_remove_stores().
16430 Call vect_remove_stores() and free_stmt_vec_info().
16432 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16434 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
16435 TARGET_HPUX. Revise comment.
16436 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
16437 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
16438 Use sr4 variant of `be' instruction when not generating PIC code.
16439 (attr_length_call): Adjust for above change.
16441 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16443 * ipa-reference.c (static_execute): Remove module_statics_const and
16444 associated setting code.
16446 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
16449 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
16450 predicate for operand 1.
16451 (paritysi2_cmp): Use register_operand predicate for operand 2.
16452 Use earlyclobber modifier for operand 1. Remove support for
16454 (paritydi2_cmp): Use register_operand predicate for operand 3.
16455 Use earlyclobber modifier for operand 1. Remove support for
16458 2008-03-11 Paul Brook <paul@codesourcery.com>
16459 Vladimir Prus <vladimir@codesourcery.com>
16461 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
16462 (arm_compute_save_reg0_reg12_mask): Always
16463 check if register 11 must be saved. Always safe hard frame pointer
16464 when frame_pointer_needeed.
16465 (arm_compute_save_reg_mask): Save IP and PC
16466 only with apcs frames.
16467 (arm_output_epilogue): Adjust Thumb2 codepath to
16468 be also invoked and work for ARM non-apcs frames.
16469 (arm_expand_prologue): Don't bother saving IP
16470 for non-apcs frame, since it's not clobbered by
16471 prologue code. Implement non-apcs frame
16474 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
16476 PR rtl-optimization/35281
16477 * expr.c (convert_move): Use a new pseudo for the intermediate
16478 from_mode->word_mode result.
16480 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
16482 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
16483 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
16484 * toplev.c (compile_file): Don't call it.
16486 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
16488 PR middle-end/35526
16489 * expr.c (store_expr): Call emit_block_move if the mode
16490 of "temp" RTX is BLKmode.
16492 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16493 Richard Guenther <rguenther@suse.de>
16495 PR tree-optimization/31358
16496 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
16497 the step with a NULL_TREE.
16498 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
16499 to sizetype if type is a pointer type.
16500 (add_candidate_1): Don't convert the base and step to
16501 the generic type if the orginal type is a pointer type.
16502 (add_iv_value_candidates): Use sizetype for the step
16503 if type is a pointer type.
16504 (cand_value_at): Likewise.
16505 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
16507 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
16508 Don't convert the tem affine to the type.
16509 (add_elt_to_tree): Use sizetype for the step if a pointer.
16510 Use POINTER_PLUS_EXPR for pointers.
16511 (aff_combination_to_tree): Use sizetype for the step if a
16514 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
16516 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
16517 Remove commutativity hint.
16519 2008-03-10 Jakub Jelinek <jakub@redhat.com>
16523 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
16524 errorneous type. Check that v is a VAR_DECL.
16526 PR middle-end/35099
16527 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
16529 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
16531 PR tree-optimization/35494
16532 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
16533 may be overriden at link and run time.
16535 2008-03-10 Richard Guenther <rguenther@suse.de>
16537 PR tree-optimization/34677
16538 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
16539 (poolify_tree): Likewise.
16540 (modify_expr_template): Likewise.
16541 (poolify_modify_stmt): Likewise.
16542 (insert_fake_stores): Handle all component-ref style stores
16543 in addition to INDIRECT_REF. Also handle complex types.
16544 Do not poolify the inserted load.
16545 (realify_fake_stores): Do not rebuild the tree but only
16546 make it a SSA_NAME copy.
16547 (init_pre): Remove initialzation of modify_expr_template.
16548 Do not allocate modify_expr_node_pool.
16549 (fini_pre): Do not free modify_expr_node_pool.
16551 2008-03-10 Paul Brook <paul@codesourcery.com>
16553 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
16554 to avoid conflicts.
16556 2008-03-10 Paul Brook <paul@codesourcery.com>
16557 Mark Shinwell <shinwell@codesourcery.com>
16559 * config/arm/cortex-r4.md: New.
16560 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
16562 * config/arm/arm.md: Include cortex-r4.md.
16563 (insn): Add smmls, sdiv and udiv values.
16564 (generic_sched): Don't use generic scheduling for Cortex-R4.
16565 (arm_issue_rate): New function.
16566 (TARGET_SCHED_ISSUE_RATE): Define.
16568 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
16570 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
16572 2008-03-10 Richard Guenther <rguenther@suse.de>
16574 * tree-ssa-pre.c (get_sccvn_value): Simplify.
16575 (compute_avail): Do not add stmt uses to AVAIL_OUT.
16577 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
16579 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
16580 Set default to true.
16582 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16584 * c.opt (Wsynth): Deprecate.
16585 * doc/invoke.texi (Option Summary, Warning Options): Document
16586 -Wno-format-contains-nul.
16588 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
16591 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
16592 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
16594 2008-03-09 Ira Rosen <irar@il.ibm.com>
16596 * config/rs6000/rs6000.c (builtin_description): Rename vector
16597 left shift operations.
16598 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
16599 (altivec_vsl<VI_char>): Rename to ...
16600 (ashl<mode>3): ... new name.
16601 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
16603 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
16605 2008-03-08 Richard Guenther <rguenther@suse.de>
16607 * coverage.h (tree_coverage_counter_addr): Declare.
16608 * coverage.c (tree_coverage_counter_addr): New function.
16609 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
16610 before using again.
16611 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
16612 (tree_gen_one_value_profiler): Likewise.
16613 (tree_gen_ic_profiler): Likewise.
16614 (tree_gen_average_profiler): Likewise.
16615 (tree_gen_ior_profiler): Likewise.
16617 2008-03-08 Richard Guenther <rguenther@suse.de>
16619 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
16620 (vn_binary_op_insert): Likewise.
16621 (vn_unary_op_lookup): Likewise.
16622 (vn_unary_op_insert): Likewise.
16623 (vn_nary_op_lookup): Declare.
16624 (vn_nary_op_insert): Likewise.
16625 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
16626 and binary hashes, use a single obstack for unary_op_pool
16627 and binary_op_pool.
16628 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
16629 a single struct vn_nary_op_s. Store tree code length and
16630 a variable number of operands.
16631 (struct vn_reference_op_struct): Remove unused op2.
16632 (vn_reference_op_eq): Do not compare op2.
16633 (vn_reference_op_compute_hash): Do not compute hash of op2.
16634 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
16635 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
16636 with vn_nary_op_compute_hash.
16637 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
16638 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
16640 (vn_unary_op_insert, vn_binary_op_insert): Replace with
16642 (visit_unary_op): Call nary functions.
16643 (visit_binary_op): Likewise.
16644 (process_scc): Adjust for struct vn_tables_s changes.
16645 (allocate_vn_table): Likewise.
16646 (free_vn_table): Likewise.
16647 * tree-vn.c (vn_add): Call nary functions.
16648 (vn_lookup): Likewise.
16650 2008-03-08 Jakub Jelinek <jakub@redhat.com>
16653 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
16654 wdst back after sync_compare_and_swapqhi_internal.
16656 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
16659 * config/i386/i386-modes.def (V1DI): New vector mode.
16660 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
16661 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
16662 (MMXMODE248): Ditto.
16663 (MMXMODE): Add V1DI mode.
16664 (mmxvecsize): Change DI mode to V1DI mode.
16665 ("mov<mode>): Use MMXMODEI8 mode iterator.
16666 ("*mov<mode>_internal_rex64"): Ditto.
16667 ("*mov<mode>_internal"): Ditto.
16668 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
16669 ("mmx_sub<mode>3"): Ditto.
16670 ("mmx_adddi3"): Remove insn pattern.
16671 ("mmx_subdi3"): Ditto.
16672 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
16673 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
16674 ("mmx_ashl<mode>3"): Ditto.
16675 ("mmx_lshrdi3"): Remove insn pattern.
16676 ("mmx_ashldi3"): Ditto.
16677 * config/i386/i386.c (classify_argument): Handle V1DImode.
16678 (function_arg_advance_32): Ditto.
16679 (function_arg_32): Ditto.
16680 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
16681 mmx_addv1di3 insn pattern.
16682 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
16683 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
16684 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
16685 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
16686 Remove definitions of built-in functions.
16687 (V1DI_type_node): New node.
16688 (v1di_ftype_v1di_int): Ditto.
16689 (v1di_ftype_v1di_v1di): Ditto.
16690 (v2si_ftype_v2si_si): Ditto.
16691 (v4hi_ftype_v4hi_di): Remove node.
16692 (v2si_ftype_v2si_di): Ditto.
16693 (ix86_init_mmx_sse_builtins): Handle V1DImode.
16694 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
16695 Redefine builtins using def_builtin_const with *_ftype_*_int node.
16696 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
16697 Add new builtins using def_builtin_const.
16698 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
16699 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
16700 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
16701 * config/i386/mmintrin.h (__v1di): New typedef.
16702 (_mm_add_si64): Cast arguments to __v1di type.
16703 (_mm_sub_si64): Ditto.
16704 (_mm_sll_pi16): Cast __count to __v4hi type.
16705 (_mm_sll_pi32): Cast __count to __v2si type.
16706 (_mm_sll_si64): Cast arguments to __v1di type.
16707 (_mm_srl_pi16): Cast __count to __v4hi type.
16708 (_mm_srl_pi32): Cast __count to __v2si type.
16709 (_mm_srl_si64): Cast arguments to __v1di type.
16710 (_mm_sra_pi16): Cast __count to __v4hi type.
16711 (_mm_sra_pi32): Cast __count to __v2si type.
16712 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
16713 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
16714 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
16715 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
16716 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
16717 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
16718 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
16719 (_mm_srai_pi32): Use __builtin_ia32_psradi.
16720 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
16721 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
16722 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
16723 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
16725 2008-03-07 Joseph Myers <joseph@codesourcery.com>
16727 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
16729 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
16732 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
16733 reg+const addressing for Altivec modes. Don't generate reg+reg
16734 addressing for TFmode or TDmode quantities.
16736 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
16738 * c-common.c (vector_types_convertible_p): Call langhook
16739 instead of comptypes.
16741 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16744 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
16745 integral and scalar float variables which have a
16748 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
16750 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
16751 dwarf_register_span hook when emitting unwind information for
16752 register-to-memory saves.
16753 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
16754 (rs6000_frame_related): Remove call to spe_synthesize_frame.
16756 2008-03-06 Jakub Jelinek <jakub@redhat.com>
16758 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
16759 for the same VAR_DECL.
16761 2008-03-06 Tom Tromey <tromey@redhat.com>
16763 * treelang: Delete.
16764 * doc/standards.texi (Standards): Don't mention treelang.
16765 * doc/invoke.texi (Overall Options): Don't mention treelang.
16766 * doc/install.texi (Prerequisites): Don't mention bison or
16768 (Configuration): Don't mention treelang.
16769 (Building): Likewise.
16770 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
16772 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
16774 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
16775 word-extractions out of a multi-word object.
16777 2008-03-06 Richard Guenther <rguenther@suse.de>
16779 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
16780 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
16781 result type and precision.
16782 * expr.c (get_inner_reference): Set unsignedp based on the result
16783 type of BIT_FIELD_REF.
16784 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
16785 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
16786 (try_instantiate_multiple_fields): Likewise. Use the correct type
16788 (sra_build_assignment): Likewise.
16789 (sra_build_elt_assignment): Likewise.
16790 (sra_explode_bitfield_assignment): Likewise.
16791 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
16792 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
16793 set BIT_FIELD_REF_UNSIGNED.
16794 (vectorizable_load): Likewise.
16796 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
16798 * cse.c (cse_extended_basic_block): Invalidate artificial defs
16801 2008-03-06 Richard Guenther <rguenther@suse.de>
16803 * alias.c (struct alias_set_entry): Move has_zero_child field
16804 to pack with alias_set.
16806 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
16808 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16811 2008-03-05 Ian Lance Taylor <iant@google.com>
16813 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
16815 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
16817 * fwprop.c (update_df): Support width and offset parameters of
16819 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
16820 global_conflicts): Change DF_REF_EXTRACT to either
16821 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
16822 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
16823 * df-scan.c (df_ref_record, df_defs_record,
16824 df_ref_create_structure, df_def_record_1, df_uses_record,
16825 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
16826 df_bb_refs_collect, df_entry_block_defs_collect,
16827 df_exit_block_uses_collect): Support new width and offset fields.
16828 (ref_extract_pool): New storage pool.
16829 (df_free_ref): New function.
16830 (df_reg_chain_unlink, df_free_collection_rec,
16831 df_sort_and_compress_refs): Call df_free_ref.
16832 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
16834 (df_ref_create_structure): Allocate df_ref_extract if offset and
16835 width fields are used.
16836 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
16837 (df_uses_record): Get offset and width from ZERO_EXTRACT
16839 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
16840 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
16841 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
16842 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
16843 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
16844 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
16845 (df_ref_extract): New structure.
16846 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
16847 (df_ref_create): Add width and offset parameters.
16849 2008-03-05 Richard Guenther <rguenther@suse.de>
16851 * tree-ssa-structalias.c (get_constraint_for_component_ref):
16852 Use ranges_overlap_p.
16853 (offset_overlaps_with_access): Rename
16854 to ranges_overlap_p and move ...
16855 * tree-flow-inline.h (ranges_overlap_p): ... here.
16857 * tree.h (get_inner_reference, handled_component_p): Update
16860 * tree.h (record_component_aliases, get_alias_set,
16861 alias_sets_conflict_p, alias_sets_must_conflict_p,
16862 objects_must_conflict_p): Move declarations ...
16863 * alias.h (record_component_aliases, get_alias_set,
16864 alias_sets_conflict_p, alias_sets_must_conflict_p,
16865 objects_must_conflict_p): ... here.
16866 Include coretypes.h.
16867 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
16869 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
16871 * cfg.c: Include tree-flow.h.
16872 (remove_edge_raw): Call redirect_edge_var_map_clear.
16873 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
16874 * tree-flow-inline.h (redirect_edge_var_map_def): New.
16875 (redirect_edge_var_map_result): New.
16876 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
16877 PENDING_STMT use with redirect_edge_var_map_*.
16878 * tree-ssa.c (edge_var_maps): New definition.
16879 (redirect_edge_var_map_add): New.
16880 (redirect_edge_var_map_clear): New.
16881 (redirect_edge_var_map_dup): New.
16882 (redirect_edge_var_map_vector): New.
16883 (redirect_edge_var_map_destroy): New.
16884 (ssa_redirect_edge): Replace PENDING_STMT use with
16885 redirect_edge_var_map_*.
16886 (flush_pending_stmts): Same.
16887 (delete_tree_ssa): Destroy edge var map.
16888 * tree-flow.h (struct _edge_var_map): New.
16889 Define edge_var_map vector type.
16890 Declare redirect_edge_var_map_* prototypes.
16891 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
16892 * tree-cfg.c (reinstall_phi_args): Replace
16893 PENDING_STMT use with redirect_edge_var_map_*.
16895 2008-03-05 Richard Guenther <rguenther@suse.de>
16897 PR tree-optimization/35472
16898 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
16899 whose single use_stmt has a overlapping set of loaded and
16900 stored symbols as that use_stmt might be a noop assignment then.
16902 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
16904 * gthr-rtems.h: Implement __gthread_mutex_destroy.
16906 2008-03-05 Richard Guenther <rguenther@suse.de>
16909 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
16910 should be constants.
16911 * tree-cfg.c (verify_expr): Verify it.
16912 * fold-const.c (fold_truthop): Remove code generating
16913 BIT_FIELD_REFs of structure bases.
16914 (fold_binary): Likewise.
16915 (fold_ternary): Position and size of BIT_FIELD_REFs are
16916 always host integers.
16917 (make_bit_field_ref): Remove.
16918 (optimize_bit_field_compare): Remove.
16919 (all_ones_mask_p): Remove.
16921 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
16924 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
16925 (split_block_and_df_analyze): New. Split basic block and rebuild
16927 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
16929 (split_pattern_seq): Likewise.
16930 (erase_matching_seqs): Likewise.
16931 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
16933 2008-03-04 Geoff Keating <geoffk@apple.com>
16935 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
16936 declaration and code.
16937 (tree_invalid_nonnegative_warnv_p): Likewise.
16939 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
16941 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
16942 examples. Truncate option-names then causing overfull hbox.
16944 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16947 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
16949 * configure: Rebuilt.
16951 2008-03-04 Rafael Espindola <espindola@google.com>
16953 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
16954 (tree_unary_nonnegative_warnv_p): New.
16955 (tree_binary_nonnegative_warnv_p): New.
16956 (tree_single_nonnegative_warnv_p): New.
16957 (tree_invalid_nonnegative_warnv_p): New.
16958 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
16960 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16963 * opts.c (handle_option): Postpone 'unknown option' errors only for
16966 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
16969 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
16972 2008-03-04 Rafael Espindola <espindola@google.com>
16974 * fold-const.c (tree_unary_nonzero_warnv_p): New.
16975 (tree_binary_nonzero_warnv_p): New.
16976 (tree_single_nonzero_warnv_p): New.
16977 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
16979 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
16981 PR middle-end/35456
16982 * fold-const.c (fold_cond_expr_with_comparison): Prevent
16983 transformations for modes that have signed zeros.
16984 * ifcvt.c (noce_try_abs): Ditto.
16986 2008-03-04 Joseph Myers <joseph@codesourcery.com>
16988 * config/i386/i386.c (override_options): Force
16989 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
16991 2008-03-04 Jan Hubicka <jh@suse.cz>
16994 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
16997 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
16999 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
17000 label to probe the stack.
17002 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
17004 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
17005 (__gthr_win32_mutex_destroy): Declare.
17006 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
17007 __gthr_win32_mutex_destroy.
17008 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
17010 2008-03-03 Jan Hubicka <jh@suse.cz>
17013 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
17014 aggressive on inlining cold calls.
17016 2008-03-03 Richard Guenther <rguenther@suse.de>
17018 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
17019 struct copies into the expression table.
17020 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
17021 (try_to_simplify): Likewise.
17022 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
17023 integral and pointer arguments which do not change the
17024 precision to NOP_EXPRs.
17025 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
17026 VIEW_CONVERT_EXPR case.
17028 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
17030 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
17031 defined in a loop at depth 0 is invariant.
17032 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
17033 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
17034 be called at loop depth 0.
17036 2008-03-02 Jakub Jelinek <jakub@redhat.com>
17039 * gcc.c (process_command): Update copyright notice dates.
17040 * gcov.c (print_version): Likewise.
17041 * gcov-dump.c (print_version): Likewise.
17042 * mips-tfile.c (main): Likewise.
17043 * mips-tdump.c (main): Likewise.
17045 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17048 * c-common.c (flag_permissive): Delete.
17049 (constant_expression_warnings): Check flags first.
17050 (constant_expression_error): New.
17051 * c-common.h (flag_permissive): Delete.
17052 (constant_expression_error): Declare.
17053 * flags.h (flag_permissive): Declare. Update description.
17054 * diagnostic.c (pedwarn): Update.
17056 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
17057 (permissive_error_kind): New.
17058 * toplev.c (flag_permissive): Define. Update description.
17059 * toplev.h (permissive_error_kind): Declare.
17060 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
17061 (pedwarn_c90): Use pedantic_warning_kind.
17062 * c-opts.c (c_common_post_options): flag_permissive does not affect
17063 flag_pedantic_errors.
17065 2008-03-02 Joseph Myers <joseph@codesourcery.com>
17067 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
17068 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
17069 __absvsi2, __absvDI2): Use unsigned arithmetic.
17071 2008-03-02 Andi Kleen <ak@suse.de>
17072 Richard Guenther <rguenther@suse.de>
17074 * struct-equiv.c: Remove file.
17075 * cfg_cleanup.c (condjump_equiv_p): Remove.
17076 * Makefile.in (OBJS-common): Remove struct-equiv.o.
17077 (struct-equiv.o): Remove rule.
17078 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
17079 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
17080 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
17082 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17084 * ifcvt.c (noce_process_if_block): Try to handle only the then
17085 block if the else block exists but isn't suitable.
17087 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
17090 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
17091 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
17092 regression from previous patch.
17094 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
17097 * gthr.h: Add __gthread_mutex_destroy as a function that must be
17099 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
17100 * gthr-single.h (__gthread_mutex_destroy): Likewise.
17101 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
17102 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
17103 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
17104 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
17105 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
17106 (__gthread_mutex_destroy_function): Rename to
17107 __gthread_mutex_destroy.
17108 * gthr-dce.h (__gthread_mutex_destroy): Call
17109 pthread_mutex_destroy.
17110 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
17111 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
17112 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
17114 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17116 * df-scan.c (df_ref_chain_change_bb): Simplify.
17117 (df_insn_change_bb): Add new_bb argument. Simplify. Call
17118 set_block_for_insn if there's any change.
17119 * df.h ((df_insn_change_bb): Fix prototype.
17120 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
17121 df_insn_change_bb, don't call set_block_for_insn.
17122 * emit-rtl.c (reorder_insns): Likewise.
17123 * haifa-sched.c (move_insn): Likewise.
17125 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17127 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
17129 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17131 * tree-flow-inline.h (next_readonly_imm_use): Return
17132 NULL_USE_OPERAND_P after the end.
17134 2008-03-01 Richard Guenther <rguenther@suse.de>
17136 PR tree-optimization/35411
17137 * tree-sra.c (sra_build_assignment): Split conversion to
17138 final type to a separate statement if we are not assigning
17141 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17143 * fold-const.c (fold_convertible_p): Correct the logic to follow
17144 that in fold_convert().
17146 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
17149 * tree-inline.c (build_duplicate_type): When we make a
17150 duplicate type, make it unique in the canonical types system.
17152 2008-02-29 Tom Tromey <tromey@redhat.com>
17154 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
17155 input_file_stack_history, input_file_stack_restored): Remove.
17156 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
17157 * input.h (struct file_stack): Remove.
17158 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
17159 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
17161 * diagnostic.h (struct diagnostic_context) <last_module>: Change
17163 (diagnostic_last_module_changed): Add 'map' argument.
17164 (diagnostic_set_last_function): Likewise.
17165 * diagnostic.c (undiagnostic_report_current_module): Iterate using
17166 line map, not input_file_stack.
17167 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
17169 2008-02-29 Paul Brook <paul@codesourcery.com>
17171 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
17173 2008-02-29 Paul Brook <paul@codesourcery.com>
17175 * config/arm/ieee754-df.S (muldf3): Use RET macros.
17177 2008-02-29 Richard Guenther <rguenther@suse.de>
17179 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
17181 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
17182 value for comparing for a store match.
17183 (simplify_unary_expression): Do nothing for SSA_NAMEs.
17184 (try_to_simplify): Do not do a full-blown reference lookup.
17186 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
17188 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
17189 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
17191 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
17193 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
17195 * tree-loop-linear.c (try_interchange_loops): Compare memory access
17196 strides against cache sizes.
17198 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
17200 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
17203 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
17205 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
17206 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
17207 is smaller than the original promoted value.
17208 (simplify_subreg): If OP is a SUBREG, try to preserve its
17209 SUBREG_PROMOTED_VAR_P information.
17211 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
17213 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
17214 (VN_INFO_GET): Allocate new objects on the obstack.
17215 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
17216 for rpo_numbers_temp, for consistency.
17217 (free_scc_vn): Free the obstack.
17219 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
17221 * doc/invoke.texi: Document -ftree-loop-distribution.
17222 * tree-loop-distribution.c: New.
17223 * tree-pass.h (pass_loop_distribution): New.
17224 * graphds.h (struct graph): Add htab_t indices.
17225 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
17226 * tree-vectorizer.c (rename_variables_in_loop): Extern.
17227 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
17228 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
17229 * tree-data-ref.c (debug_data_dependence_relations): New.
17230 (dump_data_dependence_relation): Also print data references.
17231 (free_data_ref): Extern.
17232 (same_access_functions): Moved...
17233 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
17234 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
17235 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
17236 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
17237 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
17238 (stmts_from_loop): Skip LABEL_EXPR.
17239 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
17241 (build_rdg): Initialize rdg->indices htab.
17242 (free_rdg, stores_from_loop, ref_base_address,
17243 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
17244 have_similar_memory_accesses_1, ref_base_address_1,
17245 remove_similar_memory_refs): New.
17246 * tree-data-ref.h: Depend on tree-chrec.h.
17247 (debug_data_dependence_relations, free_data_ref): Declared.
17248 (same_access_functions): ... here.
17249 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
17251 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
17252 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
17253 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
17254 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
17255 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
17256 rdg_vertex_for_stmt): Declared.
17257 (struct rdg_edge): Add level.
17259 (free_rdg, stores_from_loop, remove_similar_memory_refs,
17260 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
17262 (rdg_has_similar_memory_accesses): New.
17263 * tree-vect-analyze.c: Remove unused static decls.
17264 * lambda.h (dependence_level): New.
17265 * common.opt (ftree-loop-distribution): New.
17266 * tree-flow.h (mark_virtual_ops_in_bb,
17267 slpeel_tree_duplicate_loop_to_edge_cfg,
17268 rename_variables_in_loop): Declared.
17269 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
17270 (OBJS-common): Add tree-loop-distribution.o.
17271 (tree-loop-distribution.o): New rule.
17272 * tree-cfg.c (mark_virtual_ops_in_bb): New.
17273 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
17274 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
17276 2008-02-28 Joseph Myers <joseph@codesourcery.com>
17279 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
17280 other than structures and unions.
17282 2008-02-28 Richard Guenther <rguenther@suse.de>
17285 2008-02-26 Richard Guenther <rguenther@suse.de>
17287 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
17288 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
17289 (lookup_decl_from_uid): Declare.
17290 (remove_decl_from_map): Likewise.
17291 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
17292 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
17293 (decl_for_uid_map): New global hashtable mapping DECL_UID
17295 (init_ttree): Allocate it.
17296 (insert_decl_to_uid_decl_map): New helper function.
17297 (make_node_stat): Insert new decls into the map.
17298 (copy_node_stat): Likewise.
17299 (lookup_decl_from_uid): New function.
17300 (remove_decl_from_map): Likewise.
17301 (print_decl_for_uid_map_statistics): New helper.
17302 (dump_tree_statistics): Call it.
17304 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
17305 (referenced_var_iterator): Adjust.
17306 (FOR_EACH_REFERENCED_VAR): Adjust.
17307 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
17308 (num_referenced_vars): Adjust.
17309 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
17310 (first_referenced_var): Remove.
17311 (end_referenced_vars_p): Likewise.
17312 (next_referenced_var): Likewise.
17313 (referenced_var_iterator_set): New helper function.
17314 * tree-dfa.c (referenced_var_lookup): Adjust.
17315 (referenced_var_check_and_insert): Likewise.
17316 (remove_referenced_var): Likewise.
17317 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
17318 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17319 (verify_call_clobbering): Likewise.
17320 (verify_memory_partitions): Likewise.
17321 (init_tree_ssa): Allocate bitmap instead of hashtable for
17323 (delete_tree_ssa): Adjust.
17324 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
17325 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17326 (compute_tag_properties): Likewise.
17327 (set_initial_properties): Likewise.
17328 (find_partition_for): Likewise.
17329 (update_reference_counts): Likewise.
17330 (dump_may_aliases_for): Likewise.
17331 * tree-ssa-operands.c (add_virtual_operand): Likewise.
17332 (add_call_clobber_ops): Likewise.
17333 (add_call_read_ops): Likewise.
17334 (get_asm_expr_operands): Likewise.
17335 * tree-into-ssa.c (dump_decl_set): Likewise.
17336 (update_ssa): Likewise.
17337 * tree-sra.c (scan_function): Likewise.
17338 (decide_instantiations): Likewise.
17339 (scalarize_parms): Likewise.
17340 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
17341 (dsa_named_for): Likewise.
17342 * tree-ssa-structalias.c (update_alias_info): Likewise.
17343 (merge_smts_into): Likewise.
17345 2008-02-27 David Daney <ddaney@avtrex.com>
17348 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
17349 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
17350 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
17351 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
17352 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
17354 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
17357 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
17358 (BUILT_IN_NEXTTOWARD): Remove.
17359 (BUILT_IN_NEXTTOWARDF): Ditto.
17360 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
17361 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
17363 2008-02-27 Tom Tromey <tromey@redhat.com>
17365 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
17366 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
17368 2008-02-27 Jan Beulich <jbeulich@novell.com>
17370 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
17371 update the respective field on newdecl.
17373 2008-02-27 Revital Eres <eres@il.ibm.com>
17375 PR rtl-optimization/34999
17376 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
17377 crossing edges that ends with a call insn.
17378 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
17379 call insn and clear the EDGE_CROSSING flag of the crossing edge
17380 when fixing fallthru edges.
17382 2008-02-27 Richard Guenther <rguenther@suse.de>
17384 PR middle-end/35390
17385 * fold-const.c (fold_unary): Return the correct argument,
17386 converted to the result type.
17388 2008-02-27 Richard Guenther <rguenther@suse.de>
17390 PR middle-end/34971
17391 * expr.c (expand_expr_real_1): Assert on rotates that operate
17393 * fold-const.c (fold_binary): Use the types precision, not the
17394 bitsize of the mode if folding rotate expressions. Build rotates
17395 only for full modes.
17397 2008-02-27 Jakub Jelinek <jakub@redhat.com>
17399 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
17400 and CPP_PRAGMA_EOL.
17401 * c-pragma.c (pragma_ns_name): New typedef.
17402 (registered_pp_pragmas): New variable.
17403 (c_pp_lookup_pragma): New function.
17404 (c_register_pragma_1): If flag_preprocess_only, do nothing
17405 for non-expanded pragmas, for expanded ones push pragma's
17406 namespace and name into registered_pp_pragmas vector.
17407 (c_invoke_pragma_handler): Register OpenMP pragmas even when
17408 flag_preprocess_only, don't register GCC pch_preprocess
17409 pragma if flag_preprocess_only.
17410 * c-opts.c (c_common_init): Call init_pragma even if
17411 flag_preprocess_only.
17412 * c-pragma.c (c_pp_lookup_pragma): New prototype.
17413 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
17414 cpp_register_pragma if flag_preprocess_only.
17416 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17419 * c-parser.c (c_parser_translation_unit): Warn for empty
17420 translation unit, not empty source file.
17422 2008-02-26 Paul Brook <paul@codesourcery.com>
17424 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
17425 operand for Thumb-2.
17426 * config/arm/arm.h (reg_class): Add CORE_REGS.
17427 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
17428 (BASE_REG_CLASS): Use CORE_REGS.
17429 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
17430 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
17431 (REGNO_OK_FOR_INDEX_P): Exclude SP.
17432 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
17433 ARM_REGNO_OK_FOR_INDEX_P.
17434 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
17435 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
17436 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
17437 (ldm/stm peepholes): Ditto.
17438 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
17439 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
17440 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
17441 * config/arm/constraints.md: Enable "k" constraint on ARM.
17443 2008-02-27 Ben Elliston <bje@au.ibm.com>
17445 * config/rs6000/rs6000.c: Annotate cache line size field in all
17446 instances of struct processor_costs.
17448 2008-02-26 David Edelsohn <edelsohn@gnu.org>
17450 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
17451 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
17452 jump_bypass): New counters.
17453 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
17454 * dce.c (gate_ud_dce): Same.
17455 (gate_fast_dce): Same.
17456 * dse.c (gate_dse1): New function.
17457 (gate_dse2): New function.
17458 (gate_dse): Merge results of new gate functions.
17459 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
17460 (gate_handle_jump_bypass): Add dbg_cnt.
17461 (gate_handle_gcse): Add dbg_cnt.
17462 * ifcvt.c (gate_handle_if_conversion): Same.
17463 (gate_handle_if_after_combine): Same.
17464 (gate_handle_if_after_reload): Same.
17465 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
17467 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
17469 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
17471 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
17473 2008-02-26 Jason Merrill <jason@redhat.com>
17476 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
17477 alone if it's the naming decl for the type's main variant.
17479 2008-02-26 Tom Tromey <tromey@redhat.com>
17481 * system.h (USE_MAPPED_LOCATION): Poison.
17482 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
17483 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
17484 (make_goto_expr_edges): Likewise.
17485 (remove_bb): Likewise.
17486 (execute_warn_function_return): Likewise.
17487 * basic-block.h (struct edge_def) <goto_locus>: Change type to
17489 * c-common.c (fname_decl): Remove old location code.
17490 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
17492 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
17494 (ASM_INPUT_SOURCE_LOCATION): Likewise.
17495 (gen_rtx_ASM_INPUT): Likewise.
17496 (gen_rtx_ASM_INPUT_loc): Likewise.
17497 (get_rtx_asm_OPERANDS): Remove.
17498 * cfglayout.c (insn_locators_alloc): Remove old location code.
17499 (set_curr_insn_source_location): Likewise.
17500 (curr_insn_locator): Likewise.
17501 * print-tree.c (print_node): Remove old location code.
17502 * tree-mudflap.c (mf_varname_tree): Remove old location code.
17503 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
17504 * cfgexpand.c (expand_gimple_cond_expr): Don't use
17505 location_from_locus.
17506 (construct_exit_block): Remove old location code.
17507 * emit-rtl.c (force_next_line_note): Remove old location code.
17508 * profile.c (branch_prob): Remove old location code.
17509 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
17510 LOC_LINE): Remove old-location variants.
17511 * langhooks.c (lhd_print_error_function): Remove old location
17513 * configure, config.in: Rebuilt.
17514 * configure.ac (--enable-mapped-location): Remove.
17515 * c-decl.c (c_init_decl_processing): Remove old location code.
17516 (finish_function): Likewise.
17517 * recog.c (decode_asm_operands): Remove old location code.
17518 * c-pch.c (c_common_read_pch): Remove old location code.
17519 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
17521 * gimple-low.c (lower_function_body): Remove old location code.
17522 * toplev.c (unknown_location): Remove.
17523 (push_srcloc): Remove old-location variant.
17524 (process_options): Remove old location code.
17525 (lang_dependent_init): Likewise.
17526 * input.h (UNKNOWN_LOCATION): Move definition.
17527 (location_t): Undeprecate.
17528 (source_locus): Remove.
17529 (location_from_locus): Remove.
17530 (struct location_s): Remove.
17531 Remove all old-location code.
17532 (input_line, input_filename): Remove.
17533 * final.c (final_scan_insn): Remove old location code.
17534 * diagnostic.c (diagnostic_build_prefix): Remove
17535 USE_MAPPED_LOCATION test.
17536 * tree.h (gimple_stmt) <locus>: Now a location_t.
17537 (tree_exp) <locus>: Likewise.
17538 (DECL_IS_BUILTIN): Remove old-location variant.
17539 (annotate_with_file_line, annotate_with_locus): Likewise.
17540 (expr_locus, set_expr_locus): Update.
17541 * tree.c (build1_stat): Remove old location code.
17542 (last_annotated_node): Remove.
17543 (annotate_with_file_line): Remove old-location variant.
17544 (annotate_with_locus): Likewise.
17545 (expr_location): Remove old location code.
17546 (set_expr_location): Likewise.
17547 (expr_has_location): Likewise.
17548 (expr_locus): Likewise.
17549 (set_expr_locus): Likewise.
17550 (expr_filename): Don't use location_from_locus.
17551 (expr_lineno): Likewise.
17552 * rtl-error.c (location_for_asm): Remove old location code.
17553 * c-lex.c (cb_line_change): Remove old location code.
17554 (fe_file_change): Likewise.
17555 (cb_def_pragma): Likewise.
17556 (c_lex_with_flags): Likewise.
17557 * gengtype.c (do_typedef): Don't special-case location types.
17558 (define_location_structures): Remove.
17559 (main): Don't call define_location_structures.
17560 * tree-pretty-print.c (dump_implicit_edges): Remove old location
17563 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17566 * builtins.def (BUILT_IN_STDARG_START): Remove.
17567 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
17568 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
17569 * tree-inline.c (inline_forbidden_p_1): Likewise.
17571 2008-02-26 Richard Guenther <rguenther@suse.de>
17573 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
17574 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
17575 (lookup_decl_from_uid): Declare.
17576 (remove_decl_from_map): Likewise.
17577 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
17578 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
17579 (decl_for_uid_map): New global hashtable mapping DECL_UID
17581 (init_ttree): Allocate it.
17582 (insert_decl_to_uid_decl_map): New helper function.
17583 (make_node_stat): Insert new decls into the map.
17584 (copy_node_stat): Likewise.
17585 (lookup_decl_from_uid): New function.
17586 (remove_decl_from_map): Likewise.
17587 (print_decl_for_uid_map_statistics): New helper.
17588 (dump_tree_statistics): Call it.
17590 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
17591 (referenced_var_iterator): Adjust.
17592 (FOR_EACH_REFERENCED_VAR): Adjust.
17593 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
17594 (num_referenced_vars): Adjust.
17595 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
17596 (first_referenced_var): Remove.
17597 (end_referenced_vars_p): Likewise.
17598 (next_referenced_var): Likewise.
17599 (referenced_var_iterator_set): New helper function.
17600 * tree-dfa.c (referenced_var_lookup): Adjust.
17601 (referenced_var_check_and_insert): Likewise.
17602 (remove_referenced_var): Likewise.
17603 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
17604 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17605 (verify_call_clobbering): Likewise.
17606 (verify_memory_partitions): Likewise.
17607 (init_tree_ssa): Allocate bitmap instead of hashtable for
17609 (delete_tree_ssa): Adjust.
17610 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
17611 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17612 (compute_tag_properties): Likewise.
17613 (set_initial_properties): Likewise.
17614 (find_partition_for): Likewise.
17615 (update_reference_counts): Likewise.
17616 (dump_may_aliases_for): Likewise.
17617 * tree-ssa-operands.c (add_virtual_operand): Likewise.
17618 (add_call_clobber_ops): Likewise.
17619 (add_call_read_ops): Likewise.
17620 (get_asm_expr_operands): Likewise.
17621 * tree-into-ssa.c (dump_decl_set): Likewise.
17622 (update_ssa): Likewise.
17623 * tree-sra.c (scan_function): Likewise.
17624 (decide_instantiations): Likewise.
17625 (scalarize_parms): Likewise.
17626 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
17627 (dsa_named_for): Likewise.
17628 * tree-ssa-structalias.c (update_alias_info): Likewise.
17629 (merge_smts_into): Likewise.
17631 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17634 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
17635 * c-opts.c (c_common_handle_option): Wall enables
17636 Wvolatile-register-var.
17637 * common.opt: Move Wvolatile-register-var to...
17640 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17642 * common.opt (Wlarger-than=): New.
17643 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
17645 * opts.c (common_handle_option): Handle -Wlarger-than=.
17646 * optc-gen.awk: Likewise.
17647 * opth-gen.awk: Likewise.
17648 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
17649 * tree-optimize.c (tree_rest_of_compilation): Likewise.
17651 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17653 * c-common.c (match_case_to_enum_1): Add appropriate
17654 OPT_W* parameter to warning.
17655 (c_do_switch_warnings): Likewise.
17656 * c-typeck.c (warning_init): Add one more parameter following
17657 'warning' function.
17658 (push_init_level): Update call to warning_init.
17659 (pop_init_level): Likewise.
17660 (add_pending_init): Likewise.
17661 (output_init_element: Likewise.
17663 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17666 * toplev.c (toplev_main): If there are warnings or error, print
17667 errors for ignored options.
17668 * opts.c (ignored_options): New static variable.
17669 (postpone_unknown_option_error): New.
17670 (print_ignored_options): New.
17671 (handle_option): Postpone errors for unknown -Wno-* options.
17672 * opts.h (print_ignored_options): Declare.
17674 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
17676 * config/mips/mips.md (loadgp_blockage, blockage): Change type
17679 2008-02-25 Richard Guenther <rguenther@suse.de>
17682 2008-02-25 Richard Guenther <rguenther@suse.de>
17684 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
17685 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
17686 (lookup_decl_from_uid): Declare.
17687 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
17688 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
17689 (decl_for_uid_map): New global hashtable mapping DECL_UID
17691 (init_ttree): Allocate it.
17692 (insert_decl_to_uid_decl_map): New helper function.
17693 (make_node_stat): Insert new decls into the map.
17694 (copy_node_stat): Likewise.
17695 (lookup_decl_from_uid): New function.
17696 (print_decl_for_uid_map_statistics): New helper.
17697 (dump_tree_statistics): Call it.
17699 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
17700 (referenced_var_iterator): Adjust.
17701 (FOR_EACH_REFERENCED_VAR): Adjust.
17702 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
17703 (num_referenced_vars): Adjust.
17704 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
17705 (first_referenced_var): Remove.
17706 (end_referenced_vars_p): Likewise.
17707 (next_referenced_var): Likewise.
17708 (referenced_var_iterator_set): New helper function.
17709 * tree-dfa.c (referenced_var_lookup): Adjust.
17710 (referenced_var_check_and_insert): Likewise.
17711 (remove_referenced_var): Likewise.
17712 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
17713 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17714 (verify_call_clobbering): Likewise.
17715 (verify_memory_partitions): Likewise.
17716 (init_tree_ssa): Allocate bitmap instead of hashtable for
17718 (delete_tree_ssa): Adjust.
17719 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
17720 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17721 (compute_tag_properties): Likewise.
17722 (set_initial_properties): Likewise.
17723 (find_partition_for): Likewise.
17724 (update_reference_counts): Likewise.
17725 (dump_may_aliases_for): Likewise.
17726 * tree-ssa-operands.c (add_virtual_operand): Likewise.
17727 (add_call_clobber_ops): Likewise.
17728 (add_call_read_ops): Likewise.
17729 (get_asm_expr_operands): Likewise.
17730 * tree-into-ssa.c (dump_decl_set): Likewise.
17731 (update_ssa): Likewise.
17732 * tree-sra.c (scan_function): Likewise.
17733 (decide_instantiations): Likewise.
17734 (scalarize_parms): Likewise.
17735 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
17736 (dsa_named_for): Likewise.
17737 * tree-ssa-structalias.c (update_alias_info): Likewise.
17738 (merge_smts_into): Likewise.
17740 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
17743 * doc/invoke.texi (-fcx-limited-range): Document new option.
17744 * toplev.c (process_options): Handle -fcx-fortran-rules.
17745 * common.opt: Add documentation for -fcx-fortran-rules.
17747 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
17750 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
17751 actual behaviour and C99.
17753 2008-02-26 Ben Elliston <bje@au.ibm.com>
17755 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
17756 (ASM_CPU_POWER6_SPEC): Likewise.
17757 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
17758 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
17759 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
17761 2008-02-25 Richard Guenther <rguenther@suse.de>
17763 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
17764 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
17765 (lookup_decl_from_uid): Declare.
17766 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
17767 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
17768 (decl_for_uid_map): New global hashtable mapping DECL_UID
17770 (init_ttree): Allocate it.
17771 (insert_decl_to_uid_decl_map): New helper function.
17772 (make_node_stat): Insert new decls into the map.
17773 (copy_node_stat): Likewise.
17774 (lookup_decl_from_uid): New function.
17775 (print_decl_for_uid_map_statistics): New helper.
17776 (dump_tree_statistics): Call it.
17778 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
17779 (referenced_var_iterator): Adjust.
17780 (FOR_EACH_REFERENCED_VAR): Adjust.
17781 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
17782 (num_referenced_vars): Adjust.
17783 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
17784 (first_referenced_var): Remove.
17785 (end_referenced_vars_p): Likewise.
17786 (next_referenced_var): Likewise.
17787 (referenced_var_iterator_set): New helper function.
17788 * tree-dfa.c (referenced_var_lookup): Adjust.
17789 (referenced_var_check_and_insert): Likewise.
17790 (remove_referenced_var): Likewise.
17791 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
17792 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17793 (verify_call_clobbering): Likewise.
17794 (verify_memory_partitions): Likewise.
17795 (init_tree_ssa): Allocate bitmap instead of hashtable for
17797 (delete_tree_ssa): Adjust.
17798 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
17799 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
17800 (compute_tag_properties): Likewise.
17801 (set_initial_properties): Likewise.
17802 (find_partition_for): Likewise.
17803 (update_reference_counts): Likewise.
17804 (dump_may_aliases_for): Likewise.
17805 * tree-ssa-operands.c (add_virtual_operand): Likewise.
17806 (add_call_clobber_ops): Likewise.
17807 (add_call_read_ops): Likewise.
17808 (get_asm_expr_operands): Likewise.
17809 * tree-into-ssa.c (dump_decl_set): Likewise.
17810 (update_ssa): Likewise.
17811 * tree-sra.c (scan_function): Likewise.
17812 (decide_instantiations): Likewise.
17813 (scalarize_parms): Likewise.
17814 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
17815 (dsa_named_for): Likewise.
17816 * tree-ssa-structalias.c (update_alias_info): Likewise.
17817 (merge_smts_into): Likewise.
17819 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
17822 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
17823 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
17824 * alias.h (nonoverlapping_memrefs_p): Likewise.
17826 2008-02-25 Jan Beulich <jbeulich@novell.com>
17828 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
17829 * config/i386/netware-libgcc.exp: Add __bswap?i2,
17830 __emultls_get_address, __emultls_register_common,
17831 __floatundi?f, and _Unwind_GetIPInfo.
17832 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
17833 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
17834 (gen_regparm_prefix): Likewise.
17835 (i386_nlm_encode_section_info): Sync with
17836 config/i386/winnt.c:i386_pe_encode_section_info().
17837 (i386_nlm_maybe_mangle_decl_assembler_name): New.
17838 i386_nlm_mangle_decl_assembler_name): New.
17839 (netware_override_options): New.
17840 * config/i386/netware.h (netware_override_options): Declare.
17841 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
17842 (i386_nlm_mangle_decl_assembler_name): Declare.
17843 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
17845 2008-02-25 Ben Elliston <bje@au.ibm.com>
17848 * c-decl.c (grokdeclarator): Remove unused local variables
17849 `typedef_type' and `type_as_written'.
17851 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
17852 unused local variable `has_hot_blocks'.
17853 (fix_crossing_conditional_branches): Remove unused local variable
17856 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
17858 PR middle-end/19984
17859 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
17860 using DEF_C99_BUILTIN.
17861 (BUILT_IN_NANF): Ditto.
17862 (BUILT_IN_NANL): Ditto.
17864 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
17865 Revital Eres <eres@il.ibm.com>
17867 * modulo-sched.c (calculate_must_precede_follow): Address TODO
17868 regarding the order of two dependent insns in the same row.
17870 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
17872 * stor-layout.c (layout_decl): Do not bump the alignment of a
17873 bit-field to more than byte alignment if it is packed.
17875 2008-02-24 David Edelsohn <edelsohn@gnu.org>
17877 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
17880 2008-02-24 Diego Novillo <dnovillo@google.com>
17882 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
17885 * tree-vrp.c (vrp_evaluate_conditional): With
17886 -Wtype-limits, emit a warning when comparing against a
17887 constant outside the natural range of OP0's type.
17888 * c.opt (Wtype-limits): Move ...
17889 * common.opt (Wtype-limits): ... here.
17891 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
17893 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
17894 * config/rs6000/e300c2c3.md: New file.
17895 * config/rs6000/rs6000.c (processor_costs): Add new costs for
17897 (rs6000_override_options): Add e300c2 and e300c3 cases to
17898 processor_target_table. Do not allow usage of Altivec or Spe
17899 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
17900 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
17901 * config/rs6000/rs6000.h (processor_type): Add
17902 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
17903 (ASM_CPU_SPEC): Add e300c2 and e300c3.
17904 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
17905 and ppce300c3. Include e300c2c3.md.
17907 2008-02-23 David Edelsohn <edelsohn@gnu.org>
17909 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
17910 instead of TARGET_STRICT_ALIGN.
17912 2008-02-23 Joseph Myers <joseph@codesourcery.com>
17914 * explow.c (memory_address): Assert that the generated address is
17917 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17920 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
17921 * config/darwin-ppc-ldouble-patch.def: New file.
17922 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
17923 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
17924 SUBTARGET_INIT_BUILTINS if defined.
17925 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
17928 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
17931 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
17932 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
17934 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
17937 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
17938 file" warning condtional on -Winvalid-PCH.
17940 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
17942 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
17944 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
17948 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
17949 prevent reload from using MMX registers.
17950 (*mov<mode>_internal): Ditto.
17951 (*movv2sf_internal_rex64): Ditto.
17952 (*movv2sf_internal): Ditto.
17954 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17956 PR documentation/31569
17957 * doc/install.texi2html: Use makeinfo --no-number-sections.
17959 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
17961 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
17962 ensure that we can address an entire entity > 8 bytes. Don't
17963 generate reg+reg addressing for such data.
17965 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
17967 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
17968 strings when optimizing for size, unless the target cares about
17971 2008-02-22 Tom Tromey <tromey@redhat.com>
17973 * regclass.c (current_pass): Remove declaration.
17975 2008-02-22 Anatoly Sokolov <aesok@post.ru>
17977 * config/avr/libgcc.S (__RAMPZ__): Define.
17978 (__do_copy_data): Add for devices with 128KB code memory.
17980 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
17982 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17984 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
17986 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
17988 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
17991 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17994 * c-typeck.c (build_binary_op): Warn about floating point
17995 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
17997 2008-02-21 Janis Johnson <janis187@us.ibm.com>
18000 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
18001 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
18003 (rs6000_override_options): Set altivec_abi as default, not override,
18004 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
18005 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
18006 is used; use new member spe_abi.
18007 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
18008 spe_abi and altivec_abi.
18010 2008-02-22 Tomas Bily <tbily@suse.cz>
18012 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
18014 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18017 * config.build (build_file_translate): Set to `CMD //c' only if
18019 * Makefile.in (build_file_translate): Improve comment.
18021 2008-02-21 Jan Hubicka <jh@suse.cz>
18023 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
18024 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
18025 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
18027 2008-02-21 Michael Matz <matz@suse.de>
18030 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
18032 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
18034 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
18035 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
18036 as insn constraint.
18037 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
18038 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
18039 SSE_VEC_FLOAT_MODE_P as insn constraint.
18040 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
18041 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
18042 sse4a_movntdf using MODEF mode iterator.
18043 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
18044 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
18045 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
18046 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
18047 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
18048 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
18049 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
18051 2008-02-21 Richard Guenther <rguenther@suse.de>
18053 * tree.def (PAREN_EXPR): New tree code.
18054 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
18056 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
18057 * expr.c (expand_expr_real_1): Likewise.
18058 * tree-inline.c (estimate_num_insns_1): Likewise.
18059 * tree-complex.c (expand_complex_move): Likewise.
18060 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
18063 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
18066 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
18068 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
18071 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
18073 * config/sh/sh.c (find_barrier): Don't go past
18074 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
18076 2008-02-20 DJ Delorie <dj@redhat.com>
18078 * config/h8300/h8300.md (insv): Force source operand to be a register.
18080 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
18081 as a jump, not as a plain insn.
18083 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
18085 * doc/invoke.texi (Warning Options): Add new option
18086 -Wframe-larger-than=.
18087 (-Wframe-larger-than): Document.
18089 * flags.h (warn_frame_larger_than, frame_larger_than_size):
18090 Add declarations for new option variables.
18092 * final.c (final_start_function): Check the frame size
18093 before emission and issue a Wframe-larger-than warning.
18095 * opts.c (warn_frame_larger_than, frame_larger_than_size):
18096 Add definitions for new option variables.
18097 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
18099 * common.opt (Wframe-larger-than=): New option.
18101 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
18103 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
18104 (<sse>_div<mode>3): Ditto.
18105 (<sse>_vmdiv<mode>3): Ditto.
18106 (<sse>_vmsqrt<mode>2): Ditto.
18107 (*smax<mode>3): Ditto.
18108 (sse5_frcz<mode>2): Ditto.
18109 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
18110 as insn constraint.
18112 2008-02-20 Richard Guenther <rguenther@suse.de>
18114 PR middle-end/35265
18115 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
18116 be happy with INTEGRAL_TYPE_P.
18118 2008-02-20 Richard Guenther <rguenther@suse.de>
18120 * fold-const.c (split_tree): Associate floatig-point expressions
18121 if flag_associative_math is set.
18123 2008-02-20 Richard Guenther <rguenther@suse.de>
18125 * tree.h (fold_real_zero_addition_p): Declare.
18126 * fold-const.c (fold_real_zero_addition_p): Export.
18127 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
18128 floating-point operations with zero and one.
18130 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
18132 * doc/install.texi: Correct references to CFLAGS, replacing them
18133 with BOOT_CFLAGS. Document flags used during bootstrap for
18136 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
18138 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
18139 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
18140 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
18142 (smin<mode>3): Ditto from similar patterns.
18143 (smax<mode>3): Ditto.
18144 (*ieee_smin<mode>3): Ditto.
18145 (*ieee_smax<mode>3): Ditto.
18146 * config/i386/sse.md (sse): New mode attribute.
18147 (mov<mode>): Macroize expander from movv4sf and movv2df using
18148 SSEMODEF2P mode iterator.
18149 (<sse>_movnt<mode>): Ditto from similar patterns. Use
18150 SSE_VEC_FLOAT_MODE_P as insn constraint.
18151 (storent<mode>): Ditto.
18152 (storent<mode>): Macroize expander from storentsf and storentdf using
18153 MODEF mode iterator.
18154 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
18155 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
18156 (abs<mode>2): Ditto from similar patterns.
18157 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
18158 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
18159 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
18160 (<sse>_vmsqrt<mode>2): Ditto.
18161 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
18162 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
18163 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
18164 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
18165 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
18166 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
18167 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
18169 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
18170 iterator and SSE_FLOAT_MODE_P as insn constraint.
18171 (<sse>_ucomi): Ditto from similar patterns.
18172 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
18173 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
18174 SSE_VEC_FLOAT_MODE_P as insn constraint.
18175 (vcond<mode>): Ditto from similar patterns.
18176 (and<mode>3, *and<mode>3): Ditto.
18177 (<sse>_nand<mode>3): Ditto.
18178 (ior<mode>3, *ior<mode>3): Ditto.
18179 (xor<mode>3, *xor<mode>3): Ditto.
18180 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
18181 iterator and SSE_FLOAT_MODE_P as insn constraint.
18182 (*nand<mode>3): Ditto from similar patterns.
18183 (*ior<mode>3): Ditto.
18184 (*xor<mode>3): Ditto.
18186 2008-02-20 Ira Rosen <irar@il.ibm.com>
18188 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
18189 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
18190 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
18192 2008-02-19 Jan Hubicka <jh@suse.cz>
18194 * predict.c (tree_bb_level_predictions): Remove variable next
18195 mistakely introduced by previous commit.
18197 2008-02-19 Jan Hubicka <jh@suse.cz>
18199 * predict.c (predict_paths_leading_to): Rewrite.
18200 (predict_paths_for_bb): New.
18201 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
18203 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18206 * Makefile.in (build_file_translate): New.
18207 (gcc-vers.texi): Use it for translating $(abs_srcdir).
18208 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
18209 * configure.ac (build_file_translate): Substitute it.
18210 * configure: Regenerate.
18212 2008-02-19 Jan Hubicka <jh@suse.cz>
18214 PR rtl-optimization/34408
18215 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
18218 2008-02-19 Jan Hubicka <jh@suse.cz>
18220 PR middle-end/28779
18221 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
18224 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
18227 * config/i386/i386-modes.def: Revert the last DI alignment
18228 change until Ada people can look into it.
18230 2008-02-19 Nick Clifton <nickc@redhat.com>
18232 * opts.c (print_specific_help): Fix typo in --help text.
18234 2008-02-19 Jakub Jelinek <jakub@redhat.com>
18237 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
18238 32-bit inline asm without asm alternatives for host GCC < 3.0.
18240 2008-02-19 Richard Guenther <rguenther@suse.de>
18242 PR tree-optimization/34989
18243 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
18244 Allow propagation to INDIRECT_REF if we can simplify only.
18246 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18248 * c-common.c (warn_for_collisions_1): Use appropriate option when
18251 2008-02-19 Nick Clifton <nickc@redhat.com>
18254 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
18255 (handle_options): Fix indentation.
18256 (print_filtered_help): If no language-specific options were
18257 displayed tell the user how to list all the options supported by
18258 the language's front-end.
18259 (print_specific_help): Fix indentation and remove duplicate line.
18260 (common_handle_option): Handle the -v option.
18261 For --help enable the display of undocumented options if the -v
18262 switch has been included on the command line.
18263 For --help= check for overlaps in the arguments between the option
18264 classes and the language names and issue a warning when they
18265 cannot be disambiguated.
18266 * c.opt (v): Pass on to the common option handler.
18268 2008-02-19 Revital Eres <eres@il.ibm.com>
18270 * modulo-sched.c (sms_schedule): Change dump message when
18271 create_ddg function fails.
18272 (try_scheduling_node_in_cycle): Rename row to cycle.
18273 (print_partial_schedule): Rename CYCLE to ROW.
18275 2008-02-19 Christian Bruel <christian.bruel@st.com>
18276 Zdenek Dvorak <ook@ucw.cz>
18278 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
18280 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
18283 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
18284 (*x86_movdicc_0_m1_se): Ditto.
18286 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
18288 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
18289 (CMPtype): Define as __gcc_CMPtype.
18290 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
18291 (CMPtype): Define as __gcc_CMPtype.
18293 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
18295 Support valgrind 3.3 for --enable-checking=valgrind.
18296 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
18298 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
18299 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
18300 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
18301 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
18302 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
18303 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
18304 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
18306 * ggc-zone.c: Similar.
18307 * ggc-page.c: Similar.
18309 2008-02-19 Paul Brook <paul@codesourcery.com>
18312 * config/arm/ieee754-df.S: Fix do_it typo.
18313 * config/arm/ieee754-sf.S: Fix do_it typo.
18315 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
18318 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
18319 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
18320 (OPTION_MASK_ISA_SSE_SET): Likewise.
18321 (OPTION_MASK_ISA_SSE2_SET): Likewise.
18322 (OPTION_MASK_ISA_SSE3_SET): Likewise.
18323 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
18324 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
18325 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
18326 (OPTION_MASK_ISA_SSE4_SET): Likewise.
18327 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
18328 (OPTION_MASK_ISA_SSE5_SET): Likewise.
18329 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
18330 (OPTION_MASK_ISA_MMX_UNSET): Updated.
18331 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
18332 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
18333 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18334 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18335 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18336 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18337 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18338 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
18339 (OPTION_MASK_ISA_SSE4): Removed.
18340 (ix86_handle_option): Turn on bits in ix86_isa_flags and
18341 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
18342 (override_options): Don't turn on implied SSE/MMX bits in
18345 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
18347 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18350 2008-02-18 Joey Ye <joey.ye@intel.com>
18352 PR middle-end/34921
18353 * tree-nested.c (insert_field_into_struct): Set type alignment
18354 to field alignment if the former is less than the latter.
18356 2008-02-18 Jakub Jelinek <jakub@redhat.com>
18358 * BASE-VER: Set to 4.4.0.
18360 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18362 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
18363 * doc/cfg.texi: Likewise.
18364 * doc/extend.texi: Likewise.
18365 * doc/gty.texi: Likewise.
18366 * doc/invoke.texi: Likewise.
18367 * doc/loop.texi: Likewise.
18368 * doc/md.texi: Likewise.
18369 * doc/passes.texi: Likewise.
18370 * doc/rtl.texi: Likewise.
18371 * doc/sourcebuild.texi: Likewise.
18372 * doc/tm.texi: Likewise.
18373 * doc/tree-ssa.texi: Likewise.
18375 2008-02-17 Richard Guenther <rguenther@suse.de>
18377 PR middle-end/35227
18378 * tree-complex.c (init_parameter_lattice_values): Handle parameters
18379 without default definition.
18381 2008-02-17 Richard Guenther <rguenther@suse.de>
18383 PR tree-optimization/35231
18384 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
18387 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
18390 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18391 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
18392 libgcc_cmp_return mode.
18394 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18397 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
18399 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
18401 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
18404 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18406 * doc/c-tree.texi: Use `@.' where appropriate.
18407 * doc/extend.texi: Likewise.
18408 * doc/install.texi: Likewise.
18409 * doc/invoke.texi: Likewise.
18410 * doc/loop.texi: Likewise.
18411 * doc/makefile.texi: Likewise.
18412 * doc/md.texi: Likewise.
18413 * doc/passes.texi: Likewise.
18414 * doc/standards.texi: Likewise.
18415 * doc/tm.texi: Likewise.
18417 2008-02-15 Jakub Jelinek <jakub@redhat.com>
18419 PR middle-end/35196
18420 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
18422 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
18423 rather than in entry_bb.
18425 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18427 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
18428 libgcc_cmp_return mode.
18430 2008-02-15 Jakub Jelinek <jakub@redhat.com>
18432 PR middle-end/35130
18433 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
18434 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
18436 2008-02-15 Richard Guenther <rguenther@suse.de>
18437 Zdenek Dvorak <ook@ucw.cz>
18439 PR tree-optimization/35164
18440 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
18441 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
18442 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
18443 Only propagate addresses which do not have abnormal SSA_NAMEs
18446 2008-02-15 Joseph Myers <joseph@codesourcery.com>
18449 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
18451 2008-02-15 Jan Hubicka <jh@suse.cz>
18453 PR middle-end/35149
18454 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
18456 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18458 PR middle-end/34621
18459 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
18460 when calculating alignment_pad.
18462 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
18464 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
18465 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
18466 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
18467 and STACK_BOUNDARY define.
18469 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
18471 PR preprocessor/35061
18472 * c-pragma.c (handle_pragma_pop_macro): Check that
18473 pushed_macro_table has been allocated.
18475 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
18477 PR middle-end/35136
18478 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
18479 (force_gimple_operand): Likewise.
18480 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
18481 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
18482 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
18483 (find_interesting_uses_address): Check addressability and alignment
18484 of the base expression only after substituting bases of IVs into it.
18486 2008-02-14 Michael Matz <matz@suse.de>
18489 * function.c (instantiate_virtual_regs_in_insn): Reload address
18490 before falling back to reloading the whole operand.
18492 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
18494 * config/s390/s390.c (s390_mainpool_start): Emit the pool
18495 before the first section switch note.
18497 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18499 * doc/bugreport.texi: Update copyright years.
18500 * doc/c-tree.texi: Likewise.
18501 * doc/cfg.texi: Likewise.
18502 * doc/cpp.texi: Likewise.
18503 * doc/cppinternals.texi: Likewise.
18504 * doc/fragments.texi: Likewise.
18505 * doc/frontends.texi: Likewise.
18506 * doc/gcc.texi: Likewise.
18507 * doc/gty.texi: Likewise.
18508 * doc/hostconfig.texi: Likewise.
18509 * doc/implement-c.texi: Likewise.
18510 * doc/libgcc.texi: Likewise.
18511 * doc/loop.texi: Likewise.
18512 * doc/makefile.texi: Likewise.
18513 * doc/options.texi: Likewise.
18514 * doc/passes.texi: Likewise.
18515 * doc/rtl.texi: Likewise.
18516 * doc/sourcebuild.texi: Likewise.
18517 * doc/standards.texi: Likewise.
18518 * doc/tree-ssa.texi: Likewise.
18519 * doc/trouble.texi: Likewise.
18521 * doc/extend.texi: Use @: or add comma where appropriate.
18522 * doc/invoke.texi: Likewise.
18523 * doc/tm.texi: Likewise.
18525 2008-02-14 Alan Modra <amodra@bigpond.net.au>
18528 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
18531 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
18533 * doc/md.texi (clz, ctz): Add reference.
18534 * doc/rtl.texi (clz, ctz): Likewise.
18536 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18539 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
18542 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
18544 * config/s390/s390.c (struct constant_pool): New field
18545 emit_pool_after added.
18546 (s390_mainpool_start): Set the emit_pool_after flag according
18547 to the section switch notes.
18548 (s390_mainpool_finish): Consider emit_pool_after when emitting
18549 the literal pool at the end of the function.
18550 (s390_chunkify_start): Force literal pool splits at section
18553 2008-02-13 Michael Matz <matz@suse.de>
18556 * var-tracking.c (clobber_variable_part): Correctly traverse the
18559 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18562 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
18563 Add -fdump-ipa-inline.
18564 * tree-dump.c (dump_files): Remove tree-inlined dump.
18565 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
18567 2008-02-12 Richard Guenther <rguenther@suse.de>
18569 PR tree-optimization/35171
18570 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
18573 2008-02-12 Richard Guenther <rguenther@suse.de>
18575 PR middle-end/35163
18576 * fold-const.c (fold_widened_comparison): Use get_unwidened in
18577 value-preserving mode. Disallow final truncation.
18579 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
18581 PR middle-end/35136
18582 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
18583 code from here to...
18584 (force_gimple_operand): ...here.
18586 2008-02-12 Jakub Jelinek <jakub@redhat.com>
18589 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
18590 non-compatible pointers.
18591 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
18592 different FIELD_DECLs, try harder by comparing field offsets, sizes
18595 PR inline-asm/35160
18596 * function.c (match_asm_constraints_1): Don't replace the same input
18599 2008-02-12 Anatoly Sokolov <aesok@post.ru>
18601 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
18602 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
18603 (expand_epilogue): Restore RAMPZ register.
18604 * config/avr/avr.md (RAMPZ_ADDR): New constant.
18606 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
18608 * config/i386/cygwin.asm: (__alloca): Correct calling
18609 convention and alignment.
18610 (__chkstk): Force 8 byte stack alignment.
18612 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
18613 Richard Guenther <rguenther@suse.de>
18615 PR tree-optimization/33992
18616 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
18617 the zero we compare against.
18619 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
18621 PR libfortran/35063
18622 * gthr-win32.h (__gthread_mutex_destroy_function): New function
18623 to CloseHandle after unlocking to prevent accumulation of handle
18626 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18628 PR middle_end/34150
18629 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
18630 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
18631 and update LABEL_NUSES during and after reload.
18633 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
18635 PR middle-end/34627
18636 * combine.c (simplify_if_then_else): Make sure the comparison is
18637 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
18639 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
18642 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
18643 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
18644 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
18645 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
18646 * tree.h (get_type_static_bounds): Likewise.
18648 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18650 * doc/invoke.texi (Option Summary, C++ Dialect Options)
18651 (Objective-C and Objective-C++ Dialect Options, Warning Options):
18652 Make -Wfoo language annotations match what the compiler outputs.
18654 2008-02-08 Sa Liu <saliu@de.ibm.com>
18656 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
18657 intrinsics spu_convts, spu_convtu, spu_convtf.
18659 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
18661 * doc/extend.texi (Function Attributes) <noinline>: Mention
18662 asm ("") as method to keep calls.
18664 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18667 * doc/options.texi (Options): Replace references to opts.sh with
18669 * opts-common.c: Likewise.
18670 * optc-gen.awk: Likewise.
18672 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
18674 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
18676 2008-02-07 Richard Henderson <rth@redhat.com>
18679 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
18680 EXPR_LIST for the REG_EQUAL instead of a comparison with a
18683 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
18685 PR tree-optimization/35085
18686 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
18687 for operand entry oe2 in addition to operand entry oe3 in order to
18688 expose more opportunities for vectorizer sum reduction.
18690 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18693 * Makefile.in (LIBS): Remove $(GMPLIBS).
18694 (cc1-dummy, cc1): Add $(GMPLIBS).
18696 2008-02-06 Jan Hubicka <jh@suse.cz>
18699 * i386.md (moddf_integer): Do not produce partial memory stalls for
18700 targets where it hurts.
18702 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
18705 * optabs.c (expand_float): Do not check for decimal modes when
18706 expanding unsigned integer through signed conversion.
18708 2008-02-06 Nick Clifton <nickc@redhat.com>
18710 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
18711 inside the clobber with a match_operand and duplicated operand
18712 number in the constraint.
18713 (ineqbranchsi): Delete redundant comment.
18715 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
18717 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
18718 builtin_define ("__USE_INIT_FINI__").
18719 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
18721 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
18723 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18725 PR documentation/30330
18726 * doc/invoke.texi (C++ Dialect Options)
18727 (Objective-C and Objective-C++ Dialect Options, Warning Options):
18728 For each warning option -Wfoo that allows -Wno-foo, ensure both
18729 -Wfoo and -Wno-foo are listed in the option index. Fix index
18730 entry of -Wswitch-default, index -Wnormalized= including the
18731 `=', and -Wlarger-than-@var{len} including @var{len}.
18733 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
18735 * config/i386/i386.md (floatunssisf2): Use
18736 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
18737 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
18738 Macroize expander using MODEF mode iterator.
18740 2008-02-05 Diego Novillo <dnovillo@google.com>
18742 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
18745 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
18747 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18750 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
18752 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
18755 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
18756 to indicate if a message should be generated.
18757 (init_cumulative_args): Updated.
18758 (function_value_32): Likewise.
18760 2008-02-05 Joseph Myers <joseph@codesourcery.com>
18762 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
18764 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
18767 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
18768 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
18770 2008-02-04 Diego Novillo <dnovillo@google.com>
18772 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
18775 * tree-vrp.c (vrp_evaluate_conditional): With
18776 -Wtype-limits, emit a warning when comparing against a
18777 constant outside the natural range of OP0's type.
18779 2008-02-04 Richard Guenther <rguenther@suse.de>
18781 PR middle-end/33631
18782 * expr.c (count_type_elements): Give for unions instead of
18785 2008-02-04 Richard Guenther <rguenther@suse.de>
18787 PR middle-end/35043
18788 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
18789 to TYPE_DOMAINs base type instead of using bitsizetype here.
18791 2008-02-03 Jason Merrill <jason@redhat.com>
18793 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
18795 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18798 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
18799 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
18800 (RS/6000 and PowerPC Options): Fix typos and markup.
18801 * doc/passes.texi (Tree-SSA passes): Likewise.
18803 2008-02-02 Michael Matz <matz@suse.de>
18806 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
18807 from record_last_reg_set_info.
18808 (record_last_reg_set_info): Take an RTX argument, iterate over all
18809 constituent hardregs.
18810 (record_last_set_info, record_opr_changes): Change calls to
18811 new signature or to record_last_reg_set_info_regno.
18813 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
18815 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
18817 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
18819 PR rtl-optimization/34773
18820 * reg-notes.def (EQUAL): Mention significance of combination of
18821 REG_EQUAL and REG_RETVAL.
18822 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
18823 insn that has a REG_RETVAL.
18825 2008-02-01 Roger Sayle <roger@eyesopen.com>
18828 * configure.ac (--enable-fixed-point): Disable unless explicitly
18830 * configure: Regenerate.
18832 2008-02-01 Richard Guenther <rguenther@suse.de>
18835 * invoke.texi (-finline-limit): Remove no longer true parts
18836 of the documentation. Note that there is no default value.
18838 2008-02-01 Andrew Pinski <pinskia@gmail.com>
18839 Mark Mitchell <mark@codesourcery.com>
18840 Ben Elliston <bje@au.ibm.com>
18843 * doc/extend.texi (Other Builtins): Document.
18845 2008-01-31 Tom Browder <tom.browder@gmail.com>
18847 * doc/c-tree.texi (Types): Fix grammar.
18848 (Expression trees): Ditto.
18849 * doc/passes.texi (Tree-SSA passes): Ditto.
18851 * doc/configterms.texi (Configure Terms): Fix typo.
18852 * doc/cpp.texi (Common Predefined Macros): Ditto.
18853 * doc/md.texi (Machine Constraints): Ditto.
18855 * doc/makefile.texi (Makefile): Add comma.
18857 2008-01-31 Tom Browder <tom.browder@gmail.com>
18858 Gerald Pfeifer <gerald@pfeifer.com>
18860 * doc/sourcebuild.texi (Front End): Remove references to CVS
18861 and CVSROOT/modules.
18862 (Texinfo Manuals): Replace reference to CVS by one to SVN.
18863 (Back End): Remove reference to CVS.
18865 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
18868 * config/mips/mips.c (gen_load_const_gp): New function, taking a
18870 (mips16_gp_pseudo_reg): ...here.
18871 * config/mips/mips.md (load_const_gp): Replace with...
18872 (load_const_gp_<mode>): ...this :P-based insn.
18874 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18876 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
18877 options. Minor fixes.
18878 (-std): Move reference to standards closer to where language
18879 standards are first mentioned.
18881 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
18883 PR rtl-optimization/34995
18884 * reload.c (alternative_allows_const_pool_ref): Take an rtx
18885 parameter and return a bool. If the rtx parameter is nonnull,
18886 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
18887 (find_reloads): Update call accordingly. Pass the new operand
18888 if it needed no address reloads, otherwise pass null.
18890 2008-01-30 Richard Henderson <rth@redhat.com>
18893 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
18894 for unbounded arrays.
18896 2008-01-30 Silvius Rus <rus@google.com>
18898 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
18900 2008-01-30 Jan Hubicka <jh@suse.cz>
18903 * i386.c (init_cumulative_args): Use real function declaration when
18906 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
18908 PR rtl-optimization/34998
18909 * global.c (build_insn_chain): Treat non-subreg_lowpart
18910 SUBREGs of pseudos as clobbering all the words covered by the
18911 SUBREG, not just all the bytes.
18912 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
18913 original df_ref rather than an extract parameter.
18914 (global_conflicts): Update call accordingly.
18916 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
18918 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
18919 the overflow check to make it easier to read.
18920 (__fixtfdi): Change the type of the ll member in union
18921 long_double to UDItype_x.
18923 2008-01-30 Jakub Jelinek <jakub@redhat.com>
18925 PR middle-end/34969
18926 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
18927 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
18928 * tree-inline.c (fold_marked_statements): Call
18929 cgraph_update_edges_for_call_stmt if folding a call statement.
18930 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
18931 debug_generic_stmt calls, reset it back afterwards.
18934 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
18936 * c-typeck.c (build_external_ref): Don't pedwarn about
18937 static vars in current function's scope.
18939 2008-01-29 Joseph Myers <joseph@codesourcery.com>
18941 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
18943 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
18946 * ipa-struct-reorg.c: Fix spelling.
18947 * params.def: Ditto.
18949 2008-01-29 Richard Guenther <rguenther@suse.de>
18951 PR middle-end/35006
18952 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
18954 * tree-inline.c (remap_type): Increment remapping_type_depth
18955 around remapping types.
18956 (copy_body_r): Only add referenced variables if they are referenced
18957 from code, not types.
18959 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
18970 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
18971 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
18973 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
18976 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
18977 pointer for tiny stack.
18979 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
18981 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
18983 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
18985 * config/vx-common.h: Fix typo in comment.
18987 2008-01-28 Ian Lance Taylor <iant@google.com>
18991 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
18992 coalesce pointers if they have different DECL_NO_TBAA_P values.
18993 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
18994 between variables with different DECL_NO_TBAA_P values.
18996 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
18999 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
19000 are not legitimate small data references on SPE targets.
19002 2008-01-28 David Daney <ddaney@avtrex.com>
19004 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
19006 2008-01-28 David Daney <ddaney@avtrex.com>
19008 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
19010 2008-01-27 Joseph Myers <joseph@codesourcery.com>
19012 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
19013 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
19014 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
19015 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
19016 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
19017 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
19018 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
19019 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
19021 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19023 * basic-block.h (condjump_equiv_p): Fix comment.
19025 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19027 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
19028 print_generic_stmt_indented): Fix comment.
19030 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19032 * configure.ac (__stack_chk_fail): Add detecion for availability
19033 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
19034 * configure: Regenerate.
19036 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
19038 PR middle-end/34688
19039 * final.c (output_addr_const): Handle TRUNCATE.
19041 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
19044 * tree-ssa-loop-ivopts.c (comp_cost): New type.
19045 (zero_cost, infinite_cost): New constants.
19046 (struct cost_pair): Change type of cost to comp_cost.
19047 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
19048 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
19050 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
19051 split_address_cost, ptr_difference_cost, difference_cost,
19052 get_computation_cost_at, get_computation_cost,
19053 determine_use_iv_cost_generic, determine_use_iv_cost_address,
19054 determine_use_iv_cost_condition, determine_use_iv_costs,
19055 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
19056 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
19057 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
19058 Change type of cost to comp_cost.
19059 (determine_iv_cost): Increase cost of non-original ivs, instead
19060 of decreasing the cost of original ones.
19061 (get_address_cost): Indicate the complexity of the addressing mode
19063 (try_add_cand_for): Prefer using ivs not specific to some object.
19064 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
19066 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
19067 Janis Johnson <janis187@us.ibm.com>
19070 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
19071 (TARGET_INSTANTIATE_DECLS): Likewise.
19072 * target.h (expand_to_rtl_hook): New target hook.
19073 (instantiate_decls): Likewise.
19074 * function.c (instantiate_decl): Make non-static. Rename to...
19075 (instantiate_decl_rtl): ... this.
19076 (instantiate_expr): Use instantiate_decl_rtl.
19077 (instantiate_decls_1): Likewise.
19078 (instantiate_decls): Likewise.
19079 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
19080 * function.h (instantiate_decl_rtl): Add prototype.
19081 * cfgexpand.c (target.h): New include.
19082 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
19083 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
19084 (TARGET_INSTANTIATE_DECLS): Likewise.
19085 (TARGET_INITIALIZER): New target hooks added.
19086 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
19088 * config/rs6000/rs6000.c (tree-flow.h): New include.
19089 (machine_function): Add sdmode_stack_slot field.
19090 (rs6000_alloc_sdmode_stack_slot): New function.
19091 (rs6000_instantiate_decls): Likewise.
19092 (rs6000_secondary_memory_needed_rtx): Likewise.
19093 (rs6000_check_sdmode): Likewise.
19094 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
19095 (TARGET_INSTANTIATE_DECLS): Likewise.
19096 (rs6000_hard_regno_mode_ok): Allow SDmode.
19097 (num_insns_constant): Likewise. Handle _Decimal32 constants.
19098 (rs6000_emit_move): Handle SDmode.
19099 (function_arg_advance): Likewise.
19100 (function_arg): Likewise.
19101 (rs6000_gimplify_va_arg): Likewise. Add special handling of
19102 SDmode var args for 32-bit compiles.
19103 (rs6000_secondary_reload_class): Handle SDmode.
19104 (rs6000_output_function_epilogue): Likewise.
19105 (rs6000_function_value): Simplify if statement.
19106 (rs6000_libcall_value): Likewise.
19107 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
19108 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
19109 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
19110 (movsd_hardfloat): New define_insn.
19111 (movsd_softfloat): Likewise.
19112 (movsd_store): Likewise.
19113 (movsd_load): Likewise.
19114 (extendsddd2): Likewise.
19115 (extendsdtd2): Likewise.
19116 (truncddsd2): Likewise.
19117 (movdd_hardfloat64): Fixup comment.
19118 (UNSPEC_MOVSD_LOAD): New constant.
19119 (UNSPEC_MOVSD_STORE): Likewise.
19121 2008-01-26 Jakub Jelinek <jakub@redhat.com>
19124 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
19126 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
19127 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
19128 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
19129 and TRUTH_XOR_EXPR.
19131 2008-01-26 David Edelsohn <edelsohn@gnu.org>
19134 * config.gcc: Separate AIX 5.3 from AIX 6.1.
19135 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19136 __LONGDOUBLE128 too.
19137 * config/rs6000/aix61.h: New file.
19139 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
19141 PR rtl-optimization/34959
19142 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
19143 popcount and parity rtxes the same mode as their operand.
19144 Truncate or extend the result to the return value's mode
19147 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
19150 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
19151 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
19152 to GOT_VERSION_REGNUM.
19153 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
19154 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
19155 * config/mips/mips.c (mips_emit_call_insn): New function.
19156 (mips_call_tls_get_addr): Call mips_expand_call directly.
19157 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
19159 (mips16_build_call_stub): Likewise. Return the call insn or null.
19160 (mips_expand_call): Update the call to mips16_build_call_stub
19161 accordingly and a remove redundant condition. Assert that MIPS16
19162 stubs do not use lazy binding. Use mips_emit_call_insn and return
19164 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
19166 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
19167 (mips_avoid_hazard): Remove hazard_set handling.
19168 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
19169 (UNSPEC_RESTORE_GP): ...this.
19170 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
19171 (FAKE_CALL_REGNO): Rename to...
19172 (GOT_VERSION_REGNUM): ...this.
19173 (type): Add "ghost" value. Add an associated insn reservation.
19174 (hazard_set): Remove.
19175 (exception_receiver): Rename to...
19176 (restore_gp): ...this and update the unspec identifier accordingly.
19177 (exception_receiver, nonlocal_got_receiver): New expanders.
19178 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
19179 FAKE_CALL_REGNO. Remove hazard_set attribute.
19180 (set_got_version, update_got_version): New patterns.
19182 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
19185 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
19187 2008-01-25 Joseph Myers <joseph@codesourcery.com>
19190 * doc/install.texi2html: Generate gcc-vers.texi.
19192 2008-01-25 DJ Delorie <dj@redhat.com>
19194 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
19196 2008-01-25 Joseph Myers <joseph@codesourcery.com>
19198 * config/c4x: Remove directory.
19199 * config.gcc (crx-*, mt-*): Mark obsolete.
19200 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
19201 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
19202 sh-*-rtemscoff*): Remove cases.
19203 * defaults.h (C4X_FLOAT_FORMAT): Remove.
19204 * real.c (encode_c4x_single, decode_c4x_single,
19205 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
19206 c4x_extended_format): Remove.
19207 * real.h (c4x_single_format, c4x_extended_format): Remove.
19208 * doc/extend.texi (interrupt, naked): Remove mention of attributes
19210 (Pragmas): Remove comment about c4x pragmas.
19211 * doc/install.texi (c4x): Remove target-specific instructions.
19212 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
19213 * doc/md.texi (Machine Constraints): Remove C4x documentation.
19214 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
19215 refer to C4x source files as examples.
19216 (C4X_FLOAT_FORMAT): Remove documentation.
19218 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
19220 * config/bfin/bfin.c (override_options): Reorder tests so that
19221 flag_pic gets enabled for -msep-data.
19223 2008-01-25 Richard Guenther <rguenther@suse.de>
19225 PR middle-end/32244
19226 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
19227 to its bitfield precision if required.
19229 2008-01-25 Jakub Jelinek <jakub@redhat.com>
19231 PR middle-end/33880
19232 * tree-nested.c (walk_omp_for): New function.
19233 (convert_nonlocal_reference, convert_local_reference): Call
19234 walk_omp_for on OMP_FOR.
19235 (convert_call_expr): Call walk_body on OMP_FOR's
19236 OMP_FOR_PRE_INIT_BODY.
19238 2008-01-25 Richard Guenther <rguenther@suse.de>
19240 PR tree-optimization/34966
19241 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
19242 default defs and PHI_NODEs we have to insert after the
19243 defining statement.
19245 2008-01-24 Nick Clifton <nickc@redhat.com>
19247 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
19248 Provide a default definition.
19249 (LIBGCC2_UNITS_PER_WORD): Likewise.
19251 * config/stormy16/stormy16.c: Include df.h for the prototype
19252 for df_regs_ever_live_p.
19253 (xstormy16_expand_builtin_va_start): Convert the stack offset
19254 into a component_ref and then use POINTER_PLUS_EXPR to add it
19255 to the incoming_virtual_args_rtx.
19256 (xstormy16_gimplify_va_arg_expr): Rename to
19257 xstormy16_gimplify_va_arg_expr.
19258 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
19259 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
19260 xstormy16_gimplify_va_arg_expr.
19261 Fix up some formatting issues.
19263 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
19264 Move to predicates.md.
19265 (xs_hi_general_operand): Likewise.
19266 (xs_hi_nonmemory_operand): Likewise.
19267 * config/stormy16/predicates.md:
19268 (xstormy16_carry_plus_operand): New predicate.
19269 (xs_hi_general_operand): New predicate.
19270 (xs_hi_nonmemory_operand): New predicate.
19271 * config/stormy16/stormy16-protos.h:
19272 (xstormy16_carry_plus_operand): Delete prototype.
19273 (xs_hi_general_operand): Likewise.
19274 (xs_hi_nonmemory_operand): Likewise.
19276 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
19277 modifiers as they are no longer needed and they can trigger
19278 reload spill failures.
19280 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
19281 with a match_operand in order to help reload.
19283 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
19284 constraint with 'e' for the 8th alternative as this version of
19285 the mov.w instruction only accepts the lower 8 registers.
19287 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
19290 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
19291 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
19294 2008-01-25 Jakub Jelinek <jakub@redhat.com>
19296 PR middle-end/33333
19297 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
19299 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
19301 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
19303 (remove_structure): Update allocations list before removing structure.
19305 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
19307 * ipa-struct-reorg.c (is_safe_cond_expr,
19308 create_new_stmts_for_cond_expr): Use integer_zerop function,
19309 that recognize not only zero-pointer, but zero-integer too.
19311 2008-01-25 Ben Elliston <bje@au.ibm.com>
19314 * fixproto: Escape "." in sed expression that strips leading "./".
19316 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
19319 * gcc.c (SWITCH_OK): Removed.
19320 (SWITCH_LIVE): Changed to bit.
19321 (SWITCH_FALSE): Likewise.
19322 (SWITCH_IGNORE): Likewise.
19323 (switchstr): Change live_cond to unsigned int.
19324 (process_command): Replace SWITCH_OK with 0.
19325 (do_self_spec): Likewise.
19326 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
19327 (give_switch): Likewise.
19328 (used_arg): Likewise.
19329 (do_spec_1): Set the SWITCH_IGNORE bit.
19330 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
19331 bits. Set the SWITCH_LIVE bit.
19333 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
19335 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
19337 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
19339 PR tree-optimization/34472
19340 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
19341 parameter to a "bool *" and set *DATA to false if there is
19342 an unsafe access. Do not delete the structure here.
19343 (check_cond_exprs): Delete it here instead.
19344 (check_cond_exprs, exclude_cold_structs): Do not increase
19345 I when removing a structure.
19347 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
19350 * config/i386/i386.c (ix86_expand_vector_init): Consider only
19351 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
19353 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
19355 PR middle-end/34934
19356 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
19357 a fixed vector for stack.
19359 2008-01-24 Ben Elliston <bje@au.ibm.com>
19362 * doc/gcc.texi (Software development): Add a direntry for g++.
19364 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
19366 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
19367 stale and straggling -fforce-addr comments above.
19369 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
19371 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
19372 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
19374 2008-01-23 Michael Matz <matz@suse.de>
19377 * dwarf2out.c (force_type_die): Use modified_type_die instead of
19380 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
19382 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
19383 malloc result type.
19385 2008-01-23 Anatoly Sokolov <aesok@post.ru>
19387 * config/avr/avr.c (avr_current_arch): New variable.
19388 (avr_arch_types): Add 'avr31' and 'avr51' entries.
19389 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
19390 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
19391 (avr_override_options): Init 'avr_current_arch'.
19392 (base_arch_s): Move from here...
19393 * config/avr/avr.h (base_arch_s): ... here. Add new members
19394 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
19395 'mega' to 'have_jmp_call'.
19396 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
19397 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
19399 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
19401 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19402 MULTILIB_MATCHES): Ditto.
19404 2008-01-23 Richard Guenther <rguenther@suse.de>
19406 PR middle-end/31529
19407 * cgraphunit.c (cgraph_reset_node): Always mark the node
19408 not reachable if it is not queued already.
19410 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
19412 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
19413 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
19414 (cputype_selected): New static variable.
19415 (bfin_handle_option): Set it if -mcpu is used.
19416 (override_option): Select default set of workarounds if no cpu type
19417 selected on the command line.
19418 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
19420 From Michael Frysinger <michael.frysinger@analog.com>
19421 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
19422 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
19424 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
19425 for bf547, bf523, bf524, and bf526.
19426 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
19428 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
19429 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
19430 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
19431 __ADSPBF547__ and __ADSPBF54x__ for bf547.
19432 * doc/invoke.texi (Blackfin Options): Document that
19433 -mcpu now accept bf547, bf523, bf524, and bf526.
19435 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
19437 PR rtl-optimization/34628
19438 * combine.c (try_combine): Stop and undo after the first combination
19439 if an autoincrement side-effect on the first insn has effectively
19442 2008-01-22 David Edelsohn <edelsohn@gnu.org>
19445 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
19446 Offset addresses are not valid for Altivec or paired float modes.
19448 2008-01-22 Jakub Jelinek <jakub@redhat.com>
19451 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
19452 if DECL_INITIAL (decl) is error_mark_node.
19455 * c-common.c (handle_vector_size_attribute): Only allow
19456 integral, scalar float and fixed point types. Handle OFFSET_TYPE
19457 the same way as pointer, array etc. types.
19458 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
19461 * tree.c (build_type_attribute_qual_variant): Call
19462 build_qualified_type if attributes are equal, but quals are not.
19464 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19467 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
19468 * flags.h (warn_strict_aliasing): Remove.
19469 (warn_strict_overflow): Remove.
19470 * opts.c (warn_strict_aliasing): Remove.
19471 (warn_strict_overflow): Remove.
19472 * c-opts.c (c_common_handle_option): -Wall only sets
19473 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
19474 (c_common_post_options): Give default values to -Wstrict-aliasing
19475 and -Wstrict-overflow if they are uninitialized.
19476 * common.opt (Wstrict-aliasing): Specify Var and Init.
19477 (Wstrict-overflow): Likewise.
19479 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19481 PR rtl-optimization/26854
19482 PR rtl-optimization/34400
19483 PR rtl-optimization/34884
19484 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
19486 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
19487 (df_rd_bb_info.expanded_lr_out): Deleted
19488 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
19489 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
19490 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
19491 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
19492 Removed code to allocate, initialize or free expanded_lr_out.
19493 (df_rd_bb_local_compute_process_def): Restructured to make more
19495 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
19496 sets if the sets are being trimmed.
19498 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
19501 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
19502 (as_vers): Likewise.
19503 * configure: Regenerated.
19505 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19507 PR middle-end/33092
19508 * tree-pass.h (pass_build_alias): New pass.
19509 * tree-ssa-alias.c (gate_build_alias): New.
19510 (pass_build_alias): New.
19511 * passes.c (init_optimization_passes): Add pass_build_alias after
19512 pass_create_structure_vars.
19514 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
19516 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
19517 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
19518 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
19519 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
19520 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
19521 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
19522 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
19523 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
19524 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
19525 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
19526 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
19527 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
19528 * config/s390/s390.md (FP_ALL): New mode iterator.
19529 (_d): New mode attribute.
19530 ("*signbit<mode>2>"): Changed mode of first operand.
19531 ("isinf<mode>2"): Changed mode of first operand.
19532 ("*TDC_insn"): Adaptation for DFP modes.
19534 2008-01-22 Ben Elliston <bje@au.ibm.com>
19536 * tree.c (check_qualified_type): Improve function description.
19538 2008-01-21 Jason Merrill <jason@redhat.com>
19541 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
19542 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
19545 2008-01-21 DJ Delorie <dj@redhat.com>
19547 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
19550 2008-01-21 Richard Guenther <rguenther@suse.de>
19552 PR middle-end/34856
19553 * tree-cfg.c (verify_expr): Allow all invariant expressions
19554 instead of just constant class ones as reference argument.
19555 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
19556 like any other constant.
19557 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
19559 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
19561 * regmove.c (fixup_match_1): Update call crossed frequencies.
19563 2008-01-21 Richard Guenther <rguenther@suse.de>
19566 * tree-inline.c (setup_one_parameter): Deal with mismatched
19567 types using a VIEW_CONVERT_EXPR.
19569 2008-01-21 Alon Dayan <alond@il.ibm.com>
19570 Olga Golovanevsky <olga@il.ibm.com>
19572 PR tree-optimization/34701
19573 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
19574 when the structure size is not a power of 2.
19576 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
19578 * doc/install.texi: Add doc for --enable-checking=df.
19580 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
19582 PR rtl-optimization/34808
19583 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
19585 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
19587 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
19590 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
19592 PR rtl-optimization/26854
19593 PR rtl-optimization/34400
19594 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
19596 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
19597 (df_rd_bb_info.expanded_lr_out): New.
19598 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
19599 * loop_iv.c (iv_analysis_loop_init): Ditto.
19600 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
19601 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
19602 Added code to allocate, initialize or free expanded_lr_out.
19603 (df_rd_bb_local_compute_process_def): Restructured to make
19604 more understandable.
19605 (df_rd_confluence_n): Add code to do nothing with fake edges and
19606 code to no apply invalidate_by_call sets if the sets are being trimmed.
19607 (df_lr_local_finalize): Renamed to df_lr_finalize.
19608 (df_live_local_finalize): Renamed to df_live_finalize.
19610 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
19613 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
19614 deciding whether to use reciprocal instructions.
19616 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
19618 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
19619 dwarf2out_note_section_used if cold_text_section is NULL.
19621 2008-01-19 Jakub Jelinek <jakub@redhat.com>
19623 PR gcov-profile/34610
19624 * tree-cfg.c (make_edges): Mark both outgoing edges from
19625 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
19626 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
19627 from OMP_FOR and OMP_CONTINUE outgoing edges.
19629 * tree-profile.c (tree_profiling): Return early if
19630 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
19632 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
19633 from cfun to child_cfun.
19634 * function.h (struct function): Add after_tree_profile bit.
19636 2008-01-19 Anatoly Sokolov <aesok@post.ru>
19638 * config/avr/avr.S (_exit): Disable interrupt.
19640 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
19641 Steven Bosscher <stevenb.gcc@gmail.com>
19643 PR rtl-optimization/26854
19644 PR rtl-optimization/34400
19645 * df-problems.c (df_live_scratch): New scratch bitmap.
19646 (df_live_alloc): Allocate df_live_scratch when doing df_live.
19647 (df_live_reset): Clear the proper bitmaps.
19648 (df_live_bb_local_compute): Only process the artificial defs once
19649 since the order is not important.
19650 (df_live_init): Init the df_live sets only with the variables
19651 found live by df_lr.
19652 (df_live_transfer_function): Use the df_lr sets to prune the
19653 df_live sets as they are being computed.
19654 (df_live_free): Free df_live_scratch.
19656 2008-01-18 Ian Lance Taylor <iant@google.com>
19658 * common.opt: Add fmerge-debug-strings.
19659 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
19660 flag_merge_debug_strings rather than flag_merge_constants.
19661 * doc/invoke.texi (Option Summary): Mention
19662 -fmerge-debug-strings.
19663 (Debugging Options): Document -fmerge-debug-strings.
19665 2008-01-18 Ian Lance Taylor <iant@google.com>
19668 * tree.h (DECL_IS_OPERATOR_NEW): Define.
19669 (struct tree_function_decl): Add new field operator_new_flag.
19670 * tree-inline.c (expand_call_inline): When inlining a call to
19671 operator new, force the return value to go into a variable, and
19672 set DECL_NO_TBAA_P on that variable.
19673 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
19675 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
19678 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
19679 DWARF2_DEBUGGING_INFO.
19680 (dwarf2out_note_section_used): Ditto. Add prototype.
19681 (have_multiple_function_sections, text_section_used,
19682 cold_text_section_used, *cold_text_sections): Move declarations
19685 2008-01-17 Bob Wilson <bob.wilson@acm.org>
19687 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
19688 field and add signal_ra.
19689 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
19690 assignments to frame state pc. Move end of stack check after
19691 MD_FALLBACK_FRAME_STATE_FOR.
19692 (uw_update_context_1): Use frame state signal_regs if set, instead
19693 of checking signal_frame flag.
19694 (uw_update_context): Use frame state signal_ra if set.
19695 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
19696 * config/xtensa/linux-unwind.h: New file.
19698 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
19700 * modulo-sched.c (get_sched_window): Fix comment typo.
19702 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
19704 PR tree-optimization/34648
19705 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
19707 2008-01-17 Anatoly Sokolov <aesok@post.ru>
19709 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
19710 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
19712 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
19714 PR rtl-optimization/34400
19715 * df-core.c (df_worklist_dataflow_overeager,
19716 df_worklist_dataflow_doublequeue): New functions.
19717 (df_worklist_dataflow): Two different worklist solvers.
19718 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
19721 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
19724 * doc/invoke.texi: Document the dependence on pthread for fopenmp
19725 and ftree-parallelize-loops.
19727 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
19729 PR rtl-optimization/34826
19730 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
19732 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
19734 * global.c (find_reg): Mark the eh regs as used if necessary.
19735 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
19736 * ra.h (struct allocno): no_eh_reg field added. Changed
19737 no_stack_reg type to bitfield.
19739 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
19741 * tree.c (substitute_in_expr): Add missing 'break'.
19743 2008-01-17 Richard Guenther <rguenther@suse.de>
19745 PR tree-optimization/34825
19746 * tree-ssa-math-opts.c (is_division_by): Do not recognize
19747 x / x as division to handle.
19749 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19751 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
19752 "-pthread" is specified.
19753 * pa-hpux11.h (LIB_SPEC): Likewise.
19755 2008-01-16 Janis Johnson <janis187@us.ibm.com>
19756 Peter Bergner <bergner@vnet.ibm.com>
19758 PR rtl-optimization/33796
19759 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
19761 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19763 PR libgfortran/34699
19764 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
19766 * pa-hpux10.h (LINK_SPEC): Likewise.
19767 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
19769 2008-01-16 Richard Guenther <rguenther@suse.de>
19771 PR middle-end/32628
19772 * fold-const.c (fold_convert_const_int_from_int): Do not
19773 set overflow if that occured only because of a sign extension
19774 change when converting from/to a sizetype with the same
19775 precision and signedness.
19777 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
19780 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
19781 location address to the correct place. Update copyright year.
19783 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
19785 * lambda-code.c (lambda_transform_legal_p): Handle the case of
19786 no dependences in the dependence_relations vector.
19788 2008-01-16 Jan Hubicka <jh@suse.cz>
19790 PR rtl-optimization/31396
19791 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
19792 * cfg.c (dump_reg_info): Print it.
19793 * regs.h (struct reg_info_t): add freq_calls_crossed.
19794 (REG_FREQ_CALLS_CROSSED): New macro.
19795 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
19796 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
19797 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
19798 regmove_optimize): Update call crossed frequencies.
19799 * local-alloc.c (struct qty): Add freq_calls_crossed.
19800 (alloc_qty): Copute freq_calls_crossed.
19801 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
19802 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
19803 * ra.h (struct allocno): Add freq_calls_crossed.
19805 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
19807 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
19808 libgomp when compiling with ftree-parallelize-loops.
19809 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
19811 2008-01-16 Richard Guenther <rguenther@suse.de>
19813 PR tree-optimization/34769
19814 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
19815 * tree.c (int_cst_value): Instead make this function more
19816 permissive in what it accepts as valid input. Document this
19817 function always sign-extends the value.
19819 2008-01-16 Jakub Jelinek <jakub@redhat.com>
19820 Richard Guenther <rguenther@suse.de>
19823 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
19824 (gimple_fold_indirect_ref_rhs): ... this.
19825 (gimple_fold_indirect_ref): New function with foldings
19826 that preserve lvalueness.
19827 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
19828 * tree-flow.h (gimple_fold_indirect_ref): Declare.
19829 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
19830 to fold an INDIRECT_REF, fall back to the old use of
19831 fold_indirect_ref_1.
19833 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
19835 * tree-data-ref.c (subscript_dependence_tester_1): Call
19836 free_conflict_function.
19837 (compute_self_dependence): Same.
19839 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
19842 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
19843 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
19845 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
19846 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
19847 for DWARF2_UNWIND_INFO targets.
19849 2008-01-16 Richard Guenther <rguenther@suse.de>
19852 * c-typeck.c (common_pointer_type): Do not merge inconsistent
19853 type qualifiers for function types.
19855 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
19857 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
19858 loop_iterator li from previous commit.
19860 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
19862 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
19864 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
19866 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
19867 (parallelize_loops): Don't parallelize irreducible components.
19869 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19872 * c-opts (c_common_post_options): Do not enable CPP
19873 flag_pedantic_errors by default.
19875 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
19877 PR rtl-optimization/31944
19878 * cse.c (remove_pseudo_from_table): New function.
19879 (merge_equiv_classes): Use above function to remove pseudo-registers.
19880 (invalidate): Likewise.
19882 2008-01-13 Richard Guenther <rguenther@suse.de>
19884 PR middle-end/34601
19885 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
19886 instead of TYPE_MODE to deal with calls from expand_one_error_var.
19888 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
19890 * gcse.c (cprop_jump): Call validate_unshare_change instead of
19891 validate_change to unshare the source of the PC set.
19893 2008-01-12 Jan Hubicka <jh@suse.cz>
19895 PR middle-end/32135
19896 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
19897 references above array bounds. This might trigger bounds checks for
19898 pointers to arrays.
19900 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
19902 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
19903 new_replaceable_dependencies.
19905 2008-01-12 Doug Kwan <dougkwan@google.com>
19907 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
19908 instead of OPT_Wreturn_type in warning due to ignored return type
19910 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
19911 options included in -Wextra.
19912 * c.opt: New option -Wignored_qualifiers.
19913 * doc/invoke.texi (Warning Options, -Wextra): Add new option
19914 -Wignore_qualifiers.
19915 (-Wignored-qualifiers): Document.
19916 (-Wreturn-type): Remove description of functionality now handled
19917 by -Wignored-qualifiers.
19919 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
19922 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
19923 NOP_EXPR if it is between integral types with the same precision.
19925 2008-01-12 Jan Hubicka <jh@suse.cz>
19928 * invoke.texi (max-inline-recursive-depth): Fix default value.
19930 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
19932 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
19935 2008-01-11 Bob Wilson <bob.wilson@acm.org>
19937 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
19939 2008-01-11 James E. Wilson <wilson@specifix.com>
19942 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
19944 2008-01-11 Anatoly Sokolov <aesok@post.ru>
19946 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
19947 save/restore frame pointer register and don't use 'call-prologues'
19948 optimization in function with "OS_task" attribute.
19950 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
19952 PR middle-end/31309
19953 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
19954 when copying to memory.
19956 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
19958 PR rtl-optimization/30905
19959 * cfgcleanup.c: Include dce.h
19960 (crossjumps_occured): New global variable.
19961 (try_crossjump_bb): Exit loop after finding a fallthru edge.
19962 If something changed, set crossjumps_occured to true.
19963 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
19964 Don't add/remove fake edges to exit here...
19965 (cleanup_cfg): ...but do it here, when crossjumping.
19966 Run a fast DCE when successful crossjumps occured in the latest
19967 iteration of try_optimize_cfg.
19969 2008-01-11 Richard Guenther <rguenther@suse.de>
19971 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
19972 (struct vn_unary_op_s): Likewise.
19973 (vn_reference_insert): Free old reference on hash collision.
19975 2008-01-10 Raksit Ashok <raksit@google.com>
19977 PR rtl-optimization/27971
19978 * combine.c (find_split_point): Split PLUS expressions which are
19979 inside a MEM rtx, and whose first operand is complex.
19981 2008-01-10 DJ Delorie <dj@redhat.com>
19983 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
19984 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
19985 (m32c_hard_regno_ok): Call the underlying function.
19987 2008-01-10 Richard Guenther <rguenther@suse.de>
19989 PR middle-end/34683
19990 * tree-cfg.c (tree_merge_blocks): Do not go through the
19991 full-blown folding and stmt updating path if we just deal
19992 with virtual operands.
19993 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
19994 test for abnormal SSA_NAMEs.
19996 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
19998 PR middle-end/34641
19999 * reload.c (push_reload): Add assertions. All constants from
20000 reg_equiv_constant should have been used for replacing the respective
20002 (find_reloads_address): Invoke find_reloads_address_part for
20003 constant taken from the reg_equiv_constant array.
20005 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
20007 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
20008 field (valnum) the first in the struct. Replace bools with
20011 2008-01-10 Richard Guenther <rguenther@suse.de>
20013 PR tree-optimization/34651
20014 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
20015 types and ordering for masking and converting.
20017 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
20019 PR tree-optimization/34017
20020 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
20021 also for PHI_NODE expressions.
20023 2008-01-09 Jan Hubicka <jh@suse.cz>
20025 PR tree-optimization/34708
20026 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
20027 based on number of case labels.
20028 (init_inline_once): Remove switch_cost.
20029 * tree-inline.h (eni_weights_d): Remove switch_cost.
20031 2008-01-09 Richard Guenther <rguenther@suse.de>
20032 Andrew Pinski <andrew_pinski@playstation.sony.com>
20034 PR middle-end/30132
20035 * gimplify.c (gimplify_cond_expr): Do not create an addressable
20036 temporary if an rvalue is ok or an lvalue is not required.
20038 2008-01-09 Richard Guenther <rguenther@suse.de>
20040 PR middle-end/34458
20041 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
20042 adjust return type.
20044 2008-01-09 Richard Guenther <rguenther@suse.de>
20046 PR middle-end/34679
20047 * tree.c (host_integerp): Check for sizetype only if the
20048 type is an integer type.
20050 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
20053 * opts.c (decode_options): Disable inlining of functions called
20054 once if not in unit-at-a-time mode.
20056 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
20058 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
20060 2008-01-08 Richard Guenther <rguenther@suse.de>
20062 PR middle-end/31863
20063 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
20064 out early if the result will be unused.
20066 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
20071 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20072 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
20075 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
20077 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
20078 for vectorization tuned.
20080 2008-01-08 Richard Guenther <rguenther@suse.de>
20082 PR tree-optimization/34683
20083 * tree-ssa-operands.c (operand_build_cmp): Export.
20084 * tree-ssa-operands.h (operand_build_cmp): Declare.
20085 * tree-vn.c (vuses_compare): Remove.
20086 (sort_vuses): Use operand_build_cmp.
20087 (sort_vuses_heap): Likewise.
20088 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
20089 to re-use old VEC if available. Do not sort already sorted VUSEs.
20090 (vdefs_to_vec): Do not sort already sorted VDEFs.
20092 2008-01-08 Jakub Jelinek <jakub@redhat.com>
20094 PR middle-end/34694
20095 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
20097 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
20100 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
20101 limitations of reciprocal sequences on x86 targets.
20103 2008-01-08 Richard Guenther <rguenther@suse.de>
20105 PR tree-optimization/34683
20106 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
20108 2008-01-07 Jakub Jelinek <jakub@redhat.com>
20111 * config/darwin.c (darwin_mergeable_string_section): Don't use
20112 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
20114 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
20117 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
20118 negxf2. Macroize expander using X87MODEF mode iterator. Change
20119 predicates of op0 and op1 to register_operand.
20120 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
20121 expander using X87MODEF mode iterator. Change predicates of
20122 op0 and op1 to register_operand.
20123 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
20124 corresponding patterns and macroize using MODEF macro. Change
20125 predicates of op0 and op1 to register_operand and remove
20126 "m" constraint. Disparage "r" alternative with "!".
20127 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
20128 macroize using X87MODEF macro. Change predicates of op0 and op1
20129 to register_operand and remove "m" constraint. Disparage "r"
20130 alternative with "!".
20131 (absneg splitter with memory operands): Remove.
20132 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
20133 patterns and macroize using X87MODEF mode iterator.
20134 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
20135 Change predicate of op1 to register_operand.
20136 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
20137 for memory operands.
20139 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
20141 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
20143 2008-01-07 Richard Guenther <rguenther@suse.de>
20145 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
20148 2008-01-07 Richard Guenther <rguenther@suse.de>
20150 PR tree-optimization/34683
20151 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
20152 VOPs of the needed size to save memory. Use VEC_quick_push
20153 to save compile-time.
20154 (vdefs_to_vec): Likewise.
20156 2008-01-07 Sa Liu <saliu@de.ibm.com>
20158 * config/spu/spu.md (divdf3): Genetate inline code for double
20159 division. The implementation doesn't handle INF or NAN, therefore it
20160 only applies when -ffinite-math-only is given.
20162 2008-01-06 Paolo Carlini <pcarlini@suse.de>
20165 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
20166 * doc/cpp.texi ([Common Predefined Macros]): Document.
20168 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
20170 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
20171 order to use commutative addition instead of subtraction.
20173 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20174 Mircea Namolaru <namolaru@il.ibm.com>
20175 Vladimir Yanovsky <yanov@il.ibm.com>
20176 Revital Eres <eres@il.ibm.com>
20178 PR tree-optimization/34263
20179 * tree-outof-ssa.c (process_single_block_loop_latch,
20180 contains_tree_r): New functions.
20181 (analyze_edges_for_bb): Call process_single_block_loop_latch
20182 function to empty single-basic-block latch block if possible.
20184 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20186 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
20188 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
20190 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
20192 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
20194 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
20196 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
20198 2008-01-05 Jakub Jelinek <jakub@redhat.com>
20200 PR tree-optimization/34618
20201 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
20204 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20207 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
20208 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
20209 Update copyright year.
20211 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
20212 Update copyright year.
20213 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
20216 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
20218 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
20219 edge does not point to current bb before changing need_assert.
20221 2008-01-04 Richard Guenther <rguenther@suse.de>
20223 PR middle-end/34029
20224 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
20225 for verifying purposes if they are is_gimple_min_invariant.
20227 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
20229 PR tree-optimization/34448
20230 PR tree-optimization/34465
20231 * gimplify.c (gimplify_init_constructor): Add new parameter
20232 notify_temp_creation. Use it.
20233 (gimplify_modify_expr_rhs): Take volatiles into account when
20234 optimizing constructors.
20235 Do not optimize constructors if gimplify_init_constructor will dump to
20237 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
20238 * gcc.c-torture/compile/pr34448.c: New.
20240 2008-01-04 Jakub Jelinek <jakub@redhat.com>
20242 PR gcov-profile/34609
20243 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
20244 return_slot if result is TREE_ADDRESSABLE.
20246 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
20248 * config/mips/mips.md (sqrt_condition): Tweak comment.
20249 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
20251 2008-01-03 Tom Tromey <tromey@redhat.com>
20254 * c-common.c (c_type_hash): Handle VLAs.
20256 2008-01-03 Jan Hubicka <jh@suse.cz>
20258 PR tree-optimization/31081
20259 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
20260 0 when inlining and not inlining to first basic block.
20261 (remap_decl): When var is initialized to 0, don't set default_def.
20262 (expand_call_inline): Set entry_bb.
20263 * tree-inline.h (copy_body_data): Add entry_bb.
20265 2008-01-03 Jakub Jelinek <jakub@redhat.com>
20268 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
20271 PR tree-optimization/29484
20272 * tree-inline.c (inline_forbidden_p_2): New function.
20273 (inline_forbidden_p): Disallow inlining if some static var
20274 has an address of a local LABEL_DECL in its initializer.
20275 * doc/extend.texi (Labels as Values): Document &&foo behaviour
20278 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
20280 PR tree-optimization/34635
20281 * tree-data-ref.c (add_other_self_distances): Make sure that the
20282 evolution step is constant.
20284 2008-01-03 Jakub Jelinek <jakub@redhat.com>
20286 PR middle-end/34608
20287 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
20289 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
20291 * tree-sra.c (scalarize_init): Insert the generate_element_init
20292 statements after the generate_element_zero statements.
20294 2008-01-02 Richard Guenther <rguenther@suse.de>
20296 PR middle-end/34093
20297 PR middle-end/31976
20298 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
20299 for very large number of operands instead of ICEing.
20301 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
20304 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
20305 while stack probing.
20307 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
20309 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
20312 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
20314 PR libmudflap/26442
20315 * tree-mudflap.c (mx_register_decls): Guard warning by
20316 !DECL_ARTIFICIAL check.
20318 2008-01-01 Jakub Jelinek <jakub@redhat.com>
20320 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
20321 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
20322 sse5_perm<mode>): Fix constraints.