"f reg_class = %s\n"
"v reg_class = %s\n"
"wa reg_class = %s\n"
- "wb reg_class = %s\n"
"wd reg_class = %s\n"
"we reg_class = %s\n"
"wf reg_class = %s\n"
"wg reg_class = %s\n"
- "wh reg_class = %s\n"
"wi reg_class = %s\n"
- "wj reg_class = %s\n"
- "wk reg_class = %s\n"
- "wl reg_class = %s\n"
- "wm reg_class = %s\n"
- "wo reg_class = %s\n"
"wp reg_class = %s\n"
"wq reg_class = %s\n"
"wr reg_class = %s\n"
"ws reg_class = %s\n"
"wt reg_class = %s\n"
- "wu reg_class = %s\n"
"wv reg_class = %s\n"
"ww reg_class = %s\n"
"wx reg_class = %s\n"
- "wy reg_class = %s\n"
- "wz reg_class = %s\n"
"wA reg_class = %s\n"
- "wH reg_class = %s\n"
- "wI reg_class = %s\n"
- "wJ reg_class = %s\n"
- "wK reg_class = %s\n"
"\n",
reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_d]],
reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_f]],
reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_v]],
reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wa]],
- reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wb]],
reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wd]],
reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_we]],
reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wf]],
reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wg]],
- reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wh]],
reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wi]],
- reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wj]],
- reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wk]],
- reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wl]],
- reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wm]],
- reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wo]],
reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wp]],
reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wq]],
reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wr]],
reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_ws]],
reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wt]],
- reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wu]],
reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wv]],
reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_ww]],
reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wx]],
- reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wy]],
- reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wz]],
- reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wA]],
- reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wH]],
- reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wI]],
- reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wJ]],
- reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wK]]);
+ reg_class_names[rs6000_constraints[RS6000_CONSTRAINT_wA]]);
nl = "\n";
for (m = 0; m < NUM_MACHINE_MODES; ++m)
wd - Preferred register class for V2DFmode.
wf - Preferred register class for V4SFmode.
wg - Float register for power6x move insns.
- wh - FP register for direct move instructions.
wi - FP or VSX register to hold 64-bit integers for VSX insns.
- wj - FP or VSX register to hold 64-bit integers for direct moves.
- wk - FP or VSX register to hold 64-bit doubles for direct moves.
- wl - Float register if we can do 32-bit signed int loads.
- wm - VSX register for ISA 2.07 direct move operations.
wn - always NO_REGS.
wr - GPR if 64-bit mode is permitted.
ws - Register class to do ISA 2.06 DF operations.
wt - VSX register for TImode in VSX registers.
- wu - Altivec register for ISA 2.07 VSX SF/SI load/stores.
wv - Altivec register for ISA 2.06 VSX DF/DI load/stores.
ww - Register class to do SF conversions in with VSX operations.
- wx - Float register if we can do 32-bit int stores.
- wy - Register class to do ISA 2.07 SF operations.
- wz - Float register if we can do 32-bit unsigned int loads.
- wH - Altivec register if SImode is allowed in VSX registers.
- wI - Float register if SImode is allowed in VSX registers.
- wJ - Float register if QImode/HImode are allowed in VSX registers.
- wK - Altivec register if QImode/HImode are allowed in VSX registers. */
+ wx - Float register if we can do 32-bit int stores. */
if (TARGET_HARD_FLOAT)
{
if (TARGET_MFPGPR) /* DFmode */
rs6000_constraints[RS6000_CONSTRAINT_wg] = FLOAT_REGS;
- if (TARGET_LFIWAX)
- rs6000_constraints[RS6000_CONSTRAINT_wl] = FLOAT_REGS; /* DImode */
-
- if (TARGET_DIRECT_MOVE)
- {
- rs6000_constraints[RS6000_CONSTRAINT_wh] = FLOAT_REGS;
- rs6000_constraints[RS6000_CONSTRAINT_wj] /* DImode */
- = rs6000_constraints[RS6000_CONSTRAINT_wi];
- rs6000_constraints[RS6000_CONSTRAINT_wk] /* DFmode */
- = rs6000_constraints[RS6000_CONSTRAINT_ws];
- rs6000_constraints[RS6000_CONSTRAINT_wm] = VSX_REGS;
- }
-
if (TARGET_POWERPC64)
{
rs6000_constraints[RS6000_CONSTRAINT_wr] = GENERAL_REGS;
}
if (TARGET_P8_VECTOR) /* SFmode */
- {
- rs6000_constraints[RS6000_CONSTRAINT_wu] = ALTIVEC_REGS;
- rs6000_constraints[RS6000_CONSTRAINT_wy] = VSX_REGS;
- rs6000_constraints[RS6000_CONSTRAINT_ww] = VSX_REGS;
- }
+ rs6000_constraints[RS6000_CONSTRAINT_ww] = VSX_REGS;
else if (TARGET_VSX)
rs6000_constraints[RS6000_CONSTRAINT_ww] = FLOAT_REGS;
if (TARGET_STFIWX)
rs6000_constraints[RS6000_CONSTRAINT_wx] = FLOAT_REGS; /* DImode */
- if (TARGET_LFIWZX)
- rs6000_constraints[RS6000_CONSTRAINT_wz] = FLOAT_REGS; /* DImode */
-
if (TARGET_FLOAT128_TYPE)
{
rs6000_constraints[RS6000_CONSTRAINT_wq] = VSX_REGS; /* KFmode */
rs6000_constraints[RS6000_CONSTRAINT_wp] = VSX_REGS; /* TFmode */
}
- if (TARGET_P9_VECTOR)
- {
- /* Support for new D-form instructions. */
- rs6000_constraints[RS6000_CONSTRAINT_wb] = ALTIVEC_REGS;
-
- /* Support for ISA 3.0 (power9) vectors. */
- rs6000_constraints[RS6000_CONSTRAINT_wo] = VSX_REGS;
- }
-
/* Support for new direct moves (ISA 3.0 + 64bit). */
if (TARGET_DIRECT_MOVE_128)
rs6000_constraints[RS6000_CONSTRAINT_we] = VSX_REGS;
- /* Support small integers in VSX registers. */
- if (TARGET_P8_VECTOR)
- {
- rs6000_constraints[RS6000_CONSTRAINT_wH] = ALTIVEC_REGS;
- rs6000_constraints[RS6000_CONSTRAINT_wI] = FLOAT_REGS;
- if (TARGET_P9_VECTOR)
- {
- rs6000_constraints[RS6000_CONSTRAINT_wJ] = FLOAT_REGS;
- rs6000_constraints[RS6000_CONSTRAINT_wK] = ALTIVEC_REGS;
- }
- }
-
/* Set up the reload helper and direct move functions. */
if (TARGET_VSX || TARGET_ALTIVEC)
{
if (main_target_opt != NULL
&& (main_target_opt->x_rs6000_long_double_type_size
!= default_long_double_size))
- error ("target attribute or pragma changes long double size");
+ error ("target attribute or pragma changes %<long double%> size");
else
rs6000_long_double_type_size = default_long_double_size;
}
{
warned_change_long_double = true;
if (TARGET_IEEEQUAD)
- warning (OPT_Wpsabi, "Using IEEE extended precision long double");
+ warning (OPT_Wpsabi, "Using IEEE extended precision "
+ "%<long double%>");
else
- warning (OPT_Wpsabi, "Using IBM extended precision long double");
+ warning (OPT_Wpsabi, "Using IBM extended precision "
+ "%<long double%>");
}
}
}
rs6000_isa_flags &= ~OPTION_MASK_FLOAT128_HW;
}
+ /* -mpcrel requires the prefixed load/store support on FUTURE systems. */
+ if (!TARGET_FUTURE && TARGET_PCREL)
+ {
+ if ((rs6000_isa_flags_explicit & OPTION_MASK_PCREL) != 0)
+ error ("%qs requires %qs", "-mpcrel", "-mcpu=future");
+
+ rs6000_isa_flags &= ~OPTION_MASK_PCREL;
+ }
+
/* Print the options after updating the defaults. */
if (TARGET_DEBUG_REG || TARGET_DEBUG_TARGET)
rs6000_print_isa_options (stderr, 0, "after defaults", rs6000_isa_flags);
&& rs6000_tune != PROCESSOR_POWER7
&& rs6000_tune != PROCESSOR_POWER8
&& rs6000_tune != PROCESSOR_POWER9
+ && rs6000_tune != PROCESSOR_FUTURE
&& rs6000_tune != PROCESSOR_PPCA2
&& rs6000_tune != PROCESSOR_CELL
&& rs6000_tune != PROCESSOR_PPC476);
|| rs6000_tune == PROCESSOR_POWER7
|| rs6000_tune == PROCESSOR_POWER8
|| rs6000_tune == PROCESSOR_POWER9
+ || rs6000_tune == PROCESSOR_FUTURE
|| rs6000_tune == PROCESSOR_PPCE500MC
|| rs6000_tune == PROCESSOR_PPCE500MC64
|| rs6000_tune == PROCESSOR_PPCE5500
break;
case PROCESSOR_POWER9:
+ case PROCESSOR_FUTURE:
rs6000_cost = &power9_cost;
break;
/* Default CPU string for rs6000*_file_start functions. */
static const char *rs6000_default_cpu;
+#ifdef USING_ELFOS_H
+static const char *rs6000_machine;
+
+static const char *
+rs6000_machine_from_flags (void)
+{
+ if ((rs6000_isa_flags & (ISA_FUTURE_MASKS_SERVER & ~ISA_3_0_MASKS_SERVER))
+ != 0)
+ return "future";
+ if ((rs6000_isa_flags & (ISA_3_0_MASKS_SERVER & ~ISA_2_7_MASKS_SERVER)) != 0)
+ return "power9";
+ if ((rs6000_isa_flags & (ISA_2_7_MASKS_SERVER & ~ISA_2_6_MASKS_SERVER)) != 0)
+ return "power8";
+ if ((rs6000_isa_flags & (ISA_2_6_MASKS_SERVER & ~ISA_2_5_MASKS_SERVER)) != 0)
+ return "power7";
+ if ((rs6000_isa_flags & (ISA_2_5_MASKS_SERVER & ~ISA_2_4_MASKS)) != 0)
+ return "power6";
+ if ((rs6000_isa_flags & (ISA_2_4_MASKS & ~ISA_2_1_MASKS)) != 0)
+ return "power5";
+ if ((rs6000_isa_flags & ISA_2_1_MASKS) != 0)
+ return "power4";
+ if ((rs6000_isa_flags & OPTION_MASK_POWERPC64) != 0)
+ return "ppc64";
+ return "ppc";
+}
+
+static void
+emit_asm_machine (void)
+{
+ fprintf (asm_out_file, "\t.machine %s\n", rs6000_machine);
+}
+#endif
+
/* Do anything needed at the start of the asm file. */
static void
}
#ifdef USING_ELFOS_H
+ rs6000_machine = rs6000_machine_from_flags ();
if (!(rs6000_default_cpu && rs6000_default_cpu[0])
&& !global_options_set.x_rs6000_cpu_index)
- {
- fputs ("\t.machine ", asm_out_file);
- if ((rs6000_isa_flags & OPTION_MASK_MODULO) != 0)
- fputs ("power9\n", asm_out_file);
- else if ((rs6000_isa_flags & OPTION_MASK_DIRECT_MOVE) != 0)
- fputs ("power8\n", asm_out_file);
- else if ((rs6000_isa_flags & OPTION_MASK_POPCNTD) != 0)
- fputs ("power7\n", asm_out_file);
- else if ((rs6000_isa_flags & OPTION_MASK_CMPB) != 0)
- fputs ("power6\n", asm_out_file);
- else if ((rs6000_isa_flags & OPTION_MASK_POPCNTB) != 0)
- fputs ("power5\n", asm_out_file);
- else if ((rs6000_isa_flags & OPTION_MASK_MFCRF) != 0)
- fputs ("power4\n", asm_out_file);
- else if ((rs6000_isa_flags & OPTION_MASK_POWERPC64) != 0)
- fputs ("ppc64\n", asm_out_file);
- else
- fputs ("ppc\n", asm_out_file);
- }
+ emit_asm_machine ();
#endif
if (DEFAULT_ABI == ABI_ELFv2)
{
case PROCESSOR_POWER8:
case PROCESSOR_POWER9:
+ case PROCESSOR_FUTURE:
if (DECIMAL_FLOAT_MODE_P (mode))
return 1;
if (VECTOR_MODE_P (mode))
{
warned = true;
inform (input_location,
- "the ABI of passing homogeneous float aggregates"
+ "the ABI of passing homogeneous %<float%> aggregates"
" has changed in GCC 5");
}
}
/* Builtin not supported in 32-bit mode. */
fatal_error (input_location,
"%<__builtin_set_fpscr_drn%> is not supported "
- "in 32-bit mode.");
+ "in 32-bit mode");
if (rs6000_isa_flags & OPTION_MASK_SOFT_FLOAT)
{
if (TREE_CODE (arg2) != INTEGER_CST
|| wi::geu_p (wi::to_wide (arg2), 16))
{
- error ("argument 3 must be in the range 0..15");
+ error ("argument 3 must be in the range [0, 15]");
return CONST0_RTX (tmode);
}
}
if (!tree_fits_uhwi_p (arg)
|| (elt = tree_to_uhwi (arg), elt > max))
{
- error ("selector must be an integer constant in the range 0..%wi", max);
+ error ("selector must be an integer constant in the range [0, %wi]", max);
return 0;
}
if (TREE_CODE (arg1) != INTEGER_CST || TREE_INT_CST_LOW (arg1) > 12)
{
- error ("second argument to %qs must be 0..12", "vec_vextract4b");
+ error ("second argument to %qs must be [0, 12]", "vec_vextract4b");
return expand_call (exp, target, false);
}
break;
if (TREE_CODE (arg2) != INTEGER_CST || TREE_INT_CST_LOW (arg2) > 12)
{
- error ("third argument to %qs must be 0..12", "vec_vinsert4b");
+ error ("third argument to %qs must be [0, 12]", "vec_vinsert4b");
return expand_call (exp, target, false);
}
break;
rs6000_output_function_prologue (FILE *file)
{
if (!cfun->is_thunk)
- rs6000_output_savres_externs (file);
+ {
+ rs6000_output_savres_externs (file);
+#ifdef USING_ELFOS_H
+ const char *curr_machine = rs6000_machine_from_flags ();
+ if (rs6000_machine != curr_machine)
+ {
+ rs6000_machine = curr_machine;
+ emit_asm_machine ();
+ }
+#endif
+ }
/* ELFv2 ABI r2 setup code and local entry point. This must follow
immediately after the global entry point label. */
/* Reload CR from REG. */
static void
-restore_saved_cr (rtx reg, int using_mfcr_multiple, bool exit_func)
+restore_saved_cr (rtx reg, bool using_mfcr_multiple, bool exit_func)
{
int count = 0;
int i;
void
rs6000_emit_epilogue (enum epilogue_type epilogue_type)
{
- int sibcall = (epilogue_type == EPILOGUE_TYPE_SIBCALL);
- rs6000_stack_t *info;
- int restoring_GPRs_inline;
- int restoring_FPRs_inline;
- int using_load_multiple;
- int using_mtcr_multiple;
- int use_backchain_to_restore_sp;
- int restore_lr;
- int strategy;
HOST_WIDE_INT frame_off = 0;
rtx sp_reg_rtx = gen_rtx_REG (Pmode, 1);
rtx frame_reg_rtx = sp_reg_rtx;
machine_mode fp_reg_mode = TARGET_HARD_FLOAT ? DFmode : SFmode;
int fp_reg_size = 8;
int i;
- bool exit_func;
unsigned ptr_regno;
- info = rs6000_stack_info ();
+ rs6000_stack_t *info = rs6000_stack_info ();
+
+ if (epilogue_type == EPILOGUE_TYPE_NORMAL && crtl->calls_eh_return)
+ epilogue_type = EPILOGUE_TYPE_EH_RETURN;
+
+ int strategy = info->savres_strategy;
+ bool using_load_multiple = !!(strategy & REST_MULTIPLE);
+ bool restoring_GPRs_inline = !!(strategy & REST_INLINE_GPRS);
+ bool restoring_FPRs_inline = !!(strategy & REST_INLINE_FPRS);
+ if (epilogue_type == EPILOGUE_TYPE_SIBCALL)
+ {
+ restoring_GPRs_inline = true;
+ restoring_FPRs_inline = true;
+ }
+
+ bool using_mtcr_multiple = (rs6000_tune == PROCESSOR_PPC601
+ || rs6000_tune == PROCESSOR_PPC603
+ || rs6000_tune == PROCESSOR_PPC750
+ || optimize_size);
- strategy = info->savres_strategy;
- using_load_multiple = strategy & REST_MULTIPLE;
- restoring_FPRs_inline = sibcall || (strategy & REST_INLINE_FPRS);
- restoring_GPRs_inline = sibcall || (strategy & REST_INLINE_GPRS);
- using_mtcr_multiple = (rs6000_tune == PROCESSOR_PPC601
- || rs6000_tune == PROCESSOR_PPC603
- || rs6000_tune == PROCESSOR_PPC750
- || optimize_size);
/* Restore via the backchain when we have a large frame, since this
is more efficient than an addis, addi pair. The second condition
here will not trigger at the moment; We don't actually need a
frame pointer for alloca, but the generic parts of the compiler
give us one anyway. */
- use_backchain_to_restore_sp = (info->total_size + (info->lr_save_p
- ? info->lr_save_offset
- : 0) > 32767
- || (cfun->calls_alloca
- && !frame_pointer_needed));
- restore_lr = (info->lr_save_p
+ bool use_backchain_to_restore_sp
+ = (info->total_size + (info->lr_save_p ? info->lr_save_offset : 0) > 32767
+ || (cfun->calls_alloca && !frame_pointer_needed));
+
+ bool restore_lr = (info->lr_save_p
&& (restoring_FPRs_inline
|| (strategy & REST_NOINLINE_FPRS_DOESNT_RESTORE_LR))
&& (restoring_GPRs_inline
if (WORLD_SAVE_P (info))
{
- int i, j;
- char rname[30];
- const char *alloc_rname;
- rtvec p;
+ gcc_assert (epilogue_type != EPILOGUE_TYPE_SIBCALL);
/* eh_rest_world_r10 will return to the location saved in the LR
stack slot (which is not likely to be our caller.)
The exception-handling stuff that was here in 2.95 is no
longer necessary. */
+ rtvec p;
p = rtvec_alloc (9
+ 32 - info->first_gp_reg_save
+ LAST_ALTIVEC_REGNO + 1 - info->first_altivec_reg_save
+ 63 + 1 - info->first_fp_reg_save);
- strcpy (rname, ((crtl->calls_eh_return) ?
- "*eh_rest_world_r10" : "*rest_world"));
- alloc_rname = ggc_strdup (rname);
+ const char *rname;
+ switch (epilogue_type)
+ {
+ case EPILOGUE_TYPE_NORMAL:
+ rname = ggc_strdup ("*rest_world");
+ break;
+
+ case EPILOGUE_TYPE_EH_RETURN:
+ rname = ggc_strdup ("*eh_rest_world_r10");
+ break;
- j = 0;
+ default:
+ gcc_unreachable ();
+ }
+
+ int j = 0;
RTVEC_ELT (p, j++) = ret_rtx;
RTVEC_ELT (p, j++)
- = gen_rtx_USE (VOIDmode, gen_rtx_SYMBOL_REF (Pmode, alloc_rname));
+ = gen_rtx_USE (VOIDmode, gen_rtx_SYMBOL_REF (Pmode, rname));
/* The instruction pattern requires a clobber here;
it is shared with the restVEC helper. */
RTVEC_ELT (p, j++) = gen_hard_reg_clobber (Pmode, 11);
}
}
+ int i;
for (i = 0; i < 32 - info->first_gp_reg_save; i++)
{
rtx reg = gen_rtx_REG (reg_mode, info->first_gp_reg_save + i);
}
else if (info->push_p
&& DEFAULT_ABI != ABI_V4
- && !crtl->calls_eh_return)
+ && epilogue_type != EPILOGUE_TYPE_EH_RETURN)
{
/* Prevent reordering memory accesses against stack pointer restore. */
if (cfun->calls_alloca
function will deallocate the stack, so we don't need to worry
about the unwinder restoring cr from an invalid stack frame
location. */
- exit_func = (!restoring_FPRs_inline
- || (!restoring_GPRs_inline
- && info->first_fp_reg_save == 64));
+ bool exit_func = (!restoring_FPRs_inline
+ || (!restoring_GPRs_inline
+ && info->first_fp_reg_save == 64));
/* In the ELFv2 ABI we need to restore all call-saved CR fields from
*separate* slots if the routine calls __builtin_eh_return, so
restore_saved_lr (0, exit_func);
/* Load exception handler data registers, if needed. */
- if (!sibcall && crtl->calls_eh_return)
+ if (epilogue_type == EPILOGUE_TYPE_EH_RETURN)
{
unsigned int i, regno;
RTX_FRAME_RELATED_P (insn) = 1;
}
- if (!sibcall && crtl->calls_eh_return)
+ if (epilogue_type == EPILOGUE_TYPE_EH_RETURN)
{
rtx sa = EH_RETURN_STACKADJ_RTX;
emit_insn (gen_add3_insn (sp_reg_rtx, sp_reg_rtx, sa));
}
- if (!sibcall && restoring_FPRs_inline)
+ if (epilogue_type != EPILOGUE_TYPE_SIBCALL && restoring_FPRs_inline)
{
if (cfa_restores)
{
emit_jump_insn (targetm.gen_simple_return ());
}
- if (!sibcall && !restoring_FPRs_inline)
+ if (epilogue_type != EPILOGUE_TYPE_SIBCALL && !restoring_FPRs_inline)
{
bool lr = (strategy & REST_NOINLINE_FPRS_DOESNT_RESTORE_LR) == 0;
rtvec p = rtvec_alloc (3 + !!lr + 64 - info->first_fp_reg_save);
if (cfa_restores)
{
- if (sibcall)
+ if (epilogue_type == EPILOGUE_TYPE_SIBCALL)
/* Ensure the cfa_restores are hung off an insn that won't
be reordered above other restores. */
emit_insn (gen_blockage ());
HOST_WIDE_INT delta, HOST_WIDE_INT vcall_offset,
tree function)
{
+ const char *fnname = IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (thunk_fndecl));
rtx this_rtx, funexp;
rtx_insn *insn;
assemble_start_function and assemble_end_function. */
insn = get_insns ();
shorten_branches (insn);
+ assemble_start_function (thunk_fndecl, fnname);
final_start_function (insn, file, 1);
final (insn, file, 1);
final_end_function ();
+ assemble_end_function (thunk_fndecl, fnname);
reload_completed = 0;
epilogue_completed = 0;
some cycles later. */
/* Separate a load from a narrower, dependent store. */
- if ((rs6000_sched_groups || rs6000_tune == PROCESSOR_POWER9)
+ if ((rs6000_sched_groups || rs6000_tune == PROCESSOR_POWER9
+ || rs6000_tune == PROCESSOR_FUTURE)
&& GET_CODE (PATTERN (insn)) == SET
&& GET_CODE (PATTERN (dep_insn)) == SET
&& MEM_P (XEXP (PATTERN (insn), 1))
|| rs6000_tune == PROCESSOR_POWER7
|| rs6000_tune == PROCESSOR_POWER8
|| rs6000_tune == PROCESSOR_POWER9
+ || rs6000_tune == PROCESSOR_FUTURE
|| rs6000_tune == PROCESSOR_CELL)
&& recog_memoized (dep_insn)
&& (INSN_CODE (dep_insn) >= 0))
case PROCESSOR_POWER8:
return 7;
case PROCESSOR_POWER9:
+ case PROCESSOR_FUTURE:
return 6;
default:
return 1;
}
else
{
- strcat (tmp_buf, ":\nlis r12,hi16(");
+ strcat (tmp_buf, ":\n\tlis r12,hi16(");
strcat (tmp_buf, name_buf);
strcat (tmp_buf, ")\n\tori r12,r12,lo16(");
strcat (tmp_buf, name_buf);
unsigned int length;
char *symbol_name, *lazy_ptr_name;
char *local_label_0;
- static int label = 0;
+ static unsigned label = 0;
/* Lose our funky encoding stuff so it doesn't contaminate the stub. */
symb = (*targetm.strip_name_encoding) (symb);
fprintf (file, "\t.indirect_symbol %s\n", symbol_name);
label++;
- local_label_0 = XALLOCAVEC (char, sizeof ("\"L00000000000$spb\""));
- sprintf (local_label_0, "\"L%011d$spb\"", label);
+ local_label_0 = XALLOCAVEC (char, 16);
+ sprintf (local_label_0, "L%u$spb", label);
fprintf (file, "\tmflr r0\n");
if (TARGET_LINK_STACK)
{
if (TARGET_DIRECT_MOVE)
{
- if (rs6000_tune == PROCESSOR_POWER9)
- ret = 2 * hard_regno_nregs (FIRST_GPR_REGNO, mode);
+ /* Keep the cost for direct moves above that for within
+ a register class even if the actual processor cost is
+ comparable. We do this because a direct move insn
+ can't be a nop, whereas with ideal register
+ allocation a move within the same class might turn
+ out to be a nop. */
+ if (rs6000_tune == PROCESSOR_POWER9
+ || rs6000_tune == PROCESSOR_FUTURE)
+ ret = 3 * hard_regno_nregs (FIRST_GPR_REGNO, mode);
else
ret = 4 * hard_regno_nregs (FIRST_GPR_REGNO, mode);
/* SFmode requires a conversion when moving between gprs
{ "float128", OPTION_MASK_FLOAT128_KEYWORD, false, true },
{ "float128-hardware", OPTION_MASK_FLOAT128_HW, false, true },
{ "fprnd", OPTION_MASK_FPRND, false, true },
+ { "future", OPTION_MASK_FUTURE, false, true },
{ "hard-dfp", OPTION_MASK_DFP, false, true },
{ "htm", OPTION_MASK_HTM, false, true },
{ "isel", OPTION_MASK_ISEL, false, true },
{ "modulo", OPTION_MASK_MODULO, false, true },
{ "mulhw", OPTION_MASK_MULHW, false, true },
{ "multiple", OPTION_MASK_MULTIPLE, false, true },
+ { "pcrel", OPTION_MASK_PCREL, false, true },
{ "popcntb", OPTION_MASK_POPCNTB, false, true },
{ "popcntd", OPTION_MASK_POPCNTD, false, true },
{ "power8-fusion", OPTION_MASK_P8_FUSION, false, true },
#ifndef TARGET_LIBC_PROVIDES_HWCAP_IN_TCB
error_at (DECL_SOURCE_LOCATION (default_node->decl),
- "target_clones attribute needs GLIBC (2.23 and newer) that "
+ "%<target_clones%> attribute needs GLIBC (2.23 and newer) that "
"exports hardware capability bits");
#else
return (cfun && cfun->machine && cfun->machine->save_toc_in_prologue);
}
+/* Return whether we should generate PC-relative code for FNDECL. */
+bool
+rs6000_fndecl_pcrel_p (const_tree fndecl)
+{
+ if (DEFAULT_ABI != ABI_ELFv2)
+ return false;
+
+ struct cl_target_option *opts = target_opts_for_fn (fndecl);
+
+ return ((opts->x_rs6000_isa_flags & OPTION_MASK_PCREL) != 0
+ && TARGET_CMODEL == CMODEL_MEDIUM);
+}
+
+/* Return whether we should generate PC-relative code for *FN. */
+bool
+rs6000_pcrel_p (struct function *fn)
+{
+ if (DEFAULT_ABI != ABI_ELFv2)
+ return false;
+
+ /* Optimize usual case. */
+ if (fn == cfun)
+ return ((rs6000_isa_flags & OPTION_MASK_PCREL) != 0
+ && TARGET_CMODEL == CMODEL_MEDIUM);
+
+ return rs6000_fndecl_pcrel_p (fn->decl);
+}
+
#ifdef HAVE_GAS_HIDDEN
# define USE_HIDDEN_LINKONCE 1
#else
projects / gcc.git / blobdiff