3 # (C) Copyright IBM Corporation 2004
6 # Permission is hereby granted, free of charge, to any person obtaining a
7 # copy of this software and associated documentation files (the "Software"),
8 # to deal in the Software without restriction, including without limitation
9 # on the rights to use, copy, modify, merge, publish, distribute, sub
10 # license, and/or sell copies of the Software, and to permit persons to whom
11 # the Software is furnished to do so, subject to the following conditions:
13 # The above copyright notice and this permission notice (including the next
14 # paragraph) shall be included in all copies or substantial portions of the
17 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 # FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
20 # IBM AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
26 # Ian Romanick <idr@us.ibm.com>
29 import gl_XML
, glX_XML
32 class PrintGenericStubs(gl_XML
.gl_print_base
):
34 gl_XML
.gl_print_base
.__init
__(self
)
35 self
.name
= "gl_SPARC_asm.py (from Mesa)"
36 self
.license
= license
.bsd_license_template
% ( \
37 """Copyright (C) 1999-2003 Brian Paul All Rights Reserved.
38 (C) Copyright IBM Corporation 2004""", "BRIAN PAUL, IBM")
41 def printRealHeader(self
):
42 print '#include "glapi/glapioffsets.h"'
44 print '#ifdef __arch64__'
45 print '#define GL_OFF(N)\t((N) * 8)'
46 print '#define GL_LL\t\tldx'
47 print '#define GL_TIE_LD(SYM)\t%tie_ldx(SYM)'
48 print '#define GL_STACK_SIZE\t128'
50 print '#define GL_OFF(N)\t((N) * 4)'
51 print '#define GL_LL\t\tld'
52 print '#define GL_TIE_LD(SYM)\t%tie_ld(SYM)'
53 print '#define GL_STACK_SIZE\t64'
56 print '#define GLOBL_FN(x) .globl x ; .type x, @function'
57 print '#define HIDDEN(x) .hidden x'
59 print '\t.register %g2, #scratch'
60 print '\t.register %g3, #scratch'
64 print '\tGLOBL_FN(__glapi_sparc_icache_flush)'
65 print '\tHIDDEN(__glapi_sparc_icache_flush)'
66 print '\t.type\t__glapi_sparc_icache_flush, @function'
67 print '__glapi_sparc_icache_flush: /* %o0 = insn_addr */'
74 print '\t.type\t__glapi_sparc_get_pc, @function'
75 print '__glapi_sparc_get_pc:'
77 print '\t add\t%o7, %g2, %g2'
78 print '\t.size\t__glapi_sparc_get_pc, .-__glapi_sparc_get_pc'
80 print '#ifdef GLX_USE_TLS'
82 print '\tGLOBL_FN(__glapi_sparc_get_dispatch)'
83 print '\tHIDDEN(__glapi_sparc_get_dispatch)'
84 print '__glapi_sparc_get_dispatch:'
85 print '\tmov\t%o7, %g1'
86 print '\tsethi\t%hi(_GLOBAL_OFFSET_TABLE_-4), %g2'
87 print '\tcall\t__glapi_sparc_get_pc'
88 print '\tadd\t%g2, %lo(_GLOBAL_OFFSET_TABLE_+4), %g2'
89 print '\tmov\t%g1, %o7'
90 print '\tsethi\t%tie_hi22(_glapi_tls_Dispatch), %g1'
91 print '\tadd\t%g1, %tie_lo10(_glapi_tls_Dispatch), %g1'
92 print '\tGL_LL\t[%g2 + %g1], %g2, GL_TIE_LD(_glapi_tls_Dispatch)'
94 print '\t mov\t%g2, %o0'
99 print '\t/* --> sethi %hi(_glapi_tls_Dispatch), %g1 */'
100 print '\t/* --> or %g1, %lo(_glapi_tls_Dispatch), %g1 */'
101 print '\tGLOBL_FN(__glapi_sparc_tls_stub)'
102 print '\tHIDDEN(__glapi_sparc_tls_stub)'
103 print '__glapi_sparc_tls_stub: /* Call offset in %g3 */'
104 print '\tmov\t%o7, %g1'
105 print '\tsethi\t%hi(_GLOBAL_OFFSET_TABLE_-4), %g2'
106 print '\tcall\t__glapi_sparc_get_pc'
107 print '\tadd\t%g2, %lo(_GLOBAL_OFFSET_TABLE_+4), %g2'
108 print '\tmov\t%g1, %o7'
109 print '\tsrl\t%g3, 10, %g3'
110 print '\tsethi\t%tie_hi22(_glapi_tls_Dispatch), %g1'
111 print '\tadd\t%g1, %tie_lo10(_glapi_tls_Dispatch), %g1'
112 print '\tGL_LL\t[%g2 + %g1], %g2, GL_TIE_LD(_glapi_tls_Dispatch)'
113 print '\tGL_LL\t[%g7+%g2], %g1'
114 print '\tGL_LL\t[%g1 + %g3], %g1'
117 print '\t.size\t__glapi_sparc_tls_stub, .-__glapi_sparc_tls_stub'
119 print '#define GL_STUB(fn, off)\t\t\t\t\\'
120 print '\tGLOBL_FN(fn);\t\t\t\t\t\\'
121 print 'fn:\tba\t__glapi_sparc_tls_stub;\t\t\t\\'
122 print '\t sethi\tGL_OFF(off), %g3;\t\t\t\\'
123 print '\t.size\tfn,.-fn;'
125 print '#elif defined(PTHREADS)'
127 print '\t/* 64-bit 0x00 --> sethi %hh(_glapi_Dispatch), %g1 */'
128 print '\t/* 64-bit 0x04 --> sethi %lm(_glapi_Dispatch), %g2 */'
129 print '\t/* 64-bit 0x08 --> or %g1, %hm(_glapi_Dispatch), %g1 */'
130 print '\t/* 64-bit 0x0c --> sllx %g1, 32, %g1 */'
131 print '\t/* 64-bit 0x10 --> add %g1, %g2, %g1 */'
132 print '\t/* 64-bit 0x14 --> ldx [%g1 + %lo(_glapi_Dispatch)], %g1 */'
134 print '\t/* 32-bit 0x00 --> sethi %hi(_glapi_Dispatch), %g1 */'
135 print '\t/* 32-bit 0x04 --> ld [%g1 + %lo(_glapi_Dispatch)], %g1 */'
140 print '\tGLOBL_FN(__glapi_sparc_pthread_stub)'
141 print '\tHIDDEN(__glapi_sparc_pthread_stub)'
142 print '__glapi_sparc_pthread_stub: /* Call offset in %g3 */'
143 print '\tmov\t%o7, %g1'
144 print '\tsethi\t%hi(_GLOBAL_OFFSET_TABLE_-4), %g2'
145 print '\tcall\t__glapi_sparc_get_pc'
146 print '\t add\t%g2, %lo(_GLOBAL_OFFSET_TABLE_+4), %g2'
147 print '\tmov\t%g1, %o7'
148 print '\tsethi\t%hi(_glapi_Dispatch), %g1'
149 print '\tor\t%g1, %lo(_glapi_Dispatch), %g1'
150 print '\tsrl\t%g3, 10, %g3'
151 print '\tGL_LL\t[%g2+%g1], %g2'
152 print '\tGL_LL\t[%g2], %g1'
153 print '\tcmp\t%g1, 0'
156 print '1:\tGL_LL\t[%g1 + %g3], %g1'
159 print '2:\tsave\t%sp, GL_STACK_SIZE, %sp'
160 print '\tmov\t%g3, %l0'
161 print '\tcall\t_glapi_get_dispatch'
163 print '\tmov\t%o0, %g1'
164 print '\tmov\t%l0, %g3'
166 print '\t restore %g0, %g0, %g0'
167 print '\t.size\t__glapi_sparc_pthread_stub, .-__glapi_sparc_pthread_stub'
169 print '#define GL_STUB(fn, off)\t\t\t\\'
170 print '\tGLOBL_FN(fn);\t\t\t\t\\'
171 print 'fn:\tba\t__glapi_sparc_pthread_stub;\t\\'
172 print '\t sethi\tGL_OFF(off), %g3;\t\t\\'
173 print '\t.size\tfn,.-fn;'
175 print '#else /* Non-threaded version. */'
177 print '\t.type __glapi_sparc_nothread_stub, @function'
178 print '__glapi_sparc_nothread_stub: /* Call offset in %g3 */'
179 print '\tmov\t%o7, %g1'
180 print '\tsethi\t%hi(_GLOBAL_OFFSET_TABLE_-4), %g2'
181 print '\tcall\t__glapi_sparc_get_pc'
182 print '\t add\t%g2, %lo(_GLOBAL_OFFSET_TABLE_+4), %g2'
183 print '\tmov\t%g1, %o7'
184 print '\tsrl\t%g3, 10, %g3'
185 print '\tsethi\t%hi(_glapi_Dispatch), %g1'
186 print '\tor\t%g1, %lo(_glapi_Dispatch), %g1'
187 print '\tGL_LL\t[%g2+%g1], %g2'
188 print '\tGL_LL\t[%g2], %g1'
189 print '\tGL_LL\t[%g1 + %g3], %g1'
192 print '\t.size\t__glapi_sparc_nothread_stub, .-__glapi_sparc_nothread_stub'
194 print '#define GL_STUB(fn, off)\t\t\t\\'
195 print '\tGLOBL_FN(fn);\t\t\t\t\\'
196 print 'fn:\tba\t__glapi_sparc_nothread_stub;\t\\'
197 print '\t sethi\tGL_OFF(off), %g3;\t\t\\'
198 print '\t.size\tfn,.-fn;'
202 print '#define GL_STUB_ALIAS(fn, alias) \\'
203 print ' .globl fn; \\'
204 print ' .set fn, alias'
209 print '\t.globl\tgl_dispatch_functions_start'
210 print '\tHIDDEN(gl_dispatch_functions_start)'
211 print 'gl_dispatch_functions_start:'
215 def printRealFooter(self
):
217 print '\t.globl\tgl_dispatch_functions_end'
218 print '\tHIDDEN(gl_dispatch_functions_end)'
219 print 'gl_dispatch_functions_end:'
222 def printBody(self
, api
):
223 for f
in api
.functionIterateByOffset():
224 name
= f
.dispatch_name()
226 print '\tGL_STUB(gl%s, _gloffset_%s)' % (name
, f
.name
)
228 if not f
.is_static_entry_point(f
.name
):
229 print '\tHIDDEN(gl%s)' % (name
)
231 for f
in api
.functionIterateByOffset():
232 name
= f
.dispatch_name()
234 if f
.is_static_entry_point(f
.name
):
235 for n
in f
.entry_points
:
237 text
= '\tGL_STUB_ALIAS(gl%s, gl%s)' % (n
, f
.name
)
239 if f
.has_different_protocol(n
):
240 print '#ifndef GLX_INDIRECT_RENDERING'
250 print "Usage: %s [-f input_file_name] [-m output_mode]" % sys
.argv
[0]
253 if __name__
== '__main__':
254 file_name
= "gl_API.xml"
258 (args
, trail
) = getopt
.getopt(sys
.argv
[1:], "m:f:")
262 for (arg
,val
) in args
:
268 if mode
== "generic":
269 printer
= PrintGenericStubs()
271 print "ERROR: Invalid mode \"%s\" specified." % mode
274 api
= gl_XML
.parse_GL_API(file_name
, glX_XML
.glx_item_factory())