diff options
Diffstat (limited to 'src/mesa/glapi/glapi_getproc.c')
-rw-r--r-- | src/mesa/glapi/glapi_getproc.c | 89 |
1 files changed, 31 insertions, 58 deletions
diff --git a/src/mesa/glapi/glapi_getproc.c b/src/mesa/glapi/glapi_getproc.c index 6d40b495c7..ed443c12c8 100644 --- a/src/mesa/glapi/glapi_getproc.c +++ b/src/mesa/glapi/glapi_getproc.c @@ -23,7 +23,7 @@ */ /** - * \file glapi_getproc. + * \file glapi_getproc.c * * Code for implementing glXGetProcAddress(), etc. * This was originally in glapi.c but refactored out. @@ -33,6 +33,7 @@ #include <stdlib.h> #include <string.h> #include "main/glheader.h" +#include "main/compiler.h" #include "glapi.h" #include "glapioffsets.h" #include "glapitable.h" @@ -87,7 +88,13 @@ find_entry( const char * n ) GLuint i; for (i = 0; static_functions[i].Name_offset >= 0; i++) { const char *testName = gl_string_table + static_functions[i].Name_offset; - if (strcmp(testName, n) == 0) { +#ifdef MANGLE + /* skip the "m" prefix on the name */ + if (strcmp(testName, n + 1) == 0) +#else + if (strcmp(testName, n) == 0) +#endif + { return &static_functions[i]; } } @@ -252,53 +259,30 @@ generate_entrypoint(GLuint functionOffset) } return (_glapi_proc) code; -#elif defined(USE_SPARC_ASM) - -#ifdef __arch64__ - static const unsigned int insn_template[] = { - 0x05000000, /* sethi %uhi(_glapi_Dispatch), %g2 */ - 0x03000000, /* sethi %hi(_glapi_Dispatch), %g1 */ - 0x8410a000, /* or %g2, %ulo(_glapi_Dispatch), %g2 */ - 0x82106000, /* or %g1, %lo(_glapi_Dispatch), %g1 */ - 0x8528b020, /* sllx %g2, 32, %g2 */ - 0xc2584002, /* ldx [%g1 + %g2], %g1 */ - 0x05000000, /* sethi %hi(8 * glapioffset), %g2 */ - 0x8410a000, /* or %g2, %lo(8 * glapioffset), %g2 */ - 0xc6584002, /* ldx [%g1 + %g2], %g3 */ - 0x81c0c000, /* jmpl %g3, %g0 */ - 0x01000000 /* nop */ +#elif defined(USE_SPARC_ASM) && (defined(PTHREADS) || defined(GLX_USE_TLS)) + static const unsigned int template[] = { + 0x07000000, /* sethi %hi(0), %g3 */ + 0x8210000f, /* mov %o7, %g1 */ + 0x40000000, /* call */ + 0x9e100001, /* mov %g1, %o7 */ }; +#ifdef GLX_USE_TLS + extern unsigned int __glapi_sparc_tls_stub; + unsigned long call_dest = (unsigned long ) &__glapi_sparc_tls_stub; #else - static const unsigned int insn_template[] = { - 0x03000000, /* sethi %hi(_glapi_Dispatch), %g1 */ - 0xc2006000, /* ld [%g1 + %lo(_glapi_Dispatch)], %g1 */ - 0xc6006000, /* ld [%g1 + %lo(4*glapioffset)], %g3 */ - 0x81c0c000, /* jmpl %g3, %g0 */ - 0x01000000 /* nop */ - }; -#endif /* __arch64__ */ - unsigned int *code = (unsigned int *) malloc(sizeof(insn_template)); - unsigned long glapi_addr = (unsigned long) &_glapi_Dispatch; + extern unsigned int __glapi_sparc_pthread_stub; + unsigned long call_dest = (unsigned long ) &__glapi_sparc_pthread_stub; +#endif + unsigned int *code = (unsigned int *) malloc(sizeof(template)); if (code) { - memcpy(code, insn_template, sizeof(insn_template)); - -#ifdef __arch64__ - code[0] |= (glapi_addr >> (32 + 10)); - code[1] |= ((glapi_addr & 0xffffffff) >> 10); - __glapi_sparc_icache_flush(&code[0]); - code[2] |= ((glapi_addr >> 32) & ((1 << 10) - 1)); - code[3] |= (glapi_addr & ((1 << 10) - 1)); - __glapi_sparc_icache_flush(&code[2]); - code[6] |= ((functionOffset * 8) >> 10); - code[7] |= ((functionOffset * 8) & ((1 << 10) - 1)); - __glapi_sparc_icache_flush(&code[6]); -#else - code[0] |= (glapi_addr >> 10); - code[1] |= (glapi_addr & ((1 << 10) - 1)); + code[0] = template[0] | (functionOffset & 0x3fffff); + code[1] = template[1]; __glapi_sparc_icache_flush(&code[0]); - code[2] |= (functionOffset * 4); + code[2] = template[2] | + (((call_dest - ((unsigned long) &code[2])) + >> 2) & 0x3fffffff); + code[3] = template[3]; __glapi_sparc_icache_flush(&code[2]); -#endif /* __arch64__ */ } return (_glapi_proc) code; #else @@ -330,21 +314,10 @@ fill_in_entrypoint_offset(_glapi_proc entrypoint, GLuint offset) #endif #elif defined(USE_SPARC_ASM) - - /* XXX this hasn't been tested! */ unsigned int *code = (unsigned int *) entrypoint; -#ifdef __arch64__ - code[6] = 0x05000000; /* sethi %hi(8 * glapioffset), %g2 */ - code[7] = 0x8410a000; /* or %g2, %lo(8 * glapioffset), %g2 */ - code[6] |= ((offset * 8) >> 10); - code[7] |= ((offset * 8) & ((1 << 10) - 1)); - __glapi_sparc_icache_flush(&code[6]); -#else /* __arch64__ */ - code[2] = 0xc6006000; /* ld [%g1 + %lo(4*glapioffset)], %g3 */ - code[2] |= (offset * 4); - __glapi_sparc_icache_flush(&code[2]); -#endif /* __arch64__ */ - + code[0] &= ~0x3fffff; + code[0] |= (offset * sizeof(void *)) & 0x3fffff; + __glapi_sparc_icache_flush(&code[0]); #else /* an unimplemented architecture */ |