diff options
Diffstat (limited to 'src/mesa/x86/glapi_x86.S')
| -rw-r--r-- | src/mesa/x86/glapi_x86.S | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/src/mesa/x86/glapi_x86.S b/src/mesa/x86/glapi_x86.S index 1106eeede87..2ffb21bcf5a 100644 --- a/src/mesa/x86/glapi_x86.S +++ b/src/mesa/x86/glapi_x86.S @@ -58,12 +58,18 @@ #ifdef GLX_USE_TLS +#ifdef GLX_X86_READONLY_TEXT +# define CTX_INSNS MOV_L(GS:(EAX), EAX) +#else +# define CTX_INSNS NOP /* Pad for init_glapi_relocs() */ +#endif + # define GL_STUB(fn,off,fn_alt) \ ALIGNTEXT16; \ GLOBL_FN(GL_PREFIX(fn, fn_alt)); \ GL_PREFIX(fn, fn_alt): \ CALL(_x86_get_dispatch) ; \ - NOP ; \ + CTX_INSNS ; \ JMP(GL_OFFSET(off)) #elif defined(PTHREADS) @@ -114,7 +120,10 @@ SEG_TEXT HIDDEN(GLNAME(_x86_get_dispatch)) ALIGNTEXT16 GLNAME(_x86_get_dispatch): - movl %gs:_glapi_tls_Dispatch@NTPOFF, %eax + call 1f +1: popl %eax + addl $_GLOBAL_OFFSET_TABLE_+[.-1b], %eax + movl _glapi_tls_Dispatch@GOTNTPOFF(%eax), %eax ret #elif defined(PTHREADS) @@ -133,7 +142,7 @@ GLNAME(_x86_get_dispatch): EXTERN GLNAME(_glapi_get_dispatch) #endif -#if defined( GLX_USE_TLS ) +#if defined( GLX_USE_TLS ) && !defined( GLX_X86_READONLY_TEXT ) .section wtext, "awx", @progbits #endif /* defined( GLX_USE_TLS ) */ |