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Backport glide3 fix for PIC compilation with gcc 4.1 from Hans de Goede.

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This commit is contained in:
guillemj
2006-09-02 03:12:29 +00:00
parent 00a387e94f
commit 910bd84cf8
1 changed files with 15 additions and 5 deletions
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20
glide2x/cvg/glide/src/cpuid.c
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@@ -3,6 +3,9 @@
*
* $Header$
* $Log$
* Revision 1.1.2.1 2004/12/12 15:16:02 koolsmoky
* new cpuid
*
* Revision 1.1.2.10 2004/10/05 14:54:29 dborca
* DOS/OpenWatcom woes
*
@@ -61,7 +64,7 @@ typedef unsigned long word32;
* TEST_MMXPLUS = emms | pminsw mm0, mm0 | emms
*/
#ifdef __GNUC__
#define TEST_CPUID(f) __asm __volatile ("cpuid"::"a"(f):"%ebx", "%ecx", "%edx")
#define TEST_CPUID(f) __asm __volatile ("pushl %%ebx; cpuid; popl %%ebx"::"a"(f):"%ecx", "%edx")
#define TEST_SSE() __asm __volatile (".byte 0x0f, 0x57, 0xc0")
#define TEST_SSE2() __asm __volatile (".byte 0x66, 0x0f, 0x57, 0xc0")
#define TEST_3DNOW() __asm __volatile (".byte 0x0f, 0x0e")
@@ -200,31 +203,38 @@ int _cpuid (_p_info *pinfo)
#ifdef __GNUC__
__asm("\n\
pushl %%ebx \n\
/* get the vendor string */ \n\
pushl %%ebx \n\
xorl %%eax, %%eax \n\
cpuid \n\
movl %%ebx, %3 \n\
movl %%ebx, %%eax \n\
popl %%ebx \n\
movl %%eax, %3 \n\
movl %%edx, %4 \n\
movl %%ecx, %5 \n\
/* get the Standard bits */ \n\
pushl %%ebx \n\
movl $1, %%eax \n\
cpuid \n\
popl %%ebx \n\
movl %%eax, %1 \n\
movl %%edx, %2 \n\
/* get AMD-specials */ \n\
pushl %%ebx \n\
movl $0x80000000, %%eax \n\
cpuid \n\
popl %%ebx \n\
cmpl $0x80000000, %%eax \n\
jc 0f \n\
pushl %%ebx \n\
movl $0x80000001, %%eax \n\
cpuid \n\
popl %%ebx \n\
movl %%edx, %0 \n\
0: \n\
popl %%ebx \n\
":"=g"(dwExt), "=g"(dwId), "=g"(dwFeature),
"=g"(((long *)Ident)[0]), "=g"(((long *)Ident)[1]), "=g"(((long *)Ident)[2])
::"%eax", "%ebx", "%ecx", "%edx");
::"%eax", "%ecx", "%edx");
#else
_asm
{