Enlightenment CVS committal
Author : raster
Project : e17
Module : libs/evas
Dir : e17/libs/evas/src/lib/include
Modified Files:
evas_mmx.h
Log Message:
build with amd64 asm (needs to be manually enabled though right now)
minor list cleanups :)
===================================================================
RCS file: /cvsroot/enlightenment/e17/libs/evas/src/lib/include/evas_mmx.h,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -3 -r1.3 -r1.4
--- evas_mmx.h 27 Jan 2005 10:05:41 -0000 1.3
+++ evas_mmx.h 9 Apr 2005 00:09:34 -0000 1.4
@@ -528,6 +528,46 @@
#define CPUID_SSE (1 << 25) /* flags: xmm */
#define CPUID_SSE2 (1 << 26) /* flags: ? */
+#ifdef __amd64
+#define have_cpuid(cpuid_ret) \
+ __asm__ __volatile__ ( \
+ ".align 32 \n" \
+ " pushq %%rbx \n" \
+ " pushfq \n" \
+ " popq %%rax \n" \
+ " movq %%rax, %%rbx \n" \
+ " xorq $0x200000, %%rax \n" \
+ " pushq %%rax \n" \
+ " popfq \n" \
+ " pushfq \n" \
+ " popq %%rax \n" \
+ " cmpq %%rax, %%rbx \n" \
+ " je 1f \n" \
+ " movl $1, %0 \n" \
+ " jmp 2f \n" \
+ "1: \n" \
+ " movl $0, %0 \n" \
+ "2: \n" \
+ " popq %%rbx \n" \
+ : "=m" (cpuid_ret) \
+ );
+
+#define get_cpuid(cpuid_ret) \
+ __asm__ __volatile__ ( \
+ ".align 32 \n" \
+ " pushq %%rax \n" \
+ " movl $1, %%eax \n" \
+ " cpuid \n" \
+ " test $0x00800000, %%edx\n" \
+ "1: \n" \
+ " movl %%edx, %0 \n" \
+ " jmp 2f \n" \
+ "2: \n" \
+ " movl $0, %0 \n" \
+ " popq %%rax \n" \
+ : "=m" (cpuid_ret) \
+ );
+#else
#define have_cpuid(cpuid_ret) \
__asm__ __volatile__ ( \
".align 32 \n" \
@@ -566,6 +606,8 @@
" popl %%eax \n" \
: "=m" (cpuid_ret) \
);
+#endif
+
/* P3 instructions - need to figure how to detect? */
#define prefetch(var) \
__asm__ __volatile__ ( \
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