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cpu: check for CMOV flag before using this intsruction in assembly

Browse source 
http://pulseaudio.org/ticket/776
This commit is contained in:
Lennart Poettering 2010-01-13 20:31:17 +01:00
parent 540ec7b961
commit 170812755e
3 changed files with 9 additions and 5 deletions
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6
src/pulsecore/cpu-x86.c
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@ -57,6 +57,9 @@ void pa_cpu_init_x86 (void) {
if (level >= 1) {
get_cpuid (0x00000001, &eax, &ebx, &ecx, &edx);
if (edx & (1<<15))
flags |= PA_CPU_X86_CMOV;
if (edx & (1<<23))
flags |= PA_CPU_X86_MMX;
@ -97,7 +100,8 @@ void pa_cpu_init_x86 (void) {
flags |= PA_CPU_X86_3DNOW;
}
pa_log_info ("CPU flags: %s%s%s%s%s%s%s%s%s%s",
pa_log_info ("CPU flags: %s%s%s%s%s%s%s%s%s%s%s",
(flags & PA_CPU_X86_CMOV) ? "CMOV " : "",
(flags & PA_CPU_X86_MMX) ? "MMX " : "",
(flags & PA_CPU_X86_SSE) ? "SSE " : "",
(flags & PA_CPU_X86_SSE2) ? "SSE2 " : "",