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Merge "fix optimized build with -mcmodel=medium"

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Pascal Massimino 2015-12-12 12:59:36 +00:00 committed by Gerrit Code Review
commit e5687a18ca
1 changed files with 12 additions and 0 deletions
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12
src/dsp/cpu.c
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@ -31,6 +31,18 @@ static WEBP_INLINE void GetCPUInfo(int cpu_info[4], int info_type) {
: "=a"(cpu_info[0]), "=D"(cpu_info[1]), "=c"(cpu_info[2]), "=d"(cpu_info[3])
: "a"(info_type), "c"(0));
}
#elif defined(__x86_64__) && \
(defined(__code_model_medium__) || defined(__code_model_large__)) && \
defined(__PIC__)
static WEBP_INLINE void GetCPUInfo(int cpu_info[4], int info_type) {
__asm__ volatile (
"xchg{q}\t{%%rbx}, %q1\n"
"cpuid\n"
"xchg{q}\t{%%rbx}, %q1\n"
: "=a"(cpu_info[0]), "=&r"(cpu_info[1]), "=c"(cpu_info[2]),
"=d"(cpu_info[3])
: "a"(info_type), "c"(0));
}
#elif defined(__i386__) || defined(__x86_64__)
static WEBP_INLINE void GetCPUInfo(int cpu_info[4], int info_type) {
__asm__ volatile (