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util: add cpu detection for sse 4.2 and avx

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This commit is contained in:
Brian Paul 2011-04-07 13:41:52 -06:00
parent 1e105741f1
commit ef2c80f506
2 changed files with 6 additions and 0 deletions
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4
src/gallium/auxiliary/util/u_cpu_detect.c
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@ -277,6 +277,8 @@ util_cpu_detect(void)
util_cpu_caps.has_sse3 = (regs2[2] >> 0) & 1; /* 0x0000001 */
util_cpu_caps.has_ssse3 = (regs2[2] >> 9) & 1; /* 0x0000020 */
util_cpu_caps.has_sse4_1 = (regs2[2] >> 19) & 1;
util_cpu_caps.has_sse4_2 = (regs2[2] >> 20) & 1;
util_cpu_caps.has_avx = (regs2[2] >> 28) & 1;
util_cpu_caps.has_mmx2 = util_cpu_caps.has_sse; /* SSE cpus supports mmxext too */
cacheline = ((regs2[1] >> 8) & 0xFF) * 8;
@ -329,6 +331,8 @@ util_cpu_detect(void)
debug_printf("util_cpu_caps.has_sse3 = %u\n", util_cpu_caps.has_sse3);
debug_printf("util_cpu_caps.has_ssse3 = %u\n", util_cpu_caps.has_ssse3);
debug_printf("util_cpu_caps.has_sse4_1 = %u\n", util_cpu_caps.has_sse4_1);
debug_printf("util_cpu_caps.has_sse4_2 = %u\n", util_cpu_caps.has_sse4_2);
debug_printf("util_cpu_caps.has_avx = %u\n", util_cpu_caps.has_avx);
debug_printf("util_cpu_caps.has_3dnow = %u\n", util_cpu_caps.has_3dnow);
debug_printf("util_cpu_caps.has_3dnow_ext = %u\n", util_cpu_caps.has_3dnow_ext);
debug_printf("util_cpu_caps.has_altivec = %u\n", util_cpu_caps.has_altivec);

2
src/gallium/auxiliary/util/u_cpu_detect.h
View file

@ -53,6 +53,8 @@ struct util_cpu_caps {
unsigned has_sse3:1;
unsigned has_ssse3:1;
unsigned has_sse4_1:1;
unsigned has_sse4_2:1;
unsigned has_avx:1;
unsigned has_3dnow:1;
unsigned has_3dnow_ext:1;
unsigned has_altivec:1;