diff options
| author | Roland Scheidegger <[email protected]> | 2013-06-19 23:46:15 +0200 |
|---|---|---|
| committer | Roland Scheidegger <[email protected]> | 2013-06-19 23:47:36 +0200 |
| commit | ffebefa11424411d7e54a3a1223fe87a2de6e596 (patch) | |
| tree | e3e24548ffb9377f07e4aceff6247db8d0e6a89d /src/gallium | |
| parent | 5c9aee111effea2f16437bb3c5b5ad5c69cd7aed (diff) | |
util: (trivial) add has_popcnt field
Not used yet but there's a couple of places in llvmpipe which should use this
(occlusion count is currently very inefficent if there's no cpu popcnt
instruction).
Diffstat (limited to 'src/gallium')
| -rw-r--r-- | src/gallium/auxiliary/util/u_cpu_detect.c | 1 | ||||
| -rw-r--r-- | src/gallium/auxiliary/util/u_cpu_detect.h | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/util/u_cpu_detect.c b/src/gallium/auxiliary/util/u_cpu_detect.c index 763b5cc220f..b118fc8ae36 100644 --- a/src/gallium/auxiliary/util/u_cpu_detect.c +++ b/src/gallium/auxiliary/util/u_cpu_detect.c @@ -283,6 +283,7 @@ util_cpu_detect(void) 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_popcnt = (regs2[2] >> 23) & 1; util_cpu_caps.has_avx = (regs2[2] >> 28) & 1; util_cpu_caps.has_f16c = (regs2[2] >> 29) & 1; util_cpu_caps.has_mmx2 = util_cpu_caps.has_sse; /* SSE cpus supports mmxext too */ diff --git a/src/gallium/auxiliary/util/u_cpu_detect.h b/src/gallium/auxiliary/util/u_cpu_detect.h index 21c2f048ff4..f9cd6475e45 100644 --- a/src/gallium/auxiliary/util/u_cpu_detect.h +++ b/src/gallium/auxiliary/util/u_cpu_detect.h @@ -62,6 +62,7 @@ struct util_cpu_caps { unsigned has_ssse3:1; unsigned has_sse4_1:1; unsigned has_sse4_2:1; + unsigned has_popcnt:1; unsigned has_avx:1; unsigned has_f16c:1; unsigned has_3dnow:1; |