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swr/rast: disable AVX512 optimization of SSE / AVX code 

Disable an optimization which implemented sse/avx operations on avx512
using avx512 intrinsics (to avoid switching between lane widths).

Compile with SIMD_OPT_128_AVX512 / SIMD_OPT_256_AVX512 defined to enable
these optimizations.

Reviewed-by: Bruce Cherniak <bruce.cherniak@intel.com>
This commit is contained in:
Tim Rowley 2017-07-19 16:16:57 -05:00
parent d08493f9ce
commit f8a572cdf0
1 changed files with 4 additions and 0 deletions
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4
src/gallium/drivers/swr/rasterizer/common/simdlib.hpp
View File

@ -53,6 +53,7 @@ namespace SIMDImpl
#if SIMD_ARCH >= SIMD_ARCH_AVX512
struct AVX512Impl : AVX2Impl
{
#if defined(SIMD_OPT_128_AVX512)
#define __SIMD_LIB_AVX512_HPP__
#include "simdlib_128_avx512.inl"
#if defined(SIMD_ARCH_KNIGHTS)
@ -61,6 +62,7 @@ namespace SIMDImpl
#include "simdlib_128_avx512_core.inl"
#endif // defined(SIMD_ARCH_KNIGHTS)
#undef __SIMD_LIB_AVX512_HPP__
#endif // SIMD_OPT_128_AVX512
}; // struct AVX2Impl
#endif // #if SIMD_ARCH >= SIMD_ARCH_AVX512
@ -108,6 +110,7 @@ namespace SIMDImpl
#if SIMD_ARCH >= SIMD_ARCH_AVX512
struct AVX512Impl : AVX2Impl
{
#if defined(SIMD_OPT_256_AVX512)
#define __SIMD_LIB_AVX512_HPP__
#include "simdlib_256_avx512.inl"
#if defined(SIMD_ARCH_KNIGHTS)
@ -116,6 +119,7 @@ namespace SIMDImpl
#include "simdlib_256_avx512_core.inl"
#endif // defined(SIMD_ARCH_KNIGHTS)
#undef __SIMD_LIB_AVX512_HPP__
#endif // SIMD_OPT_256_AVX512
}; // struct AVX2Impl
#endif // #if SIMD_ARCH >= SIMD_ARCH_AVX512