From d80124ab5978a3081f800e82b4600002fce14869 Mon Sep 17 00:00:00 2001 From: Tillmann Karras Date: Thu, 22 Oct 2015 14:46:57 +0200 Subject: [PATCH] VertexLoaderX64: optimize 4444 color conversion https://gist.github.com/rygorous/75133a50c60f9243366e --- Source/Core/VideoCommon/VertexLoaderX64.cpp | 28 +++++++-------------- 1 file changed, 9 insertions(+), 19 deletions(-) diff --git a/Source/Core/VideoCommon/VertexLoaderX64.cpp b/Source/Core/VideoCommon/VertexLoaderX64.cpp index e96620d175..56f0a30727 100644 --- a/Source/Core/VideoCommon/VertexLoaderX64.cpp +++ b/Source/Core/VideoCommon/VertexLoaderX64.cpp @@ -314,34 +314,24 @@ void VertexLoaderX64::ReadColor(OpArg data, u64 attribute, int format) LoadAndSwap(16, scratch1, data); if (cpu_info.bBMI2) { - MOV(32, R(scratch3), Imm32(0x0F0F0F0F)); - PDEP(32, scratch2, scratch1, R(scratch3)); - MOV(32, R(scratch3), Imm32(0xF0F0F0F0)); - PDEP(32, scratch1, scratch1, R(scratch3)); + MOV(32, R(scratch2), Imm32(0x0F0F0F0F)); + PDEP(32, scratch1, scratch1, R(scratch2)); } else { - MOV(32, R(scratch3), R(scratch1)); - SHL(32, R(scratch1), Imm8(12)); - AND(32, R(scratch1), Imm32(0x0F000000)); MOV(32, R(scratch2), R(scratch1)); - - MOV(32, R(scratch1), R(scratch3)); SHL(32, R(scratch1), Imm8(8)); - AND(32, R(scratch1), Imm32(0x000F0000)); - OR(32, R(scratch2), R(scratch1)); + OR(32, R(scratch1), R(scratch2)); + AND(32, R(scratch1), Imm32(0x00FF00FF)); - MOV(32, R(scratch1), R(scratch3)); + MOV(32, R(scratch2), R(scratch1)); SHL(32, R(scratch1), Imm8(4)); - AND(32, R(scratch1), Imm32(0x00000F00)); - OR(32, R(scratch2), R(scratch1)); + OR(32, R(scratch1), R(scratch2)); + AND(32, R(scratch1), Imm32(0x0F0F0F0F)); - AND(32, R(scratch3), Imm8(0x0F)); - OR(32, R(scratch2), R(scratch3)); - - MOV(32, R(scratch1), R(scratch2)); - SHL(32, R(scratch1), Imm8(4)); } + MOV(32, R(scratch2), R(scratch1)); + SHL(32, R(scratch1), Imm8(4)); OR(32, R(scratch1), R(scratch2)); SwapAndStore(32, MDisp(dst_reg, m_dst_ofs), scratch1); load_bytes = 2;