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Merge pull request #4467 from unknownbrackets/perf

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Avoid literal loads in the arm vertexjit.
This commit is contained in:
Henrik Rydgård 2013-11-06 08:51:23 -08:00
commit 340359fa84
1 changed files with 3 additions and 2 deletions
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5
GPU/GLES/VertexDecoder.cpp
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@ -996,7 +996,7 @@ void VertexDecoderJitCache::Jit_Color565() {
// Expand 5 -> 8.
LSL(tempReg3, tempReg2, 3);
ORR(tempReg2, tempReg3, Operand2(tempReg2, ST_LSR, 2));
ANDI2R(tempReg2, tempReg2, 0x00FF00FF, scratchReg);
ANDI2R(tempReg2, tempReg2, 0xFFFF00FF, scratchReg);
// Now finally G. We start by shoving it into a wall.
LSR(tempReg1, tempReg1, 5);
@ -1024,7 +1024,8 @@ void VertexDecoderJitCache::Jit_Color5551() {
// Expand 5 -> 8.
LSR(tempReg3, tempReg2, 2);
// Clean up the bits that were shifted right.
ANDI2R(tempReg3, tempReg1, 0x07070707, scratchReg);
BIC(tempReg3, tempReg1, AssumeMakeOperand2(0x000000F8));
BIC(tempReg3, tempReg3, AssumeMakeOperand2(0x0000F800));
ORR(tempReg2, tempReg3, Operand2(tempReg2, ST_LSL, 3));
// Now we just need alpha.