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VertexLoaderX64: fix duplicate register allocation 

Thanks to @shuffle2 for noticing this.
This commit is contained in:
Tillmann Karras 2015-01-15 05:32:14 +01:00
parent f5545477e3
commit dc01e261d1
1 changed files with 8 additions and 5 deletions
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13
Source/Core/VideoCommon/VertexLoaderX64.cpp
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@ -12,11 +12,11 @@ using namespace Gen;
static const X64Reg src_reg = ABI_PARAM1; static const X64Reg src_reg = ABI_PARAM1;
static const X64Reg dst_reg = ABI_PARAM2; static const X64Reg dst_reg = ABI_PARAM2;
static const X64Reg count_reg = ABI_PARAM3;
static const X64Reg scratch1 = RAX; static const X64Reg scratch1 = RAX;
static const X64Reg scratch2 = R8; static const X64Reg scratch2 = ABI_PARAM3;
static const X64Reg scratch3 = R9; static const X64Reg scratch3 = ABI_PARAM4;
static const X64Reg skipped_reg = R10; static const X64Reg count_reg = R10;
static const X64Reg skipped_reg = R11;
VertexLoaderX64::VertexLoaderX64(const TVtxDesc& vtx_desc, const VAT& vtx_att): VertexLoaderBase(vtx_desc, vtx_att) VertexLoaderX64::VertexLoaderX64(const TVtxDesc& vtx_desc, const VAT& vtx_att): VertexLoaderBase(vtx_desc, vtx_att)
{ {
@ -284,7 +284,10 @@ void VertexLoaderX64::ReadColor(OpArg data, u64 attribute, int format, int eleme
void VertexLoaderX64::GenerateVertexLoader() void VertexLoaderX64::GenerateVertexLoader()
{ {
// Backup count since we're going to count it down. // Backup count since we're going to count it down.
PUSH(32, R(count_reg)); PUSH(32, R(ABI_PARAM3));
// We use ABI_PARAM3 for scratch2.
MOV(32, R(count_reg), R(ABI_PARAM3));
if (m_VtxDesc.Position & MASK_INDEXED) if (m_VtxDesc.Position & MASK_INDEXED)
XOR(32, R(skipped_reg), R(skipped_reg)); XOR(32, R(skipped_reg), R(skipped_reg));