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arm64jit: Statically allocate ra as well.

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This doesn't seem to have a significant impact on performance, but it
improves bloat by about 5%.
This commit is contained in:
Unknown W. Brackets 2017-12-30 00:34:36 -08:00
parent 89cbf36611
commit ae63628360
1 changed files with 3 additions and 2 deletions
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5
Core/MIPS/ARM64/Arm64RegCache.cpp
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@ -69,10 +69,10 @@ void Arm64RegCache::Start(MIPSAnalyst::AnalysisResults &stats) {
const ARM64Reg *Arm64RegCache::GetMIPSAllocationOrder(int &count) {
// See register alloc remarks in Arm64Asm.cpp
// W19-W22 are most suitable for static allocation. Those that are chosen for static allocation
// W19-W23 are most suitable for static allocation. Those that are chosen for static allocation
// should be omitted here and added in GetStaticAllocations.
static const ARM64Reg allocationOrder[] = {
W19, W20, W21, W22, W0, W1, W2, W3, W4, W5, W6, W7, W8, W9, W10, W11, W12, W13, W14, W15,
W19, W20, W21, W22, W23, W0, W1, W2, W3, W4, W5, W6, W7, W8, W9, W10, W11, W12, W13, W14, W15,
};
static const ARM64Reg allocationOrderStaticAlloc[] = {
W0, W1, W2, W3, W4, W5, W6, W7, W8, W9, W10, W11, W12, W13, W14, W15,
@ -93,6 +93,7 @@ const Arm64RegCache::StaticAllocation *Arm64RegCache::GetStaticAllocations(int &
{MIPS_REG_V0, W20},
{MIPS_REG_V1, W22},
{MIPS_REG_A0, W21},
{MIPS_REG_RA, W23},
};
if (jo_->useStaticAlloc) {