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Fixed explicit non-volatile register preservation

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This commit is contained in:
Brian Fiete 2022-06-12 10:57:28 -07:00
parent 27f382a567
commit 4c553ee9a3
1 changed files with 6 additions and 2 deletions
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8
IDEHelper/Backend/BeMCContext.cpp
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@ -9035,8 +9035,12 @@ bool BeMCContext::DoLegalization()
auto scratchVRegInfo = mVRegInfo[scratchReg.mVRegIdx]; auto scratchVRegInfo = mVRegInfo[scratchReg.mVRegIdx];
// If a scratch vreg needs to preserve a register like the remapped vreg // If a scratch vreg needs to preserve a register like the remapped vreg
scratchVRegInfo->mDisableR11 |= remappedVRegInfo->mDisableR11;
scratchVRegInfo->mDisableR12 |= remappedVRegInfo->mDisableR12;
scratchVRegInfo->mDisableR13 |= remappedVRegInfo->mDisableR13;
scratchVRegInfo->mDisableRAX |= remappedVRegInfo->mDisableRAX; scratchVRegInfo->mDisableRAX |= remappedVRegInfo->mDisableRAX;
scratchVRegInfo->mDisableRDX |= remappedVRegInfo->mDisableRDX; scratchVRegInfo->mDisableRDX |= remappedVRegInfo->mDisableRDX;
scratchVRegInfo->mDisableEx |= remappedVRegInfo->mDisableEx;
if ((insertPos == instIdx) || (!scratchForceReg)) if ((insertPos == instIdx) || (!scratchForceReg))
{ {
@ -11556,7 +11560,7 @@ void BeMCContext::DoRegFinalization()
continue; continue;
} }
if (IsVolatileReg(vregInfo->mReg)) if ((inst->mArg0) || (IsVolatileReg(vregInfo->mReg)))
{ {
if (vregInfo->mVolatileVRegSave == -1) if (vregInfo->mVolatileVRegSave == -1)
{ {
@ -16139,7 +16143,7 @@ void BeMCContext::Generate(BeFunction* function)
mDbgPreferredRegs[32] = X64Reg_R8;*/ mDbgPreferredRegs[32] = X64Reg_R8;*/
//mDbgPreferredRegs[8] = X64Reg_RAX; //mDbgPreferredRegs[8] = X64Reg_RAX;
//mDebugging = (function->mName == "?Main@TestProgram@BeefTest@bf@@CAXXZ"); //mDebugging = (function->mName == "?CreateEntity@ModelLoader@Content@GlitchyEngine@bf@@CA?AU?$__TUPLE_Entity_Transform@VEcsEntity@World@GlitchyEngine@bf@@PEA?AUTransformComponent@123@@4@PEAVEcsWorld@World@34@U?$Nullable@UStringView@System@bf@@@System@4@VEcsEntity@734@@Z");
// || (function->mName == "?MethodA@TestProgram@BeefTest@bf@@CAXXZ"); // || (function->mName == "?MethodA@TestProgram@BeefTest@bf@@CAXXZ");
// || (function->mName == "?Hey@Blurg@bf@@SAXXZ") // || (function->mName == "?Hey@Blurg@bf@@SAXXZ")
// ; // ;