Fix function pointer const propagation
This commit is contained in:
drmortalwombat
parent
73dece7b58
commit
5aeec2fad4
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@ -1606,7 +1606,7 @@ static InterOperand OperandConstantFolding(InterOperator oper, InterOperand op1,
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return dop;
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}
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static void LoadConstantFold(InterInstruction* ins, InterInstruction* ains, const GrowingVariableArray& staticVars)
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static void LoadConstantFold(InterInstruction* ins, InterInstruction* ains, const GrowingVariableArray& staticVars, const GrowingInterCodeProcedurePtrArray&staticProcs)
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{
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const uint8* data;
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@ -1649,15 +1649,32 @@ static void LoadConstantFold(InterInstruction* ins, InterInstruction* ains, cons
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int j = 0;
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while (j < staticVars.Size() && !(staticVars[j] && staticVars[j]->mLinkerObject == lobj->mReferences[i]->mRefObject))
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j++;
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if (j < staticVars.Size())
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{
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ins->mConst.mMemory = IM_GLOBAL;
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ins->mConst.mVarIndex = staticVars[j]->mIndex;
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}
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else
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{
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j = 0;
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while (j < staticProcs.Size() && !(staticProcs[j] && staticProcs[j]->mLinkerObject == lobj->mReferences[i]->mRefObject))
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j++;
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if (j < staticProcs.Size())
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{
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ins->mConst.mMemory = IM_PROCEDURE;
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ins->mConst.mVarIndex = staticProcs[j]->mID;
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}
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else
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{
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ins->mConst.mMemory = IM_GLOBAL;
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ins->mConst.mVarIndex = -1;
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}
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}
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ins->mConst.mLinkerObject = lobj->mReferences[i]->mRefObject;
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ins->mConst.mIntConst = lobj->mReferences[i]->mRefOffset;
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ins->mConst.mMemory = IM_GLOBAL;
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ins->mConst.mOperandSize = ins->mConst.mLinkerObject->mSize;
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if (j < staticVars.Size())
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ins->mConst.mVarIndex = staticVars[j]->mIndex;
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else
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ins->mConst.mVarIndex = -1;
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}
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else
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{
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@ -2356,7 +2373,7 @@ bool InterInstruction::IsEqualSource(const InterInstruction* ins) const
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void ValueSet::UpdateValue(InterInstruction * ins, const GrowingInstructionPtrArray& tvalue, const NumberSet& aliasedLocals, const NumberSet& aliasedParams, const GrowingVariableArray& staticVars)
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void ValueSet::UpdateValue(InterInstruction * ins, const GrowingInstructionPtrArray& tvalue, const NumberSet& aliasedLocals, const NumberSet& aliasedParams, const GrowingVariableArray& staticVars, const GrowingInterCodeProcedurePtrArray& staticProcs)
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{
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int i, temp;
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@ -2439,7 +2456,7 @@ void ValueSet::UpdateValue(InterInstruction * ins, const GrowingInstructionPtrAr
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}
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else if (ins->mSrc[0].mTemp >= 0 && tvalue[ins->mSrc[0].mTemp] && tvalue[ins->mSrc[0].mTemp]->mCode == IC_CONSTANT && tvalue[ins->mSrc[0].mTemp]->mConst.mMemory == IM_GLOBAL && (tvalue[ins->mSrc[0].mTemp]->mConst.mLinkerObject->mFlags & LOBJF_CONST))
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{
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LoadConstantFold(ins, tvalue[ins->mSrc[0].mTemp], staticVars);
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LoadConstantFold(ins, tvalue[ins->mSrc[0].mTemp], staticVars, staticProcs);
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InsertValue(ins);
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}
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else
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@ -2639,7 +2656,7 @@ void ValueSet::UpdateValue(InterInstruction * ins, const GrowingInstructionPtrAr
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ins->mSrc[1].mTemp = -1;
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ins->mNumOperands = 0;
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars);
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars, staticProcs);
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return;
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}
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@ -2659,7 +2676,7 @@ void ValueSet::UpdateValue(InterInstruction * ins, const GrowingInstructionPtrAr
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ins->mNumOperands = 1;
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assert(ins->mSrc[0].mTemp >= 0);
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars);
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars, staticProcs);
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return;
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}
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@ -2671,7 +2688,7 @@ void ValueSet::UpdateValue(InterInstruction * ins, const GrowingInstructionPtrAr
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ins->mSrc[1].mTemp = -1;
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ins->mNumOperands = 0;
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars);
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars, staticProcs);
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return;
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}
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@ -2684,7 +2701,7 @@ void ValueSet::UpdateValue(InterInstruction * ins, const GrowingInstructionPtrAr
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ins->mSrc[1].mType = IT_NONE;
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ins->mNumOperands = 1;
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars);
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars, staticProcs);
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return;
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}
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@ -2700,7 +2717,7 @@ void ValueSet::UpdateValue(InterInstruction * ins, const GrowingInstructionPtrAr
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ins->mNumOperands = 1;
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assert(ins->mSrc[0].mTemp >= 0);
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars);
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars, staticProcs);
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return;
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}
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@ -2713,7 +2730,7 @@ void ValueSet::UpdateValue(InterInstruction * ins, const GrowingInstructionPtrAr
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ins->mSrc[1].mTemp = -1;
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ins->mNumOperands = 0;
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars);
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars, staticProcs);
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return;
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}
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@ -2725,7 +2742,7 @@ void ValueSet::UpdateValue(InterInstruction * ins, const GrowingInstructionPtrAr
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ins->mSrc[1].mType = IT_NONE;
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ins->mNumOperands = 1;
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars);
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars, staticProcs);
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return;
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}
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@ -2736,7 +2753,7 @@ void ValueSet::UpdateValue(InterInstruction * ins, const GrowingInstructionPtrAr
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ins->mSrc[1].mTemp = -1;
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ins->mNumOperands = 1;
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars);
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars, staticProcs);
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return;
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}
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@ -2751,7 +2768,7 @@ void ValueSet::UpdateValue(InterInstruction * ins, const GrowingInstructionPtrAr
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ins->mSrc[1].mTemp = -1;
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ins->mNumOperands = 0;
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars);
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars, staticProcs);
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return;
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}
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@ -2762,7 +2779,7 @@ void ValueSet::UpdateValue(InterInstruction * ins, const GrowingInstructionPtrAr
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ins->mNumOperands = 1;
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assert(ins->mSrc[0].mTemp >= 0);
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars);
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars, staticProcs);
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return;
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}
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@ -2987,7 +3004,7 @@ void ValueSet::UpdateValue(InterInstruction * ins, const GrowingInstructionPtrAr
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ins->mSrc[1].mTemp = -1;
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ins->mNumOperands = 0;
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars);
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars, staticProcs);
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}
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break;
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case IT_POINTER:
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@ -3002,7 +3019,7 @@ void ValueSet::UpdateValue(InterInstruction * ins, const GrowingInstructionPtrAr
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ins->mSrc[1].mTemp = -1;
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ins->mNumOperands = 0;
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars);
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars, staticProcs);
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}
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else if (ins->mSrc[1].mTemp >= 0 && tvalue[ins->mSrc[1].mTemp] && tvalue[ins->mSrc[1].mTemp]->mCode == IC_CONVERSION_OPERATOR &&
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ins->mSrc[0].mTemp >= 0 && tvalue[ins->mSrc[0].mTemp] && tvalue[ins->mSrc[0].mTemp]->mCode == IC_CONVERSION_OPERATOR &&
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@ -3015,7 +3032,7 @@ void ValueSet::UpdateValue(InterInstruction * ins, const GrowingInstructionPtrAr
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ins->mSrc[1].mType = tvalue[ins->mSrc[1].mTemp]->mSrc[0].mType;
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ins->mSrc[1].mTemp = tvalue[ins->mSrc[1].mTemp]->mSrc[0].mTemp;
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars);
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars, staticProcs);
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}
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else if (ins->mSrc[1].mTemp >= 0 && tvalue[ins->mSrc[1].mTemp] && tvalue[ins->mSrc[1].mTemp]->mCode == IC_CONVERSION_OPERATOR &&
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ins->mSrc[0].mTemp >= 0 && tvalue[ins->mSrc[0].mTemp] && tvalue[ins->mSrc[0].mTemp]->mCode == IC_CONSTANT &&
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@ -3215,7 +3232,7 @@ void ValueSet::UpdateValue(InterInstruction * ins, const GrowingInstructionPtrAr
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ins->mSrc[1].mTemp = tvalue[ins->mSrc[1].mTemp]->mSrc[0].mTemp;
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}
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars);
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars, staticProcs);
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}
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else if (ins->mSrc[0].mTemp >= 0 && tvalue[ins->mSrc[0].mTemp] && tvalue[ins->mSrc[0].mTemp]->mCode == IC_CONVERSION_OPERATOR &&
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ins->mSrc[1].mTemp >= 0 && tvalue[ins->mSrc[1].mTemp] && tvalue[ins->mSrc[1].mTemp]->mCode == IC_CONSTANT &&
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@ -3415,7 +3432,7 @@ void ValueSet::UpdateValue(InterInstruction * ins, const GrowingInstructionPtrAr
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ins->mSrc[0].mTemp = tvalue[ins->mSrc[0].mTemp]->mSrc[0].mTemp;
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}
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars);
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars, staticProcs);
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}
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else if (ins->mSrc[1].mTemp == ins->mSrc[0].mTemp)
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{
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@ -3442,7 +3459,7 @@ void ValueSet::UpdateValue(InterInstruction * ins, const GrowingInstructionPtrAr
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ins->mSrc[1].mTemp = -1;
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ins->mNumOperands = 0;
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars);
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UpdateValue(ins, tvalue, aliasedLocals, aliasedParams, staticVars, staticProcs);
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}
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break;
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}
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@ -5976,7 +5993,7 @@ static bool ispow2(int64 v)
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return 0;
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}
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void InterCodeBasicBlock::CheckValueUsage(InterInstruction * ins, const GrowingInstructionPtrArray& tvalue, const GrowingVariableArray& staticVars, FastNumberSet& fsingle)
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void InterCodeBasicBlock::CheckValueUsage(InterInstruction * ins, const GrowingInstructionPtrArray& tvalue, const GrowingVariableArray& staticVars, const GrowingInterCodeProcedurePtrArray& staticProcs, FastNumberSet& fsingle)
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{
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switch (ins->mCode)
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{
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@ -6057,7 +6074,7 @@ void InterCodeBasicBlock::CheckValueUsage(InterInstruction * ins, const GrowingI
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OptimizeAddress(ins, tvalue, 0);
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if (ins->mSrc[0].mTemp < 0 && ins->mSrc[0].mMemory == IM_GLOBAL && (ins->mSrc[0].mLinkerObject->mFlags & LOBJF_CONST))
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LoadConstantFold(ins, nullptr, staticVars);
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LoadConstantFold(ins, nullptr, staticVars, staticProcs);
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break;
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case IC_STORE:
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@ -10960,7 +10977,7 @@ bool InterCodeBasicBlock::SimplifyIntegerNumeric(const GrowingInstructionPtrArra
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return changed;
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}
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void InterCodeBasicBlock::PerformValueForwarding(const GrowingInstructionPtrArray& tvalue, const ValueSet& values, FastNumberSet& tvalid, const NumberSet& aliasedLocals, const NumberSet& aliasedParams, int& spareTemps, const GrowingVariableArray& staticVars)
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void InterCodeBasicBlock::PerformValueForwarding(const GrowingInstructionPtrArray& tvalue, const ValueSet& values, FastNumberSet& tvalid, const NumberSet& aliasedLocals, const NumberSet& aliasedParams, int& spareTemps, const GrowingVariableArray& staticVars, const GrowingInterCodeProcedurePtrArray& staticProcs)
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{
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int i;
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@ -11349,16 +11366,16 @@ void InterCodeBasicBlock::PerformValueForwarding(const GrowingInstructionPtrArra
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}
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#endif
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lvalues.UpdateValue(mInstructions[i], ltvalue, aliasedLocals, aliasedParams, staticVars);
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lvalues.UpdateValue(mInstructions[i], ltvalue, aliasedLocals, aliasedParams, staticVars, staticProcs);
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mInstructions[i]->PerformValueForwarding(ltvalue, tvalid);
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}
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if (mTrueJump) mTrueJump->PerformValueForwarding(ltvalue, lvalues, tvalid, aliasedLocals, aliasedParams, spareTemps, staticVars);
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if (mFalseJump) mFalseJump->PerformValueForwarding(ltvalue, lvalues, tvalid, aliasedLocals, aliasedParams, spareTemps, staticVars);
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if (mTrueJump) mTrueJump->PerformValueForwarding(ltvalue, lvalues, tvalid, aliasedLocals, aliasedParams, spareTemps, staticVars, staticProcs);
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if (mFalseJump) mFalseJump->PerformValueForwarding(ltvalue, lvalues, tvalid, aliasedLocals, aliasedParams, spareTemps, staticVars, staticProcs);
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}
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}
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void InterCodeBasicBlock::PerformMachineSpecificValueUsageCheck(const GrowingInstructionPtrArray& tvalue, FastNumberSet& tvalid, const GrowingVariableArray& staticVars, FastNumberSet &fsingle)
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void InterCodeBasicBlock::PerformMachineSpecificValueUsageCheck(const GrowingInstructionPtrArray& tvalue, FastNumberSet& tvalid, const GrowingVariableArray& staticVars, const GrowingInterCodeProcedurePtrArray& staticProcs, FastNumberSet &fsingle)
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{
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int i;
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@ -11408,12 +11425,12 @@ void InterCodeBasicBlock::PerformMachineSpecificValueUsageCheck(const GrowingIns
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for (i = 0; i < mInstructions.Size(); i++)
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{
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CheckValueUsage(mInstructions[i], ltvalue, staticVars, fsingle);
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CheckValueUsage(mInstructions[i], ltvalue, staticVars, staticProcs, fsingle);
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mInstructions[i]->PerformValueForwarding(ltvalue, tvalid);
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}
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if (mTrueJump) mTrueJump->PerformMachineSpecificValueUsageCheck(ltvalue, tvalid, staticVars, fsingle);
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if (mFalseJump) mFalseJump->PerformMachineSpecificValueUsageCheck(ltvalue, tvalid, staticVars, fsingle);
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if (mTrueJump) mTrueJump->PerformMachineSpecificValueUsageCheck(ltvalue, tvalid, staticVars, staticProcs, fsingle);
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if (mFalseJump) mFalseJump->PerformMachineSpecificValueUsageCheck(ltvalue, tvalid, staticVars, staticProcs, fsingle);
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}
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}
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@ -18536,7 +18553,7 @@ void InterCodeBasicBlock::CheckBlocks(void)
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}
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bool InterCodeBasicBlock::PeepholeReplaceOptimization(const GrowingVariableArray& staticVars)
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bool InterCodeBasicBlock::PeepholeReplaceOptimization(const GrowingVariableArray& staticVars, const GrowingInterCodeProcedurePtrArray& staticProcs)
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{
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int j = 0;
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for (int i = 0; i < mInstructions.Size(); i++)
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@ -18560,7 +18577,7 @@ bool InterCodeBasicBlock::PeepholeReplaceOptimization(const GrowingVariableArray
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}
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if (mInstructions[i]->mCode == IC_LOAD && mInstructions[i]->mSrc[0].mMemory == IM_GLOBAL && (mInstructions[i]->mSrc[0].mLinkerObject->mFlags & LOBJF_CONST))
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{
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LoadConstantFold(mInstructions[i], nullptr, staticVars);
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LoadConstantFold(mInstructions[i], nullptr, staticVars, staticProcs);
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changed = true;
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}
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@ -19865,7 +19882,7 @@ bool InterCodeBasicBlock::CommonTailCodeMerge(void)
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return changed;
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}
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void InterCodeBasicBlock::PeepholeOptimization(const GrowingVariableArray& staticVars)
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void InterCodeBasicBlock::PeepholeOptimization(const GrowingVariableArray& staticVars, const GrowingInterCodeProcedurePtrArray& staticProcs)
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{
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int i;
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@ -20164,7 +20181,7 @@ void InterCodeBasicBlock::PeepholeOptimization(const GrowingVariableArray& stati
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CheckFinalLocal();
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do {} while (PeepholeReplaceOptimization(staticVars));
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do {} while (PeepholeReplaceOptimization(staticVars, staticProcs));
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// build trains
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#if 1
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@ -20373,12 +20390,12 @@ void InterCodeBasicBlock::PeepholeOptimization(const GrowingVariableArray& stati
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CheckFinalLocal();
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do {} while (PeepholeReplaceOptimization(staticVars));
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do {} while (PeepholeReplaceOptimization(staticVars, staticProcs));
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CheckFinalLocal();
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if (mTrueJump) mTrueJump->PeepholeOptimization(staticVars);
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if (mFalseJump) mFalseJump->PeepholeOptimization(staticVars);
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if (mTrueJump) mTrueJump->PeepholeOptimization(staticVars, staticProcs);
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if (mFalseJump) mFalseJump->PeepholeOptimization(staticVars, staticProcs);
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}
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}
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@ -21232,7 +21249,7 @@ void InterCodeProcedure::PeepholeOptimization(void)
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CheckFinal();
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ResetVisited();
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mEntryBlock->PeepholeOptimization(mModule->mGlobalVars);
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mEntryBlock->PeepholeOptimization(mModule->mGlobalVars, mModule->mProcedures);
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Disassemble("PeepholeOptimization");
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CheckFinal();
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@ -22031,7 +22048,7 @@ void InterCodeProcedure::Close(void)
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tvalidSet.Reset(numTemps + 64);
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ResetVisited();
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mEntryBlock->PerformValueForwarding(mValueForwardingTable, valueSet, tvalidSet, mLocalAliasedSet, mParamAliasedSet, numTemps, mModule->mGlobalVars);
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mEntryBlock->PerformValueForwarding(mValueForwardingTable, valueSet, tvalidSet, mLocalAliasedSet, mParamAliasedSet, numTemps, mModule->mGlobalVars, mModule->mProcedures);
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assert(numTemps <= tvalidSet.Size());
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@ -22072,7 +22089,7 @@ void InterCodeProcedure::Close(void)
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mEntryBlock->CalculateSingleUsedTemps(fusedSet, fsingleSet);
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ResetVisited();
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mEntryBlock->PerformMachineSpecificValueUsageCheck(mValueForwardingTable, tvalidSet, mModule->mGlobalVars, fsingleSet);
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mEntryBlock->PerformMachineSpecificValueUsageCheck(mValueForwardingTable, tvalidSet, mModule->mGlobalVars, mModule->mProcedures, fsingleSet);
|
||||
|
||||
DisassembleDebug("machine value forwarding");
|
||||
|
||||
|
|
|
|||
|
|
@ -211,7 +211,7 @@ public:
|
|||
void RemoveValue(int index);
|
||||
void InsertValue(InterInstruction * ins);
|
||||
|
||||
void UpdateValue(InterInstruction * ins, const GrowingInstructionPtrArray& tvalue, const NumberSet& aliasedLocals, const NumberSet& aliasedParams, const GrowingVariableArray& staticVars);
|
||||
void UpdateValue(InterInstruction * ins, const GrowingInstructionPtrArray& tvalue, const NumberSet& aliasedLocals, const NumberSet& aliasedParams, const GrowingVariableArray& staticVars, const GrowingInterCodeProcedurePtrArray& staticProcs);
|
||||
void Intersect(ValueSet& set);
|
||||
};
|
||||
|
||||
|
|
@ -494,10 +494,10 @@ public:
|
|||
void GlobalRenameRegister(const GrowingIntArray& renameTable, GrowingTypeArray& temporaries);
|
||||
void RenameValueRanges(const GrowingIntArray& renameTable, int numTemps);
|
||||
|
||||
void CheckValueUsage(InterInstruction * ins, const GrowingInstructionPtrArray& tvalue, const GrowingVariableArray& staticVars, FastNumberSet& fsingle);
|
||||
void CheckValueUsage(InterInstruction * ins, const GrowingInstructionPtrArray& tvalue, const GrowingVariableArray& staticVars, const GrowingInterCodeProcedurePtrArray& staticProcs, FastNumberSet& fsingle);
|
||||
void PerformTempForwarding(const TempForwardingTable& forwardingTable, bool reverse, bool checkloops);
|
||||
void PerformValueForwarding(const GrowingInstructionPtrArray& tvalue, const ValueSet& values, FastNumberSet& tvalid, const NumberSet& aliasedLocals, const NumberSet& aliasedParams, int & spareTemps, const GrowingVariableArray& staticVars);
|
||||
void PerformMachineSpecificValueUsageCheck(const GrowingInstructionPtrArray& tvalue, FastNumberSet& tvalid, const GrowingVariableArray& staticVars, FastNumberSet& fsingle);
|
||||
void PerformValueForwarding(const GrowingInstructionPtrArray& tvalue, const ValueSet& values, FastNumberSet& tvalid, const NumberSet& aliasedLocals, const NumberSet& aliasedParams, int & spareTemps, const GrowingVariableArray& staticVars, const GrowingInterCodeProcedurePtrArray& staticProcs);
|
||||
void PerformMachineSpecificValueUsageCheck(const GrowingInstructionPtrArray& tvalue, FastNumberSet& tvalid, const GrowingVariableArray& staticVars, const GrowingInterCodeProcedurePtrArray& staticProcs, FastNumberSet& fsingle);
|
||||
bool EliminateDeadBranches(void);
|
||||
|
||||
bool MergeIndexedLoadStore(const GrowingInstructionPtrArray& tvalue);
|
||||
|
|
@ -590,8 +590,8 @@ public:
|
|||
bool CommonTailCodeMerge(void);
|
||||
bool SplitSingleBranchUseConst(void);
|
||||
|
||||
void PeepholeOptimization(const GrowingVariableArray& staticVars);
|
||||
bool PeepholeReplaceOptimization(const GrowingVariableArray& staticVars);
|
||||
void PeepholeOptimization(const GrowingVariableArray& staticVars, const GrowingInterCodeProcedurePtrArray& staticProcs);
|
||||
bool PeepholeReplaceOptimization(const GrowingVariableArray& staticVars, const GrowingInterCodeProcedurePtrArray& staticProcs);
|
||||
|
||||
bool MoveLoopHeadCheckToTail(void);
|
||||
void SingleBlockLoopOptimisation(const NumberSet& aliasedParams, const GrowingVariableArray& staticVars);
|
||||
|
|
|
|||
Loading…
Reference in New Issue