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Move the inline cost analysis's primary cost query to TTI instead of the

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old CodeMetrics system. TTI has the specific advantage of being
extensible and customizable by targets to reflect target-specific cost
metrics.

llvm-svn: 173032
This commit is contained in:
Chandler Carruth 2013-01-21 12:05:16 +00:00
parent 6607b69d72
commit 97580b4052
1 changed files with 4 additions and 4 deletions
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8
lib/Analysis/InlineCost.cpp
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@ -422,7 +422,7 @@ bool CallAnalyzer::visitPtrToInt(PtrToIntInst &I) {
if (lookupSROAArgAndCost(I.getOperand(0), SROAArg, CostIt))
SROAArgValues[&I] = SROAArg;
return isInstructionFree(&I, TD);
return TargetTransformInfo::TCC_Free == TTI.getUserCost(&I);
}
bool CallAnalyzer::visitIntToPtr(IntToPtrInst &I) {
@ -452,7 +452,7 @@ bool CallAnalyzer::visitIntToPtr(IntToPtrInst &I) {
if (lookupSROAArgAndCost(Op, SROAArg, CostIt))
SROAArgValues[&I] = SROAArg;
return isInstructionFree(&I, TD);
return TargetTransformInfo::TCC_Free == TTI.getUserCost(&I);
}
bool CallAnalyzer::visitCastInst(CastInst &I) {
@ -469,7 +469,7 @@ bool CallAnalyzer::visitCastInst(CastInst &I) {
// Disable SROA in the face of arbitrary casts we don't whitelist elsewhere.
disableSROA(I.getOperand(0));
return isInstructionFree(&I, TD);
return TargetTransformInfo::TCC_Free == TTI.getUserCost(&I);
}
bool CallAnalyzer::visitUnaryInstruction(UnaryInstruction &I) {
@ -782,7 +782,7 @@ bool CallAnalyzer::visitCallSite(CallSite CS) {
bool CallAnalyzer::visitInstruction(Instruction &I) {
// Some instructions are free. All of the free intrinsics can also be
// handled by SROA, etc.
if (isInstructionFree(&I, TD))
if (TargetTransformInfo::TCC_Free == TTI.getUserCost(&I))
return true;
// We found something we don't understand or can't handle. Mark any SROA-able