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[CallSite removal][WebAssembly] Replace CallSite with CallBase in WebAssemblyOptimizeReturned.

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Differential Revision: https://reviews.llvm.org/D78451
This commit is contained in:
Craig Topper 2020-04-19 18:32:20 -07:00
parent 252873879e
commit 4ecc8fb7eb
1 changed files with 7 additions and 8 deletions
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15
llvm/lib/Target/WebAssembly/WebAssemblyOptimizeReturned.cpp
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@ -42,7 +42,7 @@ public:
static char ID;
OptimizeReturned() : FunctionPass(ID) {}
void visitCallSite(CallSite CS);
void visitCallBase(CallBase &CB);
};
} // End anonymous namespace
@ -55,17 +55,16 @@ FunctionPass *llvm::createWebAssemblyOptimizeReturned() {
return new OptimizeReturned();
}
void OptimizeReturned::visitCallSite(CallSite CS) {
for (unsigned I = 0, E = CS.getNumArgOperands(); I < E; ++I)
if (CS.paramHasAttr(I, Attribute::Returned)) {
Instruction *Inst = CS.getInstruction();
Value *Arg = CS.getArgOperand(I);
void OptimizeReturned::visitCallBase(CallBase &CB) {
for (unsigned I = 0, E = CB.getNumArgOperands(); I < E; ++I)
if (CB.paramHasAttr(I, Attribute::Returned)) {
Value *Arg = CB.getArgOperand(I);
// Ignore constants, globals, undef, etc.
if (isa<Constant>(Arg))
continue;
// Like replaceDominatedUsesWith but using Instruction/Use dominance.
Arg->replaceUsesWithIf(Inst,
[&](Use &U) { return DT->dominates(Inst, U); });
Arg->replaceUsesWithIf(&CB,
[&](Use &U) { return DT->dominates(&CB, U); });
}
}