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[SCCP] Add context to SimplifyQuery #1

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[SCCP] Add context to SimplifyQuery #1

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2 changes: 1 addition & 1 deletion llvm/lib/Transforms/Utils/SCCPSolver.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1503,7 +1503,7 @@ void SCCPInstVisitor::visitBinaryOperator(Instruction &I) {
Value *V2 = SCCPSolver::isConstant(V2State)
? getConstant(V2State, I.getOperand(1)->getType())
: I.getOperand(1);
Value *R = simplifyBinOp(I.getOpcode(), V1, V2, SimplifyQuery(DL));
Value *R = simplifyBinOp(I.getOpcode(), V1, V2, SimplifyQuery(DL, &I));
auto *C = dyn_cast_or_null<Constant>(R);
if (C) {
// Conservatively assume that the result may be based on operands that may
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21 changes: 21 additions & 0 deletions llvm/test/Transforms/SCCP/float-denormal-simplification.ll
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Original file line number Diff line number Diff line change
@@ -0,0 +1,21 @@
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -passes=sccp -S %s | FileCheck %s

define float @test_ieee() #0 {
; CHECK-LABEL: @test_ieee(
; CHECK-NEXT: ret float 0x36F4000000000000
;
%1 = fmul float 2.802596928649634e-44, 2.000000e+00
ret float %1
}

define float @test_preserve_sign() #1 {
; CHECK-LABEL: @test_preserve_sign(
; CHECK-NEXT: ret float 0.000000e+00
;
%1 = fmul float 2.802596928649634e-44, 2.000000e+00
ret float %1
}

attributes #0 = {"denormal-fp-math"="ieee,ieee"}
attributes #1 = {"denormal-fp-math"="preserve-sign,preserve-sign"}