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18 lines
524 B
LLVM
18 lines
524 B
LLVM
; fastisel should not fold add with non-pointer bitwidth
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; sext(a) + sext(b) != sext(a + b)
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; RUN: llc -mtriple=powerpc64-unknown-freebsd10.0 %s -O0 -o - | FileCheck %s
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define zeroext i8 @gep_promotion(i8* %ptr) nounwind {
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entry:
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%ptr.addr = alloca i8*, align 8
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%add = add i8 64, 64 ; 0x40 + 0x40
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%0 = load i8*, i8** %ptr.addr, align 8
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; CHECK-LABEL: gep_promotion:
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; CHECK: lbz {{[0-9]+}}, 0({{.*}})
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%arrayidx = getelementptr inbounds i8, i8* %0, i8 %add
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%1 = load i8, i8* %arrayidx, align 1
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ret i8 %1
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}
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