forked from OSchip/llvm-project
33 lines
967 B
LLVM
33 lines
967 B
LLVM
; RUN: llc -O0 -mtriple=i686-unknown -mcpu=skx -o - %s
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; RUN: llc -O0 -mtriple=x86_64-unknown -mcpu=skx -o - %s
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; RUN: llc -mtriple=i686-unknown -mcpu=skx -o - %s
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; RUN: llc -mtriple=x86_64-unknown -mcpu=skx -o - %s
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@c = external constant i8, align 1
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define void @foo() {
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entry:
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%a = alloca i8, align 1
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%b = alloca i32, align 4
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%0 = load i8, i8* @c, align 1
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%conv = zext i8 %0 to i32
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%sub = sub nsw i32 0, %conv
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%conv1 = sext i32 %sub to i64
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%sub2 = sub nsw i64 0, %conv1
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%conv3 = trunc i64 %sub2 to i8
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%tobool = icmp ne i8 %conv3, 0
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%frombool = zext i1 %tobool to i8
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store i8 %frombool, i8* %a, align 1
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%1 = load i8, i8* @c, align 1
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%tobool4 = icmp ne i8 %1, 0
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%lnot = xor i1 %tobool4, true
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%lnot5 = xor i1 %lnot, true
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%conv6 = zext i1 %lnot5 to i32
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%2 = load i8, i8* @c, align 1
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%conv7 = zext i8 %2 to i32
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%cmp = icmp sle i32 %conv6, %conv7
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%conv8 = zext i1 %cmp to i32
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store i32 %conv8, i32* %b, align 4
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ret void
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}
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