forked from OSchip/llvm-project
28 lines
768 B
LLVM
28 lines
768 B
LLVM
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; RUN: llc < %s -mcpu=generic -mtriple=x86_64-linux | FileCheck %s
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@c = external local_unnamed_addr global i32, align 4
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@b = external local_unnamed_addr global i32, align 4
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@d = external local_unnamed_addr global i32, align 4
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; CHECK: cmpl $1, c(%rip)
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; CHECK-NEXT: sbbl %eax, %eax
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; CHECK-NEXT: andl $1, %eax
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; CHECK-NEXT: movl %eax, d(%rip)
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; CHECK-NEXT: retq
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define void @fn1() {
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entry:
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%0 = load i32, i32* @c, align 4
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%tobool1 = icmp eq i32 %0, 0
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%xor = zext i1 %tobool1 to i32
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%1 = load i32, i32* @b, align 4
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%tobool2 = icmp ne i32 %1, 0
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%tobool4 = icmp ne i32 undef, 0
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%2 = and i1 %tobool4, %tobool2
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%sub = sext i1 %2 to i32
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%div = sdiv i32 %sub, 2
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%add = add nsw i32 %div, %xor
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store i32 %add, i32* @d, align 4
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ret void
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}
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