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632a91cba5
This currently only catches the most basic case, a two-case switch, but can be extended later. llvm-svn: 119964
23 lines
433 B
LLVM
23 lines
433 B
LLVM
; RUN: llc -march=x86 -asm-verbose=false < %s | FileCheck %s
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; Check that merging switch cases that differ in one bit works.
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; CHECK: orl $2
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; CHECK-NEXT: cmpl $6
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define void @foo(i32 %variable) nounwind {
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entry:
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switch i32 %variable, label %if.end [
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i32 4, label %if.then
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i32 6, label %if.then
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]
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if.then:
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%call = tail call i32 (...)* @bar() nounwind
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ret void
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if.end:
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ret void
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}
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declare i32 @bar(...) nounwind
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