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43 lines
1.0 KiB
43 lines
1.0 KiB
; RUN: opt < %s -callsite-splitting -S | FileCheck %s
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; RUN: opt < %s -passes='function(callsite-splitting)' -S | FileCheck %s
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define i32 @callee(i32*, i32, i32) {
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ret i32 10
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}
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; CHECK-LABEL: @test_preds_equal
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; CHECK-NOT: split
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; CHECK: br i1 %cmp, label %Tail, label %Tail
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define i32 @test_preds_equal(i32* %a, i32 %v, i32 %p) {
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TBB:
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%cmp = icmp eq i32* %a, null
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br i1 %cmp, label %Tail, label %Tail
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Tail:
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%r = call i32 @callee(i32* %a, i32 %v, i32 %p)
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ret i32 %r
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}
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define void @fn1(i16 %p1) {
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entry:
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ret void
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}
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define void @fn2() {
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ret void
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; Unreachable code below
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for.inc: ; preds = %for.inc
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br i1 undef, label %for.end6, label %for.inc
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for.end6: ; preds = %for.inc
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br i1 undef, label %lor.rhs, label %lor.end
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lor.rhs: ; preds = %for.end6
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br label %lor.end
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lor.end: ; preds = %for.end6, %lor.rhs
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call void @fn1(i16 0)
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ret void
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}
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