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https://github.com/c64scene-ar/llvm-6502.git
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9be3c97183
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48123 91177308-0d34-0410-b5e6-96231b3b80d8
68 lines
1.3 KiB
LLVM
68 lines
1.3 KiB
LLVM
; RUN: llvm-as < %s | llvm-dis | llvm-as -disable-output
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; PR1269
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; END
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; http://nondot.org/sabre/LLVMNotes/ExceptionHandlingChanges.txt
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define i1 @test1(i8 %i, i8 %j) {
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entry: unwinds to %target
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%tmp = sub i8 %i, %j ; <i8> [#uses=1]
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%b = icmp eq i8 %tmp, 0 ; <i1> [#uses=1]
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ret i1 %b
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target:
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ret i1 false
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}
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define i1 @test2(i8 %i, i8 %j) {
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entry:
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br label %0
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unwinds to %1
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%tmp = sub i8 %i, %j ; <i8> [#uses=1]
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%b = icmp eq i8 %tmp, 0 ; <i1> [#uses=1]
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ret i1 %b
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; No predecessors!
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ret i1 false
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}
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define i1 @test3(i8 %i, i8 %j) {
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entry:
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br label %0
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unwinds to %1
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%tmp = sub i8 %i, %j ; <i8> [#uses=1]
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%b = icmp eq i8 %tmp, 0 ; <i1> [#uses=1]
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ret i1 %b
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unwinds to %0
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ret i1 false
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}
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define i1 @test4(i8 %i, i8 %j) {
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%tmp = sub i8 %i, %j ; <i8> [#uses=1]
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%b = icmp eq i8 %tmp, 0 ; <i1> [#uses=1]
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br label %1
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unwinds to %1
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ret i1 false
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}
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define void @test5() {
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unwind
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}
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define void @test6() {
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entry:
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br label %unwind
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unwind: unwinds to %unwind
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unwind
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}
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define i8 @test7(i1 %b) {
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entry: unwinds to %cleanup
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br i1 %b, label %cond_true, label %cond_false
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cond_true: unwinds to %cleanup
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br label %cleanup
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cond_false: unwinds to %cleanup
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br label %cleanup
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cleanup:
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%x = phi i8 [0, %entry], [1, %cond_true], [1, %cond_true],
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[2, %cond_false], [2, %cond_false]
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ret i8 %x
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}
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