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a62270de2c
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
168 lines
4.4 KiB
LLVM
168 lines
4.4 KiB
LLVM
; RUN: opt -S -simplifycfg < %s | FileCheck %s
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declare void @Personality()
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declare void @f()
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; CHECK-LABEL: define void @test1()
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define void @test1() personality i8* bitcast (void ()* @Personality to i8*) {
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entry:
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; CHECK: call void @f()
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invoke void @f()
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to label %exit unwind label %unreachable.unwind
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exit:
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ret void
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unreachable.unwind:
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cleanuppad within none []
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unreachable
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}
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; CHECK-LABEL: define void @test2()
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define void @test2() personality i8* bitcast (void ()* @Personality to i8*) {
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entry:
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invoke void @f()
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to label %exit unwind label %catch.pad
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catch.pad:
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%cs1 = catchswitch within none [label %catch.body] unwind label %unreachable.unwind
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; CHECK: catch.pad:
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; CHECK-NEXT: catchswitch within none [label %catch.body] unwind to caller
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catch.body:
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; CHECK: catch.body:
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; CHECK-NEXT: catchpad within %cs1
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; CHECK-NEXT: call void @f()
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; CHECK-NEXT: unreachable
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%catch = catchpad within %cs1 []
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call void @f()
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catchret from %catch to label %unreachable
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exit:
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ret void
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unreachable.unwind:
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cleanuppad within none []
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unreachable
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unreachable:
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unreachable
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}
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; CHECK-LABEL: define void @test3()
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define void @test3() personality i8* bitcast (void ()* @Personality to i8*) {
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entry:
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invoke void @f()
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to label %exit unwind label %cleanup.pad
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cleanup.pad:
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; CHECK: %cleanup = cleanuppad within none []
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; CHECK-NEXT: call void @f()
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; CHECK-NEXT: unreachable
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%cleanup = cleanuppad within none []
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invoke void @f()
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to label %cleanup.ret unwind label %unreachable.unwind
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cleanup.ret:
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; This cleanupret should be rewritten to unreachable,
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; and merged into the pred block.
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cleanupret from %cleanup unwind label %unreachable.unwind
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exit:
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ret void
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unreachable.unwind:
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cleanuppad within none []
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unreachable
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}
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; CHECK-LABEL: define void @test5()
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define void @test5() personality i8* bitcast (void ()* @Personality to i8*) {
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entry:
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invoke void @f()
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to label %exit unwind label %catch.pad
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catch.pad:
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%cs1 = catchswitch within none [label %catch.body] unwind to caller
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catch.body:
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%catch = catchpad within %cs1 []
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catchret from %catch to label %exit
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exit:
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unreachable
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}
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; CHECK-LABEL: define void @test6()
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define void @test6() personality i8* bitcast (void ()* @Personality to i8*) {
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entry:
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invoke void @f()
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to label %exit unwind label %catch.pad
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catch.pad:
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%cs1 = catchswitch within none [label %catch.body, label %catch.body] unwind to caller
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; CHECK: catchswitch within none [label %catch.body] unwind to caller
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catch.body:
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%catch = catchpad within %cs1 [i8* null, i32 0, i8* null]
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catchret from %catch to label %exit
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exit:
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ret void
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}
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; CHECK-LABEL: define void @test7()
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define void @test7() personality i8* bitcast (void ()* @Personality to i8*) {
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entry:
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invoke void @f()
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to label %exit unwind label %catch.pad
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catch.pad:
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%cs1 = catchswitch within none [label %catch.body, label %catch.body2] unwind to caller
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; CHECK: catchswitch within none [label %catch.body] unwind to caller
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catch.body:
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%catch = catchpad within %cs1 [i8* null, i32 0, i8* null]
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catchret from %catch to label %exit
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catch.body2:
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%catch2 = catchpad within %cs1 [i8* null, i32 0, i8* null]
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catchret from %catch2 to label %exit
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exit:
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ret void
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}
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; CHECK-LABEL: define void @test8()
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define void @test8() personality i8* bitcast (void ()* @Personality to i8*) {
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entry:
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invoke void @f()
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to label %exit unwind label %catch.pad
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catch.pad:
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%cs1 = catchswitch within none [label %catch.body, label %catch.body2] unwind to caller
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; CHECK: catchswitch within none [label %catch.body] unwind to caller
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catch.body2:
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%catch2 = catchpad within %cs1 [i8* null, i32 0, i8* null]
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catchret from %catch2 to label %exit
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catch.body:
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%catch = catchpad within %cs1 [i8* null, i32 0, i8* null]
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catchret from %catch to label %exit
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exit:
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ret void
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}
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; CHECK-LABEL: define void @test9()
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define void @test9() personality i8* bitcast (void ()* @Personality to i8*) {
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entry:
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invoke void @f()
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to label %exit unwind label %catch.pad
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catch.pad:
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%cs1 = catchswitch within none [label %catch.body, label %catch.body2] unwind to caller
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; CHECK: catchswitch within none [label %catch.body, label %catch.body2] unwind to caller
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catch.body:
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%catch = catchpad within %cs1 [i8* null, i32 0, i8* null]
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catchret from %catch to label %exit
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catch.body2:
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%catch2 = catchpad within %cs1 [i8* null, i32 64, i8* null]
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catchret from %catch2 to label %exit
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exit:
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ret void
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}
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