96 lines
2.5 KiB
LLVM
96 lines
2.5 KiB
LLVM
; RUN: llc -mtriple=x86_64-pc-windows-msvc < %s | FileCheck %s
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declare i32 @__CxxFrameHandler3(...)
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declare void @throw()
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declare i16 @f()
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define i16 @test1(i16 %a, i8* %b) personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) {
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entry:
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%cmp = icmp eq i16 %a, 10
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br i1 %cmp, label %if.then, label %if.else
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if.then:
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%call1 = invoke i16 @f()
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to label %cleanup unwind label %catch.dispatch
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if.else:
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%call2 = invoke i16 @f()
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to label %cleanup unwind label %catch.dispatch
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catch.dispatch:
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%cs = catchswitch within none [ label %catch, label %catch.2 ] unwind to caller
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catch:
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catchpad within %cs [i8* null, i32 8, i8* null]
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call void @throw() noreturn
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br label %unreachable
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catch.2:
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catchpad within %cs [i8* null, i32 64, i8* null]
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store i8 1, i8* %b
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call void @throw() noreturn
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br label %unreachable
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cleanup:
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%retval = phi i16 [ %call1, %if.then ], [ %call2, %if.else ]
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ret i16 %retval
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unreachable:
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unreachable
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}
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; This test verifies the case where two funclet blocks meet the old criteria
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; to be placed at the end. The order of the blocks is not important for the
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; purposes of this test. The failure mode is an infinite loop during
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; compilation.
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;
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; CHECK-LABEL: .def test1;
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define i16 @test2(i16 %a, i8* %b) personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) {
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entry:
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%cmp = icmp eq i16 %a, 10
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br i1 %cmp, label %if.then, label %if.else
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if.then:
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%call1 = invoke i16 @f()
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to label %cleanup unwind label %catch.dispatch
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if.else:
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%call2 = invoke i16 @f()
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to label %cleanup unwind label %catch.dispatch
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catch.dispatch:
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%cs = catchswitch within none [ label %catch, label %catch.2, label %catch.3 ] unwind to caller
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catch:
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catchpad within %cs [i8* null, i32 8, i8* null]
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call void @throw() noreturn
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br label %unreachable
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catch.2:
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%c2 = catchpad within %cs [i8* null, i32 32, i8* null]
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store i8 1, i8* %b
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catchret from %c2 to label %cleanup
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catch.3:
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%c3 = catchpad within %cs [i8* null, i32 64, i8* null]
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store i8 2, i8* %b
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catchret from %c3 to label %cleanup
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cleanup:
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%retval = phi i16 [ %call1, %if.then ], [ %call2, %if.else ], [ -1, %catch.2 ], [ -1, %catch.3 ]
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ret i16 %retval
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unreachable:
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unreachable
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}
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; This test verifies the case where three funclet blocks all meet the old
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; criteria to be placed at the end. The order of the blocks is not important
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; for the purposes of this test. The failure mode is an infinite loop during
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; compilation.
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;
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; CHECK-LABEL: .def test2;
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