111 lines
2.8 KiB
LLVM
111 lines
2.8 KiB
LLVM
; RUN: llc -mtriple=x86_64-pc-windows-msvc < %s | FileCheck %s
|
|
|
|
declare i32 @__CxxFrameHandler3(...)
|
|
|
|
declare void @throw()
|
|
declare i16 @f()
|
|
|
|
define i16 @test1(i16 %a, i8* %b) personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) {
|
|
entry:
|
|
%cmp = icmp eq i16 %a, 10
|
|
br i1 %cmp, label %if.then, label %if.else
|
|
|
|
if.then:
|
|
%call1 = invoke i16 @f()
|
|
to label %cleanup unwind label %catch.dispatch
|
|
|
|
if.else:
|
|
%call2 = invoke i16 @f()
|
|
to label %cleanup unwind label %catch.dispatch
|
|
|
|
catch.dispatch:
|
|
catchpad [i8* null, i32 8, i8* null]
|
|
to label %catch unwind label %catch.dispatch.2
|
|
|
|
catch:
|
|
invoke void @throw() noreturn
|
|
to label %unreachable unwind label %catchendblock
|
|
|
|
catch.dispatch.2:
|
|
catchpad [i8* null, i32 64, i8* null]
|
|
to label %catch.2 unwind label %catchendblock
|
|
|
|
catch.2:
|
|
store i8 1, i8* %b
|
|
invoke void @throw() noreturn
|
|
to label %unreachable unwind label %catchendblock
|
|
|
|
catchendblock:
|
|
catchendpad unwind to caller
|
|
|
|
cleanup:
|
|
%retval = phi i16 [ %call1, %if.then ], [ %call2, %if.else ]
|
|
ret i16 %retval
|
|
|
|
unreachable:
|
|
unreachable
|
|
}
|
|
|
|
; This test verifies the case where two funclet blocks meet the old criteria
|
|
; to be placed at the end. The order of the blocks is not important for the
|
|
; purposes of this test. The failure mode is an infinite loop during
|
|
; compilation.
|
|
;
|
|
; CHECK-LABEL: .def test1;
|
|
|
|
define i16 @test2(i16 %a, i8* %b) personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) {
|
|
entry:
|
|
%cmp = icmp eq i16 %a, 10
|
|
br i1 %cmp, label %if.then, label %if.else
|
|
|
|
if.then:
|
|
%call1 = invoke i16 @f()
|
|
to label %cleanup unwind label %catch.dispatch
|
|
|
|
if.else:
|
|
%call2 = invoke i16 @f()
|
|
to label %cleanup unwind label %catch.dispatch
|
|
|
|
catch.dispatch:
|
|
catchpad [i8* null, i32 8, i8* null]
|
|
to label %catch unwind label %catch.dispatch.2
|
|
|
|
catch:
|
|
invoke void @throw() noreturn
|
|
to label %unreachable unwind label %catchendblock
|
|
|
|
catch.dispatch.2:
|
|
%c2 = catchpad [i8* null, i32 32, i8* null]
|
|
to label %catch.2 unwind label %catch.dispatch.3
|
|
|
|
catch.2:
|
|
store i8 1, i8* %b
|
|
catchret %c2 to label %cleanup
|
|
|
|
catch.dispatch.3:
|
|
%c3 = catchpad [i8* null, i32 64, i8* null]
|
|
to label %catch.3 unwind label %catchendblock
|
|
|
|
catch.3:
|
|
store i8 2, i8* %b
|
|
catchret %c3 to label %cleanup
|
|
|
|
catchendblock:
|
|
catchendpad unwind to caller
|
|
|
|
cleanup:
|
|
%retval = phi i16 [ %call1, %if.then ], [ %call2, %if.else ], [ -1, %catch.2 ], [ -1, %catch.3 ]
|
|
ret i16 %retval
|
|
|
|
unreachable:
|
|
unreachable
|
|
}
|
|
|
|
; This test verifies the case where three funclet blocks all meet the old
|
|
; criteria to be placed at the end. The order of the blocks is not important
|
|
; for the purposes of this test. The failure mode is an infinite loop during
|
|
; compilation.
|
|
;
|
|
; CHECK-LABEL: .def test2;
|
|
|