mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-03 15:29:28 +00:00
9be3c97183
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48123 91177308-0d34-0410-b5e6-96231b3b80d8
62 lines
900 B
LLVM
62 lines
900 B
LLVM
; RUN: llvm-as < %s | opt -simplifycfg | llvm-dis | grep {unwinds to} | count 3
|
|
|
|
declare void @g(i32)
|
|
|
|
define i32 @f1() {
|
|
entry:
|
|
br label %bb1
|
|
bb1: unwinds to %cleanup1
|
|
call void @g(i32 0)
|
|
br label %bb2
|
|
bb2: unwinds to %cleanup2
|
|
call void @g(i32 1)
|
|
br label %exit
|
|
exit:
|
|
ret i32 0
|
|
cleanup1:
|
|
ret i32 1
|
|
cleanup2:
|
|
ret i32 2
|
|
}
|
|
|
|
define i32 @f2() {
|
|
entry: unwinds to %cleanup
|
|
br label %bb1
|
|
bb1: unwinds to %cleanup
|
|
br label %bb2
|
|
bb2: unwinds to %cleanup
|
|
br label %bb3
|
|
bb3:
|
|
br label %bb4
|
|
bb4: unwinds to %cleanup
|
|
ret i32 0
|
|
cleanup:
|
|
ret i32 1
|
|
}
|
|
|
|
define i32 @f3() {
|
|
entry: unwinds to %cleanup
|
|
call void @g(i32 0)
|
|
ret i32 0
|
|
cleanup:
|
|
unwind
|
|
}
|
|
|
|
define i32 @f4() {
|
|
entry: unwinds to %cleanup
|
|
call void @g(i32 0)
|
|
br label %cleanup
|
|
cleanup:
|
|
unwind
|
|
}
|
|
|
|
define i32 @f5() {
|
|
entry: unwinds to %cleanup
|
|
call void @g(i32 0)
|
|
br label %other
|
|
other:
|
|
ret i32 0
|
|
cleanup:
|
|
unwind
|
|
}
|