forked from OSchip/llvm-project
24 lines
564 B
LLVM
24 lines
564 B
LLVM
|
; RUN: opt -S -structurizecfg %s -o - | FileCheck %s
|
||
|
|
|
||
|
|
; The structurizecfg pass cannot handle switch instructions, so we need to
|
||
|
|
; make sure the lower switch pass is always run before structurizecfg.
|
||
|
|
|
||
|
|
; CHECK-LABEL: @switch
|
||
|
|
define void @switch(i32 addrspace(1)* %out, i32 %cond) nounwind {
|
||
|
|
entry:
|
||
|
|
; CHECK: icmp
|
||
|
|
switch i32 %cond, label %done [ i32 0, label %zero]
|
||
|
|
|
||
|
|
; CHECK: zero:
|
||
|
|
zero:
|
||
|
|
; CHECK: store i32 7, i32 addrspace(1)* %out
|
||
|
|
store i32 7, i32 addrspace(1)* %out
|
||
|
|
; CHECK: br label %done
|
||
|
|
br label %done
|
||
|
|
|
||
|
|
; CHECK: done:
|
||
|
|
done:
|
||
|
|
; CHECK: ret void
|
||
|
|
ret void
|
||
|
|
}
|