mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-12-13 14:35:54 +00:00
a62270de2c
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
42 lines
938 B
LLVM
42 lines
938 B
LLVM
; RUN: opt < %s -simplifycfg -S | FileCheck %s
|
|
|
|
; int foo1_with_default(int a) {
|
|
; switch(a) {
|
|
; case 10:
|
|
; return 10;
|
|
; case 20:
|
|
; return 2;
|
|
; }
|
|
; return 4;
|
|
; }
|
|
|
|
define i32 @foo1_with_default(i32 %a) {
|
|
; CHECK-LABEL: @foo1_with_default(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[SWITCH_SELECTCMP:%.*]] = icmp eq i32 %a, 20
|
|
; CHECK-NEXT: [[SWITCH_SELECT:%.*]] = select i1 [[SWITCH_SELECTCMP:%.*]], i32 2, i32 4
|
|
; CHECK-NEXT: [[SWITCH_SELECTCMP1:%.*]] = icmp eq i32 %a, 10
|
|
; CHECK-NEXT: [[SWITCH_SELECT2:%.*]] = select i1 [[SWITCH_SELECTCMP1]], i32 10, i32 [[SWITCH_SELECT]]
|
|
; CHECK-NEXT: ret i32 [[SWITCH_SELECT2]]
|
|
;
|
|
entry:
|
|
switch i32 %a, label %sw.epilog [
|
|
i32 10, label %sw.bb
|
|
i32 20, label %sw.bb1
|
|
]
|
|
|
|
sw.bb:
|
|
br label %return
|
|
|
|
sw.bb1:
|
|
br label %return
|
|
|
|
sw.epilog:
|
|
br label %return
|
|
|
|
return:
|
|
%retval.0 = phi i32 [ 4, %sw.epilog ], [ 2, %sw.bb1 ], [ 10, %sw.bb ]
|
|
ret i32 %retval.0
|
|
}
|
|
|