• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1; PR1271
2; RUN: opt < %s -instcombine -S | \
3; RUN:    grep {ashr exact i32 %.mp137, 2}
4
5target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64"
6target triple = "i686-pc-linux-gnu"
7
8
9define i1 @test(i32* %tmp141, i32* %tmp145,
10            i32 %b8, i32 %iftmp.430.0, i32* %tmp134.out, i32* %tmp137.out)
11{
12newFuncRoot:
13	%tmp133 = and i32 %b8, 1		; <i32> [#uses=1]
14	%tmp134 = shl i32 %tmp133, 3		; <i32> [#uses=3]
15	%tmp136 = ashr i32 %b8, 1		; <i32> [#uses=1]
16	%tmp137 = shl i32 %tmp136, 3		; <i32> [#uses=3]
17	%tmp139 = ashr i32 %tmp134, 2		; <i32> [#uses=1]
18	store i32 %tmp139, i32* %tmp141
19	%tmp143 = ashr i32 %tmp137, 2		; <i32> [#uses=1]
20	store i32 %tmp143, i32* %tmp145
21	icmp eq i32 %iftmp.430.0, 0		; <i1>:0 [#uses=1]
22	zext i1 %0 to i8		; <i8>:1 [#uses=1]
23	icmp ne i8 %1, 0		; <i1>:2 [#uses=1]
24	br i1 %2, label %cond_true147.exitStub, label %cond_false252.exitStub
25
26cond_true147.exitStub:		; preds = %newFuncRoot
27	store i32 %tmp134, i32* %tmp134.out
28	store i32 %tmp137, i32* %tmp137.out
29	ret i1 true
30
31cond_false252.exitStub:		; preds = %newFuncRoot
32	store i32 %tmp134, i32* %tmp134.out
33	store i32 %tmp137, i32* %tmp137.out
34	ret i1 false
35}
36