source: icGREP/icgrep-devel/llvm-3.8.0.src/test/CodeGen/ARM/ifcvt7.ll @ 5027

Last change on this file since 5027 was 5027, checked in by cameron, 3 years ago

Upgrade to llvm 3.8

File size: 1.4 KB
Line 
1; RUN: llc < %s -mtriple=armv7-apple-darwin | FileCheck %s
2; FIXME: Need post-ifcvt branch folding to get rid of the extra br at end of BB1.
3
4        %struct.quad_struct = type { i32, i32, %struct.quad_struct*, %struct.quad_struct*, %struct.quad_struct*, %struct.quad_struct*, %struct.quad_struct* }
5
6define fastcc i32 @CountTree(%struct.quad_struct* %tree) {
7; CHECK: cmpeq
8; CHECK: moveq
9; CHECK: popeq
10entry:
11        br label %tailrecurse
12
13tailrecurse:            ; preds = %bb, %entry
14        %tmp6 = load %struct.quad_struct*, %struct.quad_struct** null           ; <%struct.quad_struct*> [#uses=1]
15        %tmp9 = load %struct.quad_struct*, %struct.quad_struct** null           ; <%struct.quad_struct*> [#uses=2]
16        %tmp12 = load %struct.quad_struct*, %struct.quad_struct** null          ; <%struct.quad_struct*> [#uses=1]
17        %tmp14 = icmp eq %struct.quad_struct* null, null                ; <i1> [#uses=1]
18        %tmp17 = icmp eq %struct.quad_struct* %tmp6, null               ; <i1> [#uses=1]
19        %tmp23 = icmp eq %struct.quad_struct* %tmp9, null               ; <i1> [#uses=1]
20        %tmp29 = icmp eq %struct.quad_struct* %tmp12, null              ; <i1> [#uses=1]
21        %bothcond = and i1 %tmp17, %tmp14               ; <i1> [#uses=1]
22        %bothcond1 = and i1 %bothcond, %tmp23           ; <i1> [#uses=1]
23        %bothcond2 = and i1 %bothcond1, %tmp29          ; <i1> [#uses=1]
24        br i1 %bothcond2, label %return, label %bb
25
26bb:             ; preds = %tailrecurse
27        %tmp41 = tail call fastcc i32 @CountTree( %struct.quad_struct* %tmp9 )          ; <i32> [#uses=0]
28        br label %tailrecurse
29
30return:         ; preds = %tailrecurse
31        ret i32 0
32}
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