xref: /llvm-project/llvm/test/CodeGen/X86/2006-04-27-ISelFoldingBug.ll (revision a4951eca40c070e020aa5d2689c08177fbeb780d)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -mtriple=i686-apple-darwin8 -relocation-model=static | FileCheck %s
3
4@block = external global ptr            ; <ptr> [#uses=1]
5@last = external global i32             ; <ptr> [#uses=3]
6
7define i1 @loadAndRLEsource_no_exit_2E_1_label_2E_0(i32 %tmp.21.reload, i32 %tmp.8) {
8; CHECK-LABEL: loadAndRLEsource_no_exit_2E_1_label_2E_0:
9; CHECK:       ## %bb.0: ## %newFuncRoot
10; CHECK-NEXT:    pushl %esi
11; CHECK-NEXT:    .cfi_def_cfa_offset 8
12; CHECK-NEXT:    .cfi_offset %esi, -8
13; CHECK-NEXT:    movl {{[0-9]+}}(%esp), %ecx
14; CHECK-NEXT:    movl {{[0-9]+}}(%esp), %eax
15; CHECK-NEXT:    movl _last, %edx
16; CHECK-NEXT:    leal 1(%edx), %esi
17; CHECK-NEXT:    movl %esi, _last
18; CHECK-NEXT:    movl _block, %esi
19; CHECK-NEXT:    movb %al, 1(%esi,%edx)
20; CHECK-NEXT:    cmpl %ecx, _last
21; CHECK-NEXT:    setl %cl
22; CHECK-NEXT:    cmpl $257, %eax ## imm = 0x101
23; CHECK-NEXT:    setne %al
24; CHECK-NEXT:    testb %al, %cl
25; CHECK-NEXT:    je LBB0_2
26; CHECK-NEXT:  ## %bb.1: ## %label.0.no_exit.1_crit_edge.exitStub
27; CHECK-NEXT:    movb $1, %al
28; CHECK-NEXT:    popl %esi
29; CHECK-NEXT:    retl
30; CHECK-NEXT:  LBB0_2: ## %codeRepl5.exitStub
31; CHECK-NEXT:    xorl %eax, %eax
32; CHECK-NEXT:    popl %esi
33; CHECK-NEXT:    retl
34newFuncRoot:
35        br label %label.0
36label.0.no_exit.1_crit_edge.exitStub:           ; preds = %label.0
37        ret i1 true
38codeRepl5.exitStub:             ; preds = %label.0
39        ret i1 false
40label.0:                ; preds = %newFuncRoot
41        %tmp.35 = load i32, ptr @last               ; <i32> [#uses=1]
42        %inc.1 = add i32 %tmp.35, 1             ; <i32> [#uses=2]
43        store i32 %inc.1, ptr @last
44        %tmp.36 = load ptr, ptr @block              ; <ptr> [#uses=1]
45        %tmp.38 = getelementptr i8, ptr %tmp.36, i32 %inc.1         ; <ptr> [#uses=1]
46        %tmp.40 = trunc i32 %tmp.21.reload to i8                ; <i8> [#uses=1]
47        store i8 %tmp.40, ptr %tmp.38
48        %tmp.910 = load i32, ptr @last              ; <i32> [#uses=1]
49        %tmp.1111 = icmp slt i32 %tmp.910, %tmp.8               ; <i1> [#uses=1]
50        %tmp.1412 = icmp ne i32 %tmp.21.reload, 257             ; <i1> [#uses=1]
51        %tmp.1613 = and i1 %tmp.1111, %tmp.1412         ; <i1> [#uses=1]
52        br i1 %tmp.1613, label %label.0.no_exit.1_crit_edge.exitStub, label %codeRepl5.exitStub
53}
54
55