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1# RUN: llc -march=x86-64 -start-after branch-folder -stop-after branch-folder -o - %s | FileCheck %s
2# This test ensures that the MIR parser parses machine basic block operands.
3
4--- |
5
6  define i32 @foo(i32* %p) {
7  entry:
8    %a = load i32, i32* %p
9    %0 = icmp sle i32 %a, 10
10    br i1 %0, label %less, label %exit
11
12  less:
13    ret i32 0
14
15  exit:
16    ret i32 %a
17  }
18
19  define i32 @bar(i32* %p) {
20  entry:
21    %a = load i32, i32* %p
22    %b = icmp sle i32 %a, 10
23    br i1 %b, label %0, label %1
24
25  ; <label>:0
26    ret i32 0
27
28  ; <label>:1
29    ret i32 %a
30  }
31
32...
33---
34# CHECK: name: foo
35name:            foo
36body: |
37  ; CHECK: bb.0.entry
38  bb.0.entry:
39    successors: %bb.1.less, %bb.2.exit
40
41    %eax = MOV32rm %rdi, 1, _, 0, _
42    ; CHECK:      CMP32ri8 %eax, 10
43    ; CHECK-NEXT: JG_1 %bb.2.exit
44    CMP32ri8 %eax, 10, implicit-def %eflags
45    JG_1 %bb.2.exit, implicit %eflags
46  ; CHECK: bb.1.less:
47
48  bb.1.less:
49    %eax = MOV32r0 implicit-def %eflags
50
51  bb.2.exit:
52    RETQ %eax
53...
54---
55# CHECK: name: bar
56name:            bar
57body: |
58  ; CHECK: bb.0.entry:
59  bb.0.entry:
60    successors: %bb.1, %bb.3
61
62    %eax = MOV32rm %rdi, 1, _, 0, _
63    ; CHECK:      CMP32ri8 %eax, 10
64    ; CHECK-NEXT: JG_1 %bb.2
65    CMP32ri8 %eax, 10, implicit-def %eflags
66    JG_1 %bb.3, implicit %eflags
67
68  bb.1:
69    %eax = MOV32r0 implicit-def %eflags
70
71  bb.3:
72    RETQ %eax
73...
74