xref: /llvm-project/llvm/test/tools/UpdateTestChecks/update_mir_test_checks/Inputs/x86-condbr.mir (revision 7b68c0725d89ac9bd48b9b6a51d9cd0bc7146829) 
1# RUN: llc -mtriple=x86_64-linux-gnu -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefixes=CHECK
2
3--- |
4
5  define i32 @test(i32 %a) {
6  entry:
7    %cmp = trunc i32 %a to i1
8    br i1 %cmp, label %true, label %false
9
10  true:                                             ; preds = %entry
11    ret i32 0
12
13  false:                                            ; preds = %entry
14    ret i32 1
15  }
16
17...
18---
19name:            test
20alignment:       16
21legalized:       true
22regBankSelected: true
23registers:
24  - { id: 0, class: gpr, preferred-register: '' }
25  - { id: 1, class: gpr, preferred-register: '' }
26  - { id: 2, class: gpr, preferred-register: '' }
27  - { id: 3, class: gpr, preferred-register: '' }
28body:             |
29  bb.1.entry:
30    successors: %bb.2(0x40000000), %bb.3(0x40000000)
31    liveins: $edi
32
33    %0(s32) = COPY $edi
34    %2(s32) = G_CONSTANT i32 0
35    %3(s32) = G_CONSTANT i32 1
36    %1(s1) = G_TRUNC %0(s32)
37    G_BRCOND %1(s1), %bb.2
38    G_BR %bb.3
39
40  bb.2.true:
41    $eax = COPY %2(s32)
42    RET 0, implicit $eax
43
44  bb.3.false:
45    $eax = COPY %3(s32)
46    RET 0, implicit $eax
47
48...
49