xref: /aosp_15_r20/external/llvm/test/CodeGen/MIR/X86/unknown-named-machine-basic-block.mir (revision 9880d6810fe72a1726cb53787c6711e909410d58) 
1# RUN: not llc -march=x86-64 -start-after branch-folder -stop-after branch-folder -o /dev/null %s 2>&1 | FileCheck %s
2# This test ensures that an error is reported when an unknown named machine
3# basic block is encountered.
4
5--- |
6
7  define i32 @foo(i32* %p) {
8  entry:
9    %a = load i32, i32* %p
10    %0 = icmp sle i32 %a, 10
11    br i1 %0, label %less, label %exit
12
13  less:
14    ret i32 0
15
16  exit:
17    ret i32 %a
18  }
19
20...
21---
22name:            foo
23body: |
24  bb.0.entry:
25    %eax = MOV32rm %rdi, 1, _, 0, _
26    CMP32ri8 %eax, 10, implicit-def %eflags
27    ; CHECK: [[@LINE+1]]:10: the name of machine basic block #2 isn't 'hit'
28    JG_1 %bb.2.hit, implicit %eflags
29
30  bb.1.less:
31    %eax = MOV32r0 implicit-def %eflags
32
33  bb.2.exit:
34    RETQ %eax
35...
36