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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 the .cfi_offset operands
3# correctly.
4
5--- |
6
7  declare void @foo(i32)
8
9  define i32 @test(i32 %a, i32 %b, i32 %c, i32 %d) {
10  entry:
11    %add = add nsw i32 %b, %a
12    %add1 = add nsw i32 %add, %c
13    %add2 = add nsw i32 %add1, %d
14    tail call void @foo(i32 %add2)
15    %add6 = add nsw i32 %add2, %add2
16    ret i32 %add6
17  }
18
19...
20---
21name:            test
22tracksRegLiveness: true
23frameInfo:
24  stackSize:       8
25  adjustsStack:    true
26  hasCalls:        true
27fixedStack:
28  - { id: 0, type: spill-slot, offset: -16, size: 8, alignment: 16 }
29body: |
30  bb.0.entry:
31    liveins: %ecx, %edi, %edx, %esi, %rbx
32
33    PUSH64r killed %rbx, implicit-def %rsp, implicit %rsp
34    CFI_INSTRUCTION .cfi_def_cfa_offset 16
35    ; CHECK: CFI_INSTRUCTION .cfi_offset %rbx, -16
36    CFI_INSTRUCTION .cfi_offset %rbx, -16
37    %ebx = COPY %edi, implicit-def %rbx
38    %ebx = ADD32rr %ebx, killed %esi, implicit-def dead %eflags
39    %ebx = ADD32rr %ebx, killed %edx, implicit-def dead %eflags
40    %ebx = ADD32rr %ebx, killed %ecx, implicit-def dead %eflags
41    %edi = COPY %ebx
42    CALL64pcrel32 @foo, csr_64, implicit %rsp, implicit %edi, implicit-def %rsp
43    %eax = LEA64_32r killed %rbx, 1, %rbx, 0, _
44    %rbx = POP64r implicit-def %rsp, implicit %rsp
45    RETQ %eax
46...
47
48