llvm/test/CodeGen/MIR/X86/spill-slot-fixed-stack-objects.mir

# RUN: llc -march=x86-64 -run-pass none -o - %s | FileCheck %s
# This test ensures that the MIR parser parses fixed stack objects correctly.

--- |

  define i32 @test(i32 %a) #0 {
  entry:
    %b = alloca i32
    store i32 %a, i32* %b
    %c = load i32, i32* %b
    ret i32 %c
  }

  attributes #0 = { "frame-pointer"="none" }

...
---
name:            test
frameInfo:
  maxAlignment:    4
# CHECK: fixedStack:
# CHECK-NEXT: - { id: 0, type: spill-slot, offset: 0, size: 4, alignment: 4, stack-id: default,
# CHECK-NEXT: callee-saved-register: '', callee-saved-restored: true, debug-info-variable: '',
# CHECK-NEXT: debug-info-expression: '', debug-info-location: '' }
fixedStack:
  - { id: 0, type: spill-slot, offset: 0, size: 4, alignment: 4 }
stack:
  - { id: 0, offset: -12, size: 4, alignment: 4 }
body: |
  bb.0.entry:
    MOV32mr $rsp, 1, _, -4, _, $edi
    $eax = COPY $edi
    RETQ $eax
...