third_party/llvm-7.0/llvm/test/CodeGen/MIR/X86/frame-setup-instruction-flag.mir

# RUN: llc -march=x86-64 -run-pass none -o - %s | FileCheck %s
# This test ensures that the MIR parser parses the frame setup instruction flag.

--- |

  define i32 @compute(i32 %a) {
  body:
    %c = mul i32 %a, 11
    ret i32 %c
  }

  define i32 @foo(i32 %a) {
  entry:
    %b = call i32 @compute(i32 %a)
    ret i32 %b
  }

...
---
name:            compute
body: |
  bb.0.body:
    $eax = IMUL32rri8 $edi, 11, implicit-def $eflags
    RETQ $eax
...
---
name:            foo
body: |
  bb.0.entry:
    ; CHECK: frame-setup PUSH64r $rax
    frame-setup PUSH64r $rax, implicit-def $rsp, implicit $rsp
    CALL64pcrel32 @compute, csr_64, implicit $rsp, implicit $edi, implicit-def $rsp, implicit-def $eax
    ; CHECK: $rdx = frame-destroy POP64r
    $rdx = frame-destroy POP64r implicit-def $rsp, implicit $rsp
    ; CHECK: $rdx = frame-setup frame-destroy POP64r
    $rdx = frame-setup frame-destroy POP64r implicit-def $rsp, implicit $rsp
    ; CHECK: $rdx = frame-setup frame-destroy POP64r
    $rdx = frame-destroy frame-setup POP64r implicit-def $rsp, implicit $rsp
    RETQ $eax
...