llvm/llvm/test/CodeGen/X86/statepoint-vreg.mir

# NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
# RUN: llc -o - %s -fixup-allow-gcptr-in-csr=true -start-after=finalize-isel | FileCheck %s

--- |
  ; ModuleID = 'test/CodeGen/X86/statepoint-vreg.ll'
  source_filename = "test/CodeGen/X86/statepoint-vreg.ll"
  target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
  target triple = "x86_64-pc-linux-gnu"

  declare void @bar()

  define i32 @test_basic(ptr addrspace(1) %obj1, ptr addrspace(1) %obj2) gc "statepoint-example" {
  ; CHECK-LABEL: test_basic:
  ; CHECK:       # %bb.0:
  ; CHECK-NEXT:    pushq %r14
  ; CHECK-NEXT:    .cfi_def_cfa_offset 16
  ; CHECK-NEXT:    pushq %rbx
  ; CHECK-NEXT:    .cfi_def_cfa_offset 24
  ; CHECK-NEXT:    pushq %rax
  ; CHECK-NEXT:    .cfi_def_cfa_offset 32
  ; CHECK-NEXT:    .cfi_offset %rbx, -24
  ; CHECK-NEXT:    .cfi_offset %r14, -16
  ; CHECK-NEXT:    movq %rsi, %rbx
  ; CHECK-NEXT:    movq %rdi, %r14
  ; CHECK-NEXT:    callq bar
  ; CHECK-NEXT:  .Ltmp0:
  ; CHECK-NEXT:    movl (%r14), %eax
  ; CHECK-NEXT:    addl (%rbx), %eax
  ; CHECK-NEXT:    addq $8, %rsp
  ; CHECK-NEXT:    .cfi_def_cfa_offset 24
  ; CHECK-NEXT:    popq %rbx
  ; CHECK-NEXT:    .cfi_def_cfa_offset 16
  ; CHECK-NEXT:    popq %r14
  ; CHECK-NEXT:    .cfi_def_cfa_offset 8
  ; CHECK-NEXT:    retq
    %token = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @bar, i32 0, i32 0, i32 0, i32 0) [ "gc-live"(ptr addrspace(1) %obj1, ptr addrspace(1) %obj2) ]
    %rel1 = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %token, i32 0, i32 0) ; (%obj1, %obj1)
    %rel2 = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %token, i32 1, i32 1) ; (%obj2, %obj2)
    %a = load i32, ptr addrspace(1) %rel1, align 4
    %b = load i32, ptr addrspace(1) %rel2, align 4
    %c = add i32 %a, %b
    ret i32 %c
  }

  ; CHECK-LABEL:  __LLVM_StackMaps:
  ; CHECK-NEXT:    .byte	3
  ; CHECK-NEXT:    .byte	0
  ; CHECK-NEXT:    .short	0
  ; CHECK-NEXT:    .long	1
  ; CHECK-NEXT:    .long	0
  ; CHECK-NEXT:    .long	1
  ; CHECK-NEXT:    .quad	test_basic
  ; CHECK-NEXT:    .quad	24
  ; CHECK-NEXT:    .quad	1
  ; CHECK-NEXT:    .quad	2882400000
  ; CHECK-NEXT:    .long	.Ltmp0-test_basic
  ; CHECK-NEXT:    .short	0
  ; CHECK-NEXT:    .short	8
  ; CHECK-NEXT:    .byte	4
  ; CHECK-NEXT:    .byte	0
  ; CHECK-NEXT:    .short	8
  ; CHECK-NEXT:    .short	0
  ; CHECK-NEXT:    .short	0
  ; CHECK-NEXT:    .long	0
  ; CHECK-NEXT:    .byte	4
  ; CHECK-NEXT:    .byte	0
  ; CHECK-NEXT:    .short	8
  ; CHECK-NEXT:    .short	0
  ; CHECK-NEXT:    .short	0
  ; CHECK-NEXT:    .long	0
  ; CHECK-NEXT:    .byte	4
  ; CHECK-NEXT:    .byte	0
  ; CHECK-NEXT:    .short	8
  ; CHECK-NEXT:    .short	0
  ; CHECK-NEXT:    .short	0
  ; CHECK-NEXT:    .long	1
  ; CHECK-NEXT:    .byte	4
  ; CHECK-NEXT:    .byte	0
  ; CHECK-NEXT:    .short	8
  ; CHECK-NEXT:    .short	0
  ; CHECK-NEXT:    .short	0
  ; CHECK-NEXT:    .long	0
  ; CHECK-NEXT:    .byte	1
  ; CHECK-NEXT:    .byte	0
  ; CHECK-NEXT:    .short	8
  ; CHECK-NEXT:    .short	3
  ; CHECK-NEXT:    .short	0
  ; CHECK-NEXT:    .long	0
  ; CHECK-NEXT:    .byte	1
  ; CHECK-NEXT:    .byte	0
  ; CHECK-NEXT:    .short	8
  ; CHECK-NEXT:    .short	3
  ; CHECK-NEXT:    .short	0
  ; CHECK-NEXT:    .long	0
  ; CHECK-NEXT:    .byte	1
  ; CHECK-NEXT:    .byte	0
  ; CHECK-NEXT:    .short	8
  ; CHECK-NEXT:    .short	14
  ; CHECK-NEXT:    .short	0
  ; CHECK-NEXT:    .long	0
  ; CHECK-NEXT:    .byte	1
  ; CHECK-NEXT:    .byte	0
  ; CHECK-NEXT:    .short	8
  ; CHECK-NEXT:    .short	14
  ; CHECK-NEXT:    .short	0
  ; CHECK-NEXT:    .long	0
  ; CHECK-NEXT:    .p2align	3
  ; CHECK-NEXT:    .short	0
  ; CHECK-NEXT:    .short	0
  ; CHECK-NEXT:    .p2align	3

  declare token @llvm.experimental.gc.statepoint.p0(i64 immarg, i32 immarg, ptr, i32 immarg, i32 immarg, ...)

  ; Function Attrs: nounwind readonly
  declare ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token, i32 immarg, i32 immarg) #0

  attributes #0 = { nounwind readonly }
  attributes #1 = { nounwind }

...
---
name:            test_basic
alignment:       16
selected:        false
failedISel:      false
tracksRegLiveness: true
registers:
  - { id: 0, class: gr64, preferred-register: '' }
  - { id: 1, class: gr64, preferred-register: '' }
  - { id: 2, class: gr64, preferred-register: '' }
  - { id: 3, class: gr64, preferred-register: '' }
  - { id: 4, class: gr32, preferred-register: '' }
  - { id: 5, class: gr32, preferred-register: '' }
liveins:
  - { reg: '$rdi', virtual-reg: '%0' }
  - { reg: '$rsi', virtual-reg: '%1' }
frameInfo:
  adjustsStack:    true
fixedStack:      []
stack:           []
callSites:       []
constants:       []
machineFunctionInfo: {}
body:             |
  bb.0 (%ir-block.0):
    liveins: $rdi, $rsi

    %1:gr64 = COPY $rsi
    %0:gr64 = COPY $rdi
    ADJCALLSTACKDOWN64 0, 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
    %2:gr64, %3:gr64 = STATEPOINT 2882400000, 0, 0, @bar, 2, 0, 2, 0, 2, 1, 2, 0, 2, 2, %1(tied-def 0), %0(tied-def 1), 2, 0, 2, 2, 0, 0, 1, 1, csr_64, implicit-def $rsp, implicit-def $ssp
    ADJCALLSTACKUP64 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
    %4:gr32 = MOV32rm killed %3, 1, $noreg, 0, $noreg :: (load (s32) from %ir.rel1, addrspace 1)
    %5:gr32 = ADD32rm %4, killed %2, 1, $noreg, 0, $noreg, implicit-def dead $eflags :: (load (s32) from %ir.rel2, addrspace 1)
    $eax = COPY %5
    RET 0, $eax

...