# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -x mir -run-pass fixup-statepoint-caller-saved -verify-machineinstrs < %s | FileCheck %s

--- |
  ; ModuleID = 'undef.ll'
  source_filename = "test_undef.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-unknown-linux-gnu"

  define void @test_undef(i8 addrspace(1)* %arg1, i8 addrspace(1)* %arg2, i8 addrspace(1)* %arg3, i8 addrspace(1)* %arg4) #0 gc "statepoint-example" {
  bb:
    %tmp1 = lshr i32 0, undef
    %tmp2 = load atomic i32, i32 addrspace(1)* undef unordered, align 8
    %tmp3 = load atomic i32, i32 addrspace(1)* undef unordered, align 8
    %tmp19 = inttoptr i64 undef to i8 addrspace(1)*
    br label %bb7

  bb7:                                              ; preds = %bb
    %tmp4 = icmp slt i32 %tmp3, undef
    %tmp5 = select i1 %tmp4, i32 6, i32 undef
    %tmp6 = add i32 %tmp5, %tmp2
    %tmp7 = call i8 addrspace(1)* @wombat()
    %tmp20 = call token (i64, i32, void (i8 addrspace(1)*, i32, i32, i8 addrspace(1)*, i32)*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidp1i8i32i32p1i8i32f(i64 2, i32 5, void (i8 addrspace(1)*, i32, i32, i8 addrspace(1)*, i32)* nonnull @hoge, i32 5, i32 0, i8 addrspace(1)* %tmp19, i32 %tmp2, i32 %tmp6, i8 addrspace(1)* %tmp7, i32 0, i32 0, i32 0) [ "deopt"(i8 addrspace(1)* %tmp19, i8 addrspace(1)* %arg1, i8 addrspace(1)* %arg3, i8 addrspace(1)* %arg4, i32 %tmp2, i32 %tmp1, i32 %tmp5), "gc-live"(i8 addrspace(1)* %tmp19, i8 addrspace(1)* %arg2) ]
    %tmp21 = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token %tmp20, i32 0, i32 0) ; (%tmp19, %tmp19)
    %tmp22 = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token %tmp20, i32 1, i32 1) ; (%arg2, %arg2)
    ret void
  }

  declare void @hoge(i8 addrspace(1)*, i32, i32, i8 addrspace(1)*, i32) #0

  declare i8 addrspace(1)* @wombat() #0

  ; Function Attrs: nounwind readonly
  declare i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token, i32 immarg, i32 immarg) #1

  declare token @llvm.experimental.gc.statepoint.p0f_isVoidp1i8i32i32p1i8i32f(i64 immarg, i32 immarg, void (i8 addrspace(1)*, i32, i32, i8 addrspace(1)*, i32)*, i32 immarg, i32 immarg, ...)

  attributes #0 = { "target-cpu"="broadwell" }
  attributes #1 = { nounwind readonly }

...
---
name:            test_undef
alignment:       16
exposesReturnsTwice: false
legalized:       false
regBankSelected: false
selected:        false
failedISel:      false
tracksRegLiveness: true
hasWinCFI:       false
registers:       []
liveins:
  - { reg: '$rdi', virtual-reg: '' }
  - { reg: '$rsi', virtual-reg: '' }
  - { reg: '$rdx', virtual-reg: '' }
  - { reg: '$rcx', virtual-reg: '' }
frameInfo:
  isFrameAddressTaken: false
  isReturnAddressTaken: false
  hasStackMap:     false
  hasPatchPoint:   false
  stackSize:       0
  offsetAdjustment: 0
  maxAlignment:    8
  adjustsStack:    false
  hasCalls:        true
  stackProtector:  ''
  maxCallFrameSize: 4294967295
  cvBytesOfCalleeSavedRegisters: 0
  hasOpaqueSPAdjustment: false
  hasVAStart:      false
  hasMustTailInVarArgFunc: false
  localFrameSize:  0
  savePoint:       ''
  restorePoint:    ''
fixedStack:      []
stack:
  - { id: 0, name: '', type: default, offset: 0, size: 8, alignment: 8,
      stack-id: default, callee-saved-register: '', callee-saved-restored: true,
      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
  - { id: 1, name: '', type: default, offset: 0, size: 8, alignment: 8,
      stack-id: default, callee-saved-register: '', callee-saved-restored: true,
      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
  - { id: 2, name: '', type: default, offset: 0, size: 8, alignment: 8,
      stack-id: default, callee-saved-register: '', callee-saved-restored: true,
      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
callSites:       []
debugValueSubstitutions: []
constants:       []
machineFunctionInfo: {}
body:             |
  ; CHECK-LABEL: name: test_undef
  ; CHECK: bb.0.bb:
  ; CHECK:   successors: %bb.1(0x80000000)
  ; CHECK:   liveins: $rcx, $rdi, $rdx, $rsi
  ; CHECK:   renamable $r15 = COPY $rcx
  ; CHECK:   renamable $r12 = COPY $rdx
  ; CHECK:   renamable $r14 = COPY $rsi
  ; CHECK:   renamable $r13 = COPY $rdi
  ; CHECK:   renamable $ebx = MOV32rm undef renamable $rax, 1, $noreg, 0, $noreg, implicit-def $rbx :: (load unordered 4 from `i32 addrspace(1)* undef`, align 8, addrspace 1)
  ; CHECK: bb.1.bb7:
  ; CHECK:   liveins: $rbx, $r12, $r13, $r14, $r15
  ; CHECK:   renamable $ebp = LEA64_32r renamable $rbx, 1, $noreg, 6, $noreg
  ; CHECK:   ADJCALLSTACKDOWN64 0, 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
  ; CHECK:   CALL64pcrel32 target-flags(x86-plt) @wombat, csr_64, implicit $rsp, implicit $ssp, implicit-def $rsp, implicit-def $ssp, implicit-def $rax
  ; CHECK:   ADJCALLSTACKUP64 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
  ; CHECK:   MOV64mr %stack.0, 1, $noreg, 0, $noreg, killed renamable $r13 :: (store 8 into %stack.0)
  ; CHECK:   MOV64mr %stack.1, 1, $noreg, 0, $noreg, killed renamable $r12 :: (store 8 into %stack.1)
  ; CHECK:   MOV64mr %stack.2, 1, $noreg, 0, $noreg, killed renamable $r15 :: (store 8 into %stack.2)
  ; CHECK:   ADJCALLSTACKDOWN64 0, 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
  ; CHECK:   $esi = COPY renamable $ebx
  ; CHECK:   $edx = COPY killed renamable $ebp
  ; CHECK:   $rcx = COPY killed renamable $rax
  ; CHECK:   $r8d = MOV32r0 implicit-def dead $eflags
  ; CHECK:   MOV64mr %stack.3, 1, $noreg, 0, $noreg, killed $r14 :: (store 8 into %stack.3)
  ; CHECK:   STATEPOINT 2, 5, 5, undef renamable $rax, undef $rdi, $esi, $edx, $rcx, killed $r8d, 2, 0, 2, 0, 2, 7, undef renamable $rax, 1, 8, %stack.0, 0, 1, 8, %stack.1, 0, 1, 8, %stack.2, 0, renamable $ebx, undef renamable $eax, 2, 6, 2, 2, 1, 8, %stack.3, 0, undef renamable $rbx, 2, 0, 2, 2, 0, 0, 1, 1, csr_64, implicit-def $rsp, implicit-def $ssp, implicit killed $rbx :: (volatile load store 8 on %stack.0), (volatile load store 8 on %stack.1), (volatile load store 8 on %stack.2), (load store 8 on %stack.3)
  ; CHECK:   $r14 = MOV64rm %stack.3, 1, $noreg, 0, $noreg :: (load 8 from %stack.3)
  ; CHECK:   ADJCALLSTACKUP64 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
  ; CHECK:   RET 0
  bb.0.bb:
    successors: %bb.1(0x80000000)
    liveins: $rcx, $rdi, $rdx, $rsi

    renamable $r15 = COPY $rcx
    renamable $r12 = COPY $rdx
    renamable $r14 = COPY $rsi
    renamable $r13 = COPY $rdi
    renamable $ebx = MOV32rm undef renamable $rax, 1, $noreg, 0, $noreg, implicit-def $rbx :: (load unordered 4 from `i32 addrspace(1)* undef`, align 8, addrspace 1)

  bb.1.bb7:
    liveins: $rbx, $r12, $r13, $r14, $r15

    renamable $ebp = LEA64_32r renamable $rbx, 1, $noreg, 6, $noreg
    ADJCALLSTACKDOWN64 0, 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
    CALL64pcrel32 target-flags(x86-plt) @wombat, csr_64, implicit $rsp, implicit $ssp, implicit-def $rsp, implicit-def $ssp, implicit-def $rax
    ADJCALLSTACKUP64 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
    MOV64mr %stack.0, 1, $noreg, 0, $noreg, killed renamable $r13 :: (store 8 into %stack.0)
    MOV64mr %stack.1, 1, $noreg, 0, $noreg, killed renamable $r12 :: (store 8 into %stack.1)
    MOV64mr %stack.2, 1, $noreg, 0, $noreg, killed renamable $r15 :: (store 8 into %stack.2)
    ADJCALLSTACKDOWN64 0, 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
    $esi = COPY renamable $ebx
    $edx = COPY killed renamable $ebp
    $rcx = COPY killed renamable $rax
    $r8d = MOV32r0 implicit-def dead $eflags
    dead renamable $r14, dead renamable $rbx = STATEPOINT 2, 5, 5, undef renamable $rax, undef $rdi, $esi, $edx, $rcx, killed $r8d, 2, 0, 2, 0, 2, 7, undef renamable $rax, 1, 8, %stack.0, 0, 1, 8, %stack.1, 0, 1, 8, %stack.2, 0, renamable $ebx, undef renamable $eax, 2, 6, 2, 2, killed renamable $r14(tied-def 0), undef renamable $rbx(tied-def 1), 2, 0, 2, 2, 0, 0, 1, 1, csr_64, implicit-def $rsp, implicit-def $ssp, implicit killed $rbx :: (volatile load store 8 on %stack.0), (volatile load store 8 on %stack.1), (volatile load store 8 on %stack.2)
    ADJCALLSTACKUP64 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
    RET 0

...