llvm/llvm/test/CodeGen/X86/statepoint-fixup-invoke.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -o - %s -fixup-allow-gcptr-in-csr=false -run-pass fixup-statepoint-caller-saved | FileCheck %s

--- |
  ; ModuleID = 'test/CodeGen/X86/statepoint-fixup-invoke.mir'
  source_filename = "test/CodeGen/X86/statepoint-fixup-invoke.mir"
  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 @some_call(ptr addrspace(1))

  declare i32 @personality_function()

  define ptr addrspace(1) @test_basic(ptr addrspace(1) %obj, ptr addrspace(1) %obj1) gc "statepoint-example" personality ptr @personality_function {
  entry:
    %0 = invoke token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(void (ptr addrspace(1))) @some_call, i32 1, i32 0, ptr addrspace(1) %obj, i32 0, i32 0) [ "gc-live"(ptr addrspace(1) %obj, ptr addrspace(1) %obj1), "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]
            to label %invoke_safepoint_normal_dest unwind label %exceptional_return

  invoke_safepoint_normal_dest:                     ; preds = %entry
    %obj.relocated = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %0, i32 0, i32 0) ; (%obj, %obj)
    %obj1.relocated = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %0, i32 1, i32 1) ; (%obj1, %obj1)
    br label %normal_return

  normal_return:                                    ; preds = %invoke_safepoint_normal_dest
    ret ptr addrspace(1) %obj.relocated

  exceptional_return:                               ; preds = %entry
    %landing_pad = landingpad token
            cleanup
    %obj.relocated1 = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %landing_pad, i32 0, i32 0) ; (%obj, %obj)
    %obj1.relocated1 = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %landing_pad, i32 1, i32 1) ; (%obj1, %obj1)
    ret ptr addrspace(1) %obj1.relocated1
  }

  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

  ; Function Attrs: nounwind
  declare void @llvm.stackprotector(ptr, ptr) #1

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

...
---
name:            test_basic
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: '' }
frameInfo:
  isFrameAddressTaken: false
  isReturnAddressTaken: false
  hasStackMap:     false
  hasPatchPoint:   false
  stackSize:       0
  offsetAdjustment: 0
  maxAlignment:    1
  adjustsStack:    false
  hasCalls:        true
  stackProtector:  ''
  maxCallFrameSize: 4294967295
  cvBytesOfCalleeSavedRegisters: 0
  hasOpaqueSPAdjustment: false
  hasVAStart:      false
  hasMustTailInVarArgFunc: false
  localFrameSize:  0
  savePoint:       ''
  restorePoint:    ''
fixedStack:      []
stack:           []
callSites:       []
constants:       []
machineFunctionInfo: {}
body:             |
  ; CHECK-LABEL: name: test_basic
  ; CHECK: bb.0.entry:
  ; CHECK:   successors: %bb.1(0x7ffff800), %bb.3(0x00000800)
  ; CHECK:   liveins: $rdi, $rsi
  ; CHECK-DAG:   MOV64mr %stack.0, 1, $noreg, 0, $noreg, $rsi :: (store (s64) into %stack.0)
  ; CHECK-DAG:   MOV64mr %stack.1, 1, $noreg, 0, $noreg, $rdi :: (store (s64) into %stack.1)
  ; CHECK:   EH_LABEL <mcsymbol .Ltmp0>
  ; CHECK:   ADJCALLSTACKDOWN64 0, 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
  ; CHECK:   STATEPOINT 0, 0, 1, @some_call, $rdi, 2, 0, 2, 0, 2, 5, 2, 0, 2, -1, 2, 0, 2, 0, 2, 0, 2, 2, 1, 8, %stack.0, 0, 1, 8, %stack.1, 0, 2, 0, 2, 2, 0, 0, 1, 1, csr_64, implicit-def $rsp, implicit-def $ssp :: (load store (s64) on %stack.0), (load store (s64) on %stack.1)
  ; CHECK-DAG:   $r14 = MOV64rm %stack.0, 1, $noreg, 0, $noreg :: (load (s64) from %stack.0)
  ; CHECK-DAG:   $rbx = MOV64rm %stack.1, 1, $noreg, 0, $noreg :: (load (s64) from %stack.1)
  ; CHECK:   ADJCALLSTACKUP64 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
  ; CHECK:   EH_LABEL <mcsymbol .Ltmp1>
  ; CHECK:   JMP_1 %bb.1
  ; CHECK: bb.1.invoke_safepoint_normal_dest:
  ; CHECK:   successors: %bb.2(0x80000000)
  ; CHECK:   liveins: $rbx
  ; CHECK: bb.2.normal_return:
  ; CHECK:   liveins: $rbx
  ; CHECK:   $rax = COPY killed renamable $rbx
  ; CHECK:   RET 0, $rax
  ; CHECK: bb.3.exceptional_return (landing-pad):
  ; CHECK:   liveins: $rax, $rdx, $r14
  ; CHECK:   EH_LABEL <mcsymbol .Ltmp2>
  ; CHECK-DAG:   $r14 = MOV64rm %stack.0, 1, $noreg, 0, $noreg :: (load (s64) from %stack.0)
  ; CHECK-DAG:   $rbx = MOV64rm %stack.1, 1, $noreg, 0, $noreg :: (load (s64) from %stack.1)
  ; CHECK:   $rax = COPY killed renamable $r14
  ; CHECK:   RET 0, $rax
  bb.0.entry:
    successors: %bb.1(0x7ffff800), %bb.3(0x00000800)
    liveins: $rdi, $rsi

    renamable $r14 = COPY $rsi
    renamable $rbx = COPY $rdi
    EH_LABEL <mcsymbol .Ltmp0>
    ADJCALLSTACKDOWN64 0, 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
    renamable $r14, renamable $rbx = STATEPOINT 0, 0, 1, @some_call, $rdi, 2, 0, 2, 0, 2, 5, 2, 0, 2, -1, 2, 0, 2, 0, 2, 0, 2, 2, killed renamable $r14(tied-def 0), killed renamable $rbx(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
    EH_LABEL <mcsymbol .Ltmp1>
    JMP_1 %bb.1

  bb.1.invoke_safepoint_normal_dest:
    successors: %bb.2(0x80000000)
    liveins: $rbx


  bb.2.normal_return:
    liveins: $rbx

    $rax = COPY killed renamable $rbx
    RET 0, $rax

  bb.3.exceptional_return (landing-pad):
    liveins: $rax, $rdx, $r14

    EH_LABEL <mcsymbol .Ltmp2>
    $rax = COPY killed renamable $r14
    RET 0, $rax

...