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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=aarch64-unknown-linux -run-pass=twoaddressinstruction -verify-machineinstrs %s -o - | FileCheck %s
# REQUIRES: aarch64-registered-target
# Verify that the register class is correctly constrained after the twoaddress replacement
---
name: statepoint_twoaddr
tracksRegLiveness: true
stack:
- { id: 0, name: '', type: default, offset: 0, size: 4, alignment: 4,
stack-id: default, callee-saved-register: '', callee-saved-restored: true,
local-offset: -4, debug-info-variable: '', debug-info-expression: '',
debug-info-location: '' }
body: |
bb.0:
liveins: $w0
; CHECK-LABEL: name: statepoint_twoaddr
; CHECK: liveins: $w0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr64sp = COPY killed $x0
; CHECK-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $xzr
; CHECK-NEXT: [[STATEPOINT:%[0-9]+]]:gpr64sp = STATEPOINT 2882400000, 0, 1, killed [[COPY1]], undef $x0, 2, 125, 2, 4, 2, 0, 2, 2, killed [[STATEPOINT]](tied-def 0), 2, 4278124286, 2, 0, 2, 2, 0, 0, 1, 1, csr_aarch64_aapcs, implicit-def $sp, implicit-def dead $x0, implicit-def dead early-clobber $lr :: (volatile load store (s32) on %stack.0)
; CHECK-NEXT: [[ADDXri:%[0-9]+]]:gpr64sp = ADDXri killed [[STATEPOINT]], 16, 0
; CHECK-NEXT: $x0 = COPY killed [[ADDXri]]
; CHECK-NEXT: RET_ReallyLR implicit $x0
%0:gpr64all = COPY killed $x0
%1:gpr32 = COPY $xzr
%2:gpr64sp = STATEPOINT 2882400000, 0, 1, killed %1, undef $x0, 2, 125, 2, 4, 2, 0, 2, 2, killed %0(tied-def 0), 2, 4278124286, 2, 0, 2, 2, 0, 0, 1, 1, csr_aarch64_aapcs, implicit-def $sp, implicit-def dead $x0, implicit-def dead early-clobber $lr :: (volatile load store (s32) on %stack.0)
%3:gpr64sp = ADDXri killed %2, 16, 0
$x0 = COPY killed %3
RET_ReallyLR implicit $x0
...
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