peephole-miscompile-extswsli.mir
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -O3 -verify-machineinstrs -mtriple=powerpc64le-unknown-unknown -mcpu=pwr9 -run-pass=ppc-mi-peepholes \
# RUN: -simplify-mir %s -o - | FileCheck %s
---
name: poc
alignment: 16
tracksRegLiveness: true
body: |
; CHECK-LABEL: name: poc
; CHECK: bb.0.entry:
; CHECK: successors: %bb.1, %bb.2
; CHECK: liveins: $x3, $x4, $x5, $x6
; CHECK: [[COPY:%[0-9]+]]:g8rc = COPY $x6
; CHECK: [[COPY1:%[0-9]+]]:g8rc = COPY $x5
; CHECK: [[COPY2:%[0-9]+]]:g8rc = COPY $x4
; CHECK: [[COPY3:%[0-9]+]]:g8rc_and_g8rc_nox0 = COPY $x3
; CHECK: [[ANDI8_rec_:%[0-9]+]]:g8rc = ANDI8_rec [[COPY1]], 1, implicit-def $cr0
; CHECK: [[COPY4:%[0-9]+]]:crbitrc = COPY $cr0gt
; CHECK: BCn killed [[COPY4]], %bb.2
; CHECK: B %bb.1
; CHECK: bb.1:
; CHECK: liveins: $x3
; CHECK: [[EXTSW:%[0-9]+]]:g8rc = EXTSW $x3
; CHECK: [[RLDICR:%[0-9]+]]:g8rc = RLDICR [[ANDI8_rec_]], 2, 61
; CHECK: $x3 = COPY [[RLDICR]]
; CHECK: [[RLDICR1:%[0-9]+]]:g8rc = RLDICR [[EXTSW]], 2, 61
; CHECK: [[ADD8_:%[0-9]+]]:g8rc = ADD8 [[COPY3]], [[RLDICR1]]
; CHECK: $x3 = COPY [[ADD8_]]
; CHECK: BLR8 implicit $lr8, implicit $rm, implicit $x3
; CHECK: bb.2:
; CHECK: [[COPY5:%[0-9]+]]:gprc = COPY [[COPY]].sub_32
; CHECK: [[DEF:%[0-9]+]]:g8rc = IMPLICIT_DEF
; CHECK: [[INSERT_SUBREG:%[0-9]+]]:g8rc = INSERT_SUBREG [[DEF]], [[COPY5]], %subreg.sub_32
; CHECK: $x3 = COPY [[INSERT_SUBREG]]
; CHECK: BLR8 implicit $lr8, implicit $rm, implicit $x3
bb.0.entry:
successors: %bb.1, %bb.2
liveins: $x3, $x4, $x5, $x6
%4:g8rc = COPY $x6
%3:g8rc = COPY $x5
%2:g8rc = COPY $x4
%1:g8rc_and_g8rc_nox0 = COPY $x3
%11:g8rc = ANDI8_rec %3, 1, implicit-def $cr0
%6:crbitrc = COPY $cr0gt
BCn killed %6, %bb.2
B %bb.1
bb.1:
liveins: $x3
%0:g8rc = EXTSW $x3
%12:g8rc = RLDICR %11, 2, 61
$x3 = COPY %12:g8rc
%9:g8rc = RLDICR %0, 2, 61
%10:g8rc = ADD8 %1, %9
$x3 = COPY %10
BLR8 implicit $lr8, implicit $rm, implicit $x3
bb.2:
%5:gprc = COPY %4.sub_32
%8:g8rc = IMPLICIT_DEF
%7:g8rc = INSERT_SUBREG %8, %5, %subreg.sub_32
$x3 = COPY %7
BLR8 implicit $lr8, implicit $rm, implicit $x3
...