# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py # RUN: llc -mtriple=powerpc64le -simplify-mir -verify-machineinstrs \ # RUN: -run-pass=peephole-opt %s -o - | FileCheck %s # Test to show effect of `optimizeCompareInstr` when `equalityOnly` is true. --- name: h alignment: 16 tracksRegLiveness: true registers: - { id: 0, class: g8rc } - { id: 1, class: g8rc } - { id: 2, class: g8rc_and_g8rc_nox0 } - { id: 3, class: crrc } - { id: 4, class: g8rc_and_g8rc_nox0 } - { id: 5, class: g8rc } liveins: - { reg: '$x3', virtual-reg: '%0' } - { reg: '$x4', virtual-reg: '%1' } frameInfo: maxAlignment: 1 machineFunctionInfo: {} body: | bb.0: liveins: $x3, $x4 ; CHECK-LABEL: name: h ; CHECK: liveins: $x3, $x4 ; CHECK: [[COPY:%[0-9]+]]:g8rc = COPY $x4 ; CHECK: [[COPY1:%[0-9]+]]:g8rc = COPY $x3 ; CHECK: [[SUBF8_rec:%[0-9]+]]:g8rc_and_g8rc_nox0 = SUBF8_rec [[COPY]], [[COPY1]], implicit-def $cr0 ; CHECK: [[COPY2:%[0-9]+]]:crrc = COPY killed $cr0 ; CHECK: [[ISEL8_:%[0-9]+]]:g8rc = ISEL8 $zero8, [[SUBF8_rec]], [[COPY2]].sub_eq ; CHECK: $x3 = COPY [[ISEL8_]] ; CHECK: BLR8 implicit $lr8, implicit $rm, implicit $x3 %1:g8rc = COPY $x4 %0:g8rc = COPY $x3 %2:g8rc_and_g8rc_nox0 = SUBF8 %1, %0 %3:crrc = CMPLD %0, %1 %4:g8rc_and_g8rc_nox0 = LI8 0 %5:g8rc = ISEL8 %4, %2, %3.sub_eq $x3 = COPY %5 BLR8 implicit $lr8, implicit $rm, implicit $x3 ...