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1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py2# RUN: llc -mtriple=riscv64 -mattr=+v -run-pass=register-coalescer %s -o - 2>&1 | FileCheck %s3 4# This test used to crash in the register coalescer when the target would5# return the out-of-bounds CommuteAnyOperandIndex for one of its commutable6# operand indices.7 8--- |9 target triple = "riscv64"10 target datalayout = "e-m:e-p:64:64-i64:64-i128:128-n64-S128"11 12 define void @commuted_op_indices() {13 unreachable14 }15...16---17name: commuted_op_indices18tracksRegLiveness: true19registers:20 - { id: 0, class: vr, preferred-register: '' }21 - { id: 1, class: vrnov0, preferred-register: '' }22 - { id: 2, class: vrnov0, preferred-register: '' }23 - { id: 3, class: vr, preferred-register: '' }24body: |25 bb.0:26 liveins: $v0, $v1, $v227 ; CHECK-LABEL: name: commuted_op_indices28 ; CHECK: liveins: $v0, $v1, $v229 ; CHECK-NEXT: {{ $}}30 ; CHECK-NEXT: [[COPY:%[0-9]+]]:vr = COPY $v031 ; CHECK-NEXT: [[COPY1:%[0-9]+]]:vrnov0 = COPY $v132 ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vrnov0 = COPY $v233 ; CHECK-NEXT: [[PseudoVNMSUB_VV_M1_:%[0-9]+]]:vr = PseudoVNMSUB_VV_M1 [[PseudoVNMSUB_VV_M1_]], [[COPY1]], [[COPY2]], -1, 6 /* e64 */, 1 /* ta, mu */, implicit $vl, implicit $vtype34 ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vr = COPY [[PseudoVNMSUB_VV_M1_]]35 ; CHECK-NEXT: dead [[PseudoVSLL_VI_M1_:%[0-9]+]]:vr = PseudoVSLL_VI_M1 undef [[PseudoVSLL_VI_M1_]], [[PseudoVSLL_VI_M1_]], 11, $noreg, 6 /* e64 */, 0 /* tu, mu */, implicit $vl, implicit $vtype36 ; CHECK-NEXT: $v0 = COPY [[PseudoVNMSUB_VV_M1_]]37 ; CHECK-NEXT: PseudoRET implicit $v038 %0:vr = COPY $v039 %1:vrnov0 = COPY $v140 %2:vrnov0 = COPY $v241 %0:vr = PseudoVNMSUB_VV_M1 %0, %1, killed %2, -1, 6, 1, implicit $vl, implicit $vtype42 %3:vr = COPY %043 %3:vr = PseudoVSLL_VI_M1 undef %3, %3, 11, $noreg, 6, 0, implicit $vl, implicit $vtype44 $v0 = COPY %045 PseudoRET implicit $v046...47