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1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py2# RUN: llc -mtriple aarch64-apple-ios -run-pass=aarch64-postlegalizer-combiner --aarch64postlegalizercombiner-only-enable-rule="ptr_add_immed_chain" %s -o - -verify-machineinstrs | FileCheck %s3# REQUIRES: asserts4 5# Check that we fold two adds of constant offsets with G_PTR_ADD into a single G_PTR_ADD.6---7name: ptradd_chain8tracksRegLiveness: true9legalized: true10body: |11 bb.1:12 liveins: $x013 14 ; CHECK-LABEL: name: ptradd_chain15 ; CHECK: liveins: $x016 ; CHECK-NEXT: {{ $}}17 ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(p0) = COPY $x018 ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 1619 ; CHECK-NEXT: [[PTR_ADD:%[0-9]+]]:_(p0) = G_PTR_ADD [[COPY]], [[C]](s64)20 ; CHECK-NEXT: $x0 = COPY [[PTR_ADD]](p0)21 ; CHECK-NEXT: RET_ReallyLR implicit $x022 %0:_(p0) = COPY $x023 %1:_(s64) = G_CONSTANT i64 424 %2:_(s64) = G_CONSTANT i64 1225 %3:_(p0) = G_PTR_ADD %0(p0), %126 %4:_(p0) = G_PTR_ADD %3(p0), %227 $x0 = COPY %4(p0)28 RET_ReallyLR implicit $x029...30---31name: ptradd_chain_nuw32tracksRegLiveness: true33legalized: true34body: |35 bb.1:36 liveins: $x037 38 ; CHECK-LABEL: name: ptradd_chain_nuw39 ; CHECK: liveins: $x040 ; CHECK-NEXT: {{ $}}41 ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(p0) = COPY $x042 ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 1643 ; CHECK-NEXT: [[PTR_ADD:%[0-9]+]]:_(p0) = nuw G_PTR_ADD [[COPY]], [[C]](s64)44 ; CHECK-NEXT: $x0 = COPY [[PTR_ADD]](p0)45 ; CHECK-NEXT: RET_ReallyLR implicit $x046 %0:_(p0) = COPY $x047 %1:_(s64) = G_CONSTANT i64 448 %2:_(s64) = G_CONSTANT i64 1249 %3:_(p0) = nuw G_PTR_ADD %0(p0), %150 %4:_(p0) = nuw G_PTR_ADD %3(p0), %251 $x0 = COPY %4(p0)52 RET_ReallyLR implicit $x053...54---55name: ptradd_chain_nuw_inbounds56tracksRegLiveness: true57legalized: true58body: |59 bb.1:60 liveins: $x061 62 ; CHECK-LABEL: name: ptradd_chain_nuw_inbounds63 ; CHECK: liveins: $x064 ; CHECK-NEXT: {{ $}}65 ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(p0) = COPY $x066 ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 1667 ; CHECK-NEXT: [[PTR_ADD:%[0-9]+]]:_(p0) = nuw nusw inbounds G_PTR_ADD [[COPY]], [[C]](s64)68 ; CHECK-NEXT: $x0 = COPY [[PTR_ADD]](p0)69 ; CHECK-NEXT: RET_ReallyLR implicit $x070 %0:_(p0) = COPY $x071 %1:_(s64) = G_CONSTANT i64 472 %2:_(s64) = G_CONSTANT i64 1273 %3:_(p0) = nuw nusw inbounds G_PTR_ADD %0(p0), %174 %4:_(p0) = nuw nusw inbounds G_PTR_ADD %3(p0), %275 $x0 = COPY %4(p0)76 RET_ReallyLR implicit $x077...78