# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py # RUN: llc -mtriple aarch64-apple-ios -run-pass=aarch64-postlegalizer-combiner --aarch64postlegalizercombinerhelper-only-enable-rule="ptr_add_immed_chain" %s -o - -verify-machineinstrs | FileCheck %s # REQUIRES: asserts # Check that we fold two adds of constant offsets with G_PTR_ADD into a single G_PTR_ADD. --- name: ptradd_chain tracksRegLiveness: true legalized: true body: | bb.1: liveins: $x0 ; CHECK-LABEL: name: ptradd_chain ; CHECK: liveins: $x0 ; CHECK: [[COPY:%[0-9]+]]:_(p0) = COPY $x0 ; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 16 ; CHECK: [[PTR_ADD:%[0-9]+]]:_(p0) = G_PTR_ADD [[COPY]], [[C]](s64) ; CHECK: $x0 = COPY [[PTR_ADD]](p0) ; CHECK: RET_ReallyLR implicit $x0 %0:_(p0) = COPY $x0 %1:_(s64) = G_CONSTANT i64 4 %2:_(s64) = G_CONSTANT i64 12 %3:_(p0) = G_PTR_ADD %0(p0), %1 %4:_(p0) = G_PTR_ADD %3(p0), %2 $x0 = COPY %4(p0) RET_ReallyLR implicit $x0 ...