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1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py2# RUN: llc -run-pass=aarch64-postlegalizer-lowering -verify-machineinstrs -mtriple aarch64-unknown-unknown %s -o - | FileCheck %s3# RUN: llc -debugify-and-strip-all-safe -run-pass=aarch64-postlegalizer-lowering -verify-machineinstrs -mtriple aarch64-unknown-unknown %s -o - | FileCheck %s4...5---6name: fconstant_to_constant_s327alignment: 48tracksRegLiveness: true9legalized: true10frameInfo:11 maxAlignment: 112machineFunctionInfo: {}13body: |14 bb.0:15 liveins: $x016 ; Only feeding into stores here. Also, the value can't be materialized using17 ; fmov, so it's strictly better to use a mov.18 ; CHECK-LABEL: name: fconstant_to_constant_s3219 ; CHECK: liveins: $x020 ; CHECK-NEXT: {{ $}}21 ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(p0) = COPY $x022 ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 102844334123 ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 52424 ; CHECK-NEXT: [[PTR_ADD:%[0-9]+]]:_(p0) = G_PTR_ADD [[COPY]], [[C1]](s64)25 ; CHECK-NEXT: G_STORE [[C]](s32), [[PTR_ADD]](p0) :: (store (s32))26 ; CHECK-NEXT: RET_ReallyLR27 %0:_(p0) = COPY $x028 %1:_(s32) = G_FCONSTANT float 0x3FA99999A000000029 %2:_(s64) = G_CONSTANT i64 52430 %3:_(p0) = G_PTR_ADD %0, %2(s64)31 G_STORE %1(s32), %3(p0) :: (store (s32))32 RET_ReallyLR33...34---35name: fconstant_to_constant_s6436alignment: 437tracksRegLiveness: true38legalized: true39frameInfo:40 maxAlignment: 141machineFunctionInfo: {}42body: |43 bb.0:44 liveins: $x045 ; CHECK-LABEL: name: fconstant_to_constant_s6446 ; CHECK: liveins: $x047 ; CHECK-NEXT: {{ $}}48 ; CHECK-NEXT: %ptr:_(p0) = COPY $x049 ; CHECK-NEXT: %c:_(s64) = G_CONSTANT i64 050 ; CHECK-NEXT: G_STORE %c(s64), %ptr(p0) :: (store (s64))51 ; CHECK-NEXT: RET_ReallyLR52 %ptr:_(p0) = COPY $x053 %c:_(s64) = G_FCONSTANT double 0.000000e+0054 G_STORE %c(s64), %ptr(p0) :: (store (s64))55 RET_ReallyLR56...57---58name: no_store_means_no_combine59alignment: 460tracksRegLiveness: true61legalized: true62frameInfo:63 maxAlignment: 164machineFunctionInfo: {}65body: |66 bb.0:67 liveins: $x0, $x168 ; When we aren't feeding into a store, the combine shouldn't happen.69 ; CHECK-LABEL: name: no_store_means_no_combine70 ; CHECK: liveins: $x0, $x171 ; CHECK-NEXT: {{ $}}72 ; CHECK-NEXT: %v:_(s64) = COPY $x073 ; CHECK-NEXT: %c:_(s64) = G_FCONSTANT double 0.000000e+0074 ; CHECK-NEXT: %add:_(s64) = G_FADD %v, %c75 ; CHECK-NEXT: RET_ReallyLR implicit %add(s64)76 %v:_(s64) = COPY $x077 %c:_(s64) = G_FCONSTANT double 0.000000e+0078 %add:_(s64) = G_FADD %v, %c79 RET_ReallyLR implicit %add(s64)80...81