| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| # RUN: llc -global-isel -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -run-pass=amdgpu-postlegalizer-combiner -verify-machineinstrs -o - %s | FileCheck %s |
| |
| # Post-legalizer should not generate illegal extending loads |
| --- |
| name: sextload_from_inreg |
| tracksRegLiveness: true |
| legalized: true |
| body: | |
| bb.0: |
| liveins: $vgpr0_vgpr1 |
| ; CHECK-LABEL: name: sextload_from_inreg |
| ; CHECK: liveins: $vgpr0_vgpr1 |
| ; CHECK: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1 |
| ; CHECK: [[LOAD:%[0-9]+]]:_(s64) = G_LOAD [[COPY]](p1) :: (load (s64), addrspace 1) |
| ; CHECK: [[SEXT_INREG:%[0-9]+]]:_(s64) = G_SEXT_INREG [[LOAD]], 8 |
| ; CHECK: $vgpr0_vgpr1 = COPY [[SEXT_INREG]](s64) |
| %0:_(p1) = COPY $vgpr0_vgpr1 |
| %1:_(s64) = G_LOAD %0 :: (load (s64), align 8, addrspace 1) |
| %2:_(s64) = G_SEXT_INREG %1, 8 |
| $vgpr0_vgpr1 = COPY %2 |
| ... |
