| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py | |
| # RUN: llc -mtriple=amdgcn-mesa-mesa3d -run-pass=legalizer %s -o - | FileCheck %s | |
| # FIXME: Need to add test for IMPLICIT_DEF > 512 once all the operations used | |
| # to legalize IMPLICIT_DEF are leagl. | |
| --- | |
| name: test_implicit_def | |
| body: | | |
| bb.0: | |
| liveins: $vgpr0, $vgpr1 | |
| ; CHECK-LABEL: name: test_implicit_def | |
| ; CHECK: [[DEF:%[0-9]+]]:_(s448) = G_IMPLICIT_DEF | |
| ; CHECK: [[EXTRACT:%[0-9]+]]:_(s32) = G_EXTRACT [[DEF]](s448), 0 | |
| ; CHECK: $vgpr0 = COPY [[EXTRACT]](s32) | |
| %0:_(s448) = G_IMPLICIT_DEF | |
| %1:_(s32) = G_EXTRACT %0, 0 | |
| $vgpr0 = COPY %1 | |
| ... |