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| author | Ryan Taylor <rtayl@amd.com> | 2018-07-05 12:02:07 +0000 |
|---|---|---|
| committer | Ryan Taylor <rtayl@amd.com> | 2018-07-05 12:02:07 +0000 |
| commit | 5f04458a61e716e8f22126f4886e0b2a67bc7a30 (patch) | |
| tree | 34be06544f1f663979f87816268881ab33822e62 /llvm/test | |
| parent | 046fa610e0106212b87a9d53c48b696cb1767da6 (diff) | |
| download | bcm5719-llvm-5f04458a61e716e8f22126f4886e0b2a67bc7a30.tar.gz bcm5719-llvm-5f04458a61e716e8f22126f4886e0b2a67bc7a30.zip | |
[AMDGPU] Add VALU to V_INTERP Instructions
Wait states are not properly being inserted after buffer_store for v_interp instructions.
Add VALU to V_INTERP instructions so that the GCNHazardRecognizer can
check and insert the appropriate wait states when needed.
Differential Revision: https://reviews.llvm.org/D48772
Change-Id: Id540c9b074fc69b5c1de6b182276aa089c74aa64
llvm-svn: 336339
Diffstat (limited to 'llvm/test')
| -rw-r--r-- | llvm/test/CodeGen/AMDGPU/hazard-buffer-store-v-interp.mir | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/AMDGPU/hazard-buffer-store-v-interp.mir b/llvm/test/CodeGen/AMDGPU/hazard-buffer-store-v-interp.mir new file mode 100644 index 00000000000..64436b7e30e --- /dev/null +++ b/llvm/test/CodeGen/AMDGPU/hazard-buffer-store-v-interp.mir @@ -0,0 +1,19 @@ +# RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs -run-pass post-RA-hazard-rec %s -o - | FileCheck -check-prefix=GCN -check-prefix=VI %s +# RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs -run-pass post-RA-hazard-rec %s -o - | FileCheck -check-prefix=GCN -check-prefix=GFX9 %s + +# GCN-LABEL: name: hazard_buffer_store_v_interp +# GCN: bb.0.entry: +# GCN-NEXT: BUFFER_STORE_DWORDX4_OFFSET_exact +# GCN-NEXT: S_NOP +# GCN-NEXT: V_INTERP_P1_F32 + +name: hazard_buffer_store_v_interp +body: | + bb.0.entry: + liveins: $sgpr0, $sgpr1, $sgpr2, $sgpr3, $vgpr0, $vgpr1, $vgpr7, $vgpr8, $vgpr9, $vgpr10 + + BUFFER_STORE_DWORDX4_OFFSET_exact killed $vgpr7_vgpr8_vgpr9_vgpr10, $sgpr4_sgpr5_sgpr6_sgpr7, 0, 96, 0, 0, 0, implicit $exec + $vgpr7 = V_INTERP_P1_F32 $vgpr0, 0, 0, implicit $m0, implicit $exec + S_ENDPGM + +... |
