[PATCH] D63413: AMDGPU/GlobalISel: RegBankSelect for WWM/WQM
Matt Arsenault via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Mon Jun 17 04:44:20 PDT 2019
arsenm created this revision.
arsenm added reviewers: nhaehnle, tpr, sheredom, tstellar.
Herald added subscribers: Petar.Avramovic, t-tye, dstuttard, kristof.beyls, rovka, yaxunl, wdng, jvesely, kzhuravl.
https://reviews.llvm.org/D63413
Files:
lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.wqm.mir
test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.wwm.mir
Index: test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.wwm.mir
===================================================================
--- /dev/null
+++ test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.wwm.mir
@@ -0,0 +1,31 @@
+# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
+# RUN: llc -march=amdgcn -mcpu=fiji -run-pass=regbankselect -regbankselect-fast -verify-machineinstrs -o - %s | FileCheck %s
+# RUN: llc -march=amdgcn -mcpu=fiji -run-pass=regbankselect -regbankselect-greedy -verify-machineinstrs -o - %s | FileCheck %s
+
+---
+name: wwm_s
+legalized: true
+
+body: |
+ bb.0:
+ liveins: $sgpr0
+ ; CHECK-LABEL: name: wwm_s
+ ; CHECK: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
+ ; CHECK: [[INT:%[0-9]+]]:vgpr(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.wwm), [[COPY]](s32)
+ %0:_(s32) = COPY $sgpr0
+ %1:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.wwm), %0
+...
+
+---
+name: wwm_v
+legalized: true
+
+body: |
+ bb.0:
+ liveins: $vgpr0
+ ; CHECK-LABEL: name: wwm_v
+ ; CHECK: [[COPY:%[0-9]+]]:vgpr(s32) = COPY $vgpr0
+ ; CHECK: [[INT:%[0-9]+]]:vgpr(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.wwm), [[COPY]](s32)
+ %0:_(s32) = COPY $vgpr0
+ %1:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.wwm), %0
+...
Index: test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.wqm.mir
===================================================================
--- /dev/null
+++ test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.wqm.mir
@@ -0,0 +1,31 @@
+# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
+# RUN: llc -march=amdgcn -mcpu=fiji -run-pass=regbankselect -regbankselect-fast -verify-machineinstrs -o - %s | FileCheck %s
+# RUN: llc -march=amdgcn -mcpu=fiji -run-pass=regbankselect -regbankselect-greedy -verify-machineinstrs -o - %s | FileCheck %s
+
+---
+name: wqm_s
+legalized: true
+
+body: |
+ bb.0:
+ liveins: $sgpr0
+ ; CHECK-LABEL: name: wqm_s
+ ; CHECK: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
+ ; CHECK: [[INT:%[0-9]+]]:vgpr(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.wqm), [[COPY]](s32)
+ %0:_(s32) = COPY $sgpr0
+ %1:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.wqm), %0
+...
+
+---
+name: wqm_v
+legalized: true
+
+body: |
+ bb.0:
+ liveins: $vgpr0
+ ; CHECK-LABEL: name: wqm_v
+ ; CHECK: [[COPY:%[0-9]+]]:vgpr(s32) = COPY $vgpr0
+ ; CHECK: [[INT:%[0-9]+]]:vgpr(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.wqm), [[COPY]](s32)
+ %0:_(s32) = COPY $vgpr0
+ %1:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.wqm), %0
+...
Index: lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
===================================================================
--- lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
+++ lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
@@ -1580,6 +1580,8 @@
case Intrinsic::amdgcn_sdot8:
case Intrinsic::amdgcn_udot8:
case Intrinsic::amdgcn_fdiv_fast:
+ case Intrinsic::amdgcn_wwm:
+ case Intrinsic::amdgcn_wqm:
return getDefaultMappingVOP(MI);
case Intrinsic::amdgcn_ds_permute:
case Intrinsic::amdgcn_ds_bpermute:
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