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[AMDGPU] Add iglp_opt(3) for simple mfma / exp interleaving #117269
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Change-Id: If4c9d9a1a366e2bc8c066c6666e7530fd8eaa9b4
@llvm/pr-subscribers-backend-amdgpu Author: Jeffrey Byrnes (jrbyrnes) ChangesAdds a minimal iglp_opt to do simple exp / mfma interleaving. Patch is 152.84 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/117269.diff 3 Files Affected:
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUIGroupLP.cpp b/llvm/lib/Target/AMDGPU/AMDGPUIGroupLP.cpp
index 1e7d4fe4a869ff..f68b56a978fa45 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUIGroupLP.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUIGroupLP.cpp
@@ -832,7 +832,8 @@ void PipelineSolver::solve() {
enum IGLPStrategyID : int {
MFMASmallGemmOptID = 0,
MFMASmallGemmSingleWaveOptID = 1,
- MFMAExpInterleave = 2
+ MFMAExpInterleave = 2,
+ MFMAExpSimpleInterleaveID = 3
};
// Implement a IGLP scheduling strategy.
@@ -1845,6 +1846,50 @@ bool MFMAExpInterleaveOpt::applyIGLPStrategy(
return true;
}
+class MFMAExpSimpleInterleaveOpt final : public IGLPStrategy {
+private:
+public:
+ bool applyIGLPStrategy(
+ DenseMap<int, SUnitsToCandidateSGsMap> &SyncedInstrs,
+ DenseMap<int, SmallVector<SchedGroup, 4>> &SyncedSchedGroups,
+ AMDGPU::SchedulingPhase Phase) override;
+
+ bool shouldApplyStrategy(ScheduleDAGInstrs *DAG,
+ AMDGPU::SchedulingPhase Phase) override {
+ return true;
+ }
+
+ MFMAExpSimpleInterleaveOpt(ScheduleDAGInstrs *DAG, const SIInstrInfo *TII)
+ : IGLPStrategy(DAG, TII) {
+ IsBottomUp = true;
+ }
+};
+
+bool MFMAExpSimpleInterleaveOpt::applyIGLPStrategy(
+ DenseMap<int, SUnitsToCandidateSGsMap> &SyncedInstrs,
+ DenseMap<int, SmallVector<SchedGroup, 4>> &SyncedSchedGroups,
+ AMDGPU::SchedulingPhase Phase) {
+ // Count the number of MFMA instructions.
+ unsigned MFMACount = 0;
+ for (const MachineInstr &I : *DAG)
+ if (TII->isMFMAorWMMA(I))
+ ++MFMACount;
+
+ const unsigned PipelineSyncID = 0;
+ SchedGroup *SG = nullptr;
+ for (unsigned I = 0; I < MFMACount * 3; ++I) {
+ SG = &SyncedSchedGroups[PipelineSyncID].emplace_back(
+ SchedGroupMask::TRANS, 1, PipelineSyncID, DAG, TII);
+ SG->initSchedGroup(SyncedInstrs[SG->getSyncID()]);
+
+ SG = &SyncedSchedGroups[PipelineSyncID].emplace_back(
+ SchedGroupMask::MFMA, 1, PipelineSyncID, DAG, TII);
+ SG->initSchedGroup(SyncedInstrs[SG->getSyncID()]);
+ }
+
+ return true;
+}
+
class MFMASmallGemmSingleWaveOpt final : public IGLPStrategy {
private:
// Whether the DS_READ is a predecessor of first four MFMA in region
@@ -2310,6 +2355,8 @@ createIGLPStrategy(IGLPStrategyID ID, ScheduleDAGInstrs *DAG,
return std::make_unique<MFMASmallGemmSingleWaveOpt>(DAG, TII);
case MFMAExpInterleave:
return std::make_unique<MFMAExpInterleaveOpt>(DAG, TII);
+ case MFMAExpSimpleInterleaveID:
+ return std::make_unique<MFMAExpSimpleInterleaveOpt>(DAG, TII);
}
llvm_unreachable("Unknown IGLPStrategyID");
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.iglp.opt.exp.large.mir b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.iglp.opt.exp.large.mir
index c3562708b15d88..c1ee8c3455d1e8 100644
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.iglp.opt.exp.large.mir
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.iglp.opt.exp.large.mir
@@ -1146,6 +1146,10 @@
; GCN-NEXT: s_waitcnt vmcnt(8)
; GCN-NEXT: ;;#ASMEND
; GCN-NEXT: s_endpgm
+
+ define amdgpu_kernel void @largeInterleaveSimple() #0 { ret void }
+
+
attributes #0 = {"amdgpu-flat-work-group-size"="256,256"}
!0 = !{i64 2862105}
@@ -2054,3 +2058,908 @@ body: |
%3329:vgpr_32 = nuw V_ADD_U32_e32 128, %3329:vgpr_32, implicit $exec
S_ENDPGM 0
...
+
+
+---
+name: largeInterleaveSimple
+tracksRegLiveness: true
+machineFunctionInfo:
+ stackPtrOffsetReg: '$sgpr32'
+ occupancy: 7
+body: |
+ bb.0:
+ liveins: $vgpr0, $sgpr0_sgpr1, $sgpr2, $sgpr3, $sgpr4
+ %11:vgpr_32 = IMPLICIT_DEF
+ %1:sgpr_512 = IMPLICIT_DEF
+ %16:vgpr_32 = IMPLICIT_DEF
+ %443:sgpr_128 = IMPLICIT_DEF
+ %18:sreg_32 = IMPLICIT_DEF
+ %25:vgpr_32 = IMPLICIT_DEF
+ %23:vgpr_32 = IMPLICIT_DEF
+ %391:vreg_128_align2 = IMPLICIT_DEF
+ %24:vgpr_32 = IMPLICIT_DEF
+ %392:vreg_128_align2 = IMPLICIT_DEF
+ %401:vreg_128_align2 = IMPLICIT_DEF
+ %406:vreg_128_align2 = IMPLICIT_DEF
+ %48:vgpr_32 = IMPLICIT_DEF
+ %473:sgpr_128 = IMPLICIT_DEF
+ %411:vreg_128_align2 = IMPLICIT_DEF
+ %416:vreg_128_align2 = IMPLICIT_DEF
+ %421:vreg_128_align2 = IMPLICIT_DEF
+ %426:vreg_128_align2 = IMPLICIT_DEF
+ %1114:sgpr_32 = IMPLICIT_DEF
+ %39:vgpr_32 = IMPLICIT_DEF
+ %484:sreg_64_xexec = IMPLICIT_DEF
+ %3346:vgpr_32 = IMPLICIT_DEF
+ %1422:sreg_32 = IMPLICIT_DEF
+ %1424:sreg_32 = IMPLICIT_DEF
+ %15:vgpr_32 = IMPLICIT_DEF
+ %494:sreg_32 = IMPLICIT_DEF
+ %47:vgpr_32 = IMPLICIT_DEF
+ %41:vgpr_32 = IMPLICIT_DEF
+ %42:vgpr_32 = IMPLICIT_DEF
+ %43:vgpr_32 = IMPLICIT_DEF
+ %44:vgpr_32 = IMPLICIT_DEF
+ %45:vgpr_32 = IMPLICIT_DEF
+ %50:sreg_32 = IMPLICIT_DEF
+ %3347:vgpr_32 = IMPLICIT_DEF
+ %3329:vgpr_32 = IMPLICIT_DEF
+ %3330:vgpr_32 = IMPLICIT_DEF
+ %3331:vgpr_32 = IMPLICIT_DEF
+ %3332:vgpr_32 = IMPLICIT_DEF
+ %3333:vgpr_32 = IMPLICIT_DEF
+ %2986:vreg_512_align2 = IMPLICIT_DEF
+ %3038:vreg_512_align2 = IMPLICIT_DEF
+ %2980:vreg_512_align2 = IMPLICIT_DEF
+ %3003:vreg_512_align2 = IMPLICIT_DEF
+ %3334:vgpr_32 = IMPLICIT_DEF
+ %3335:vgpr_32 = IMPLICIT_DEF
+ %3336:vgpr_32 = IMPLICIT_DEF
+ %3337:vgpr_32 = IMPLICIT_DEF
+ %3338:vgpr_32 = IMPLICIT_DEF
+ %3339:vgpr_32 = IMPLICIT_DEF
+ %3345:vgpr_32 = IMPLICIT_DEF
+ %3340:vgpr_32 = IMPLICIT_DEF
+ %3341:vgpr_32 = IMPLICIT_DEF
+ %3342:vgpr_32 = IMPLICIT_DEF
+ %3343:vgpr_32 = IMPLICIT_DEF
+ %3344:vgpr_32 = IMPLICIT_DEF
+ %84:vgpr_32 = COPY %3347
+ %86:vgpr_32 = COPY %3347:vgpr_32
+ IGLP_OPT 3
+ %593:sreg_32 = V_READFIRSTLANE_B32 %11:vgpr_32, implicit $exec
+ %595:vgpr_32 = V_LSHL_ADD_U32_e64 %593:sreg_32, 4, %3329:vgpr_32, implicit $exec
+ %597:vgpr_32 = nsw V_MUL_LO_U32_e64 %595:vgpr_32, %1.sub6:sgpr_512, implicit $exec
+ %599:vgpr_32 = V_ADD_LSHL_U32_e64 %597:vgpr_32, %16:vgpr_32, 1, implicit $exec
+ %601:vreg_128_align2 = BUFFER_LOAD_DWORDX4_OFFEN %599:vgpr_32, %443:sgpr_128, 0, 0, 0, 0, implicit $exec
+ %602:vgpr_32 = V_ADD_U32_e32 %18:sreg_32, %599:vgpr_32, implicit $exec
+ %603:vreg_128_align2 = BUFFER_LOAD_DWORDX4_OFFEN %602:vgpr_32, %443:sgpr_128, 0, 0, 0, 0, implicit $exec
+ %605:sreg_32 = S_LSHL_B32 %593:sreg_32, 7, implicit-def dead $scc
+ %606:vgpr_32 = V_ADD_LSHL_U32_e64 %25:vgpr_32, %605:sreg_32, 1, implicit $exec
+ DS_WRITE_B128_gfx9 %606:vgpr_32, %601:vreg_128_align2, 0, 0, implicit $exec
+ DS_WRITE_B128_gfx9 %606:vgpr_32, %603:vreg_128_align2, 1024, 0, implicit $exec
+ %608:vreg_128_align2 = BUFFER_LOAD_DWORDX4_OFFEN %599:vgpr_32, %443:sgpr_128, 0, 64, 0, 0, implicit $exec
+ %610:vgpr_32 = V_ADD_U32_e32 64, %602:vgpr_32, implicit $exec
+ %611:vreg_128_align2 = BUFFER_LOAD_DWORDX4_OFFEN %610:vgpr_32, %443:sgpr_128, 0, 0, 0, 0, implicit $exec
+ INLINEASM &"s_waitcnt vmcnt($0)", 57 /* sideeffect mayload maystore isconvergent attdialect */, 13 /* imm */, 8, !0
+ %612:vreg_128_align2 = DS_READ_B128_gfx9 %23:vgpr_32, 0, 0, implicit $exec
+ early-clobber %668:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_vgprcd_e64 %612.sub0_sub1:vreg_128_align2, %391.sub0_sub1:vreg_128_align2, 0, 0, 0, 0, implicit $mode, implicit $exec
+ %668:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %612.sub2_sub3:vreg_128_align2, %391.sub2_sub3:vreg_128_align2, %668:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %626:vreg_128_align2 = DS_READ_B128_gfx9 %23:vgpr_32, 512, 0, implicit $exec
+ early-clobber %679:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_vgprcd_e64 %626.sub0_sub1:vreg_128_align2, %391.sub0_sub1:vreg_128_align2, 0, 0, 0, 0, implicit $mode, implicit $exec
+ %679:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %626.sub2_sub3:vreg_128_align2, %391.sub2_sub3:vreg_128_align2, %679:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %638:vreg_128_align2 = DS_READ_B128_gfx9 %23:vgpr_32, 1024, 0, implicit $exec
+ early-clobber %690:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_vgprcd_e64 %638.sub0_sub1:vreg_128_align2, %391.sub0_sub1:vreg_128_align2, 0, 0, 0, 0, implicit $mode, implicit $exec
+ %690:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %638.sub2_sub3:vreg_128_align2, %391.sub2_sub3:vreg_128_align2, %690:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %650:vreg_128_align2 = DS_READ_B128_gfx9 %23:vgpr_32, 1536, 0, implicit $exec
+ early-clobber %701:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_vgprcd_e64 %650.sub0_sub1:vreg_128_align2, %391.sub0_sub1:vreg_128_align2, 0, 0, 0, 0, implicit $mode, implicit $exec
+ %701:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %650.sub2_sub3:vreg_128_align2, %391.sub2_sub3:vreg_128_align2, %701:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %662:vreg_128_align2 = DS_READ_B128_gfx9 %24:vgpr_32, 0, 0, implicit $exec
+ %668:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %662.sub0_sub1:vreg_128_align2, %392.sub0_sub1:vreg_128_align2, %668:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %668:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %662.sub2_sub3:vreg_128_align2, %392.sub2_sub3:vreg_128_align2, %668:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %673:vreg_128_align2 = DS_READ_B128_gfx9 %24:vgpr_32, 512, 0, implicit $exec
+ %679:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %673.sub0_sub1:vreg_128_align2, %392.sub0_sub1:vreg_128_align2, %679:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %679:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %673.sub2_sub3:vreg_128_align2, %392.sub2_sub3:vreg_128_align2, %679:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %684:vreg_128_align2 = DS_READ_B128_gfx9 %24:vgpr_32, 1024, 0, implicit $exec
+ %690:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %684.sub0_sub1:vreg_128_align2, %392.sub0_sub1:vreg_128_align2, %690:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %690:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %684.sub2_sub3:vreg_128_align2, %392.sub2_sub3:vreg_128_align2, %690:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %695:vreg_128_align2 = DS_READ_B128_gfx9 %24:vgpr_32, 1536, 0, implicit $exec
+ %701:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %695.sub0_sub1:vreg_128_align2, %392.sub0_sub1:vreg_128_align2, %701:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %701:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %695.sub2_sub3:vreg_128_align2, %392.sub2_sub3:vreg_128_align2, %701:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ INLINEASM &"s_waitcnt vmcnt($0)", 57 /* sideeffect mayload maystore isconvergent attdialect */, 13 /* imm */, 8, !0
+ DS_WRITE_B128_gfx9 %606:vgpr_32, %608:vreg_128_align2, 0, 0, implicit $exec
+ DS_WRITE_B128_gfx9 %606:vgpr_32, %611:vreg_128_align2, 1024, 0, implicit $exec
+ %706:vreg_128_align2 = BUFFER_LOAD_DWORDX4_OFFEN %599:vgpr_32, %443:sgpr_128, 0, 128, 0, 0, implicit $exec
+ %708:vgpr_32 = V_ADD_U32_e32 128, %602:vgpr_32, implicit $exec
+ %709:vreg_128_align2 = BUFFER_LOAD_DWORDX4_OFFEN %708:vgpr_32, %443:sgpr_128, 0, 0, 0, 0, implicit $exec
+ INLINEASM &"s_waitcnt vmcnt($0)", 57 /* sideeffect mayload maystore isconvergent attdialect */, 13 /* imm */, 8, !0
+ %710:vreg_128_align2 = DS_READ_B128_gfx9 %23:vgpr_32, 0, 0, implicit $exec
+ %668:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %710.sub0_sub1:vreg_128_align2, %401.sub0_sub1:vreg_128_align2, %668:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %668:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %710.sub2_sub3:vreg_128_align2, %401.sub2_sub3:vreg_128_align2, %668:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %721:vreg_128_align2 = DS_READ_B128_gfx9 %23:vgpr_32, 512, 0, implicit $exec
+ %679:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %721.sub0_sub1:vreg_128_align2, %401.sub0_sub1:vreg_128_align2, %679:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %679:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %721.sub2_sub3:vreg_128_align2, %401.sub2_sub3:vreg_128_align2, %679:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %732:vreg_128_align2 = DS_READ_B128_gfx9 %23:vgpr_32, 1024, 0, implicit $exec
+ %690:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %732.sub0_sub1:vreg_128_align2, %401.sub0_sub1:vreg_128_align2, %690:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %690:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %732.sub2_sub3:vreg_128_align2, %401.sub2_sub3:vreg_128_align2, %690:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %743:vreg_128_align2 = DS_READ_B128_gfx9 %23:vgpr_32, 1536, 0, implicit $exec
+ %701:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %743.sub0_sub1:vreg_128_align2, %401.sub0_sub1:vreg_128_align2, %701:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %701:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %743.sub2_sub3:vreg_128_align2, %401.sub2_sub3:vreg_128_align2, %701:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %754:vreg_128_align2 = DS_READ_B128_gfx9 %24:vgpr_32, 0, 0, implicit $exec
+ %668:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %754.sub0_sub1:vreg_128_align2, %406.sub0_sub1:vreg_128_align2, %668:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %668:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %754.sub2_sub3:vreg_128_align2, %406.sub2_sub3:vreg_128_align2, %668:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %765:vreg_128_align2 = DS_READ_B128_gfx9 %24:vgpr_32, 512, 0, implicit $exec
+ %679:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %765.sub0_sub1:vreg_128_align2, %406.sub0_sub1:vreg_128_align2, %679:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %679:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %765.sub2_sub3:vreg_128_align2, %406.sub2_sub3:vreg_128_align2, %679:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %776:vreg_128_align2 = DS_READ_B128_gfx9 %24:vgpr_32, 1024, 0, implicit $exec
+ %690:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %776.sub0_sub1:vreg_128_align2, %406.sub0_sub1:vreg_128_align2, %690:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %690:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %776.sub2_sub3:vreg_128_align2, %406.sub2_sub3:vreg_128_align2, %690:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %787:vreg_128_align2 = DS_READ_B128_gfx9 %24:vgpr_32, 1536, 0, implicit $exec
+ %701:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %787.sub0_sub1:vreg_128_align2, %406.sub0_sub1:vreg_128_align2, %701:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %701:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %787.sub2_sub3:vreg_128_align2, %406.sub2_sub3:vreg_128_align2, %701:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ INLINEASM &"s_waitcnt vmcnt($0)", 57 /* sideeffect mayload maystore isconvergent attdialect */, 13 /* imm */, 8, !0
+ DS_WRITE_B128_gfx9 %606:vgpr_32, %706:vreg_128_align2, 0, 0, implicit $exec
+ DS_WRITE_B128_gfx9 %606:vgpr_32, %709:vreg_128_align2, 1024, 0, implicit $exec
+ %798:vreg_128_align2 = BUFFER_LOAD_DWORDX4_OFFEN %599:vgpr_32, %443:sgpr_128, 0, 192, 0, 0, implicit $exec
+ %800:vgpr_32 = V_ADD_U32_e32 192, %602:vgpr_32, implicit $exec
+ %801:vreg_128_align2 = BUFFER_LOAD_DWORDX4_OFFEN %800:vgpr_32, %443:sgpr_128, 0, 0, 0, 0, implicit $exec
+ %802:vgpr_32 = V_ADD_U32_e32 %48:vgpr_32, %3330:vgpr_32, implicit $exec
+ %803:vreg_64_align2 = BUFFER_LOAD_DWORDX2_OFFEN %802:vgpr_32, %473:sgpr_128, 0, 0, 0, 0, implicit $exec
+ %804:vgpr_32 = V_ADD_U32_e32 %48:vgpr_32, %3331:vgpr_32, implicit $exec
+ %805:vreg_64_align2 = BUFFER_LOAD_DWORDX2_OFFEN %804:vgpr_32, %473:sgpr_128, 0, 0, 0, 0, implicit $exec
+ %806:vgpr_32 = V_ADD_U32_e32 %48:vgpr_32, %3332:vgpr_32, implicit $exec
+ %807:vreg_64_align2 = BUFFER_LOAD_DWORDX2_OFFEN %806:vgpr_32, %473:sgpr_128, 0, 0, 0, 0, implicit $exec
+ %808:vgpr_32 = V_ADD_U32_e32 %48:vgpr_32, %3333:vgpr_32, implicit $exec
+ %809:vreg_64_align2 = BUFFER_LOAD_DWORDX2_OFFEN %808:vgpr_32, %473:sgpr_128, 0, 0, 0, 0, implicit $exec
+ INLINEASM &"s_waitcnt vmcnt($0)", 57 /* sideeffect mayload maystore isconvergent attdialect */, 13 /* imm */, 8, !0
+ %810:vreg_128_align2 = DS_READ_B128_gfx9 %23:vgpr_32, 0, 0, implicit $exec
+ %668:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %810.sub0_sub1:vreg_128_align2, %411.sub0_sub1:vreg_128_align2, %668:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %668:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %810.sub2_sub3:vreg_128_align2, %411.sub2_sub3:vreg_128_align2, %668:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %821:vreg_128_align2 = DS_READ_B128_gfx9 %23:vgpr_32, 512, 0, implicit $exec
+ %679:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %821.sub0_sub1:vreg_128_align2, %411.sub0_sub1:vreg_128_align2, %679:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %679:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %821.sub2_sub3:vreg_128_align2, %411.sub2_sub3:vreg_128_align2, %679:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %832:vreg_128_align2 = DS_READ_B128_gfx9 %23:vgpr_32, 1024, 0, implicit $exec
+ %690:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %832.sub0_sub1:vreg_128_align2, %411.sub0_sub1:vreg_128_align2, %690:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %690:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %832.sub2_sub3:vreg_128_align2, %411.sub2_sub3:vreg_128_align2, %690:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %843:vreg_128_align2 = DS_READ_B128_gfx9 %23:vgpr_32, 1536, 0, implicit $exec
+ %701:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %843.sub0_sub1:vreg_128_align2, %411.sub0_sub1:vreg_128_align2, %701:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %701:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %843.sub2_sub3:vreg_128_align2, %411.sub2_sub3:vreg_128_align2, %701:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %854:vreg_128_align2 = DS_READ_B128_gfx9 %24:vgpr_32, 0, 0, implicit $exec
+ %668:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %854.sub0_sub1:vreg_128_align2, %416.sub0_sub1:vreg_128_align2, %668:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %668:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %854.sub2_sub3:vreg_128_align2, %416.sub2_sub3:vreg_128_align2, %668:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %865:vreg_128_align2 = DS_READ_B128_gfx9 %24:vgpr_32, 512, 0, implicit $exec
+ %679:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %865.sub0_sub1:vreg_128_align2, %416.sub0_sub1:vreg_128_align2, %679:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %679:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %865.sub2_sub3:vreg_128_align2, %416.sub2_sub3:vreg_128_align2, %679:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %876:vreg_128_align2 = DS_READ_B128_gfx9 %24:vgpr_32, 1024, 0, implicit $exec
+ %690:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %876.sub0_sub1:vreg_128_align2, %416.sub0_sub1:vreg_128_align2, %690:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %690:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %876.sub2_sub3:vreg_128_align2, %416.sub2_sub3:vreg_128_align2, %690:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %887:vreg_128_align2 = DS_READ_B128_gfx9 %24:vgpr_32, 1536, 0, implicit $exec
+ %701:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %887.sub0_sub1:vreg_128_align2, %416.sub0_sub1:vreg_128_align2, %701:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
+ %701:vreg_512_align2 = contract V_MFMA_F32_32X32X8F16_mac_vgprc...
[truncated]
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Adds a minimal iglp_opt to do simple exp / mfma interleaving.