| ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+amx-int8 -mattr=+avx512f -verify-machineinstrs | FileCheck %s |
| |
| ; #include <immintrin.h> |
| ; |
| ; #define TILE_SZ 16 |
| ; void inner_product(int *A_mem, int *B_mem, int *C_mem, int M, int N, int K) { |
| ; const int m = M / TILE_SZ; |
| ; const int n = N / TILE_SZ; |
| ; const int k = K / TILE_SZ; |
| ; |
| ; for (int i = 0; i < m; i++) |
| ; for (int j = 0; j < n; j++) { |
| ; __tile1024i c = {TILE_SZ, TILE_SZ*sizeof(int)}; |
| ; __tile_zero(&c); |
| ; for (int l = 0; l < k; l++) { |
| ; __tile1024i a = {TILE_SZ, TILE_SZ*sizeof(int)}; |
| ; __tile1024i b = {TILE_SZ, TILE_SZ*sizeof(int)}; |
| ; __tile_loadd(&a, A_mem+(i*TILE_SZ)*K+l*TILE_SZ, K*sizeof(int)); |
| ; __tile_loadd(&b, B_mem+(l*TILE_SZ)*N+j*TILE_SZ, N*sizeof(int)); |
| ; __tile_dpbssd(&c, a, b); |
| ; } |
| ; __tile_stored(C_mem+(i*TILE_SZ)*M+j*TILE_SZ, N*sizeof(int), c); |
| ; } |
| ; } |
| |
| ; CHECK: ldtilecfg |
| |
| ; Function Attrs: noinline nounwind uwtable |
| define dso_local void @inner_product(i32* %A_mem, i32* %B_mem, i32* %C_mem, i32 %M, i32 %N, i32 %K) local_unnamed_addr { |
| entry: |
| %mul = shl i32 %K, 4 |
| %conv = sext i32 %K to i64 |
| %mul15 = shl nsw i64 %conv, 2 |
| %conv23 = sext i32 %N to i64 |
| %mul24 = shl nsw i64 %conv23, 2 |
| %cmp8163 = icmp sgt i32 %K, 15 |
| %mul25 = shl i32 %M, 4 |
| %cmp4173 = icmp sgt i32 %N, 15 |
| %cmp187 = icmp sgt i32 %M, 15 |
| br i1 %cmp187, label %for.cond3.preheader.preheader, label %for.cond.cleanup |
| |
| for.cond3.preheader.preheader: ; preds = %entry |
| %div2 = sdiv i32 %K, 16 |
| %div1 = sdiv i32 %N, 16 |
| %div209 = lshr i32 %M, 4 |
| %wide.trip.count207 = zext i32 %div209 to i64 |
| %wide.trip.count203 = zext i32 %div1 to i64 |
| %wide.trip.count = zext i32 %div2 to i64 |
| %0 = add nsw i64 %wide.trip.count, -1 |
| %xtraiter = and i64 %wide.trip.count, 7 |
| %1 = icmp ult i64 %0, 7 |
| %unroll_iter = and i64 %wide.trip.count, 4294967288 |
| %lcmp.mod.not = icmp eq i64 %xtraiter, 0 |
| br label %for.cond3.preheader |
| |
| for.cond3.preheader: ; preds = %for.cond3.preheader.preheader, %for.cond.cleanup5 |
| %indvars.iv205 = phi i64 [ 0, %for.cond3.preheader.preheader ], [ %indvars.iv.next206, %for.cond.cleanup5 ] |
| %2 = trunc i64 %indvars.iv205 to i32 |
| %mul11 = mul i32 %mul, %2 |
| %idx.ext = sext i32 %mul11 to i64 |
| %add.ptr = getelementptr inbounds i32, i32* %A_mem, i64 %idx.ext |
| %mul26 = mul i32 %mul25, %2 |
| %idx.ext27 = sext i32 %mul26 to i64 |
| %add.ptr28 = getelementptr inbounds i32, i32* %C_mem, i64 %idx.ext27 |
| br i1 %cmp4173, label %for.body6, label %for.cond.cleanup5 |
| |
| for.cond.cleanup: ; preds = %for.cond.cleanup5, %entry |
| ret void |
| |
| for.cond.cleanup5: ; preds = %for.cond.cleanup9, %for.cond3.preheader |
| %indvars.iv.next206 = add nuw nsw i64 %indvars.iv205, 1 |
| %exitcond208.not = icmp eq i64 %indvars.iv.next206, %wide.trip.count207 |
| br i1 %exitcond208.not, label %for.cond.cleanup, label %for.cond3.preheader |
| |
| for.body6: ; preds = %for.cond3.preheader, %for.cond.cleanup9 |
| %indvars.iv199 = phi i64 [ %indvars.iv.next200, %for.cond.cleanup9 ], [ 0, %for.cond3.preheader ] |
| %3 = tail call x86_amx @llvm.x86.tilezero.internal(i16 16, i16 64) |
| %4 = shl nsw i64 %indvars.iv199, 4 |
| br i1 %cmp8163, label %for.body10.preheader, label %for.cond.cleanup9 |
| |
| for.body10.preheader: ; preds = %for.body6 |
| %add.ptr19 = getelementptr inbounds i32, i32* %B_mem, i64 %4 |
| br i1 %1, label %for.cond.cleanup9.loopexit.unr-lcssa, label %for.body10 |
| |
| for.cond.cleanup9.loopexit.unr-lcssa: ; preds = %for.body10, %for.body10.preheader |
| %.lcssa.ph = phi x86_amx [ undef, %for.body10.preheader ], [ %68, %for.body10 ] |
| %indvars.iv.unr = phi i64 [ 0, %for.body10.preheader ], [ %indvars.iv.next.7, %for.body10 ] |
| %c.sroa.8127.2.in164.unr = phi x86_amx [ %3, %for.body10.preheader ], [ %68, %for.body10 ] |
| br i1 %lcmp.mod.not, label %for.cond.cleanup9, label %for.body10.epil |
| |
| for.body10.epil: ; preds = %for.cond.cleanup9.loopexit.unr-lcssa, %for.body10.epil |
| %indvars.iv.epil = phi i64 [ %indvars.iv.next.epil, %for.body10.epil ], [ %indvars.iv.unr, %for.cond.cleanup9.loopexit.unr-lcssa ] |
| %c.sroa.8127.2.in164.epil = phi x86_amx [ %11, %for.body10.epil ], [ %c.sroa.8127.2.in164.unr, %for.cond.cleanup9.loopexit.unr-lcssa ] |
| %epil.iter = phi i64 [ %epil.iter.sub, %for.body10.epil ], [ %xtraiter, %for.cond.cleanup9.loopexit.unr-lcssa ] |
| %5 = shl nsw i64 %indvars.iv.epil, 4 |
| %add.ptr14.epil = getelementptr inbounds i32, i32* %add.ptr, i64 %5 |
| %6 = bitcast i32* %add.ptr14.epil to i8* |
| %7 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* %6, i64 %mul15) |
| %8 = mul nsw i64 %5, %conv23 |
| %add.ptr22.epil = getelementptr inbounds i32, i32* %add.ptr19, i64 %8 |
| %9 = bitcast i32* %add.ptr22.epil to i8* |
| %10 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* %9, i64 %mul24) |
| %11 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %c.sroa.8127.2.in164.epil, x86_amx %7, x86_amx %10) |
| %indvars.iv.next.epil = add nuw nsw i64 %indvars.iv.epil, 1 |
| %epil.iter.sub = add i64 %epil.iter, -1 |
| %epil.iter.cmp.not = icmp eq i64 %epil.iter.sub, 0 |
| br i1 %epil.iter.cmp.not, label %for.cond.cleanup9, label %for.body10.epil |
| |
| for.cond.cleanup9: ; preds = %for.cond.cleanup9.loopexit.unr-lcssa, %for.body10.epil, %for.body6 |
| %c.sroa.8127.2.in.lcssa = phi x86_amx [ %3, %for.body6 ], [ %.lcssa.ph, %for.cond.cleanup9.loopexit.unr-lcssa ], [ %11, %for.body10.epil ] |
| %add.ptr31 = getelementptr inbounds i32, i32* %add.ptr28, i64 %4 |
| %12 = bitcast i32* %add.ptr31 to i8* |
| tail call void @llvm.x86.tilestored64.internal(i16 16, i16 64, i8* %12, i64 %mul24, x86_amx %c.sroa.8127.2.in.lcssa) |
| %indvars.iv.next200 = add nuw nsw i64 %indvars.iv199, 1 |
| %exitcond204.not = icmp eq i64 %indvars.iv.next200, %wide.trip.count203 |
| br i1 %exitcond204.not, label %for.cond.cleanup5, label %for.body6 |
| |
| for.body10: ; preds = %for.body10.preheader, %for.body10 |
| %indvars.iv = phi i64 [ %indvars.iv.next.7, %for.body10 ], [ 0, %for.body10.preheader ] |
| %c.sroa.8127.2.in164 = phi x86_amx [ %68, %for.body10 ], [ %3, %for.body10.preheader ] |
| %niter = phi i64 [ %niter.nsub.7, %for.body10 ], [ %unroll_iter, %for.body10.preheader ] |
| %13 = shl nsw i64 %indvars.iv, 4 |
| %add.ptr14 = getelementptr inbounds i32, i32* %add.ptr, i64 %13 |
| %14 = bitcast i32* %add.ptr14 to i8* |
| %15 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* %14, i64 %mul15) |
| %16 = mul nsw i64 %13, %conv23 |
| %add.ptr22 = getelementptr inbounds i32, i32* %add.ptr19, i64 %16 |
| %17 = bitcast i32* %add.ptr22 to i8* |
| %18 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* %17, i64 %mul24) |
| %19 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %c.sroa.8127.2.in164, x86_amx %15, x86_amx %18) |
| %indvars.iv.next = shl i64 %indvars.iv, 4 |
| %20 = or i64 %indvars.iv.next, 16 |
| %add.ptr14.1 = getelementptr inbounds i32, i32* %add.ptr, i64 %20 |
| %21 = bitcast i32* %add.ptr14.1 to i8* |
| %22 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %21, i64 %mul15) |
| %23 = mul nsw i64 %20, %conv23 |
| %add.ptr22.1 = getelementptr inbounds i32, i32* %add.ptr19, i64 %23 |
| %24 = bitcast i32* %add.ptr22.1 to i8* |
| %25 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %24, i64 %mul24) |
| %26 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %19, x86_amx %22, x86_amx %25) |
| %indvars.iv.next.1 = shl i64 %indvars.iv, 4 |
| %27 = or i64 %indvars.iv.next.1, 32 |
| %add.ptr14.2 = getelementptr inbounds i32, i32* %add.ptr, i64 %27 |
| %28 = bitcast i32* %add.ptr14.2 to i8* |
| %29 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %28, i64 %mul15) |
| %30 = mul nsw i64 %27, %conv23 |
| %add.ptr22.2 = getelementptr inbounds i32, i32* %add.ptr19, i64 %30 |
| %31 = bitcast i32* %add.ptr22.2 to i8* |
| %32 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %31, i64 %mul24) |
| %33 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %26, x86_amx %29, x86_amx %32) |
| %indvars.iv.next.2 = shl i64 %indvars.iv, 4 |
| %34 = or i64 %indvars.iv.next.2, 48 |
| %add.ptr14.3 = getelementptr inbounds i32, i32* %add.ptr, i64 %34 |
| %35 = bitcast i32* %add.ptr14.3 to i8* |
| %36 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %35, i64 %mul15) |
| %37 = mul nsw i64 %34, %conv23 |
| %add.ptr22.3 = getelementptr inbounds i32, i32* %add.ptr19, i64 %37 |
| %38 = bitcast i32* %add.ptr22.3 to i8* |
| %39 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %38, i64 %mul24) |
| %40 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %33, x86_amx %36, x86_amx %39) |
| %indvars.iv.next.3 = shl i64 %indvars.iv, 4 |
| %41 = or i64 %indvars.iv.next.3, 64 |
| %add.ptr14.4 = getelementptr inbounds i32, i32* %add.ptr, i64 %41 |
| %42 = bitcast i32* %add.ptr14.4 to i8* |
| %43 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %42, i64 %mul15) |
| %44 = mul nsw i64 %41, %conv23 |
| %add.ptr22.4 = getelementptr inbounds i32, i32* %add.ptr19, i64 %44 |
| %45 = bitcast i32* %add.ptr22.4 to i8* |
| %46 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %45, i64 %mul24) |
| %47 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %40, x86_amx %43, x86_amx %46) |
| %indvars.iv.next.4 = shl i64 %indvars.iv, 4 |
| %48 = or i64 %indvars.iv.next.4, 80 |
| %add.ptr14.5 = getelementptr inbounds i32, i32* %add.ptr, i64 %48 |
| %49 = bitcast i32* %add.ptr14.5 to i8* |
| %50 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %49, i64 %mul15) |
| %51 = mul nsw i64 %48, %conv23 |
| %add.ptr22.5 = getelementptr inbounds i32, i32* %add.ptr19, i64 %51 |
| %52 = bitcast i32* %add.ptr22.5 to i8* |
| %53 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %52, i64 %mul24) |
| %54 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %47, x86_amx %50, x86_amx %53) |
| %indvars.iv.next.5 = shl i64 %indvars.iv, 4 |
| %55 = or i64 %indvars.iv.next.5, 96 |
| %add.ptr14.6 = getelementptr inbounds i32, i32* %add.ptr, i64 %55 |
| %56 = bitcast i32* %add.ptr14.6 to i8* |
| %57 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %56, i64 %mul15) |
| %58 = mul nsw i64 %55, %conv23 |
| %add.ptr22.6 = getelementptr inbounds i32, i32* %add.ptr19, i64 %58 |
| %59 = bitcast i32* %add.ptr22.6 to i8* |
| %60 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %59, i64 %mul24) |
| %61 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %54, x86_amx %57, x86_amx %60) |
| %indvars.iv.next.6 = shl i64 %indvars.iv, 4 |
| %62 = or i64 %indvars.iv.next.6, 112 |
| %add.ptr14.7 = getelementptr inbounds i32, i32* %add.ptr, i64 %62 |
| %63 = bitcast i32* %add.ptr14.7 to i8* |
| %64 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %63, i64 %mul15) |
| %65 = mul nsw i64 %62, %conv23 |
| %add.ptr22.7 = getelementptr inbounds i32, i32* %add.ptr19, i64 %65 |
| %66 = bitcast i32* %add.ptr22.7 to i8* |
| %67 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %66, i64 %mul24) |
| %68 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %61, x86_amx %64, x86_amx %67) |
| %indvars.iv.next.7 = add nuw nsw i64 %indvars.iv, 8 |
| %niter.nsub.7 = add i64 %niter, -8 |
| %niter.ncmp.7 = icmp eq i64 %niter.nsub.7, 0 |
| br i1 %niter.ncmp.7, label %for.cond.cleanup9.loopexit.unr-lcssa, label %for.body10 |
| } |
| |
| declare x86_amx @llvm.x86.tilezero.internal(i16, i16) |
| declare x86_amx @llvm.x86.tileloadd64.internal(i16, i16, i8*, i64) |
| declare x86_amx @llvm.x86.tdpbssd.internal(i16, i16, i16, x86_amx, x86_amx, x86_amx) |
| declare void @llvm.x86.tilestored64.internal(i16, i16, i8*, i64, x86_amx) |