191 lines · plain
1; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+amx-int8 -mattr=+avx512f -verify-machineinstrs | FileCheck %s2 3; #include <immintrin.h>4;5; #define TILE_SZ 166; void inner_product(int *A_mem, int *B_mem, int *C_mem, int M, int N, int K) {7; const int m = M / TILE_SZ;8; const int n = N / TILE_SZ;9; const int k = K / TILE_SZ;10;11; for (int i = 0; i < m; i++)12; for (int j = 0; j < n; j++) {13; __tile1024i c = {TILE_SZ, TILE_SZ*sizeof(int)};14; __tile_zero(&c);15; for (int l = 0; l < k; l++) {16; __tile1024i a = {TILE_SZ, TILE_SZ*sizeof(int)};17; __tile1024i b = {TILE_SZ, TILE_SZ*sizeof(int)};18; __tile_loadd(&a, A_mem+(i*TILE_SZ)*K+l*TILE_SZ, K*sizeof(int));19; __tile_loadd(&b, B_mem+(l*TILE_SZ)*N+j*TILE_SZ, N*sizeof(int));20; __tile_dpbssd(&c, a, b);21; }22; __tile_stored(C_mem+(i*TILE_SZ)*M+j*TILE_SZ, N*sizeof(int), c);23; }24; }25 26; CHECK: ldtilecfg27 28define dso_local void @inner_product(ptr %A_mem, ptr %B_mem, ptr %C_mem, i32 %M, i32 %N, i32 %K) local_unnamed_addr {29entry:30 %mul = shl i32 %K, 431 %conv = sext i32 %K to i6432 %mul15 = shl nsw i64 %conv, 233 %conv23 = sext i32 %N to i6434 %mul24 = shl nsw i64 %conv23, 235 %cmp8163 = icmp sgt i32 %K, 1536 %mul25 = shl i32 %M, 437 %cmp4173 = icmp sgt i32 %N, 1538 %cmp187 = icmp sgt i32 %M, 1539 br i1 %cmp187, label %for.cond3.preheader.preheader, label %for.cond.cleanup40 41for.cond3.preheader.preheader: ; preds = %entry42 %div2 = sdiv i32 %K, 1643 %div1 = sdiv i32 %N, 1644 %div209 = lshr i32 %M, 445 %wide.trip.count207 = zext i32 %div209 to i6446 %wide.trip.count203 = zext i32 %div1 to i6447 %wide.trip.count = zext i32 %div2 to i6448 %i = add nsw i64 %wide.trip.count, -149 %xtraiter = and i64 %wide.trip.count, 750 %i1 = icmp ult i64 %i, 751 %unroll_iter = and i64 %wide.trip.count, 429496728852 %lcmp.mod.not = icmp eq i64 %xtraiter, 053 br label %for.cond3.preheader54 55for.cond3.preheader: ; preds = %for.cond.cleanup5, %for.cond3.preheader.preheader56 %indvars.iv205 = phi i64 [ 0, %for.cond3.preheader.preheader ], [ %indvars.iv.next206, %for.cond.cleanup5 ]57 %i2 = trunc i64 %indvars.iv205 to i3258 %mul11 = mul i32 %mul, %i259 %idx.ext = sext i32 %mul11 to i6460 %add.ptr = getelementptr inbounds i32, ptr %A_mem, i64 %idx.ext61 %mul26 = mul i32 %mul25, %i262 %idx.ext27 = sext i32 %mul26 to i6463 %add.ptr28 = getelementptr inbounds i32, ptr %C_mem, i64 %idx.ext2764 br i1 %cmp4173, label %for.body6, label %for.cond.cleanup565 66for.cond.cleanup: ; preds = %for.cond.cleanup5, %entry67 ret void68 69for.cond.cleanup5: ; preds = %for.cond.cleanup9, %for.cond3.preheader70 %indvars.iv.next206 = add nuw nsw i64 %indvars.iv205, 171 %exitcond208.not = icmp eq i64 %indvars.iv.next206, %wide.trip.count20772 br i1 %exitcond208.not, label %for.cond.cleanup, label %for.cond3.preheader73 74for.body6: ; preds = %for.cond.cleanup9, %for.cond3.preheader75 %indvars.iv199 = phi i64 [ %indvars.iv.next200, %for.cond.cleanup9 ], [ 0, %for.cond3.preheader ]76 %i3 = tail call x86_amx @llvm.x86.tilezero.internal(i16 16, i16 64)77 %i4 = shl nsw i64 %indvars.iv199, 478 br i1 %cmp8163, label %for.body10.preheader, label %for.cond.cleanup979 80for.body10.preheader: ; preds = %for.body681 %add.ptr19 = getelementptr inbounds i32, ptr %B_mem, i64 %i482 br i1 %i1, label %for.cond.cleanup9.loopexit.unr-lcssa, label %for.body1083 84for.cond.cleanup9.loopexit.unr-lcssa: ; preds = %for.body10, %for.body10.preheader85 %.lcssa.ph = phi x86_amx [ undef, %for.body10.preheader ], [ %i68, %for.body10 ]86 %indvars.iv.unr = phi i64 [ 0, %for.body10.preheader ], [ %indvars.iv.next.7, %for.body10 ]87 %c.sroa.8127.2.in164.unr = phi x86_amx [ %i3, %for.body10.preheader ], [ %i68, %for.body10 ]88 br i1 %lcmp.mod.not, label %for.cond.cleanup9, label %for.body10.epil89 90for.body10.epil: ; preds = %for.body10.epil, %for.cond.cleanup9.loopexit.unr-lcssa91 %indvars.iv.epil = phi i64 [ %indvars.iv.next.epil, %for.body10.epil ], [ %indvars.iv.unr, %for.cond.cleanup9.loopexit.unr-lcssa ]92 %c.sroa.8127.2.in164.epil = phi x86_amx [ %i11, %for.body10.epil ], [ %c.sroa.8127.2.in164.unr, %for.cond.cleanup9.loopexit.unr-lcssa ]93 %epil.iter = phi i64 [ %epil.iter.sub, %for.body10.epil ], [ %xtraiter, %for.cond.cleanup9.loopexit.unr-lcssa ]94 %i5 = shl nsw i64 %indvars.iv.epil, 495 %add.ptr14.epil = getelementptr inbounds i32, ptr %add.ptr, i64 %i596 %i7 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, ptr %add.ptr14.epil, i64 %mul15)97 %i8 = mul nsw i64 %i5, %conv2398 %add.ptr22.epil = getelementptr inbounds i32, ptr %add.ptr19, i64 %i899 %i10 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, ptr %add.ptr22.epil, i64 %mul24)100 %i11 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %c.sroa.8127.2.in164.epil, x86_amx %i7, x86_amx %i10)101 %indvars.iv.next.epil = add nuw nsw i64 %indvars.iv.epil, 1102 %epil.iter.sub = add i64 %epil.iter, -1103 %epil.iter.cmp.not = icmp eq i64 %epil.iter.sub, 0104 br i1 %epil.iter.cmp.not, label %for.cond.cleanup9, label %for.body10.epil105 106for.cond.cleanup9: ; preds = %for.body10.epil, %for.cond.cleanup9.loopexit.unr-lcssa, %for.body6107 %c.sroa.8127.2.in.lcssa = phi x86_amx [ %i3, %for.body6 ], [ %.lcssa.ph, %for.cond.cleanup9.loopexit.unr-lcssa ], [ %i11, %for.body10.epil ]108 %add.ptr31 = getelementptr inbounds i32, ptr %add.ptr28, i64 %i4109 tail call void @llvm.x86.tilestored64.internal(i16 16, i16 64, ptr %add.ptr31, i64 %mul24, x86_amx %c.sroa.8127.2.in.lcssa)110 %indvars.iv.next200 = add nuw nsw i64 %indvars.iv199, 1111 %exitcond204.not = icmp eq i64 %indvars.iv.next200, %wide.trip.count203112 br i1 %exitcond204.not, label %for.cond.cleanup5, label %for.body6113 114for.body10: ; preds = %for.body10, %for.body10.preheader115 %indvars.iv = phi i64 [ %indvars.iv.next.7, %for.body10 ], [ 0, %for.body10.preheader ]116 %c.sroa.8127.2.in164 = phi x86_amx [ %i68, %for.body10 ], [ %i3, %for.body10.preheader ]117 %niter = phi i64 [ %niter.nsub.7, %for.body10 ], [ %unroll_iter, %for.body10.preheader ]118 %i13 = shl nsw i64 %indvars.iv, 4119 %add.ptr14 = getelementptr inbounds i32, ptr %add.ptr, i64 %i13120 %i15 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, ptr %add.ptr14, i64 %mul15)121 %i16 = mul nsw i64 %i13, %conv23122 %add.ptr22 = getelementptr inbounds i32, ptr %add.ptr19, i64 %i16123 %i18 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, ptr %add.ptr22, i64 %mul24)124 %i19 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %c.sroa.8127.2.in164, x86_amx %i15, x86_amx %i18)125 %indvars.iv.next = shl i64 %indvars.iv, 4126 %i20 = or i64 %indvars.iv.next, 16127 %add.ptr14.1 = getelementptr inbounds i32, ptr %add.ptr, i64 %i20128 %i22 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, ptr nonnull %add.ptr14.1, i64 %mul15)129 %i23 = mul nsw i64 %i20, %conv23130 %add.ptr22.1 = getelementptr inbounds i32, ptr %add.ptr19, i64 %i23131 %i25 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, ptr nonnull %add.ptr22.1, i64 %mul24)132 %i26 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %i19, x86_amx %i22, x86_amx %i25)133 %indvars.iv.next.1 = shl i64 %indvars.iv, 4134 %i27 = or i64 %indvars.iv.next.1, 32135 %add.ptr14.2 = getelementptr inbounds i32, ptr %add.ptr, i64 %i27136 %i29 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, ptr nonnull %add.ptr14.2, i64 %mul15)137 %i30 = mul nsw i64 %i27, %conv23138 %add.ptr22.2 = getelementptr inbounds i32, ptr %add.ptr19, i64 %i30139 %i32 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, ptr nonnull %add.ptr22.2, i64 %mul24)140 %i33 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %i26, x86_amx %i29, x86_amx %i32)141 %indvars.iv.next.2 = shl i64 %indvars.iv, 4142 %i34 = or i64 %indvars.iv.next.2, 48143 %add.ptr14.3 = getelementptr inbounds i32, ptr %add.ptr, i64 %i34144 %i36 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, ptr nonnull %add.ptr14.3, i64 %mul15)145 %i37 = mul nsw i64 %i34, %conv23146 %add.ptr22.3 = getelementptr inbounds i32, ptr %add.ptr19, i64 %i37147 %i39 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, ptr nonnull %add.ptr22.3, i64 %mul24)148 %i40 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %i33, x86_amx %i36, x86_amx %i39)149 %indvars.iv.next.3 = shl i64 %indvars.iv, 4150 %i41 = or i64 %indvars.iv.next.3, 64151 %add.ptr14.4 = getelementptr inbounds i32, ptr %add.ptr, i64 %i41152 %i43 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, ptr nonnull %add.ptr14.4, i64 %mul15)153 %i44 = mul nsw i64 %i41, %conv23154 %add.ptr22.4 = getelementptr inbounds i32, ptr %add.ptr19, i64 %i44155 %i46 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, ptr nonnull %add.ptr22.4, i64 %mul24)156 %i47 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %i40, x86_amx %i43, x86_amx %i46)157 %indvars.iv.next.4 = shl i64 %indvars.iv, 4158 %i48 = or i64 %indvars.iv.next.4, 80159 %add.ptr14.5 = getelementptr inbounds i32, ptr %add.ptr, i64 %i48160 %i50 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, ptr nonnull %add.ptr14.5, i64 %mul15)161 %i51 = mul nsw i64 %i48, %conv23162 %add.ptr22.5 = getelementptr inbounds i32, ptr %add.ptr19, i64 %i51163 %i53 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, ptr nonnull %add.ptr22.5, i64 %mul24)164 %i54 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %i47, x86_amx %i50, x86_amx %i53)165 %indvars.iv.next.5 = shl i64 %indvars.iv, 4166 %i55 = or i64 %indvars.iv.next.5, 96167 %add.ptr14.6 = getelementptr inbounds i32, ptr %add.ptr, i64 %i55168 %i57 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, ptr nonnull %add.ptr14.6, i64 %mul15)169 %i58 = mul nsw i64 %i55, %conv23170 %add.ptr22.6 = getelementptr inbounds i32, ptr %add.ptr19, i64 %i58171 %i60 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, ptr nonnull %add.ptr22.6, i64 %mul24)172 %i61 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %i54, x86_amx %i57, x86_amx %i60)173 %indvars.iv.next.6 = shl i64 %indvars.iv, 4174 %i62 = or i64 %indvars.iv.next.6, 112175 %add.ptr14.7 = getelementptr inbounds i32, ptr %add.ptr, i64 %i62176 %i64 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, ptr nonnull %add.ptr14.7, i64 %mul15)177 %i65 = mul nsw i64 %i62, %conv23178 %add.ptr22.7 = getelementptr inbounds i32, ptr %add.ptr19, i64 %i65179 %i67 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, ptr nonnull %add.ptr22.7, i64 %mul24)180 %i68 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %i61, x86_amx %i64, x86_amx %i67)181 %indvars.iv.next.7 = add nuw nsw i64 %indvars.iv, 8182 %niter.nsub.7 = add i64 %niter, -8183 %niter.ncmp.7 = icmp eq i64 %niter.nsub.7, 0184 br i1 %niter.ncmp.7, label %for.cond.cleanup9.loopexit.unr-lcssa, label %for.body10185}186 187declare x86_amx @llvm.x86.tilezero.internal(i16, i16)188declare x86_amx @llvm.x86.tileloadd64.internal(i16, i16, ptr, i64)189declare x86_amx @llvm.x86.tdpbssd.internal(i16, i16, i16, x86_amx, x86_amx, x86_amx)190declare void @llvm.x86.tilestored64.internal(i16, i16, ptr, i64, x86_amx)191