diff --git a/llvm/lib/Transforms/Scalar/LowerMatrixIntrinsics.cpp b/llvm/lib/Transforms/Scalar/LowerMatrixIntrinsics.cpp index ed4e2b17a309a..3487e812a68a3 100644 --- a/llvm/lib/Transforms/Scalar/LowerMatrixIntrinsics.cpp +++ b/llvm/lib/Transforms/Scalar/LowerMatrixIntrinsics.cpp @@ -97,6 +97,12 @@ static cl::opt MatrixLayout( static cl::opt PrintAfterTransposeOpt("matrix-print-after-transpose-opt", cl::init(false)); +static cl::opt SplitMatmulRemainderOverThreshold( + "matrix-split-matmul-remainder-over-threshold", cl::Hidden, + cl::desc("Illegal remainder vectors over this size in bits should be split " + "in the inner loop of matmul"), + cl::init(0)); + /// Helper function to either return Scope, if it is a subprogram or the /// attached subprogram for a local scope. static DISubprogram *getSubprogram(DIScope *Scope) { @@ -1720,6 +1726,31 @@ class LowerMatrixIntrinsics { ToRemove.push_back(MatMul); } + /// Given \p Remainder iterations of the the matmul inner loop, + /// potentially lower \p Blocksize that is used for the underlying + /// vector. + unsigned capBlockSize(unsigned BlockSize, unsigned Remainder, Type *EltType) { + if (BlockSize <= Remainder) + return BlockSize; + + // If the remainder is also a legal type just use it. + auto *VecTy = FixedVectorType::get(EltType, Remainder); + if (TTI.isTypeLegal(VecTy)) + return Remainder; + + // Similarly, if the vector is small enough that we don't want + // to split further. + if (VecTy->getPrimitiveSizeInBits() <= SplitMatmulRemainderOverThreshold) + return Remainder; + + // Gradually lower the vectorization factor to cover the + // remainder. + do { + BlockSize /= 2; + } while (BlockSize > Remainder); + return BlockSize; + } + /// Compute \p Result += \p A * \p B for input matrices with left-associating /// addition. /// @@ -1757,10 +1788,8 @@ class LowerMatrixIntrinsics { bool isSumZero = isa(Result.getColumn(J)); for (unsigned I = 0; I < R; I += BlockSize) { - // Gradually lower the vectorization factor to cover the remainder. - while (I + BlockSize > R) - BlockSize /= 2; - + // Lower block size to make sure we stay within bounds. + BlockSize = capBlockSize(BlockSize, R - I, Result.getElementType()); Value *Sum = IsTiled ? Result.extractVector(I, J, BlockSize, Builder) : nullptr; for (unsigned K = 0; K < M; ++K) { @@ -1785,9 +1814,8 @@ class LowerMatrixIntrinsics { unsigned BlockSize = VF; bool isSumZero = isa(Result.getRow(I)); for (unsigned J = 0; J < C; J += BlockSize) { - // Gradually lower the vectorization factor to cover the remainder. - while (J + BlockSize > C) - BlockSize /= 2; + // Lower the vectorization factor to cover the remainder. + BlockSize = capBlockSize(BlockSize, C - J, Result.getElementType()); Value *Sum = nullptr; for (unsigned K = 0; K < M; ++K) { diff --git a/llvm/test/Transforms/LowerMatrixIntrinsics/multiply-remainder-rm.ll b/llvm/test/Transforms/LowerMatrixIntrinsics/multiply-remainder-rm.ll new file mode 100644 index 0000000000000..4ec58988bca7b --- /dev/null +++ b/llvm/test/Transforms/LowerMatrixIntrinsics/multiply-remainder-rm.ll @@ -0,0 +1,96 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5 +; RUN: opt -passes='lower-matrix-intrinsics' -matrix-default-layout=row-major -S < %s | FileCheck --check-prefix=SPLIT_REMAINDER %s +; RUN: opt -passes='lower-matrix-intrinsics' -matrix-split-matmul-remainder-over-threshold=96 -matrix-default-layout=row-major -S < %s | FileCheck --check-prefix=NO_SPLIT_REMAINDER %s +; RUN: opt -passes='lower-matrix-intrinsics' -matrix-split-matmul-remainder-over-threshold=64 -matrix-default-layout=row-major -S < %s | FileCheck --check-prefix=SPLIT_REMAINDER %s + +; REQUIRES: aarch64-registered-target + +target datalayout = "e-m:o-i64:64-f80:128-n8:8:32:64-S128" +target triple = "aarch64-apple-ios" + +define void @matmul(ptr %a, ptr %b, ptr %c) { +; SPLIT_REMAINDER-LABEL: define void @matmul( +; SPLIT_REMAINDER-SAME: ptr [[A:%.*]], ptr [[B:%.*]], ptr [[C:%.*]]) { +; SPLIT_REMAINDER-NEXT: [[COL_LOAD:%.*]] = load <3 x float>, ptr [[A]], align 4 +; SPLIT_REMAINDER-NEXT: [[COL_LOAD1:%.*]] = load <3 x float>, ptr [[B]], align 4 +; SPLIT_REMAINDER-NEXT: [[VEC_GEP:%.*]] = getelementptr float, ptr [[B]], i64 3 +; SPLIT_REMAINDER-NEXT: [[COL_LOAD2:%.*]] = load <3 x float>, ptr [[VEC_GEP]], align 4 +; SPLIT_REMAINDER-NEXT: [[VEC_GEP3:%.*]] = getelementptr float, ptr [[B]], i64 6 +; SPLIT_REMAINDER-NEXT: [[COL_LOAD4:%.*]] = load <3 x float>, ptr [[VEC_GEP3]], align 4 +; SPLIT_REMAINDER-NEXT: [[BLOCK:%.*]] = shufflevector <3 x float> [[COL_LOAD1]], <3 x float> poison, <2 x i32> +; SPLIT_REMAINDER-NEXT: [[TMP1:%.*]] = extractelement <3 x float> [[COL_LOAD]], i64 0 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLATINSERT:%.*]] = insertelement <2 x float> poison, float [[TMP1]], i64 0 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLAT:%.*]] = shufflevector <2 x float> [[SPLAT_SPLATINSERT]], <2 x float> poison, <2 x i32> zeroinitializer +; SPLIT_REMAINDER-NEXT: [[TMP2:%.*]] = fmul <2 x float> [[SPLAT_SPLAT]], [[BLOCK]] +; SPLIT_REMAINDER-NEXT: [[BLOCK5:%.*]] = shufflevector <3 x float> [[COL_LOAD2]], <3 x float> poison, <2 x i32> +; SPLIT_REMAINDER-NEXT: [[TMP3:%.*]] = extractelement <3 x float> [[COL_LOAD]], i64 1 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLATINSERT6:%.*]] = insertelement <2 x float> poison, float [[TMP3]], i64 0 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLAT7:%.*]] = shufflevector <2 x float> [[SPLAT_SPLATINSERT6]], <2 x float> poison, <2 x i32> zeroinitializer +; SPLIT_REMAINDER-NEXT: [[TMP4:%.*]] = fmul <2 x float> [[SPLAT_SPLAT7]], [[BLOCK5]] +; SPLIT_REMAINDER-NEXT: [[TMP5:%.*]] = fadd <2 x float> [[TMP2]], [[TMP4]] +; SPLIT_REMAINDER-NEXT: [[BLOCK8:%.*]] = shufflevector <3 x float> [[COL_LOAD4]], <3 x float> poison, <2 x i32> +; SPLIT_REMAINDER-NEXT: [[TMP6:%.*]] = extractelement <3 x float> [[COL_LOAD]], i64 2 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLATINSERT9:%.*]] = insertelement <2 x float> poison, float [[TMP6]], i64 0 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLAT10:%.*]] = shufflevector <2 x float> [[SPLAT_SPLATINSERT9]], <2 x float> poison, <2 x i32> zeroinitializer +; SPLIT_REMAINDER-NEXT: [[TMP7:%.*]] = fmul <2 x float> [[SPLAT_SPLAT10]], [[BLOCK8]] +; SPLIT_REMAINDER-NEXT: [[TMP8:%.*]] = fadd <2 x float> [[TMP5]], [[TMP7]] +; SPLIT_REMAINDER-NEXT: [[TMP9:%.*]] = shufflevector <2 x float> [[TMP8]], <2 x float> poison, <3 x i32> +; SPLIT_REMAINDER-NEXT: [[TMP10:%.*]] = shufflevector <3 x float> poison, <3 x float> [[TMP9]], <3 x i32> +; SPLIT_REMAINDER-NEXT: [[BLOCK11:%.*]] = shufflevector <3 x float> [[COL_LOAD1]], <3 x float> poison, <1 x i32> +; SPLIT_REMAINDER-NEXT: [[TMP11:%.*]] = extractelement <3 x float> [[COL_LOAD]], i64 0 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLATINSERT12:%.*]] = insertelement <1 x float> poison, float [[TMP11]], i64 0 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLAT13:%.*]] = shufflevector <1 x float> [[SPLAT_SPLATINSERT12]], <1 x float> poison, <1 x i32> zeroinitializer +; SPLIT_REMAINDER-NEXT: [[TMP12:%.*]] = fmul <1 x float> [[SPLAT_SPLAT13]], [[BLOCK11]] +; SPLIT_REMAINDER-NEXT: [[BLOCK14:%.*]] = shufflevector <3 x float> [[COL_LOAD2]], <3 x float> poison, <1 x i32> +; SPLIT_REMAINDER-NEXT: [[TMP13:%.*]] = extractelement <3 x float> [[COL_LOAD]], i64 1 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLATINSERT15:%.*]] = insertelement <1 x float> poison, float [[TMP13]], i64 0 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLAT16:%.*]] = shufflevector <1 x float> [[SPLAT_SPLATINSERT15]], <1 x float> poison, <1 x i32> zeroinitializer +; SPLIT_REMAINDER-NEXT: [[TMP14:%.*]] = fmul <1 x float> [[SPLAT_SPLAT16]], [[BLOCK14]] +; SPLIT_REMAINDER-NEXT: [[TMP15:%.*]] = fadd <1 x float> [[TMP12]], [[TMP14]] +; SPLIT_REMAINDER-NEXT: [[BLOCK17:%.*]] = shufflevector <3 x float> [[COL_LOAD4]], <3 x float> poison, <1 x i32> +; SPLIT_REMAINDER-NEXT: [[TMP16:%.*]] = extractelement <3 x float> [[COL_LOAD]], i64 2 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLATINSERT18:%.*]] = insertelement <1 x float> poison, float [[TMP16]], i64 0 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLAT19:%.*]] = shufflevector <1 x float> [[SPLAT_SPLATINSERT18]], <1 x float> poison, <1 x i32> zeroinitializer +; SPLIT_REMAINDER-NEXT: [[TMP17:%.*]] = fmul <1 x float> [[SPLAT_SPLAT19]], [[BLOCK17]] +; SPLIT_REMAINDER-NEXT: [[TMP18:%.*]] = fadd <1 x float> [[TMP15]], [[TMP17]] +; SPLIT_REMAINDER-NEXT: [[TMP19:%.*]] = shufflevector <1 x float> [[TMP18]], <1 x float> poison, <3 x i32> +; SPLIT_REMAINDER-NEXT: [[TMP20:%.*]] = shufflevector <3 x float> [[TMP10]], <3 x float> [[TMP19]], <3 x i32> +; SPLIT_REMAINDER-NEXT: store <3 x float> [[TMP20]], ptr [[C]], align 4 +; SPLIT_REMAINDER-NEXT: ret void +; +; NO_SPLIT_REMAINDER-LABEL: define void @matmul( +; NO_SPLIT_REMAINDER-SAME: ptr [[A:%.*]], ptr [[B:%.*]], ptr [[C:%.*]]) { +; NO_SPLIT_REMAINDER-NEXT: [[COL_LOAD:%.*]] = load <3 x float>, ptr [[A]], align 4 +; NO_SPLIT_REMAINDER-NEXT: [[COL_LOAD1:%.*]] = load <3 x float>, ptr [[B]], align 4 +; NO_SPLIT_REMAINDER-NEXT: [[VEC_GEP:%.*]] = getelementptr float, ptr [[B]], i64 3 +; NO_SPLIT_REMAINDER-NEXT: [[COL_LOAD2:%.*]] = load <3 x float>, ptr [[VEC_GEP]], align 4 +; NO_SPLIT_REMAINDER-NEXT: [[VEC_GEP3:%.*]] = getelementptr float, ptr [[B]], i64 6 +; NO_SPLIT_REMAINDER-NEXT: [[COL_LOAD4:%.*]] = load <3 x float>, ptr [[VEC_GEP3]], align 4 +; NO_SPLIT_REMAINDER-NEXT: [[BLOCK:%.*]] = shufflevector <3 x float> [[COL_LOAD1]], <3 x float> poison, <3 x i32> +; NO_SPLIT_REMAINDER-NEXT: [[TMP1:%.*]] = extractelement <3 x float> [[COL_LOAD]], i64 0 +; NO_SPLIT_REMAINDER-NEXT: [[SPLAT_SPLATINSERT:%.*]] = insertelement <3 x float> poison, float [[TMP1]], i64 0 +; NO_SPLIT_REMAINDER-NEXT: [[SPLAT_SPLAT:%.*]] = shufflevector <3 x float> [[SPLAT_SPLATINSERT]], <3 x float> poison, <3 x i32> zeroinitializer +; NO_SPLIT_REMAINDER-NEXT: [[TMP2:%.*]] = fmul <3 x float> [[SPLAT_SPLAT]], [[BLOCK]] +; NO_SPLIT_REMAINDER-NEXT: [[BLOCK5:%.*]] = shufflevector <3 x float> [[COL_LOAD2]], <3 x float> poison, <3 x i32> +; NO_SPLIT_REMAINDER-NEXT: [[TMP3:%.*]] = extractelement <3 x float> [[COL_LOAD]], i64 1 +; NO_SPLIT_REMAINDER-NEXT: [[SPLAT_SPLATINSERT6:%.*]] = insertelement <3 x float> poison, float [[TMP3]], i64 0 +; NO_SPLIT_REMAINDER-NEXT: [[SPLAT_SPLAT7:%.*]] = shufflevector <3 x float> [[SPLAT_SPLATINSERT6]], <3 x float> poison, <3 x i32> zeroinitializer +; NO_SPLIT_REMAINDER-NEXT: [[TMP4:%.*]] = fmul <3 x float> [[SPLAT_SPLAT7]], [[BLOCK5]] +; NO_SPLIT_REMAINDER-NEXT: [[TMP5:%.*]] = fadd <3 x float> [[TMP2]], [[TMP4]] +; NO_SPLIT_REMAINDER-NEXT: [[BLOCK8:%.*]] = shufflevector <3 x float> [[COL_LOAD4]], <3 x float> poison, <3 x i32> +; NO_SPLIT_REMAINDER-NEXT: [[TMP6:%.*]] = extractelement <3 x float> [[COL_LOAD]], i64 2 +; NO_SPLIT_REMAINDER-NEXT: [[SPLAT_SPLATINSERT9:%.*]] = insertelement <3 x float> poison, float [[TMP6]], i64 0 +; NO_SPLIT_REMAINDER-NEXT: [[SPLAT_SPLAT10:%.*]] = shufflevector <3 x float> [[SPLAT_SPLATINSERT9]], <3 x float> poison, <3 x i32> zeroinitializer +; NO_SPLIT_REMAINDER-NEXT: [[TMP7:%.*]] = fmul <3 x float> [[SPLAT_SPLAT10]], [[BLOCK8]] +; NO_SPLIT_REMAINDER-NEXT: [[TMP8:%.*]] = fadd <3 x float> [[TMP5]], [[TMP7]] +; NO_SPLIT_REMAINDER-NEXT: [[TMP9:%.*]] = shufflevector <3 x float> [[TMP8]], <3 x float> poison, <3 x i32> +; NO_SPLIT_REMAINDER-NEXT: [[TMP10:%.*]] = shufflevector <3 x float> poison, <3 x float> [[TMP9]], <3 x i32> +; NO_SPLIT_REMAINDER-NEXT: store <3 x float> [[TMP10]], ptr [[C]], align 4 +; NO_SPLIT_REMAINDER-NEXT: ret void +; + %a_load = load <3 x float>, ptr %a, align 4 + %b_load = load <9 x float>, ptr %b, align 4 + %matmul = tail call <3 x float> @llvm.matrix.multiply.v3f32.v9f32.v3f32(<3 x float> %a_load, <9 x float> %b_load, i32 1, i32 3, i32 3) + store <3 x float> %matmul, ptr %c, align 4 + ret void +} diff --git a/llvm/test/Transforms/LowerMatrixIntrinsics/multiply-remainder.ll b/llvm/test/Transforms/LowerMatrixIntrinsics/multiply-remainder.ll new file mode 100644 index 0000000000000..fbc2cbc164daf --- /dev/null +++ b/llvm/test/Transforms/LowerMatrixIntrinsics/multiply-remainder.ll @@ -0,0 +1,96 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5 +; RUN: opt -passes='lower-matrix-intrinsics' -S < %s | FileCheck --check-prefix=SPLIT_REMAINDER %s +; RUN: opt -passes='lower-matrix-intrinsics' -matrix-split-matmul-remainder-over-threshold=96 -S < %s | FileCheck --check-prefix=NO_SPLIT_REMAINDER %s +; RUN: opt -passes='lower-matrix-intrinsics' -matrix-split-matmul-remainder-over-threshold=64 -S < %s | FileCheck --check-prefix=SPLIT_REMAINDER %s + +; REQUIRES: aarch64-registered-target + +target datalayout = "e-m:o-i64:64-f80:128-n8:8:32:64-S128" +target triple = "aarch64-apple-ios" + +define void @matmul(ptr %a, ptr %b, ptr %c) { +; SPLIT_REMAINDER-LABEL: define void @matmul( +; SPLIT_REMAINDER-SAME: ptr [[A:%.*]], ptr [[B:%.*]], ptr [[C:%.*]]) { +; SPLIT_REMAINDER-NEXT: [[COL_LOAD:%.*]] = load <3 x float>, ptr [[A]], align 4 +; SPLIT_REMAINDER-NEXT: [[VEC_GEP:%.*]] = getelementptr float, ptr [[A]], i64 3 +; SPLIT_REMAINDER-NEXT: [[COL_LOAD1:%.*]] = load <3 x float>, ptr [[VEC_GEP]], align 4 +; SPLIT_REMAINDER-NEXT: [[VEC_GEP2:%.*]] = getelementptr float, ptr [[A]], i64 6 +; SPLIT_REMAINDER-NEXT: [[COL_LOAD3:%.*]] = load <3 x float>, ptr [[VEC_GEP2]], align 4 +; SPLIT_REMAINDER-NEXT: [[COL_LOAD4:%.*]] = load <3 x float>, ptr [[B]], align 4 +; SPLIT_REMAINDER-NEXT: [[BLOCK:%.*]] = shufflevector <3 x float> [[COL_LOAD]], <3 x float> poison, <2 x i32> +; SPLIT_REMAINDER-NEXT: [[TMP1:%.*]] = extractelement <3 x float> [[COL_LOAD4]], i64 0 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLATINSERT:%.*]] = insertelement <2 x float> poison, float [[TMP1]], i64 0 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLAT:%.*]] = shufflevector <2 x float> [[SPLAT_SPLATINSERT]], <2 x float> poison, <2 x i32> zeroinitializer +; SPLIT_REMAINDER-NEXT: [[TMP2:%.*]] = fmul <2 x float> [[BLOCK]], [[SPLAT_SPLAT]] +; SPLIT_REMAINDER-NEXT: [[BLOCK5:%.*]] = shufflevector <3 x float> [[COL_LOAD1]], <3 x float> poison, <2 x i32> +; SPLIT_REMAINDER-NEXT: [[TMP3:%.*]] = extractelement <3 x float> [[COL_LOAD4]], i64 1 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLATINSERT6:%.*]] = insertelement <2 x float> poison, float [[TMP3]], i64 0 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLAT7:%.*]] = shufflevector <2 x float> [[SPLAT_SPLATINSERT6]], <2 x float> poison, <2 x i32> zeroinitializer +; SPLIT_REMAINDER-NEXT: [[TMP4:%.*]] = fmul <2 x float> [[BLOCK5]], [[SPLAT_SPLAT7]] +; SPLIT_REMAINDER-NEXT: [[TMP5:%.*]] = fadd <2 x float> [[TMP2]], [[TMP4]] +; SPLIT_REMAINDER-NEXT: [[BLOCK8:%.*]] = shufflevector <3 x float> [[COL_LOAD3]], <3 x float> poison, <2 x i32> +; SPLIT_REMAINDER-NEXT: [[TMP6:%.*]] = extractelement <3 x float> [[COL_LOAD4]], i64 2 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLATINSERT9:%.*]] = insertelement <2 x float> poison, float [[TMP6]], i64 0 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLAT10:%.*]] = shufflevector <2 x float> [[SPLAT_SPLATINSERT9]], <2 x float> poison, <2 x i32> zeroinitializer +; SPLIT_REMAINDER-NEXT: [[TMP7:%.*]] = fmul <2 x float> [[BLOCK8]], [[SPLAT_SPLAT10]] +; SPLIT_REMAINDER-NEXT: [[TMP8:%.*]] = fadd <2 x float> [[TMP5]], [[TMP7]] +; SPLIT_REMAINDER-NEXT: [[TMP9:%.*]] = shufflevector <2 x float> [[TMP8]], <2 x float> poison, <3 x i32> +; SPLIT_REMAINDER-NEXT: [[TMP10:%.*]] = shufflevector <3 x float> poison, <3 x float> [[TMP9]], <3 x i32> +; SPLIT_REMAINDER-NEXT: [[BLOCK11:%.*]] = shufflevector <3 x float> [[COL_LOAD]], <3 x float> poison, <1 x i32> +; SPLIT_REMAINDER-NEXT: [[TMP11:%.*]] = extractelement <3 x float> [[COL_LOAD4]], i64 0 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLATINSERT12:%.*]] = insertelement <1 x float> poison, float [[TMP11]], i64 0 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLAT13:%.*]] = shufflevector <1 x float> [[SPLAT_SPLATINSERT12]], <1 x float> poison, <1 x i32> zeroinitializer +; SPLIT_REMAINDER-NEXT: [[TMP12:%.*]] = fmul <1 x float> [[BLOCK11]], [[SPLAT_SPLAT13]] +; SPLIT_REMAINDER-NEXT: [[BLOCK14:%.*]] = shufflevector <3 x float> [[COL_LOAD1]], <3 x float> poison, <1 x i32> +; SPLIT_REMAINDER-NEXT: [[TMP13:%.*]] = extractelement <3 x float> [[COL_LOAD4]], i64 1 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLATINSERT15:%.*]] = insertelement <1 x float> poison, float [[TMP13]], i64 0 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLAT16:%.*]] = shufflevector <1 x float> [[SPLAT_SPLATINSERT15]], <1 x float> poison, <1 x i32> zeroinitializer +; SPLIT_REMAINDER-NEXT: [[TMP14:%.*]] = fmul <1 x float> [[BLOCK14]], [[SPLAT_SPLAT16]] +; SPLIT_REMAINDER-NEXT: [[TMP15:%.*]] = fadd <1 x float> [[TMP12]], [[TMP14]] +; SPLIT_REMAINDER-NEXT: [[BLOCK17:%.*]] = shufflevector <3 x float> [[COL_LOAD3]], <3 x float> poison, <1 x i32> +; SPLIT_REMAINDER-NEXT: [[TMP16:%.*]] = extractelement <3 x float> [[COL_LOAD4]], i64 2 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLATINSERT18:%.*]] = insertelement <1 x float> poison, float [[TMP16]], i64 0 +; SPLIT_REMAINDER-NEXT: [[SPLAT_SPLAT19:%.*]] = shufflevector <1 x float> [[SPLAT_SPLATINSERT18]], <1 x float> poison, <1 x i32> zeroinitializer +; SPLIT_REMAINDER-NEXT: [[TMP17:%.*]] = fmul <1 x float> [[BLOCK17]], [[SPLAT_SPLAT19]] +; SPLIT_REMAINDER-NEXT: [[TMP18:%.*]] = fadd <1 x float> [[TMP15]], [[TMP17]] +; SPLIT_REMAINDER-NEXT: [[TMP19:%.*]] = shufflevector <1 x float> [[TMP18]], <1 x float> poison, <3 x i32> +; SPLIT_REMAINDER-NEXT: [[TMP20:%.*]] = shufflevector <3 x float> [[TMP10]], <3 x float> [[TMP19]], <3 x i32> +; SPLIT_REMAINDER-NEXT: store <3 x float> [[TMP20]], ptr [[C]], align 4 +; SPLIT_REMAINDER-NEXT: ret void +; +; NO_SPLIT_REMAINDER-LABEL: define void @matmul( +; NO_SPLIT_REMAINDER-SAME: ptr [[A:%.*]], ptr [[B:%.*]], ptr [[C:%.*]]) { +; NO_SPLIT_REMAINDER-NEXT: [[COL_LOAD:%.*]] = load <3 x float>, ptr [[A]], align 4 +; NO_SPLIT_REMAINDER-NEXT: [[VEC_GEP:%.*]] = getelementptr float, ptr [[A]], i64 3 +; NO_SPLIT_REMAINDER-NEXT: [[COL_LOAD1:%.*]] = load <3 x float>, ptr [[VEC_GEP]], align 4 +; NO_SPLIT_REMAINDER-NEXT: [[VEC_GEP2:%.*]] = getelementptr float, ptr [[A]], i64 6 +; NO_SPLIT_REMAINDER-NEXT: [[COL_LOAD3:%.*]] = load <3 x float>, ptr [[VEC_GEP2]], align 4 +; NO_SPLIT_REMAINDER-NEXT: [[COL_LOAD4:%.*]] = load <3 x float>, ptr [[B]], align 4 +; NO_SPLIT_REMAINDER-NEXT: [[BLOCK:%.*]] = shufflevector <3 x float> [[COL_LOAD]], <3 x float> poison, <3 x i32> +; NO_SPLIT_REMAINDER-NEXT: [[TMP1:%.*]] = extractelement <3 x float> [[COL_LOAD4]], i64 0 +; NO_SPLIT_REMAINDER-NEXT: [[SPLAT_SPLATINSERT:%.*]] = insertelement <3 x float> poison, float [[TMP1]], i64 0 +; NO_SPLIT_REMAINDER-NEXT: [[SPLAT_SPLAT:%.*]] = shufflevector <3 x float> [[SPLAT_SPLATINSERT]], <3 x float> poison, <3 x i32> zeroinitializer +; NO_SPLIT_REMAINDER-NEXT: [[TMP2:%.*]] = fmul <3 x float> [[BLOCK]], [[SPLAT_SPLAT]] +; NO_SPLIT_REMAINDER-NEXT: [[BLOCK5:%.*]] = shufflevector <3 x float> [[COL_LOAD1]], <3 x float> poison, <3 x i32> +; NO_SPLIT_REMAINDER-NEXT: [[TMP3:%.*]] = extractelement <3 x float> [[COL_LOAD4]], i64 1 +; NO_SPLIT_REMAINDER-NEXT: [[SPLAT_SPLATINSERT6:%.*]] = insertelement <3 x float> poison, float [[TMP3]], i64 0 +; NO_SPLIT_REMAINDER-NEXT: [[SPLAT_SPLAT7:%.*]] = shufflevector <3 x float> [[SPLAT_SPLATINSERT6]], <3 x float> poison, <3 x i32> zeroinitializer +; NO_SPLIT_REMAINDER-NEXT: [[TMP4:%.*]] = fmul <3 x float> [[BLOCK5]], [[SPLAT_SPLAT7]] +; NO_SPLIT_REMAINDER-NEXT: [[TMP5:%.*]] = fadd <3 x float> [[TMP2]], [[TMP4]] +; NO_SPLIT_REMAINDER-NEXT: [[BLOCK8:%.*]] = shufflevector <3 x float> [[COL_LOAD3]], <3 x float> poison, <3 x i32> +; NO_SPLIT_REMAINDER-NEXT: [[TMP6:%.*]] = extractelement <3 x float> [[COL_LOAD4]], i64 2 +; NO_SPLIT_REMAINDER-NEXT: [[SPLAT_SPLATINSERT9:%.*]] = insertelement <3 x float> poison, float [[TMP6]], i64 0 +; NO_SPLIT_REMAINDER-NEXT: [[SPLAT_SPLAT10:%.*]] = shufflevector <3 x float> [[SPLAT_SPLATINSERT9]], <3 x float> poison, <3 x i32> zeroinitializer +; NO_SPLIT_REMAINDER-NEXT: [[TMP7:%.*]] = fmul <3 x float> [[BLOCK8]], [[SPLAT_SPLAT10]] +; NO_SPLIT_REMAINDER-NEXT: [[TMP8:%.*]] = fadd <3 x float> [[TMP5]], [[TMP7]] +; NO_SPLIT_REMAINDER-NEXT: [[TMP9:%.*]] = shufflevector <3 x float> [[TMP8]], <3 x float> poison, <3 x i32> +; NO_SPLIT_REMAINDER-NEXT: [[TMP10:%.*]] = shufflevector <3 x float> poison, <3 x float> [[TMP9]], <3 x i32> +; NO_SPLIT_REMAINDER-NEXT: store <3 x float> [[TMP10]], ptr [[C]], align 4 +; NO_SPLIT_REMAINDER-NEXT: ret void +; + %a_load = load <9 x float>, ptr %a, align 4 + %b_load = load <3 x float>, ptr %b, align 4 + %matmul = tail call <3 x float> @llvm.matrix.multiply.v9f32.v3f32.v3f32(<9 x float> %a_load, <3 x float> %b_load, i32 3, i32 3, i32 1) + store <3 x float> %matmul, ptr %c, align 4 + ret void +}