diff --git a/llvm/lib/IR/Verifier.cpp b/llvm/lib/IR/Verifier.cpp index a31a91766ebe..b0b9af9ff573 100644 --- a/llvm/lib/IR/Verifier.cpp +++ b/llvm/lib/IR/Verifier.cpp @@ -4791,6 +4791,42 @@ void Verifier::visitIntrinsicCall(Intrinsic::ID ID, CallBase &Call) { Assert(Size % 16 == 0, "bswap must be an even number of bytes", &Call); break; } + case Intrinsic::matrix_multiply: + case Intrinsic::matrix_transpose: + case Intrinsic::matrix_columnwise_load: + case Intrinsic::matrix_columnwise_store: { + ConstantInt *NumRows; + ConstantInt *NumColumns; + VectorType *TypeToCheck; + switch (ID) { + case Intrinsic::matrix_multiply: + NumRows = cast(Call.getArgOperand(2)); + NumColumns = cast(Call.getArgOperand(4)); + TypeToCheck = cast(Call.getType()); + break; + case Intrinsic::matrix_transpose: + NumRows = cast(Call.getArgOperand(1)); + NumColumns = cast(Call.getArgOperand(2)); + TypeToCheck = cast(Call.getType()); + break; + case Intrinsic::matrix_columnwise_load: + NumRows = cast(Call.getArgOperand(2)); + NumColumns = cast(Call.getArgOperand(3)); + TypeToCheck = cast(Call.getType()); + break; + case Intrinsic::matrix_columnwise_store: + NumRows = cast(Call.getArgOperand(3)); + NumColumns = cast(Call.getArgOperand(4)); + TypeToCheck = cast(Call.getArgOperand(0)->getType()); + break; + default: + llvm_unreachable("unexpected intrinsic"); + } + Assert(TypeToCheck->getNumElements() == + NumRows->getZExtValue() * NumColumns->getZExtValue(), + "result of a matrix operation does not fit in the returned vector"); + break; + } }; } diff --git a/llvm/test/Verifier/matrix-intrinsics.ll b/llvm/test/Verifier/matrix-intrinsics.ll new file mode 100644 index 000000000000..d2f23ab7894e --- /dev/null +++ b/llvm/test/Verifier/matrix-intrinsics.ll @@ -0,0 +1,40 @@ +; RUN: not llvm-as < %s -o /dev/null 2>&1 | FileCheck %s + +declare <4 x float> @llvm.matrix.transpose.v4f32(<4 x float>, i32, i32) +define <4 x float> @transpose(<4 x float> %m) { +; CHECK: assembly parsed, but does not verify as correct! +; CHECK-NEXT: result of a matrix operation does not fit in the returned vector +; CHECK-NEXT: result of a matrix operation does not fit in the returned vector + %result.1 = call <4 x float> @llvm.matrix.transpose.v4f32(<4 x float> %m, i32 3, i32 2) + %result.2 = call <4 x float> @llvm.matrix.transpose.v4f32(<4 x float> %result.1, i32 2, i32 1) + ret <4 x float> %result.2 +} + +declare <4 x float> @llvm.matrix.multiply.v4f32.v4f32.v4f32(<4 x float>, <4 x float>, i32, i32, i32) +define <4 x float> @multiply(<4 x float> %m) { +; CHECK-NEXT: result of a matrix operation does not fit in the returned vector +; CHECK-NEXT: result of a matrix operation does not fit in the returned vector + %result.1 = call <4 x float> @llvm.matrix.multiply.v4f32.v4f32.v4f32(<4 x float> %m, <4 x float> %m, i32 3, i32 2, i32 2) + %result.2 = call <4 x float> @llvm.matrix.multiply.v4f32.v4f32.v4f32(<4 x float> %result.1, <4 x float> %m, i32 2, i32 2, i32 1) + ret <4 x float> %result.2 +} + +declare <4 x float> @llvm.matrix.columnwise.load.v4f32.p0v4f32(<4 x float>*, i32, i32, i32) +declare <6 x float> @llvm.matrix.columnwise.load.v6f32.p0v6f32(<6 x float>*, i32, i32, i32) +define <4 x float> @columnwise_load(<4 x float>* %m, <6 x float>* %n) { +; CHECK-NEXT: result of a matrix operation does not fit in the returned vector +; CHECK-NEXT: result of a matrix operation does not fit in the returned vector + %result.1 = call <4 x float> @llvm.matrix.columnwise.load.v4f32.p0v4f32(<4 x float>* %m, i32 2, i32 1, i32 2) + %result.2 = call <6 x float> @llvm.matrix.columnwise.load.v6f32.p0v6f32(<6 x float>* %n, i32 2, i32 3, i32 3) + ret <4 x float> %result.1 +} + +declare void @llvm.matrix.columnwise.store.v4f32.p0v4f32(<4 x float>, <4 x float>*, i32, i32, i32) +declare void @llvm.matrix.columnwise.store.v6f32.p0v6f32(<6 x float>, <6 x float>*, i32, i32, i32) +define void @columnwise_store(<4 x float>* %m, <6 x float>* %n) { +; CHECK-NEXT: result of a matrix operation does not fit in the returned vector +; CHECK-NEXT: result of a matrix operation does not fit in the returned vector + call void @llvm.matrix.columnwise.store.v4f32.p0v4f32(<4 x float> zeroinitializer, <4 x float>* %m, i32 2, i32 1, i32 2) + call void @llvm.matrix.columnwise.store.v6f32.p0v6f32(<6 x float> zeroinitializer, <6 x float>* %n, i32 2, i32 3, i32 3) + ret void +}