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[ROCDL] Add gfx1250 WMMA intrinsics #162343

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048d50d
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Muzammiluddin-Syed-ECE Oct 7, 2025
ab6cfd9
wmma scales intrinsics
Muzammiluddin-Syed-ECE Oct 7, 2025
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6 changes: 3 additions & 3 deletions llvm/include/llvm/IR/IntrinsicsAMDGPU.td
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Original file line number Diff line number Diff line change
Expand Up @@ -4085,11 +4085,11 @@ class AMDGPUWmmaScaleF4IntrinsicModsC<LLVMType scale_ty> :

defset list<Intrinsic> AMDGPUWMMAIntrinsicsGFX1250 = {
def int_amdgcn_wmma_f32_16x16x4_f32 : AMDGPUWmmaIntrinsicModsAllReuse<llvm_anyfloat_ty, llvm_anyfloat_ty>;
def int_amdgcn_wmma_f32_16x16x32_bf16 : AMDGPUWmmaIntrinsicModsAllReuse<llvm_anyfloat_ty, llvm_anyfloat_ty>;
def int_amdgcn_wmma_f32_16x16x32_bf16 : AMDGPUWmmaIntrinsicModsAllReuse<llvm_anyint_ty, llvm_anyfloat_ty>;
def int_amdgcn_wmma_f32_16x16x32_f16 : AMDGPUWmmaIntrinsicModsAllReuse<llvm_anyfloat_ty, llvm_anyfloat_ty>;
def int_amdgcn_wmma_f16_16x16x32_f16 : AMDGPUWmmaIntrinsicModsAllReuse<llvm_anyfloat_ty, llvm_anyfloat_ty>;
def int_amdgcn_wmma_bf16_16x16x32_bf16 : AMDGPUWmmaIntrinsicModsAllReuse<llvm_anyfloat_ty, llvm_anyfloat_ty>;
def int_amdgcn_wmma_bf16f32_16x16x32_bf16 : AMDGPUWmmaIntrinsicModsAllDiff<llvm_anyfloat_ty, llvm_anyfloat_ty, llvm_anyfloat_ty>;
def int_amdgcn_wmma_bf16_16x16x32_bf16 : AMDGPUWmmaIntrinsicModsAllReuse<llvm_anyint_ty, llvm_anyint_ty>;
def int_amdgcn_wmma_bf16f32_16x16x32_bf16 : AMDGPUWmmaIntrinsicModsAllDiff<llvm_anyint_ty, llvm_anyint_ty, llvm_anyfloat_ty>;
def int_amdgcn_wmma_f32_16x16x64_fp8_fp8 : AMDGPUWmmaIntrinsicModsC<llvm_anyint_ty, llvm_anyfloat_ty>;
def int_amdgcn_wmma_f32_16x16x64_fp8_bf8 : AMDGPUWmmaIntrinsicModsC<llvm_anyint_ty, llvm_anyfloat_ty>;
def int_amdgcn_wmma_f32_16x16x64_bf8_fp8 : AMDGPUWmmaIntrinsicModsC<llvm_anyint_ty, llvm_anyfloat_ty>;
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30 changes: 29 additions & 1 deletion mlir/include/mlir/Dialect/LLVMIR/ROCDLOps.td
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Expand Up @@ -471,7 +471,7 @@ def ROCDL_smfmac_f32_32x32x32_fp8_fp8 : ROCDL_Mfma_IntrOp<"smfmac.f32.32x32x32.f

//===---------------------------------------------------------------------===//
// WMMA intrinsics
class ROCDL_Wmma_IntrOp<string mnemonic, list<int> overloadedOperands,
class ROCDL_Wmma_IntrOp<string mnemonic, list<int> overloadedOperands = [],
list<Trait> traits = []> :
ROCDL_IntrOp<mnemonic, [0], overloadedOperands, traits, 1>,
Arguments<(ins Variadic<LLVM_Type>:$args)> {
Expand All @@ -492,6 +492,34 @@ def ROCDL_wmma_f32_16x16x16_fp8_bf8 : ROCDL_Wmma_IntrOp<"wmma.f32.16x16x16.fp8_b
def ROCDL_wmma_f32_16x16x16_bf8_bf8 : ROCDL_Wmma_IntrOp<"wmma.f32.16x16x16.bf8_bf8", [1]>;
def ROCDL_wmma_f32_16x16x16_bf8_fp8 : ROCDL_Wmma_IntrOp<"wmma.f32.16x16x16.bf8_fp8", [1]>;
def ROCDL_wmma_i32_16x16x32_iu4 : ROCDL_Wmma_IntrOp<"wmma.i32.16x16x32.iu4", [1]>;
// Available from gfx1250
def ROCDL_wmma_f32_16x16x4_f32 : ROCDL_Wmma_IntrOp<"wmma.f32.16x16x4.f32", [1]>;
def ROCDL_wmma_f32_16x16x32_bf16 : ROCDL_Wmma_IntrOp<"wmma.f32.16x16x32.bf16", [1]>;
def ROCDL_wmma_f32_16x16x32_f16 : ROCDL_Wmma_IntrOp<"wmma.f32.16x16x32.f16", [1]>;
def ROCDL_wmma_f16_16x16x32_f16 : ROCDL_Wmma_IntrOp<"wmma.f16.16x16x32.f16", [1]>;
def ROCDL_wmma_bf16_16x16x32_bf16 : ROCDL_Wmma_IntrOp<"wmma.bf16.16x16x32.bf16", [1]>;
def ROCDL_wmma_bf16f32_16x16x32_bf16 : ROCDL_Wmma_IntrOp<"wmma.bf16f32.16x16x32.bf16", [1,5]>;
def ROCDL_wmma_f32_16x16x64_fp8_fp8 : ROCDL_Wmma_IntrOp<"wmma.f32.16x16x64.fp8_fp8", [0]>;
def ROCDL_wmma_f32_16x16x64_fp8_bf8 : ROCDL_Wmma_IntrOp<"wmma.f32.16x16x64.fp8_bf8", [0]>;
def ROCDL_wmma_f32_16x16x64_bf8_fp8 : ROCDL_Wmma_IntrOp<"wmma.f32.16x16x64.bf8_fp8", [0]>;
def ROCDL_wmma_f32_16x16x64_bf8_bf8 : ROCDL_Wmma_IntrOp<"wmma.f32.16x16x64.bf8_bf8", [0]>;
def ROCDL_wmma_f16_16x16x64_fp8_fp8 : ROCDL_Wmma_IntrOp<"wmma.f16.16x16x64.fp8_fp8", [0]>;
def ROCDL_wmma_f16_16x16x64_fp8_bf8 : ROCDL_Wmma_IntrOp<"wmma.f16.16x16x64.fp8_bf8", [0]>;
def ROCDL_wmma_f16_16x16x64_bf8_fp8 : ROCDL_Wmma_IntrOp<"wmma.f16.16x16x64.bf8_fp8", [0]>;
def ROCDL_wmma_f16_16x16x64_bf8_bf8 : ROCDL_Wmma_IntrOp<"wmma.f16.16x16x64.bf8_bf8", [0]>;
def ROCDL_wmma_f32_16x16x128_fp8_fp8 : ROCDL_Wmma_IntrOp<"wmma.f32.16x16x128.fp8_fp8", [0]>;
def ROCDL_wmma_f32_16x16x128_fp8_bf8 : ROCDL_Wmma_IntrOp<"wmma.f32.16x16x128.fp8_bf8", [0]>;
def ROCDL_wmma_f32_16x16x128_bf8_fp8 : ROCDL_Wmma_IntrOp<"wmma.f32.16x16x128.bf8_fp8", [0]>;
def ROCDL_wmma_f32_16x16x128_bf8_bf8 : ROCDL_Wmma_IntrOp<"wmma.f32.16x16x128.bf8_bf8", [0]>;
def ROCDL_wmma_f16_16x16x128_fp8_fp8 : ROCDL_Wmma_IntrOp<"wmma.f16.16x16x128.fp8_fp8", [0]>;
def ROCDL_wmma_f16_16x16x128_fp8_bf8 : ROCDL_Wmma_IntrOp<"wmma.f16.16x16x128.fp8_bf8", [0]>;
def ROCDL_wmma_f16_16x16x128_bf8_fp8 : ROCDL_Wmma_IntrOp<"wmma.f16.16x16x128.bf8_fp8", [0]>;
def ROCDL_wmma_f16_16x16x128_bf8_bf8 : ROCDL_Wmma_IntrOp<"wmma.f16.16x16x128.bf8_bf8", [0]>;
def ROCDL_wmma_i32_16x16x64_iu8 : ROCDL_Wmma_IntrOp<"wmma.i32.16x16x64.iu8", [1]>;
def ROCDL_wmma_scale_f32_16x16x128_f8f6f4 : ROCDL_Wmma_IntrOp<"wmma.scale.f32.16x16x128.f8f6f4">;
def ROCDL_wmma_scale16_f32_16x16x128_f8f6f4 : ROCDL_Wmma_IntrOp<"wmma.scale16.f32.16x16x128.f8f6f4">;
def ROCDL_wmma_scale_f32_32x16x128_f4 : ROCDL_Wmma_IntrOp<"wmma.scale.f32.32x16x128.f4">;
def ROCDL_wmma_scale16_f32_32x16x128_f4 : ROCDL_Wmma_IntrOp<"wmma.scale16.f32.32x16x128.f4">;

//===---------------------------------------------------------------------===//
// LDS transpose intrinsics (available in GFX950)
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43 changes: 41 additions & 2 deletions mlir/test/Target/LLVMIR/rocdl.mlir
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Expand Up @@ -816,9 +816,12 @@ llvm.func @rocdl.mfma.scale.f32.16x16x128.f8f6f4(%arg0 : i32,
}

llvm.func @rocdl.wmma(%arg0 : vector<8xf32>, %arg1 : vector<16 x f16>, %arg2 : vector<16 x i16>, %arg3 : vector<8 x i32>,
%arg4 : vector<2xi32>, %arg5 : vector<4xi32>, %arg6 : vector<4xf32>, %arg7 : vector<8xf16>, %arg8 : vector<8xi16>) -> vector<8xf32> {
%arg4 : vector<2xi32>, %arg5 : vector<4xi32>, %arg6 : vector<4xf32>, %arg7 : vector<8xf16>, %arg8 : vector<8xi16>,
%arg9 : vector<32xf16>, %arg10 : vector<16xf32>, %arg11 : vector<4xf32>, %arg12 : vector<32xf32>,
%arg13 : vector<16xi32>, %arg14 : vector<64xf32>, %arg15 : vector<64xi32>, %arg16 : i32) -> vector<8xf32> {
%zero = llvm.mlir.constant(false) : i1

%zero_i16 = llvm.mlir.constant(0 : i16) : i16
%zero_i32 = llvm.mlir.constant(0 : i32) : i32
// ---- Wave32 -----

// f16 -> f32
Expand Down Expand Up @@ -849,6 +852,42 @@ llvm.func @rocdl.wmma(%arg0 : vector<8xf32>, %arg1 : vector<16 x f16>, %arg2 : v
// CHECK: call <8 x i32> @llvm.amdgcn.wmma.i32.16x16x32.iu4.v8i32.v2i32(i1 {{.*}}, <2 x i32> %{{.*}}, i1 {{.*}}, <2 x i32> %{{.*}}, <8 x i32> %{{.*}}, i1 {{.*}})
%r6.gfx12 = rocdl.wmma.i32.16x16x32.iu4 %zero, %arg4, %zero, %arg4, %arg3, %zero : (i1, vector<2xi32>, i1, vector<2xi32>, vector<8xi32>, i1) -> vector<8xi32>

// f32 -> f32
// CHECK: call <4 x float> @llvm.amdgcn.wmma.f32.16x16x4.f32.v4f32.v16f32(i1 false, <16 x float> %10, i1 false, <16 x float> %10, i16 0, <4 x float> %11, i1 false, i1 false)
%r1.gfx1250 = rocdl.wmma.f32.16x16x4.f32 %zero, %arg10, %zero, %arg10, %zero_i16, %arg11, %zero, %zero : (i1, vector<16xf32>, i1, vector<16xf32>, i16, vector<4xf32>, i1, i1) -> vector<4xf32>

// bf16 -> f32
// CHECK: call <32 x float> @llvm.amdgcn.wmma.f32.16x16x32.bf16.v32f32.v16i16(i1 false, <16 x i16> %2, i1 false, <16 x i16> %2, i16 0, <32 x float> %12, i1 false, i1 false)
%r2.gfx1250 = rocdl.wmma.f32.16x16x32.bf16 %zero, %arg2, %zero, %arg2, %zero_i16, %arg12, %zero, %zero : (i1, vector<16xi16>, i1, vector<16xi16>, i16, vector<32xf32>, i1, i1) -> vector<32xf32>

// f16 -> f32
// CHECK: call <32 x float> @llvm.amdgcn.wmma.f32.16x16x32.f16.v32f32.v16f16(i1 false, <16 x half> %1, i1 false, <16 x half> %1, i16 0, <32 x float> %12, i1 false, i1 false)
%r3.gfx1250 = rocdl.wmma.f32.16x16x32.f16 %zero, %arg1, %zero, %arg1, %zero_i16, %arg12, %zero, %zero : (i1, vector<16xf16>, i1, vector<16xf16>, i16, vector<32xf32>, i1, i1) -> vector<32xf32>

// f16 -> f16
// CHECK: call <32 x half> @llvm.amdgcn.wmma.f16.16x16x32.f16.v32f16.v16f16(i1 false, <16 x half> %1, i1 false, <16 x half> %1, i16 0, <32 x half> %9, i1 false, i1 false)
%r4.gfx1250 = rocdl.wmma.f16.16x16x32.f16 %zero, %arg1, %zero, %arg1, %zero_i16, %arg9, %zero, %zero : (i1, vector<16xf16>, i1, vector<16xf16>, i16, vector<32xf16>, i1, i1) -> vector<32xf16>

// bf16 -> bf16
// CHECK: call <16 x i32> @llvm.amdgcn.wmma.bf16.16x16x32.bf16.v16i32.v16i16(i1 false, <16 x i16> %2, i1 false, <16 x i16> %2, i16 0, <16 x i32> %13, i1 false, i1 false)
%r5.gfx1250 = rocdl.wmma.bf16.16x16x32.bf16 %zero, %arg2, %zero, %arg2, %zero_i16, %arg13, %zero, %zero : (i1, vector<16xi16>, i1, vector<16xi16>, i16, vector<16xi32>, i1, i1) -> vector<16xi32>

// bf16 -> bf16 / f32
// CHECK: call <16 x i32> @llvm.amdgcn.wmma.bf16f32.16x16x32.bf16.v16i32.v16i16.v32f32(i1 false, <16 x i16> %2, i1 false, <16 x i16> %2, i16 0, <32 x float> %12, i1 false, i1 false)
%r6.gfx1250 = rocdl.wmma.bf16f32.16x16x32.bf16 %zero, %arg2, %zero, %arg2, %zero_i16, %arg12, %zero, %zero : (i1, vector<16xi16>, i1, vector<16xi16>, i16, vector<32xf32>, i1, i1) -> vector<16xi32>

// f8 -> f32
// CHECK: call <64 x float> @llvm.amdgcn.wmma.f32.16x16x64.fp8.fp8.v64f32.v4i32(<4 x i32> %5, <4 x i32> %5, i16 0, <64 x float> %14, i1 false, i1 false)
%r7.gfx1250 = rocdl.wmma.f32.16x16x64.fp8_fp8 %arg5, %arg5, %zero_i16, %arg14, %zero, %zero : (vector<4xi32>, vector<4xi32>, i16, vector<64xf32>, i1, i1) -> vector<64xf32>

// iu8 -> i32
// CHECK: call <64 x i32> @llvm.amdgcn.wmma.i32.16x16x64.iu8.v64i32.v4i32(i1 false, <4 x i32> %5, i1 false, <4 x i32> %5, <64 x i32> %15, i1 false, i1 false)
%r8.gfx1250 = rocdl.wmma.i32.16x16x64.iu8 %zero, %arg5, %zero, %arg5, %arg15, %zero, %zero : (i1, vector<4xi32>, i1, vector<4xi32>, vector<64xi32>, i1, i1) -> vector<64xi32>

%r9.gfx1250 = rocdl.wmma.scale.f32.16x16x128.f8f6f4 %zero_i32, %arg5, %zero_i32, %arg5, %zero_i16, %arg11, %zero_i32, %zero_i32, %arg16, %zero_i32, %zero_i32, %arg16, %zero, %zero : (i32, vector<4xi32>, i32, vector<4xi32>, i16, vector<4xf32>, i32, i32, i32, i32, i32, i32, i1, i1) -> vector<4xf32>
// %r7.gfx1250 = rocdl.wmma.scale16.f32.16x16x128.f8f6f4
// %r7.gfx1250 = rocdl.wmma.scale.f32.32x16x128.f4
// %r7.gfx1250 = rocdl.wmma.scale16.f32.32x16x128.f4
// ---- Wave64 -----

// f16 -> f32
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