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[IR][Float8] Add Float8 IR intrinsics support #89902

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[IR][Float8] Add Float8 IR intrinsics support #89902

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2 changes: 2 additions & 0 deletions llvm/include/llvm/IR/Intrinsics.h
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Original file line number Diff line number Diff line change
Expand Up @@ -114,6 +114,8 @@ namespace Intrinsic {
MMX,
Token,
Metadata,
Float8E4M3FN,
FLoat8E5M2,
Half,
BFloat,
Float,
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13 changes: 13 additions & 0 deletions llvm/include/llvm/IR/Intrinsics.td
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Expand Up @@ -320,6 +320,8 @@ def IIT_I2 : IIT_Int<2, 57>;
def IIT_I4 : IIT_Int<4, 58>;
def IIT_AARCH64_SVCOUNT : IIT_VT<aarch64svcount, 59>;
def IIT_V6 : IIT_Vec<6, 60>;
def IIT_F8E4M3FN : IIT_VT<f8e4m3fn, 61>;
def IIT_F8E5M2 : IIT_VT<f8e5m2, 62>;
}

defvar IIT_all_FixedTypes = !filter(iit, IIT_all,
Expand Down Expand Up @@ -553,6 +555,17 @@ def llvm_v32i64_ty : LLVMType<v32i64>; // 32 x i64

def llvm_v1i128_ty : LLVMType<v1i128>; // 1 x i128

def llvm_v2f8e4m3fn_ty : LLVMType<v2f8e4m3fn>; // 2 x f8e4m3 (__f8e4m3fn)
def llvm_v4f8e4m3fn_ty : LLVMType<v4f8e4m3fn>; // 4 x f8e4m3 (__f8e4m3fn)
def llvm_v8f8e4m3fn_ty : LLVMType<v8f8e4m3fn>; // 8 x f8e4m3 (__f8e4m3fn)
def llvm_v16f8e4m3fn_ty : LLVMType<v16f8e4m3fn>; // 16 x f8e4m3 (__f8e4m3fn)
def llvm_v32f8e4m3fn_ty : LLVMType<v32f8e4m3fn>; // 32 x f8e4m3 (__f8e4m3fn)
def llvm_v2f8e5m2_ty : LLVMType<v2f8e5m2>; // 2 x f8e5m2 (__f8e5m2)
def llvm_v4f8e5m2_ty : LLVMType<v4f8e5m2>; // 4 x f8e5m2 (__f8e5m2)
def llvm_v8f8e5m2_ty : LLVMType<v8f8e5m2>; // 8 x f8e5m2 (__f8e5m2)
def llvm_v16f8e5m2_ty : LLVMType<v16f8e5m2>; // 16 x f8e5m2 (__f8e5m2)
def llvm_v32f8e5m2_ty : LLVMType<v32f8e5m2>; // 32 x f8e5m2 (__f8e5m2)

def llvm_v2f16_ty : LLVMType<v2f16>; // 2 x half (__fp16)
def llvm_v4f16_ty : LLVMType<v4f16>; // 4 x half (__fp16)
def llvm_v8f16_ty : LLVMType<v8f16>; // 8 x half (__fp16)
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14 changes: 14 additions & 0 deletions llvm/lib/IR/Function.cpp
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Expand Up @@ -1111,6 +1111,12 @@ static void DecodeIITType(unsigned &NextElt, ArrayRef<unsigned char> Infos,
case IIT_METADATA:
OutputTable.push_back(IITDescriptor::get(IITDescriptor::Metadata, 0));
return;
case IIT_F8E4M3FN:
OutputTable.push_back(IITDescriptor::get(IITDescriptor::Float8E4M3FN, 0));
return;
case IIT_F8E5M2:
OutputTable.push_back(IITDescriptor::get(IITDescriptor::FLoat8E5M2, 0));
return;
case IIT_F16:
OutputTable.push_back(IITDescriptor::get(IITDescriptor::Half, 0));
return;
Expand Down Expand Up @@ -1357,6 +1363,10 @@ static Type *DecodeFixedType(ArrayRef<Intrinsic::IITDescriptor> &Infos,
case IITDescriptor::AMX: return Type::getX86_AMXTy(Context);
case IITDescriptor::Token: return Type::getTokenTy(Context);
case IITDescriptor::Metadata: return Type::getMetadataTy(Context);
case IITDescriptor::Float8E4M3FN:
return Type::getFloat8E4M3FNTy(Context);
case IITDescriptor::FLoat8E5M2:
return Type::getFloat8E5M2Ty(Context);
case IITDescriptor::Half: return Type::getHalfTy(Context);
case IITDescriptor::BFloat: return Type::getBFloatTy(Context);
case IITDescriptor::Float: return Type::getFloatTy(Context);
Expand Down Expand Up @@ -1516,6 +1526,10 @@ static bool matchIntrinsicType(
case IITDescriptor::AMX: return !Ty->isX86_AMXTy();
case IITDescriptor::Token: return !Ty->isTokenTy();
case IITDescriptor::Metadata: return !Ty->isMetadataTy();
case IITDescriptor::Float8E4M3FN:
return !Ty->isFloat8E4M3FNTy();
case IITDescriptor::FLoat8E5M2:
return !Ty->isFloat8E5M2Ty();
case IITDescriptor::Half: return !Ty->isHalfTy();
case IITDescriptor::BFloat: return !Ty->isBFloatTy();
case IITDescriptor::Float: return !Ty->isFloatTy();
Expand Down
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