16c84c4475
- fixes #132303 - Moves dot2add from a language builtin to a target builtin. - Sets the scaffolding for Sema checks for DX builtins - Setup DirectX backend as able to have target builtins - Adds a DX TargetBuiltins emitter in `clang/lib/CodeGen/TargetBuiltins/DirectX.cpp`
38 lines
1.2 KiB
C++
38 lines
1.2 KiB
C++
//===--------- DirectX.cpp - Emit LLVM Code for builtins ------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This contains code to emit Builtin calls as LLVM code.
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//
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//===----------------------------------------------------------------------===//
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#include "CGHLSLRuntime.h"
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#include "CodeGenFunction.h"
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#include "clang/Basic/TargetBuiltins.h"
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#include "llvm/IR/Intrinsics.h"
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using namespace clang;
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using namespace CodeGen;
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using namespace llvm;
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Value *CodeGenFunction::EmitDirectXBuiltinExpr(unsigned BuiltinID,
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const CallExpr *E) {
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switch (BuiltinID) {
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case DirectX::BI__builtin_dx_dot2add: {
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Value *A = EmitScalarExpr(E->getArg(0));
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Value *B = EmitScalarExpr(E->getArg(1));
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Value *C = EmitScalarExpr(E->getArg(2));
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Intrinsic::ID ID = llvm ::Intrinsic::dx_dot2add;
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return Builder.CreateIntrinsic(
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/*ReturnType=*/C->getType(), ID, ArrayRef<Value *>{A, B, C}, nullptr,
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"dx.dot2add");
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}
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}
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return nullptr;
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}
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