1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
|
//===--- SPIRVCallLowering.h - Call lowering --------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file describes how to lower LLVM calls to machine code calls.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_TARGET_SPIRV_SPIRVCALLLOWERING_H
#define LLVM_LIB_TARGET_SPIRV_SPIRVCALLLOWERING_H
#include "SPIRVGlobalRegistry.h"
#include "llvm/CodeGen/GlobalISel/CallLowering.h"
namespace llvm {
class SPIRVGlobalRegistry;
class SPIRVTargetLowering;
class SPIRVCallLowering : public CallLowering {
private:
// Used to create and assign function, argument, and return type information.
SPIRVGlobalRegistry *GR;
public:
SPIRVCallLowering(const SPIRVTargetLowering &TLI, SPIRVGlobalRegistry *GR);
// Built OpReturn or OpReturnValue.
bool lowerReturn(MachineIRBuilder &MIRBuiler, const Value *Val,
ArrayRef<Register> VRegs, FunctionLoweringInfo &FLI,
Register SwiftErrorVReg) const override;
// Build OpFunction, OpFunctionParameter, and any EntryPoint or Linkage data.
bool lowerFormalArguments(MachineIRBuilder &MIRBuilder, const Function &F,
ArrayRef<ArrayRef<Register>> VRegs,
FunctionLoweringInfo &FLI) const override;
// Build OpCall, or replace with a builtin function.
bool lowerCall(MachineIRBuilder &MIRBuilder,
CallLoweringInfo &Info) const override;
};
} // end namespace llvm
#endif // LLVM_LIB_TARGET_SPIRV_SPIRVCALLLOWERING_H
|
