File: DirectX.h

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,998,520 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (102 lines) | stat: -rw-r--r-- 3,159 bytes parent folder | download | duplicates (3)
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
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
//===--- DirectX.h - Declare DirectX target feature support -----*- 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 declares DXIL TargetInfo objects.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_CLANG_LIB_BASIC_TARGETS_DIRECTX_H
#define LLVM_CLANG_LIB_BASIC_TARGETS_DIRECTX_H
#include "clang/Basic/TargetInfo.h"
#include "clang/Basic/TargetOptions.h"
#include "llvm/Support/Compiler.h"
#include "llvm/TargetParser/Triple.h"

namespace clang {
namespace targets {

static const unsigned DirectXAddrSpaceMap[] = {
    0, // Default
    1, // opencl_global
    3, // opencl_local
    2, // opencl_constant
    0, // opencl_private
    4, // opencl_generic
    5, // opencl_global_device
    6, // opencl_global_host
    0, // cuda_device
    0, // cuda_constant
    0, // cuda_shared
    // SYCL address space values for this map are dummy
    0, // sycl_global
    0, // sycl_global_device
    0, // sycl_global_host
    0, // sycl_local
    0, // sycl_private
    0, // ptr32_sptr
    0, // ptr32_uptr
    0, // ptr64
    3, // hlsl_groupshared
    // Wasm address space values for this target are dummy values,
    // as it is only enabled for Wasm targets.
    20, // wasm_funcref
};

class LLVM_LIBRARY_VISIBILITY DirectXTargetInfo : public TargetInfo {
public:
  DirectXTargetInfo(const llvm::Triple &Triple, const TargetOptions &)
      : TargetInfo(Triple) {
    TLSSupported = false;
    VLASupported = false;
    AddrSpaceMap = &DirectXAddrSpaceMap;
    UseAddrSpaceMapMangling = true;
    HasLegalHalfType = true;
    HasFloat16 = true;
    NoAsmVariants = true;
    PlatformMinVersion = Triple.getOSVersion();
    PlatformName = llvm::Triple::getOSTypeName(Triple.getOS());
    resetDataLayout("e-m:e-p:32:32-i1:32-i8:8-i16:16-i32:32-i64:64-f16:16-f32:"
                    "32-f64:64-n8:16:32:64");
    TheCXXABI.set(TargetCXXABI::Microsoft);
  }
  bool useFP16ConversionIntrinsics() const override { return false; }
  void getTargetDefines(const LangOptions &Opts,
                        MacroBuilder &Builder) const override;

  bool hasFeature(StringRef Feature) const override {
    return Feature == "directx";
  }

  ArrayRef<Builtin::Info> getTargetBuiltins() const override {
    return std::nullopt;
  }

  std::string_view getClobbers() const override { return ""; }

  ArrayRef<const char *> getGCCRegNames() const override {
    return std::nullopt;
  }

  bool validateAsmConstraint(const char *&Name,
                             TargetInfo::ConstraintInfo &info) const override {
    return true;
  }

  ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override {
    return std::nullopt;
  }

  BuiltinVaListKind getBuiltinVaListKind() const override {
    return TargetInfo::VoidPtrBuiltinVaList;
  }
};

} // namespace targets
} // namespace clang

#endif // LLVM_CLANG_LIB_BASIC_TARGETS_DIRECTX_H