1 //===---- CSKYAttributes.h - CSKY Attributes --------------------*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 //
9 // This file contains enumerations for CSKY attributes.
10 //
11 //===----------------------------------------------------------------------===//
12 #ifndef LLVM_SUPPORT_CSKYATTRIBUTES_H
13 #define LLVM_SUPPORT_CSKYATTRIBUTES_H
14 
15 #include "llvm/Support/ELFAttributes.h"
16 
17 namespace llvm {
18 namespace CSKYAttrs {
19 
20 const TagNameMap &getCSKYAttributeTags();
21 
22 enum AttrType {
23   CSKY_ARCH_NAME = 4,
24   CSKY_CPU_NAME = 5,
25   CSKY_ISA_FLAGS = 6,
26   CSKY_ISA_EXT_FLAGS = 7,
27   CSKY_DSP_VERSION = 8,
28   CSKY_VDSP_VERSION = 9,
29   CSKY_FPU_VERSION = 16,
30   CSKY_FPU_ABI = 17,
31   CSKY_FPU_ROUNDING = 18,
32   CSKY_FPU_DENORMAL = 19,
33   CSKY_FPU_EXCEPTION = 20,
34   CSKY_FPU_NUMBER_MODULE = 21,
35   CSKY_FPU_HARDFP = 22
36 };
37 
38 enum ISA_FLAGS {
39   V2_ISA_E1 = 1 << 1,
40   V2_ISA_1E2 = 1 << 2,
41   V2_ISA_2E3 = 1 << 3,
42   V2_ISA_3E7 = 1 << 4,
43   V2_ISA_7E10 = 1 << 5,
44   V2_ISA_3E3R1 = 1 << 6,
45   V2_ISA_3E3R2 = 1 << 7,
46   V2_ISA_10E60 = 1 << 8,
47   V2_ISA_3E3R3 = 1 << 9,
48   ISA_TRUST = 1 << 11,
49   ISA_CACHE = 1 << 12,
50   ISA_NVIC = 1 << 13,
51   ISA_CP = 1 << 14,
52   ISA_MP = 1 << 15,
53   ISA_MP_1E2 = 1 << 16,
54   ISA_JAVA = 1 << 17,
55   ISA_MAC = 1 << 18,
56   ISA_MAC_DSP = 1 << 19,
57   ISA_DSP = 1 << 20,
58   ISA_DSP_1E2 = 1 << 21,
59   ISA_DSP_ENHANCE = 1 << 22,
60   ISA_DSP_SILAN = 1 << 23,
61   ISA_VDSP = 1 << 24,
62   ISA_VDSP_2 = 1 << 25,
63   ISA_VDSP_2E3 = 1 << 26,
64   V2_ISA_DSPE60 = 1 << 27,
65   ISA_VDSP_2E60F = 1 << 28
66 };
67 
68 enum ISA_EXT_FLAGS {
69   ISA_FLOAT_E1 = 1 << 0,
70   ISA_FLOAT_1E2 = 1 << 1,
71   ISA_FLOAT_1E3 = 1 << 2,
72   ISA_FLOAT_3E4 = 1 << 3,
73   ISA_FLOAT_7E60 = 1 << 4
74 };
75 
76 enum { NONE = 0, NEEDED = 1 };
77 
78 enum DSP_VERSION { DSP_VERSION_EXTENSION = 1, DSP_VERSION_2 = 2 };
79 
80 enum VDSP_VERSION { VDSP_VERSION_1 = 1, VDSP_VERSION_2 = 2 };
81 
82 enum FPU_VERSION { FPU_VERSION_1 = 1, FPU_VERSION_2 = 2, FPU_VERSION_3 = 3 };
83 
84 enum FPU_ABI { FPU_ABI_SOFT = 1, FPU_ABI_SOFTFP = 2, FPU_ABI_HARD = 3 };
85 
86 enum FPU_HARDFP {
87   FPU_HARDFP_HALF = 1,
88   FPU_HARDFP_SINGLE = 2,
89   FPU_HARDFP_DOUBLE = 4
90 };
91 
92 } // namespace CSKYAttrs
93 } // namespace llvm
94 
95 #endif
96