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7eb68c06 | 1 | /* Definitions for option handling for IA-32. |
85ec4feb | 2 | Copyright (C) 1988-2018 Free Software Foundation, Inc. |
7eb68c06 JM |
3 | |
4 | This file is part of GCC. | |
5 | ||
6 | GCC is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 3, or (at your option) | |
9 | any later version. | |
10 | ||
11 | GCC is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | Under Section 7 of GPL version 3, you are granted additional | |
17 | permissions described in the GCC Runtime Library Exception, version | |
18 | 3.1, as published by the Free Software Foundation. | |
19 | ||
20 | You should have received a copy of the GNU General Public License and | |
21 | a copy of the GCC Runtime Library Exception along with this program; | |
22 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
23 | <http://www.gnu.org/licenses/>. */ | |
24 | ||
25 | #ifndef I386_OPTS_H | |
26 | #define I386_OPTS_H | |
27 | ||
28 | /* Algorithm to expand string function with. */ | |
29 | enum stringop_alg | |
30 | { | |
ad83025e XDL |
31 | #undef DEF_ENUM |
32 | #define DEF_ENUM | |
33 | ||
34 | #undef DEF_ALG | |
35 | #define DEF_ALG(alg, name) alg, | |
36 | ||
37 | #include "stringop.def" | |
38 | last_alg | |
39 | ||
40 | #undef DEF_ENUM | |
41 | #undef DEF_ALG | |
7eb68c06 JM |
42 | }; |
43 | ||
44 | /* Available call abi. */ | |
45 | enum calling_abi | |
46 | { | |
47 | SYSV_ABI = 0, | |
48 | MS_ABI = 1 | |
49 | }; | |
50 | ||
8023568e JM |
51 | enum fpmath_unit |
52 | { | |
53 | FPMATH_387 = 1, | |
54 | FPMATH_SSE = 2 | |
55 | }; | |
56 | ||
7eb68c06 JM |
57 | enum tls_dialect |
58 | { | |
59 | TLS_DIALECT_GNU, | |
60 | TLS_DIALECT_GNU2, | |
61 | TLS_DIALECT_SUN | |
62 | }; | |
63 | ||
64 | enum cmodel { | |
65 | CM_32, /* The traditional 32-bit ABI. */ | |
66 | CM_SMALL, /* Assumes all code and data fits in the low 31 bits. */ | |
67 | CM_KERNEL, /* Assumes all code and data fits in the high 31 bits. */ | |
68 | CM_MEDIUM, /* Assumes code fits in the low 31 bits; data unlimited. */ | |
69 | CM_LARGE, /* No assumptions. */ | |
70 | CM_SMALL_PIC, /* Assumes code+data+got/plt fits in a 31 bit region. */ | |
71 | CM_MEDIUM_PIC,/* Assumes code+got/plt fits in a 31 bit region. */ | |
72 | CM_LARGE_PIC /* No assumptions. */ | |
73 | }; | |
74 | ||
28968d91 L |
75 | enum pmode { |
76 | PMODE_SI, /* Pmode == SImode. */ | |
77 | PMODE_DI /* Pmode == DImode. */ | |
78 | }; | |
79 | ||
239711f6 L |
80 | enum ix86_align_data { |
81 | ix86_align_data_type_compat, | |
82 | ix86_align_data_type_abi, | |
83 | ix86_align_data_type_cacheline | |
84 | }; | |
85 | ||
7eb68c06 JM |
86 | enum asm_dialect { |
87 | ASM_ATT, | |
88 | ASM_INTEL | |
89 | }; | |
90 | ||
91 | enum ix86_veclibabi { | |
92 | ix86_veclibabi_type_none, | |
93 | ix86_veclibabi_type_svml, | |
94 | ix86_veclibabi_type_acml | |
95 | }; | |
96 | ||
e0ea8797 AH |
97 | enum stack_protector_guard { |
98 | SSP_TLS, /* per-thread canary in TLS block */ | |
99 | SSP_GLOBAL /* global canary */ | |
100 | }; | |
101 | ||
ab2c4ec8 SS |
102 | enum prefer_vector_width { |
103 | PVW_NONE, | |
104 | PVW_AVX128, | |
105 | PVW_AVX256, | |
106 | PVW_AVX512 | |
107 | }; | |
108 | ||
7eb68c06 | 109 | #endif |