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1; Options for the eBPF compiler port.
2
8d9254fc 3; Copyright (C) 2019-2020 Free Software Foundation, Inc.
91dfef96
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4;
5; This file is part of GCC.
6;
7; GCC is free software; you can redistribute it and/or modify it under
8; the terms of the GNU General Public License as published by the Free
9; Software Foundation; either version 3, or (at your option) any later
10; version.
11;
12; GCC is distributed in the hope that it will be useful, but WITHOUT ANY
13; WARRANTY; without even the implied warranty of MERCHANTABILITY or
14; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
15; for more details.
16;
17; You should have received a copy of the GNU General Public License
18; along with GCC; see the file COPYING3. If not see
19; <http://www.gnu.org/licenses/>.
20
21HeaderInclude
22config/bpf/bpf-opts.h
23
24; Selecting the kind of kernel the eBPF will be running on.
25
26mkernel=
27Target RejectNegative Joined Var(bpf_kernel) Enum(bpf_kernel) Init(LINUX_LATEST)
28Generate eBPF for the given Linux kernel version.
29
30Enum
31Name(bpf_kernel) Type(enum bpf_kernel_version)
32
33EnumValue
34Enum(bpf_kernel) String(native) Value(LINUX_NATIVE) DriverOnly
35
36EnumValue
37Enum(bpf_kernel) String(latest) Value(LINUX_LATEST) DriverOnly
38
39EnumValue
40Enum(bpf_kernel) String(4.0) Value(LINUX_V4_0)
41
42EnumValue
43Enum(bpf_kernel) String(4.1) Value(LINUX_V4_1)
44
45EnumValue
46Enum(bpf_kernel) String(4.2) Value(LINUX_V4_2)
47
48EnumValue
49Enum(bpf_kernel) String(4.3) Value(LINUX_V4_3)
50
51EnumValue
52Enum(bpf_kernel) String(4.4) Value(LINUX_V4_4)
53
54EnumValue
55Enum(bpf_kernel) String(4.5) Value(LINUX_V4_5)
56
57EnumValue
58Enum(bpf_kernel) String(4.6) Value(LINUX_V4_6)
59
60EnumValue
61Enum(bpf_kernel) String(4.7) Value(LINUX_V4_7)
62
63EnumValue
64Enum(bpf_kernel) String(4.8) Value(LINUX_V4_8)
65
66EnumValue
67Enum(bpf_kernel) String(4.9) Value(LINUX_V4_9)
68
69EnumValue
70Enum(bpf_kernel) String(4.10) Value(LINUX_V4_10)
71
72EnumValue
73Enum(bpf_kernel) String(4.11) Value(LINUX_V4_11)
74
75EnumValue
76Enum(bpf_kernel) String(4.12) Value(LINUX_V4_12)
77
78EnumValue
79Enum(bpf_kernel) String(4.13) Value(LINUX_V4_13)
80
81EnumValue
82Enum(bpf_kernel) String(4.14) Value(LINUX_V4_14)
83
84EnumValue
85Enum(bpf_kernel) String(4.15) Value(LINUX_V4_15)
86
87EnumValue
88Enum(bpf_kernel) String(4.16) Value(LINUX_V4_16)
89
90EnumValue
91Enum(bpf_kernel) String(4.17) Value(LINUX_V4_17)
92
93EnumValue
94Enum(bpf_kernel) String(4.18) Value(LINUX_V4_18)
95
96EnumValue
97Enum(bpf_kernel) String(4.19) Value(LINUX_V4_19)
98
99EnumValue
100Enum(bpf_kernel) String(4.20) Value(LINUX_V4_20)
101
102EnumValue
103Enum(bpf_kernel) String(5.0) Value(LINUX_V5_0)
104
105EnumValue
106Enum(bpf_kernel) String(5.1) Value(LINUX_V5_1)
107
108EnumValue
109Enum(bpf_kernel) String(5.2) Value(LINUX_V5_2)
110
111; Selecting big endian or little endian targets.
112
113mbig-endian
114Target RejectNegative Report Mask(BIG_ENDIAN)
115Generate big-endian eBPF.
116
117mlittle-endian
118Target RejectNegative Report InverseMask(BIG_ENDIAN)
119Generate little-endian eBPF.
120
121mframe-limit=
122Target Joined RejectNegative UInteger IntegerRange(0, 32767) Var(bpf_frame_limit) Init(512)
123Set a hard limit for the size of each stack frame, in bytes.