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Issue 639113003: Add nacl-clang testing to SCons (Closed) Base URL: svn://svn.chromium.org/native_client/trunk/src/native_client
Patch Set: ncbray comment Created 6 years, 2 months ago
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1 /* 1 /*
2 * Copyright (c) 2011 The Native Client Authors. All rights reserved. 2 * Copyright (c) 2011 The Native Client Authors. All rights reserved.
3 * Use of this source code is governed by a BSD-style license that can be 3 * Use of this source code is governed by a BSD-style license that can be
4 * found in the LICENSE file. 4 * found in the LICENSE file.
5 */ 5 */
6 6
7 #if !defined(__clang__)
7 /* 8 /*
8 * The .init section contains one symbol, _init, which is the entry 9 * The .init section contains one symbol, _init, which is the entry
9 * of a function and hence needs to be aligned in accordance with 10 * of a function and hence needs to be aligned in accordance with
10 * the NativeClient conventions. 11 * the NativeClient conventions.
11 */ 12 */
12 .section .init 13 .section .init
13 .p2align NACLENTRYALIGN 14 .p2align NACLENTRYALIGN
14 .global _init 15 .global _init
15 _init: 16 _init:
16 pushq %rbp 17 pushq %rbp
17 movq %rsp, %rbp 18 movq %rsp, %rbp
18 /* 19 /*
19 * The code that follows will be appended by the linker, and will not 20 * The code that follows will be appended by the linker, and will not
20 * be aligned individually, so we need to align it. 21 * be aligned individually, so we need to align it.
21 */ 22 */
22 .p2align NACLENTRYALIGN 23 .p2align NACLENTRYALIGN
23 24
24 /* 25 /*
25 * The .fini section contains one symbol, _fini, which is the entry 26 * The .fini section contains one symbol, _fini, which is the entry
26 * of a function and hence needs to be aligned in accordance with 27 * of a function and hence needs to be aligned in accordance with
27 * the NativeClient conventions. 28 * the NativeClient conventions.
28 */ 29 */
29 .section .fini 30 .section .fini
30 .p2align NACLENTRYALIGN 31 .p2align NACLENTRYALIGN
31 .global _fini 32 .global _fini
32 _fini: 33 _fini:
33 pushq %rbp 34 pushq %rbp
34 movq %rsp, %rbp 35 movq %rsp, %rbp
36 #else
37 /*
38 * nacl-clang does not use the .init/.fini mechanism at all, but newlib
39 * still calls _init and _fini, so define them as empty functions in the
40 * text section.
41 */
42 .section .text
43 .p2align NACLENTRYALIGN
44 .global _init
45 _init:
46 naclret
35 47
48 .p2align NACLENTRYALIGN
49 .global _fini
50 _fini:
51 naclret
52 #endif
36 /* 53 /*
37 * The code that follows will be appended by the linker, and will not 54 * The code that follows will be appended by the linker, and will not
38 * be aligned individually, so we need to align it. 55 * be aligned individually, so we need to align it.
39 */ 56 */
40 .p2align NACLENTRYALIGN 57 .p2align NACLENTRYALIGN
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