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1/*
2 * Special support for eabi and SVR4
3 *
85ec4feb 4 * Copyright (C) 1995-2018 Free Software Foundation, Inc.
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5 * Written By Michael Meissner
6 * 64-bit support written by David Edelsohn
7 *
8 * This file is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the
748086b7 10 * Free Software Foundation; either version 3, or (at your option) any
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11 * later version.
12 *
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13 * This file is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
17 *
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18 * Under Section 7 of GPL version 3, you are granted additional
19 * permissions described in the GCC Runtime Library Exception, version
20 * 3.1, as published by the Free Software Foundation.
21 *
22 * You should have received a copy of the GNU General Public License and
23 * a copy of the GCC Runtime Library Exception along with this program;
24 * see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
25 * <http://www.gnu.org/licenses/>.
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26 */
27
28/* Do any initializations needed for the eabi environment */
29
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30 .section ".text"
31 #include "ppc-asm.h"
32
33/* On PowerPC64 Linux, these functions are provided by the linker. */
34#ifndef __powerpc64__
35
36/* Routines for restoring floating point registers, called by the compiler. */
37/* Called with r11 pointing to the stack header word of the caller of the */
38/* function, just beyond the end of the floating point save area. */
39/* In addition to restoring the fp registers, it will return to the caller's */
40/* caller */
41
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42CFI_STARTPROC
43CFI_DEF_CFA_REGISTER (11)
44CFI_OFFSET (65, 4)
45CFI_OFFSET (46, -144)
46CFI_OFFSET (47, -136)
47CFI_OFFSET (48, -128)
48CFI_OFFSET (49, -120)
49CFI_OFFSET (50, -112)
50CFI_OFFSET (51, -104)
51CFI_OFFSET (52, -96)
52CFI_OFFSET (53, -88)
53CFI_OFFSET (54, -80)
54CFI_OFFSET (55, -72)
55CFI_OFFSET (56, -64)
56CFI_OFFSET (57, -56)
57CFI_OFFSET (58, -48)
58CFI_OFFSET (59, -40)
59CFI_OFFSET (60, -32)
60CFI_OFFSET (61, -24)
61CFI_OFFSET (62, -16)
62CFI_OFFSET (63, -8)
1590a115 63HIDDEN_FUNC(_restfpr_14_x) lfd 14,-144(11) /* restore fp registers */
ff35822b 64CFI_RESTORE (46)
1590a115 65HIDDEN_FUNC(_restfpr_15_x) lfd 15,-136(11)
ff35822b 66CFI_RESTORE (47)
1590a115 67HIDDEN_FUNC(_restfpr_16_x) lfd 16,-128(11)
ff35822b 68CFI_RESTORE (48)
1590a115 69HIDDEN_FUNC(_restfpr_17_x) lfd 17,-120(11)
ff35822b 70CFI_RESTORE (49)
1590a115 71HIDDEN_FUNC(_restfpr_18_x) lfd 18,-112(11)
ff35822b 72CFI_RESTORE (50)
1590a115 73HIDDEN_FUNC(_restfpr_19_x) lfd 19,-104(11)
ff35822b 74CFI_RESTORE (51)
1590a115 75HIDDEN_FUNC(_restfpr_20_x) lfd 20,-96(11)
ff35822b 76CFI_RESTORE (52)
1590a115 77HIDDEN_FUNC(_restfpr_21_x) lfd 21,-88(11)
ff35822b 78CFI_RESTORE (53)
1590a115 79HIDDEN_FUNC(_restfpr_22_x) lfd 22,-80(11)
ff35822b 80CFI_RESTORE (54)
1590a115 81HIDDEN_FUNC(_restfpr_23_x) lfd 23,-72(11)
ff35822b 82CFI_RESTORE (55)
1590a115 83HIDDEN_FUNC(_restfpr_24_x) lfd 24,-64(11)
ff35822b 84CFI_RESTORE (56)
1590a115 85HIDDEN_FUNC(_restfpr_25_x) lfd 25,-56(11)
ff35822b 86CFI_RESTORE (57)
1590a115 87HIDDEN_FUNC(_restfpr_26_x) lfd 26,-48(11)
ff35822b 88CFI_RESTORE (58)
1590a115 89HIDDEN_FUNC(_restfpr_27_x) lfd 27,-40(11)
ff35822b 90CFI_RESTORE (59)
1590a115 91HIDDEN_FUNC(_restfpr_28_x) lfd 28,-32(11)
ff35822b 92CFI_RESTORE (60)
1590a115 93HIDDEN_FUNC(_restfpr_29_x) lfd 29,-24(11)
ff35822b 94CFI_RESTORE (61)
1590a115 95HIDDEN_FUNC(_restfpr_30_x) lfd 30,-16(11)
ff35822b 96CFI_RESTORE (62)
1590a115 97HIDDEN_FUNC(_restfpr_31_x) lwz 0,4(11)
18724e30 98 lfd 31,-8(11)
ff35822b 99CFI_RESTORE (63)
18724e30 100 mtlr 0
ff35822b 101CFI_RESTORE (65)
18724e30 102 mr 1,11
ff35822b 103CFI_DEF_CFA_REGISTER (1)
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104 blr
105FUNC_END(_restfpr_31_x)
106FUNC_END(_restfpr_30_x)
107FUNC_END(_restfpr_29_x)
108FUNC_END(_restfpr_28_x)
109FUNC_END(_restfpr_27_x)
110FUNC_END(_restfpr_26_x)
111FUNC_END(_restfpr_25_x)
112FUNC_END(_restfpr_24_x)
113FUNC_END(_restfpr_23_x)
114FUNC_END(_restfpr_22_x)
115FUNC_END(_restfpr_21_x)
116FUNC_END(_restfpr_20_x)
117FUNC_END(_restfpr_19_x)
118FUNC_END(_restfpr_18_x)
119FUNC_END(_restfpr_17_x)
120FUNC_END(_restfpr_16_x)
121FUNC_END(_restfpr_15_x)
122FUNC_END(_restfpr_14_x)
ff35822b 123CFI_ENDPROC
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124
125#endif