1 | /* Override generic sotruss-lib.c to define actual functions for MIPS. |
2 | Copyright (C) 2012-2022 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library. If not, see |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #define HAVE_ARCH_PLTENTER |
20 | #define HAVE_ARCH_PLTEXIT |
21 | |
22 | #include <elf/sotruss-lib.c> |
23 | |
24 | #if _MIPS_SIM == _ABIO32 |
25 | |
26 | ElfW(Addr) |
27 | la_mips_o32_gnu_pltenter (ElfW(Sym) *sym __attribute__ ((unused)), |
28 | unsigned int ndx __attribute__ ((unused)), |
29 | uintptr_t *refcook, uintptr_t *defcook, |
30 | La_mips_32_regs *regs, unsigned int *flags, |
31 | const char *symname, long int *framesizep) |
32 | { |
33 | print_enter (refcook, defcook, symname, |
34 | reg1: regs->lr_reg[0], reg2: regs->lr_reg[1], reg3: regs->lr_reg[2], |
35 | flags: *flags); |
36 | |
37 | /* No need to copy anything, we will not need the parameters in any case. */ |
38 | *framesizep = 0; |
39 | |
40 | return sym->st_value; |
41 | } |
42 | |
43 | unsigned int |
44 | la_mips_o32_gnu_pltexit (ElfW(Sym) *sym, unsigned int ndx, uintptr_t *refcook, |
45 | uintptr_t *defcook, |
46 | const struct La_mips_32_regs *inregs, |
47 | struct La_mips_32_retval *outregs, |
48 | const char *symname) |
49 | { |
50 | print_exit (refcook, defcook, symname, reg: outregs->lrv_v0); |
51 | |
52 | return 0; |
53 | } |
54 | |
55 | #elif _MIPS_SIM == _ABIN32 |
56 | |
57 | ElfW(Addr) |
58 | la_mips_n32_gnu_pltenter (ElfW(Sym) *sym __attribute__ ((unused)), |
59 | unsigned int ndx __attribute__ ((unused)), |
60 | uintptr_t *refcook, uintptr_t *defcook, |
61 | La_mips_64_regs *regs, unsigned int *flags, |
62 | const char *symname, long int *framesizep) |
63 | { |
64 | print_enter (refcook, defcook, symname, |
65 | regs->lr_reg[0], regs->lr_reg[1], regs->lr_reg[2], |
66 | *flags); |
67 | |
68 | /* No need to copy anything, we will not need the parameters in any case. */ |
69 | *framesizep = 0; |
70 | |
71 | return sym->st_value; |
72 | } |
73 | |
74 | unsigned int |
75 | la_mips_n32_gnu_pltexit (ElfW(Sym) *sym, unsigned int ndx, uintptr_t *refcook, |
76 | uintptr_t *defcook, |
77 | const struct La_mips_64_regs *inregs, |
78 | struct La_mips_64_retval *outregs, |
79 | const char *symname) |
80 | { |
81 | print_exit (refcook, defcook, symname, outregs->lrv_v0); |
82 | |
83 | return 0; |
84 | } |
85 | |
86 | #else |
87 | |
88 | ElfW(Addr) |
89 | la_mips_n64_gnu_pltenter (ElfW(Sym) *sym __attribute__ ((unused)), |
90 | unsigned int ndx __attribute__ ((unused)), |
91 | uintptr_t *refcook, uintptr_t *defcook, |
92 | La_mips_64_regs *regs, unsigned int *flags, |
93 | const char *symname, long int *framesizep) |
94 | { |
95 | print_enter (refcook, defcook, symname, |
96 | regs->lr_reg[0], regs->lr_reg[1], regs->lr_reg[2], |
97 | *flags); |
98 | |
99 | /* No need to copy anything, we will not need the parameters in any case. */ |
100 | *framesizep = 0; |
101 | |
102 | return sym->st_value; |
103 | } |
104 | |
105 | unsigned int |
106 | la_mips_n64_gnu_pltexit (ElfW(Sym) *sym, unsigned int ndx, uintptr_t *refcook, |
107 | uintptr_t *defcook, |
108 | const struct La_mips_64_regs *inregs, |
109 | struct La_mips_64_retval *outregs, |
110 | const char *symname) |
111 | { |
112 | print_exit (refcook, defcook, symname, outregs->lrv_v0); |
113 | |
114 | return 0; |
115 | } |
116 | |
117 | #endif |
118 | |