1/* $FreeBSD$ */
2#ifndef __LP64__
3#error "this file must be compiled for LP64."
4#endif
5
6#define __ELF_WORD_SIZE 32
7#define _MACHINE_ELF_WANT_32BIT
8#define	_WANT_LWPINFO32
9
10#include <sys/procfs.h>
11
12#define	ELFCORE_COMPAT_32	1
13#include "elfcore.c"
14
15static void
16elf_convert_gregset(elfcore_gregset_t *rd, struct reg *rs)
17{
18#ifdef __amd64__
19	rd->r_gs = rs->r_gs;
20	rd->r_fs = rs->r_fs;
21	rd->r_es = rs->r_es;
22	rd->r_ds = rs->r_ds;
23	rd->r_edi = rs->r_rdi;
24	rd->r_esi = rs->r_rsi;
25	rd->r_ebp = rs->r_rbp;
26	rd->r_ebx = rs->r_rbx;
27	rd->r_edx = rs->r_rdx;
28	rd->r_ecx = rs->r_rcx;
29	rd->r_eax = rs->r_rax;
30	rd->r_eip = rs->r_rip;
31	rd->r_cs = rs->r_cs;
32	rd->r_eflags = rs->r_rflags;
33	rd->r_esp = rs->r_rsp;
34	rd->r_ss = rs->r_ss;
35#elif defined(__aarch64__)
36	int i;
37
38	for (i = 0; i < 13; i++)
39		rd->r[i] = rs->x[i];
40	rd->r_sp = rs->x[13];
41	rd->r_lr = rs->x[14];
42	rd->r_pc = rs->elr;
43	rd->r_cpsr = rs->spsr;
44#elif defined(__powerpc64__)
45	int i;
46
47	for (i = 0; i < 32; i++)
48		rd->fixreg[i] = rs->fixreg[i];
49	rd->lr = rs->lr;
50	rd->cr = rs->cr;
51	rd->xer = rs->xer;
52	rd->ctr = rs->ctr;
53	rd->pc = rs->pc;
54#else
55#error Unsupported architecture
56#endif
57}
58
59static void
60elf_convert_fpregset(elfcore_fpregset_t *rd, struct fpreg *rs)
61{
62#ifdef __amd64__
63	/* XXX this is wrong... */
64	memcpy(rd, rs, sizeof(*rd));
65#elif defined(__aarch64__)
66	/* ARM64TODO */
67#elif defined(__powerpc64__)
68	memcpy(rd, rs, sizeof(*rd));
69#else
70#error Unsupported architecture
71#endif
72}
73
74static void
75elf_convert_siginfo(struct siginfo32 *sid, siginfo_t *sis)
76{
77
78	bzero(sid, sizeof(*sid));
79	sid->si_signo = sis->si_signo;
80	sid->si_errno = sis->si_errno;
81	sid->si_code = sis->si_code;
82	sid->si_pid = sis->si_pid;
83	sid->si_uid = sis->si_uid;
84	sid->si_status = sis->si_status;
85	sid->si_addr = (uintptr_t)sis->si_addr;
86#if _BYTE_ORDER == _BIG_ENDIAN
87	if (sis->si_value.sival_int == 0)
88		sid->si_value.sival_ptr = (uintptr_t)sis->si_value.sival_ptr;
89	else
90#endif
91		sid->si_value.sival_int = sis->si_value.sival_int;
92	sid->si_timerid = sis->si_timerid;
93	sid->si_overrun = sis->si_overrun;
94}
95
96static void
97elf_convert_lwpinfo(struct ptrace_lwpinfo32 *pld, struct ptrace_lwpinfo *pls)
98{
99
100	pld->pl_lwpid = pls->pl_lwpid;
101	pld->pl_event = pls->pl_event;
102	pld->pl_flags = pls->pl_flags;
103	pld->pl_sigmask = pls->pl_sigmask;
104	pld->pl_siglist = pls->pl_siglist;
105	elf_convert_siginfo(&pld->pl_siginfo, &pls->pl_siginfo);
106	memcpy(pld->pl_tdname, pls->pl_tdname, sizeof(pld->pl_tdname));
107	pld->pl_child_pid = pls->pl_child_pid;
108	pld->pl_syscall_code = pls->pl_syscall_code;
109	pld->pl_syscall_narg = pls->pl_syscall_narg;
110}
111
112