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Viewing changes to include/tdep-x86_64.h

Committer: Bazaar Package Importer
Author(s): Matthieu Delahaye
Date: 2005-04-22 11:12:14 UTC
mto: (4.1.1 sid)
mto: This revision was merged to the branch mainline in revision 3.
Revision ID: james.westby@ubuntu.com-20050422111214-0m74olipxly1ra8a

Tags: upstream-0.98.5

Import upstream version 0.98.5

files added:
config

config/compile

config/config.guess

config/config.sub

config/depcomp

config/install-sh

config/ltmain.sh

config/missing

config/mkinstalldirs

doc/unw_strerror.man

doc/unw_strerror.tex

include/ia64/jmpbuf.h

include/libunwind-common.h.in

include/libunwind-x86_64.h

include/tdep-x86_64.h

include/x86/jmpbuf.h

include/x86_64

include/x86_64/dwarf-config.h

include/x86_64/jmpbuf.h

src/dwarf/Gexpr.c

src/dwarf/Gfde.c

src/dwarf/Gparser.c

src/dwarf/Gpe.c

src/dwarf/Gstep.c

src/dwarf/Lexpr.c

src/dwarf/Lfde.c

src/dwarf/Lparser.c

src/dwarf/Lpe.c

src/dwarf/Lstep.c

src/dwarf/global.c

src/hppa/Gget_proc_info.c

src/hppa/Gget_proc_name.c

src/hppa/Gget_reg.c

src/hppa/Ginit.c

src/hppa/Ginit_local.c

src/hppa/Gregs.c

src/hppa/Gstep.c

src/hppa/Lget_proc_info.c

src/hppa/Lget_proc_name.c

src/hppa/Lget_reg.c

src/hppa/Linit.c

src/hppa/Linit_local.c

src/hppa/Lregs.c

src/hppa/Lstep.c

src/hppa/global.c

src/hppa/siglongjmp.S

src/hppa/tables.c

src/ia64/Gcreate_addr_space.c

src/ia64/Gget_proc_info.c

src/ia64/Gget_save_loc.c

src/ia64/Gglobal.c

src/ia64/Ginit.c

src/ia64/Ginit_local.c

src/ia64/Ginit_remote.c

src/ia64/Ginstall_cursor.S

src/ia64/Gis_signal_frame.c

src/ia64/Gparser.c

src/ia64/Grbs.c

src/ia64/Gregs.c

src/ia64/Gresume.c

src/ia64/Gscript.c

src/ia64/Gstep.c

src/ia64/Gtables.c

src/ia64/Lcreate_addr_space.c

src/ia64/Lget_proc_info.c

src/ia64/Lget_save_loc.c

src/ia64/Lglobal.c

src/ia64/Linit.c

src/ia64/Linit_local.c

src/ia64/Linit_remote.c

src/ia64/Linstall_cursor.S

src/ia64/Lis_signal_frame.c

src/ia64/Lparser.c

src/ia64/Lrbs.c

src/ia64/Lregs.c

src/ia64/Lresume.c

src/ia64/Lscript.c

src/ia64/Lstep.c

src/ia64/Ltables.c

src/ia64/dyn_info_list.S

src/ia64/getcontext.S

src/ia64/longjmp.S

src/ia64/mk_Gcursor_i.c

src/ia64/mk_Lcursor_i.c

src/ia64/regname.c

src/ia64/setjmp.S

src/ia64/siglongjmp.S

src/ia64/sigsetjmp.S

src/mi/strerror.c

src/unwind/unwind-internal.h

src/x86/Gcreate_addr_space.c

src/x86/Gget_proc_info.c

src/x86/Gget_save_loc.c

src/x86/Gglobal.c

src/x86/Ginit.c

src/x86/Ginit_local.c

src/x86/Ginit_remote.c

src/x86/Gis_signal_frame.c

src/x86/Gregs.c

src/x86/Gresume.c

src/x86/Gstep.c

src/x86/Lcreate_addr_space.c

src/x86/Lget_proc_info.c

src/x86/Lget_save_loc.c

src/x86/Lglobal.c

src/x86/Linit.c

src/x86/Linit_local.c

src/x86/Linit_remote.c

src/x86/Lis_signal_frame.c

src/x86/Lregs.c

src/x86/Lresume.c

src/x86/Lstep.c

src/x86/is_fpreg.c

src/x86/regname.c

src/x86/siglongjmp.S

src/x86_64

src/x86_64/Gcreate_addr_space.c

src/x86_64/Gget_proc_info.c

src/x86_64/Gget_save_loc.c

src/x86_64/Gglobal.c

src/x86_64/Ginit.c

src/x86_64/Ginit_local.c

src/x86_64/Ginit_remote.c

src/x86_64/Gis_signal_frame.c

src/x86_64/Gregs.c

src/x86_64/Gresume.c

src/x86_64/Gstep.c

src/x86_64/Lcreate_addr_space.c

src/x86_64/Lget_proc_info.c

src/x86_64/Lget_save_loc.c

src/x86_64/Lglobal.c

src/x86_64/Linit.c

src/x86_64/Linit_local.c

src/x86_64/Linit_remote.c

src/x86_64/Lis_signal_frame.c

src/x86_64/Lregs.c

src/x86_64/Lresume.c

src/x86_64/Lstep.c

src/x86_64/init.h

src/x86_64/is_fpreg.c

src/x86_64/regname.c

src/x86_64/siglongjmp.S

src/x86_64/ucontext_i.h

src/x86_64/unwind_i.h

tests/Gtest-bt.c

tests/Ltest-bt.c

tests/ia64-test-setjmp.c

tests/ident.c

tests/run-ptrace-misc

tests/test-init-remote.c

tests/test-ptrace-misc.c

tests/test-strerror.c

files removed:
aux

aux/config.guess

aux/config.sub

aux/depcomp

aux/install-sh

aux/ltmain.sh

aux/missing

aux/mkinstalldirs

include/libunwind-common.h

src/dwarf/Gexpr-dwarf.c

src/dwarf/Gfde-dwarf.c

src/dwarf/Gparser-dwarf.c

src/dwarf/Gpe-dwarf.c

src/dwarf/Gstep-dwarf.c

src/dwarf/Lexpr-dwarf.c

src/dwarf/Lfde-dwarf.c

src/dwarf/Lparser-dwarf.c

src/dwarf/Lpe-dwarf.c

src/dwarf/Lstep-dwarf.c

src/dwarf/global-dwarf.c

src/hppa/Gget_proc_info-hppa.c

src/hppa/Gget_reg-hppa.c

src/hppa/Ginit-hppa.c

src/hppa/Ginit_local-hppa.c

src/hppa/Gregs-hppa.c

src/hppa/Gstep-hppa.c

src/hppa/Lget_proc_info-hppa.c

src/hppa/Lget_proc_name-hppa.c

src/hppa/Lget_reg-hppa.c

src/hppa/Linit-hppa.c

src/hppa/Linit_local-hppa.c

src/hppa/Lregs-hppa.c

src/hppa/Lstep-hppa.c

src/hppa/global-hppa.c

src/hppa/siglongjmp-hppa.S

src/hppa/tables-hppa.c

src/ia64/Gcreate_addr_space-ia64.c

src/ia64/Gget_proc_info-ia64.c

src/ia64/Gget_save_loc-ia64.c

src/ia64/Gglobal-ia64.c

src/ia64/Ginit-ia64.c

src/ia64/Ginit_local-ia64.c

src/ia64/Ginit_remote-ia64.c

src/ia64/Ginstall_cursor-ia64.S

src/ia64/Gis_signal_frame-ia64.c

src/ia64/Gparser-ia64.c

src/ia64/Grbs-ia64.c

src/ia64/Gregs-ia64.c

src/ia64/Gresume-ia64.c

src/ia64/Gscript-ia64.c

src/ia64/Gstep-ia64.c

src/ia64/Gtables-ia64.c

src/ia64/Lcreate_addr_space-ia64.c

src/ia64/Lget_proc_info-ia64.c

src/ia64/Lget_save_loc-ia64.c

src/ia64/Lglobal-ia64.c

src/ia64/Linit-ia64.c

src/ia64/Linit_local-ia64.c

src/ia64/Linit_remote-ia64.c

src/ia64/Linstall_cursor-ia64.S

src/ia64/Lis_signal_frame-ia64.c

src/ia64/Lparser-ia64.c

src/ia64/Lrbs-ia64.c

src/ia64/Lregs-ia64.c

src/ia64/Lresume-ia64.c

src/ia64/Lscript-ia64.c

src/ia64/Lstep-ia64.c

src/ia64/Ltables-ia64.c

src/ia64/dyn_info_list-ia64.S

src/ia64/getcontext-ia64.S

src/ia64/mk_Gcursor_i-ia64.c

src/ia64/mk_Lcursor_i-ia64.c

src/ia64/regname-ia64.c

src/ia64/setjmp-ia64.S

src/ia64/siglongjmp-ia64.S

src/ia64/sigsetjmp-ia64.S

src/unwind-internal.h

src/x86/Gcreate_addr_space-x86.c

src/x86/Gget_proc_info-x86.c

src/x86/Gget_save_loc-x86.c

src/x86/Gglobal-x86.c

src/x86/Ginit-x86.c

src/x86/Ginit_local-x86.c

src/x86/Ginit_remote-x86.c

src/x86/Gis_signal_frame-x86.c

src/x86/Gregs-x86.c

src/x86/Gresume-x86.c

src/x86/Gstep-x86.c

src/x86/Lcreate_addr_space-x86.c

src/x86/Lget_proc_info-x86.c

src/x86/Lget_save_loc-x86.c

src/x86/Lglobal-x86.c

src/x86/Linit-x86.c

src/x86/Linit_local-x86.c

src/x86/Linit_remote-x86.c

src/x86/Lis_signal_frame-x86.c

src/x86/Lregs-x86.c

src/x86/Lresume-x86.c

src/x86/Lstep-x86.c

src/x86/is_fpreg-x86.c

src/x86/regname-x86.c

src/x86/siglongjmp-x86.S

tests/bt.c

files modified:
Makefile.am

Makefile.in

NEWS

README

TODO

acinclude.m4

aclocal.m4

configure

configure.in

doc/Makefile.am

doc/Makefile.in

doc/libunwind-dynamic.man

doc/libunwind-ia64.man

doc/libunwind-ptrace.man

doc/libunwind-ptrace.tex

doc/libunwind-setjmp.man

doc/libunwind.man

doc/libunwind.tex

doc/unw_create_addr_space.man

doc/unw_create_addr_space.tex

doc/unw_destroy_addr_space.man

doc/unw_destroy_addr_space.tex

doc/unw_flush_cache.man

doc/unw_get_accessors.man

doc/unw_get_fpreg.man

doc/unw_get_proc_info.man

doc/unw_get_proc_info.tex

doc/unw_get_proc_info_by_ip.man

doc/unw_get_proc_name.man

doc/unw_get_reg.man

doc/unw_init_local.man

doc/unw_init_remote.man

doc/unw_is_signal_frame.man

doc/unw_resume.man

doc/unw_set_caching_policy.man

doc/unw_set_caching_policy.tex

doc/unw_set_fpreg.man

doc/unw_set_reg.man

doc/unw_step.man

include/config.h.in

include/dwarf.h

include/internal.h

include/tdep-ia64.h

include/tdep-x86.h

src/Makefile.am

src/Makefile.in

src/dwarf/Gfind_proc_info-lsb.c

src/ia64/unwind_i.h

src/longjmp.c

src/mi/Gfind_dynamic_proc_info.c

src/mi/_ReadSLEB.c

src/os-linux.h

src/ptrace/_UPT_find_proc_info.c

src/ptrace/_UPT_get_dyn_info_list_addr.c

src/ptrace/_UPT_reg_offset.c

src/setjmp.c

src/siglongjmp.c

src/sigsetjmp.c

src/unwind/Backtrace.c

src/unwind/DeleteException.c

src/unwind/FindEnclosingFunction.c

src/unwind/ForcedUnwind.c

src/unwind/GetBSP.c

src/unwind/GetCFA.c

src/unwind/GetDataRelBase.c

src/unwind/GetGR.c

src/unwind/GetIP.c

src/unwind/GetLanguageSpecificData.c

src/unwind/GetRegionStart.c

src/unwind/GetTextRelBase.c

src/unwind/RaiseException.c

src/unwind/Resume.c

src/unwind/Resume_or_Rethrow.c

src/unwind/SetGR.c

src/unwind/SetIP.c

src/x86/init.h

tests/Makefile.am

tests/Makefile.in

tests/check-namespace.sh.in

tests/flush-cache.S

tests/ia64-test-dyn1.c

tests/ia64-test-nat-asm.S

tests/ia64-test-sig.c

tests/test-ptrace.c

tests/test-static-link-gen.c

Show diffs side-by-side

added added

removed removed

include/tdep-x86_64.h

/* libunwind - a platform-independent unwind library

Contributed by David Mosberger-Tang <davidm@hpl.hp.com>

Modified for x86_64 by Max Asbock <masbock@us.ibm.com>

This file is part of libunwind.

Permission is hereby granted, free of charge, to any person obtaining

a copy of this software and associated documentation files (the

"Software"), to deal in the Software without restriction, including

without limitation the rights to use, copy, modify, merge, publish,

distribute, sublicense, and/or sell copies of the Software, and to

permit persons to whom the Software is furnished to do so, subject to

the following conditions:

The above copyright notice and this permission notice shall be

included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND

NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE

LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION

OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION

WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */

#ifndef TDEP_X86_64_H

#define TDEP_X86_64_H

/* Target-dependent definitions that are internal to libunwind but need

to be shared with target-independent code. */

#include <stdlib.h>

#include <libunwind.h>

#include "elf64.h"

#include "dwarf.h"

struct unw_addr_space

{

struct unw_accessors acc;

unw_caching_policy_t caching_policy;

uint32_t cache_generation;

unw_word_t dyn_generation; /* see dyn-common.h */

unw_word_t dyn_info_list_addr; /* (cached) dyn_info_list_addr */

};

struct cursor

{

struct dwarf_cursor dwarf; /* must be first */

/* Format of sigcontext structure and address at which it is

stored: */

enum

{

X86_64_SCF_NONE, /* no signal frame encountered */

X86_64_SCF_LINUX_RT_SIGFRAME /* POSIX ucontext_t */

}

sigcontext_format;

unw_word_t sigcontext_addr;

};

#define DWARF_GET_LOC(l) ((l).val)

#ifdef UNW_LOCAL_ONLY

# define DWARF_NULL_LOC DWARF_LOC (0, 0)

# define DWARF_IS_NULL_LOC(l) (DWARF_GET_LOC (l) == 0)

# define DWARF_LOC(r, t) ((dwarf_loc_t) { .val = (r) })

# define DWARF_REG_LOC(c,r) (DWARF_LOC((unw_word_t) \

tdep_uc_addr((c)->as_arg, (r)), 0))

# define DWARF_MEM_LOC(c,m) DWARF_LOC ((m), 0)

# define DWARF_FPREG_LOC(c,r) (DWARF_LOC((unw_word_t) \

tdep_uc_addr((c)->as_arg, (r)), 0))

static inline int

dwarf_getfp (struct dwarf_cursor *c, dwarf_loc_t loc, unw_fpreg_t *val)

{

if (!DWARF_GET_LOC (loc))

return -1;

*val = *(unw_fpreg_t *) DWARF_GET_LOC (loc);

return 0;

}

static inline int

dwarf_putfp (struct dwarf_cursor *c, dwarf_loc_t loc, unw_fpreg_t val)

{

if (!DWARF_GET_LOC (loc))

return -1;

*(unw_fpreg_t *) DWARF_GET_LOC (loc) = val;

return 0;

}

static inline int

dwarf_get (struct dwarf_cursor *c, dwarf_loc_t loc, unw_word_t *val)

{

if (!DWARF_GET_LOC (loc))

return -1;

*val = *(unw_word_t *) DWARF_GET_LOC (loc);

100

return 0;

101

}

102

103

static inline int

104

dwarf_put (struct dwarf_cursor *c, dwarf_loc_t loc, unw_word_t val)

105

{

106

if (!DWARF_GET_LOC (loc))

107

return -1;

108

*(unw_word_t *) DWARF_GET_LOC (loc) = val;

109

return 0;

110

}

111

112

#else /* !UNW_LOCAL_ONLY */

113

# define DWARF_LOC_TYPE_FP (1 << 0)

114

# define DWARF_LOC_TYPE_REG (1 << 1)

115

# define DWARF_NULL_LOC DWARF_LOC (0, 0)

116

# define DWARF_IS_NULL_LOC(l) \

117

({ dwarf_loc_t _l = (l); _l.val == 0 && _l.type == 0; })

118

# define DWARF_LOC(r, t) ((dwarf_loc_t) { .val = (r), .type = (t) })

119

# define DWARF_IS_REG_LOC(l) (((l).type & DWARF_LOC_TYPE_REG) != 0)

120

# define DWARF_IS_FP_LOC(l) (((l).type & DWARF_LOC_TYPE_FP) != 0)

121

# define DWARF_REG_LOC(c,r) DWARF_LOC((r), DWARF_LOC_TYPE_REG)

122

# define DWARF_MEM_LOC(c,m) DWARF_LOC ((m), 0)

123

# define DWARF_FPREG_LOC(c,r) DWARF_LOC((r), (DWARF_LOC_TYPE_REG \

124

| DWARF_LOC_TYPE_FP))

125

126

static inline int

127

dwarf_getfp (struct dwarf_cursor *c, dwarf_loc_t loc, unw_fpreg_t *val)

128

{

129

if (DWARF_IS_NULL_LOC (loc))

130

return -UNW_EBADREG;

131

132

//# warning fix me

133

abort ();

134

}

135

136

static inline int

137

dwarf_putfp (struct dwarf_cursor *c, dwarf_loc_t loc, unw_fpreg_t val)

138

{

139

if (DWARF_IS_NULL_LOC (loc))

140

return -UNW_EBADREG;

141

142

//# warning fix me

143

abort ();

144

}

145

146

static inline int

147

dwarf_get (struct dwarf_cursor *c, dwarf_loc_t loc, unw_word_t *val)

148

{

149

if (DWARF_IS_NULL_LOC (loc))

150

return -UNW_EBADREG;

151

152

if (DWARF_IS_FP_LOC (loc))

153

//# warning fix me

154

abort ();

155

156

if (DWARF_IS_REG_LOC (loc))

157

return (*c->as->acc.access_reg) (c->as, DWARF_GET_LOC (loc), val,

158

0, c->as_arg);

159

else

160

return (*c->as->acc.access_mem) (c->as, DWARF_GET_LOC (loc), val,

161

0, c->as_arg);

162

}

163

164

static inline int

165

dwarf_put (struct dwarf_cursor *c, dwarf_loc_t loc, unw_word_t val)

166

{

167

if (DWARF_IS_NULL_LOC (loc))

168

return -UNW_EBADREG;

169

170

if (DWARF_IS_FP_LOC (loc))

171

//# warning fix me

172

abort ();

173

174

if (DWARF_IS_REG_LOC (loc))

175

return (*c->as->acc.access_reg) (c->as, DWARF_GET_LOC (loc), &val,

176

1, c->as_arg);

177

else

178

return (*c->as->acc.access_mem) (c->as, DWARF_GET_LOC (loc), &val,

179

1, c->as_arg);

180

}

181

182

#endif /* !UNW_LOCAL_ONLY */

183

184

#define tdep_needs_initialization UNW_OBJ(needs_initialization)

185

#define tdep_init UNW_OBJ(init)

186

/* Platforms that support UNW_INFO_FORMAT_TABLE need to define

187

tdep_search_unwind_table. */

188

#define tdep_search_unwind_table dwarf_search_unwind_table

189

#define tdep_uc_addr UNW_ARCH_OBJ(uc_addr)

190

#define tdep_get_elf_image UNW_ARCH_OBJ(get_elf_image)

191

#define tdep_access_reg UNW_OBJ(access_reg)

192

#define tdep_access_fpreg UNW_OBJ(access_fpreg)

193

194

#ifdef UNW_LOCAL_ONLY

195

# define tdep_find_proc_info(c,ip,n) \

196

dwarf_find_proc_info((c)->as, (ip), &(c)->pi, (n), \

197

(c)->as_arg)

198

# define tdep_put_unwind_info(c,pi) \

199

dwarf_put_unwind_info((c)->as, (pi), (c)->as_arg)

200

#else

201

# define tdep_find_proc_info(c,ip,n) \

202

(*(c)->as->acc.find_proc_info)((c)->as, (ip), &(c)->pi, (n), \

203

(c)->as_arg)

204

# define tdep_put_unwind_info(c,pi) \

205

(*(c)->as->acc.put_unwind_info)((c)->as, (pi), (c)->as_arg)

206

#endif

207

208

#define tdep_get_as(c) ((c)->dwarf.as)

209

#define tdep_get_as_arg(c) ((c)->dwarf.as_arg)

210

#define tdep_get_ip(c) ((c)->dwarf.ip)

211

#define tdep_big_endian(as) 0

212

213

extern int tdep_needs_initialization;

214

215

extern void tdep_init (void);

216

extern int tdep_search_unwind_table (unw_addr_space_t as, unw_word_t ip,

217

unw_dyn_info_t *di, unw_proc_info_t *pi,

218

int need_unwind_info, void *arg);

219

extern void *tdep_uc_addr (ucontext_t *uc, int reg);

220

extern int tdep_get_elf_image (struct elf_image *ei, pid_t pid, unw_word_t ip,

221

unsigned long *segbase, unsigned long *mapoff);

222

extern int tdep_access_reg (struct cursor *c, unw_regnum_t reg,

223

unw_word_t *valp, int write);

224

extern int tdep_access_fpreg (struct cursor *c, unw_regnum_t reg,

225

unw_fpreg_t *valp, int write);

226

227

#endif /* TDEP_X86_64_H */

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