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1382 commits

Author SHA1 Message Date
mostang.com!davidm
d603a5b4bb (ia64_access_reg): r15-r18 should refer to sigcontext IFF the cursor is currently
pointing at the signal trampoline frame.  Otherwise, raising an exception from within
a signal handler will fail to pass the exception arguments to the exception handler.

(Logical change 1.19)
2002-07-18 03:58:34 +00:00
mostang.com!davidm
e3cb03d7b6 (get_kernel_table): Use sos_alloc()/sos_free() instead of malloc()/free().
(Logical change 1.19)
2002-07-18 03:58:34 +00:00
mostang.com!davidm
9ac7c9cda2 (common_int): Explicitly declare return type as "int".
(Logical change 1.19)
2002-07-18 03:58:34 +00:00
mostang.com!davidm
1c0d73e27d Replace uses of IA64_FLAG_SIGTRAMP flag by checks against sigcontext_loc.
(Logical change 1.18)
2002-04-25 06:47:29 +00:00
mostang.com!davidm
c0a60b6f82 (Logical change 1.18) 2002-04-25 06:47:29 +00:00
mostang.com!davidm
f7381ce536 Initial revision 2002-04-25 06:47:29 +00:00
mostang.com!davidm
af6fe37119 Include <stdlib.h>.
(ia64_init): Initialize debug level from UNW_DEBUG_LEVEL environment variable.

(Logical change 1.18)
2002-04-25 06:47:29 +00:00
mostang.com!davidm
039f99fef0 (update_frame_state): Fix handling of sigtramp frames. Also work around bugs
in kernel unwind info.

(Logical change 1.18)
2002-04-25 06:47:29 +00:00
mostang.com!davidm
118746f9e5 (unw_is_signal_frame): Need to (re-)create state record before we can check
IA64_FLAG_SIGTRAMP.

(Logical change 1.18)
2002-04-25 06:47:29 +00:00
mostang.com!davidm
83da1e6ac1 (unw_get_save_loc): Replace check for IA64_FLAG_SIGTRAMP with check against
c->sigcontext_loc.

(Logical change 1.18)
2002-04-25 06:47:29 +00:00
mostang.com!davidm
563bccbf75 (struct ia64_cursor): Add sigcontext_loc.
(Logical change 1.18)
2002-04-25 06:47:29 +00:00
mostang.com!davidm
4d37950b2c (rotate_gr): If the register is outside the current stacked frame, return -1.
(Logical change 1.18)
2002-04-25 06:47:29 +00:00
mostang.com!davidm
2294fb8aa2 (ia64_create_state_record) [IA_UNW_DEBUG]: Display state record for default
frame state as well.

(Logical change 1.18)
2002-04-25 06:47:29 +00:00
mostang.com!davidm
c845317889 (getunwind): Define only if HAVE_GETUNWIND is not defined.
(_Uia64_glibc_acquire_unwind_info): Correct typo: dl_iterate_phdr() is successful
	only if it returns a positive value.

(Logical change 1.18)
2002-04-25 06:47:29 +00:00
mostang.com!davidm
c56126ea7b (common_init): Initialize c->sigcontext_loc to zero.
(Logical change 1.18)
2002-04-25 06:47:29 +00:00
mostang.com!davidm
a6d51ee1a6 (SOVERSION): New macro.
(install-exec-hook): Use this hook to create symlinks from architecture-specific
	library name to default name (libunwind.a/libunwind.so).
(libunwind_la_SOURCES_ia64): Mention unw_is_signal_frame.c and Lunw_is_signal_frame.c.
(libunwind_la_SOURCES): Drop.
(libunwind_ia64_la_LDFLAGS): New macro.
(libunwind_ia32_la_LDFLAGS): New macro.
(libunwind_la_LDFLAGS): Drop.

(Logical change 1.18)
2002-04-25 06:47:29 +00:00
mostang.com!davidm
c528adf7c7 Fix typo which caused register names to be off by 7.
(Logical change 1.17)
2002-04-19 05:35:46 +00:00
mostang.com!davidm
00abcc6dc3 Always install library as libunwind-$(ARCH).a. Need to find a way to create
an alias, though.

(Logical change 1.17)
2002-04-19 05:35:46 +00:00
mostang.com!davidm
5a6e6f89d8 SP is now read via UNW_IA64_GR + 12.
Change prefix from _U_ia64 to _Uia64.
Rename _U_ia64_regname() to unw_regname().

(Logical change 1.16)
2002-04-12 05:02:40 +00:00
mostang.com!davidm
e5a2726686 Rename shared.c to unw_regname.c.
(Logical change 1.16)
2002-04-12 05:02:40 +00:00
mostang.com!davidm
50b1a123c0 (regname): Update with current register names.
(unw_regname): First register number now starts with zero.

2002/04/11 21:43:00-07:00 mostang.com!davidm
Rename: src/ia64/shared.c -> src/ia64/unw_regname.c

(Logical change 1.16)
2002-04-12 05:02:40 +00:00
mostang.com!davidm
27cb8c2844 Initial revision 2002-04-12 05:02:40 +00:00
mostang.com!davidm
82248d8a12 Change prefix from _U_ia64 to _Uia64.
(Logical change 1.16)
2002-04-12 05:02:40 +00:00
mostang.com!davidm
9d5e392426 (regname): Update with current register names.
(unw_regname): First register number now starts with zero.

}(Logical change 1.16)
2002-04-12 05:02:40 +00:00
mostang.com!davidm
bd228fb16a (_U_ia64_regname): Delete declaration.
Change prefix from _U_ia64 to _Uia64.
Drop extraneous ia64_ prefix from ia64-specific routines.

(Logical change 1.16)
2002-04-12 05:02:40 +00:00
hp.com!davidm
73645af561 (libunwind_la_SOURCES_ia64): Mention ia64/regs.h.
(Logical change 1.14)
2002-04-12 04:21:19 +00:00
hp.com!davidm
cc5ee5947a Update.
(Logical change 1.12)
2002-04-05 23:37:55 +00:00
hp.com!davidm
6432d81f05 Multi-architecture support.
(Logical change 1.12)
2002-04-05 23:37:55 +00:00
hp.com!davidm
1f20cef057 Include libunwind-ia64.h instead of libunwind.h.
(Logical change 1.12)
2002-04-05 23:37:55 +00:00
mostang.com!davidm
f8cdbb6ef0 Update.
(Logical change 1.11)
2002-04-04 19:04:09 +00:00
mostang.com!davidm
fb9b517d0c Read stack pointer from r12.
(Logical change 1.11)
2002-04-04 19:04:09 +00:00
hp.com!davidm
b682349b33 (Logical change 1.10) 2002-04-03 06:51:34 +00:00
hp.com!davidm
3b315369bc Initial revision 2002-04-03 06:51:34 +00:00
hp.com!davidm
4e41f21f65 Fix typo in comment.
(Logical change 1.10)
2002-04-03 06:51:34 +00:00
hp.com!davidm
fb94137d04 (unw_get_save_loc): First draft-implementation. Should be reasonably close to something
useful.

(Logical change 1.10)
2002-04-03 06:51:34 +00:00
hp.com!davidm
a5bf714ea5 (rotate_gr, rotate_fr, pr_ltop, pr_ptol): Move into regs.h.
(Logical change 1.10)
2002-04-03 06:51:34 +00:00
hp.com!davidm
1bb24a283f (AM_CPPFLAGS): Define.
(libunwind_la_SOURCES): Mention unw_get_save_loc.c and Lunw_get_save_loc.c.

(Logical change 1.10)
2002-04-03 06:51:34 +00:00
mostang.com!davidm
99639fb162 Rename UNW_IA64_CURRENT_BSP to UNW_IA64_BSP.
(Logical change 1.9)
2002-04-01 23:01:22 +00:00
mostang.com!davidm
42f9c357a8 Mention unw_get_fpreg.c and unw_set_fpreg.c.
(Logical change 1.9)
2002-04-01 23:01:22 +00:00
mostang.com!davidm
5e30dcbde3 Mention debugger requirements.
(Logical change 1.9)
2002-04-01 23:01:22 +00:00
mostang.com!davidm
6f514a6726 (Logical change 1.9) 2002-04-01 23:01:22 +00:00
mostang.com!davidm
3d5c9efd1e Initial revision 2002-04-01 23:01:22 +00:00
mostang.com!davidm
883ce4ca59 Drop useless STAT() call.
(Logical change 1.9)
2002-04-01 23:01:22 +00:00
mostang.com!davidm
9a2039fe01 Protect against multiple inclusion. Define IA64_UNW_DEBUG based on DEBUG. Document
that in the UNW_LOCAL_ONLY-case, bit 2 in register save locations is unused.  If
UNW_LOCAL_ONLY is defined, define stream-lined versions of IA64_REG_LOC(),
IA64_FPREG_LOC(), ia64_acquire_unwind_info(), ia64_release_unwind_info(), ia64_get(),
ia64_put(), ia64_getfp(), and ia64_putfp().  Drop convenience macros and declarations for
ia64_glibc_{acquire,release}_unwind_info().  Add convenience macro and declaration for
ia64_local_resume().

(Logical change 1.8)
2002-02-28 16:24:48 +00:00
mostang.com!davidm
59f4f0d4c1 Move sharable stuff into shared.c.
(Logical change 1.8)
2002-02-28 16:24:48 +00:00
mostang.com!davidm
0c897ad858 Make this file sharable by using exported names that do not depend on UNW_LOCAL_ONLY.
(Logical change 1.8)
2002-02-28 16:24:48 +00:00
mostang.com!davidm
3083f40842 Initial revision 2002-02-28 16:24:48 +00:00
mostang.com!davidm
97ae3ba79a Define UNW_LOCAL_ONLY before including libunwind.h.
(Logical change 1.8)
2002-02-28 16:24:48 +00:00
mostang.com!davidm
ede7c575f9 Adjust for fact that IA64_REG_LOC now takes two arguments.
Special case access of NaT bits.

(Logical change 1.8)
2002-02-28 16:24:48 +00:00
mostang.com!davidm
83b038d4aa Add local-only variants of files (Lfoo.c).
Add ia64/shared.c and ia64/init.h.

(Logical change 1.8)
2002-02-28 16:24:48 +00:00
mostang.com!davidm
2353a19c67 (unw_resume): If UNW_LOCAL_ONLY is defined, directly call ia64_local_resume().
(Logical change 1.8)
2002-02-28 16:24:48 +00:00
mostang.com!davidm
155b35c2cf (unw_init_remote): If UNW_LOCAL_ONLY is defined, return -UNW_EINVAL. Use common_init()
to handle most of the cursor initialization.

(Logical change 1.8)
2002-02-28 16:24:48 +00:00
mostang.com!davidm
503d83fa69 (uc_addr): New function to translate a register number into a ucontext address.
(_U_ia64_uc_addr): New function.
(access_reg): Use uc_addr() to calculate ucontext address.  Use uc->sc_rbs_base
	when accessing ar.bsp or ar.bspstore (see comments for unw_init_local()).
(access_fpreg): Ditto.
(ia64_local_resume): Renamed from resume().  Read NaT bits via ia64_access_reg().
	Call abort() instead of fprintf() when encountering a signal trampoline.
(unw_init_local): Initialize uc->sc_rbs_base to the bsp value of the current function.
	For UNW_LOCAL_ONLY case, just initialize c->uc and then call
	common_init() to do the remaining initialization.  For the general case,
	just initialize the accessor and then also call common_init().

(Logical change 1.8)
2002-02-28 16:24:48 +00:00
mostang.com!davidm
5e34685f18 (Logical change 1.8) 2002-02-28 16:24:48 +00:00
mostang.com!davidm
468db8fdea mvdir
}(Logical change 1.7)
2002-02-23 20:27:03 +00:00
mostang.com!davidm
97c6919cd3 Rename: src/ia64/unwind_decoder.c -> src/ia64/unwind_decoder.h
}(Logical change 1.7)
2002-02-23 20:27:03 +00:00
mostang.com!davidm
de7b9f4912 Rename: src/ia64/unwind_decoder.c -> src/ia64/unwind_decoder.h
(Logical change 1.7)
2002-02-23 20:27:03 +00:00
mostang.com!davidm
95ce9146a7 Initial revision 2002-02-23 20:27:03 +00:00
mostang.com!davidm
2f69df1d92 Include unwind_decoder.h instead of unwind_decoder.c.
(Logical change 1.7)
2002-02-23 20:27:03 +00:00
mostang.com!davidm
1888c151fc Delete: tests/Makefile
}(Logical change 1.7)
2002-02-23 20:27:03 +00:00
mostang.com!davidm
02acb8d4dd Delete: src/Makefile
}(Logical change 1.7)
2002-02-23 20:27:03 +00:00
mostang.com!davidm
1a9fe6168d (Logical change 1.7) 2002-02-23 20:27:03 +00:00
(none)!davidm
68ffdc1fce When printing a value of type unw_word_t, use the %lu format and
cast the value to (long).

(struct ia64_labeled_state): New type.
(alloc_labeled_state): New macro.
(free_labeled_state): Ditto.
(push, pop): Update for new ia64_state_record layout.
(dup_state_stack): New function.
(free_state_stack): Ditto.
(desc_copy_state): Make it restore the entire stack of states, not
	just the current one.
(desc_label_state): Make it save the entire stack of states, not
	just the current one.
(ia64_free_state_record): Free the list of labeled states.

(desc_prologue): Terminate parsing at end of region regardless of
	whether the next region is a body or a prologue.

(lookup): Verify that unwind table entry found by binary search
	really includes the desired IP.  If not, return NULL.
(get_proc_info): Adjust for move of start/end from unwind table
	to the unwind table info.  Return -UNW_ENOMEM if unable
	to allocate a new table.  If unwind entry does not exist
	for desired IP, clear the procedure info to zero.  Check
	the unwind version number and return -UNW_EBADVERSION if
	it is not 1.

(Logical change 1.5)
2002-02-22 21:58:53 +00:00
(none)!davidm
8dbd577e05 To simplify cross-compilation, use unw_word_t instead of long pointers
for backing store addresses.

(Logical change 1.5)
2002-02-22 21:58:53 +00:00
(none)!davidm
a8d1c7c6e9 Set HOSTARCH to the host architecture and pass it on to subdirectories.
Build backtrace.o only when doing a native (local) build.

(Logical change 1.5)
2002-02-22 21:58:53 +00:00
(none)!davidm
6a4f3b23c1 Rename IA64_UNW_ACCESSORS to UNW_LOCAL_ONLY. Drop weak_alias() and
alias() macros.

(struct ia64_cursor): Rearrange order of members a bit to group
	things that logicall belong together.  Rename rp_loc to
	ip_loc.
(struct ia64_unwind_table): Drop start and end members (they are now
	in unw_ia64_table_t).
(struct ia64_reg_state): Break declaration out of declaration for
	ia64_state_record and add "next" member.
(struct ia64_state_record): Add member "labeled_states", drop
	members "stack", and "reg_state_list".

(Logical change 1.5)
2002-02-22 21:58:53 +00:00
(none)!davidm
143ace01a8 Rename IA64_INSN_MOVE_SIGCONTEXT to IA64_INSN_MOVE_SCRATCH.
(Logical change 1.5)
2002-02-22 21:58:53 +00:00
(none)!davidm
60cbd737ab Reformat preg_index initialization to GNU Coding standard.
(Logical change 1.5)
2002-02-22 21:58:53 +00:00
(none)!davidm
4224f76cfd Initial revision 2002-02-22 21:58:53 +00:00
(none)!davidm
7820abd977 Include "offsets.h" to get offsets for various structures (such
as sigcontext).  Adjust for the fact that the RSE arithmetic
is now done on values of type unw_word_t rather than long pointers.

(ia64_scratch_loc): Rename from ia64_get_sigcontext() and expand
	it such that it returns a scratch register location if
	the current frame is not a sigcontext frame.
(ia64_access_reg): Read the address of the personality routine with
	ia64_get() rather than trying to dereference the address
	directly.  When writing the IP or the PR, update the cached
	values, too.

(Logical change 1.5)
2002-02-22 21:58:53 +00:00
(none)!davidm
3790561497 Include "offsets.h" instead of <signal.h> to enable cross-compilation.
Use offsets defined in this file instead of calculating the offsets
from sigcontext structure.

(update_frame_state): Rename from ia64_get_frame_state() and make it
static and inlined.

(unw_step): Call update_frame_state() instead of ia64_get_frame_state().

(Logical change 1.5)
2002-02-22 21:58:53 +00:00
(none)!davidm
172cc2ba9b If UNW_REMOTE_ONLY is defined, make unw_init_local() a stub that
unconditionally returns -UNW_EINVAL.

(access_reg): IP is now read via UNW_IA64_IP (instead of
	UNW_IA64_BR+0).  CFM is now read via UNW_IA64_CFM
	instead of UNW_IA64_AR_PFS.  For UNW_IA64_AR_BSP
	(and UNW_IA64_AR_BSPSTORE), adjust the pointer so
	that it points to the first stacked register in
	the current frame.
(resume): "rp_loc" has been renamed to "ip_loc".
(unw_init_local): Add an #error directive to prevent compilation
	with UNW_LOCAL_ONLY until this case has been implemented.

(Logical change 1.5)
2002-02-22 21:58:53 +00:00
(none)!davidm
7c934e9308 For now, add #error directive to ensure compilation fails when
attempting to compile with UNW_LOCAL_ONLY.

(Logical change 1.5)
2002-02-22 21:58:53 +00:00
(none)!davidm
fb5ed0d939 Compile only if UNW_REMOTE_ONLY is not defined.
(get_kernel_table): Return -UNW_ENOMEM if unable to allocate buffer
	for kernel's unwind info.  Initialize the start and end
	members in unw_ia64_table_t.
(callback): Initialize the start and end members.

(Logical change 1.5)
2002-02-22 21:58:53 +00:00
(none)!davidm
4588bf926d Build only if UNW_REMOTE_ONLY is not defined.
(Logical change 1.5)
2002-02-22 21:58:53 +00:00
(none)!davidm
fcb6a7d272 Build bt and exc programs only during native builds.
(Logical change 1.5)
2002-02-22 21:58:53 +00:00
(none)!davidm
5cdb197f44 (unw_init_remote): Rename from ia64_init_remote(). Initialize
cfm_loc with UNW_IA64_CFM.  Initialize bspstore_loc with
	UNW_IA64_AR_BSPSTORE.  Renamem rp_loc to ip_loc and initialize
	with UNW_IA64_IP.  Initialized the cached values of
	PR and IP.  Initialize sp and psp to value in UNW_IA64_SP.
	Initialize exception handling args by reading the corresponding
	scratch registers (r15-r18).  If the read fails, initialize
	with 0.  Finish by calling ia64_get_proc_info() instead of
	ia64_get_frame_state().

(Logical change 1.5)
2002-02-22 21:58:53 +00:00
(none)!davidm
dffc24cb9f (compile_reg): Use IA64_INSN_MOVE_SCRATCH instead of
IA64_INSN_MOVE_SIGCONTEXT.
(run_script): Drop IA64_INSN_MOVE_SIGCONTEXT.  Implement
	IA64_INSN_MOVE_SCRATCH by calling ia64_scratch_loc().

(Logical change 1.5)
2002-02-22 21:58:53 +00:00
(none)!davidm
73c10de341 (Logical change 1.5) 2002-02-22 21:58:53 +00:00
mostang.com!davidm
444b815950 Clarify comment about proc_info.
(Logical change 1.4)
2002-02-15 23:51:28 +00:00
mostang.com!davidm
7fbfe0a255 (Logical change 1.3) 2002-02-15 23:22:05 +00:00
mostang.com!davidm
63669f7ad4 Initial revision 2002-02-15 23:22:05 +00:00