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Author SHA1 Message Date
mostang.com!davidm
60b8811527 (update_frame_state): On HP-UX, catch ucontext_t location from r32. 
(Logical change 1.77)
 2003-04-08 21:14:16 +00:00
mostang.com!davidm
fb293ae33d (struct unwind_header): Rename member "unknown1" to "format". 
(Logical change 1.77)
 2003-04-08 21:14:16 +00:00
mostang.com!davidm
d9ba5fb915 (desc_abi): Also recognize ".unwabi @hpux, 1" as a signal trampoline. 
(Logical change 1.77)
 2003-04-08 21:14:16 +00:00
mostang.com!davidm
b10a6c5b9f (SYSCALL_CFM_SAVE_REG): New macro. 
(REASON_SYSCALL): Ditto.
(access_reg): Use __uc_get_reason() to determine how ucontext_t was created.
	Handle UNW_IA64_AR_BSP differently depending on whether or not
	ucontext_t was created by a syscall.  Ditto for UNW_IA64_IP and
	UNW_IA64_CFM.  Add debug statement.

(Logical change 1.77)
 2003-04-08 21:14:16 +00:00
mostang.com!davidm
0802cd49ad (rbs_find_stacked): Allow NULL locp. 
(Logical change 1.76)
 2003-04-08 20:34:06 +00:00
mostang.com!davidm
7057901782 (ia64_get_stacked): Allow NULL "locp". 
(Logical change 1.76)
 2003-04-08 20:34:06 +00:00
mostang.com!davidm
bc41c6ad9f [HAVE_SYS_UC_ACCESS_H]: Add include of <sys/uc_access.h>. 
(access_reg) [HAVE_SYS_UC_ACCESS_H]: New function.
(access_fpreg) [HAVE_SYS_UC_ACCESS_H]: New function.

(Logical change 1.75)
 2003-04-03 07:59:15 +00:00
mostang.com!davidm
6ab15cdec4 Regenerate. 
(Logical change 1.75)
 2003-04-03 07:59:15 +00:00
mostang.com!davidm
b513773cb2 (unw_init_local): Do sc_rbs_base manipulation only if HAVE_SYS_UC_ACCES_H is not 
defined.

(Logical change 1.75)
 2003-04-03 07:59:15 +00:00
mostang.com!davidm
3b5cb41875 (local_resume): Unsupported on HP-UX for now. 
(remote_install_cursor): Ditto.

(Logical change 1.75)
 2003-04-03 07:59:15 +00:00
mostang.com!davidm
ee12f505ed (is_local_addr_space): Test for _ULia64_local_addr_space only if UNW_GENERIC_ONLY 
is not defined.
(tdep_find_proc_info) [HAVE_DLMODINFO): Declare new type "struct unwind_header"
	to accommodate HP-UX unwind header.  Fetch unwind table from this
	header.

(Logical change 1.75)
 2003-04-03 07:59:15 +00:00
mostang.com!davidm
9abe0decf0 (ia64_init): Call _ULia64_local_addr_space_init() only if UNW_GENERIC_ONLY is 
not defined.

(Logical change 1.75)
 2003-04-03 07:59:15 +00:00
mostang.com!davidm
e4f251b98a (local_resume): "static inline" version of what used to be ia64_local_resume(). 
(ia64_local_resume): Declare as "HIDDEN" (not "HIDDEN inline"), use local_resume().
(unw_resume): For UNW_LOCAL_ONLY case, call local_resume().

(Logical change 1.70)
 2003-03-28 07:43:22 +00:00
mostang.com!davidm
2e65e639a5 (ia64_getfp): Return -UNW_EBADREG when trying to access unsaved register. 
(ia64_putfp): Ditto.
(ia64_get): Ditto.
(ia64_put): Ditto.

(Logical change 1.70)
 2003-03-28 07:43:22 +00:00
mostang.com!davidm
f168752fcf (Logical change 1.68) 2003-03-27 04:29:07 +00:00
mostang.com!davidm
58df2a4b8f Initial revision 2003-03-27 04:29:07 +00:00
mostang.com!davidm
bf2a805be2 If we have it, include <ia64intrin.h>. 
(current_gp): New function.
(callback): Use current_gp() instead of open-coding it.

(Logical change 1.68)
 2003-03-27 04:29:07 +00:00
mostang.com!davidm
26ad35667c Avoid GNU local labels for improved portability. 
(Logical change 1.68)
 2003-03-27 04:29:07 +00:00
mostang.com!davidm
6dbafde94b (sigprocmask): Declare as global (Intel assembler insists on this). 
(Logical change 1.68)
 2003-03-27 04:29:07 +00:00
mostang.com!davidm
4090e38376 (sigprocmask): Declare as "global" (Intel assembler insists on this). 
(siglongjmp_continuation): Avoid GNU assembler local labels.

(Logical change 1.68)
 2003-03-27 04:29:07 +00:00
mostang.com!davidm
753601f8b0 (_U_dyn_info_list): Declare. 
Move generation of dyn-list unwind entry into global-asm-ia64.S.

(Logical change 1.68)
 2003-03-27 04:29:07 +00:00
mostang.com!davidm
58e0e100d1 Include <inttypes.h> instead of <stdint.h>. HP-UX doesn't have the latter. 
(Logical change 1.63)
 2003-03-19 19:25:18 +00:00
mostang.com!davidm
ea91dee4a8 Include "config.h" if we have it. 
Include <inttypes.h> instead of <stdint.h>.  HP-UX doesn't have the latter.
Use "inline" instead of "__inline__" (the former gets properly #define'd by
config.h).

(Logical change 1.63)
 2003-03-19 19:25:18 +00:00
mostang.com!davidm
d798e7dd07 Include "config.h" if we have it. 
(_Uia64_search_unwind_table): Be sure to clear "proc_info" members as documented
	by unw_get_proc_info(3).
Include <dlfcn.h> if we have dlmodinfo() (HP-UX only).
(tdep_find_proc_info): Use dl_iterate_phdr() only if we have it (glibc-based
	systems).  Use dlmodinfo() if we have it (HP-UX).

(Logical change 1.63)
 2003-03-19 19:25:18 +00:00
mostang.com!davidm
5fe7ac3ff5 (unw_set_caching_policy): Default to "global" policy if thread-local policy is 
not available.

(Logical change 1.63)
 2003-03-19 19:25:18 +00:00
mostang.com!davidm
5dc0e152a9 (unw_flush_cache): Also clear dyn_info_list_addr cache in the address space. 
(Logical change 1.61)
 2003-03-11 01:11:18 +00:00
mostang.com!davidm
d098282ff5 Include "tdep.h". 
(Logical change 1.59)
 2003-03-06 06:14:36 +00:00
mostang.com!davidm
43cc4c9e59 (ia64_make_proc_info): If caching is enabled, call ia64_get_cached_proc_info() 
to pick up cached proc-info (if available).

(Logical change 1.59)
 2003-03-06 06:14:36 +00:00
mostang.com!davidm
fe0ed7dd41 (ia64_getfp): Print debug message when accessing an unsaved register. 
(ia64_putfp): Ditto.
(ia64_get): Ditto.
(ia64_put): Ditto.
(ia64_local_addr_space_init): Add missing declaration.

(Logical change 1.59)
 2003-03-06 06:14:36 +00:00
mostang.com!davidm
d3ec5e94aa (cache_match): Remove locking comments. 
(ia64_get_cached_proc_info): Rename from ia64_script_lookup() and modify it so
	it directly updates the proc-info if the necessary script is in the cache.
(script_new): Remove locking comments and adjust formatting.
(ia64_find_save_locs): If global caching is enabled, mask signal delivery and
	hold the cache lock while accessing the cache.
(ia64_script_cache_init): Initialize the cache lock.


(Logical change 1.59)
 2003-03-06 06:14:36 +00:00
mostang.com!davidm
d6a0aa7059 Rename "epilogue_start" to "when_sp_restored". 
(parse_dynamic): Fix it so it actually works.
(create_state_record_for): Initialize return_link_reg to zero.
	Don't print "no unwind info" unconditionally when UNW_DEBUG is
	in effect.

(Logical change 1.56)
 2003-02-27 09:58:57 +00:00
mostang.com!davidm
5428fc6295 (unw): Move "psp" member before "bsp_loc". 
(Logical change 1.56)
 2003-02-27 09:58:57 +00:00
mostang.com!davidm
77ccc28ad9 (ia64_state_record): Rename epilogue_start to when_sp_restored. 
(Logical change 1.56)
 2003-02-27 09:58:57 +00:00
mostang.com!davidm
5939c41c09 (get_static_proc_name): New function. 
(ia64_local_addr_space_init): Initialize get_proc_name callback.

(Logical change 1.56)
 2003-02-27 09:58:57 +00:00
mostang.com!davidm
8bd0572f34 (build_script): Document the fact that we need IA64_REG_PSP to get compiled first. 
(Logical change 1.56)
 2003-02-27 09:58:57 +00:00
hp.com!davidm
bd93c64f01 (update_frame_state): Update the IP-cache before doing anything else. 
If we reached the en of the frame-chain, then the remaining
	registers may not be valid/accessible anymore.

(Logical change 1.55)
 2003-02-26 08:33:57 +00:00
hp.com!davidm
95a55361c8 (uc_addr): Allow (readonly) access to r0/nat0 to support ".save rp, r0" idiom. 
(Logical change 1.55)
 2003-02-26 08:33:57 +00:00
hp.com!davidm
8d4f6ff52d (rbs_contains): Tighten debug output. 
(Logical change 1.55)
 2003-02-26 08:33:57 +00:00
hp.com!davidm
54eda6d6fc (_Uia64_find_dyn_list): Add "gp" argument. 
Fix typo in address-offset for the "off" variable.
	Adjust for the fact that the dyn-info list address is now gp-relative.

(Logical change 1.55)
 2003-02-26 08:33:57 +00:00
hp.com!davidm
5660a59ba1 (_U_dyn_info_list): Mark it as .hidden so we can do a @gprel() reloc against it. 
(.info): Use @gprel() reloc instead of @segrel() reloc for _U_dyn_info_list.
	The latter doesn't work because the unwind-info is in a different segment.
(ia64_init): Clear unw.r0.

(Logical change 1.55)
 2003-02-26 08:33:57 +00:00
mostang.com!davidm
9d5c1bc580 In error messages, replace "unwind:" by "libunwind:". 
(desc_prologue): Fix handling of region_start so it doesn't get corrupted by
	state-record pushing/popping.
(parse_dynamic): Allow the last region to contain a negative insn_count, indicating
	that the region covers the last portion of a procedure.

(Logical change 1.54)
 2003-02-22 08:19:43 +00:00
mostang.com!davidm
7412722854 (unw_get_proc_name): Drop "is_local" argument in call to unwi_get_proc_name). 
(Logical change 1.54)
 2003-02-22 08:19:43 +00:00
hp.com!davidm
bb4f71708d Minor formatting fix. 
(Logical change 1.53)
 2003-02-22 03:08:22 +00:00
hp.com!davidm
2b0b48fd8a (remote_install_cursor): Implement it. 
(Logical change 1.53)
 2003-02-22 03:08:22 +00:00
mostang.com!davidm
cb4fb05032 (rotate_gr): Only print debug info if size-of-rotating-partition is non-zero. 
(rotate_fr): Only print debug info if rotation-base is non-zero.

(Logical change 1.52)
 2003-02-21 07:36:26 +00:00
mostang.com!davidm
749cd25529 (rbs_underflow): Remove. 
(rbs_contains): New function.

(Logical change 1.52)
 2003-02-21 07:36:26 +00:00
mostang.com!davidm
0d0c84f63c (rbs_switch): Rename from rbs_record_switch() and greatly simplify it because 
we now switch to the new backing-store immediately.
(rbs_underflow): Remove.
(rbs_find_stacked): No longer assume that c->bsp is contained in the current
	rbs.  If it is not, first find the backing-store that's backing c->bsp.
(rbs_cover_and_flush): Use rbs_contains() instead of (broken) open code.
	Handle the case where the initial bsp points to an RNaT slot.

(Logical change 1.52)
 2003-02-21 07:36:26 +00:00
mostang.com!davidm
8a621f78ff (common_init): Drop initialization of c->rbs_right_edge. 
Initialize size of first rbs_area[] to 1<<63 so that we can maintain
	a notion of "above" and "below".

(Logical change 1.52)
 2003-02-21 07:36:26 +00:00
mostang.com!davidm
77821808ab (check_rbs_switch): Mark it as "inline". Make rbs_record_switch() the last call. 
(update_frame_state): Remove conditional call to rbs_underflow().

(Logical change 1.52)
 2003-02-21 07:36:26 +00:00
mostang.com!davidm
d8023cf208 (unw_set_caching_policy): Call ia64_init() first if necessary. 
(Logical change 1.49)
 2003-02-15 08:49:55 +00:00
mostang.com!davidm
d55a7f7dd4 (rbs_cover_and_flush): Also update c->rnat_loc as needed. 
(Logical change 1.49)
 2003-02-15 08:49:55 +00:00
mostang.com!davidm
b8c178177a (ia64_local_resume): Remove unused variable "loadrs". 
(Logical change 1.49)
 2003-02-15 08:49:55 +00:00
hp.com!davidm
eb44c3a6d5 Move include of ia64intrin.h after include of "unwind_i.h". 
(Logical change 1.48)
 2003-02-15 03:10:30 +00:00
hp.com!davidm
7fd45d122c (create_state_record_for): Use dprintf(), not printf(). 
(Logical change 1.48)
 2003-02-15 03:10:30 +00:00
mostang.com!davidm
70ee73612e Minor reformatting to make it fit in 80 cols. 
(get_rnat): New function.
(rbs_cover_and_flush): Ditto.


(Logical change 1.47)
 2003-02-14 06:25:36 +00:00
mostang.com!davidm
32a1dc6be5 (rbs_cover_and_flush): Declare. 
(_Uia64_install_context): Drop loadrs argument from declaration.

(Logical change 1.47)
 2003-02-14 06:25:36 +00:00
mostang.com!davidm
02c8c0cdae (ia64_local_resume): Use rbs_cover_and_flush() to linearize the contents of the 
current register frame before resuming execution.  Drop loadrs argument
	from call to _Uia64_install_context().

(Logical change 1.47)
 2003-02-14 06:25:36 +00:00
mostang.com!davidm
03f6e9b004 (_Uia64_install_context): Drop "loadrs" argument and adjust code accordingly. 
(Logical change 1.47)
 2003-02-14 06:25:36 +00:00
hp.com!davidm
49f992ac07 Mention !UNW_REMOTE_ONLY on #else branch. 
(Logical change 1.46)
 2003-02-14 03:09:27 +00:00
hp.com!davidm
7372c6cc43 (unw_flush_cache): Only uses __sync_fetch_and_add() if 
HAVE_IA64INTRIN_H is defined.  Otherwise, do non-atomic
	increment (and issue compile-time warning about it).

(Logical change 1.46)
 2003-02-14 03:09:27 +00:00
hp.com!davidm
3980b80e26 (is_local_addr_space): Always return 0 for UNW_REMOTE_ONLY. 
(_Uia64_search_unwind_table): Add a cast to avoid compiler-warning
	when cross-compiling from a 32-bit platform.

(Logical change 1.46)
 2003-02-14 03:09:27 +00:00
hp.com!davidm
d7c5192ef8 (ia64_init): Don't call _Uia64_local_addr_space_init() or 
_ULia64_local_addr_space_init() for UNW_REMOTE_ONLY.

(Logical change 1.46)
 2003-02-14 03:09:27 +00:00
mostang.com!davidm
425adcbda4 Rewrite. 
}(Logical change 1.45)
 2003-02-08 10:10:59 +00:00
mostang.com!davidm
d98aeba4cb Rewrite. 
2003/02/06 14:34:06-08:00 mostang.com!davidm
Rename: src/ia64/__ia64_install_context.S -> src/ia64/_Uia64_install_context.S

(Logical change 1.45)
 2003-02-08 10:10:59 +00:00
mostang.com!davidm
824d6619b5 (Logical change 1.45) 2003-02-08 10:10:59 +00:00
mostang.com!davidm
5f94e2d488 Initial revision 2003-02-08 10:10:59 +00:00
mostang.com!davidm
b2a5a9023b Fix signed/unsigned comparisons. 
(Logical change 1.45)
 2003-02-08 10:10:59 +00:00
mostang.com!davidm
678d3209fb (unw_resume): Rewrite to make it work for resuming execution past a signal frame 
(and also simplify it).

(Logical change 1.45)
 2003-02-08 10:10:59 +00:00
mostang.com!davidm
42cfe4f411 (unw_get_proc_name): Add "offp" argument. 
(Logical change 1.45)
 2003-02-08 10:10:59 +00:00
mostang.com!davidm
7377d07464 (ia64_access_reg): When writing UNW_REG_IP, invalidate the proc_info if the new 
IP is outside the range of the old procedure.
	When writing one of the exception argument registers, track the update
	in c->eh_valid_mask.

(Logical change 1.45)
 2003-02-08 10:10:59 +00:00
mostang.com!davidm
7e29f92baa (common_init): Don't initialize eh_args[] pro-actively; do it lazily. 
Clear eh_valid_mask to zero.

(Logical change 1.45)
 2003-02-08 10:10:59 +00:00
mostang.com!davidm
be592ddeb2 (_Uia64_search_unwind_table): Return a valid gp-value in the proc-info even when 
there is no other unwind-info.

(Logical change 1.45)
 2003-02-08 10:10:59 +00:00
mostang.com!davidm
ebed1d6b82 (_Uia64_install_context): Rename from __ia64_install_context(). Change signature. 
(Logical change 1.45)
 2003-02-08 10:10:59 +00:00
hp.com!davidm
0d4634d8fe (unw_get_save_loc): Rename AR_25 to AR_CSD. 
(Logical change 1.43)
 2003-01-28 03:40:06 +00:00
hp.com!davidm
e1e36dfdf6 (rotate_gr): When rotating an out-of-frame register, return the original register 
number, not -1.  Otherwise, the wrong error gets propagated to the user.

(Logical change 1.43)
 2003-01-28 03:40:06 +00:00
hp.com!davidm
6da7fc2511 (ia64_scratch_loc): Rename AR_25 to AR_CSD. 
(ia64_access_reg): Ditto.

(Logical change 1.43)
 2003-01-28 03:40:06 +00:00
hp.com!davidm
1f6bf48b5c (_Uia64_search_unwind_table): Rename from tdep_search_unwind_table(). 
(_Uia64_get_kernel_table): Rename from get_kernel_table() and make it global.

(Logical change 1.43)
 2003-01-28 03:40:06 +00:00
hp.com!davidm
4df2088f8a (SIGCONTEXT_AR_CSD_OFF): Rename from SIGCONTEXT_AR_25_OFF. 
(Logical change 1.43)
 2003-01-28 03:40:06 +00:00
mostang.com!davidm
83893355b0 (update_frame_state): Handle "cfm" cache. 
(Logical change 1.42)
 2003-01-23 18:47:51 +00:00
mostang.com!davidm
8bff7ccc92 (rotate_gr): Take advantage of "cfm" cache. 
(rotate_fr): Ditto.
(pr_ltop): Ditto.
(pr_ptol): Ditto.

(Logical change 1.42)
 2003-01-23 18:47:51 +00:00
mostang.com!davidm
4368ea4a70 (ia64_get_stacked): Make sure returned rnat-location is valid, too. 
(Logical change 1.42)
 2003-01-23 18:47:51 +00:00
mostang.com!davidm
e30bf11e2c (ia64_access_reg): Handle "cfm" cache. 
(Logical change 1.42)
 2003-01-23 18:47:51 +00:00
mostang.com!davidm
a89e112a32 (common_init): Initialize "cfm" cache. 
(Logical change 1.42)
 2003-01-23 18:47:51 +00:00
mostang.com!davidm
7ec3afd8db Minor reformatting. 
(Logical change 1.41)
 2003-01-23 10:04:09 +00:00
mostang.com!davidm
31fbd34d9c (unw_get_save_loc): rotate_gr() expects a register number in the range r32-r127. 
(Logical change 1.41)
 2003-01-23 10:04:09 +00:00
mostang.com!davidm
d5370fb25c (rbs_record_switch): Fix it so it stands a chance of working in all cases. 
(rbs_underflow): Ditto.
(rbs_find_stacked): Ditto.

(Logical change 1.41)
 2003-01-23 10:04:09 +00:00
mostang.com!davidm
eacf0e24e1 (rbs_find_stacked): Renamed from rbs_find_reg. 
(ia64_get_stacked): Expect a register number (32-127), not a skip-count.

(Logical change 1.41)
 2003-01-23 10:04:09 +00:00
mostang.com!davidm
3b6290bef2 (create_state_record_for): Fix thinko in test whether bsp/bspstore/rnat have been 
saved.

(Logical change 1.41)
 2003-01-23 10:04:09 +00:00
mostang.com!davidm
73fd3a8d4a (compile_reg): store register number for MOVE_STACKED. 
(Logical change 1.41)
 2003-01-23 10:04:09 +00:00
mostang.com!davidm
570c6e399a (common_init): bspstore needs to be initialized from c->bspstore_loc. 
Adjust for renaming in "struct cursor".

(Logical change 1.41)
 2003-01-23 10:04:09 +00:00
mostang.com!davidm
ad8830e9ce (check_rbs_switch): New function. Split-off from update_frame_state(). 
(Logical change 1.41)
 2003-01-23 10:04:09 +00:00
mostang.com!davidm
a356356660 (access_nat): rotate_gr() expects a register number in the range r32-r127. 
(Logical change 1.41)
 2003-01-23 10:04:09 +00:00
mostang.com!davidm
1efaaab46e (Logical change 1.40) 2003-01-21 17:41:20 +00:00
mostang.com!davidm
81d01dfc27 Initial revision 2003-01-21 17:41:20 +00:00
mostang.com!davidm
ca50cf6354 Begin to support resuming execution beyond a signal handler frame (not working yet). 
(Logical change 1.40)
 2003-01-21 17:41:20 +00:00
mostang.com!davidm
4f231eb84a Add copyright notice. 
(Logical change 1.40)
 2003-01-21 17:41:20 +00:00
mostang.com!davidm
56f367ca9c (update_frame_state): Update c->sigcontext_off so unw_resume() can reconstruct the 
original stack-pointer from c->sigcontext_loc.
	Handle rbs-switches for Linux signal deliver on alternate signal stack and
	for general case, indicated by UNW_PI_FLAG_IA64_RBS_SWITCH.
	Call rbs_underflow() when we detect a register-backing-store underflow.

(Logical change 1.40)
 2003-01-21 17:41:20 +00:00
mostang.com!davidm
7aaa1e995a (unw_regname0: Use NELEMS() instead of corresponding open code. 
(Logical change 1.40)
 2003-01-21 17:41:20 +00:00
mostang.com!davidm
644a56edfc (unw_init_local): Add comment as to why we can assume initial register window is 
contiguous.

(Logical change 1.40)
 2003-01-21 17:41:20 +00:00
mostang.com!davidm
3f3215952d (unw_get_save_loc): Use ia64_get_stacked() and don't forget to rotate stacked 
registers before accessing them.

(Logical change 1.40)
 2003-01-21 17:41:20 +00:00