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authorAndrew Cagney <cagney@redhat.com>2003-04-05 18:54:38 +0000
committerAndrew Cagney <cagney@redhat.com>2003-04-05 18:54:38 +0000
commitbe41e9f456f8eb05e1aa2eae0532d0ea5e97a662 (patch)
tree055243a66f382d80493ca48da5b0dbf91a0521b9 /gdb/frame.h
parenta01dd7cc8d585aa836a74523790343e52fcad23d (diff)
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2003-04-05 Andrew Cagney <cagney@redhat.com>
* frame.c (frame_func_unwind, get_frame_func): New functions. * frame.h (get_frame_func, frame_func_unwind): Declare. (struct frame_info): Add field "prev_func" for caching the previous frame's function address. * arm-tdep.c (arm_frameless_function_invocation): Combine get_pc_function_start and get_frame_pc into get_frame_func. * sh-tdep.c (sh_nofp_frame_init_saved_regs): Ditto. (sh64_nofp_frame_init_saved_regs): Ditto. * s390-tdep.c (s390_function_start): Ditto. * rs6000-tdep.c (rs6000_pop_frame): Ditto. (rs6000_frameless_function_invocation): Ditto. (rs6000_frame_saved_pc): Ditto. * m68k-tdep.c (m68k_frame_init_saved_regs): Ditto. * ia64-tdep.c (ia64_frame_init_saved_regs): Ditto. * i386-tdep.c (i386_frameless_signal_p): Ditto. (i386_frame_init_saved_regs): Ditto. * hppa-tdep.c (hppa_frame_find_saved_regs): Ditto. * d10v-tdep.c (d10v_frame_unwind_cache): Combine get_pc_function_start and frame_pc_unwind into frame_func_unwind. * cris-tdep.c (cris_frame_init_saved_regs): Ditto. * blockframe.c (frameless_look_for_prologue): Ditto.
Diffstat (limited to 'gdb/frame.h')
-rw-r--r--gdb/frame.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/gdb/frame.h b/gdb/frame.h
index ad81bd9..1d26209 100644
--- a/gdb/frame.h
+++ b/gdb/frame.h
@@ -149,6 +149,12 @@ extern struct frame_info *frame_find_by_id (struct frame_id id);
this frame. */
extern CORE_ADDR get_frame_pc (struct frame_info *);
+/* Following on from the `resume' address. Return the entry point
+ address of the function containing that resume address, or zero if
+ that function isn't known. */
+extern CORE_ADDR frame_func_unwind (struct frame_info *fi);
+extern CORE_ADDR get_frame_func (struct frame_info *fi);
+
/* Closely related to the resume address, various symbol table
attributes that are determined by the PC. Note that for a normal
frame, the PC refers to the resume address after the return, and
@@ -410,6 +416,13 @@ struct frame_info
int pc_unwind_cache_p;
CORE_ADDR pc_unwind_cache;
+ /* Cached copy of the previous frame's function address. */
+ struct
+ {
+ CORE_ADDR addr;
+ int p;
+ } prev_func;
+
/* This frame's ID. Note that the frame's ID, base and PC contain
redundant information. */
int id_p;