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| author | Jeff Johnston <jjohnstn@redhat.com> | 2003-10-17 16:32:17 +0000 |
|---|---|---|
| committer | Jeff Johnston <jjohnstn@redhat.com> | 2003-10-17 16:32:17 +0000 |
| commit | 48c6672556ca8a5b964e1d7899d1c411ece1899d (patch) | |
| tree | 6186f864b22fe29ed2114e312ec71c262ceda986 /gdb/frame.c | |
| parent | 7998dfc3904875046d56eee96af0ff399f31a721 (diff) | |
| download | gdb-48c6672556ca8a5b964e1d7899d1c411ece1899d.zip gdb-48c6672556ca8a5b964e1d7899d1c411ece1899d.tar.gz gdb-48c6672556ca8a5b964e1d7899d1c411ece1899d.tar.bz2 | |
2003-10-17 Jeff Johnston <jjohnstn@redhat.com>
* frame.h (struct frame_id): Add new field: special_addr.
(frame_id_build_special): New prototype.
* frame.c (frame_id_build_special): New function.
(frame_id_build): Change to call frame_id_build_special().
(frame_id_eq): Change to also test special_addr field.
(frame_id_inner): Update comment.
Diffstat (limited to 'gdb/frame.c')
| -rw-r--r-- | gdb/frame.c | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/gdb/frame.c b/gdb/frame.c index e91c52a..3a4b709 100644 --- a/gdb/frame.c +++ b/gdb/frame.c @@ -144,9 +144,10 @@ static unsigned int backtrace_limit = UINT_MAX; void fprint_frame_id (struct ui_file *file, struct frame_id id) { - fprintf_unfiltered (file, "{stack=0x%s,code=0x%s}", + fprintf_unfiltered (file, "{stack=0x%s,code=0x%s,special=0x%s}", paddr_nz (id.stack_addr), - paddr_nz (id.code_addr)); + paddr_nz (id.code_addr), + paddr_nz (id.special_addr)); } static void @@ -256,14 +257,22 @@ get_frame_id (struct frame_info *fi) const struct frame_id null_frame_id; /* All zeros. */ struct frame_id -frame_id_build (CORE_ADDR stack_addr, CORE_ADDR code_addr) +frame_id_build_special (CORE_ADDR stack_addr, CORE_ADDR code_addr, + CORE_ADDR special_addr) { struct frame_id id; id.stack_addr = stack_addr; id.code_addr = code_addr; + id.special_addr = special_addr; return id; } +struct frame_id +frame_id_build (CORE_ADDR stack_addr, CORE_ADDR code_addr) +{ + return frame_id_build_special (stack_addr, code_addr, 0); +} + int frame_id_p (struct frame_id l) { @@ -292,8 +301,14 @@ frame_id_eq (struct frame_id l, struct frame_id r) else if (l.code_addr == 0 || r.code_addr == 0) /* A zero code addr is a wild card, always succeed. */ eq = 1; - else if (l.code_addr == r.code_addr) - /* The .stack and .code are identical, the ID's are identical. */ + else if (l.code_addr != r.code_addr) + /* If .code addresses are different, the frames are different. */ + eq = 0; + else if (l.special_addr == 0 || r.special_addr == 0) + /* A zero special addr is a wild card (or unused), always succeed. */ + eq = 1; + else if (l.special_addr == r.special_addr) + /* Frames are equal. */ eq = 1; else /* No luck. */ @@ -320,7 +335,7 @@ frame_id_inner (struct frame_id l, struct frame_id r) /* Only return non-zero when strictly inner than. Note that, per comment in "frame.h", there is some fuzz here. Frameless functions are not strictly inner than (same .stack but - different .code). */ + different .code and/or .special address). */ inner = INNER_THAN (l.stack_addr, r.stack_addr); if (frame_debug) { |