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| author | Richard Henderson <rth@redhat.com> | 2005-09-20 18:24:48 +0000 |
|---|---|---|
| committer | Richard Henderson <rth@redhat.com> | 2005-09-20 18:24:48 +0000 |
| commit | 07a53e5cdb3d786ea59bdce443b307c04f691d17 (patch) | |
| tree | c6d80f88c6b71d66e4542f13f824727056ef27b5 /gas/doc | |
| parent | d5cbaa15541c43d4df31e60fb61e7bc9a8b766fa (diff) | |
| download | gdb-07a53e5cdb3d786ea59bdce443b307c04f691d17.zip gdb-07a53e5cdb3d786ea59bdce443b307c04f691d17.tar.gz gdb-07a53e5cdb3d786ea59bdce443b307c04f691d17.tar.bz2 | |
* dwarf2dbg.c (struct line_entry): Replace frag and frag_ofs
with label.
(dwarf2_loc_mark_labels): New.
(dwarf2_gen_line_info_1): Split out of ...
(dwarf2_gen_line_info): ... here. Create the temp symbol here.
(dwarf2_emit_label): New.
(dwarf2_directive_loc_mark_labels): New.
(out_set_addr): Take a symbol instead of frag+ofs.
(relax_inc_line_addr): Likewise.
(emit_inc_line_addr): Assert delta non-negative.
(process_entries): Remove dead code. Update to work with temp
symbols instead of frag+ofs.
* dwarf2dbg.h (dwarf2_directive_loc_mark_labels): Declare.
(dwarf2_emit_label, dwarf2_loc_mark_labels): Declare.
* config/obj-elf.c (elf_pseudo_tab): Add loc_mark_labels.
* config/obj-elf.h (obj_frob_label): New.
* config/tc-alpha.c (alpha_define_label): Call dwarf2_emit_label.
* config/tc-arm.c, config/tc-hppa.c, config/tc-m68k.c,
config/tc-mips.c, config/tc-ppc.c, config/tc-sh.c, config/tc-xtensa.c:
Similarly in the respective tc_frob_label implementation functions.
* config/tc-i386.c (md_pseudo_table): Move file and loc to
non-elf section; add loc_mark_labels.
* config/tc-ia64.c (struct label_fix): Add dw2_mark_labels.
(ia64_flush_insns): Check for marked labels; emit line entry if so.
(emit_one_bundle): Similarly.
(ia64_frob_label): Record marked labels.
* config/tc-m68hc11.h (tc_frob_label): Remove.
* config/tc-ms1.c (md_pseudo_table): Remove file and loc.
* config/tc-sh.h (tc_frob_label): Pass sym to sh_frob_label.
* config/tc-sh64.h (tc_frob_label): Likewise.
* doc/as.texinfo (LNS directives): Docuement .loc_mark_blocks.
Diffstat (limited to 'gas/doc')
| -rw-r--r-- | gas/doc/as.texinfo | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/gas/doc/as.texinfo b/gas/doc/as.texinfo index 86827d5..63cc5d1 100644 --- a/gas/doc/as.texinfo +++ b/gas/doc/as.texinfo @@ -4103,6 +4103,15 @@ either 0 or 1. @item isa @var{value} This directive will set the @code{isa} register in the @code{.debug_line} state machine to @var{value}, which must be an unsigned integer. + +@section @code{.loc_mark_blocks @var{enable}} +@cindex @code{loc_mark_blocks} directive +The @code{.loc_mark_blocks} directive makes the assembler emit an entry +to the @code{.debug_line} line number matrix with the @code{basic_block} +register in the state machine set whenever a code label is seen. +The @var{enable} argument should be either 1 or 0, to enable or disable +this function respectively. + @end table @node Data |