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| author | Cary Coutant <ccoutant@google.com> | 2009-06-04 23:12:27 +0000 |
|---|---|---|
| committer | Cary Coutant <ccoutant@gcc.gnu.org> | 2009-06-04 16:12:27 -0700 |
| commit | 6c52e687e487eb5bfc57399754d72e05845159d8 (patch) | |
| tree | 62b2a3883be83cd19685457df195f788da6d5d99 /gcc/configure.ac | |
| parent | 535ff342b76110501c8673df1ae44db5e6ea55b4 (diff) | |
| download | gcc-6c52e687e487eb5bfc57399754d72e05845159d8.zip gcc-6c52e687e487eb5bfc57399754d72e05845159d8.tar.gz gcc-6c52e687e487eb5bfc57399754d72e05845159d8.tar.bz2 | |
basic-block.h (struct basic_block_def): Add discriminator field.
* basic-block.h (struct basic_block_def): Add discriminator field.
* dbxout.c (dbxout_source_line): Add new parameter. Change all
callers.
* debug.c (do_nothing_debug_hooks): Add additional entry.
(debug_nothing_int_charstar_int): New function.
* debug.h (struct gcc_debug_hooks): Add parameter to source_line
hook.
(debug_nothing_int_charstar_int): New declaration.
* dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
discriminator value in .loc directive.
* final.c (last_discriminator): New variable.
(discriminator): New variable.
(final_start_function): Initialize above variables, pass current
discriminator to debug hook.
(notice_source_line): Check for discriminator change.
* gimple-pretty-print.c (dump_bb_header): Print discriminator value.
* sdbout.c (sdbout_source_line): New parameter.
* tree-cfg.c (struct locus_discrim_map): New structure type.
(discriminator_per_locus): New hash table.
(build_gimple_cfg): Allocate and free discriminator hash table.
(make_edges): Call assign_discriminator.
(locus_map_hash): New function.
(locus_map_eq): New function.
(next_discriminator_for_locus): New function.
(same_line_p): New function.
(assign_discriminator): New function.
(make_cond_expr_edges): Call assign_discriminator.
(make_gimple_switch_edges): Likewise.
(first_non_label_stmt): New function.
* vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
all callers.
* xcoffout.c (xcoffout_source_line): Add new parameter.
* configure.ac (gcc_cv_as_discriminator): New configury check for
gas support for discriminator.
* configure: Regenerate.
* config.in: Regenerate.
From-SVN: r148191
Diffstat (limited to 'gcc/configure.ac')
| -rw-r--r-- | gcc/configure.ac | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/configure.ac b/gcc/configure.ac index 0b9851d..f637a11 100644 --- a/gcc/configure.ac +++ b/gcc/configure.ac @@ -2408,6 +2408,15 @@ AC_DEFINE_UNQUOTED(HAVE_COMDAT_GROUP, [`if test $gcc_cv_as_comdat_group = yes || test $gcc_cv_as_comdat_group_percent = yes; then echo 1; else echo 0; fi`], [Define 0/1 if your assembler and linker support COMDAT groups.]) +gcc_GAS_CHECK_FEATURE([line table discriminator support], + gcc_cv_as_discriminator, + [2,19,51],, +[ .text + .file 1 "conf.c" + .loc 1 1 0 discriminator 1],, +[AC_DEFINE(HAVE_GAS_DISCRIMINATOR, 1, + [Define if your assembler supports the .loc discriminator sub-directive.])]) + # Thread-local storage - the check is heavily parameterized. conftest_s= tls_first_major= |