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| author | Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> | 2003-06-26 09:52:10 +0200 |
|---|---|---|
| committer | Zdenek Dvorak <rakdver@gcc.gnu.org> | 2003-06-26 07:52:10 +0000 |
| commit | af166e5d276114872596002803f7c300fc41a511 (patch) | |
| tree | 705173673c74024b0bd270eb542967036fde5a26 /gcc/flow.c | |
| parent | ff25ef99762093b40198f4560cfd78a0e6e61ffb (diff) | |
| download | gcc-af166e5d276114872596002803f7c300fc41a511.zip gcc-af166e5d276114872596002803f7c300fc41a511.tar.gz gcc-af166e5d276114872596002803f7c300fc41a511.tar.bz2 | |
value-prof.c: New.
* value-prof.c: New.
* value-prof.h: New.
* Makefile.in (value-prof.o): New.
(LIBGCOV): Add _gcov_merge_single and _gcov_merge_delta
(profile.o): Add value-prof.h and tree.h dependency.
* flags.h (flag_profile_values): Declare.
* gcov-io.h (GCOV_COUNTERS, GCOV_COUNTER_NAMES, GCOV_MERGE_FUNCTIONS):
Add new counters.
(GCOV_COUNTER_V_INTERVAL, GCOV_COUNTER_V_POW2, GCOV_COUNTER_V_SINGLE,
GCOV_COUNTER_V_DELTA): New counter sections.
(__gcov_merge_single, __gcov_merge_delta): Declare.
* flow.c (mark_used_regs): Set subregs_of_mode only when the
structure is initialized.
* libgcov.c (__gcov_merge_single, __gcov_merge_delta): New functions.
* profile.c: Include value-prof.h and tree.h.
(gen_interval_profiler, gen_pow2_profiler, gen_one_value_profiler,
gen_const_delta_profiler, instrument_values): New static functions.
(get_exec_counts): Fix comment.
(branch_prob): Invoke instrument_values.
* toplev.c (flag_profile_values): New flag.
* doc/invoke.texi (-fprofile-values): Document.
From-SVN: r68519
Diffstat (limited to 'gcc/flow.c')
| -rw-r--r-- | gcc/flow.c | 6 |
1 files changed, 4 insertions, 2 deletions
@@ -3842,7 +3842,8 @@ mark_used_regs (pbi, x, cond, insn) case SUBREG: #ifdef CANNOT_CHANGE_MODE_CLASS - if (GET_CODE (SUBREG_REG (x)) == REG + if ((flags & PROP_REG_INFO) + && GET_CODE (SUBREG_REG (x)) == REG && REGNO (SUBREG_REG (x)) >= FIRST_PSEUDO_REGISTER) bitmap_set_bit (&subregs_of_mode, REGNO (SUBREG_REG (x)) * MAX_MACHINE_MODE @@ -3891,7 +3892,8 @@ mark_used_regs (pbi, x, cond, insn) || GET_CODE (testreg) == SUBREG) { #ifdef CANNOT_CHANGE_MODE_CLASS - if (GET_CODE (testreg) == SUBREG + if ((flags & PROP_REG_INFO) + && GET_CODE (testreg) == SUBREG && GET_CODE (SUBREG_REG (testreg)) == REG && REGNO (SUBREG_REG (testreg)) >= FIRST_PSEUDO_REGISTER) bitmap_set_bit (&subregs_of_mode, REGNO (SUBREG_REG (testreg)) |