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| author | Richard Henderson <rth@redhat.com> | 2002-02-26 14:41:48 -0800 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2002-02-26 14:41:48 -0800 |
| commit | e013f3c710053365bf37129b6eaf13a3b63e3211 (patch) | |
| tree | e08c1ab77a966deca60c7178b7001352a4b71f56 /gcc | |
| parent | 9e944a165da7e84b70f4b136a7e9992f4638c8ad (diff) | |
| download | gcc-e013f3c710053365bf37129b6eaf13a3b63e3211.zip gcc-e013f3c710053365bf37129b6eaf13a3b63e3211.tar.gz gcc-e013f3c710053365bf37129b6eaf13a3b63e3211.tar.bz2 | |
ia64.c (nop_cycles_until): Do init_insn_group_barriers if we emitted a stop bit.
* config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
if we emitted a stop bit.
From-SVN: r50065
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/ia64/ia64.c | 7 |
2 files changed, 12 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 30d2700..6bf8b86 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2002-02-26 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers + if we emitted a stop bit. + 2002-02-26 Jakub Jelinek <jakub@redhat.com> * configure.in (libgcc_visibility): Substitute. diff --git a/gcc/config/ia64/ia64.c b/gcc/config/ia64/ia64.c index 2bdc16c..8e975e0 100644 --- a/gcc/config/ia64/ia64.c +++ b/gcc/config/ia64/ia64.c @@ -6090,12 +6090,14 @@ nop_cycles_until (clock_var, dump) { int prev_clock = prev_cycle; int cycles_left = clock_var - prev_clock; + bool did_stop = false; /* Finish the previous cycle; pad it out with NOPs. */ if (sched_data.cur == 3) { rtx t = gen_insn_group_barrier (GEN_INT (3)); last_issued = emit_insn_after (t, last_issued); + did_stop = true; maybe_rotate (dump); } else if (sched_data.cur > 0) @@ -6148,6 +6150,7 @@ nop_cycles_until (clock_var, dump) { rtx t = gen_insn_group_barrier (GEN_INT (3)); last_issued = emit_insn_after (t, last_issued); + did_stop = true; } maybe_rotate (dump); } @@ -6171,8 +6174,12 @@ nop_cycles_until (clock_var, dump) last_issued = emit_insn_after (t, last_issued); t = gen_insn_group_barrier (GEN_INT (3)); last_issued = emit_insn_after (t, last_issued); + did_stop = true; cycles_left--; } + + if (did_stop) + init_insn_group_barriers (); } /* We are about to being issuing insns for this clock cycle. |