diff options
| -rw-r--r-- | gcc/ChangeLog | 9 | ||||
| -rw-r--r-- | gcc/cfgrtl.c | 7 |
2 files changed, 13 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 80a3f1c9bd8..29a4b9cce92 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,14 @@ 2001-11-22 Graham Stott <grahams@redhat.com> + * cfgrtl.c (try_redirect_by_replacing_jump): Fix typo, emit + replacement jump after original jump. + + (verify_flow_info): Remove redundent initialisation. + Handle reaching end of insn list before finding a BARRIER. + Only issue one missing barrier diagnostic. + +2001-11-22 Graham Stott <grahams@redhat.com> + * local-alloc.c (combine_regs): Handle SUBREG_REG being a MEM. Thu Nov 22 06:49:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> diff --git a/gcc/cfgrtl.c b/gcc/cfgrtl.c index 2687e73d358..48d0e859217 100644 --- a/gcc/cfgrtl.c +++ b/gcc/cfgrtl.c @@ -710,7 +710,7 @@ try_redirect_by_replacing_jump (e, target) rtx target_label = block_label (target); rtx barrier; - emit_jump_insn_after (gen_jump (target_label), kill_from); + emit_jump_insn_after (gen_jump (target_label), insn); JUMP_LABEL (src->end) = target_label; LABEL_NUSES (target_label)++; if (rtl_dump_file) @@ -1634,10 +1634,10 @@ verify_flow_info () } if (!has_fallthru) { - rtx insn = bb->end; + rtx insn; /* Ensure existence of barrier in BB with no fallthru edges. */ - for (insn = bb->end; GET_CODE (insn) != BARRIER; + for (insn = bb->end; !insn || GET_CODE (insn) != BARRIER; insn = NEXT_INSN (insn)) if (!insn || (GET_CODE (insn) == NOTE @@ -1645,6 +1645,7 @@ verify_flow_info () { error ("Missing barrier after block %i", bb->index); err = 1; + break; } } |