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| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/cse.c | 12 |
2 files changed, 15 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index d0d6d79..49ae020 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2004-02-16 Richard Henderson <rth@redhat.com> + + * cse.c (cse_insn): Don't lose REG_NON_LOCAL_GOTO note. + 2004-02-15 Kazu Hirata <kazu@cs.umass.edu> * config/h8300/h8300.md: Remove unnecessary parallels from @@ -5719,10 +5719,20 @@ cse_insn (rtx insn, rtx libcall_insn) and hope for the best. */ if (n_sets == 1) { - rtx new = emit_jump_insn_after (gen_jump (XEXP (src, 0)), insn); + rtx new, note; + new = emit_jump_insn_after (gen_jump (XEXP (src, 0)), insn); JUMP_LABEL (new) = XEXP (src, 0); LABEL_NUSES (XEXP (src, 0))++; + + /* Make sure to copy over REG_NON_LOCAL_GOTO. */ + note = find_reg_note (insn, REG_NON_LOCAL_GOTO, 0); + if (note) + { + XEXP (note, 1) = NULL_RTX; + REG_NOTES (new) = note; + } + delete_insn (insn); insn = new; |