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Diffstat (limited to 'gcc/ChangeLog')
| -rw-r--r-- | gcc/ChangeLog | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index f10b7df..d2fa44d 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,18 @@ +2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk> + + * postreload-gcse.c (reg_changed_after_insn_p): New function. + (oprs_unchanged_p): Use it to check all registers in a REG. + (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE. + (reg_set_between_after_reload_p): Delete. + (reg_used_between_after_reload_p): Likewise. + (reg_set_or_used_since_bb_start): Likewise. + (eliminate_partially_redundant_load): Use reg_changed_after_insn_p + and reg_used_between_p instead of reg_set_or_used_since_bb_start. + Use reg_set_between_p instead of reg_set_between_after_reload_p. + * rtlanal.c (reg_set_p): Check whether REG overlaps + regs_invalidated_by_call, rather than just checking the + membership of REGNO (REG). + 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz> * doc/passes.texi: Document predictive commoning. |