diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/config/h8300/h8300.md | 47 |
2 files changed, 4 insertions, 47 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 62ef21d..524ee83 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de> + + * h8300.md: Remove obsolete peepholes. + 2000-08-13 Kazu Hirata <kazu@hxi.com> * invoke.texi (H8/300 Options): Fix typos. diff --git a/gcc/config/h8300/h8300.md b/gcc/config/h8300/h8300.md index 8b9c95e..1a3f662 100644 --- a/gcc/config/h8300/h8300.md +++ b/gcc/config/h8300/h8300.md @@ -2262,50 +2262,3 @@ [(set_attr "cc" "clobber") (set_attr "length" "6") (set_attr "adjust_length" "no")]) - - -;; ---------------------------------------------- -;; Peepholes go at the end. -;; ---------------------------------------------- - -;; Notice a move which could be post incremented. - -(define_peephole - [(set (match_operand:QI 0 "register_operand" "") - (mem:QI (match_operand:HI 1 "register_operand" ""))) - (set (match_dup 1) (plus:HI (match_dup 1) (const_int 1)))] - "REGNO (operands[1]) != REGNO (operands[0])" - "mov.b @%T1+,%X0" - [(set_attr "length" "2") - (set_attr "cc" "set_znv")]) - -(define_peephole - [(set (match_operand:HI 0 "register_operand" "") - (mem:HI (match_operand:HI 1 "register_operand" ""))) - (set (match_dup 1) (plus:HI (match_dup 1) (const_int 2)))] - "REGNO (operands[1]) != REGNO (operands[0])" - "mov.w @%T1+,%T0" - [(set_attr "length" "2") - (set_attr "cc" "set_znv")]) - -;; Notice a move which could be predecremented. - -(define_peephole - [(set (match_operand:HI 1 "register_operand" "") - (plus:HI (match_dup 1) (const_int -1))) - (set (mem:QI (match_dup 1)) - (match_operand:QI 0 "register_operand" ""))] - "REGNO (operands[1]) != REGNO (operands[0])" - "mov.b %X0,@-%T1" - [(set_attr "length" "2") - (set_attr "cc" "set_znv")]) - -(define_peephole - [(set (match_operand:HI 1 "register_operand" "") - (plus:HI (match_dup 1) (const_int -2))) - (set (mem:HI (match_dup 1)) - (match_operand:HI 0 "register_operand" ""))] - "REGNO (operands[1]) != REGNO (operands[0])" - "mov.w %T0,@-%T1" - [(set_attr "length" "2") - (set_attr "cc" "set_znv")]) |