diff options
| author | Stephane Carrez <stcarrez@nerim.fr> | 2003-04-12 22:05:55 +0200 |
|---|---|---|
| committer | Stephane Carrez <ciceron@gcc.gnu.org> | 2003-04-12 22:05:55 +0200 |
| commit | 0921442473dbe2f14488153e94acb3d0b4524b92 (patch) | |
| tree | 50767f376fac8a47fe30ee707a58a25816709a35 /gcc | |
| parent | 355b81d5b32ba2e74b0da466df75d6a99f25bb16 (diff) | |
| download | gcc-0921442473dbe2f14488153e94acb3d0b4524b92.zip gcc-0921442473dbe2f14488153e94acb3d0b4524b92.tar.gz gcc-0921442473dbe2f14488153e94acb3d0b4524b92.tar.bz2 | |
m68hc11.md (SOFT_Z_REGNUM): New constant.
* config/m68hc11/m68hc11.md (SOFT_Z_REGNUM): New constant.
("tstqi_z_used" split): Use it.
("cmphi_z_used"): Likewise.
("bitcmpqi_z_used"): Likewise; also use SP_REGNUM constant.
("cmpqi_z_used"): Likewise.
From-SVN: r65522
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 8 | ||||
| -rw-r--r-- | gcc/config/m68hc11/m68hc11.md | 21 |
2 files changed, 19 insertions, 10 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 0e9f49d..5108099 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,11 @@ +2003-04-12 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.md (SOFT_Z_REGNUM): New constant. + ("tstqi_z_used" split): Use it. + ("cmphi_z_used"): Likewise. + ("bitcmpqi_z_used"): Likewise; also use SP_REGNUM constant. + ("cmpqi_z_used"): Likewise. + 2003-04-12 Mark Mitchell <mark@codesourcery.com> PR c++/7910 diff --git a/gcc/config/m68hc11/m68hc11.md b/gcc/config/m68hc11/m68hc11.md index 5acbc2e..f578502 100644 --- a/gcc/config/m68hc11/m68hc11.md +++ b/gcc/config/m68hc11/m68hc11.md @@ -143,6 +143,7 @@ (A_REGNUM 5) ; A (high part of D) (B_REGNUM 6) ; B (low part of D) (CC_REGNUM 7) ; Condition code register + (SOFT_Z_REGNUM 11) ; Z soft register ]) ;;-------------------------------------------------------------------- @@ -258,7 +259,7 @@ [(set (cc0) (match_operand:QI 0 "tst_operand" "")) (use (match_operand:HI 1 "hard_reg_operand" "")) - (use (reg:HI 11))] + (use (reg:HI SOFT_Z_REGNUM))] "z_replacement_completed == 2" [(set (mem:HI (pre_dec:HI (reg:HI SP_REGNUM))) (match_dup 1)) (set (match_dup 1) (match_dup 2)) @@ -365,7 +366,7 @@ (compare (match_operand:HI 0 "tst_operand" "dxy,m") (match_operand:HI 1 "cmp_operand" "m,dxy"))) (use (match_operand:HI 2 "hard_reg_operand" "dxy,dxy")) - (use (reg:HI 11))] + (use (reg:HI SOFT_Z_REGNUM))] "" "#") @@ -374,7 +375,7 @@ (compare (match_operand:HI 0 "tst_operand" "") (match_operand:HI 1 "cmp_operand" ""))) (use (match_operand:HI 2 "hard_reg_operand" "")) - (use (reg:HI 11))] + (use (reg:HI SOFT_Z_REGNUM))] "z_replacement_completed == 2" [(set (mem:HI (pre_dec:HI (reg:HI SP_REGNUM))) (match_dup 2)) (set (match_dup 2) (match_dup 3)) @@ -456,7 +457,7 @@ (and:QI (match_operand:QI 0 "tst_operand" "d,m") (match_operand:QI 1 "cmp_operand" "m,d"))) (use (match_operand:HI 2 "hard_reg_operand" "xy,xy")) - (use (reg:HI 11))] + (use (reg:HI SOFT_Z_REGNUM))] "" "#") @@ -465,12 +466,12 @@ (and:QI (match_operand:QI 0 "tst_operand" "") (match_operand:QI 1 "cmp_operand" ""))) (use (match_operand:HI 2 "hard_reg_operand" "")) - (use (reg:HI 11))] + (use (reg:HI SOFT_Z_REGNUM))] "z_replacement_completed == 2" - [(set (mem:HI (pre_dec:HI (reg:HI 3))) (match_dup 2)) + [(set (mem:HI (pre_dec:HI (reg:HI SP_REGNUM))) (match_dup 2)) (set (match_dup 2) (match_dup 3)) (set (cc0) (and:QI (match_dup 0) (match_dup 1))) - (set (match_dup 2) (mem:HI (post_inc:HI (reg:HI 3))))] + (set (match_dup 2) (mem:HI (post_inc:HI (reg:HI SP_REGNUM))))] "operands[3] = gen_rtx (REG, HImode, SOFT_Z_REGNUM);") (define_insn "bitcmphi" @@ -546,7 +547,7 @@ (compare (match_operand:QI 0 "tst_operand" "dxy,m") (match_operand:QI 1 "cmp_operand" "m,dxy"))) (use (match_operand:HI 2 "hard_reg_operand" "dxy,dxy")) - (use (reg:HI 11))] + (use (reg:HI SOFT_Z_REGNUM))] "" "#") @@ -555,7 +556,7 @@ (compare (match_operand:QI 0 "tst_operand" "") (match_operand:QI 1 "cmp_operand" ""))) (use (match_operand:HI 2 "hard_reg_operand" "")) - (use (reg:HI 11))] + (use (reg:HI SOFT_Z_REGNUM))] "z_replacement_completed == 2" [(set (mem:HI (pre_dec:HI (reg:HI SP_REGNUM))) (match_dup 2)) (set (match_dup 2) (match_dup 3)) @@ -620,7 +621,7 @@ ;; because there is no memory->memory moves. It must be defined with ;; earlyclobber (&) so that it does not appear in the source or destination ;; address. Providing patterns for movdi/movdf allows GCC to generate -;; better code. [Until now, the scratch register is limited to D becuse +;; better code. [Until now, the scratch register is limited to D because ;; otherwise we can run out of registers in the A_REGS class for reload]. ;; ;; For 68HC12, the scratch register is not necessary. To use the same |