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| author | Hans-Peter Nilsson <hp@bitrange.com> | 2002-08-12 21:32:01 +0000 |
|---|---|---|
| committer | Hans-Peter Nilsson <hp@gcc.gnu.org> | 2002-08-12 21:32:01 +0000 |
| commit | 34116c2a895051529a5cf160d6cb8b82f42bd70b (patch) | |
| tree | 2a51e0c2a0ece9f83d7b3df6e65258ec7258b9ff /gcc/config/mmix | |
| parent | 9b32718c73846ba9437e6a9d789ecca475e62551 (diff) | |
| download | gcc-34116c2a895051529a5cf160d6cb8b82f42bd70b.zip gcc-34116c2a895051529a5cf160d6cb8b82f42bd70b.tar.gz gcc-34116c2a895051529a5cf160d6cb8b82f42bd70b.tar.bz2 | |
mmix.md (define_constants): Add MMIX_rR_REGNUM.
* config/mmix/mmix.md (define_constants): Add MMIX_rR_REGNUM.
("divdi3", "*divdi3_nonknuth", "moddi3", "*moddi3_nonknuth"): Mark
MMIX_rR_REGNUM as clobbered.
* config/mmix/mmix.h (MMIX_REMAINDER_REGNUM): Use MMIX_rR_REGNUM.
From-SVN: r56238
Diffstat (limited to 'gcc/config/mmix')
| -rw-r--r-- | gcc/config/mmix/mmix.h | 2 | ||||
| -rw-r--r-- | gcc/config/mmix/mmix.md | 13 |
2 files changed, 10 insertions, 5 deletions
diff --git a/gcc/config/mmix/mmix.h b/gcc/config/mmix/mmix.h index 31dff43..218bd06 100644 --- a/gcc/config/mmix/mmix.h +++ b/gcc/config/mmix/mmix.h @@ -47,7 +47,7 @@ Boston, MA 02111-1307, USA. */ #define MMIX_LAST_GENERAL_REGISTER 255 #define MMIX_INCOMING_RETURN_ADDRESS_REGNUM MMIX_rJ_REGNUM #define MMIX_HIMULT_REGNUM 258 -#define MMIX_REMAINDER_REGNUM 260 +#define MMIX_REMAINDER_REGNUM MMIX_rR_REGNUM #define MMIX_ARG_POINTER_REGNUM 261 #define MMIX_rO_REGNUM 262 #define MMIX_LAST_STACK_REGISTER_REGNUM 31 diff --git a/gcc/config/mmix/mmix.md b/gcc/config/mmix/mmix.md index 88ae514..0f36872 100644 --- a/gcc/config/mmix/mmix.md +++ b/gcc/config/mmix/mmix.md @@ -36,6 +36,7 @@ (define_constants [(MMIX_rJ_REGNUM 259) + (MMIX_rR_REGNUM 260) (MMIX_fp_rO_OFFSET -24)] ) @@ -271,7 +272,8 @@ (div:DI (match_operand:DI 1 "register_operand" "r") (match_operand:DI 2 "register_operand" "r"))) (clobber (scratch:DI)) - (clobber (scratch:DI))])] + (clobber (scratch:DI)) + (clobber (reg:DI MMIX_rR_REGNUM))])] "! TARGET_KNUTH_DIVISION" "") @@ -282,7 +284,8 @@ (div:DI (match_operand:DI 1 "register_operand" "r,r") (match_operand:DI 2 "register_operand" "1,r"))) (clobber (match_scratch:DI 3 "=1,1")) - (clobber (match_scratch:DI 4 "=2,2"))] + (clobber (match_scratch:DI 4 "=2,2")) + (clobber (reg:DI MMIX_rR_REGNUM))] "! TARGET_KNUTH_DIVISION" "@ SETL %0,1 @@ -295,7 +298,8 @@ DIVU %0,%1,%2\;NEGU %1,0,%0\;CSN %0,$255,%1") (mod:DI (match_operand:DI 1 "register_operand" "r") (match_operand:DI 2 "register_operand" "r"))) (clobber (scratch:DI)) - (clobber (scratch:DI))])] + (clobber (scratch:DI)) + (clobber (reg:DI MMIX_rR_REGNUM))])] "! TARGET_KNUTH_DIVISION" "") @@ -306,7 +310,8 @@ DIVU %0,%1,%2\;NEGU %1,0,%0\;CSN %0,$255,%1") (mod:DI (match_operand:DI 1 "register_operand" "r,r") (match_operand:DI 2 "register_operand" "1,r"))) (clobber (match_scratch:DI 3 "=1,1")) - (clobber (match_scratch:DI 4 "=2,2"))] + (clobber (match_scratch:DI 4 "=2,2")) + (clobber (reg:DI MMIX_rR_REGNUM))] "! TARGET_KNUTH_DIVISION" "@ SETL %0,0 |