From 34116c2a895051529a5cf160d6cb8b82f42bd70b Mon Sep 17 00:00:00 2001 From: Hans-Peter Nilsson Date: Mon, 12 Aug 2002 21:32:01 +0000 Subject: [PATCH] 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 --- gcc/ChangeLog | 7 +++++++ gcc/config/mmix/mmix.h | 2 +- gcc/config/mmix/mmix.md | 13 +++++++++---- 3 files changed, 17 insertions(+), 5 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index f5c74673349..53b0806533a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2002-08-12 Hans-Peter Nilsson + + * 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. + 2002-08-12 Gabriel Dos Reis * diagnostic.h (output_formatted_scalar): Rename from diff --git a/gcc/config/mmix/mmix.h b/gcc/config/mmix/mmix.h index 31dff43236f..218bd06aafa 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 88ae51445d6..0f368729312 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 -- 2.30.2