From eeab6966e930bc29f7f2a9a159f2e44dccd8979b Mon Sep 17 00:00:00 2001 From: Richard Stallman Date: Thu, 23 Jul 1992 06:07:10 +0000 Subject: (mulsi3_little, mulsi3_big): New define_expand patterns. (mulsi3): Just use one of them. From-SVN: r1668 --- gcc/config/i860/i860.md | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) (limited to 'gcc') diff --git a/gcc/config/i860/i860.md b/gcc/config/i860/i860.md index ef15a40..6e510aa2 100644 --- a/gcc/config/i860/i860.md +++ b/gcc/config/i860/i860.md @@ -1699,6 +1699,37 @@ "" " { + if (WORDS_BIG_ENDIAN) + return gen_mulsi3_big (operands[0], operands[1], operands[2]); + else + return gen_mulsi3_little (operands[0], operands[1], operands[2]); +}") + +(define_expand "mulsi3_little" + [(set (subreg:SI (match_dup 4) 0) (match_operand:SI 1 "general_operand" "")) + (set (subreg:SI (match_dup 5) 0) (match_operand:SI 2 "general_operand" "")) + (clobber (match_dup 3)) + (set (subreg:SI (match_dup 3) 0) + (mult:SI (subreg:SI (match_dup 4) 0) (subreg:SI (match_dup 5) 0))) + (set (match_operand:SI 0 "register_operand" "") (subreg:SI (match_dup 3) 0))] + "! WORDS_BIG_ENDIAN" + " +{ + operands[3] = gen_reg_rtx (DImode); + operands[4] = gen_reg_rtx (DImode); + operands[5] = gen_reg_rtx (DImode); +}") + +(define_expand "mulsi3_big" + [(set (subreg:SI (match_dup 4) 1) (match_operand:SI 1 "general_operand" "")) + (set (subreg:SI (match_dup 5) 1) (match_operand:SI 2 "general_operand" "")) + (clobber (match_dup 3)) + (set (subreg:SI (match_dup 3) 0) + (mult:SI (subreg:SI (match_dup 4) 0) (subreg:SI (match_dup 5) 0))) + (set (match_operand:SI 0 "register_operand" "") (subreg:SI (match_dup 3) 0))] + "WORDS_BIG_ENDIAN" + " +{ operands[3] = gen_reg_rtx (DImode); operands[4] = gen_reg_rtx (DImode); operands[5] = gen_reg_rtx (DImode); -- cgit v1.1