From 5035bbfe580b4b077ad71cd751fcac4fa5ca6e5c Mon Sep 17 00:00:00 2001 From: Torbjorn Granlund Date: Wed, 29 Jun 1994 00:21:32 +0000 Subject: [PATCH] (smul_highpart_optab, umul_highpart_optab): New variables. (expand_binop): Handle [us]mul_highpart_optab as commutative. (init_optabs): Initialize [us]mul_highpart_optab. (expand_binop): Convert OP0 to mode for library calls. From-SVN: r7595 --- gcc/optabs.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/gcc/optabs.c b/gcc/optabs.c index 7eaa809bbf0c..df2f8c94ea34 100644 --- a/gcc/optabs.c +++ b/gcc/optabs.c @@ -42,6 +42,8 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ optab add_optab; optab sub_optab; optab smul_optab; +optab smul_highpart_optab; +optab umul_highpart_optab; optab smul_widen_optab; optab umul_widen_optab; optab sdiv_optab; @@ -383,7 +385,9 @@ expand_binop (mode, binoptab, op0, op1, target, unsignedp, methods) Also try to make the last operand a constant. */ if (GET_RTX_CLASS (binoptab->code) == 'c' || binoptab == smul_widen_optab - || binoptab == umul_widen_optab) + || binoptab == umul_widen_optab + || binoptab == smul_highpart_optab + || binoptab == umul_highpart_optab) { commutative_op = 1; @@ -1484,6 +1488,9 @@ expand_binop (mode, binoptab, op0, op1, target, unsignedp, methods) op1x = convert_to_mode (word_mode, op1, 1); } + if (GET_MODE (op0) != mode) + op0 = convert_to_mode (mode, op0, unsignedp); + /* Pass 1 for NO_QUEUE so we don't lose any increments if the libcall is cse'd or moved. */ value = emit_library_call_value (binoptab->handlers[(int) mode].libfunc, @@ -3727,6 +3734,8 @@ init_optabs () add_optab = init_optab (PLUS); sub_optab = init_optab (MINUS); smul_optab = init_optab (MULT); + smul_highpart_optab = init_optab (UNKNOWN); + umul_highpart_optab = init_optab (UNKNOWN); smul_widen_optab = init_optab (UNKNOWN); umul_widen_optab = init_optab (UNKNOWN); sdiv_optab = init_optab (DIV); -- 2.47.2