[PATCH] RISC-V: Pattern name fix mulm3_highpart -> smulm3_highpart.

[Geng Qi <gengqi@linux.alibaba.com>]

gcc/ChangeLog:

	* config/riscv/riscv.md
	(<u>muldi3_highpart): Rename to <su>muldi3_highpart.
	(<u>mulditi3): Emit <su>muldi3_highpart.
	(<u>mulsi3_highpart): Rename to <su>mulsi3_highpart.
	(<u>mulsidi3): Emit <su>mulsi3_highpart.
---
 gcc/config/riscv/riscv.md | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/gcc/config/riscv/riscv.md b/gcc/config/riscv/riscv.md
index f88877fd596..3115a508bdf 100644
--- a/gcc/config/riscv/riscv.md
+++ b/gcc/config/riscv/riscv.md
@@ -899,14 +899,14 @@
   emit_insn (gen_muldi3 (low, operands[1], operands[2]));
 
   rtx high = gen_reg_rtx (DImode);
-  emit_insn (gen_<u>muldi3_highpart (high, operands[1], operands[2]));
+  emit_insn (gen_<su>muldi3_highpart (high, operands[1], operands[2]));
 
   emit_move_insn (gen_lowpart (DImode, operands[0]), low);
   emit_move_insn (gen_highpart (DImode, operands[0]), high);
   DONE;
 })
 
-(define_insn "<u>muldi3_highpart"
+(define_insn "<su>muldi3_highpart"
   [(set (match_operand:DI                0 "register_operand" "=r")
 	(truncate:DI
 	  (lshiftrt:TI
@@ -961,13 +961,13 @@
 {
   rtx temp = gen_reg_rtx (SImode);
   emit_insn (gen_mulsi3 (temp, operands[1], operands[2]));
-  emit_insn (gen_<u>mulsi3_highpart (riscv_subword (operands[0], true),
+  emit_insn (gen_<su>mulsi3_highpart (riscv_subword (operands[0], true),
 				     operands[1], operands[2]));
   emit_insn (gen_movsi (riscv_subword (operands[0], false), temp));
   DONE;
 })
 
-(define_insn "<u>mulsi3_highpart"
+(define_insn "<su>mulsi3_highpart"
   [(set (match_operand:SI                0 "register_operand" "=r")
 	(truncate:SI
 	  (lshiftrt:DI
-- 
2.22.0.windows.1