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Fix minor bug in ft32 widening multiply

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gcc/
	* config/ft32/ft32.md (umulsidi3): Do not allow constants as
	arguments.
This commit is contained in:
Jeff Law 2020-11-29 18:03:28 -07:00
parent a9625c50dd
commit 5f628fb5ce
1 changed files with 3 additions and 3 deletions
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6
gcc/config/ft32/ft32.md
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@ -89,9 +89,9 @@
"mul.l %0,%1,%2")
(define_insn "umulsidi3"
[(set (match_operand:DI 0 "register_operand" "=r,r")
(mult:DI (zero_extend:DI (match_operand:SI 1 "register_operand" "r,r"))
(zero_extend:DI (match_operand:SI 2 "ft32_rimm_operand" "r,KA"))))
[(set (match_operand:DI 0 "register_operand" "=r")
(mult:DI (zero_extend:DI (match_operand:SI 1 "register_operand" "r"))
(zero_extend:DI (match_operand:SI 2 "register_operand" "r"))))
(clobber (reg:CC CC_REG))]
""
"mul.l $cc,%1,%2\;muluh.l %h0,%1,%2\;move.l %0,$cc")