From 9debb240a4b1a711c0648fd9e4385dbde5ad45fd Mon Sep 17 00:00:00 2001 From: Lin Sinan Date: Tue, 28 Feb 2023 13:00:36 +0800 Subject: [PATCH] RISC-V: Fix wrong partial subreg check for bsetidisi The partial subreg check should be for subreg operand(operand 1) instead of the immediate operand(operand 2). This change also fix pr68648.c in zbs. gcc/ChangeLog: * config/riscv/bitmanip.md: Fix wrong index in the check. Reviewed-by: --- gcc/config/riscv/bitmanip.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/gcc/config/riscv/bitmanip.md b/gcc/config/riscv/bitmanip.md index 14d18edbe62b..58a86bd929f1 100644 --- a/gcc/config/riscv/bitmanip.md +++ b/gcc/config/riscv/bitmanip.md @@ -442,7 +442,7 @@ (ior:DI (sign_extend:DI (match_operand:SI 1 "register_operand" "r")) (match_operand 2 "single_bit_mask_operand" "i")))] "TARGET_ZBS && TARGET_64BIT - && !partial_subreg_p (operands[2])" + && !partial_subreg_p (operands[1])" "bseti\t%0,%1,%S2" [(set_attr "type" "bitmanip")]) -- 2.47.2