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Re: [PATCH v2 2/8] target/riscv: add support for Zca and Zcf extensions

From: Richard Henderson
Subject: Re: [PATCH v2 2/8] target/riscv: add support for Zca and Zcf extensions
Date: Mon, 14 Nov 2022 07:40:12 +1000
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.4.2 
On 11/13/22 12:32, Weiwei Li wrote:

+        } else if ((get_xl_max(ctx) == MXL_RV32) &&
+            !ctx->cfg_ptr->ext_zcf &&
+            (((opcode & 0xe003) == 0x6000) ||
+             ((opcode & 0xe003) == 0x6002) ||
+             ((opcode & 0xe003) == 0xe000) ||
+             ((opcode & 0xe003) == 0xe002))) {
              gen_exception_illegal(ctx);


Why aren't you using the same c_flw solution that you do for Zcd?


r~
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