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Tue, 01 Mar 2022 07:00:11 -0500 Received: from localhost.localdomain (unknown [180.156.147.178]) by APP-03 (Coremail) with SMTP id rQCowADHzsK4Ch5iwn2FAQ--.21639S10; Tue, 01 Mar 2022 20:00:01 +0800 (CST) From: Weiwei Li To: richard.henderson@linaro.org, palmer@dabbelt.com, alistair.francis@wdc.com, bin.meng@windriver.com, qemu-riscv@nongnu.org, qemu-devel@nongnu.org Subject: [PATCH v8 08/14] target/riscv: rvk: add support for sha256 related instructions in zknh extension Date: Tue, 1 Mar 2022 19:58:22 +0800 Message-Id: <20220301115828.355-9-liweiwei@iscas.ac.cn> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220301115828.355-1-liweiwei@iscas.ac.cn> References: <20220301115828.355-1-liweiwei@iscas.ac.cn> X-CM-TRANSID: rQCowADHzsK4Ch5iwn2FAQ--.21639S10 X-Coremail-Antispam: 1UD129KBjvJXoWxJFW7KryfWF1DJw1fWr4kJFb_yoW5ur18pF 1FkryfWF4ktFyfAas3t3W5AF43Grs7C3yUK3sIy393CayUtFs5Gw1qg3yakrsrXFyqvr4Y yayDCa4ag3yrta7anT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUPI14x267AKxVWrJVCq3wAFc2x0x2IEx4CE42xK8VAvwI8IcIk0 rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2048vs2IY020E87I2jVAFwI0_JF0E3s1l82xGYI kIc2x26xkF7I0E14v26ryj6s0DM28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8wA2 z4x0Y4vE2Ix0cI8IcVAFwI0_Gr0_Xr1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Gr1j6F 4UJwA2z4x0Y4vEx4A2jsIE14v26F4UJVW0owA2z4x0Y4vEx4A2jsIEc7CjxVAFwI0_GcCE 3s1le2I262IYc4CY6c8Ij28IcVAaY2xG8wAqx4xG64xvF2IEw4CE5I8CrVC2j2WlYx0E2I x0cI8IcVAFwI0_Jr0_Jr4lYx0Ex4A2jsIE14v26r1j6r4UMcvjeVCFs4IE7xkEbVWUJVW8 JwACjcxG0xvY0x0EwIxGrwACjI8F5VA0II8E6IAqYI8I648v4I1lFIxGxcIEc7CjxVA2Y2 ka0xkIwI1l42xK82IYc2Ij64vIr41l4I8I3I0E4IkC6x0Yz7v_Jr0_Gr1lx2IqxVAqx4xG 67AKxVWUJVWUGwC20s026x8GjcxK67AKxVWUGVWUWwC2zVAF1VAY17CE14v26r1q6r43MI IYrxkI7VAKI48JMIIF0xvE2Ix0cI8IcVAFwI0_JFI_Gr1lIxAIcVC0I7IYx2IY6xkF7I0E 14v26F4j6r4UJwCI42IY6xAIw20EY4v20xvaj40_Jr0_JF4lIxAIcVC2z280aVAFwI0_Gr 0_Cr1lIxAIcVC2z280aVCY1x0267AKxVW8Jr0_Cr1UYxBIdaVFxhVjvjDU0xZFpf9x0JUQ SdkUUUUU= X-Originating-IP: [180.156.147.178] X-CM-SenderInfo: 5olzvxxzhlqxpvfd2hldfou0/ Received-SPF: pass client-ip=159.226.251.23; envelope-from=liweiwei@iscas.ac.cn; helo=cstnet.cn X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: wangjunqiang@iscas.ac.cn, Weiwei Li , lazyparser@gmail.com, luruibo2000@163.com, lustrew@foxmail.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" - add sha256sig0, sha256sig1, sha256sum0 and sha256sum1 instructions Co-authored-by: Zewen Ye Signed-off-by: Weiwei Li Signed-off-by: Junqiang Wang Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/insn32.decode | 5 +++ target/riscv/insn_trans/trans_rvk.c.inc | 55 +++++++++++++++++++++++++ 2 files changed, 60 insertions(+) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 0b800b4093..db28ecdd2b 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -857,3 +857,8 @@ aes64esm 00 11011 ..... ..... 000 ..... 0110011 @r # *** RV64 Zkne/zknd Standard Extension *** aes64ks2 01 11111 ..... ..... 000 ..... 0110011 @r aes64ks1i 00 11000 1.... ..... 001 ..... 0010011 @i_aes +# *** RV32 Zknh Standard Extension *** +sha256sig0 00 01000 00010 ..... 001 ..... 0010011 @r2 +sha256sig1 00 01000 00011 ..... 001 ..... 0010011 @r2 +sha256sum0 00 01000 00000 ..... 001 ..... 0010011 @r2 +sha256sum1 00 01000 00001 ..... 001 ..... 0010011 @r2 diff --git a/target/riscv/insn_trans/trans_rvk.c.inc b/target/riscv/insn_trans/trans_rvk.c.inc index b86f931b13..beea7f8e96 100644 --- a/target/riscv/insn_trans/trans_rvk.c.inc +++ b/target/riscv/insn_trans/trans_rvk.c.inc @@ -29,6 +29,12 @@ } \ } while (0) +#define REQUIRE_ZKNH(ctx) do { \ + if (!ctx->cfg_ptr->ext_zknh) { \ + return false; \ + } \ +} while (0) + static bool gen_aes32_sm4(DisasContext *ctx, arg_k_aes *a, void (*func)(TCGv, TCGv, TCGv, TCGv)) { @@ -112,3 +118,52 @@ static bool trans_aes64im(DisasContext *ctx, arg_aes64im *a) REQUIRE_ZKND(ctx); return gen_unary(ctx, a, EXT_NONE, gen_helper_aes64im); } + +static bool gen_sha256(DisasContext *ctx, arg_r2 *a, DisasExtend ext, + void (*func)(TCGv_i32, TCGv_i32, int32_t), + int32_t num1, int32_t num2, int32_t num3) +{ + TCGv dest = dest_gpr(ctx, a->rd); + TCGv src1 = get_gpr(ctx, a->rs1, ext); + TCGv_i32 t0 = tcg_temp_new_i32(); + TCGv_i32 t1 = tcg_temp_new_i32(); + TCGv_i32 t2 = tcg_temp_new_i32(); + + tcg_gen_trunc_tl_i32(t0, src1); + tcg_gen_rotri_i32(t1, t0, num1); + tcg_gen_rotri_i32(t2, t0, num2); + tcg_gen_xor_i32(t1, t1, t2); + func(t2, t0, num3); + tcg_gen_xor_i32(t1, t1, t2); + tcg_gen_ext_i32_tl(dest, t1); + + gen_set_gpr(ctx, a->rd, dest); + tcg_temp_free_i32(t0); + tcg_temp_free_i32(t1); + tcg_temp_free_i32(t2); + return true; +} + +static bool trans_sha256sig0(DisasContext *ctx, arg_sha256sig0 *a) +{ + REQUIRE_ZKNH(ctx); + return gen_sha256(ctx, a, EXT_NONE, tcg_gen_shri_i32, 7, 18, 3); +} + +static bool trans_sha256sig1(DisasContext *ctx, arg_sha256sig1 *a) +{ + REQUIRE_ZKNH(ctx); + return gen_sha256(ctx, a, EXT_NONE, tcg_gen_shri_i32, 17, 19, 10); +} + +static bool trans_sha256sum0(DisasContext *ctx, arg_sha256sum0 *a) +{ + REQUIRE_ZKNH(ctx); + return gen_sha256(ctx, a, EXT_NONE, tcg_gen_rotri_i32, 2, 13, 22); +} + +static bool trans_sha256sum1(DisasContext *ctx, arg_sha256sum1 *a) +{ + REQUIRE_ZKNH(ctx); + return gen_sha256(ctx, a, EXT_NONE, tcg_gen_rotri_i32, 6, 11, 25); +}