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[211.28.135.144]) by smtp.gmail.com with ESMTPSA id t21sm48501628pgg.24.2018.12.25.12.57.04 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 25 Dec 2018 12:57:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=nEHLvkQL2voFvXtpuzfSUHHAe4REKcd/a+fnRRehKaY=; b=W3fT+P2tDqkYvPCH29jLMoqilj42Ub2qleoj+jii+Rgmcee0s3MHsqYJZaQHJRACPF ArPVkV1qypZ31u7fFRVhRTeenaS87GOWtUsG3LDgNhLc5cRVDDT5uhGoNbmN0loIoRCF 7lhB4TDeFPw7uUp9HJ8QSzIaPAfFa7QOJS+ek= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=nEHLvkQL2voFvXtpuzfSUHHAe4REKcd/a+fnRRehKaY=; b=NRWpZJJRlTWxzBqQpl7mVZoe3Q+gUvmjlLOKPPAEQdJqD8Sz/9KoFzdSMU1vNOosvx Sm6srZetDTZDUewcOLtVCg3RAt+JVM+pADumNltczwdG6aA2Romh5DsORntrye5ST9yG sfcCvrW7ZBlviLAdUIyjRfBa6twa9Jg4BrIAwR9ma5IPkxmqzJKxthPmGbRs2whhr5XN GVoH3cbriohx+ZD8+ORRzd2SL2P06COm90W+ZjTSM5gDl5Nce3eL7K3m7mU+0+01ciTo /0G/FazMIDoDW+dGigfO2bvj7wu3vdWYvAYhQcDT0Nm+WFLrm335Ybr4tRbg4yK5GRzR d4vw== X-Gm-Message-State: AJcUukdhVwBktWG4dnftzo8kERgW2LawqAxykWOXFwjrAjmCyNWtQaP3 g/QmuvLQCuU5S755o6Ls0xCyloNPHIs= X-Google-Smtp-Source: ALg8bN7m0hcrGHR+fpb398aMTP8gsTBhuIJZXBUfbvF45ltCPFpPciEhnP9EeuJjVvEokv12zio77g== X-Received: by 2002:a63:104d:: with SMTP id 13mr16698860pgq.303.1545771431117; Tue, 25 Dec 2018 12:57:11 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Date: Wed, 26 Dec 2018 07:54:59 +1100 Message-Id: <20181225205529.10874-13-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.2 In-Reply-To: <20181225205529.10874-1-richard.henderson@linaro.org> References: <20181225205529.10874-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::42f Subject: [Qemu-devel] [PULL 12/42] tcg/riscv: Add the extract instructions X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, Michael Clark , Alistair Francis Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Alistair Francis Signed-off-by: Alistair Francis Signed-off-by: Michael Clark Reviewed-by: Richard Henderson Message-Id: Signed-off-by: Richard Henderson --- tcg/riscv/tcg-target.inc.c | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/tcg/riscv/tcg-target.inc.c b/tcg/riscv/tcg-target.inc.c index 01b4443d6d..48399480b2 100644 --- a/tcg/riscv/tcg-target.inc.c +++ b/tcg/riscv/tcg-target.inc.c @@ -596,3 +596,37 @@ static void tcg_out_movi(TCGContext *s, TCGType type, = TCGReg rd, tcg_out_opc_upper(s, OPC_AUIPC, rd, 0); tcg_out_opc_imm(s, OPC_LD, rd, rd, 0); } + +static void tcg_out_ext8u(TCGContext *s, TCGReg ret, TCGReg arg) +{ + tcg_out_opc_imm(s, OPC_ANDI, ret, arg, 0xff); +} + +static void tcg_out_ext16u(TCGContext *s, TCGReg ret, TCGReg arg) +{ + tcg_out_opc_imm(s, OPC_SLLIW, ret, arg, 16); + tcg_out_opc_imm(s, OPC_SRLIW, ret, ret, 16); +} + +static void tcg_out_ext32u(TCGContext *s, TCGReg ret, TCGReg arg) +{ + tcg_out_opc_imm(s, OPC_SLLI, ret, arg, 32); + tcg_out_opc_imm(s, OPC_SRLI, ret, ret, 32); +} + +static void tcg_out_ext8s(TCGContext *s, TCGReg ret, TCGReg arg) +{ + tcg_out_opc_imm(s, OPC_SLLIW, ret, arg, 24); + tcg_out_opc_imm(s, OPC_SRAIW, ret, ret, 24); +} + +static void tcg_out_ext16s(TCGContext *s, TCGReg ret, TCGReg arg) +{ + tcg_out_opc_imm(s, OPC_SLLIW, ret, arg, 16); + tcg_out_opc_imm(s, OPC_SRAIW, ret, ret, 16); +} + +static void tcg_out_ext32s(TCGContext *s, TCGReg ret, TCGReg arg) +{ + tcg_out_opc_imm(s, OPC_ADDIW, ret, arg, 0); +} --=20 2.17.2