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[50.113.46.110]) by smtp.gmail.com with ESMTPSA id p125-20020a622983000000b004f6c5d58225sm13790899pfp.90.2022.03.07.23.20.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 07 Mar 2022 23:20:41 -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 :mime-version:content-transfer-encoding; bh=9OTzOulpMcp9+HOcbK241jx0Fw2zaG+2rEyo8QB0mMM=; b=UlB3Be4w/c+6RcqhxFkxq/UBhORlgJDwTpX3WnxL36FzAa0W/AVEsBw0Pm/vvram+x S6u0evDOhIidRT20LE5D554C7ta2Bj6OziV46Ws0b5EcU34shsFsNvVRbk6qXbTtNNqQ ZtxCNBsib3TSqZEJyQOsAE+UQTvwLaUQxymFh372mIJBh+wtF7H+h87qNelAVc+EVZ8i ejZew3Y14I9Z7q9D7V1L3wS3MWtxKyFNkWJ7xU9YuhbJIuq4wpVAJmjQ7pS/812VtkPS eukqSZELXNMzRF7y8UhS/Nim7UXvoodIBLBHDnjQYyOf+FR1Chg3uOPsHKGs9Ldo5XAt 6KjQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=9OTzOulpMcp9+HOcbK241jx0Fw2zaG+2rEyo8QB0mMM=; b=PlMrd7cehcA8BLDbZaDQNcOFTYaYxCvZUXYxKWipF4+1M5HnpvSJ5UqpR3RxG2CquN c+jyO1+QXfhg5IHrUo/jZ4zikAfd9m2m7gZOL+Q+/OLpc8W+QR1waxua9zBypfA8l42g t02y54VDhwayQj8fMc1W8Ooo1haVEyVq+DZh+t4qqMlG+aKWb4vpFKFTaCsoCBjaJRyJ 2lUPlqNg3RUno91wVBGCuSFgeF1+8cF7va1v7xzBnnX1paXCc+mlCDpR5nd6OtmU6HKn rTDLGi3moIliRnVt3sClOUFcJsYxqv0uL11nb/npBazF3e3dR/ngwufWB+4NqIOiYl/C OjSQ== X-Gm-Message-State: AOAM533LCQ+/xC6mG21ag5FrPkdpNl/gH3Svo0olmzdTmK4MDlSv972j WfuSe5D6yr6STvcrtxAxYxcEya6xwlIuSg== X-Google-Smtp-Source: ABdhPJxn2jgx79nGqYV7m6V2PrsRVbR1ofwk6nwOtshnPeoXnedXYfUNYIejNpRHskT4Z9u7HKUEIg== X-Received: by 2002:a63:8043:0:b0:380:959e:5bb7 with SMTP id j64-20020a638043000000b00380959e5bb7mr687890pgd.5.1646724042331; Mon, 07 Mar 2022 23:20:42 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v4 21/33] target/nios2: Use tcg_constant_tl Date: Mon, 7 Mar 2022 21:19:53 -1000 Message-Id: <20220308072005.307955-22-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220308072005.307955-1-richard.henderson@linaro.org> References: <20220308072005.307955-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Host-Lookup-Failed: Reverse DNS lookup failed for 2607:f8b0:4864:20::52a (failed) Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::52a; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x52a.google.com X-Spam_score_int: -6 X-Spam_score: -0.7 X-Spam_bar: / X-Spam_report: (-0.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, PDS_HP_HELO_NORDNS=0.659, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no 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: marex@denx.de, peter.maydell@linaro.org, amir.gonnen@neuroblade.ai Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1646725638292100001 Content-Type: text/plain; charset="utf-8" Replace current uses of tcg_const_tl, and remove the frees. Signed-off-by: Richard Henderson Reviewed-by: Peter Maydell --- target/nios2/translate.c | 36 ++++++++---------------------------- 1 file changed, 8 insertions(+), 28 deletions(-) diff --git a/target/nios2/translate.c b/target/nios2/translate.c index 38e16df459..6ff9c18502 100644 --- a/target/nios2/translate.c +++ b/target/nios2/translate.c @@ -98,7 +98,6 @@ =20 typedef struct DisasContext { DisasContextBase base; - TCGv_i32 zero; target_ulong pc; int mem_idx; const ControlRegState *cr_state; @@ -124,31 +123,20 @@ static uint8_t get_opxcode(uint32_t code) return instr.opx; } =20 -static TCGv load_zero(DisasContext *dc) +static TCGv load_gpr(DisasContext *dc, unsigned reg) { - if (!dc->zero) { - dc->zero =3D tcg_const_i32(0); - } - return dc->zero; -} - -static TCGv load_gpr(DisasContext *dc, uint8_t reg) -{ - if (likely(reg !=3D R_ZERO)) { - return cpu_R[reg]; - } else { - return load_zero(dc); + assert(reg < NUM_GP_REGS); + if (unlikely(reg =3D=3D R_ZERO)) { + return tcg_constant_tl(0); } + return cpu_R[reg]; } =20 static void t_gen_helper_raise_exception(DisasContext *dc, uint32_t index) { - TCGv_i32 tmp =3D tcg_const_i32(index); - tcg_gen_movi_tl(cpu_pc, dc->pc); - gen_helper_raise_exception(cpu_env, tmp); - tcg_temp_free_i32(tmp); + gen_helper_raise_exception(cpu_env, tcg_constant_i32(index)); dc->base.is_jmp =3D DISAS_NORETURN; } =20 @@ -675,8 +663,8 @@ static void divu(DisasContext *dc, uint32_t code, uint3= 2_t flags) =20 TCGv t0 =3D tcg_temp_new(); TCGv t1 =3D tcg_temp_new(); - TCGv t2 =3D tcg_const_tl(0); - TCGv t3 =3D tcg_const_tl(1); + TCGv t2 =3D tcg_constant_tl(0); + TCGv t3 =3D tcg_constant_tl(1); =20 tcg_gen_ext32u_tl(t0, load_gpr(dc, instr.a)); tcg_gen_ext32u_tl(t1, load_gpr(dc, instr.b)); @@ -684,8 +672,6 @@ static void divu(DisasContext *dc, uint32_t code, uint3= 2_t flags) tcg_gen_divu_tl(cpu_R[instr.c], t0, t1); tcg_gen_ext32s_tl(cpu_R[instr.c], cpu_R[instr.c]); =20 - tcg_temp_free(t3); - tcg_temp_free(t2); tcg_temp_free(t1); tcg_temp_free(t0); } @@ -863,14 +849,8 @@ static void nios2_tr_translate_insn(DisasContextBase *= dcbase, CPUState *cs) return; } =20 - dc->zero =3D NULL; - instr =3D &i_type_instructions[op]; instr->handler(dc, code, instr->flags); - - if (dc->zero) { - tcg_temp_free(dc->zero); - } } =20 static void nios2_tr_tb_stop(DisasContextBase *dcbase, CPUState *cs) --=20 2.25.1