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[97.126.123.70]) by smtp.gmail.com with ESMTPSA id k9sm3649321pjo.19.2020.02.28.18.43.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 28 Feb 2020 18:43:53 -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=vSmE5SkJs7bKw32GyNmYKHJ7/xdEHXIomHMfGHtsHSw=; b=sIsrjMY62M5uoJsoSqolyGqkaDW2hQ/NhnqnCqy7UYdo4NPZKErLWMP0QNdggmmp+u p9thnGwGo35b53VXBcTTx0znZWvxEQYs+hMi3bzszSH/vblJnu1g2y6d41jmGZXEa2rO hwZi8W3FDCqIu3UTZrO44Hd9adkk5+KBYm4YdKB7IUoYWB9hOj7PWXg2/rEsxBOC/Oj7 10OMAIG0SZ3mggshw9Ao2A7IMOX6u0JlokNqt75BlcqxZjzPcqCn5q6DI46UMeQNW7Hy 4gScqBMsuhACsaQVwXC6Url8/ueotV6joNau6o5lkRrOomh4i3U65+ZOOGKA56cDeDj6 soUA== 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:mime-version:content-transfer-encoding; bh=vSmE5SkJs7bKw32GyNmYKHJ7/xdEHXIomHMfGHtsHSw=; b=p75pxC9TN73Rm1IHeAnhVcWqE4Pd0hsOy9g5vpcVaNtXgVyGNdEg10W60HhNfO2aOf 3zA73cWmKjrGI7IefiehaQ1eCNOl746HZ1Pd4QulI+gBiIakhssFsJ2z5yJzXLElJ/UA Oeq5bI3P0t/DGp3eZha1bqrf4Wsc+Rq/oUiHgxe7DCNlZtq98En60Fr5ZjJfUPY8IZ2W iIjqUT3ImtFJ3vBo+0cEOWECKIigQVuQuBMkpe7t3nl7IHC6IkfkMC/0O4E3jSWsnJdQ Ns2oerR/VBzbU6WcLi3jaB0vAfG0cyrfR9GidgmiK5gis0FA3lyMy921W/gn+76S4yRt 0m6A== X-Gm-Message-State: APjAAAVOX8lHxWhMCEUfLfDLWWAq6biDVuwgnChsiAWqRdhzL/h8VLg1 cofz4VQEDznWavde0LKQu1ppWV5lYCI= X-Google-Smtp-Source: APXvYqzGcKXhU+9d7yaAyappzbsP5xPoJpCoDZDowmv0P5dQds05WWb8Ueh2BIG6hdisJzS8XfzMHA== X-Received: by 2002:a17:902:8204:: with SMTP id x4mr6682194pln.225.1582944233921; Fri, 28 Feb 2020 18:43:53 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PULL 3/8] tcg/arm: Split out tcg_out_epilogue Date: Fri, 28 Feb 2020 18:43:42 -0800 Message-Id: <20200229024347.22826-4-richard.henderson@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200229024347.22826-1-richard.henderson@linaro.org> References: <20200229024347.22826-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::62e X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Richard Henderson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) From: Richard Henderson We will shortly use this function from tcg_out_op as well. Reviewed-by: Philippe Mathieu-Daud=C3=A9 Signed-off-by: Richard Henderson --- tcg/arm/tcg-target.inc.c | 19 +++++++++++-------- 1 file changed, 11 insertions(+), 8 deletions(-) diff --git a/tcg/arm/tcg-target.inc.c b/tcg/arm/tcg-target.inc.c index fffb6611e2..e1aa740ba4 100644 --- a/tcg/arm/tcg-target.inc.c +++ b/tcg/arm/tcg-target.inc.c @@ -1746,6 +1746,7 @@ static void tcg_out_qemu_st(TCGContext *s, const TCGA= rg *args, bool is64) } =20 static tcg_insn_unit *tb_ret_addr; +static void tcg_out_epilogue(TCGContext *s); =20 static inline void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg *args, const int *const_args) @@ -2284,19 +2285,17 @@ static void tcg_out_nop_fill(tcg_insn_unit *p, int = count) + TCG_TARGET_STACK_ALIGN - 1) \ & -TCG_TARGET_STACK_ALIGN) =20 +#define STACK_ADDEND (FRAME_SIZE - PUSH_SIZE) + static void tcg_target_qemu_prologue(TCGContext *s) { - int stack_addend; - /* Calling convention requires us to save r4-r11 and lr. */ /* stmdb sp!, { r4 - r11, lr } */ tcg_out32(s, (COND_AL << 28) | 0x092d4ff0); =20 /* Reserve callee argument and tcg temp space. */ - stack_addend =3D FRAME_SIZE - PUSH_SIZE; - tcg_out_dat_rI(s, COND_AL, ARITH_SUB, TCG_REG_CALL_STACK, - TCG_REG_CALL_STACK, stack_addend, 1); + TCG_REG_CALL_STACK, STACK_ADDEND, 1); tcg_set_frame(s, TCG_REG_CALL_STACK, TCG_STATIC_CALL_ARGS_SIZE, CPU_TEMP_BUF_NLONGS * sizeof(long)); =20 @@ -2310,11 +2309,15 @@ static void tcg_target_qemu_prologue(TCGContext *s) */ s->code_gen_epilogue =3D s->code_ptr; tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_R0, 0); - - /* TB epilogue */ tb_ret_addr =3D s->code_ptr; + tcg_out_epilogue(s); +} + +static void tcg_out_epilogue(TCGContext *s) +{ + /* Release local stack frame. */ tcg_out_dat_rI(s, COND_AL, ARITH_ADD, TCG_REG_CALL_STACK, - TCG_REG_CALL_STACK, stack_addend, 1); + TCG_REG_CALL_STACK, STACK_ADDEND, 1); =20 /* ldmia sp!, { r4 - r11, pc } */ tcg_out32(s, (COND_AL << 28) | 0x08bd8ff0); --=20 2.20.1