From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:51378) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xta0r-00052Y-FC for qemu-devel@nongnu.org; Wed, 26 Nov 2014 05:40:04 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Xta0l-0008HW-C9 for qemu-devel@nongnu.org; Wed, 26 Nov 2014 05:39:57 -0500 Received: from mail.ispras.ru ([83.149.199.45]:34918) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xta0l-0008HP-3x for qemu-devel@nongnu.org; Wed, 26 Nov 2014 05:39:51 -0500 From: Pavel Dovgalyuk Date: Wed, 26 Nov 2014 13:39:53 +0300 Message-ID: <20141126103953.7772.40571.stgit@PASHA-ISP> In-Reply-To: <20141126103841.7772.11864.stgit@PASHA-ISP> References: <20141126103841.7772.11864.stgit@PASHA-ISP> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Subject: [Qemu-devel] [RFC PATCH v5 12/31] From 185a3a47d08857a66332ae862b372a153ce92bb9 Mon Sep 17 00:00:00 2001 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: peter.maydell@linaro.org, peter.crosthwaite@xilinx.com, alex.bennee@linaro.org, mark.burton@greensocs.com, real@ispras.ru, batuzovk@ispras.ru, maria.klimushenkova@ispras.ru, pavel.dovgaluk@ispras.ru, pbonzini@redhat.com, afaerber@suse.de, fred.konrad@greensocs.com From: Paolo Bonzini Subject: [PATCH] cpu-exec: add a new CF_USE_ICOUNT cflag Signed-off-by: Paolo Bonzini Signed-off-by: Pavel Dovgalyuk --- include/exec/exec-all.h | 5 +++-- translate-all.c | 3 +++ 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h index 1d17f75..3d19e72 100644 --- a/include/exec/exec-all.h +++ b/include/exec/exec-all.h @@ -142,9 +142,11 @@ struct TranslationBlock { uint64_t flags; /* flags defining in which context the code was generated */ uint16_t size; /* size of target code for this block (1 <= size <= TARGET_PAGE_SIZE) */ - uint16_t cflags; /* compile flags */ + uint16_t icount; + uint32_t cflags; /* compile flags */ #define CF_COUNT_MASK 0x7fff #define CF_LAST_IO 0x8000 /* Last insn may be an IO access. */ +#define CF_USE_ICOUNT 0x10000 void *tc_ptr; /* pointer to the translated code */ /* next matching tb for physical address. */ @@ -168,7 +170,6 @@ struct TranslationBlock { jmp_first */ struct TranslationBlock *jmp_next[2]; struct TranslationBlock *jmp_first; - uint32_t icount; }; #include "exec/spinlock.h" diff --git a/translate-all.c b/translate-all.c index 7177b71..e9f5178 100644 --- a/translate-all.c +++ b/translate-all.c @@ -1047,6 +1047,9 @@ TranslationBlock *tb_gen_code(CPUState *cpu, int code_gen_size; phys_pc = get_page_addr_code(env, pc); + if (use_icount) { + cflags |= CF_USE_ICOUNT; + } tb = tb_alloc(pc); if (!tb) { /* flush must be done */