From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by dpdk.org (Postfix) with ESMTP id 3057D181 for ; Thu, 5 Mar 2015 08:46:55 +0100 (CET) Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga103.fm.intel.com with ESMTP; 04 Mar 2015 23:41:51 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.11,345,1422950400"; d="scan'208";a="462800970" Received: from shvmail01.sh.intel.com ([10.239.29.42]) by FMSMGA003.fm.intel.com with ESMTP; 04 Mar 2015 23:40:26 -0800 Received: from shecgisg004.sh.intel.com (shecgisg004.sh.intel.com [10.239.29.89]) by shvmail01.sh.intel.com with ESMTP id t257kfRh010682; Thu, 5 Mar 2015 15:46:41 +0800 Received: from shecgisg004.sh.intel.com (localhost [127.0.0.1]) by shecgisg004.sh.intel.com (8.13.6/8.13.6/SuSE Linux 0.8) with ESMTP id t257kd7Q008703; Thu, 5 Mar 2015 15:46:41 +0800 Received: (from dayuqiu@localhost) by shecgisg004.sh.intel.com (8.13.6/8.13.6/Submit) id t257kdFI008699; Thu, 5 Mar 2015 15:46:39 +0800 From: Michael Qiu To: dev@dpdk.org Date: Thu, 5 Mar 2015 15:46:38 +0800 Message-Id: <1425541598-8669-1-git-send-email-michael.qiu@intel.com> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1425281223-14043-1-git-send-email-michael.qiu@intel.com> References: <1425281223-14043-1-git-send-email-michael.qiu@intel.com> Subject: [dpdk-dev] [PATCH v3] librte_eal/common: Fix cast from pointer to integer of different size X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 05 Mar 2015 07:46:55 -0000 ./i686-native-linuxapp-gcc/include/rte_memcpy.h:592:23: error: cast from pointer to integer of different size [-Werror=pointer-to-int-cast] dstofss = 16 - (int)((long long)(void *)dst & 0x0F) + 16; Type 'long long' is 64-bit in i686 platform while 'void *' is 32-bit. Signed-off-by: Michael Qiu --- v3 --> v2: make dstofss and srcofs to be type size_t casting type use uintptr_t v2 --> v1: Remove unnecessary casting (void *) lib/librte_eal/common/include/arch/x86/rte_memcpy.h | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/lib/librte_eal/common/include/arch/x86/rte_memcpy.h b/lib/librte_eal/common/include/arch/x86/rte_memcpy.h index 7b2d382..aa433e4 100644 --- a/lib/librte_eal/common/include/arch/x86/rte_memcpy.h +++ b/lib/librte_eal/common/include/arch/x86/rte_memcpy.h @@ -493,8 +493,8 @@ rte_memcpy(void *dst, const void *src, size_t n) { __m128i xmm0, xmm1, xmm2, xmm3, xmm4, xmm5, xmm6, xmm7, xmm8; void *ret = dst; - int dstofss; - int srcofs; + size_t dstofss; + size_t srcofs; /** * Copy less than 16 bytes @@ -589,12 +589,12 @@ COPY_BLOCK_64_BACK15: * unaligned copy functions require up to 15 bytes * backwards access. */ - dstofss = 16 - (int)((long long)(void *)dst & 0x0F) + 16; + dstofss = 16 - ((uintptr_t)dst & 0x0F) + 16; n -= dstofss; rte_mov32((uint8_t *)dst, (const uint8_t *)src); src = (const uint8_t *)src + dstofss; dst = (uint8_t *)dst + dstofss; - srcofs = (int)((long long)(const void *)src & 0x0F); + srcofs = (uintptr_t)src & 0x0F; /** * For aligned copy -- 1.9.3