physmem: coverity issues - vpp - Vector Packet Processing

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author	Damjan Marion <damarion@cisco.com>	2018-10-26 10:29:35 +0200
committer	Damjan Marion <dmarion@me.com>	2018-10-28 14:58:45 +0000
commit	878b65aa6c16b6013e75ea9039b9978c52982e97 (patch)
tree	3b0d1412d6e83996741f39cf50bee6699fbbdcff /src/plugins/ixge
parent	5665cedf57165c05d00f28de06b627047902ffce (diff)

physmem: coverity issues

Change-Id: I34cc55d8292a69fb451ed0031484994f51d3537a Signed-off-by: Damjan Marion <damarion@cisco.com>

Diffstat (limited to 'src/plugins/ixge')

-rw-r--r--

src/plugins/ixge/ixge.c

1 files changed, 0 insertions, 3 deletions

/* * Copyright (c) 2016 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef included_clib_cpu_h #define included_clib_cpu_h #include <vppinfra/format.h> /* * multiarchitecture support. Adding new entry will produce * new graph node function variant optimized for specific cpu * microarchitecture. * Order is important for runtime selection, as 1st match wins... */ #if __x86_64__ && CLIB_DEBUG == 0 #define foreach_march_variant(macro, x) \ macro(avx2, x, "arch=core-avx2") #else #define foreach_march_variant(macro, x) #endif #if __GNUC__ > 4 && !__clang__ #define CLIB_CPU_OPTIMIZED __attribute__ ((optimize ("tree-vectorize"))) #else #define CLIB_CPU_OPTIMIZED #endif #define CLIB_MULTIARCH_ARCH_CHECK(arch, fn, tgt) \ if (clib_cpu_supports_ ## arch()) \ return & fn ## _ ##arch; #define CLIB_MULTIARCH_SELECT_FN(fn,...) \ __VA_ARGS__ void * fn ## _multiarch_select(void) \ { \ foreach_march_variant(CLIB_MULTIARCH_ARCH_CHECK, fn) \ return & fn; \ } #define foreach_x86_64_flags \ _ (sse3, 1, ecx, 0) \ _ (ssse3, 1, ecx, 9) \ _ (sse41, 1, ecx, 19) \ _ (sse42, 1, ecx, 20) \ _ (avx, 1, ecx, 28) \ _ (avx2, 7, ebx, 5) \ _ (avx512f, 7, ebx, 16) \ _ (aes, 1, ecx, 25) \ _ (sha, 7, ebx, 29) \ _ (invariant_tsc, 0x80000007, edx, 8) #if defined(__x86_64__) #include "cpuid.h" static inline int clib_get_cpuid (const u32 lev, u32 * eax, u32 * ebx, u32 * ecx, u32 * edx) { if ((u32) __get_cpuid_max (0x80000000 & lev, 0) < lev) return 0; if (lev == 7) __cpuid_count (lev, 0, *eax, *ebx, *ecx, *edx); else __cpuid (lev, *eax, *ebx, *ecx, *edx); return 1; } #define _(flag, func, reg, bit) \ static inline int \ clib_cpu_supports_ ## flag() \ { \ u32 __attribute__((unused)) eax, ebx = 0, ecx = 0, edx = 0; \ clib_get_cpuid (func, &eax, &ebx, &ecx, &edx); \ \ return ((reg & (1 << bit)) != 0); \ } foreach_x86_64_flags #undef _ #else #define _(flag, func, reg, bit) \ static inline int clib_cpu_supports_ ## flag() { return 0; } foreach_x86_64_flags #undef _ #endif #endif format_function_t format_cpu_uarch; format_function_t format_cpu_model_name; format_function_t format_cpu_flags; /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */


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