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Diffstat (limited to 'README.md')
| -rw-r--r-- | README.md | 27 |
1 files changed, 1 insertions, 26 deletions
@@ -30,10 +30,6 @@ instructions) at runtime. - **Unit tested.** <a name="codesample"></a> -## Code samples - -**Note:** For C++ code, the library functions are defined in the `CpuFeatures` namespace. - ### Checking features at runtime Here's a simple example that executes a codepath if the CPU supports both the @@ -42,7 +38,6 @@ AES and the SSE4.2 instruction sets: ```c #include "cpuinfo_x86.h" -// For C++, add `using namespace CpuFeatures;` static const X86Features features = GetX86Info().features; void Compute(void) { @@ -64,7 +59,6 @@ features and then check whether AES and NEON are supported. #include <stdbool.h> #include "cpuinfo_arm.h" -// For C++, add `using namespace CpuFeatures;` static const ArmFeatures features = GetArmInfo().features; static const bool has_aes_and_neon = features.aes && features.neon; @@ -84,7 +78,6 @@ instruction set (e.g., `g++ -mavx`) and sets `has_avx` accordingly. #include <stdbool.h> #include "cpuinfo_x86.h" -// For C++, add `using namespace CpuFeatures;` static const X86Features features = GetX86Info().features; static const bool has_avx = CPU_FEATURES_COMPILED_X86_AVX || features.avx; @@ -107,7 +100,6 @@ set—but only if it's not Sandy Bridge. #include <stdbool.h> #include "cpuinfo_x86.h" -// For C++, add `using namespace CpuFeatures;` static const X86Info info = GetX86Info(); static const X86Microarchitecture uarch = GetX86Microarchitecture(&info); static const bool has_fast_avx = info.features.avx && uarch != INTEL_SNB; @@ -120,7 +112,7 @@ This feature is currently available only for x86 microarchitectures. <a name="usagesample"></a> ### Running sample code -Building `cpu_features` (check [quickstart](#quickstart) below) brings a small executable to test the library. +Building `cpu_features` brings a small executable to test the library. ```shell % ./build/list_cpu_features @@ -180,20 +172,3 @@ See [LICENSE](LICENSE) for more information. ## Build with CMake Please check the [CMake build instructions](cmake/README.md). - -<a name="quickstart"></a> -### Quickstart with `Ninja` - - - build `list_cpu_features` -``` - cmake -B/tmp/cpu_features -H. -GNinja -DCMAKE_BUILD_TYPE=Release - ninja -C/tmp/cpu_features - /tmp/cpu_features/list_cpu_features --json -``` - - - run tests -``` - cmake -B/tmp/cpu_features -H. -GNinja -DBUILD_TESTING=ON - ninja -C/tmp/cpu_features - ninja -C/tmp/cpu_features test -``` |