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Fix C++ namespace in README

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The correct namespace is `cpu_features` as defined in 3cc8f310d9/include/cpu_features_macros.h (L108).
This commit is contained in:
Guillaume Klein 2021-04-12 10:27:27 +02:00 committed by Mizux
parent 3c7149f22d
commit 3e8243b7d9
1 changed files with 5 additions and 5 deletions
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README.md
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@ -32,7 +32,7 @@ instructions) at runtime.
<a name="codesample"></a>
## Code samples
**Note:** For C++ code, the library functions are defined in the `CpuFeatures` namespace.
**Note:** For C++ code, the library functions are defined in the `cpu_features` namespace.
### Checking features at runtime
@ -42,7 +42,7 @@ AES and the SSE4.2 instruction sets:
```c
#include "cpuinfo_x86.h"
// For C++, add `using namespace CpuFeatures;`
// For C++, add `using namespace cpu_features;`
static const X86Features features = GetX86Info().features;
void Compute(void) {
@ -64,7 +64,7 @@ features and then check whether AES and NEON are supported.
#include <stdbool.h>
#include "cpuinfo_arm.h"
// For C++, add `using namespace CpuFeatures;`
// For C++, add `using namespace cpu_features;`
static const ArmFeatures features = GetArmInfo().features;
static const bool has_aes_and_neon = features.aes && features.neon;
@ -84,7 +84,7 @@ instruction set (e.g., `g++ -mavx`) and sets `has_avx` accordingly.
#include <stdbool.h>
#include "cpuinfo_x86.h"
// For C++, add `using namespace CpuFeatures;`
// For C++, add `using namespace cpu_features;`
static const X86Features features = GetX86Info().features;
static const bool has_avx = CPU_FEATURES_COMPILED_X86_AVX || features.avx;
@ -107,7 +107,7 @@ set&mdash;but only if it's not Sandy Bridge.
#include <stdbool.h>
#include "cpuinfo_x86.h"
// For C++, add `using namespace CpuFeatures;`
// For C++, add `using namespace cpu_features;`
static const X86Info info = GetX86Info();
static const X86Microarchitecture uarch = GetX86Microarchitecture(&info);
static const bool has_fast_avx = info.features.avx && uarch != INTEL_SNB;