diff options
Diffstat (limited to 'numpy/distutils/command/build.py')
| -rw-r--r-- | numpy/distutils/command/build.py | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/numpy/distutils/command/build.py b/numpy/distutils/command/build.py index 60ba4c917..a4fda537d 100644 --- a/numpy/distutils/command/build.py +++ b/numpy/distutils/command/build.py @@ -22,6 +22,8 @@ class build(old_build): "specify a list of dispatched CPU optimizations"), ('disable-optimization', None, "disable CPU optimized code(dispatch,simd,fast...)"), + ('simd-test=', None, + "specify a list of CPU optimizations to be tested against NumPy SIMD interface"), ] help_options = old_build.help_options + [ @@ -36,6 +38,16 @@ class build(old_build): self.cpu_baseline = "min" self.cpu_dispatch = "max -xop -fma4" # drop AMD legacy features by default self.disable_optimization = False + """ + the '_simd' module is a very large. Adding more dispatched features + will increase binary size and compile time. By default we minimize + the targeted features to those most commonly used by the NumPy SIMD interface(NPYV), + NOTE: any specified features will be ignored if they're: + - part of the baseline(--cpu-baseline) + - not part of dispatch-able features(--cpu-dispatch) + - not supported by compiler or platform + """ + self.simd_test = "BASELINE SSE2 SSE42 XOP FMA4 (FMA3 AVX2) AVX512F AVX512_SKX VSX VSX2 VSX3 NEON ASIMD" def finalize_options(self): build_scripts = self.build_scripts |