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Add CMake option for denormal disabling

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This commit is contained in:
Mike Oliphant
2023-06-19 10:58:05 -07:00
parent 4d9b5be76f
commit 0aad7c32b6
2 changed files with 10 additions and 2 deletions
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src/CMakeLists.txt
+6
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@@ -22,6 +22,12 @@ add_library(neural_amp_modeler MODULE ${SOURCES} ${NAM_SOURCES})
source_group(TREE ${CMAKE_CURRENT_SOURCE_DIR} FILES ${SOURCES}) source_group(TREE ${CMAKE_CURRENT_SOURCE_DIR} FILES ${SOURCES})
source_group(NAM ${CMAKE_CURRENT_SOURCE_DIR} FILES ${NAM_SOURCES}) source_group(NAM ${CMAKE_CURRENT_SOURCE_DIR} FILES ${NAM_SOURCES})
option(DISABLE_DENORMALS "Disable floating point denormals" ON)
if(DISABLE_DENORMALS)
add_definitions(-DDISABLE_DENORMALS)
endif(DISABLE_DENORMALS)
target_compile_features(neural_amp_modeler PUBLIC cxx_std_17) target_compile_features(neural_amp_modeler PUBLIC cxx_std_17)
set_target_properties(neural_amp_modeler set_target_properties(neural_amp_modeler
src/nam_lv2.cpp
+4 -2
View File
@@ -43,15 +43,17 @@ static void activate(LV2_Handle) {}
static void run(LV2_Handle instance, uint32_t n_samples) static void run(LV2_Handle instance, uint32_t n_samples)
{ {
// Disable floating point denormals #ifdef DISABLE_DENORMALS // Disable floating point denormals
std::fenv_t fe_state; std::fenv_t fe_state;
std::feholdexcept(&fe_state); std::feholdexcept(&fe_state);
disable_denormals(); disable_denormals();
#endif
static_cast<NAM::Plugin*>(instance)->process(n_samples); static_cast<NAM::Plugin*>(instance)->process(n_samples);
// restore previous floating point state #ifdef DISABLE_DENORMALS // restore previous floating point state
std::feupdateenv(&fe_state); std::feupdateenv(&fe_state);
#endif
} }
static void deactivate(LV2_Handle) {} static void deactivate(LV2_Handle) {}