New FFT initialization functions to make it easier for the linker
to optimize the code size when the library is used as a static
library and can't be rebuilt.
Compilation directives for code size optimizations have been removed.
Fixed shadowed variables in assembly macros for Cortex-M convolution
Fixed type promotions in _f64 matrix and transform code
Co-authored-by: Timothy Fosdike <tfosdike@redarc.com.au>
Christophe Favergeon
tfosdike
Vladimir Marchenko
FabKlein