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Add support for Aarch64 cores. #9

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Add support for Aarch64 cores. #9

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7 changes: 4 additions & 3 deletions cmake/Modules/SetSystemProcessor.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -11,9 +11,10 @@ macro (set_system_processor)
if (NOT DEFINED CMAKE_SYSTEM_PROCESSOR)
include (CheckCSourceCompiles)
set (CPU_LINES
"#if defined __x86_64__ || defined _M_X64 /*\;x86_64\;*/"
"#if defined __i386__ || defined _M_IX86 /*\;x86_32\;*/"
"#if defined __arm__ || defined _M_ARM /*\;arm\;*/"
"#if defined __x86_64__ || defined _M_X64 /*\;x86_64\;*/"
"#if defined __i386__ || defined _M_IX86 /*\;x86_32\;*/"
"#if defined __arm__ || defined _M_ARM /*\;arm\;*/"
"#if defined __aarch64__ || defined _M_ARM64 /*\;arm64\;*/"
)
foreach (CPU_LINE ${CPU_LINES})
string (CONCAT CPU_SOURCE "${CPU_LINE}" "
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7 changes: 6 additions & 1 deletion src/pffft-wrap.c
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Expand Up @@ -40,7 +40,12 @@ static void pffft_zconvolve(PFFFT_Setup *s, const float *a, const float *b, floa

float ar, ai, br, bi;

#ifdef __arm__
#if defined(__arm__) || defined(__aarch64__) || defined(_M_ARM64)

#if defined _MSC_VER
#define __builtin_prefetch(_p) __prefetch(_p)
#endif

__builtin_prefetch(va);
__builtin_prefetch(vb);
__builtin_prefetch(va+2);
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2 changes: 1 addition & 1 deletion src/pffft.c
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Expand Up @@ -157,7 +157,7 @@ typedef __m128 v4sf;
/*
ARM NEON support macros
*/
#elif !defined(PFFFT_SIMD_DISABLE) && defined(__arm__)
#elif !defined(PFFFT_SIMD_DISABLE) && (defined(__arm__) || defined(__aarch64__) || defined(_M_ARM64))
# include <arm_neon.h>
typedef float32x4_t v4sf;
# define SIMD_SZ 4
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