comparison scripts/hvresources/HvUtils.h @ 190:3b8a28edae41

- Updated heavy scripts to work with custom header
- Added -mfpu=neon flag to Makefile for custom .C files

+/**
+ * Copyright (c) 2014,2015,2016 Enzien Audio Ltd.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+ * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+ * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+ * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+ * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef _HEAVY_UTILS_H_
+#define _HEAVY_UTILS_H_
+
+// platform definitions
+#if _WIN32 || _WIN64
+  #define HV_WIN 1
+#ifdef _MSC_VER
+  #define HV_MSVC 1
+#endif
+#elif __APPLE__
+  #define HV_APPLE 1
+#elif __unix__ || __unix
+  #define HV_UNIX 1
+#else
+  #warning Could not detect platform. Assuming Unix-like.
+#endif
+
+// basic includes
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+// type definitions
+#include <stdint.h>
+#include <stdbool.h>
+#define hv_size_t size_t
+#define hv_uint32_t uint32_t
+#define hv_int32_t int32_t
+#define hv_uint16_t uint16_t
+
+// SIMD-specific includes
+#ifndef HV_SIMD_NONE
+  #define HV_SIMD_NEON __ARM_NEON__
+  #define HV_SIMD_SSE (__SSE__ && __SSE2__ && __SSE3__ && __SSSE3__ && __SSE4_1__)
+  #define HV_SIMD_AVX (__AVX__ && HV_SIMD_SSE)
+  #define HV_SIMD_FMA __FMA__
+#endif
+
+#if HV_SIMD_AVX || HV_SIMD_SSE
+  #include <immintrin.h>
+#elif HV_SIMD_NEON
+  #include <arm_neon.h>
+#endif
+
+#if HV_SIMD_NEON // NEON
+  #define HV_N_SIMD 4
+  #define hv_bufferf_t float32x4_t
+  #define hv_bufferi_t int32x4_t
+  #define hv_bInf_t float32x4_t
+  #define hv_bOutf_t float32x4_t*
+  #define hv_bIni_t int32x4_t
+  #define hv_bOuti_t int32x4_t*
+  #define VIf(_x) (_x)
+  #define VOf(_x) (&_x)
+  #define VIi(_x) (_x)
+  #define VOi(_x) (&_x)
+#elif HV_SIMD_AVX // AVX
+  #define HV_N_SIMD 8
+  #define hv_bufferf_t __m256
+  #define hv_bufferi_t __m256i
+  #define hv_bInf_t __m256
+  #define hv_bOutf_t __m256*
+  #define hv_bIni_t __m256i
+  #define hv_bOuti_t __m256i*
+  #define VIf(_x) (_x)
+  #define VOf(_x) (&_x)
+  #define VIi(_x) (_x)
+  #define VOi(_x) (&_x)
+#elif HV_SIMD_SSE // SSE
+  #define HV_N_SIMD 4
+  #define hv_bufferf_t __m128
+  #define hv_bufferi_t __m128i
+  #define hv_bInf_t __m128
+  #define hv_bOutf_t __m128*
+  #define hv_bIni_t __m128i
+  #define hv_bOuti_t __m128i*
+  #define VIf(_x) (_x)
+  #define VOf(_x) (&_x)
+  #define VIi(_x) (_x)
+  #define VOi(_x) (&_x)
+#else // DEFAULT
+  #define HV_N_SIMD 1
+  #undef HV_SIMD_NONE
+  #define HV_SIMD_NONE 1
+  #define hv_bufferf_t float
+  #define hv_bufferi_t int
+  #define hv_bInf_t float
+  #define hv_bOutf_t float*
+  #define hv_bIni_t int
+  #define hv_bOuti_t int*
+  #define VIf(_x) (_x)
+  #define VOf(_x) (&_x)
+  #define VIi(_x) (_x)
+  #define VOi(_x) (&_x)
+#endif
+
+#define HV_N_SIMD_MASK (HV_N_SIMD-1)
+
+// Strings
+#include <string.h>
+#define hv_strlen(a) strlen(a)
+#define hv_strncpy(a, b, c) strncpy(a, b, c)
+#define hv_strcmp(a, b) strcmp(a, b)
+#define hv_snprintf(a, b, c, ...) snprintf(a, b, c, __VA_ARGS__)
+
+// Memory management
+#define hv_realloc(a, b) realloc(a, b)
+#define hv_memcpy(a, b, c) memcpy(a, b, c)
+#define hv_memclear(a, b) memset(a, 0, b)
+#if HV_MSVC
+  #include <malloc.h>
+  #define hv_alloca(_n) _alloca(_n)
+  #if HV_SIMD_AVX
+    #define hv_malloc(_n) _aligned_malloc(_n, 32)
+    #define hv_free(x) _aligned_free(x)
+  #elif HV_SIMD_SSE || HV_SIMD_NEON
+    #define hv_malloc(_n) _aligned_malloc(_n, 16)
+    #define hv_free(x) _aligned_free(x)
+  #else // HV_SIMD_NONE
+    #define hv_malloc(_n) malloc(_n)
+    #define hv_free(_n) free(_n)
+  #endif
+#elif HV_APPLE
+  #define hv_alloca(_n) alloca(_n)
+  #if HV_SIMD_AVX
+    #define hv_malloc(_n) _mm_malloc(_n, 32)
+    #define hv_free(x) _mm_free(x)
+  #elif HV_SIMD_SSE || HV_SIMD_NEON
+    #define hv_malloc(_n) _mm_malloc(_n, 16)
+    #define hv_free(x) _mm_free(x)
+  #else // HV_SIMD_NONE
+    #define hv_malloc(_n) malloc(_n)
+    #define hv_free(x) free(x)
+  #endif
+#else
+  #include <alloca.h>
+  #define hv_alloca(_n) alloca(_n)
+  #if HV_SIMD_AVX
+    #define hv_malloc(_n) aligned_alloc(32, _n)
+    #define hv_free(x) free(x)
+  #elif HV_SIMD_SSE || HV_SIMD_NEON
+    //#define hv_malloc(_n) aligned_alloc(16, _n)
+    #define hv_malloc(_n) memalign(16, _n)
+    #define hv_free(x) free(x)
+  #else // HV_SIMD_NONE
+    #define hv_malloc(_n) malloc(_n)
+    #define hv_free(_n) free(_n)
+  #endif
+#endif
+
+// Assert
+#include <assert.h>
+#define hv_assert(e) assert(e)
+
+// Export and Inline
+#if HV_MSVC
+#define HV_EXPORT __declspec(dllexport)
+#define inline __inline
+#define HV_FORCE_INLINE __forceinline
+#else
+#define HV_EXPORT
+#define HV_FORCE_INLINE inline __attribute__((always_inline))
+#endif
+
+// Math
+#include <math.h>
+static inline hv_size_t __hv_utils_max_ui(hv_size_t x, hv_size_t y) { return (x > y) ? x : y; }
+static inline hv_size_t __hv_utils_min_ui(hv_size_t x, hv_size_t y) { return (x < y) ? x : y; }
+static inline hv_int32_t __hv_utils_max_i(hv_int32_t x, hv_int32_t y) { return (x > y) ? x : y; }
+static inline hv_int32_t __hv_utils_min_i(hv_int32_t x, hv_int32_t y) { return (x < y) ? x : y; }
+#define hv_max_ui(a, b) __hv_utils_max_ui(a, b)
+#define hv_min_ui(a, b) __hv_utils_min_ui(a, b)
+#define hv_max_i(a, b) __hv_utils_max_i(a, b)
+#define hv_min_i(a, b) __hv_utils_min_i(a, b)
+#define hv_max_f(a, b) fmaxf(a, b)
+#define hv_min_f(a, b) fminf(a, b)
+#define hv_max_d(a, b) fmax(a, b)
+#define hv_min_d(a, b) fmin(a, b)
+#define hv_sin_f(a) sinf(a)
+#define hv_sinh_f(a) sinhf(a)
+#define hv_cos_f(a) cosf(a)
+#define hv_cosh_f(a) coshf(a)
+#define hv_tan_f(a) tanf(a)
+#define hv_tanh_f(a) tanhf(a)
+#define hv_asin_f(a) asinf(a)
+#define hv_asinh_f(a) asinhf(a)
+#define hv_acos_f(a) acosf(a)
+#define hv_acosh_f(a) acoshf(a)
+#define hv_atan_f(a) atanf(a)
+#define hv_atanh_f(a) atanhf(a)
+#define hv_atan2_f(a, b) atan2f(a, b)
+#define hv_exp_f(a) expf(a)
+#define hv_abs_f(a) fabsf(a)
+#define hv_sqrt_f(a) sqrtf(a)
+#define hv_log_f(a) logf(a)
+#define hv_log2_f(a) log2f(a)
+#define hv_log10_f(a) log10f(a)
+#define hv_ceil_f(a) ceilf(a)
+#define hv_floor_f(a) floorf(a)
+#define hv_round_f(a) roundf(a)
+#define hv_pow_f(a, b) powf(a, b)
+#define hv_fma_f(a, b, c) ((a*b)+c) // TODO(joe): use 'fmaf(a, b, c)' once emscripten supports it
+#if HV_MSVC
+  // finds ceil(log2(x))
+  #include <intrin.h>
+  static inline hv_uint32_t __hv_utils_min_max_log2(hv_uint32_t x) {
+    unsigned long z = 0;
+    _BitScanReverse(&z, x);
+    return (hv_uint32_t) (z+1);
+  }
+#else
+  static inline hv_uint32_t __hv_utils_min_max_log2(hv_uint32_t x) {
+    return (hv_uint32_t) (32 - __builtin_clz(x-1));
+  }
+#endif
+#define hv_min_max_log2(a) __hv_utils_min_max_log2(a)
+
+#endif // _HEAVY_UTILS_H_