1 #include <stdio.h> 2 3 #if defined(__arm__) 4 #include <arm_neon.h> 5 #define SP "sp" 6 #elif defined(__i386__) 7 #include <xmmintrin.h> 8 #define SP "esp" 9 typedef __m128 float32x4_t; 10 #elif defined(__mips__) 11 #define SP "sp" 12 typedef float float32x4_t __attribute__ ((__vector_size__ (16))); 13 #elif !defined(__le32__) 14 #error unknown arch for type float32x4_t 15 #endif 16 17 #ifndef __le32__ 18 class Vector4 19 { 20 public: 21 inline Vector4(float a, float b, float c, float d); 22 inline Vector4() {} 23 inline float32x4_t Set(float a, float b, float c, float d); 24 private: 25 float32x4_t m_floatVector; 26 } __attribute__((aligned(16))); 27 28 inline Vector4::Vector4(float a, float b, float c, float d) 29 { 30 m_floatVector = Set(a, b, c, d); 31 } 32 33 inline float32x4_t Vector4::Set(float a, float b, float c, float d) 34 { 35 float32x4_t value = { a, b, c, d }; 36 return value; 37 } 38 39 #if 1 40 Vector4 initVector4(float a, float b, float c, float d) 41 { 42 return Vector4(a, b, c, d); 43 } 44 #else 45 void initVector4(Vector4 *v, float a, float b, float c, float d) 46 { 47 v->Set(a, b, c, d); 48 } 49 #endif 50 51 float f; 52 Vector4 v; 53 54 int main() 55 { 56 register int sp __asm(SP); 57 printf("sp = %x\n", sp); 58 #if 1 59 v = initVector4(f, f, f, f); 60 #else 61 Vector4 v4; 62 initVector4(&v4, f, f, f, f); 63 v = v4; 64 #endif 65 return 0; 66 } 67 68 #else // __le32__ 69 70 int main() 71 { 72 return 0; // Skip this test (Should not assume vector4 type on le32 triple) 73 } 74 75 #endif 76
