port from perforce

evoke-64k/trunk/ev10/intrin.h

@@ -0,0 +1,72 @@
+#pragma once
+
+unsigned int myrand();
+
+#ifdef SUPERSMALL
+
+
+__forceinline float mypow( float a,  float b);
+#endif
+
+
+extern "C"
+{
+	double __cdecl sin(double);
+	double __cdecl cos(double);
+	double __cdecl sqrt(double);
+	double __cdecl fabs(double);
+	double __cdecl atan2(double, double);
+
+	void* __cdecl memcpy( void* dest, const void* src, size_t count );
+	void *  __cdecl memset( void * _Dst, int _Val, size_t _Size);
+}
+
+#pragma intrinsic ( sin, cos, sqrt, fabs, atan2 ) // true intrinsic
+#pragma intrinsic ( memcpy, memset ) // true intrinsic
+
+/*
+__forceinline double sin(double v)
+{
+ __asm fld v;
+ __asm fsin;
+ __asm fstp v;
+ return v;
+}
+
+
+float cos(float v)
+{
+ __asm fld v;
+ __asm fcos;
+ __asm fstp v;
+ return v;
+}
+*/
+/*float sqrt(float v)
+{
+ __asm finit;
+ __asm fld v;
+ __asm fsqrt;
+ __asm fstp v;
+ return v;
+}*/
+
+/*float abs(float X)
+{
+	if(X < 0.0f)
+		return -X;
+
+	return X;
+}*/
+
+float maximum(float X, float Y);
+
+float minimum(float X, float Y);
+
+void mymemcpy(void* av_Dest_, const void* av_Src_, size_t ai_Size);
+
+void mymemset(void* dest, const char value, size_t ai_size);
+
+void mymemzero(void* dest, size_t ai_size);
+
+float signpow( float a, float b );