draft for instruction set management

glm/setup.hpp

@@ -219,6 +219,37 @@
 #	endif//GLM_MODEL
 #endif//GLM_MESSAGE
 
+///////////////////////////////////////////////////////////////////////////////////////////////////
+// Compiler instruction set
+
+#define GLM_INSTRUCTION_SET_PURE	0x00000000 // x86intrin.h
+#define GLM_INSTRUCTION_SET_MMX		0x00000001 // mmintrin.h (MMX)
+#define GLM_INSTRUCTION_SET_3DNOW	0x00000001 // mm3dnow.h (3DNOW!)
+#define GLM_INSTRUCTION_SET_SSE		0x00000001 // xmmintrin.h (SSE + MMX)
+#define GLM_INSTRUCTION_SET_SSE2	0x00000002 // emmintrin.h (SSE2 + SSE)
+#define GLM_INSTRUCTION_SET_SSE3	0x00000004 // pmmintrin.h (SSE3 + SSE2 + SSE1)
+#define GLM_INSTRUCTION_SET_SSSE3	0x00000008 // tmmintrin.h (SSSE3 + SSE3 + SSE2 + SSE1)
+#define GLM_INSTRUCTION_SET_POPCNT	0x00000800 // popcntintrin.h
+#define GLM_INSTRUCTION_SET_SSE4A	0x00000020 // ammintrin.h (SSE4A + POPCNT + SSE3 + SSE2 + SSE)
+#define GLM_INSTRUCTION_SET_SSE4_1	0x00000040 // smmintrin.h (SSE4_1 + SSSE3 + SSE3 + SSE2 + SSE)
+#define GLM_INSTRUCTION_SET_SSE4_2	0x00000080 // nmmintrin.h (SSE4_2 + SSE4_1 + SSSE3 + SSE3 + SSE2 + SSE)
+#define GLM_INSTRUCTION_SET_SSE5	0x00000100 // bmmintrin.h (SSE4A + SSE3 + SSE2 + SSE deprecated)
+#define GLM_INSTRUCTION_SET_AES		0x00000200 // wmmintrin.h (AES + PCLMUL + SSE2 + SSE1)
+#define GLM_INSTRUCTION_SET_PCLMUL	0x00000400 // wmmintrin.h (AES + PCLMUL + SSE2 + SSE1)
+#define GLM_INSTRUCTION_SET_AVX		0x00000800 // immintrin.h (AES + PCLMUL + SSE4_2 + SSE4_1 + SSSE3 + SSE3 + SSE2 + SSE)
+
+#if(defined(GLM_COMPILER) && (GLM_COMPILER & GLM_COMPILER_GCC)) 
+#	define GLM_INSTRUCTION_SET
+#elif(defined(GLM_COMPILER) && (GLM_COMPILER & GLM_COMPILER_VC)) 
+#	ifdef(_M_CEE_PURE)
+#		define GLM_INSTRUCTION_SET GLM_INSTRUCTION_SET_PURE
+#	else
+#		define GLM_INSTRUCTION_SET
+#	endif
+#else
+#	define GLM_INSTRUCTION_SET GLM_INSTRUCTION_SET_PURE
+#endif
+
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 // Swizzle operators