Initial work on adding new simd support

Signed-off-by: Ian <[email protected]>

Author: Rinzii

include/ccmath/internal/math/runtime/CMakeLists.txt

@@ -1,3 +1,3 @@
 add_subdirectory(func)
-add_subdirectory(pp)
+#add_subdirectory(pp)
 add_subdirectory(simd)

include/ccmath/internal/math/runtime/pp/CMakeLists.txt

@@ -1,3 +1,13 @@
 ccm_add_headers(
-        simd_old.hpp
+        simd.hpp
+        const_eval.hpp
+        debug_print.hpp
+        detail.hpp
+        may_alias.hpp
+        simd_intrinsic.hpp
+        trap.hpp
+        constexpr_wrapper.hpp
+        fwddecl.hpp
+        simd_meta.hpp
+        x86_include.hpp
 )

include/ccmath/internal/math/runtime/pp/const_eval.hpp

@@ -0,0 +1,17 @@
+/*
+ * Copyright (c) Ian Pike
+ * Copyright (c) CCMath contributors
+ *
+ * CCMath is provided under the Apache-2.0 License WITH LLVM-exception.
+ * See LICENSE for more information.
+ *
+ * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+ */
+
+#pragma once
+
+#if __cplusplus >= 202002L
+	#define CCM_CONSTEVAL consteval
+#else
+	#define CCM_CONSTEVAL constexpr
+#endif

include/ccmath/internal/math/runtime/pp/constexpr_wrapper.hpp

@@ -0,0 +1,2 @@
+
+#pragma once

include/ccmath/internal/math/runtime/pp/debug_print.hpp

@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) Ian Pike
+ * Copyright (c) CCMath contributors
+ *
+ * CCMath is provided under the Apache-2.0 License WITH LLVM-exception.
+ * See LICENSE for more information.
+ *
+ * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+ */
+
+/*
+ * Enables the ability to print debug messages to stderr for internal ccmath debugging.
+ * Note: This will always be disabled if the cmake does not enable it.
+ * ATTENTION: This code here is EXTREMELY finicky and might not work on every compiler.
+ *			  It should NEVER be used outside of internal CCMath debugging and should always be wrapped.
+ */
+
+#pragma once
+
+#if defined(CCMATH_CONFIG_ENABLE_DEBUG_PRINT)
+	#if defined(__GNUC__) && !defined(__clang__)
+extern "C" struct _IO_FILE;	  // Forward declaration allows us to avoid including cstdio.
+extern "C" _IO_FILE * stderr; // Forward declaration allows us to avoid including cstdio.
+		#define CCM_DEBUG_PRINT(msg, ...) __builtin_fprintf(stderr, msg, __VA_ARGS__)
+	#elif defined(__clang__) && !defined(_MSC_VER)
+		#define CCM_DEBUG_PRINT(...) __builtin_printf(__VA_ARGS__)
+	#else
+		#define CCM_DEBUG_PRINT(...) (-1)
+	#endif
+#else
+	#define CCM_DEBUG_PRINT(...)
+#endif