Point people to ConstantExpr and ConstantFolding,

[oota-llvm.git] / include / llvm / Support / DataTypes.h.in

diff --git a/include/llvm/Support/DataTypes.h.in b/include/llvm/Support/DataTypes.h.in
index cfec5f3862fcd70d6f57365ec027dfe6315b507f..512b349e73e848304b25f13beee64c575e0eefec 100644 (file)
--- a/include/llvm/Support/DataTypes.h.in
+++ b/include/llvm/Support/DataTypes.h.in
@@ -2,8 +2,8 @@
 //
 //                     The LLVM Compiler Infrastructure
 //
-// This file was developed by the LLVM research group and is distributed under
-// the University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
@@ -50,6 +50,12 @@
 #include <stdint.h>
 #endif
 
+#ifdef __cplusplus
+#include <cmath>
+#else
+#include <math.h>
+#endif
+
 #ifdef _AIX
 #include "llvm/Support/AIXDataTypesFix.h"
 #endif
@@ -63,10 +69,24 @@ typedef u_int64_t uint64_t;
 #endif
 #endif
 
+#ifdef _OpenBSD_
+#define INT8_MAX 127
+#define INT8_MIN -128
+#define UINT8_MAX 255
+#define INT16_MAX 32767
+#define INT16_MIN -32768
+#define UINT16_MAX 65535
+#define INT32_MAX 2147483647
+#define INT32_MIN -2147483648
+#define UINT32_MAX 4294967295U
+#endif
+
 #else /* _MSC_VER */
 // Visual C++ doesn't provide standard integer headers, but it does provide
 // built-in data types.
+#include <stdlib.h>
 #include <stddef.h>
+#include <sys/types.h>
 typedef __int64 int64_t;
 typedef unsigned __int64 uint64_t;
 typedef signed int int32_t;
@@ -104,4 +124,8 @@ typedef signed int ssize_t;
 #define END_WITH_NULL
 #endif
 
+#ifndef HUGE_VALF
+#define HUGE_VALF (float)HUGE_VAL
+#endif
+
 #endif  /* SUPPORT_DATATYPES_H */