medfall

commit 51bf83efac93f461ab2ae3c755bd2ecc038a9cc4
parent e02b61f6a26bb3c5e2717f81e6249453386abd7d
Author: Michael Savage <mikejsavage@gmail.com>
Date:   Sun Aug 16 11:22:31 +0200

Actually add intrinsics.h!

Diffstat:
intrinsics.h
 | 
45
+++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 45 insertions(+), 0 deletions(-)
diff --git a/intrinsics.h b/intrinsics.h
@@ -0,0 +1,45 @@
+#ifndef _INTRINSICS_H_
+#define _INTRINSICS_H_
+
+#include <stdint.h>
+#include "platform_backtrace.h"
+
+typedef int8_t i8;
+typedef int16_t i16;
+typedef int32_t i32;
+typedef int64_t i64;
+
+typedef uint8_t u8;
+typedef uint16_t u16;
+typedef uint32_t u32;
+typedef uint64_t u64;
+
+typedef float f32;
+typedef double f64;
+
+#define array_len( x ) ( sizeof( x ) / sizeof( ( x )[ 0 ] ) )
+
+#ifdef assert
+#undef assert
+#endif
+#define assert( predicate ) { if( !( predicate ) ) { print_backtrace(); __builtin_trap(); } }
+
+#define is_power_of_2( n ) ( ( ( n ) & ( ( n ) - 1 ) ) == 0 )
+#define align_power_of_2( n, alignment ) ( ( ( n ) + ( alignment ) - 1 ) & ~( ( alignment ) - 1 ) )
+#define align4( n ) align_power_of_2( n, 4 )
+#define align8( n ) align_power_of_2( n, 8 )
+#define align16( n ) align_power_of_2( n, 16 )
+
+inline size_t kilobytes( const size_t kb ) {
+	return kb * 1024;
+}
+
+inline size_t megabytes( const size_t mb ) {
+	return kilobytes( mb ) * 1024;
+}
+
+inline size_t gigabytes( const size_t gb ) {
+	return megabytes( gb ) * 1024;
+}
+
+#endif // _INTRINSICS_H_