mirror of
https://github.com/dhewm/dhewm3-sdk.git
synced 2024-11-28 23:32:13 +00:00
Sync sys/platform.h, incl. Workaround for MCST-LCC compiler
Workaround for MCST-LCC compiler < 1.28 version mcst-lcc < 1.28 does not support __builtin_alloca_with_align() Ref: http://mcst.ru/lcc
This commit is contained in:
Daniel Gibson
parent
25735af76e
commit
dbf155277b
1 changed files with 69 additions and 7 deletions
|
|
@ -32,6 +32,16 @@ If you have questions concerning this license or the applicable additional terms
|
|||
#include "config.h"
|
||||
#include "framework/BuildDefines.h"
|
||||
|
||||
#ifdef _WIN32
|
||||
#include <malloc.h> // _alloca()
|
||||
#endif
|
||||
|
||||
// NOTE: By default Win32 uses a 1MB stack. Doom3 1.3.1 uses 4MB (probably set after compiling with EDITBIN /STACK
|
||||
// dhewm3 now uses a 8MB stack, set with a linker flag in CMakeLists.txt (/STACK:8388608 for MSVC, -Wl,--stack,8388608 for mingw)
|
||||
// Linux has a 8MB stack by default, and so does macOS, at least for the main thread
|
||||
// anyway, a 2MB limit alloca should be safe even when using it multiple times in the same function
|
||||
#define ID_MAX_ALLOCA_SIZE 2097152 // 2MB
|
||||
|
||||
/*
|
||||
===============================================================================
|
||||
|
||||
|
|
@ -40,7 +50,7 @@ If you have questions concerning this license or the applicable additional terms
|
|||
===============================================================================
|
||||
*/
|
||||
|
||||
// Win32
|
||||
// AROS
|
||||
#if defined(__AROS__)
|
||||
|
||||
#define _alloca alloca
|
||||
|
|
@ -71,7 +81,14 @@ If you have questions concerning this license or the applicable additional terms
|
|||
// Win32
|
||||
#if defined(WIN32) || defined(_WIN32)
|
||||
|
||||
#define _alloca16( x ) ((void *)((((uintptr_t)_alloca( (x)+15 )) + 15) & ~15))
|
||||
#ifdef __MINGW32__
|
||||
#undef _alloca // in mingw _alloca is a #define
|
||||
#define _alloca16( x ) ( (assert((x)<ID_MAX_ALLOCA_SIZE)), __builtin_alloca_with_align( (x), 16*8 ) )
|
||||
#define _alloca( x ) ( (assert((x)<ID_MAX_ALLOCA_SIZE)), __builtin_alloca( (x) ) )
|
||||
#else
|
||||
#define _alloca16( x ) ( (void *) ( (assert((x)<ID_MAX_ALLOCA_SIZE)), ((((uintptr_t)_alloca( (x)+15 )) + 15) & ~15) ) )
|
||||
#define _alloca( x ) ( (void *) ( (assert((x)<ID_MAX_ALLOCA_SIZE)), _alloca( (x) ) ) )
|
||||
#endif
|
||||
|
||||
#define PATHSEPERATOR_STR "\\"
|
||||
#define PATHSEPERATOR_CHAR '\\'
|
||||
|
|
@ -105,6 +122,35 @@ If you have questions concerning this license or the applicable additional terms
|
|||
|
||||
#endif
|
||||
|
||||
// Setting D3_ARCH for VisualC++ from CMake doesn't work when using VS integrated CMake
|
||||
// so set it in code instead
|
||||
#ifdef _MSC_VER
|
||||
|
||||
#ifdef D3_ARCH
|
||||
#undef D3_ARCH
|
||||
#endif // D3_ARCH
|
||||
|
||||
#ifdef _M_X64
|
||||
// this matches AMD64 and ARM64EC (but not regular ARM64), but they're supposed to be binary-compatible somehow, so whatever
|
||||
#define D3_ARCH "x86_64"
|
||||
#elif defined(_M_ARM64)
|
||||
#define D3_ARCH "arm64"
|
||||
#elif defined(_M_ARM)
|
||||
#define D3_ARCH "arm"
|
||||
#elif defined(_M_IX86)
|
||||
#define D3_ARCH "x86"
|
||||
#else
|
||||
// if you're not targeting one of the aforementioned architectures,
|
||||
// check https://learn.microsoft.com/en-us/cpp/preprocessor/predefined-macros
|
||||
// to find out how to detect yours and add it here - and please send a patch :)
|
||||
#error "Unknown CPU architecture!"
|
||||
// (for a quick and dirty solution, comment out the previous line, but keep in mind
|
||||
// that savegames may not be compatible with other builds of dhewm3)
|
||||
#define D3_ARCH "UNKNOWN"
|
||||
#endif // _M_X64 etc
|
||||
|
||||
#endif // _MSC_VER
|
||||
|
||||
|
||||
// Mac OSX
|
||||
#if defined(MACOS_X) || defined(__APPLE__)
|
||||
|
|
@ -139,8 +185,15 @@ If you have questions concerning this license or the applicable additional terms
|
|||
// Unix
|
||||
#ifdef __unix__
|
||||
|
||||
#define _alloca alloca
|
||||
#define _alloca16( x ) ((void *)((((uintptr_t)alloca( (x)+15 )) + 15) & ~15))
|
||||
#if !defined(__GNUC__) || (defined(__MCST__) && __LCC__ < 128)
|
||||
// MCST-LCC < 1.28 does not support __builtin_alloca_with_align()
|
||||
#define _alloca( x ) (({assert( (x)<ID_MAX_ALLOCA_SIZE );}), alloca( (x) ))
|
||||
#define _alloca16( x ) (({assert( (x)<ID_MAX_ALLOCA_SIZE );}),((void *)((((uintptr_t)alloca( (x)+15 )) + 15) & ~15)))
|
||||
#else
|
||||
// GCC, CLANG, MCST-LCC >= 1.28
|
||||
#define _alloca16( x ) ( ({assert((x)<ID_MAX_ALLOCA_SIZE);}), __builtin_alloca_with_align( (x), 16*8 ) )
|
||||
#define _alloca( x ) ( ({assert((x)<ID_MAX_ALLOCA_SIZE);}), __builtin_alloca( (x) ) )
|
||||
#endif
|
||||
|
||||
#ifdef GAME_DLL
|
||||
#define ID_GAME_API __attribute__((visibility ("default")))
|
||||
|
|
@ -179,9 +232,6 @@ If you have questions concerning this license or the applicable additional terms
|
|||
// MSVC does not provide this C99 header
|
||||
#include <inttypes.h>
|
||||
#endif
|
||||
#if defined(__MINGW32__)
|
||||
#include <malloc.h>
|
||||
#endif
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <stdarg.h>
|
||||
|
|
@ -200,6 +250,18 @@ If you have questions concerning this license or the applicable additional terms
|
|||
#undef FindText // stupid namespace poluting Microsoft monkeys
|
||||
#endif
|
||||
|
||||
// Apple legacy
|
||||
#ifdef __APPLE__
|
||||
#include <Availability.h>
|
||||
#ifdef __MAC_OS_X_VERSION_MIN_REQUIRED
|
||||
#if __MAC_OS_X_VERSION_MIN_REQUIRED == 1040
|
||||
#define OSX_TIGER
|
||||
#elif __MAC_OS_X_VERSION_MIN_REQUIRED < 1060
|
||||
#define OSX_LEOPARD
|
||||
#endif
|
||||
#endif
|
||||
#endif
|
||||
|
||||
#define ID_TIME_T time_t
|
||||
|
||||
typedef unsigned char byte; // 8 bits
|
||||
|
|
|
|||
Loading…
Reference in a new issue