Flummi/amxmodx
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Fixed bug where JIT did not work on linux (memory alignment issues)

Browse Source
This commit is contained in:
David Anderson 2005-07-27 19:43:54 +00:00
parent 31436e3ecf
commit eaf102d78f
3 changed files with 11 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
amxmodx/Makefile
View File

@ -17,7 +17,7 @@ OBJECTS = meta_api.cpp CFile.cpp CVault.cpp vault.cpp float.cpp file.cpp modules
amxxfile.cpp CLang.cpp md5.cpp emsg.cpp CForward.cpp CPlugin.cpp CModule.cpp \
CMenu.cpp util.cpp amx.cpp amxdbg.cpp
LINK = -lz JIT/amxexecn.o JIT/amxjitsn.o
LINK = -lz
INCLUDE = -I. -I$(HLSDK) -I$(HLSDK)/dlls -I$(HLSDK)/engine -I$(HLSDK)/game_shared -I$(HLSDK)/game_shared \
-I$(MM_ROOT) -Lzlib -I$(HLSDK)/common
@ -41,7 +41,8 @@ ifeq "$(AMD64)" "true"
CFLAGS += -DPAWN_CELL_SIZE=64 -DHAVE_I64 -m64
else
BINARY = $(NAME)_i386.so
CFLAGS += -DPAWN_CELL_SIZE=32
OBJECTS += JIT/amxexecn.o JIT/amxjitsn.o
CFLAGS += -DPAWN_CELL_SIZE=32 -DJIT -DASM32
OPT_FLAGS += -march=i686
endif

8
amxmodx/amx.cpp
View File

@ -49,6 +49,8 @@
#include "osdefs.h"
#if defined LINUX || defined __FreeBSD__ || defined __OpenBSD__
#include <sclinux.h>
#include <unistd.h>
#include <errno.h>
#if !defined AMX_NODYNALOAD
#include <dlfcn.h>
#endif
@ -1034,9 +1036,13 @@ int AMXAPI amx_Init(AMX *amx,void *program)
return !VirtualProtect(addr, len, p, &prev);
}
#define ALIGN(addr) (addr)
#elif defined LINUX || defined __FreeBSD__ || defined __OpenBSD__
/* Linux already has mprotect() */
/* But wants the address aligned! */
#define ALIGN(addr) (char *)(((long)addr + sysconf(_SC_PAGESIZE)-1) & ~(sysconf(_SC_PAGESIZE)-1))
#else
@ -1064,7 +1070,7 @@ int AMXAPI amx_InitJIT(AMX *amx, void *reloc_table, void *native_code)
*/
assert(amx->sysreq_d==0);
if (mprotect(asm_runJIT, CODESIZE_JIT, PROT_READ | PROT_WRITE | PROT_EXEC) != 0)
if (mprotect(ALIGN(asm_runJIT), CODESIZE_JIT, PROT_READ | PROT_WRITE | PROT_EXEC) != 0)
{
return AMX_ERR_INIT_JIT;
}

2
amxmodx/modules.cpp
View File

@ -392,7 +392,7 @@ int load_amxscript(AMX *amx, void **program, const char *filename, char error[64
{
delete[] np;
delete[] rt;
strcpy(error,"Failed to initialize plugin");
strcpy(error,"Failed to initialize JIT'd plugin");
return (amx->error = AMX_ERR_INIT);
}