4b6c4f11af
rewrote error checking mechanism fixed some opcode cases not being right fixed various opcode and codegen bugs fixed stack alignment problems made proc aligned to a dword fixed up helpers naming scheme started marking opcodes as either working or not working probably more -- too much to list --HG-- extra : convert_revision : svn%3A39bc706e-5318-0410-9160-8a85361fbb7c/trunk%40110
78 lines
2.2 KiB
C++
78 lines
2.2 KiB
C++
#ifndef _INCLUDE_SOURCEPAWN_JIT_X86_H_
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#define _INCLUDE_SOURCEPAWN_JIT_X86_H_
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#include <sp_vm_types.h>
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#include <sp_vm_api.h>
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#include "..\jit_helpers.h"
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using namespace SourcePawn;
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#define JIT_INLINE_ERRORCHECKS (1<<0)
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#define JIT_INLINE_NATIVES (1<<1)
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#define STACK_MARGIN 64 //8 parameters of safety, I guess
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class CompData : public ICompilation
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{
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public:
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CompData() : plugin(NULL),
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debug(false), inline_level(0), rebase(NULL)
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{
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};
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public:
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sp_plugin_t *plugin;
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jitcode_t rebase;
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jitoffs_t jit_return;
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jitoffs_t jit_verify_addr_eax;
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jitoffs_t jit_verify_addr_edx;
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jitoffs_t jit_break;
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jitoffs_t jit_sysreq_n;
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jitoffs_t jit_error_bounds;
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jitoffs_t jit_error_divzero;
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jitoffs_t jit_error_stacklow;
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jitoffs_t jit_error_stackmin;
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jitoffs_t jit_error_memaccess;
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jitoffs_t jit_error_heaplow;
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jitoffs_t jit_error_heapmin;
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uint32_t codesize;
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int inline_level;
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bool debug;
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};
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class JITX86 : public IVirtualMachine
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{
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public:
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JITX86();
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public:
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const char *GetVMName();
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ICompilation *StartCompilation(sp_plugin_t *plugin);
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bool SetCompilationOption(ICompilation *co, const char *key, const char *val);
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sp_context_t *CompileToContext(ICompilation *co, int *err);
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void AbortCompilation(ICompilation *co);
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void FreeContext(sp_context_t *ctx);
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int ContextExecute(sp_context_t *ctx, uint32_t code_idx, cell_t *result);
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};
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cell_t NativeCallback(sp_context_t *ctx, ucell_t native_idx, cell_t *params);
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jitoffs_t RelocLookup(JitWriter *jit, cell_t pcode_offs, bool relative=false);
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#define AMX_REG_PRI REG_EAX
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#define AMX_REG_ALT REG_EDX
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#define AMX_REG_STK REG_EDI
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#define AMX_REG_DAT REG_EBP
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#define AMX_REG_TMP REG_ECX
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#define AMX_REG_INFO REG_ESI
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#define AMX_REG_FRM REG_EBX
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#define AMX_INFO_FRM AMX_REG_INFO //not relocated
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#define AMX_INFO_FRAME 0 //(same thing as above)
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#define AMX_INFO_HEAP 4 //not relocated
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#define AMX_INFO_RETVAL 8 //physical
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#define AMX_INFO_CONTEXT 12 //physical
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#define AMX_INFO_STACKTOP 16 //relocated
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#define AMX_INFO_HEAPLOW 20 //not relocated
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#define AMX_INFO_STACKTOP_U 24 //not relocated
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extern ISourcePawnEngine *engine;
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#endif //_INCLUDE_SOURCEPAWN_JIT_X86_H_
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