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1152 lines
30 KiB
C
1152 lines
30 KiB
C
//
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// m3_env.c
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//
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// Created by Steven Massey on 4/19/19.
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// Copyright © 2019 Steven Massey. All rights reserved.
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//
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#include <stdarg.h>
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#include "m3_env.h"
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#include "m3_compile.h"
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#include "m3_exec.h"
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#include "m3_exception.h"
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#include "m3_info.h"
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M3Result AllocFuncType (IM3FuncType * o_functionType, u32 i_numTypes)
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{
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*o_functionType = (IM3FuncType)m3_Malloc (sizeof (M3FuncType) + i_numTypes);
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return (*o_functionType) ? m3Err_none : m3Err_mallocFailed;
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}
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bool AreFuncTypesEqual (const IM3FuncType i_typeA, const IM3FuncType i_typeB)
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{
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if (i_typeA->numRets == i_typeB->numRets && i_typeA->numArgs == i_typeB->numArgs)
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{
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return (memcmp (i_typeA->types, i_typeB->types, i_typeA->numRets + i_typeA->numArgs) == 0);
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}
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return false;
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}
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void Runtime_ReleaseCodePages (IM3Runtime i_runtime)
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{
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}
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void Function_Release (IM3Function i_function)
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{
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m3_Free (i_function->constants);
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for (int i = 0; i < i_function->numNames; i++)
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{
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// name can be an alias of fieldUtf8
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if (i_function->names[i] != i_function->import.fieldUtf8)
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{
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m3_Free (i_function->names[i]);
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}
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}
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FreeImportInfo (& i_function->import);
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//if (i_function->ownsWasmCode)
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// m3Free (i_function->wasm);
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// Function_FreeCompiledCode (func);
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# if (d_m3EnableCodePageRefCounting)
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{
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m3Free (i_function->codePageRefs);
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i_function->numCodePageRefs = 0;
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}
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# endif
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}
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void Function_FreeCompiledCode (IM3Function i_function)
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{
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# if (d_m3EnableCodePageRefCounting)
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{
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i_function->compiled = NULL;
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while (i_function->numCodePageRefs--)
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{
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IM3CodePage page = i_function->codePageRefs [i_function->numCodePageRefs];
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if (--(page->info.usageCount) == 0)
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{
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// printf ("free %p\n", page);
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}
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}
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m3Free (i_function->codePageRefs);
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Runtime_ReleaseCodePages (i_function->module->runtime);
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}
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# endif
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}
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cstr_t m3_GetFunctionName (IM3Function i_function)
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{
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u16 numNames = 0;
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cstr_t *names = GetFunctionNames(i_function, &numNames);
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if (numNames > 0)
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return names[0];
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else
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return "<unnamed>";
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}
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IM3Module m3_GetFunctionModule (IM3Function i_function)
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{
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return i_function ? i_function->module : NULL;
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}
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cstr_t * GetFunctionNames (IM3Function i_function, u16 * o_numNames)
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{
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if (!i_function || !o_numNames)
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return NULL;
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if (i_function->import.fieldUtf8)
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{
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*o_numNames = 1;
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return &i_function->import.fieldUtf8;
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}
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else
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{
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*o_numNames = i_function->numNames;
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return i_function->names;
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}
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}
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cstr_t GetFunctionImportModuleName (IM3Function i_function)
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{
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return (i_function->import.moduleUtf8) ? i_function->import.moduleUtf8 : "";
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}
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u32 GetFunctionNumArgs (IM3Function i_function)
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{
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u32 numArgs = 0;
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if (i_function)
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{
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if (i_function->funcType)
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numArgs = i_function->funcType->numArgs;
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}
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return numArgs;
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}
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u32 GetFunctionNumReturns (IM3Function i_function)
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{
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u32 numReturns = 0;
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if (i_function)
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{
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if (i_function->funcType)
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numReturns = i_function->funcType->numRets;
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}
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return numReturns;
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}
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u32 GetFunctionNumArgsAndLocals (IM3Function i_function)
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{
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if (i_function)
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return i_function->numLocals + GetFunctionNumArgs (i_function);
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else
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return 0;
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}
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void FreeImportInfo (M3ImportInfo * i_info)
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{
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m3_Free (i_info->moduleUtf8);
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m3_Free (i_info->fieldUtf8);
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}
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IM3Environment m3_NewEnvironment ()
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{
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IM3Environment env = m3_AllocStruct (M3Environment);
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if (!env) return NULL;
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// create FuncTypes for all simple block return ValueTypes
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for (int t = c_m3Type_none; t <= c_m3Type_f64; t++)
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{
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d_m3Assert (t < 5);
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IM3FuncType ftype;
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AllocFuncType (& ftype, 1);
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ftype->numArgs = 0;
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ftype->numRets = (t == c_m3Type_none) ? 0 : 1;
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ftype->types[0] = t;
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env->retFuncTypes[t] = ftype;
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}
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return env;
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}
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void Environment_Release (IM3Environment i_environment)
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{
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IM3FuncType ftype = i_environment->funcTypes;
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while (ftype)
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{
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IM3FuncType next = ftype->next;
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m3_Free (ftype);
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ftype = next;
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}
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for (int t = c_m3Type_none; t <= c_m3Type_f64; t++)
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{
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d_m3Assert (t < 5);
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ftype = i_environment->retFuncTypes[t];
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d_m3Assert (ftype->next == NULL);
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m3_Free (ftype);
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}
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m3log (runtime, "freeing %d pages from environment", CountCodePages (i_environment->pagesReleased));
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FreeCodePages (& i_environment->pagesReleased);
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}
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void m3_FreeEnvironment (IM3Environment i_environment)
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{
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if (i_environment)
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{
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Environment_Release (i_environment);
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m3_Free (i_environment);
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}
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}
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void Environment_AddFuncType (IM3Environment i_environment, IM3FuncType * io_funcType)
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{
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IM3FuncType addType = * io_funcType;
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IM3FuncType newType = i_environment->funcTypes;
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while (newType)
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{
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if (AreFuncTypesEqual (newType, addType))
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{
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m3_Free (addType);
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break;
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}
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newType = newType->next;
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}
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if (newType == NULL)
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{
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newType = addType;
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newType->next = i_environment->funcTypes;
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i_environment->funcTypes = newType;
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}
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* io_funcType = newType;
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}
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IM3CodePage RemoveCodePageOfCapacity (M3CodePage ** io_list, u32 i_minimumLineCount)
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{
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IM3CodePage prev = NULL;
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IM3CodePage page = * io_list;
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while (page)
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{
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if (NumFreeLines (page) >= i_minimumLineCount)
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{ d_m3Assert (page->info.usageCount == 0);
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IM3CodePage next = page->info.next;
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if (prev)
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prev->info.next = next; // mid-list
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else
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* io_list = next; // front of list
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break;
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}
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prev = page;
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page = page->info.next;
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}
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return page;
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}
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IM3CodePage Environment_AcquireCodePage (IM3Environment i_environment, u32 i_minimumLineCount)
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{
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return RemoveCodePageOfCapacity (& i_environment->pagesReleased, i_minimumLineCount);
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}
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void Environment_ReleaseCodePages (IM3Environment i_environment, IM3CodePage i_codePageList)
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{
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IM3CodePage end = i_codePageList;
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while (end)
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{
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end->info.lineIndex = 0; // reset page
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#if d_m3RecordBacktraces
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end->info.mapping->size = 0;
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#endif // d_m3RecordBacktraces
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IM3CodePage next = end->info.next;
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if (not next)
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break;
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end = next;
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}
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if (end)
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{
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// push list to front
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end->info.next = i_environment->pagesReleased;
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i_environment->pagesReleased = i_codePageList;
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}
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}
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IM3Runtime m3_NewRuntime (IM3Environment i_environment, u32 i_stackSizeInBytes, void * i_userdata)
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{
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IM3Runtime runtime = m3_AllocStruct (M3Runtime);
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if (runtime)
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{
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m3_ResetErrorInfo(runtime);
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runtime->environment = i_environment;
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runtime->userdata = i_userdata;
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runtime->stack = m3_Malloc (i_stackSizeInBytes);
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if (runtime->stack)
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{
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runtime->numStackSlots = i_stackSizeInBytes / sizeof (m3slot_t); m3log (runtime, "new stack: %p", runtime->stack);
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}
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else m3_Free (runtime);
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}
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return runtime;
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}
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void * m3_GetUserData (IM3Runtime i_runtime)
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{
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return i_runtime ? i_runtime->userdata : NULL;
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}
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void * ForEachModule (IM3Runtime i_runtime, ModuleVisitor i_visitor, void * i_info)
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{
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void * r = NULL;
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IM3Module module = i_runtime->modules;
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while (module)
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{
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IM3Module next = module->next;
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r = i_visitor (module, i_info);
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if (r)
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break;
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module = next;
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}
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return r;
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}
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void * _FreeModule (IM3Module i_module, void * i_info)
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{
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m3_FreeModule (i_module);
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return NULL;
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}
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void FreeCompilationPatches (IM3Compilation o)
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{
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IM3BranchPatch patches = o->releasedPatches;
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while (patches)
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{
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IM3BranchPatch next = patches->next;
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m3_Free (patches);
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patches = next;
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}
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}
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void Runtime_Release (IM3Runtime i_runtime)
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{
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ForEachModule (i_runtime, _FreeModule, NULL); d_m3Assert (i_runtime->numActiveCodePages == 0);
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Environment_ReleaseCodePages (i_runtime->environment, i_runtime->pagesOpen);
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Environment_ReleaseCodePages (i_runtime->environment, i_runtime->pagesFull);
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FreeCompilationPatches (& i_runtime->compilation);
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m3_Free (i_runtime->stack);
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m3_Free (i_runtime->memory.mallocated);
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}
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void m3_FreeRuntime (IM3Runtime i_runtime)
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{
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if (i_runtime)
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{
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m3_PrintProfilerInfo ();
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Runtime_Release (i_runtime);
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m3_Free (i_runtime);
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}
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}
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M3Result EvaluateExpression (IM3Module i_module, void * o_expressed, u8 i_type, bytes_t * io_bytes, cbytes_t i_end)
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{
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M3Result result = m3Err_none;
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// create a temporary runtime context
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#if defined(d_m3PreferStaticAlloc)
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static M3Runtime runtime;
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#else
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M3Runtime runtime;
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#endif
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M3_INIT (runtime);
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runtime.environment = i_module->runtime->environment;
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runtime.numStackSlots = i_module->runtime->numStackSlots;
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runtime.stack = i_module->runtime->stack;
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m3stack_t stack = (m3stack_t)runtime.stack;
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IM3Runtime savedRuntime = i_module->runtime;
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i_module->runtime = & runtime;
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IM3Compilation o = & runtime.compilation;
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o->runtime = & runtime;
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o->module = i_module;
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o->wasm = * io_bytes;
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o->wasmEnd = i_end;
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o->lastOpcodeStart = o->wasm;
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o->block.depth = -1; // so that root compilation depth = 0
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// OPTZ: this code page could be erased after use. maybe have 'empty' list in addition to full and open?
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o->page = AcquireCodePage (& runtime); // AcquireUnusedCodePage (...)
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if (o->page)
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{
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IM3FuncType ftype = runtime.environment->retFuncTypes[i_type];
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pc_t m3code = GetPagePC (o->page);
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result = CompileBlock (o, ftype, c_waOp_block);
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if (not result)
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{
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m3ret_t r = Call (m3code, stack, NULL, d_m3OpDefaultArgs);
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if (r == 0)
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{
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if (SizeOfType (i_type) == sizeof (u32))
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{
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* (u32 *) o_expressed = * ((u32 *) stack);
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}
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else
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{
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* (u64 *) o_expressed = * ((u64 *) stack);
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}
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}
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}
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// TODO: EraseCodePage (...) see OPTZ above
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ReleaseCodePage (& runtime, o->page);
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}
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else result = m3Err_mallocFailedCodePage;
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runtime.stack = NULL; // prevent free(stack) in ReleaseRuntime
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Runtime_Release (& runtime);
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i_module->runtime = savedRuntime;
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* io_bytes = o->wasm;
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return result;
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}
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M3Result InitMemory (IM3Runtime io_runtime, IM3Module i_module)
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{
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M3Result result = m3Err_none; //d_m3Assert (not io_runtime->memory.wasmPages);
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if (not i_module->memoryImported)
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{
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u32 maxPages = i_module->memoryInfo.maxPages;
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io_runtime->memory.maxPages = maxPages ? maxPages : 65536;
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result = ResizeMemory (io_runtime, i_module->memoryInfo.initPages);
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}
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return result;
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}
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M3Result ResizeMemory (IM3Runtime io_runtime, u32 i_numPages)
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{
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M3Result result = m3Err_none;
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u32 numPagesToAlloc = i_numPages;
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M3Memory * memory = & io_runtime->memory;
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#if 0 // Temporary fix for memory allocation
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if (memory->mallocated) {
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memory->numPages = i_numPages;
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memory->mallocated->end = memory->wasmPages + (memory->numPages * c_m3MemPageSize);
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return result;
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}
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i_numPagesToAlloc = 256;
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#endif
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if (numPagesToAlloc <= memory->maxPages)
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{
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size_t numPageBytes = numPagesToAlloc * d_m3MemPageSize;
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// Limit the amount of memory that gets allocated
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if (io_runtime->memoryLimit) {
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numPageBytes = M3_MIN (numPageBytes, io_runtime->memoryLimit);
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}
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size_t numBytes = numPageBytes + sizeof (M3MemoryHeader);
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size_t numPreviousBytes = memory->numPages * d_m3MemPageSize;
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if (numPreviousBytes)
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numPreviousBytes += sizeof (M3MemoryHeader);
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void* newMem = m3_Realloc (memory->mallocated, numBytes, numPreviousBytes);
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_throwifnull(newMem);
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memory->mallocated = (M3MemoryHeader*)newMem;
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# if d_m3LogRuntime
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M3MemoryHeader * oldMallocated = memory->mallocated;
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# endif
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memory->numPages = numPagesToAlloc;
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memory->mallocated->length = numPageBytes;
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memory->mallocated->runtime = io_runtime;
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memory->mallocated->maxStack = (m3slot_t *) io_runtime->stack + io_runtime->numStackSlots;
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m3log (runtime, "resized old: %p; mem: %p; length: %zu; pages: %d", oldMallocated, memory->mallocated, memory->mallocated->length, memory->numPages);
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}
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else result = m3Err_wasmMemoryOverflow;
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_catch: return result;
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}
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M3Result InitGlobals (IM3Module io_module)
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{
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M3Result result = m3Err_none;
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if (io_module->numGlobals)
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{
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// placing the globals in their structs isn't good for cache locality, but i don't really know what the global
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// access patterns typcially look like yet.
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// io_module->globalMemory = m3Alloc (m3reg_t, io_module->numGlobals);
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// if (io_module->globalMemory)
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{
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for (u32 i = 0; i < io_module->numGlobals; ++i)
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{
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M3Global * g = & io_module->globals [i]; m3log (runtime, "initializing global: %d", i);
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if (g->initExpr)
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{
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bytes_t start = g->initExpr;
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result = EvaluateExpression (io_module, & g->intValue, g->type, & start, g->initExpr + g->initExprSize);
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|
|
if (not result)
|
|
{
|
|
// io_module->globalMemory [i] = initValue;
|
|
}
|
|
else break;
|
|
}
|
|
else
|
|
{ m3log (runtime, "importing global");
|
|
|
|
}
|
|
}
|
|
}
|
|
// else result = ErrorModule (m3Err_mallocFailed, io_module, "could allocate globals for module: '%s", io_module->name);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
|
|
M3Result InitDataSegments (M3Memory * io_memory, IM3Module io_module)
|
|
{
|
|
M3Result result = m3Err_none;
|
|
|
|
for (u32 i = 0; i < io_module->numDataSegments; ++i)
|
|
{
|
|
M3DataSegment * segment = & io_module->dataSegments [i];
|
|
|
|
i32 segmentOffset;
|
|
bytes_t start = segment->initExpr;
|
|
_ (EvaluateExpression (io_module, & segmentOffset, c_m3Type_i32, & start, segment->initExpr + segment->initExprSize));
|
|
|
|
m3log (runtime, "loading data segment: %d; size: %d; offset: %d", i, segment->size, segmentOffset);
|
|
|
|
if (io_memory->mallocated)
|
|
{
|
|
u8 * dest = m3MemData (io_memory->mallocated) + segmentOffset;
|
|
|
|
if ((size_t) segmentOffset + segment->size <= io_memory->mallocated->length)
|
|
memcpy (dest, segment->data, segment->size);
|
|
else
|
|
_throw ("data segment overflowing linear memory");
|
|
}
|
|
else _throw ("unallocated linear memory");
|
|
}
|
|
|
|
_catch: return result;
|
|
}
|
|
|
|
|
|
M3Result InitElements (IM3Module io_module)
|
|
{
|
|
M3Result result = m3Err_none;
|
|
|
|
bytes_t bytes = io_module->elementSection;
|
|
cbytes_t end = io_module->elementSectionEnd;
|
|
|
|
for (u32 i = 0; i < io_module->numElementSegments; ++i)
|
|
{
|
|
u32 index;
|
|
_ (ReadLEB_u32 (& index, & bytes, end));
|
|
|
|
if (index == 0)
|
|
{
|
|
i32 offset;
|
|
_ (EvaluateExpression (io_module, & offset, c_m3Type_i32, & bytes, end));
|
|
|
|
u32 numElements;
|
|
_ (ReadLEB_u32 (& numElements, & bytes, end));
|
|
|
|
u32 endElement = numElements + offset;
|
|
|
|
_throwif ("table overflow", offset >= endElement); // TODO: check this, endElement depends on offset
|
|
io_module->table0 = m3_ReallocArray (IM3Function, io_module->table0, endElement, io_module->table0Size);
|
|
_throwifnull(io_module->table0);
|
|
io_module->table0Size = endElement;
|
|
|
|
for (u32 e = 0; e < numElements; ++e)
|
|
{
|
|
u32 functionIndex;
|
|
_ (ReadLEB_u32 (& functionIndex, & bytes, end));
|
|
_throwif ("function index out of range", functionIndex >= io_module->numFunctions);
|
|
IM3Function function = & io_module->functions [functionIndex]; d_m3Assert (function); //printf ("table: %s\n", m3_GetFunctionName(function));
|
|
io_module->table0 [e + offset] = function;
|
|
}
|
|
}
|
|
else _throw ("element table index must be zero for MVP");
|
|
}
|
|
|
|
_catch: return result;
|
|
}
|
|
|
|
M3Result m3_RunStart (IM3Module io_module)
|
|
{
|
|
M3Result result = m3Err_none;
|
|
|
|
if (io_module and io_module->startFunction >= 0)
|
|
{
|
|
IM3Function function = & io_module->functions [io_module->startFunction];
|
|
|
|
if (not function->compiled)
|
|
{
|
|
_ (Compile_Function (function));
|
|
}
|
|
|
|
IM3FuncType ftype = function->funcType;
|
|
if (ftype->numArgs != 0 || ftype->numRets != 0)
|
|
_throw (m3Err_argumentCountMismatch);
|
|
|
|
IM3Module module = function->module;
|
|
IM3Runtime runtime = module->runtime;
|
|
|
|
_ ((M3Result) Call (function->compiled, (m3stack_t) runtime->stack, runtime->memory.mallocated, d_m3OpDefaultArgs));
|
|
|
|
io_module->startFunction = -1;
|
|
}
|
|
|
|
_catch: return result;
|
|
}
|
|
|
|
// TODO: deal with main + side-modules loading efforcement
|
|
M3Result m3_LoadModule (IM3Runtime io_runtime, IM3Module io_module)
|
|
{
|
|
M3Result result = m3Err_none;
|
|
|
|
if (not io_module->runtime)
|
|
{
|
|
io_module->runtime = io_runtime;
|
|
M3Memory * memory = & io_runtime->memory;
|
|
|
|
_ (InitMemory (io_runtime, io_module));
|
|
_ (InitGlobals (io_module));
|
|
_ (InitDataSegments (memory, io_module));
|
|
_ (InitElements (io_module));
|
|
|
|
io_module->next = io_runtime->modules;
|
|
io_runtime->modules = io_module;
|
|
|
|
// Start func might use imported functions, which are not liked here yet,
|
|
// so it will be called before a function call is attempted (in m3_FindFuSnction)
|
|
}
|
|
else result = m3Err_moduleAlreadyLinked;
|
|
|
|
if (result)
|
|
io_module->runtime = NULL;
|
|
|
|
_catch: return result;
|
|
}
|
|
|
|
|
|
void * v_FindFunction (IM3Module i_module, const char * const i_name)
|
|
{
|
|
for (u32 i = 0; i < i_module->numFunctions; ++i)
|
|
{
|
|
IM3Function f = & i_module->functions [i];
|
|
|
|
bool isImported = f->import.moduleUtf8 or f->import.fieldUtf8;
|
|
|
|
if (isImported)
|
|
continue;
|
|
|
|
for (int j = 0; j < f->numNames; j++)
|
|
{
|
|
if (f->names [j] and strcmp (f->names [j], i_name) == 0)
|
|
return f;
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
|
|
M3Result m3_FindFunction (IM3Function * o_function, IM3Runtime i_runtime, const char * const i_functionName)
|
|
{
|
|
M3Result result = m3Err_none;
|
|
|
|
if (!i_runtime->modules) {
|
|
return "no modules loaded";
|
|
}
|
|
|
|
IM3Function function = (IM3Function) ForEachModule (i_runtime, (ModuleVisitor) v_FindFunction, (void *) i_functionName);
|
|
|
|
if (function)
|
|
{
|
|
if (not function->compiled)
|
|
{
|
|
result = Compile_Function (function);
|
|
if (result)
|
|
function = NULL;
|
|
}
|
|
}
|
|
else result = ErrorModule (m3Err_functionLookupFailed, i_runtime->modules, "'%s'", i_functionName);
|
|
|
|
// Check if start function needs to be called
|
|
if (function and function->module->startFunction) {
|
|
result = m3_RunStart (function->module);
|
|
if (result)
|
|
return result;
|
|
}
|
|
|
|
* o_function = function;
|
|
|
|
return result;
|
|
}
|
|
|
|
uint32_t m3_GetArgCount (IM3Function i_function)
|
|
{
|
|
if (i_function) {
|
|
IM3FuncType ft = i_function->funcType;
|
|
if (ft) {
|
|
return ft->numArgs;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
uint32_t m3_GetRetCount (IM3Function i_function)
|
|
{
|
|
if (i_function) {
|
|
IM3FuncType ft = i_function->funcType;
|
|
if (ft) {
|
|
return ft->numRets;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
M3ValueType m3_GetArgType (IM3Function i_function, uint32_t index)
|
|
{
|
|
if (i_function) {
|
|
IM3FuncType ft = i_function->funcType;
|
|
if (ft and index < ft->numArgs) {
|
|
return (M3ValueType)d_FuncArgType(ft, index);
|
|
}
|
|
}
|
|
return c_m3Type_none;
|
|
}
|
|
|
|
M3ValueType m3_GetRetType (IM3Function i_function, uint32_t index)
|
|
{
|
|
if (i_function) {
|
|
IM3FuncType ft = i_function->funcType;
|
|
if (ft and index < ft->numRets) {
|
|
return (M3ValueType)d_FuncRetType(ft, index);
|
|
}
|
|
}
|
|
return c_m3Type_none;
|
|
}
|
|
|
|
M3Result m3_CallV (IM3Function i_function, ...)
|
|
{
|
|
va_list ap;
|
|
va_start(ap, i_function);
|
|
M3Result r = m3_CallVL(i_function, ap);
|
|
va_end(ap);
|
|
return r;
|
|
}
|
|
|
|
M3Result m3_CallVL (IM3Function i_function, va_list i_args)
|
|
{
|
|
IM3Runtime runtime = i_function->module->runtime;
|
|
IM3FuncType ftype = i_function->funcType;
|
|
|
|
if (!i_function->compiled) {
|
|
return m3Err_missingCompiledCode;
|
|
}
|
|
|
|
# if d_m3RecordBacktraces
|
|
ClearBacktrace (runtime);
|
|
# endif
|
|
|
|
u8* s = (u8*) runtime->stack;
|
|
for (u32 i = 0; i < ftype->numArgs; ++i)
|
|
{
|
|
switch (d_FuncArgType(ftype, i)) {
|
|
case c_m3Type_i32: *(i32*)(s) = va_arg(i_args, i32); s += 8; break;
|
|
case c_m3Type_i64: *(i64*)(s) = va_arg(i_args, i64); s += 8; break;
|
|
case c_m3Type_f32: *(f32*)(s) = va_arg(i_args, f64); s += 8; break; // f32 is passed as f64
|
|
case c_m3Type_f64: *(f64*)(s) = va_arg(i_args, f64); s += 8; break;
|
|
default: return "unknown argument type";
|
|
}
|
|
}
|
|
m3StackCheckInit();
|
|
M3Result r = (M3Result) Call (i_function->compiled, (m3stack_t)(runtime->stack), runtime->memory.mallocated, d_m3OpDefaultArgs);
|
|
|
|
runtime->lastCalled = r ? NULL : i_function;
|
|
|
|
#if d_m3LogNativeStack
|
|
int stackUsed = m3StackGetMax();
|
|
fprintf (stderr, "Native stack used: %d\n", stackUsed);
|
|
#endif
|
|
|
|
return r;
|
|
}
|
|
|
|
M3Result m3_Call (IM3Function i_function, uint32_t i_argc, const void * i_argptrs[])
|
|
{
|
|
IM3Runtime runtime = i_function->module->runtime;
|
|
IM3FuncType ftype = i_function->funcType;
|
|
|
|
if (i_argc != ftype->numArgs) {
|
|
return m3Err_argumentCountMismatch;
|
|
}
|
|
if (!i_function->compiled) {
|
|
return m3Err_missingCompiledCode;
|
|
}
|
|
|
|
# if d_m3RecordBacktraces
|
|
ClearBacktrace (runtime);
|
|
# endif
|
|
|
|
u8* s = (u8*) runtime->stack;
|
|
for (u32 i = 0; i < ftype->numArgs; ++i)
|
|
{
|
|
switch (d_FuncArgType(ftype, i)) {
|
|
case c_m3Type_i32: *(i32*)(s) = *(i32*)i_argptrs[i]; s += 8; break;
|
|
case c_m3Type_i64: *(i64*)(s) = *(i64*)i_argptrs[i]; s += 8; break;
|
|
case c_m3Type_f32: *(f32*)(s) = *(f32*)i_argptrs[i]; s += 8; break;
|
|
case c_m3Type_f64: *(f64*)(s) = *(f64*)i_argptrs[i]; s += 8; break;
|
|
default: return "unknown argument type";
|
|
}
|
|
}
|
|
|
|
m3StackCheckInit();
|
|
M3Result r = (M3Result) Call (i_function->compiled, (m3stack_t)(runtime->stack), runtime->memory.mallocated, d_m3OpDefaultArgs);
|
|
|
|
runtime->lastCalled = r ? NULL : i_function;
|
|
|
|
#if d_m3LogNativeStack
|
|
int stackUsed = m3StackGetMax();
|
|
fprintf (stderr, "Native stack used: %d\n", stackUsed);
|
|
#endif
|
|
|
|
return r;
|
|
}
|
|
|
|
M3Result m3_CallArgv (IM3Function i_function, uint32_t i_argc, const char * i_argv[])
|
|
{
|
|
IM3FuncType ftype = i_function->funcType;
|
|
IM3Runtime runtime = i_function->module->runtime;
|
|
|
|
if (i_argc != ftype->numArgs) {
|
|
return m3Err_argumentCountMismatch;
|
|
}
|
|
if (!i_function->compiled) {
|
|
return m3Err_missingCompiledCode;
|
|
}
|
|
|
|
# if d_m3RecordBacktraces
|
|
ClearBacktrace (runtime);
|
|
# endif
|
|
|
|
u8* s = (u8*) runtime->stack;
|
|
for (u32 i = 0; i < ftype->numArgs; ++i)
|
|
{
|
|
switch (d_FuncArgType(ftype, i)) {
|
|
case c_m3Type_i32: *(i32*)(s) = strtoul(i_argv[i], NULL, 10); s += 8; break;
|
|
case c_m3Type_i64: *(i64*)(s) = strtoull(i_argv[i], NULL, 10); s += 8; break;
|
|
case c_m3Type_f32: *(f32*)(s) = strtod(i_argv[i], NULL); s += 8; break; // strtof would be less portable
|
|
case c_m3Type_f64: *(f64*)(s) = strtod(i_argv[i], NULL); s += 8; break;
|
|
default: return "unknown argument type";
|
|
}
|
|
}
|
|
|
|
m3StackCheckInit();
|
|
M3Result r = (M3Result) Call (i_function->compiled, (m3stack_t)(runtime->stack), runtime->memory.mallocated, d_m3OpDefaultArgs);
|
|
|
|
runtime->lastCalled = r ? NULL : i_function;
|
|
|
|
#if d_m3LogNativeStack
|
|
int stackUsed = m3StackGetMax();
|
|
fprintf (stderr, "Native stack used: %d\n", stackUsed);
|
|
#endif
|
|
|
|
return r;
|
|
}
|
|
|
|
M3Result m3_GetResults (IM3Function i_function, uint32_t i_retc, const void * o_retptrs[])
|
|
{
|
|
IM3FuncType ftype = i_function->funcType;
|
|
IM3Runtime runtime = i_function->module->runtime;
|
|
|
|
if (i_retc != ftype->numRets) {
|
|
return m3Err_argumentCountMismatch;
|
|
}
|
|
if (i_function != runtime->lastCalled) {
|
|
return "function not called";
|
|
}
|
|
|
|
u8* s = (u8*) runtime->stack;
|
|
for (u32 i = 0; i < ftype->numRets; ++i)
|
|
{
|
|
switch (d_FuncRetType(ftype, i)) {
|
|
case c_m3Type_i32: *(i32*)o_retptrs[i] = *(i32*)(s); s += 8; break;
|
|
case c_m3Type_i64: *(i64*)o_retptrs[i] = *(i64*)(s); s += 8; break;
|
|
case c_m3Type_f32: *(f32*)o_retptrs[i] = *(f32*)(s); s += 8; break;
|
|
case c_m3Type_f64: *(f64*)o_retptrs[i] = *(f64*)(s); s += 8; break;
|
|
default: return "unknown return type";
|
|
}
|
|
}
|
|
return m3Err_none;
|
|
}
|
|
|
|
M3Result m3_GetResultsV (IM3Function i_function, ...)
|
|
{
|
|
va_list ap;
|
|
va_start(ap, i_function);
|
|
M3Result r = m3_GetResultsVL(i_function, ap);
|
|
va_end(ap);
|
|
return r;
|
|
}
|
|
|
|
M3Result m3_GetResultsVL (IM3Function i_function, va_list o_rets)
|
|
{
|
|
IM3Runtime runtime = i_function->module->runtime;
|
|
IM3FuncType ftype = i_function->funcType;
|
|
|
|
if (i_function != runtime->lastCalled) {
|
|
return "function not called";
|
|
}
|
|
|
|
u8* s = (u8*) runtime->stack;
|
|
for (u32 i = 0; i < ftype->numRets; ++i)
|
|
{
|
|
switch (d_FuncRetType(ftype, i)) {
|
|
case c_m3Type_i32: *va_arg(o_rets, i32*) = *(i32*)(s); s += 8; break;
|
|
case c_m3Type_i64: *va_arg(o_rets, i64*) = *(i64*)(s); s += 8; break;
|
|
case c_m3Type_f32: *va_arg(o_rets, f32*) = *(f32*)(s); s += 8; break;
|
|
case c_m3Type_f64: *va_arg(o_rets, f64*) = *(f64*)(s); s += 8; break;
|
|
default: return "unknown argument type";
|
|
}
|
|
}
|
|
return m3Err_none;
|
|
}
|
|
|
|
void ReleaseCodePageNoTrack (IM3Runtime i_runtime, IM3CodePage i_codePage)
|
|
{
|
|
if (i_codePage)
|
|
{
|
|
IM3CodePage * list;
|
|
|
|
bool pageFull = (NumFreeLines (i_codePage) < d_m3CodePageFreeLinesThreshold);
|
|
if (pageFull)
|
|
list = & i_runtime->pagesFull;
|
|
else
|
|
list = & i_runtime->pagesOpen;
|
|
|
|
PushCodePage (list, i_codePage); m3log (emit, "release page: %d to queue: '%s'", i_codePage->info.sequence, pageFull ? "full" : "open")
|
|
}
|
|
}
|
|
|
|
|
|
IM3CodePage AcquireCodePageWithCapacity (IM3Runtime i_runtime, u32 i_minLineCount)
|
|
{
|
|
IM3CodePage page = RemoveCodePageOfCapacity (& i_runtime->pagesOpen, i_minLineCount);
|
|
|
|
if (not page)
|
|
{
|
|
page = Environment_AcquireCodePage (i_runtime->environment, i_minLineCount);
|
|
|
|
if (not page)
|
|
page = NewCodePage (i_minLineCount);
|
|
|
|
if (page)
|
|
i_runtime->numCodePages++;
|
|
}
|
|
|
|
if (page)
|
|
{ m3log (emit, "acquire page: %d", page->info.sequence);
|
|
i_runtime->numActiveCodePages++;
|
|
}
|
|
|
|
return page;
|
|
}
|
|
|
|
|
|
IM3CodePage AcquireCodePage (IM3Runtime i_runtime)
|
|
{
|
|
return AcquireCodePageWithCapacity (i_runtime, d_m3CodePageFreeLinesThreshold);
|
|
}
|
|
|
|
|
|
void ReleaseCodePage (IM3Runtime i_runtime, IM3CodePage i_codePage)
|
|
{
|
|
if (i_codePage)
|
|
{
|
|
ReleaseCodePageNoTrack (i_runtime, i_codePage);
|
|
i_runtime->numActiveCodePages--;
|
|
|
|
# if defined (DEBUG)
|
|
u32 numOpen = CountCodePages (i_runtime->pagesOpen);
|
|
u32 numFull = CountCodePages (i_runtime->pagesFull);
|
|
|
|
m3log (runtime, "runtime: %p; open-pages: %d; full-pages: %d; active: %d; total: %d", i_runtime, numOpen, numFull, i_runtime->numActiveCodePages, i_runtime->numCodePages);
|
|
|
|
d_m3Assert (numOpen + numFull + i_runtime->numActiveCodePages == i_runtime->numCodePages);
|
|
|
|
# if d_m3LogCodePages
|
|
dump_code_page (i_codePage, /* startPC: */ NULL);
|
|
# endif
|
|
# endif
|
|
}
|
|
}
|
|
|
|
|
|
#if d_m3VerboseLogs
|
|
M3Result m3Error (M3Result i_result, IM3Runtime i_runtime, IM3Module i_module, IM3Function i_function,
|
|
const char * const i_file, u32 i_lineNum, const char * const i_errorMessage, ...)
|
|
{
|
|
if (i_runtime)
|
|
{
|
|
i_runtime->error = (M3ErrorInfo){ i_result, i_runtime, i_module, i_function, i_file, i_lineNum };
|
|
i_runtime->error.message = i_runtime->error_message;
|
|
|
|
va_list args;
|
|
va_start (args, i_errorMessage);
|
|
vsnprintf (i_runtime->error_message, sizeof(i_runtime->error_message), i_errorMessage, args);
|
|
va_end (args);
|
|
}
|
|
|
|
return i_result;
|
|
}
|
|
#endif
|
|
|
|
|
|
void m3_GetErrorInfo (IM3Runtime i_runtime, M3ErrorInfo* o_info)
|
|
{
|
|
if (i_runtime)
|
|
{
|
|
*o_info = i_runtime->error;
|
|
m3_ResetErrorInfo (i_runtime);
|
|
}
|
|
}
|
|
|
|
|
|
void m3_ResetErrorInfo (IM3Runtime i_runtime)
|
|
{
|
|
if (i_runtime)
|
|
{
|
|
M3_INIT(i_runtime->error);
|
|
i_runtime->error.message = "";
|
|
}
|
|
}
|
|
|
|
uint8_t * m3_GetMemory (IM3Runtime i_runtime, uint32_t * o_memorySizeInBytes, uint32_t i_memoryIndex)
|
|
{
|
|
uint8_t * memory = NULL;
|
|
d_m3Assert (i_memoryIndex == 0);
|
|
|
|
if (i_runtime)
|
|
{
|
|
u32 size = (u32) i_runtime->memory.mallocated->length;
|
|
|
|
if (o_memorySizeInBytes)
|
|
* o_memorySizeInBytes = size;
|
|
|
|
if (size)
|
|
memory = m3MemData (i_runtime->memory.mallocated);
|
|
}
|
|
|
|
return memory;
|
|
}
|
|
|
|
M3BacktraceInfo * m3_GetBacktrace (IM3Runtime i_runtime)
|
|
{
|
|
# if d_m3RecordBacktraces
|
|
return & i_runtime->backtrace;
|
|
# else
|
|
return NULL;
|
|
# endif
|
|
}
|
|
|