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Partly fixed JITing on mingw32 platform. The support is not full due to

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absence of dllimport JIT codegen.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32673 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anton Korobeynikov 2006-12-19 15:24:18 +00:00
parent 85e36e474d
commit cd79df01c2
1 changed files with 25 additions and 0 deletions
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25
lib/System/Win32/DynamicLibrary.inc
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@ -51,7 +51,11 @@ extern "C" {
stricmp(ModuleName, "msvcp60") != 0 && stricmp(ModuleName, "msvcp60") != 0 &&
stricmp(ModuleName, "msvcp70") != 0 && stricmp(ModuleName, "msvcp70") != 0 &&
stricmp(ModuleName, "msvcr70") != 0 && stricmp(ModuleName, "msvcr70") != 0 &&
#ifndef __MINGW32__
// Mingw32 uses msvcrt.dll by default. Don't ignore it.
// Otherwise, user should be aware, what he's doing :)
stricmp(ModuleName, "msvcrt") != 0 && stricmp(ModuleName, "msvcrt") != 0 &&
#endif
stricmp(ModuleName, "msvcrt20") != 0 && stricmp(ModuleName, "msvcrt20") != 0 &&
stricmp(ModuleName, "msvcrt40") != 0) { stricmp(ModuleName, "msvcrt40") != 0) {
OpenedHandles.push_back((HMODULE)ModuleBase); OpenedHandles.push_back((HMODULE)ModuleBase);
@ -84,6 +88,17 @@ DynamicLibrary::~DynamicLibrary() {
} }
} }
#ifdef __MINGW32__
#define EXPLICIT_SYMBOL(SYM) \
if (!strcmp(symbolName, #SYM)) return (void*)&SYM
#define EXPLICIT_SYMBOL2(SYMFROM, SYMTO) \
if (!strcmp(symbolName, #SYMFROM)) return (void*)&SYMTO
#define EXPLICIT_SYMBOL_DEF(SYM) \
extern "C" { extern void *SYM; }
EXPLICIT_SYMBOL_DEF(_alloca);
#endif
bool DynamicLibrary::LoadLibraryPermanently(const char *filename, bool DynamicLibrary::LoadLibraryPermanently(const char *filename,
std::string *ErrMsg) { std::string *ErrMsg) {
if (filename) { if (filename) {
@ -118,6 +133,16 @@ void* DynamicLibrary::SearchForAddressOfSymbol(const char* symbolName) {
return (void *) ptr; return (void *) ptr;
} }
#ifdef __MINGW32__
{
EXPLICIT_SYMBOL(_alloca);
EXPLICIT_SYMBOL2(alloca, _alloca);
#undef EXPLICIT_SYMBOL
#undef EXPLICIT_SYMBOL2
#undef EXPLICIT_SYMBOL_DEF
}
#endif
return 0; return 0;
} }