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This toolchain is based on LLVM and we do not need GCC support in SPEC compiler.

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This commit is contained in:
Rafal Kupiec
2020-09-10 21:28:37 +02:00
parent 91b34c1656
commit c9e595cbb0
1 changed files with 8 additions and 152 deletions
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158
tools/xtcspecc.c
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@@ -49,7 +49,6 @@ enum _ARCH
};
typedef int (*PFNOUTLINE)(FILE *, EXPORT *);
int gbMSComp = 0;
int gbImportLib = 0;
int gbNotPrivateNoWarn = 0;
int gbTracing = 0;
@@ -531,20 +530,13 @@ PrintName(FILE *fileDest,
pcAt = ScanToken(pcName, '@');
if(pcAt && (pcAt < (pcName + nNameLength)))
{
/* On GCC, we need to remove the leading stdcall underscore */
if(!gbMSComp && (pexp->nCallingConvention == CC_STDCALL))
{
pcName++;
nNameLength--;
}
/* Print the already decorated function name */
fprintf(fileDest, "%.*s", nNameLength, pcName);
}
else
{
/* Print the prefix, but skip it for (GCC && stdcall) */
if(gbMSComp || (pexp->nCallingConvention != CC_STDCALL))
/* Print the prefix, but skip it for stdcall */
if(pexp->nCallingConvention != CC_STDCALL)
{
fprintf(fileDest, "%c", pexp->nCallingConvention == CC_FASTCALL ? '@' : '_');
}
@@ -560,10 +552,13 @@ PrintName(FILE *fileDest,
}
}
void
OutputLine_def_MS(FILE *fileDest,
int
OutputLine_def(FILE *fileDest,
EXPORT *pexp)
{
DbgPrint("OutputLine_def: '%.*s'...\n", pexp->strName.len, pexp->strName.buf);
fprintf(fileDest, " ");
PrintName(fileDest, pexp, &pexp->strName, 0);
if(gbImportLib)
@@ -610,92 +605,6 @@ OutputLine_def_MS(FILE *fileDest,
/* Redirect it to the relay-tracing trampoline */
fprintf(fileDest, "=$relaytrace$%.*s", pexp->strName.len, pexp->strName.buf);
}
}
void
OutputLine_def_GCC(FILE *fileDest,
EXPORT *pexp)
{
int bTracing = 0;
/* Print the function name, with decoration for export libs */
PrintName(fileDest, pexp, &pexp->strName, gbImportLib);
DbgPrint("Generating def line for '%.*s'\n", pexp->strName.len, pexp->strName.buf);
/* Check if this is a forwarded export */
if(pexp->strTarget.buf)
{
int fIsExternal = !!ScanToken(pexp->strTarget.buf, '.');
DbgPrint("Got redirect '%.*s'\n", pexp->strTarget.len, pexp->strTarget.buf);
/* print the target name, don't decorate if it is external */
fprintf(fileDest, "=");
PrintName(fileDest, pexp, &pexp->strTarget, !fIsExternal);
}
else if(((pexp->uFlags & FL_STUB) || (pexp->nCallingConvention == CC_STUB)) &&
(pexp->strName.buf[0] == '?'))
{
/* C++ stubs are forwarded to C stubs */
fprintf(fileDest, "=stub_function%d", pexp->nNumber);
}
else if(gbTracing && ((pexp->uFlags & FL_NORELAY) == 0) &&
(pexp->nCallingConvention == CC_STDCALL) &&
(pexp->strName.buf[0] != '?'))
{
/* Redirect it to the relay-tracing trampoline */
char buf[256];
STRING strTarget;
fprintf(fileDest, "=");
sprintf(buf, "$relaytrace$%.*s", pexp->strName.len, pexp->strName.buf);
strTarget.buf = buf;
strTarget.len = pexp->strName.len + 12;
PrintName(fileDest, pexp, &strTarget, 1);
bTracing = 1;
}
/* Special handling for stdcall and fastcall */
if((giArch == ARCH_X86) &&
((pexp->nCallingConvention == CC_STDCALL) ||
(pexp->nCallingConvention == CC_FASTCALL)))
{
/* Is this the import lib? */
if(gbImportLib)
{
/* Is the name in the spec file decorated? */
const char* pcDeco = ScanToken(pexp->strName.buf, '@');
if(pcDeco &&
(pexp->strName.len > 1) &&
(pcDeco < pexp->strName.buf + pexp->strName.len))
{
/* Write the name including the leading @ */
fprintf(fileDest, "==%.*s", pexp->strName.len, pexp->strName.buf);
}
}
else if((!pexp->strTarget.buf) && !(bTracing))
{
/* Write a forwarder to the actual decorated symbol */
fprintf(fileDest, "=");
PrintName(fileDest, pexp, &pexp->strName, 1);
}
}
}
int
OutputLine_def(FILE *fileDest,
EXPORT *pexp)
{
DbgPrint("OutputLine_def: '%.*s'...\n", pexp->strName.len, pexp->strName.buf);
fprintf(fileDest, " ");
if(gbMSComp)
OutputLine_def_MS(fileDest, pexp);
else
OutputLine_def_GCC(fileDest, pexp);
/* On GCC builds we force ordinals */
if((pexp->uFlags & FL_ORDINAL) || (!gbMSComp && !gbImportLib))
{
fprintf(fileDest, " @%d", pexp->nOrdinal);
}
if(pexp->uFlags & FL_NONAME)
{
@@ -1028,10 +937,6 @@ ParseFile(char* pcStart,
else if(CompareToken(pc, "-ordinal"))
{
exp.uFlags |= FL_ORDINAL;
/* GCC doesn't automatically import by ordinal if an ordinal
* is found in the def file. Force it. */
if(gbImportLib && !gbMSComp)
exp.uFlags |= FL_NONAME;
}
else if(CompareToken(pc, "-stub"))
{
@@ -1226,41 +1131,6 @@ ParseFile(char* pcStart,
Fatal(pszSourceFileName, nLine, pcLine, pc, 0, "Ordinal export without ordinal");
}
/*
* Check for special handling of OLE exports, only when MSVC
* is not used, since otherwise this is handled by MS LINK.EXE.
*/
if(!gbMSComp)
{
/* Check whether the current export is not PRIVATE, or has an ordinal */
int bIsNotPrivate = (!gbNotPrivateNoWarn && /*gbImportLib &&*/ !(exp.uFlags & FL_PRIVATE));
int bHasOrdinal = (exp.uFlags & FL_ORDINAL);
/* Check whether the current export is an OLE export, in case any of these tests pass */
if(bIsNotPrivate || bHasOrdinal)
{
for(i = 0; i < ARRAYSIZE(astrOlePrivateExports); ++i)
{
if(strlen(astrOlePrivateExports[i]) == exp.strName.len &&
strncmp(exp.strName.buf, astrOlePrivateExports[i], exp.strName.len) == 0)
{
/* The current export is an OLE export: display the corresponding warning */
if(bIsNotPrivate)
{
fprintf(stderr, "WARNING: %s line %d: Exported symbol '%.*s' should be PRIVATE\n",
pszSourceFileName, nLine, exp.strName.len, exp.strName.buf);
}
if(bHasOrdinal)
{
fprintf(stderr, "WARNING: %s line %d: exported symbol '%.*s' should not be assigned an ordinal\n",
pszSourceFileName, nLine, exp.strName.len, exp.strName.buf);
}
break;
}
}
}
}
pexports[*cExports] = exp;
(*cExports)++;
gbDebug = 0;
@@ -1329,7 +1199,6 @@ void usage(void)
" -n=<name> name of the dll\n"
" -a=<arch> set architecture to one of: aarch64, armv7, i686, x86_64\n"
" --implib generate a def file for an import library\n"
" --msvc MSVC compatibility\n"
" --no-private-warnings suppress warnings about symbols that should be private\n"
" --with-tracing generate wine-like \"+relay\" trace trampolines (needs -s)\n",
XTCSPECC_VERSION,
@@ -1393,10 +1262,6 @@ int main(int argc,
{
gbImportLib = 1;
}
else if(strcasecmp(argv[i], "--msvc") == 0)
{
gbMSComp = 1;
}
else if(strcasecmp(argv[i], "--no-private-warnings") == 0)
{
gbNotPrivateNoWarn = 1;
@@ -1516,15 +1381,6 @@ int main(int argc,
return -1;
}
if(!gbMSComp)
{
if(ApplyOrdinals(pexports, cExports) < 0)
{
fprintf(stderr, "error: could not apply ordinals!\n");
return -1;
}
}
if(pszDefFileName)
{
/* Open output file */