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Revise compilation of CON_CASE and CON_DEFAULT.

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git-svn-id: https://svn.eduke32.com/eduke32@5577 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
terminx 2016-01-21 19:35:19 +00:00
parent 2d004034b1
commit 180d33c66e
2 changed files with 73 additions and 72 deletions
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130
polymer/eduke32/source/gamedef.c
View file

@ -54,7 +54,7 @@ static int32_t g_checkingIfElse, g_processingState, g_lastKeyword = -1;
// First entry is 'default' code. // First entry is 'default' code.
static intptr_t *g_caseScriptPtr; static intptr_t *g_caseScriptPtr;
static intptr_t previous_event; static intptr_t previous_event;
static int32_t g_numCases = 0; static int32_t g_numCases = 0, g_checkingCase = 0;
static int32_t g_checkingSwitch = 0, g_currentEvent = -1; static int32_t g_checkingSwitch = 0, g_currentEvent = -1;
static int32_t g_labelsOnly = 0, g_skipKeywordCheck = 0, g_dynamicTileMapping = 0, g_dynamicSoundMapping = 0; static int32_t g_labelsOnly = 0, g_skipKeywordCheck = 0, g_dynamicTileMapping = 0, g_dynamicSoundMapping = 0;
static int32_t g_numBraces = 0; static int32_t g_numBraces = 0;
@ -2767,14 +2767,14 @@ LUNATIC_EXTERN void C_SetCfgName(const char *cfgname)
} }
#if !defined LUNATIC #if !defined LUNATIC
static void C_BitOrNextValue(int32_t *valptr) static inline void C_BitOrNextValue(int32_t *valptr)
{ {
C_GetNextValue(LABEL_DEFINE); C_GetNextValue(LABEL_DEFINE);
g_scriptPtr--; g_scriptPtr--;
*valptr |= *g_scriptPtr; *valptr |= *g_scriptPtr;
} }
static void C_FinishBitOr(int32_t value) static inline void C_FinishBitOr(int32_t value)
{ {
BITPTR_CLEAR(g_scriptPtr-script); BITPTR_CLEAR(g_scriptPtr-script);
*g_scriptPtr = value; *g_scriptPtr = value;
@ -4810,35 +4810,55 @@ DO_DEFSTATE:
continue; continue;
case CON_CASE: case CON_CASE:
case CON_DEFAULT:
{ {
intptr_t tempoffset = 0;
intptr_t *tempscrptr = NULL;
//AddLog("Found Case");
if (EDUKE32_PREDICT_FALSE(g_checkingSwitch < 1)) if (EDUKE32_PREDICT_FALSE(g_checkingSwitch < 1))
{ {
g_numCompilerErrors++; g_numCompilerErrors++;
C_ReportError(-1); C_ReportError(-1);
initprintf("%s:%d: error: found `case' statement when not in switch\n",g_szScriptFileName,g_lineNumber); initprintf("%s:%d: error: found `%s' statement when not in switch\n", g_szScriptFileName,
g_lineNumber, tw == CON_CASE ? "case" : "default");
g_scriptPtr--; g_scriptPtr--;
return 1; return 1;
} }
intptr_t tempoffset = 0;
intptr_t *tempscrptr = NULL;
g_checkingCase++;
repeatcase: repeatcase:
g_scriptPtr--; // don't save in code g_scriptPtr--;
g_numCases++; g_numCases++;
//Bsprintf(g_szBuf,"case1: %.12s",textptr);
//AddLog(g_szBuf); C_SkipComments();
if (tw == CON_CASE)
{
C_GetNextValue(LABEL_DEFINE); C_GetNextValue(LABEL_DEFINE);
j= *(--g_scriptPtr);
}
C_SkipComments();
if (*textptr == ':') if (*textptr == ':')
textptr++; textptr++;
//Bsprintf(g_szBuf,"case2: %.12s",textptr);
//AddLog(g_szBuf);
j= *(--g_scriptPtr); // get value C_SkipComments();
//Bsprintf(g_szBuf,"case: Value of case %d is %d",(int32_t)g_numCases,(int32_t)j);
//AddLog(g_szBuf);
if (g_caseScriptPtr) if (g_caseScriptPtr)
{
if (tw == CON_DEFAULT)
{
if (EDUKE32_PREDICT_FALSE(g_caseScriptPtr && g_caseScriptPtr[0]!=0))
{
// duplicate default statement
g_numCompilerErrors++;
C_ReportError(-1);
initprintf("%s:%d: error: multiple `default' statements found in switch\n", g_szScriptFileName, g_lineNumber);
}
g_caseScriptPtr[0]=(intptr_t) (g_scriptPtr-&script[0]); // save offset
}
else
{ {
for (i=(g_numCases/2)-1; i>=0; i--) for (i=(g_numCases/2)-1; i>=0; i--)
if (EDUKE32_PREDICT_FALSE(g_caseScriptPtr[i*2+1]==j)) if (EDUKE32_PREDICT_FALSE(g_caseScriptPtr[i*2+1]==j))
@ -4847,80 +4867,55 @@ repeatcase:
C_ReportError(WARNING_DUPLICATECASE); C_ReportError(WARNING_DUPLICATECASE);
break; break;
} }
//AddLog("Adding value to script"); g_caseScriptPtr[g_numCases++]=j;
g_caseScriptPtr[g_numCases++]=j; // save value g_caseScriptPtr[g_numCases]=(intptr_t) ((intptr_t *) g_scriptPtr-&script[0]);
g_caseScriptPtr[g_numCases]=(intptr_t)((intptr_t *)g_scriptPtr-&script[0]); // save offset }
} }
// j = C_GetKeyword();
//Bsprintf(g_szBuf,"case3: %.12s",textptr);
//AddLog(g_szBuf);
if (C_GetKeyword() == CON_CASE) j = C_GetKeyword();
if (j == CON_CASE || j == CON_DEFAULT)
{ {
//AddLog("Found Repeat Case"); //AddLog("Found Repeat Case");
C_GetNextKeyword(); // eat 'case' C_GetNextKeyword(); // eat keyword
goto repeatcase; goto repeatcase;
} }
//Bsprintf(g_szBuf,"case4: '%.12s'",textptr);
//AddLog(g_szBuf);
tempoffset = (unsigned)(tempscrptr-script); tempoffset = (unsigned)(tempscrptr-script);
while (C_ParseCommand(0) == 0) while (C_ParseCommand(0) == 0)
{ {
//Bsprintf(g_szBuf,"case5 '%.25s'",textptr); j = C_GetKeyword();
//AddLog(g_szBuf);
if (C_GetKeyword() == CON_CASE) if (j == CON_CASE || j == CON_DEFAULT)
{ {
//AddLog("Found Repeat Case"); C_GetNextKeyword(); // eat keyword
C_GetNextKeyword(); // eat 'case'
tempscrptr = (intptr_t *)(script+tempoffset); tempscrptr = (intptr_t *)(script+tempoffset);
goto repeatcase; goto repeatcase;
} }
} }
tempscrptr = (intptr_t *)(script+tempoffset); tempscrptr = (intptr_t *)(script+tempoffset);
//AddLog("End Case");
continue; continue;
// break;
} }
case CON_DEFAULT:
g_scriptPtr--; // don't save
C_SkipComments();
if (*textptr == ':')
textptr++;
if (EDUKE32_PREDICT_FALSE(g_checkingSwitch<1))
{
g_numCompilerErrors++;
C_ReportError(-1);
initprintf("%s:%d: error: found `default' statement when not in switch\n",g_szScriptFileName,g_lineNumber);
return 1;
}
if (EDUKE32_PREDICT_FALSE(g_caseScriptPtr && g_caseScriptPtr[0]!=0))
{
// duplicate default statement
g_numCompilerErrors++;
C_ReportError(-1);
initprintf("%s:%d: error: multiple `default' statements found in switch\n",g_szScriptFileName,g_lineNumber);
}
if (g_caseScriptPtr)
{
g_caseScriptPtr[0]=(intptr_t)(g_scriptPtr-&script[0]); // save offset
// bitptr[(g_caseScriptPtr-script)>>3] |= (BITPTR_POINTER<<((g_caseScriptPtr-script)&7));
}
//Bsprintf(g_szBuf,"default: '%.22s'",textptr);
//AddLog(g_szBuf);
C_ParseCommand(1);
continue;
case CON_ENDSWITCH: case CON_ENDSWITCH:
//AddLog("End Switch"); //AddLog("End Switch");
if (g_caseScriptPtr)
{
if (EDUKE32_PREDICT_FALSE(g_checkingCase))
{
g_numCompilerErrors++;
C_ReportError(-1);
initprintf("%s:%d: error: found `endswitch' before `break' or `return'\n", g_szScriptFileName, g_lineNumber);
}
}
if (EDUKE32_PREDICT_FALSE(--g_checkingSwitch < 0)) if (EDUKE32_PREDICT_FALSE(--g_checkingSwitch < 0))
{ {
g_numCompilerErrors++; g_numCompilerErrors++;
C_ReportError(-1); C_ReportError(-1);
initprintf("%s:%d: error: found `endswitch' without matching `switch'\n",g_szScriptFileName,g_lineNumber); initprintf("%s:%d: error: found `endswitch' without matching `switch'\n", g_szScriptFileName, g_lineNumber);
} }
return 1; // end of block return 1; // end of block
@ -5835,7 +5830,10 @@ repeatcase:
case CON_RETURN: case CON_RETURN:
if (g_checkingSwitch) if (g_checkingSwitch)
{
g_checkingCase = 0;
return 1; return 1;
}
continue; continue;
case CON_BREAK: case CON_BREAK:
@ -5849,6 +5847,8 @@ repeatcase:
g_scriptPtr--; g_scriptPtr--;
continue; continue;
} }
g_checkingCase = 0;
return 1; return 1;
} }
else if (g_parsingEventPtr) else if (g_parsingEventPtr)

3
polymer/eduke32/source/gameexec.c
View file

@ -2414,7 +2414,8 @@ nullquote:
// script offset to default case (null if none) // script offset to default case (null if none)
// For each case: value, ptr to code // For each case: value, ptr to code
int32_t const lValue = Gv_GetVarX(*insptr++), lEnd = *insptr++, lCases = *insptr++; int32_t const lValue = Gv_GetVarX(*insptr++), lEnd = *insptr++, lCases = *insptr++;
intptr_t const *lpDefault = insptr++, *lpCases = insptr; intptr_t const * const lpDefault = insptr++;
intptr_t const * const lpCases = insptr;
int32_t left = 0, right = lCases - 1; int32_t left = 0, right = lCases - 1;
insptr += lCases << 1; insptr += lCases << 1;