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Save location information of symbol definitions

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Now, object files save the file name and line number where each global
symbol is defined.

Signed-off-by: Antonio Niño Díaz <antonio_nd@outlook.com>
This commit is contained in:
Antonio Niño Díaz
2017-07-22 14:17:27 +01:00
parent 3dec5698db
commit 4dc376b0ee
7 changed files with 52 additions and 4 deletions
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35
src/asm/fstack.c
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@@ -42,8 +42,8 @@ extern FILE *dependfile;
/*
* defines for nCurrentStatus
*/
#define STAT_isInclude 0
#define STAT_isMacro 1
#define STAT_isInclude 0 /* 'Normal' state as well */
#define STAT_isMacro 1
#define STAT_isMacroArg 2
#define STAT_isREPTBlock 3
@@ -151,6 +151,37 @@ popcontext(void)
return (1);
}
int
fstk_GetLine(void)
{
struct sContext *pLastFile, **ppLastFile;
switch (nCurrentStatus) {
case STAT_isInclude:
/* This is the normal mode, also used when including a file. */
return nLineNo;
case STAT_isMacro:
break; /* Peek top file of the stack */
case STAT_isMacroArg:
return nLineNo; /* ??? */
case STAT_isREPTBlock:
break; /* Peek top file of the stack */
}
if ((pLastFile = pFileStack) != NULL) {
ppLastFile = &pFileStack;
while (pLastFile->pNext) {
ppLastFile = &(pLastFile->pNext);
pLastFile = *ppLastFile;
}
return pLastFile->nLine;
}
/* This is only reached if the lexer is in REPT or MACRO mode but there
* are no saved contexts with the origin of said REPT or MACRO. */
fatalerror("fstk_GetLine: Internal error.");
}
int
yywrap(void)
{