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Summarize used and free space at the end of the .map file

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Fixes #1046
This commit is contained in:
Rangi
2022-09-10 15:08:38 -04:00
committed by Eldred Habert
parent 7ae23e6cdb
commit 6df75f7af3
1 changed files with 16 additions and 9 deletions
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25
src/link/output.c
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@@ -442,15 +442,15 @@ static uint16_t writeMapBank(struct SortedSections const *sectList,
}
/*
* Write the total used space by section type to the map file
* Write the total used and free space by section type to the map file
* @param usedMap The total used space by section type
*/
static void writeMapUsed(uint32_t usedMap[MIN_NB_ELMS(SECTTYPE_INVALID)])
static void writeMapSummary(uint32_t usedMap[MIN_NB_ELMS(SECTTYPE_INVALID)])
{
if (!mapFile)
return;
fputs("USED:\n", mapFile);
fputs("SUMMARY:\n", mapFile);
for (uint8_t i = 0; i < SECTTYPE_INVALID; i++) {
enum SectionType type = typeMap[i];
@@ -459,11 +459,18 @@ static void writeMapUsed(uint32_t usedMap[MIN_NB_ELMS(SECTTYPE_INVALID)])
if (type == SECTTYPE_VRAM || type == SECTTYPE_OAM)
continue;
if (sections[type].nbBanks > 0) {
fprintf(mapFile, " %s: $%04" PRIx32 " byte%s in %" PRIu32 " bank%s\n",
sectionTypeInfo[type].name, usedMap[type], usedMap[type] == 1 ? "" : "s",
sections[type].nbBanks, sections[type].nbBanks == 1 ? "" : "s");
}
// Do not output unused section types
if (sections[type].nbBanks == 0)
continue;
fprintf(mapFile, " %s: %" PRId32 " byte%s used / %" PRId32 " free",
sectionTypeInfo[type].name, usedMap[type], usedMap[type] == 1 ? "" : "s",
sections[type].nbBanks * sectionTypeInfo[type].size - usedMap[type]);
if (sectionTypeInfo[type].firstBank != sectionTypeInfo[type].lastBank ||
sections[type].nbBanks > 1)
fprintf(mapFile, " in %d bank%s", sections[type].nbBanks,
sections[type].nbBanks == 1 ? "" : "s");
fputc('\n', mapFile);
}
}
@@ -492,7 +499,7 @@ static void writeSymAndMap(void)
}
}
writeMapUsed(usedMap);
writeMapSummary(usedMap);
closeFile(symFile);
closeFile(mapFile);