Game-Decompilation/mm
1
0
Fork 0
mirror of https://github.com/zeldaret/mm.git synced 2024-11-26 22:30:58 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Remove include_data_with_rodata spec hack by incremental link of z_game_over (#1691)

Browse Source
This commit is contained in:
Derek Hensley 2024-09-19 18:22:39 -07:00 committed by GitHub
parent 34dcfbccc6
commit 5c6310306f
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
7 changed files with 38 additions and 36 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
Makefile
View File

@ -556,6 +556,15 @@ $(BUILD_DIR)/src/overlays/%_reloc.o: $(BUILD_DIR)/$(SPEC)
$(FADO) $$(tools/buildtools/reloc_prereq $< $(*F)) -n $(*F) -o $(@:.o=.s) -M $(@:.o=.d)
$(AS) $(ASFLAGS) $(ENDIAN) $(IINC) $(@:.o=.s) -o $@
# Incremental link z_game_over data into rodata
$(BUILD_DIR)/src/code/z_game_over.o: src/code/z_game_over.c
$(CC_CHECK_COMP) $(CC_CHECK_FLAGS) $(IINC) $(CC_CHECK_WARNINGS) $(C_DEFINES) $(MIPS_BUILTIN_DEFS) -o $(@:.o=.tmp) $<
$(CC) -c $(CFLAGS) $(IINC) $(WARNINGS) $(C_DEFINES) $(MIPS_VERSION) $(ENDIAN) $(OPTFLAGS) -o $(@:.o=.tmp) $<
$(LD) -r -T linker_scripts/data_with_rodata.ld $(@:.o=.tmp) -o $@
@$(RM) $(@:.o=.tmp)
$(OBJDUMP_CMD)
$(RM_MDEBUG)
$(SHIFTJIS_O_FILES): $(BUILD_DIR)/src/%.o: src/%.c
$(SHIFTJIS_CONV) -o $(@:.o=.enc.c) $<
$(CC_CHECK_COMP) $(CC_CHECK_FLAGS) $(IINC) $(CC_CHECK_WARNINGS) $(C_DEFINES) $(MIPS_BUILTIN_DEFS) -o $@ $(@:.o=.enc.c)
@ -731,7 +740,7 @@ $(BUILD_DIR)/src/audio/tables/sequence_table.o: CFLAGS += -I include/tables
$(BUILD_DIR)/src/audio/tables/%.o: src/audio/tables/%.c
$(CC_CHECK_COMP) $(CC_CHECK_FLAGS) $(IINC) $(CC_CHECK_WARNINGS) $(C_DEFINES) $(MIPS_BUILTIN_DEFS) -o $(@:.o=.tmp) $<
$(CC) -c $(CFLAGS) $(IINC) $(WARNINGS) $(C_DEFINES) $(MIPS_VERSION) $(ENDIAN) $(OPTFLAGS) -o $(@:.o=.tmp) $<
$(LD) -r -T linker_scripts/audio_table_rodata.ld $(@:.o=.tmp) -o $@
$(LD) -r -T linker_scripts/data_with_rodata.ld $(@:.o=.tmp) -o $@
@$(RM) $(@:.o=.tmp)
$(RM_MDEBUG)

17
linker_scripts/audio_table_rodata.ld
View File

@ -1,17 +0,0 @@
OUTPUT_ARCH (mips)
/* Audio Table Linker Script, maps data into rodata */
SECTIONS {
.rodata :
{
*(.data*)
*(.rodata*)
}
/DISCARD/ :
{
*(*);
}
}

22
linker_scripts/data_with_rodata.ld Normal file
View File

@ -0,0 +1,22 @@
OUTPUT_ARCH (mips)
/* Maps data into rodata, used for audio tables and z_game_over */
SECTIONS {
.rodata :
{
*(.data)
*(.rodata)
*(.rodata.str*)
*(.rodata.cst*)
}
/DISCARD/ :
{
/* GNU ld assumes that the linker script always combines .gptab.data and
* .gptab.sdata into .gptab.sdata, and likewise for .gptab.bss and .gptab.sbss.
* To avoid dealing with this, we just discard all .gptab sections.
*/
*(.gptab.*)
}
}

2
spec
View File

@ -773,7 +773,7 @@ beginseg
include "$(BUILD_DIR)/src/audio/session_config.o"
include "$(BUILD_DIR)/src/code/jpegutils.o"
include "$(BUILD_DIR)/src/code/jpegdecoder.o"
include_data_with_rodata "$(BUILD_DIR)/src/code/z_game_over.o"
include "$(BUILD_DIR)/src/code/z_game_over.o"
include "$(BUILD_DIR)/src/code/z_construct.o"
include "$(BUILD_DIR)/src/audio/tables/soundfont_table.o"
include "$(BUILD_DIR)/assets/audio/sequence_font_table.o"

15
tools/buildtools/mkldscript.c
View File

@ -85,11 +85,10 @@ static void write_ld_script(FILE* fout) {
fprintf(fout, " _%sSegmentDataStart = .;\n", seg->name);
for (j = 0; j < seg->includesCount; j++) {
if (!seg->includes[j].dataWithRodata)
fprintf(fout,
" %s (.data)\n"
" . = ALIGN(0x10);\n",
seg->includes[j].fpath);
fprintf(fout,
" %s (.data)\n"
" . = ALIGN(0x10);\n",
seg->includes[j].fpath);
}
/*
@ -109,12 +108,6 @@ static void write_ld_script(FILE* fout) {
fprintf(fout, " _%sSegmentRoDataStart = .;\n", seg->name);
for (j = 0; j < seg->includesCount; j++) {
if (seg->includes[j].dataWithRodata)
fprintf(fout,
" %s (.data)\n"
" . = ALIGN(0x10);\n",
seg->includes[j].fpath);
fprintf(fout,
" %s (.rodata)\n"
" . = ALIGN(0x10);\n",

5
tools/buildtools/spec.c
View File

@ -124,7 +124,6 @@ static const char* const stmtNames[] = {
[STMT_entry] = "entry",
[STMT_flags] = "flags",
[STMT_include] = "include",
[STMT_include_data_with_rodata] = "include_data_with_rodata",
[STMT_name] = "name",
[STMT_number] = "number",
[STMT_romalign] = "romalign",
@ -147,7 +146,7 @@ STMTId get_stmt_id_by_stmt_name(const char* stmtName, int lineNum) {
bool parse_segment_statement(struct Segment* currSeg, STMTId stmt, char* args, int lineNum) {
// ensure no duplicates (except for 'include' or 'pad_text')
if (stmt != STMT_include && stmt != STMT_include_data_with_rodata && stmt != STMT_pad_text &&
if (stmt != STMT_include && stmt != STMT_pad_text &&
(currSeg->fields & (1 << stmt)))
util_fatal_error("line %i: duplicate '%s' statement", lineNum, stmtNames[stmt]);
@ -208,7 +207,6 @@ bool parse_segment_statement(struct Segment* currSeg, STMTId stmt, char* args, i
break;
case STMT_include:
case STMT_include_data_with_rodata:
currSeg->includesCount++;
currSeg->includes = realloc(currSeg->includes, currSeg->includesCount * sizeof(*currSeg->includes));
@ -216,7 +214,6 @@ bool parse_segment_statement(struct Segment* currSeg, STMTId stmt, char* args, i
util_fatal_error("line %i: invalid filename", lineNum);
currSeg->includes[currSeg->includesCount - 1].linkerPadding = 0;
currSeg->includes[currSeg->includesCount - 1].dataWithRodata = (stmt == STMT_include_data_with_rodata);
break;
case STMT_increment:
if (!parse_number(args, &currSeg->increment))

2
tools/buildtools/spec.h
View File

@ -14,7 +14,6 @@ typedef enum {
STMT_entry,
STMT_flags,
STMT_include,
STMT_include_data_with_rodata,
STMT_name,
STMT_number,
STMT_romalign,
@ -34,7 +33,6 @@ enum {
struct Include {
char* fpath;
int linkerPadding;
uint8_t dataWithRodata;
};
typedef struct Segment {