Use // line comments not /* block comments

This commit is contained in:
Rangi42
2025-01-27 18:11:50 -05:00
committed by Rangi
parent c5e59f40fd
commit b8b60207f5
81 changed files with 383 additions and 571 deletions

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@@ -1,4 +1,4 @@
/* SPDX-License-Identifier: MIT */
// SPDX-License-Identifier: MIT
#include "link/assign.hpp"
@@ -48,11 +48,9 @@ static void initFreeSpace() {
}
}
/*
* Assigns a section to a given memory location
* @param section The section to assign
* @param location The location to assign the section to
*/
// Assigns a section to a given memory location
// @param section The section to assign
// @param location The location to assign the section to
static void assignSection(Section &section, MemoryLocation const &location) {
// Propagate the assigned location to all UNIONs/FRAGMENTs
// so `jr` patches in them will have the correct offset
@@ -66,15 +64,13 @@ static void assignSection(Section &section, MemoryLocation const &location) {
out_AddSection(section);
}
/*
* Checks whether a given location is suitable for placing a given section
* This checks not only that the location has enough room for the section, but
* also that the constraints (alignment...) are respected.
* @param section The section to be placed
* @param freeSpace The candidate free space to place the section into
* @param location The location to attempt placing the section at
* @return True if the location is suitable, false otherwise.
*/
// Checks whether a given location is suitable for placing a given section
// This checks not only that the location has enough room for the section, but
// also that the constraints (alignment...) are respected.
// @param section The section to be placed
// @param freeSpace The candidate free space to place the section into
// @param location The location to attempt placing the section at
// @return True if the location is suitable, false otherwise.
static bool isLocationSuitable(
Section const &section, FreeSpace const &freeSpace, MemoryLocation const &location
) {
@@ -90,13 +86,11 @@ static bool isLocationSuitable(
return location.address + section.size <= freeSpace.address + freeSpace.size;
}
/*
* Finds a suitable location to place a section at.
* @param section The section to be placed
* @param location A pointer to a memory location that will be filled
* @return The index into `memory[section->type]` of the free space encompassing the location,
* or -1 if none was found
*/
// Finds a suitable location to place a section at.
// @param section The section to be placed
// @param location A pointer to a memory location that will be filled
// @return The index into `memory[section->type]` of the free space encompassing the location,
// or -1 if none was found
static ssize_t getPlacement(Section const &section, MemoryLocation &location) {
SectionTypeInfo const &typeInfo = sectionTypeInfo[section.type];
@@ -206,12 +200,10 @@ static ssize_t getPlacement(Section const &section, MemoryLocation &location) {
}
}
/*
* Places a section in a suitable location, or error out if it fails to.
* @warning Due to the implemented algorithm, this should be called with
* sections of decreasing size.
* @param section The section to place
*/
// Places a section in a suitable location, or error out if it fails to.
// @warning Due to the implemented algorithm, this should be called with
// sections of decreasing size.
// @param section The section to place
static void placeSection(Section &section) {
MemoryLocation location;
@@ -336,11 +328,9 @@ static constexpr uint8_t ALIGN_CONSTRAINED = 1 << 0;
// clang-format on
static std::deque<Section *> unassignedSections[1 << 3];
/*
* Categorize a section depending on how constrained it is
* This is so the most-constrained sections are placed first
* @param section The section to categorize
*/
// Categorize a section depending on how constrained it is
// This is so the most-constrained sections are placed first
// @param section The section to categorize
static void categorizeSection(Section &section) {
uint8_t constraints = 0;

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@@ -1,4 +1,4 @@
/* SPDX-License-Identifier: MIT */
// SPDX-License-Identifier: MIT
#include <sys/stat.h>
#include <sys/types.h>
@@ -132,16 +132,13 @@ void argErr(char flag, char const *fmt, ...) {
// Short options
static char const *optstring = "dhl:m:Mn:O:o:p:S:tVvWwx";
/*
* Equivalent long options
* Please keep in the same order as short opts
*
* Also, make sure long opts don't create ambiguity:
* A long opt's name should start with the same letter as its short opt,
* except if it doesn't create any ambiguity (`verbose` versus `version`).
* This is because long opt matching, even to a single char, is prioritized
* over short opt matching
*/
// Equivalent long options
// Please keep in the same order as short opts.
// Also, make sure long opts don't create ambiguity:
// A long opt's name should start with the same letter as its short opt,
// except if it doesn't create any ambiguity (`verbose` versus `version`).
// This is because long opt matching, even to a single char, is prioritized
// over short opt matching.
static option const longopts[] = {
{"dmg", no_argument, nullptr, 'd'},
{"help", no_argument, nullptr, 'h'},

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@@ -1,4 +1,4 @@
/* SPDX-License-Identifier: MIT */
// SPDX-License-Identifier: MIT
#include "link/object.hpp"
@@ -41,11 +41,9 @@ static std::vector<std::vector<FileStackNode>> nodes;
var = static_cast<vartype>(tmpVal); \
} while (0)
/*
* Reads an unsigned long (32-bit) value from a file.
* @param file The file to read from. This will read 4 bytes from the file.
* @return The value read, cast to a int64_t, or `INT64_MAX` on failure.
*/
// Reads an unsigned long (32-bit) value from a file.
// @param file The file to read from. This will read 4 bytes from the file.
// @return The value read, cast to a int64_t, or `INT64_MAX` on failure.
static int64_t readLong(FILE *file) {
uint32_t value = 0;
@@ -66,37 +64,31 @@ static int64_t readLong(FILE *file) {
return value;
}
/*
* Helper macro for reading longs from a file, and errors out if it fails to.
* Not as a function to avoid overhead in the general case.
* @param var The variable to stash the number into
* @param file The file to read from. Its position will be advanced
* @param ... A format string and related arguments; note that an extra string
* argument is provided, the reason for failure
*/
// Helper macro for reading longs from a file, and errors out if it fails to.
// Not as a function to avoid overhead in the general case.
// @param var The variable to stash the number into
// @param file The file to read from. Its position will be advanced
// @param ... A format string and related arguments; note that an extra string
// argument is provided, the reason for failure
#define tryReadLong(var, file, ...) \
tryRead(readLong, int64_t, INT64_MAX, long, var, file, __VA_ARGS__)
// There is no `readbyte`, just use `fgetc` or `getc`.
// There is no `readByte`, just use `fgetc` or `getc`.
/*
* Helper macro for reading bytes from a file, and errors out if it fails to.
* Not as a function to avoid overhead in the general case.
* @param var The variable to stash the number into
* @param file The file to read from. Its position will be advanced
* @param ... A format string and related arguments; note that an extra string
* argument is provided, the reason for failure
*/
// Helper macro for reading bytes from a file, and errors out if it fails to.
// Not as a function to avoid overhead in the general case.
// @param var The variable to stash the number into
// @param file The file to read from. Its position will be advanced
// @param ... A format string and related arguments; note that an extra string
// argument is provided, the reason for failure
#define tryGetc(type, var, file, ...) tryRead(getc, int, EOF, type, var, file, __VA_ARGS__)
/*
* Helper macro for readings '\0'-terminated strings from a file, and errors out if it fails to.
* Not as a function to avoid overhead in the general case.
* @param var The variable to stash the string into
* @param file The file to read from. Its position will be advanced
* @param ... A format string and related arguments; note that an extra string
* argument is provided, the reason for failure
*/
// Helper macro for readings '\0'-terminated strings from a file, and errors out if it fails to.
// Not as a function to avoid overhead in the general case.
// @param var The variable to stash the string into
// @param file The file to read from. Its position will be advanced
// @param ... A format string and related arguments; note that an extra string
// argument is provided, the reason for failure
#define tryReadString(var, file, ...) \
do { \
FILE *tmpFile = file; \
@@ -112,13 +104,11 @@ static int64_t readLong(FILE *file) {
// Functions to parse object files
/*
* Reads a file stack node form a file.
* @param file The file to read from
* @param nodes The file's array of nodes
* @param i The ID of the node in the array
* @param fileName The filename to report in errors
*/
// Reads a file stack node form a file.
// @param file The file to read from
// @param nodes The file's array of nodes
// @param i The ID of the node in the array
// @param fileName The filename to report in errors
static void readFileStackNode(
FILE *file, std::vector<FileStackNode> &fileNodes, uint32_t i, char const *fileName
) {
@@ -171,12 +161,10 @@ static void readFileStackNode(
}
}
/*
* Reads a symbol from a file.
* @param file The file to read from
* @param symbol The symbol to fill
* @param fileName The filename to report in errors
*/
// Reads a symbol from a file.
// @param file The file to read from
// @param symbol The symbol to fill
// @param fileName The filename to report in errors
static void readSymbol(
FILE *file, Symbol &symbol, char const *fileName, std::vector<FileStackNode> const &fileNodes
) {
@@ -229,13 +217,11 @@ static void readSymbol(
}
}
/*
* Reads a patch from a file.
* @param file The file to read from
* @param patch The patch to fill
* @param fileName The filename to report in errors
* @param i The number of the patch to report in errors
*/
// Reads a patch from a file.
// @param file The file to read from
// @param patch The patch to fill
// @param fileName The filename to report in errors
// @param i The number of the patch to report in errors
static void readPatch(
FILE *file,
Patch &patch,
@@ -320,22 +306,18 @@ static void readPatch(
);
}
/*
* Sets a patch's pcSection from its pcSectionID.
* @param patch The patch to fix
*/
// Sets a patch's pcSection from its pcSectionID.
// @param patch The patch to fix
static void
linkPatchToPCSect(Patch &patch, std::vector<std::unique_ptr<Section>> const &fileSections) {
patch.pcSection =
patch.pcSectionID != UINT32_MAX ? fileSections[patch.pcSectionID].get() : nullptr;
}
/*
* Reads a section from a file.
* @param file The file to read from
* @param section The section to fill
* @param fileName The filename to report in errors
*/
// Reads a section from a file.
// @param file The file to read from
// @param section The section to fill
// @param fileName The filename to report in errors
static void readSection(
FILE *file, Section &section, char const *fileName, std::vector<FileStackNode> const &fileNodes
) {
@@ -440,11 +422,9 @@ static void readSection(
}
}
/*
* Links a symbol to a section, keeping the section's symbol list sorted.
* @param symbol The symbol to link
* @param section The section to link
*/
// Links a symbol to a section, keeping the section's symbol list sorted.
// @param symbol The symbol to link
// @param section The section to link
static void linkSymToSect(Symbol &symbol, Section &section) {
uint32_t a = 0, b = section.symbols.size();
int32_t symbolOffset = symbol.label().offset;
@@ -462,12 +442,10 @@ static void linkSymToSect(Symbol &symbol, Section &section) {
section.symbols.insert(section.symbols.begin() + a, &symbol);
}
/*
* Reads an assertion from a file
* @param file The file to read from
* @param assert The assertion to fill
* @param fileName The filename to report in errors
*/
// Reads an assertion from a file
// @param file The file to read from
// @param assert The assertion to fill
// @param fileName The filename to report in errors
static void readAssertion(
FILE *file,
Assertion &assert,

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@@ -1,4 +1,4 @@
/* SPDX-License-Identifier: MIT */
// SPDX-License-Identifier: MIT
#include "link/output.hpp"
@@ -98,10 +98,8 @@ Section const *out_OverlappingSection(Section const &section) {
return nullptr;
}
/*
* Performs sanity checks on the overlay file.
* @return The number of ROM banks in the overlay file
*/
// Performs sanity checks on the overlay file.
// @return The number of ROM banks in the overlay file
static uint32_t checkOverlaySize() {
if (!overlayFile)
return 0;
@@ -126,12 +124,10 @@ static uint32_t checkOverlaySize() {
return (overlaySize + BANK_SIZE - 1) / BANK_SIZE;
}
/*
* Expand `sections[SECTTYPE_ROMX]` to cover all the overlay banks.
* This ensures that `writeROM` will output each bank, even if some are not
* covered by any sections.
* @param nbOverlayBanks The number of banks in the overlay file
*/
// Expand `sections[SECTTYPE_ROMX]` to cover all the overlay banks.
// This ensures that `writeROM` will output each bank, even if some are not
// covered by any sections.
// @param nbOverlayBanks The number of banks in the overlay file
static void coverOverlayBanks(uint32_t nbOverlayBanks) {
// 2 if is32kMode, 1 otherwise
uint32_t nbRom0Banks = sectionTypeInfo[SECTTYPE_ROM0].size / BANK_SIZE;
@@ -162,12 +158,10 @@ static uint8_t getNextFillByte() {
return padValue;
}
/*
* Write a ROM bank's sections to the output file.
* @param bankSections The bank's sections, ordered by increasing address
* @param baseOffset The address of the bank's first byte in GB address space
* @param size The size of the bank
*/
// Write a ROM bank's sections to the output file.
// @param bankSections The bank's sections, ordered by increasing address
// @param baseOffset The address of the bank's first byte in GB address space
// @param size The size of the bank
static void
writeBank(std::deque<Section const *> *bankSections, uint16_t baseOffset, uint16_t size) {
uint16_t offset = 0;
@@ -327,10 +321,8 @@ static bool compareSymbols(SortedSymbol const &sym1, SortedSymbol const &sym2) {
return false;
}
/*
* Write a bank's contents to the sym file
* @param bankSections The bank's sections
*/
// Write a bank's contents to the sym file
// @param bankSections The bank's sections
static void writeSymBank(SortedSections const &bankSections, SectionType type, uint32_t bank) {
#define forEachSortedSection(sect, ...) \
do { \
@@ -421,9 +413,7 @@ static void printSectionName(std::string const &name, FILE *file) {
}
}
/*
* Write a bank's contents to the map file
*/
// Write a bank's contents to the map file
static void writeMapBank(SortedSections const &sectList, SectionType type, uint32_t bank) {
fprintf(
mapFile,
@@ -495,9 +485,7 @@ static void writeMapBank(SortedSections const &sectList, SectionType type, uint3
}
}
/*
* Write the total used and free space by section type to the map file
*/
// Write the total used and free space by section type to the map file
static void writeMapSummary() {
fputs("SUMMARY:\n", mapFile);

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@@ -1,4 +1,4 @@
/* SPDX-License-Identifier: MIT */
// SPDX-License-Identifier: MIT
#include "link/patch.hpp"
@@ -63,14 +63,12 @@ static Symbol const *getSymbol(std::vector<Symbol> const &symbolList, uint32_t i
return &symbol;
}
/*
* Compute a patch's value from its RPN string.
* @param patch The patch to compute the value of
* @param section The section the patch is contained in
* @return The patch's value
* @return isError Set if an error occurred during evaluation, and further
* errors caused by the value should be suppressed.
*/
// Compute a patch's value from its RPN string.
// @param patch The patch to compute the value of
// @param section The section the patch is contained in
// @return The patch's value
// @return isError Set if an error occurred during evaluation, and further
// errors caused by the value should be suppressed.
static int32_t computeRPNExpr(Patch const &patch, std::vector<Symbol> const &fileSymbols) {
uint8_t const *expression = patch.rpnExpression.data();
int32_t size = static_cast<int32_t>(patch.rpnExpression.size());
@@ -471,11 +469,9 @@ void patch_CheckAssertions() {
}
}
/*
* Applies all of a section's patches
* @param section The section component to patch
* @param dataSection The section to patch
*/
// Applies all of a section's patches
// @param section The section component to patch
// @param dataSection The section to patch
static void applyFilePatches(Section &section, Section &dataSection) {
verbosePrint("Patching section \"%s\"...\n", section.name.c_str());
for (Patch &patch : section.patches) {
@@ -537,10 +533,8 @@ static void applyFilePatches(Section &section, Section &dataSection) {
}
}
/*
* Applies all of a section's patches, iterating over "components" of unionized sections
* @param section The section to patch
*/
// Applies all of a section's patches, iterating over "components" of unionized sections
// @param section The section to patch
static void applyPatches(Section &section) {
if (!sect_HasData(section.type))
return;

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@@ -1,4 +1,4 @@
/* SPDX-License-Identifier: MIT */
// SPDX-License-Identifier: MIT
%language "c++"
%define api.value.type variant

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@@ -1,4 +1,4 @@
/* SPDX-License-Identifier: MIT */
// SPDX-License-Identifier: MIT
#include "link/sdas_obj.hpp"

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@@ -1,4 +1,4 @@
/* SPDX-License-Identifier: MIT */
// SPDX-License-Identifier: MIT
#include "link/section.hpp"

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@@ -1,4 +1,4 @@
/* SPDX-License-Identifier: MIT */
// SPDX-License-Identifier: MIT
#include "link/symbol.hpp"