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Use SectionTypeInfo struct member functions for section type info

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This commit is contained in:
ISSOtm
2026-09-17 09:33:21 -04:00
committed by Rangi
parent b2967ff509
commit 9f175f7923
8 changed files with 83 additions and 80 deletions
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include/asm/section.hpp
+2
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@@ -42,6 +42,8 @@ struct Section {
std::deque<Patch> patches;
std::vector<uint8_t> data;
SectionTypeInfo const &typeInfo() const { return sectionTypeInfo[type]; }
uint32_t getID() const; // ID of the section in the object file (`UINT32_MAX` if none)
bool isSizeKnown() const;
};
include/link/section.hpp
+2
View File
@@ -51,6 +51,8 @@ struct Section {
std::vector<Symbol *> symbols;
std::unique_ptr<Section> nextPiece; // The next fragment or union "piece" of this section
SectionTypeInfo const &typeInfo() const { return sectionTypeInfo[type]; }
private:
// Template class for both const and non-const iterators over the "pieces" of this section
template<QualifiedEquivalent<Section> SectionT>
include/linkdefs.hpp
+17 -17
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@@ -82,6 +82,13 @@ static constexpr uint8_t SECTTYPE_TYPE_MASK = 0b111;
static constexpr uint8_t SECTTYPE_UNION_BIT = 7;
static constexpr uint8_t SECTTYPE_FRAGMENT_BIT = 6;
// Tells whether a section has data in its object file definition,
// depending on type.
static inline bool sectTypeHasData(SectionType type) {
assume(type != SECTTYPE_INVALID);
return type == SECTTYPE_ROM0 || type == SECTTYPE_ROMX;
}
enum FileStackNodeType {
NODE_REPT,
NODE_FILE,
@@ -90,31 +97,24 @@ enum FileStackNodeType {
static constexpr uint8_t FSTACKNODE_QUIET_BIT = 7;
// Nont-`const` members may be patched in RGBLINK depending on CLI flags
extern struct SectionTypeInfo {
// Non-`const` members may be patched in RGBLINK depending on CLI flags
struct SectionTypeInfo {
std::string const name;
uint16_t const startAddr;
uint16_t size;
uint32_t const firstBank;
uint32_t lastBank;
} sectionTypeInfo[SECTTYPE_INVALID];
// Tells whether a section has data in its object file definition,
// depending on type.
static inline bool sectTypeHasData(SectionType type) {
assume(type != SECTTYPE_INVALID);
return type == SECTTYPE_ROM0 || type == SECTTYPE_ROMX;
}
// Returns a memory region's end address (last byte), e.g. 0x7FFF
uint16_t endAddr() const { return startAddr + size - 1; }
// Returns a memory region's end address (last byte), e.g. 0x7FFF
static inline uint16_t sectTypeEndAddr(SectionType type) {
return sectionTypeInfo[type].startAddr + sectionTypeInfo[type].size - 1;
}
// Returns a memory region's number of banks, or 1 for regions without banking
uint32_t nbBanks() const { return lastBank - firstBank + 1; }
// Returns a memory region's number of banks, or 1 for regions without banking
static inline uint32_t sectTypeBanks(SectionType type) {
return sectionTypeInfo[type].lastBank - sectionTypeInfo[type].firstBank + 1;
}
bool isBanked() const { return nbBanks() != 1; }
};
extern SectionTypeInfo sectionTypeInfo[SECTTYPE_INVALID];
enum SectionModifier { SECTION_NORMAL, SECTION_UNION, SECTION_FRAGMENT };