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CPU: Fix namespacing in disassembler

This commit is contained in:
Stenzek 2023-12-17 13:40:38 +10:00
parent 95a9edaa65
commit 8842a46a90
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1 changed files with 34 additions and 20 deletions
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54
src/core/cpu_disasm.cpp
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@ -11,6 +11,7 @@
#include <array> #include <array>
namespace CPU { namespace CPU {
namespace {
enum Operand : u8 enum Operand : u8
{ {
@ -31,6 +32,28 @@ struct TableEntry
const char* format; const char* format;
}; };
struct GTEInstructionTable
{
const char* name;
bool sf;
bool lm;
bool mvmva;
};
} // namespace
static void FormatInstruction(SmallStringBase* dest, const Instruction inst, u32 pc, const char* format);
static void FormatComment(SmallStringBase* dest, const Instruction inst, u32 pc, Registers* regs, const char* format);
template<typename T>
static void FormatCopInstruction(SmallStringBase* dest, u32 pc, const Instruction inst,
const std::pair<T, const char*>* table, size_t table_size, T table_key);
template<typename T>
static void FormatCopComment(SmallStringBase* dest, u32 pc, Registers* regs, const Instruction inst,
const std::pair<T, const char*>* table, size_t table_size, T table_key);
static void FormatGTEInstruction(SmallStringBase* dest, u32 pc, const Instruction inst);
static const std::array<const char*, 64> s_base_table = {{ static const std::array<const char*, 64> s_base_table = {{
"", // 0 "", // 0
"UNKNOWN", // 1 "UNKNOWN", // 1
@ -180,15 +203,6 @@ static constexpr const std::array<const char*, 64> s_gte_register_names = {
"trz", "llm_0", "llm_1", "llm_2", "llm_3", "llm_4", "rbk", "gbk", "bbk", "lcm_0", "lcm_1", "lcm_2", "lcm_3", "trz", "llm_0", "llm_1", "llm_2", "llm_3", "llm_4", "rbk", "gbk", "bbk", "lcm_0", "lcm_1", "lcm_2", "lcm_3",
"lcm_4", "rfc", "gfc", "bfc", "ofx", "ofy", "h", "dqa", "dqb", "zsf3", "zsf4", "flag"}}; "lcm_4", "rfc", "gfc", "bfc", "ofx", "ofy", "h", "dqa", "dqb", "zsf3", "zsf4", "flag"}};
namespace {
struct GTEInstructionTable
{
const char* name;
bool sf;
bool lm;
bool mvmva;
};
} // namespace
static constexpr const std::array<GTEInstructionTable, 64> s_gte_instructions = {{ static constexpr const std::array<GTEInstructionTable, 64> s_gte_instructions = {{
{"rtps", true, true, false}, // 0x00 {"rtps", true, true, false}, // 0x00
{"nclip", false, false, false}, // 0x01 {"nclip", false, false, false}, // 0x01
@ -256,7 +270,9 @@ static constexpr const std::array<GTEInstructionTable, 64> s_gte_instructions =
{"ncct", true, true, false}, // 0x3F {"ncct", true, true, false}, // 0x3F
}}; }};
static void FormatInstruction(SmallStringBase* dest, const Instruction inst, u32 pc, const char* format) } // namespace CPU
void CPU::FormatInstruction(SmallStringBase* dest, const Instruction inst, u32 pc, const char* format)
{ {
dest->clear(); dest->clear();
@ -352,7 +368,7 @@ static void FormatInstruction(SmallStringBase* dest, const Instruction inst, u32
} }
} }
static void FormatComment(SmallStringBase* dest, const Instruction inst, u32 pc, Registers* regs, const char* format) void CPU::FormatComment(SmallStringBase* dest, const Instruction inst, u32 pc, Registers* regs, const char* format)
{ {
const char* str = format; const char* str = format;
while (*str != '\0') while (*str != '\0')
@ -431,8 +447,8 @@ static void FormatComment(SmallStringBase* dest, const Instruction inst, u32 pc,
} }
template<typename T> template<typename T>
static void FormatCopInstruction(SmallStringBase* dest, u32 pc, const Instruction inst, void CPU::FormatCopInstruction(SmallStringBase* dest, u32 pc, const Instruction inst,
const std::pair<T, const char*>* table, size_t table_size, T table_key) const std::pair<T, const char*>* table, size_t table_size, T table_key)
{ {
for (size_t i = 0; i < table_size; i++) for (size_t i = 0; i < table_size; i++)
{ {
@ -447,8 +463,8 @@ static void FormatCopInstruction(SmallStringBase* dest, u32 pc, const Instructio
} }
template<typename T> template<typename T>
static void FormatCopComment(SmallStringBase* dest, u32 pc, Registers* regs, const Instruction inst, void CPU::FormatCopComment(SmallStringBase* dest, u32 pc, Registers* regs, const Instruction inst,
const std::pair<T, const char*>* table, size_t table_size, T table_key) const std::pair<T, const char*>* table, size_t table_size, T table_key)
{ {
for (size_t i = 0; i < table_size; i++) for (size_t i = 0; i < table_size; i++)
{ {
@ -460,7 +476,7 @@ static void FormatCopComment(SmallStringBase* dest, u32 pc, Registers* regs, con
} }
} }
static void FormatGTEInstruction(SmallStringBase* dest, u32 pc, const Instruction inst) void CPU::FormatGTEInstruction(SmallStringBase* dest, u32 pc, const Instruction inst)
{ {
const GTE::Instruction gi{inst.bits}; const GTE::Instruction gi{inst.bits};
const GTEInstructionTable& t = s_gte_instructions[gi.command]; const GTEInstructionTable& t = s_gte_instructions[gi.command];
@ -479,7 +495,7 @@ static void FormatGTEInstruction(SmallStringBase* dest, u32 pc, const Instructio
} }
} }
void DisassembleInstruction(SmallStringBase* dest, u32 pc, u32 bits) void CPU::DisassembleInstruction(SmallStringBase* dest, u32 pc, u32 bits)
{ {
const Instruction inst{bits}; const Instruction inst{bits};
switch (inst.op) switch (inst.op)
@ -544,7 +560,7 @@ void DisassembleInstruction(SmallStringBase* dest, u32 pc, u32 bits)
} }
} }
void DisassembleInstructionComment(SmallStringBase* dest, u32 pc, u32 bits, Registers* regs) void CPU::DisassembleInstructionComment(SmallStringBase* dest, u32 pc, u32 bits, Registers* regs)
{ {
const Instruction inst{bits}; const Instruction inst{bits};
switch (inst.op) switch (inst.op)
@ -612,5 +628,3 @@ const char* CPU::GetGTERegisterName(u32 index)
{ {
return (index < s_gte_register_names.size()) ? s_gte_register_names[index] : ""; return (index < s_gte_register_names.size()) ? s_gte_register_names[index] : "";
} }
} // namespace CPU