diff options
Diffstat (limited to 'qtmips_machine/core.h')
| -rw-r--r-- | qtmips_machine/core.h | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/qtmips_machine/core.h b/qtmips_machine/core.h index 1878bfc..3078c95 100644 --- a/qtmips_machine/core.h +++ b/qtmips_machine/core.h @@ -20,7 +20,11 @@ public: virtual void reset() = 0; // Reset core (only core, memory and registers has to be reseted separately) signals: - void instruction_fetched(machine::Instruction &inst); + void instruction_fetched(const machine::Instruction &inst); + void instruction_decoded(const machine::Instruction &inst); + void instruction_executed(const machine::Instruction &inst); + void instruction_memory(const machine::Instruction &inst); + void instruction_writeback(const machine::Instruction &inst); protected: Registers *regs; @@ -42,6 +46,7 @@ protected: std::uint32_t val_rt; // Value from register rt }; struct dtExecute { + Instruction inst; bool memread; bool memwrite; bool regwrite; @@ -51,17 +56,18 @@ protected: std::uint32_t alu_val; // Result of ALU execution }; struct dtMemory { + Instruction inst; bool regwrite; std::uint8_t rwrite; std::uint32_t towrite_val; }; struct dtFetch fetch(); - struct dtDecode decode(struct dtFetch); - struct dtExecute execute(struct dtDecode); - struct dtMemory memory(struct dtExecute); - void writeback(struct dtMemory); - void handle_pc(struct dtDecode); + struct dtDecode decode(const struct dtFetch&); + struct dtExecute execute(const struct dtDecode&); + struct dtMemory memory(const struct dtExecute&); + void writeback(const struct dtMemory&); + void handle_pc(const struct dtDecode&); // Initialize structures to NOPE instruction void dtFetchInit(struct dtFetch &dt); |