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-rw-r--r--qtmips_machine/instructions/arithmetic.cpp174
-rw-r--r--qtmips_machine/instructions/arithmetic.h60
-rw-r--r--qtmips_machine/instructions/jumpbranch.cpp30
-rw-r--r--qtmips_machine/instructions/jumpbranch.h34
-rw-r--r--qtmips_machine/instructions/loadstore.cpp67
-rw-r--r--qtmips_machine/instructions/loadstore.h32
-rw-r--r--qtmips_machine/instructions/nop.cpp7
-rw-r--r--qtmips_machine/instructions/nop.h11
-rw-r--r--qtmips_machine/instructions/shift.cpp51
-rw-r--r--qtmips_machine/instructions/shift.h28
10 files changed, 0 insertions, 494 deletions
diff --git a/qtmips_machine/instructions/arithmetic.cpp b/qtmips_machine/instructions/arithmetic.cpp
deleted file mode 100644
index f3cad86..0000000
--- a/qtmips_machine/instructions/arithmetic.cpp
+++ /dev/null
@@ -1,174 +0,0 @@
-#include "instructions/arithmetic.h"
-
-InstructionArithmetic::InstructionArithmetic(enum InstructionArithmeticT type, std::uint8_t rs, std::uint8_t rd, std::uint8_t rt)
- : InstructionR(rs, rd, rt, 0) {
- this->type = type;
-}
-
-void InstructionArithmetic::decode(Registers *regs) {
- Instruction::decode(regs);
- this->rs_d = regs->read_gp(this->rs);
- this->rd_d = regs->read_gp(this->rd);
-}
-
-void InstructionArithmetic::execute() {
- Instruction::execute();
- switch (this->type) {
- case IAT_ADD:
- this->rt_d = (std::uint32_t)((std::int32_t)this->rs_d + (std::int32_t)this->rd_d);
- break;
- case IAT_ADDU:
- this->rt_d = this->rs_d + this->rd_d;
- break;
- case IAT_SUB:
- this->rt_d = (std::uint32_t)((std::int32_t)this->rs_d - (std::int32_t)this->rd_d);
- break;
- case IAT_SUBU:
- this->rt_d = this->rs_d - this->rd_d;
- break;
- case IAT_AND:
- this->rt_d = this->rs_d & this->rd_d;
- break;
- case IAT_OR:
- this->rt_d = this->rs_d | this->rd_d;
- break;
- case IAT_XOR:
- this->rt_d = this->rs_d ^ this->rd_d;
- break;
- case IAT_NOR:
- // TODO
- break;
- case IAT_SLT:
- // TODO
- break;
- case IAT_SLTU:
- // TODO
- break;
- }
-}
-
-void InstructionArithmetic::memory(Memory *mem) {
- Instruction::memory(mem);
- // pass
-}
-
-void InstructionArithmetic::write_back(Registers *regs) {
- Instruction::write_back(regs);
- regs->write_gp(this->rt, this->rt_d);
-}
-
-QVector<QString> InstructionArithmetic::to_strs() {
- QVector<QString> str = this->InstructionR::to_strs();
- str.erase(str.begin() + 4); // Drop sa field
- switch (this->type) {
- case IAT_ADD:
- str[0] = "add";
- break;
- case IAT_ADDU:
- str[0] = "addu";
- break;
- case IAT_SUB:
- str[0] = "sub";
- break;
- case IAT_SUBU:
- str[0] = "subu";
- break;
- case IAT_AND:
- str[0] = "and";
- break;
- case IAT_OR:
- str[0] = "or";
- break;
- case IAT_XOR:
- str[0] = "xor";
- break;
- case IAT_NOR:
- str[0] = "nor";
- break;
- case IAT_SLT:
- str[0] = "slt";
- break;
- case IAT_SLTU:
- str[0] = "sltu";
- break;
- default:
- // TODO different exception
- throw std::exception();
- }
- return str;
-}
-
-InstructionArithmeticImmediate::InstructionArithmeticImmediate(enum InstructionArithmeticImmediateT type, std::uint8_t rs, std::uint8_t rt, std::uint16_t value)
- : InstructionI(rs, rt, value) {
- this->type = type;
-}
-
-void InstructionArithmeticImmediate::decode(Registers *regs) {
- Instruction::decode(regs);
- this->rs_d = regs->read_gp(this->rs);
-}
-
-void InstructionArithmeticImmediate::execute() {
- Instruction::execute();
- switch (this->type) {
- case IAT_ADDI:
- this->rt_d = (std::uint32_t)((std::int32_t)this->rs_d + (std::int32_t)this->immediate);
- break;
- case IAT_ADDIU:
- this->rt_d = this->rs_d + this->immediate;
- break;
- case IAT_ANDI:
- this->rt_d = (std::uint32_t)((std::int32_t)this->rs_d - (std::int32_t)this->immediate);
- break;
- case IAT_ORI:
- this->rt_d = this->rs_d - this->immediate;
- break;
- case IAT_XORI:
- this->rt_d = this->rs_d & this->immediate;
- break;
- }
-}
-
-void InstructionArithmeticImmediate::memory(Memory *mem) {
- Instruction::memory(mem);
- // pass
-}
-
-void InstructionArithmeticImmediate::write_back(Registers *regs) {
- Instruction::write_back(regs);
- regs->write_gp(this->rt, this->rt_d);
-}
-
-QVector<QString> InstructionArithmeticImmediate::to_strs() {
- QVector<QString> str = this->InstructionI::to_strs();
- switch (this->type) {
- case IAT_ADDI:
- str[0] = "addi";
- break;
- case IAT_ADDIU:
- str[0] = "addiu";
- break;
- case IAT_ANDI:
- str[0] = "andi";
- break;
- case IAT_ORI:
- str[0] = "ori";
- break;
- case IAT_XORI:
- str[0] = "xori";
- break;
- case IAT_SLTI:
- str[0] = "slti";
- break;
- case IAT_SLTIU:
- str[0] = "sltiu";
- break;
- case IAT_LUI:
- str[0] = "lui";
- break;
- default:
- // TODO different exception
- throw std::exception();
- }
- return str;
-}
diff --git a/qtmips_machine/instructions/arithmetic.h b/qtmips_machine/instructions/arithmetic.h
deleted file mode 100644
index 185ed95..0000000
--- a/qtmips_machine/instructions/arithmetic.h
+++ /dev/null
@@ -1,60 +0,0 @@
-#ifndef ARITHMETIC_H
-#define ARITHMETIC_H
-
-#include "instruction.h"
-
-enum InstructionArithmeticT {
- IAT_ADD, // Add
- IAT_ADDU, // Add unsigned
- IAT_SUB, // Subtract
- IAT_SUBU, // Subtract unsigned
- IAT_AND,
- IAT_OR,
- IAT_XOR,
- IAT_NOR,
- IAT_SLT, // set on less than
- IAT_SLTU, // set on less than unsigned
-};
-
-class InstructionArithmetic : public InstructionR {
-public:
- InstructionArithmetic(enum InstructionArithmeticT type, std::uint8_t rs, std::uint8_t rd, std::uint8_t rt);
-
- void decode(Registers *regs);
- void execute();
- void memory(Memory *mem);
- void write_back(Registers *regs);
-
- QVector<QString> to_strs();
-private:
- enum InstructionArithmeticT type;
- std::uint32_t rs_d, rd_d, rt_d;
-};
-
-enum InstructionArithmeticImmediateT {
- IAT_ADDI,
- IAT_ADDIU,
- IAT_ANDI,
- IAT_ORI,
- IAT_XORI,
- IAT_SLTI,
- IAT_SLTIU,
- IAT_LUI
-};
-
-class InstructionArithmeticImmediate : public InstructionI {
-public:
- InstructionArithmeticImmediate(enum InstructionArithmeticImmediateT type, std::uint8_t rs, std::uint8_t rt, std::uint16_t value);
-
- void decode(Registers *regs);
- void execute();
- void memory(Memory *mem);
- void write_back(Registers *regs);
-
- QVector<QString> to_strs();
-private:
- enum InstructionArithmeticImmediateT type;
- std::uint32_t rs_d, rt_d;
-};
-
-#endif // ARITHMETIC_H
diff --git a/qtmips_machine/instructions/jumpbranch.cpp b/qtmips_machine/instructions/jumpbranch.cpp
deleted file mode 100644
index 6579c2b..0000000
--- a/qtmips_machine/instructions/jumpbranch.cpp
+++ /dev/null
@@ -1,30 +0,0 @@
-#include "jumpbranch.h"
-
-InstructionJump::InstructionJump(bool link, std::uint32_t address)
- : InstructionJ(address) {
- this->link = link;
-}
-
-QVector<QString> InstructionJump::to_strs() {
- QVector<QString> str = this->InstructionJ::to_strs();
- if (link)
- str[0] = "j";
- else
- str[0] = "jal";
- return str;
-}
-
-InstructionJumpRegister::InstructionJumpRegister(bool link, std::uint8_t rs)
- : InstructionR(rs, 0, 0, 0) {
- this->link = link;
-}
-
-QVector<QString> InstructionJumpRegister::to_strs() {
- QVector<QString> str = this->InstructionR::to_strs();
- str.erase(str.begin() + 2, str.end()); // Drop every field after rs
- if (link)
- str[0] = "j";
- else
- str[0] = "jal";
- return str;
-}
diff --git a/qtmips_machine/instructions/jumpbranch.h b/qtmips_machine/instructions/jumpbranch.h
deleted file mode 100644
index 762ad95..0000000
--- a/qtmips_machine/instructions/jumpbranch.h
+++ /dev/null
@@ -1,34 +0,0 @@
-#ifndef JUMPBRANCH_H
-#define JUMPBRANCH_H
-
-#include "instruction.h"
-
-class InstructionJump : InstructionJ {
-public:
- InstructionJump(bool link, std::uint32_t address);
- QVector<QString> to_strs();
-private:
- bool link;
-};
-
-class InstructionJumpRegister : InstructionR {
-public:
- InstructionJumpRegister(bool link, std::uint8_t rs);
- QVector<QString> to_strs();
-private:
- bool link;
-};
-
-enum InstructionBranchT {
-
-};
-
-class InstructionBranch : InstructionI {
-public:
- InstructionBranch();
- QVector<QString> to_strs();
-private:
- // TODO
-};
-
-#endif // JUMPBRANCH_H
diff --git a/qtmips_machine/instructions/loadstore.cpp b/qtmips_machine/instructions/loadstore.cpp
deleted file mode 100644
index 27c6402..0000000
--- a/qtmips_machine/instructions/loadstore.cpp
+++ /dev/null
@@ -1,67 +0,0 @@
-#include "loadstore.h"
-
-InstructionLoad::InstructionLoad(enum InstructionLoadStoreT type, std::uint8_t rs, std::uint8_t rt, std::uint16_t offset)
- : InstructionI(rs, rt, offset) {
- this->type = type;
-}
-
-QVector<QString> InstructionLoad::to_strs() {
- QVector<QString> str = this->InstructionI::to_strs();
- switch (this->type) {
- case ILST_B:
- str[0] = "lb";
- break;
- case ILST_HW:
- str[0] = "lh";
- break;
- case ILST_WL:
- str[0] = "lwl";
- break;
- case ILST_W:
- str[0] = "lw";
- break;
- case ILST_BU:
- str[0] = "lbu";
- break;
- case ILST_HU:
- str[0] = "lhu";
- break;
- case ILST_WR:
- str[0] = "lwr";
- break;
- default:
- // TODO different exception
- throw std::exception();
- }
- return str;
-}
-
-InstructionStore::InstructionStore(enum InstructionLoadStoreT type, std::uint8_t rs, std::uint8_t rt, std::uint16_t offset)
- : InstructionI(rs, rt, offset) {
- this->type = type;
-}
-
-QVector<QString> InstructionStore::to_strs() {
- QVector<QString> str = this->InstructionI::to_strs();
- switch (this->type) {
- case ILST_B:
- str[0] = "sb";
- break;
- case ILST_HW:
- str[0] = "sh";
- break;
- case ILST_WL:
- str[0] = "swl";
- break;
- case ILST_W:
- str[0] = "sw";
- break;
- case ILST_WR:
- str[0] = "swr";
- break;
- default:
- // TODO different exception
- throw std::exception();
- }
- return str;
-}
diff --git a/qtmips_machine/instructions/loadstore.h b/qtmips_machine/instructions/loadstore.h
deleted file mode 100644
index 6f028fd..0000000
--- a/qtmips_machine/instructions/loadstore.h
+++ /dev/null
@@ -1,32 +0,0 @@
-#ifndef LOADSTORE_H
-#define LOADSTORE_H
-
-#include "instruction.h"
-
-enum InstructionLoadStoreT {
- ILST_B, // Byte
- ILST_HW, // Half word
- ILST_WL, // Word left
- ILST_W, // Word
- ILST_BU, // Byte unsigned
- ILST_HU, // Half word unsigned
- ILST_WR // Word right
-};
-
-class InstructionLoad : public InstructionI {
-public:
- InstructionLoad(enum InstructionLoadStoreT type, std::uint8_t rs, std::uint8_t rt, std::uint16_t offset);
- QVector<QString> to_strs();
-private:
- enum InstructionLoadStoreT type;
-};
-
-class InstructionStore : public InstructionI {
-public:
- InstructionStore(enum InstructionLoadStoreT type, std::uint8_t rs, std::uint8_t rt, std::uint16_t offset);
- QVector<QString> to_strs();
-private:
- enum InstructionLoadStoreT type;
-};
-
-#endif // LOADSTORE_H
diff --git a/qtmips_machine/instructions/nop.cpp b/qtmips_machine/instructions/nop.cpp
deleted file mode 100644
index 7623dff..0000000
--- a/qtmips_machine/instructions/nop.cpp
+++ /dev/null
@@ -1,7 +0,0 @@
-#include "nop.h"
-
-QVector<QString> InstructionNop::to_strs() {
- QVector<QString> str;
- str << QString("nop");
- return str;
-}
diff --git a/qtmips_machine/instructions/nop.h b/qtmips_machine/instructions/nop.h
deleted file mode 100644
index 5c019fd..0000000
--- a/qtmips_machine/instructions/nop.h
+++ /dev/null
@@ -1,11 +0,0 @@
-#ifndef NOP_H
-#define NOP_H
-
-#include "instruction.h"
-
-class InstructionNop : public Instruction {
-public:
- QVector<QString> to_strs();
-};
-
-#endif // NOP_H
diff --git a/qtmips_machine/instructions/shift.cpp b/qtmips_machine/instructions/shift.cpp
deleted file mode 100644
index 34bc1c9..0000000
--- a/qtmips_machine/instructions/shift.cpp
+++ /dev/null
@@ -1,51 +0,0 @@
-#include "shift.h"
-
-InstructionShift::InstructionShift(enum InstructionShiftT type, std::uint8_t rt, std::uint8_t rd, std::uint8_t sa)
- : InstructionR(0, rt, rd, sa) {
- this->type = type;
-}
-
-QVector<QString> InstructionShift::to_strs() {
- QVector<QString> str = this->InstructionR::to_strs();
- str.erase(str.begin() + 1); // Drop rs field
- switch (this->type) {
- case IST_LL:
- str[0] = "sll";
- break;
- case IST_RL:
- str[0] = "srl";
- break;
- case IST_RA:
- str[0] = "sra";
- break;
- default:
- // TODO different exception
- throw std::exception();
- }
- return str;
-}
-
-InstructionShiftVariable::InstructionShiftVariable(enum InstructionShiftT type, std::uint8_t rs, std::uint8_t rt, std::uint8_t rd)
- : InstructionR(rs, rt, rd, 0) {
- this->type = type;
-}
-
-QVector<QString> InstructionShiftVariable::to_strs() {
- QVector<QString> str = this->InstructionR::to_strs();
- str.erase(str.begin() + 4); // Drop sa field
- switch (this->type) {
- case IST_LL:
- str[0] = "sllv";
- break;
- case IST_RL:
- str[0] = "srlv";
- break;
- case IST_RA:
- str[0] = "srav";
- break;
- default:
- // TODO different exception
- throw std::exception();
- }
- return str;
-}
diff --git a/qtmips_machine/instructions/shift.h b/qtmips_machine/instructions/shift.h
deleted file mode 100644
index 69e2e1e..0000000
--- a/qtmips_machine/instructions/shift.h
+++ /dev/null
@@ -1,28 +0,0 @@
-#ifndef SHIFT_H
-#define SHIFT_H
-
-#include "instruction.h"
-
-enum InstructionShiftT {
- IST_LL, // Left logical
- IST_RL, // Right logical
- IST_RA // Right arithmetic
-};
-
-class InstructionShift : public InstructionR {
-public:
- InstructionShift(enum InstructionShiftT type, std::uint8_t rt, std::uint8_t rd, std::uint8_t sa);
- QVector<QString> to_strs();
-private:
- enum InstructionShiftT type;
-};
-
-class InstructionShiftVariable : public InstructionR {
-public:
- InstructionShiftVariable(enum InstructionShiftT type, std::uint8_t rs, std::uint8_t rt, std::uint8_t rd);
- QVector<QString> to_strs();
-private:
- enum InstructionShiftT type;
-};
-
-#endif // SHIFT_H
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