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fixed type variable for PC

This commit is contained in:
Màrius Montón 2021-11-26 01:30:29 +01:00
parent a3e98ecc7c
commit 8f0db75ee0
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GPG Key ID: FA199E7A752699F0
1 changed files with 22 additions and 22 deletions
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44
src/BASE_ISA.cpp
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@ -102,11 +102,11 @@ bool BASE_ISA::Exec_LUI() const {
bool BASE_ISA::Exec_AUIPC() const {
int rd;
std::uint32_t imm;
int new_pc;
std::uint32_t new_pc;
rd = get_rd();
imm = get_imm_U() << 12;
new_pc = static_cast<std::int32_t>(regs->getPC() + imm);
new_pc = static_cast<std::uint32_t>(regs->getPC() + imm);
regs->setValue(rd, new_pc);
@ -119,11 +119,11 @@ bool BASE_ISA::Exec_AUIPC() const {
bool BASE_ISA::Exec_JAL() const {
int32_t mem_addr;
int rd;
int new_pc, old_pc;
std::uint32_t new_pc, old_pc;
rd = get_rd();
mem_addr = get_imm_J();
old_pc = static_cast<std::int32_t>(regs->getPC());
old_pc = static_cast<std::uint32_t>(regs->getPC());
new_pc = old_pc + mem_addr;
regs->setPC(new_pc);
@ -140,16 +140,16 @@ bool BASE_ISA::Exec_JAL() const {
bool BASE_ISA::Exec_JALR() {
std::uint32_t mem_addr;
int rd, rs1;
int new_pc, old_pc;
std::uint32_t new_pc, old_pc;
rd = get_rd();
rs1 = get_rs1();
mem_addr = get_imm_I();
old_pc = static_cast<std::int32_t>(regs->getPC());
old_pc = static_cast<std::uint32_t>(regs->getPC());
regs->setValue(rd, old_pc + 4);
new_pc = static_cast<std::int32_t>((regs->getValue(rs1) + mem_addr) & 0xFFFFFFFE);
new_pc = static_cast<std::uint32_t>((regs->getValue(rs1) + mem_addr) & 0xFFFFFFFE);
if( (new_pc & 0x00000003) != 0) {
// not aligned
@ -170,17 +170,17 @@ bool BASE_ISA::Exec_JALR() {
bool BASE_ISA::Exec_BEQ() const {
int rs1, rs2;
int new_pc;
std::uint32_t new_pc;
rs1 = get_rs1();
rs2 = get_rs2();
if (regs->getValue(rs1) == regs->getValue(rs2)) {
new_pc = static_cast<std::int32_t>(regs->getPC() + get_imm_B());
new_pc = static_cast<std::uint32_t>(regs->getPC() + get_imm_B());
regs->setPC(new_pc);
} else {
regs->incPC();
new_pc = static_cast<std::int32_t>(regs->getPC());
new_pc = static_cast<std::uint32_t>(regs->getPC());
}
logger->debug("{} ns. PC: 0x{:x}. BEQ: x{:d}(0x{:x}) == x{:d}(0x{:x})? -> PC (0x{:x})", sc_core::sc_time_stamp().value(), regs->getPC(),
@ -191,7 +191,7 @@ bool BASE_ISA::Exec_BEQ() const {
bool BASE_ISA::Exec_BNE() const {
int rs1, rs2;
int new_pc;
std::uint32_t new_pc;
std::uint32_t val1, val2;
rs1 = get_rs1();
@ -201,11 +201,11 @@ bool BASE_ISA::Exec_BNE() const {
val2 = regs->getValue(rs2);
if (val1 != val2) {
new_pc = static_cast<std::int32_t>(regs->getPC() + get_imm_B());
new_pc = static_cast<std::uint32_t>(regs->getPC() + get_imm_B());
regs->setPC(new_pc);
} else {
regs->incPC();
new_pc = static_cast<std::int32_t>(regs->getPC());
new_pc = static_cast<std::uint32_t>(regs->getPC());
}
logger->debug("{} ns. PC: 0x{:x}. BNE: x{:d}(0x{:x}) != x{:d}(0x{:x})? -> PC (0x{:x})", sc_core::sc_time_stamp().value(), regs->getPC(),
@ -216,13 +216,13 @@ bool BASE_ISA::Exec_BNE() const {
bool BASE_ISA::Exec_BLT() const {
int rs1, rs2;
int new_pc = 0;
std::uint32_t new_pc = 0;
rs1 = get_rs1();
rs2 = get_rs2();
if ( static_cast<std::int32_t>(regs->getValue(rs1)) < static_cast<std::int32_t>(regs->getValue(rs2)) ) {
new_pc = static_cast<std::int32_t>(regs->getPC() + get_imm_B());
new_pc = static_cast<std::uint32_t>(regs->getPC() + get_imm_B());
regs->setPC(new_pc);
} else {
regs->incPC();
@ -236,13 +236,13 @@ bool BASE_ISA::Exec_BLT() const {
bool BASE_ISA::Exec_BGE() const {
int rs1, rs2;
int new_pc = 0;
std::uint32_t new_pc = 0;
rs1 = get_rs1();
rs2 = get_rs2();
if ( static_cast<std::int32_t>(regs->getValue(rs1)) >= static_cast<std::int32_t>( regs->getValue(rs2)) ) {
new_pc = static_cast<std::int32_t>(regs->getPC() + get_imm_B());
new_pc = static_cast<std::uint32_t>(regs->getPC() + get_imm_B());
regs->setPC(new_pc);
} else {
regs->incPC();
@ -256,17 +256,17 @@ bool BASE_ISA::Exec_BGE() const {
bool BASE_ISA::Exec_BLTU() const {
int rs1, rs2;
int new_pc;
std::uint32_t new_pc;
rs1 = get_rs1();
rs2 = get_rs2();
if ( static_cast<std::uint32_t>(regs->getValue(rs1)) < static_cast<std::uint32_t>(regs->getValue(rs2)) ) {
new_pc = static_cast<std::int32_t>(regs->getPC() + get_imm_B());
new_pc = static_cast<std::uint32_t>(regs->getPC() + get_imm_B());
regs->setPC(new_pc);
} else {
regs->incPC();
new_pc = static_cast<std::int32_t>(regs->getPC());
new_pc = static_cast<std::uint32_t>(regs->getPC());
}
logger->debug("{} ns. PC: 0x{:x}. BLTU: x{:d}(0x{:x}) < x{:d}(0x{:x})? -> PC (0x{:x})", sc_core::sc_time_stamp().value(), regs->getPC(),
@ -282,8 +282,8 @@ bool BASE_ISA::Exec_BGEU() const {
rs2 = get_rs2();
if ( static_cast<std::uint32_t>(regs->getValue(rs1)) >= static_cast<std::uint32_t>(regs->getValue(rs2)) ) {
int new_pc;
new_pc = static_cast<std::int32_t>(regs->getPC() + get_imm_B());
std::uint32_t new_pc;
new_pc = static_cast<std::uint32_t>(regs->getPC() + get_imm_B());
logger->debug("{} ns. PC: 0x{:x}. BGEU: x{:d}(0x{:x}) > x{:d}(0x{:x}) -> PC (0x{:x})", sc_core::sc_time_stamp().value(), regs->getPC(),
rs1, regs->getValue(rs1), rs2, regs->getValue(rs2), new_pc);