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FORMAT: more cosmetics
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@iansseijelly
iansseijelly committed Oct 2, 2024
1 parent 4124ecc commit 08e4542
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Showing 2 changed files with 66 additions and 66 deletions.
120 changes: 60 additions & 60 deletions riscv/trace_encoder_n.cc
View file
Original file line number Diff line number Diff line change
Expand Up @@ -51,7 +51,7 @@ void print_packet(trace_encoder_n_packet_t* packet) {
void print_encoded_packet(uint8_t* buffer, int num_bytes) {
printf("[trace_encoder_n] encoded packet: ");
for (int i = 0; i < num_bytes; i++) {
printf("%lx ", buffer[i]);
printf("%lx ", buffer[i]);
}
printf("\n");
}
Expand All @@ -60,33 +60,33 @@ void trace_encoder_n::generate_packet(tcode_t tcode) {
trace_encoder_n_packet_t packet;
int num_bytes;
switch (tcode) {
case TCODE_PROG_TRACE_SYNC:
_set_program_trace_sync_packet(&packet);
// print_packet(&packet);
num_bytes = packet_to_buffer(&packet);
fwrite(this->buffer, 1, num_bytes, this->trace_sink);
// print_encoded_packet(this->buffer, num_bytes);
break;
case TCODE_DBR:
_set_direct_branch_packet(&packet);
// print_packet(&packet);
num_bytes = packet_to_buffer(&packet);
fwrite(this->buffer, 1, num_bytes, this->trace_sink);
// print_encoded_packet(this->buffer, num_bytes);
break;
case TCODE_IBR:
_set_indirect_branch_packet(&packet);
// print_packet(&packet);
num_bytes = packet_to_buffer(&packet);
fwrite(this->buffer, 1, num_bytes, this->trace_sink);
// print_encoded_packet(this->buffer, num_bytes);
break;
default:
break;
case TCODE_PROG_TRACE_SYNC:
set_program_trace_sync_packet(&packet);
// print_packet(&packet);
num_bytes = packet_to_buffer(&packet);
fwrite(this->buffer, 1, num_bytes, this->trace_sink);
// print_encoded_packet(this->buffer, num_bytes);
break;
case TCODE_DBR:
set_direct_branch_packet(&packet);
// print_packet(&packet);
num_bytes = packet_to_buffer(&packet);
fwrite(this->buffer, 1, num_bytes, this->trace_sink);
// print_encoded_packet(this->buffer, num_bytes);
break;
case TCODE_IBR:
set_indirect_branch_packet(&packet);
// print_packet(&packet);
num_bytes = packet_to_buffer(&packet);
fwrite(this->buffer, 1, num_bytes, this->trace_sink);
// print_encoded_packet(this->buffer, num_bytes);
break;
default:
break;
}
}

void trace_encoder_n::_set_program_trace_sync_packet(trace_encoder_n_packet_t* packet){
void trace_encoder_n::set_program_trace_sync_packet(trace_encoder_n_packet_t* packet){
packet->tcode = TCODE_PROG_TRACE_SYNC;
packet->src = this->src;
packet->sync = SYNC_TRACE_EN;
Expand All @@ -95,13 +95,13 @@ void trace_encoder_n::_set_program_trace_sync_packet(trace_encoder_n_packet_t* p
this->prev_addr = packet->f_addr;
}

void trace_encoder_n::_set_direct_branch_packet(trace_encoder_n_packet_t* packet){
void trace_encoder_n::set_direct_branch_packet(trace_encoder_n_packet_t* packet){
packet->tcode = TCODE_DBR;
packet->src = this->src;
packet->icnt = this->icnt - this->packet_0.ilastsize;
}

void trace_encoder_n::_set_indirect_branch_packet(trace_encoder_n_packet_t* packet){
void trace_encoder_n::set_indirect_branch_packet(trace_encoder_n_packet_t* packet){
packet->tcode = TCODE_IBR;
packet->src = this->src;
packet->b_type = B_INDIRECT;
Expand All @@ -114,76 +114,76 @@ void trace_encoder_n::_set_indirect_branch_packet(trace_encoder_n_packet_t* pack
// returns the number of bytes written to the buffer
int trace_encoder_n::packet_to_buffer(trace_encoder_n_packet_t* packet){
switch (packet->tcode) {
case TCODE_PROG_TRACE_SYNC:
return _packet_to_buffer_program_trace_sync(packet);
case TCODE_DBR:
return _packet_to_buffer_direct_branch_packet(packet);
case TCODE_IBR:
return _packet_to_buffer_indirect_branch_packet(packet);
default:
break;
case TCODE_PROG_TRACE_SYNC:
return packet_to_buffer_program_trace_sync(packet);
case TCODE_DBR:
return packet_to_buffer_direct_branch_packet(packet);
case TCODE_IBR:
return packet_to_buffer_indirect_branch_packet(packet);
default:
break;
}
}

int trace_encoder_n::_packet_to_buffer_program_trace_sync(trace_encoder_n_packet_t* packet) {
int trace_encoder_n::packet_to_buffer_program_trace_sync(trace_encoder_n_packet_t* packet) {
int msb = find_msb(packet->f_addr);
this->buffer[0] = packet->tcode << MDO_OFFSET | MSEO_IDLE;
this->buffer[1] = packet->sync << MDO_OFFSET | MSEO_IDLE;
this->buffer[1] |= (packet->f_addr & 0b11) << 6;
int num_bytes = 0;
if (msb < 2) {
this->buffer[1] |= MSEO_LAST;
this->buffer[1] |= MSEO_LAST;
} else {
packet->f_addr >>= 2;
msb -= 2;
num_bytes = ceil_div(msb, 6);
for (int iter = 0; iter < num_bytes; iter++) {
this->buffer[2 + iter] = ((packet->f_addr & 0x3F) << MDO_OFFSET) | MSEO_IDLE;
packet->f_addr >>= 6;
}
this->buffer[2 + num_bytes - 1] |= MSEO_LAST;
packet->f_addr >>= 2;
msb -= 2;
num_bytes = ceil_div(msb, 6);
for (int iter = 0; iter < num_bytes; iter++) {
this->buffer[2 + iter] = ((packet->f_addr & 0x3F) << MDO_OFFSET) | MSEO_IDLE;
packet->f_addr >>= 6;
}
this->buffer[2 + num_bytes - 1] |= MSEO_LAST;
}
return 2 + num_bytes;
}

int trace_encoder_n::_packet_to_buffer_direct_branch_packet(trace_encoder_n_packet_t* packet) {
int trace_encoder_n::packet_to_buffer_direct_branch_packet(trace_encoder_n_packet_t* packet) {
this->buffer[0] = packet->tcode << MDO_OFFSET | MSEO_IDLE;
int msb = find_msb(packet->icnt);
int num_bytes = ceil_div(msb, 6);
for (int iter = 0; iter < num_bytes; iter++) {
this->buffer[1 + iter] = ((packet->icnt & 0x3F) << MDO_OFFSET) | MSEO_IDLE;
packet->icnt >>= 6;
this->buffer[1 + iter] = ((packet->icnt & 0x3F) << MDO_OFFSET) | MSEO_IDLE;
packet->icnt >>= 6;
}
this->buffer[1 + num_bytes - 1] |= MSEO_LAST;
return 1 + num_bytes;
}

int trace_encoder_n::_packet_to_buffer_indirect_branch_packet(trace_encoder_n_packet_t* packet) {
int trace_encoder_n::packet_to_buffer_indirect_branch_packet(trace_encoder_n_packet_t* packet) {
this->buffer[0] = packet->tcode << MDO_OFFSET | MSEO_IDLE;
this->buffer[1] = packet->b_type << MDO_OFFSET | MSEO_IDLE;
// icnt
int icnt_msb = find_msb(packet->icnt);
int icnt_num_bytes = 0;
this->buffer[1] |= (packet->icnt & 0xF) << 4;
if (icnt_msb < 4) {
this->buffer[1] |= MSEO_EOF;
this->buffer[1] |= MSEO_EOF;
} else {
packet->icnt >>= 4;
icnt_msb -= 4;
icnt_num_bytes = ceil_div(icnt_msb, 6);
for (int iter = 0; iter < icnt_num_bytes; iter++) {
this->buffer[2 + iter] = ((packet->icnt & 0x3F) << MDO_OFFSET) | MSEO_IDLE;
packet->icnt >>= 6;
}
this->buffer[2 + icnt_num_bytes - 1] |= MSEO_EOF;
packet->icnt >>= 4;
icnt_msb -= 4;
icnt_num_bytes = ceil_div(icnt_msb, 6);
for (int iter = 0; iter < icnt_num_bytes; iter++) {
this->buffer[2 + iter] = ((packet->icnt & 0x3F) << MDO_OFFSET) | MSEO_IDLE;
packet->icnt >>= 6;
}
this->buffer[2 + icnt_num_bytes - 1] |= MSEO_EOF;
}
// u_addr
int u_addr_start = 2 + icnt_num_bytes;
int u_addr_msb = find_msb(packet->u_addr);
int u_addr_num_bytes = ceil_div(u_addr_msb, 6);
for (int iter = 0; iter < u_addr_num_bytes; iter++) {
this->buffer[u_addr_start + iter] = ((packet->u_addr & 0x3F) << MDO_OFFSET) | MSEO_IDLE;
packet->u_addr >>= 6;
this->buffer[u_addr_start + iter] = ((packet->u_addr & 0x3F) << MDO_OFFSET) | MSEO_IDLE;
packet->u_addr >>= 6;
}
this->buffer[u_addr_start + u_addr_num_bytes - 1] |= MSEO_LAST;
return u_addr_start + u_addr_num_bytes;
Expand Down
12 changes: 6 additions & 6 deletions riscv/trace_encoder_n.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -102,14 +102,14 @@ class trace_encoder_n {
uint16_t icnt;
uint64_t prev_addr;

void _set_direct_branch_packet(trace_encoder_n_packet_t* packet);
void _set_indirect_branch_packet(trace_encoder_n_packet_t* packet);
void _set_program_trace_sync_packet(trace_encoder_n_packet_t* packet);
void set_direct_branch_packet(trace_encoder_n_packet_t* packet);
void set_indirect_branch_packet(trace_encoder_n_packet_t* packet);
void set_program_trace_sync_packet(trace_encoder_n_packet_t* packet);

int packet_to_buffer(trace_encoder_n_packet_t* packet);
int _packet_to_buffer_program_trace_sync(trace_encoder_n_packet_t* packet);
int _packet_to_buffer_direct_branch_packet(trace_encoder_n_packet_t* packet);
int _packet_to_buffer_indirect_branch_packet(trace_encoder_n_packet_t* packet);
int packet_to_buffer_program_trace_sync(trace_encoder_n_packet_t* packet);
int packet_to_buffer_direct_branch_packet(trace_encoder_n_packet_t* packet);
int packet_to_buffer_indirect_branch_packet(trace_encoder_n_packet_t* packet);
};


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