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chore: clang format

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This commit is contained in:
xinyangli 2024-07-22 17:45:49 +08:00
parent f5ea31f676
commit b317827c3c
Signed by: xin
SSH key fingerprint: SHA256:qZ/tzd8lYRtUFSrfBDBMcUqV4GHKxqeqRA3huItgvbk
16 changed files with 216 additions and 181 deletions
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12
abstract-machine/am/src/native/mpe.c
View file

@ -1,5 +1,5 @@
#include <stdatomic.h>
#include "platform.h" #include "platform.h"
#include <stdatomic.h>
int __am_mpe_init = 0; int __am_mpe_init = 0;
extern bool __am_has_ioe; extern bool __am_has_ioe;
@ -16,7 +16,8 @@ bool mpe_init(void (*entry)()) {
char ch; char ch;
assert(read(sync_pipe[0], &ch, 1) == 1); assert(read(sync_pipe[0], &ch, 1) == 1);
assert(ch == '+'); assert(ch == '+');
close(sync_pipe[0]); close(sync_pipe[1]); close(sync_pipe[0]);
close(sync_pipe[1]);
thiscpu->cpuid = i; thiscpu->cpuid = i;
__am_init_timer_irq(); __am_init_timer_irq();
@ -31,7 +32,8 @@ bool mpe_init(void (*entry)()) {
for (int i = 1; i < cpu_count(); i++) { for (int i = 1; i < cpu_count(); i++) {
assert(write(sync_pipe[1], "+", 1) == 1); assert(write(sync_pipe[1], "+", 1) == 1);
} }
close(sync_pipe[0]); close(sync_pipe[1]); close(sync_pipe[0]);
close(sync_pipe[1]);
entry(); entry();
panic("MP entry should not return\n"); panic("MP entry should not return\n");
@ -42,9 +44,7 @@ int cpu_count() {
return __am_ncpu; return __am_ncpu;
} }
int cpu_current() { int cpu_current() { return thiscpu->cpuid; }
return thiscpu->cpuid;
}
int atomic_xchg(int *addr, int newval) { int atomic_xchg(int *addr, int newval) {
return atomic_exchange((int *)addr, newval); return atomic_exchange((int *)addr, newval);

45
abstract-machine/klib/src/string.c
View file

@ -1,5 +1,5 @@
#include <klib.h>
#include <klib-macros.h> #include <klib-macros.h>
#include <klib.h>
#include <stdint.h> #include <stdint.h>
#if !defined(__ISA_NATIVE__) || defined(__NATIVE_USE_KLIB__) #if !defined(__ISA_NATIVE__) || defined(__NATIVE_USE_KLIB__)
@ -7,14 +7,15 @@
size_t strlen(const char *s) { size_t strlen(const char *s) {
const char *p = s; const char *p = s;
size_t len = 0; size_t len = 0;
while(*(p++) != '\0') len++; while (*(p++) != '\0')
len++;
return len; return len;
} }
char *strcpy(char *dst, const char *src) { char *strcpy(char *dst, const char *src) {
char *p_dst = dst; char *p_dst = dst;
const char *p_src = src; const char *p_src = src;
for(; *p_src != '\0'; p_src++, p_dst++) { for (; *p_src != '\0'; p_src++, p_dst++) {
*p_dst = *p_src; *p_dst = *p_src;
} }
*p_dst = '\0'; *p_dst = '\0';
@ -23,10 +24,10 @@ char *strcpy(char *dst, const char *src) {
char *strncpy(char *dst, const char *src, size_t n) { char *strncpy(char *dst, const char *src, size_t n) {
int i = 0; int i = 0;
for(; i < n && src[i] != '\0'; i++) { for (; i < n && src[i] != '\0'; i++) {
dst[i] = src[i]; dst[i] = src[i];
} }
for(; i < n; i++) { for (; i < n; i++) {
dst[i] = '\0'; dst[i] = '\0';
} }
return dst; return dst;
@ -35,8 +36,9 @@ char *strncpy(char *dst, const char *src, size_t n) {
char *strcat(char *dst, const char *src) { char *strcat(char *dst, const char *src) {
char *p_dst = dst; char *p_dst = dst;
const char *p_src = src; const char *p_src = src;
while(*p_dst != '\0') p_dst++; while (*p_dst != '\0')
for(; *p_src != '\0'; p_src++, p_dst++) { p_dst++;
for (; *p_src != '\0'; p_src++, p_dst++) {
*p_dst = *p_src; *p_dst = *p_src;
} }
*p_dst = '\0'; *p_dst = '\0';
@ -45,8 +47,8 @@ char *strcat(char *dst, const char *src) {
int strcmp(const char *s1, const char *s2) { int strcmp(const char *s1, const char *s2) {
const char *p_s1 = s1, *p_s2 = s2; const char *p_s1 = s1, *p_s2 = s2;
for(; *p_s1 == *p_s2; p_s1++, p_s2++) { for (; *p_s1 == *p_s2; p_s1++, p_s2++) {
if(*p_s1 == '\0' || *p_s2 == '\0') { if (*p_s1 == '\0' || *p_s2 == '\0') {
break; break;
} }
} }
@ -56,8 +58,8 @@ int strcmp(const char *s1, const char *s2) {
int strncmp(const char *s1, const char *s2, size_t n) { int strncmp(const char *s1, const char *s2, size_t n) {
const char *p_s1 = s1, *p_s2 = s2; const char *p_s1 = s1, *p_s2 = s2;
int i = 0; int i = 0;
for(i = 0; i < n - 1; i++) { for (i = 0; i < n - 1; i++) {
if(s1[i] == '\0' || s2[i] == '\0') if (s1[i] == '\0' || s2[i] == '\0')
break; break;
} }
return s1[i] - s2[i]; return s1[i] - s2[i];
@ -65,33 +67,35 @@ int strncmp(const char *s1, const char *s2, size_t n) {
void *memset(void *s, int c, size_t n) { void *memset(void *s, int c, size_t n) {
uint8_t *p = s; uint8_t *p = s;
for(int i = 0; i < n; i++) { for (int i = 0; i < n; i++) {
p[i] = c; p[i] = c;
} }
return s; return s;
} }
void *memmove(void *dst, const void *src, size_t n) { void *memmove(void *dst, const void *src, size_t n) {
if (src + n > dst && src < dst) { if (src + n > dst && src < dst) {
size_t len = dst - src; size_t len = dst - src;
void *p_dst = (void *)src + n; void *p_dst = (void *)src + n;
const void *p_src = src + n - len; const void *p_src = src + n - len;
while(p_dst >= dst) { while (p_dst >= dst) {
memcpy(p_dst, p_src, len); memcpy(p_dst, p_src, len);
p_src -= len; p_src -= len;
p_dst -= len; p_dst -= len;
} }
if(n % len) memcpy(dst, src, n % len); if (n % len)
memcpy(dst, src, n % len);
} else if (dst < src && dst + n > src) { } else if (dst < src && dst + n > src) {
size_t len = src - dst; size_t len = src - dst;
void *p_dst = dst; void *p_dst = dst;
const void *p_src = src; const void *p_src = src;
while(p_src < src + n) { while (p_src < src + n) {
memcpy(p_dst, p_src, len); memcpy(p_dst, p_src, len);
p_src += len; p_src += len;
p_dst += len; p_dst += len;
} }
if(n % len) memcpy(p_dst, p_src, n % len); if (n % len)
memcpy(p_dst, p_src, n % len);
} else { } else {
memcpy(dst, src, n); memcpy(dst, src, n);
} }
@ -100,7 +104,7 @@ void *memmove(void *dst, const void *src, size_t n) {
} }
void *memcpy(void *out, const void *in, size_t n) { void *memcpy(void *out, const void *in, size_t n) {
for (size_t i = 0 ; i < n ; i++) { for (size_t i = 0; i < n; i++) {
*(uint8_t *)(out + i) = *(uint8_t *)(in + i); *(uint8_t *)(out + i) = *(uint8_t *)(in + i);
} }
return out; return out;
@ -109,9 +113,10 @@ void *memcpy(void *out, const void *in, size_t n) {
int memcmp(const void *s1, const void *s2, size_t n) { int memcmp(const void *s1, const void *s2, size_t n) {
const uint8_t *p1 = s1, *p2 = s2; const uint8_t *p1 = s1, *p2 = s2;
for (int i = 0; i < n; i++) { for (int i = 0; i < n; i++) {
if(*p1 != *p2) if (*p1 != *p2)
return p1 - p2; return p1 - p2;
p1++; p2++; p1++;
p2++;
} }
return 0; return 0;
} }

2
diffu

@ -1 +1 @@
Subproject commit 0c590d218be4b2df4f8f827a9fd40278c227a1ca Subproject commit 645b0f607ae510fda4d71b8152ea932a2b38bc32

95
nemu/src/isa/mips32/logo.c
View file

@ -28,51 +28,50 @@
*/ */
unsigned char isa_logo[] = { unsigned char isa_logo[] = {
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0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x0a, '\0' 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x0a, '\0'};
};

80
nemu/src/isa/riscv32/logo.c
View file

@ -25,39 +25,49 @@
*/ */
unsigned char isa_logo[] = { unsigned char
0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x5f, 0x20, 0x20, 0x20, 0x20, isa_logo
0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, [] =
0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x5f, 0x5f, 0x20, {
0x20, 0x5f, 0x5f, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x5f, 0x20, 0x20,
0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
0x20, 0x20, 0x20, 0x20, 0x5f, 0x20, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
0x20, 0x28, 0x5f, 0x29, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x5f, 0x5f, 0x20, 0x20, 0x5f, 0x5f, 0x20,
0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
0x20, 0x20, 0x20, 0x7c, 0x20, 0x20, 0x5c, 0x2f, 0x20, 0x20, 0x7c, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x5f, 0x20, 0x0a, 0x20, 0x20, 0x20,
0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x7c, 0x20, 0x20, 0x20, 0x20, 0x28, 0x5f, 0x29, 0x20, 0x20, 0x20, 0x20,
0x7c, 0x0a, 0x20, 0x20, 0x5f, 0x20, 0x5f, 0x5f, 0x20, 0x5f, 0x20, 0x5f, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
0x5f, 0x5f, 0x20, 0x20, 0x5f, 0x5f, 0x5f, 0x20, 0x5f, 0x5f, 0x5f, 0x5f, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x7c,
0x5f, 0x5f, 0x5f, 0x5f, 0x20, 0x20, 0x20, 0x5f, 0x5f, 0x20, 0x7c, 0x20, 0x20, 0x20, 0x5c, 0x2f, 0x20, 0x20, 0x7c, 0x20, 0x20, 0x20,
0x5c, 0x20, 0x20, 0x2f, 0x20, 0x7c, 0x20, 0x5f, 0x5f, 0x20, 0x5f, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
0x5f, 0x20, 0x5f, 0x5f, 0x20, 0x20, 0x5f, 0x20, 0x20, 0x20, 0x5f, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
0x20, 0x5f, 0x5f, 0x20, 0x5f, 0x7c, 0x20, 0x7c, 0x0a, 0x20, 0x7c, 0x20, 0x7c, 0x20, 0x7c, 0x0a, 0x20, 0x20, 0x5f, 0x20, 0x5f, 0x5f,
0x27, 0x5f, 0x5f, 0x7c, 0x20, 0x2f, 0x20, 0x5f, 0x5f, 0x7c, 0x2f, 0x20, 0x20, 0x5f, 0x20, 0x5f, 0x5f, 0x5f, 0x20, 0x20, 0x5f, 0x5f,
0x5f, 0x5f, 0x7c, 0x5f, 0x5f, 0x5f, 0x5f, 0x5f, 0x5f, 0x5c, 0x20, 0x5c, 0x5f, 0x20, 0x5f, 0x5f, 0x5f, 0x5f, 0x5f, 0x5f, 0x5f, 0x5f,
0x20, 0x2f, 0x20, 0x2f, 0x20, 0x7c, 0x20, 0x7c, 0x5c, 0x2f, 0x7c, 0x20, 0x20, 0x20, 0x20, 0x5f, 0x5f, 0x20, 0x7c, 0x20, 0x5c, 0x20,
0x7c, 0x2f, 0x20, 0x5f, 0x60, 0x20, 0x7c, 0x20, 0x27, 0x5f, 0x20, 0x5c, 0x20, 0x2f, 0x20, 0x7c, 0x20, 0x5f, 0x5f, 0x20, 0x5f, 0x20,
0x7c, 0x20, 0x7c, 0x20, 0x7c, 0x20, 0x7c, 0x2f, 0x20, 0x5f, 0x60, 0x20, 0x5f, 0x20, 0x5f, 0x5f, 0x20, 0x20, 0x5f, 0x20, 0x20, 0x20,
0x7c, 0x20, 0x7c, 0x0a, 0x20, 0x7c, 0x20, 0x7c, 0x20, 0x20, 0x7c, 0x20, 0x5f, 0x20, 0x20, 0x5f, 0x5f, 0x20, 0x5f, 0x7c, 0x20, 0x7c,
0x5c, 0x5f, 0x5f, 0x20, 0x5c, 0x20, 0x28, 0x5f, 0x5f, 0x20, 0x20, 0x20, 0x0a, 0x20, 0x7c, 0x20, 0x27, 0x5f, 0x5f, 0x7c, 0x20, 0x2f,
0x20, 0x20, 0x20, 0x20, 0x20, 0x5c, 0x20, 0x56, 0x20, 0x2f, 0x20, 0x20, 0x20, 0x5f, 0x5f, 0x7c, 0x2f, 0x20, 0x5f, 0x5f, 0x7c, 0x5f,
0x7c, 0x20, 0x7c, 0x20, 0x20, 0x7c, 0x20, 0x7c, 0x20, 0x28, 0x5f, 0x7c, 0x5f, 0x5f, 0x5f, 0x5f, 0x5f, 0x5c, 0x20, 0x5c, 0x20, 0x2f,
0x20, 0x7c, 0x20, 0x7c, 0x20, 0x7c, 0x20, 0x7c, 0x20, 0x7c, 0x5f, 0x7c, 0x20, 0x2f, 0x20, 0x7c, 0x20, 0x7c, 0x5c, 0x2f, 0x7c, 0x20,
0x20, 0x7c, 0x20, 0x28, 0x5f, 0x7c, 0x20, 0x7c, 0x20, 0x7c, 0x0a, 0x20, 0x7c, 0x2f, 0x20, 0x5f, 0x60, 0x20, 0x7c, 0x20, 0x27, 0x5f,
0x7c, 0x5f, 0x7c, 0x20, 0x20, 0x7c, 0x5f, 0x7c, 0x5f, 0x5f, 0x5f, 0x2f, 0x20, 0x5c, 0x7c, 0x20, 0x7c, 0x20, 0x7c, 0x20, 0x7c, 0x2f,
0x5c, 0x5f, 0x5f, 0x5f, 0x7c, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x5f, 0x60, 0x20, 0x7c, 0x20, 0x7c, 0x0a, 0x20, 0x7c,
0x20, 0x5c, 0x5f, 0x2f, 0x20, 0x20, 0x20, 0x7c, 0x5f, 0x7c, 0x20, 0x20, 0x20, 0x7c, 0x20, 0x20, 0x7c, 0x20, 0x5c, 0x5f, 0x5f, 0x20,
0x7c, 0x5f, 0x7c, 0x5c, 0x5f, 0x5f, 0x2c, 0x5f, 0x7c, 0x5f, 0x7c, 0x20, 0x5c, 0x20, 0x28, 0x5f, 0x5f, 0x20, 0x20, 0x20, 0x20, 0x20,
0x7c, 0x5f, 0x7c, 0x5c, 0x5f, 0x5f, 0x2c, 0x5f, 0x7c, 0x5c, 0x5f, 0x5f, 0x20, 0x20, 0x20, 0x5c, 0x20, 0x56, 0x20, 0x2f, 0x20, 0x20,
0x2c, 0x5f, 0x7c, 0x5f, 0x7c, 0x0a, '\0' /* Termination Character is indispensable! */ 0x7c, 0x20, 0x7c, 0x20, 0x20, 0x7c, 0x20, 0x7c, 0x20, 0x28,
0x5f, 0x7c, 0x20, 0x7c, 0x20, 0x7c, 0x20, 0x7c, 0x20, 0x7c,
0x20, 0x7c, 0x5f, 0x7c, 0x20, 0x7c, 0x20, 0x28, 0x5f, 0x7c,
0x20, 0x7c, 0x20, 0x7c, 0x0a, 0x20, 0x7c, 0x5f, 0x7c, 0x20,
0x20, 0x7c, 0x5f, 0x7c, 0x5f, 0x5f, 0x5f, 0x2f, 0x5c, 0x5f,
0x5f, 0x5f, 0x7c, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
0x20, 0x5c, 0x5f, 0x2f, 0x20, 0x20, 0x20, 0x7c, 0x5f, 0x7c,
0x20, 0x20, 0x7c, 0x5f, 0x7c, 0x5c, 0x5f, 0x5f, 0x2c, 0x5f,
0x7c, 0x5f, 0x7c, 0x20, 0x7c, 0x5f, 0x7c, 0x5c, 0x5f, 0x5f,
0x2c, 0x5f, 0x7c, 0x5c, 0x5f, 0x5f, 0x2c, 0x5f, 0x7c, 0x5f,
0x7c, 0x0a, '\0' /* Termination Character is indispensable! */
}; };

58
nemu/src/utils/ftrace.c
View file

@ -17,10 +17,12 @@ static int cmp_func_t(const void *a, const void *b) {
static func_t *get_func(vaddr_t addr) { static func_t *get_func(vaddr_t addr) {
int l = 0, r = func_table_len - 1; int l = 0, r = func_table_len - 1;
while(l <= r) { while (l <= r) {
int mid = (l + r) / 2; int mid = (l + r) / 2;
if(func_table[mid].start <= addr) l = mid + 1; if (func_table[mid].start <= addr)
else r = mid - 1; l = mid + 1;
else
r = mid - 1;
} }
return l == 0 ? NULL : &func_table[l - 1]; return l == 0 ? NULL : &func_table[l - 1];
} }
@ -33,20 +35,27 @@ void init_elf(const char *path) {
func_table = (func_t *)calloc(func_table_size, sizeof(func_t)); func_table = (func_t *)calloc(func_table_size, sizeof(func_t));
assert(func_table); assert(func_table);
FAILED_GOTO(failed_header, fread(&header, sizeof(Elf32_Ehdr), 1, elf_file) <= 0); FAILED_GOTO(failed_header,
fread(&header, sizeof(Elf32_Ehdr), 1, elf_file) <= 0);
FAILED_GOTO(failed_header, fseek(elf_file, header.e_shoff, SEEK_SET) != 0); FAILED_GOTO(failed_header, fseek(elf_file, header.e_shoff, SEEK_SET) != 0);
FAILED_GOTO(failed_header, fread(section_header, header.e_shentsize, header.e_shnum, elf_file) <= 0); FAILED_GOTO(failed_header, fread(section_header, header.e_shentsize,
header.e_shnum, elf_file) <= 0);
char *shstrtab = calloc(1, section_header[header.e_shstrndx].sh_size); char *shstrtab = calloc(1, section_header[header.e_shstrndx].sh_size);
FAILED_GOTO(failed_shstrtab, fseek(elf_file, section_header[header.e_shstrndx].sh_offset, SEEK_SET) != 0); FAILED_GOTO(failed_shstrtab,
FAILED_GOTO(failed_shstrtab, fread(shstrtab, section_header[header.e_shstrndx].sh_size, 1, elf_file) <= 0); fseek(elf_file, section_header[header.e_shstrndx].sh_offset,
SEEK_SET) != 0);
FAILED_GOTO(failed_shstrtab,
fread(shstrtab, section_header[header.e_shstrndx].sh_size, 1,
elf_file) <= 0);
Elf32_Shdr *symtab = NULL, *strtab = NULL; Elf32_Shdr *symtab = NULL, *strtab = NULL;
for(int i = 0; i < header.e_shnum; i++) { for (int i = 0; i < header.e_shnum; i++) {
psh = section_header + i; psh = section_header + i;
if (psh->sh_type == SHT_SYMTAB) { if (psh->sh_type == SHT_SYMTAB) {
symtab = psh; symtab = psh;
} else if (psh->sh_type == SHT_STRTAB && strncmp(shstrtab + psh->sh_name, ".strtab", 8) == 0) { } else if (psh->sh_type == SHT_STRTAB &&
strncmp(shstrtab + psh->sh_name, ".strtab", 8) == 0) {
strtab = psh; strtab = psh;
} }
} }
@ -54,22 +63,28 @@ void init_elf(const char *path) {
int sym_length = symtab->sh_size / sizeof(Elf32_Sym); int sym_length = symtab->sh_size / sizeof(Elf32_Sym);
Elf32_Sym *sym = calloc(sym_length, sizeof(Elf32_Sym)); Elf32_Sym *sym = calloc(sym_length, sizeof(Elf32_Sym));
assert(sym); assert(sym);
FAILED_GOTO(failed_funcname, fseek(elf_file, symtab->sh_offset, SEEK_SET) != 0); FAILED_GOTO(failed_funcname,
FAILED_GOTO(failed_funcname, fread(sym, sizeof(Elf32_Sym), sym_length, elf_file) <= 0); fseek(elf_file, symtab->sh_offset, SEEK_SET) != 0);
FAILED_GOTO(failed_funcname,
fread(sym, sizeof(Elf32_Sym), sym_length, elf_file) <= 0);
for(int j = 0; j < sym_length; j++) { for (int j = 0; j < sym_length; j++) {
if(ELF32_ST_TYPE(sym[j].st_info) != STT_FUNC) continue; if (ELF32_ST_TYPE(sym[j].st_info) != STT_FUNC)
continue;
// Only read function type symbol // Only read function type symbol
func_t *f = &func_table[func_table_len]; func_t *f = &func_table[func_table_len];
char *func = (char *)malloc(30); char *func = (char *)malloc(30);
FAILED_GOTO(failed_funcname, fseek(elf_file, strtab->sh_offset + sym[j].st_name, SEEK_SET) != 0); FAILED_GOTO(failed_funcname,
fseek(elf_file, strtab->sh_offset + sym[j].st_name, SEEK_SET) !=
0);
FAILED_GOTO(failed_funcname, fgets(func, 30, elf_file) <= 0); FAILED_GOTO(failed_funcname, fgets(func, 30, elf_file) <= 0);
f->start = sym[j].st_value; f->start = sym[j].st_value;
f->len = sym[j].st_size; f->len = sym[j].st_size;
f->name = func; f->name = func;
++func_table_len; ++func_table_len;
if(func_table_len >= func_table_size) { if (func_table_len >= func_table_size) {
Assert(func_table_size * 2 > func_table_size, "Function table exceed memory limit"); Assert(func_table_size * 2 > func_table_size,
"Function table exceed memory limit");
func_table_size *= 2; func_table_size *= 2;
func_table = realloc(func_table, func_table_size * sizeof(func_t)); func_table = realloc(func_table, func_table_size * sizeof(func_t));
Assert(func_table, "Function table exceed memory limit"); Assert(func_table, "Function table exceed memory limit");
@ -88,9 +103,11 @@ failed_funcname:
failed_shstrtab: failed_shstrtab:
free(shstrtab); free(shstrtab);
failed_header: failed_header:
for(int i = 0; i < func_table_len; i++) { for (int i = 0; i < func_table_len; i++) {
func_t *f = &func_table[i]; func_t *f = &func_table[i];
if(f->name) { free(f->name); } if (f->name) {
free(f->name);
}
} }
free(func_table); free(func_table);
Error("Failed reading elf file"); Error("Failed reading elf file");
@ -114,8 +131,9 @@ void ftrace_return(vaddr_t pc, vaddr_t addr) {
ftrace_stack_len--) { ftrace_stack_len--) {
vaddr_t tco_addr = ftrace_stack[ftrace_stack_len]; vaddr_t tco_addr = ftrace_stack[ftrace_stack_len];
func_t *f = get_func(tco_addr); func_t *f = get_func(tco_addr);
Trace("%*s0x%x ret 0x%x <%s+0x%x> (TCO)", ftrace_stack_len, "", pc, tco_addr, Trace("%*s0x%x ret 0x%x <%s+0x%x> (TCO)", ftrace_stack_len, "", pc,
f == NULL ? "???" : f->name, f == NULL ? addr : addr - f->start); tco_addr, f == NULL ? "???" : f->name,
f == NULL ? addr : addr - f->start);
} }
func_t *f = get_func(addr); func_t *f = get_func(addr);
Trace("%*s0x%x ret 0x%x <%s+0x%x>", ftrace_stack_len, "", pc, addr, Trace("%*s0x%x ret 0x%x <%s+0x%x>", ftrace_stack_len, "", pc, addr,

6
nemu/tools/qemu-diff/include/isa.h
View file

@ -18,8 +18,8 @@
#if defined(CONFIG_ISA_mips32) #if defined(CONFIG_ISA_mips32)
#define ISA_QEMU_BIN "qemu-system-mipsel" #define ISA_QEMU_BIN "qemu-system-mipsel"
#define ISA_QEMU_ARGS "-machine", "mipssim",\ #define ISA_QEMU_ARGS \
"-kernel", NEMU_HOME "/resource/mips-elf/mips.dummy", "-machine", "mipssim", "-kernel", NEMU_HOME "/resource/mips-elf/mips.dummy",
#elif defined(CONFIG_ISA_riscv) && !defined(CONFIG_RV64) #elif defined(CONFIG_ISA_riscv) && !defined(CONFIG_RV64)
#define ISA_QEMU_BIN "qemu-system-riscv32" #define ISA_QEMU_BIN "qemu-system-riscv32"
#define ISA_QEMU_ARGS "-bios", "none", #define ISA_QEMU_ARGS "-bios", "none",
@ -41,7 +41,7 @@ union isa_gdb_regs {
#elif defined(CONFIG_ISA_riscv) && !defined(CONFIG_RV64) #elif defined(CONFIG_ISA_riscv) && !defined(CONFIG_RV64)
uint32_t gpr[32]; uint32_t gpr[32];
uint32_t pc; uint32_t pc;
#elif defined(CONFIG_ISA_riscv) && defined(CONFIG_RV64) #elif defined(CONFIG_ISA_riscv) && defined(CONFIG_RV64)
uint64_t gpr[32]; uint64_t gpr[32];
uint64_t fpr[32]; uint64_t fpr[32];
uint64_t pc; uint64_t pc;

3
npc/.gdbinit Normal file
View file

@ -0,0 +1,3 @@
set substitute-path /build/am-kernels /home/xin/repo/ysyx-workbench/am-kernels
file /nix/store/g8hi9rlby6xm7grzcpfc8lpmdfgv1i92-am-kernel-riscv32-none-elf-2024-07-10/libexec/am-kernels/add
target remote /tmp/gdbstub-npc.sock

42
npc/csrc/Switch/main.cpp
View file

@ -1,36 +1,36 @@
#include <cstdlib> #include <VSwitch.h>
#include <cassert> #include <cassert>
#include <cstdlib> #include <cstdlib>
#include <verilated.h> #include <verilated.h>
#include <verilated_vcd_c.h> #include <verilated_vcd_c.h>
#include <VSwitch.h>
const int MAX_SIM_TIME=100; const int MAX_SIM_TIME = 100;
int main(int argc, char **argv, char **env) { int main(int argc, char **argv, char **env) {
int sim_time = 0; int sim_time = 0;
Verilated::commandArgs(argc, argv); Verilated::commandArgs(argc, argv);
VSwitch *top = new VSwitch; VSwitch *top = new VSwitch;
Verilated::traceEverOn(true); Verilated::traceEverOn(true);
VerilatedVcdC *m_trace = new VerilatedVcdC; VerilatedVcdC *m_trace = new VerilatedVcdC;
#ifdef VERILATOR_TRACE #ifdef VERILATOR_TRACE
top->trace(m_trace, 5); top->trace(m_trace, 5);
m_trace->open("waveform.vcd"); m_trace->open("waveform.vcd");
#endif #endif
for (sim_time = 0; sim_time < MAX_SIM_TIME; sim_time++) { for (sim_time = 0; sim_time < MAX_SIM_TIME; sim_time++) {
top->io_sw_0 = rand() % 2; top->io_sw_0 = rand() % 2;
top->io_sw_1 = rand() % 2; top->io_sw_1 = rand() % 2;
top->eval(); top->eval();
printf("sw0 = %d, sw1 = %d, ledr = %d\n", top->io_sw_0, top->io_sw_1, top->io_out); printf("sw0 = %d, sw1 = %d, ledr = %d\n", top->io_sw_0, top->io_sw_1,
assert(top->io_out == (top->io_sw_0 ^ top->io_sw_1)); top->io_out);
assert(top->io_out == (top->io_sw_0 ^ top->io_sw_1));
#ifdef VERILATOR_TRACE #ifdef VERILATOR_TRACE
m_trace->dump(sim_time); m_trace->dump(sim_time);
#endif #endif
} }
#ifdef VERILATOR_TRACE #ifdef VERILATOR_TRACE
m_trace->close(); m_trace->close();
#endif #endif
delete top; delete top;
exit(EXIT_SUCCESS); exit(EXIT_SUCCESS);
} }