xin/ysyx-workbench
1
0
Fork 0
Code Issues Pull requests 1 Projects Releases Packages Wiki Activity Actions

> compile NEMU

Browse source 
ysyx_22040000 李心杨
Linux calcite 6.6.19 #1-NixOS SMP PREEMPT_DYNAMIC Fri Mar  1 12:35:11 UTC 2024 x86_64 GNU/Linux
 13:24:29  up   0:22,  2 users,  load average: 0.66, 0.61, 0.47
This commit is contained in:
tracer-ysyx 2024-03-17 13:24:29 +08:00 committed by xinyangli
parent baade9046d
commit a2b9777ea4
3 changed files with 690 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

683
nemu/compile_commands.events.json Normal file
View file

File diff suppressed because one or more lines are too long

3
nemu/include/elf-parser.h Normal file
View file

@ -0,0 +1,3 @@
#ifndef __DIFFTEST_DEF_H__
#define __DIFFTEST_DEF_H__
#endif

5
nemu/src/utils/elf-parser.c
View file

@ -5,6 +5,7 @@
// Put this into another file
#ifdef CONFIG_FTRACE
// static vaddr_t g_function_stack[CONFIG_FTRACE_STACK_SIZE] = {0};
// static vaddr_t *g_function_start = NULL;
#endif
#define FAILED_GOTO(tag, exp) do {if((exp)) goto tag;} while(0)
@ -32,12 +33,14 @@ void init_elf(const char *path) {
}
}
int sym_length = symtab->sh_size / sizeof(Elf32_Sym);
Elf32_Sym *sym = calloc(sym_length, sizeof(Elf32_Sym));
FAILED_GOTO(failed_nosym, sym == NULL);
FAILED_GOTO(failed, fseek(elf_file, symtab->sh_offset, SEEK_SET) != 0);
FAILED_GOTO(failed, fread(sym, sizeof(Elf32_Sym), sym_length, elf_file) <= 0);
// Count how many function symbol in elf file
for(int j = 0; j < sym_length; j++) {
if(ELF32_ST_TYPE(sym[j].st_info) != STT_FUNC) continue;
// Only read function type symbol