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> compile NEMU

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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
 16:10:36  up   5:46,  2 users,  load average: 0.80, 0.80, 0.57
This commit is contained in:
tracer-ysyx 2024-03-13 16:10:36 +08:00 committed by xinyangli
parent bdd1069c6e
commit c34f132985
3 changed files with 21 additions and 12 deletions
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3
nemu/include/utils.h
View file

@ -74,4 +74,7 @@ uint64_t get_time();
} while (0)
IFDEF(CONFIG_ITRACE, void log_itrace_print());
#endif

16
nemu/src/cpu/cpu-exec.c
View file

@ -13,6 +13,7 @@
* See the Mulan PSL v2 for more details.
***************************************************************************************/
#include "utils.h"
#include <cpu/cpu.h>
#include <cpu/decode.h>
#include <cpu/difftest.h>
@ -29,9 +30,8 @@ CPU_state cpu = {};
uint64_t g_nr_guest_inst = 0;
static uint64_t g_timer = 0; // unit: us
static bool g_print_step = false;
IFDEF(CONFIG_ITRACE, char logbuf[CONFIG_ITRACE_BUFFER][128]);
IFDEF(CONFIG_ITRACE, int logbuf_rear);
IFDEF(CONFIG_ITRACE, extern char logbuf[CONFIG_ITRACE_BUFFER][128]);
IFDEF(CONFIG_ITRACE, extern int logbuf_rear);
void device_update();
bool wp_eval_all();
@ -132,16 +132,10 @@ void cpu_exec(uint64_t n) {
ANSI_FMT("HIT BAD TRAP", ANSI_FG_RED))),
nemu_state.halt_pc);
nemu_state.halt_ret = 1;
#ifdef CONFIG_ITRACE
if(nemu_state.halt_ret != 0) {
puts("ITRACE buffer:");
for (int i = (logbuf_rear + 1) % CONFIG_ITRACE_BUFFER; i != logbuf_rear; i = (i + 1) % CONFIG_ITRACE_BUFFER) {
puts(logbuf[i]);
log_itrace_print();
}
}
}
#endif
// fall through
} // fall through
case NEMU_QUIT: statistic();
}
}

12
nemu/src/utils/log.c
View file

@ -35,3 +35,15 @@ bool log_enable() {
(g_nr_guest_inst <= CONFIG_TRACE_END), false);
}
#endif
IFDEF(CONFIG_ITRACE, char logbuf[CONFIG_ITRACE_BUFFER][128]);
IFDEF(CONFIG_ITRACE, int logbuf_rear);
#ifdef CONFIG_ITRACE
void log_itrace_print() {
puts("ITRACE buffer:");
for (int i = (logbuf_rear + 1) % CONFIG_ITRACE_BUFFER; i != logbuf_rear; i = (i + 1) % CONFIG_ITRACE_BUFFER) {
puts(logbuf[i]);
}
}
#endif