X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=simavr%2Fsim%2Fsim_core.h;h=cc5da7bb168a5e7a564e95559dce49a4c675dc11;hb=43c83e991c0705b7dc981ca760aa14fd3331604c;hp=bdc16261efedc51f05f1cd82df5f5737573ef682;hpb=0b698ce0c4148375fba91ab0295e5624067f3cac;p=simavr

diff --git a/simavr/sim/sim_core.h b/simavr/sim/sim_core.h
index bdc1626..cc5da7b 100644
--- a/simavr/sim/sim_core.h
+++ b/simavr/sim/sim_core.h
@@ -19,13 +19,27 @@
 	along with simavr.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef SIM_CORE_H_
-#define SIM_CORE_H_
+#ifndef __SIM_CORE_H__
+#define __SIM_CORE_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef NO_COLOR
+	#define FONT_GREEN
+	#define FONT_RED		
+	#define FONT_DEFAULT	
+#else
+	#define FONT_GREEN		"\e[32m"
+	#define FONT_RED		"\e[31m"
+	#define FONT_DEFAULT	"\e[0m"
+#endif
 
 /*
  * Instruction decoder, run ONE instruction
  */
-uint16_t avr_run_one(avr_t * avr);
+avr_flashaddr_t avr_run_one(avr_t * avr);
 
 /*
  * These are for internal access to the stack (for interrupts)
@@ -34,15 +48,16 @@ uint16_t _avr_sp_get(avr_t * avr);
 void _avr_sp_set(avr_t * avr, uint16_t sp);
 void _avr_push16(avr_t * avr, uint16_t v);
 
+#if CONFIG_SIMAVR_TRACE
+
 /*
  * Get a "pretty" register name
  */
 const char * avr_regname(uint8_t reg);
 
-
 /* 
  * DEBUG bits follow 
- * These will diseapear when gdb arrives
+ * These will disappear when gdb arrives
  */
 void avr_dump_state(avr_t * avr);
 
@@ -57,10 +72,12 @@ void avr_dump_state(avr_t * avr);
 
 #if AVR_STACK_WATCH
 #define DUMP_STACK() \
-		for (int i = avr->stack_frame_index; i; i--) {\
+		for (int i = avr->trace_data->stack_frame_index; i; i--) {\
 			int pci = i-1;\
-			printf("\e[31m*** %04x: %-25s sp %04x\e[0m\n",\
-					avr->stack_frame[pci].pc, avr->codeline[avr->stack_frame[pci].pc>>1]->symbol, avr->stack_frame[pci].sp);\
+			printf(FONT_RED "*** %04x: %-25s sp %04x\n" FONT_DEFAULT,\
+					avr->trace_data->stack_frame[pci].pc, \
+					avr->trace_data->codeline ? avr->trace_data->codeline[avr->trace_data->stack_frame[pci].pc>>1]->symbol : "unknown", \
+							avr->trace_data->stack_frame[pci].sp);\
 		}
 #else
 #define DUMP_STACK()
@@ -68,15 +85,48 @@ void avr_dump_state(avr_t * avr);
 
 #define CRASH()  {\
 		DUMP_REG();\
-		printf("*** CYCLE %lld PC %04x\n", avr->cycle, avr->pc);\
+		printf("*** CYCLE %" PRI_avr_cycle_count "PC %04x\n", avr->cycle, avr->pc);\
 		for (int i = OLD_PC_SIZE-1; i > 0; i--) {\
-			int pci = (avr->old_pci + i) & 0xf;\
-			printf("\e[31m*** %04x: %-25s RESET -%d; sp %04x\e[0m\n",\
-					avr->old[pci].pc, avr->codeline[avr->old[pci].pc>>1]->symbol, OLD_PC_SIZE-i, avr->old[pci].sp);\
+			int pci = (avr->trace_data->old_pci + i) & 0xf;\
+			printf(FONT_RED "*** %04x: %-25s RESET -%d; sp %04x\n" FONT_DEFAULT,\
+					avr->trace_data->old[pci].pc, avr->trace_data->codeline ? avr->trace_data->codeline[avr->trace_data->old[pci].pc>>1]->symbol : "unknown", OLD_PC_SIZE-i, avr->trace_data->old[pci].sp);\
 		}\
 		printf("Stack Ptr %04x/%04x = %d \n", _avr_sp_get(avr), avr->ramend, avr->ramend - _avr_sp_get(avr));\
 		DUMP_STACK();\
-		exit(1);\
+		avr_sadly_crashed(avr, 0);\
 	}
+#else /* CONFIG_SIMAVR_TRACE */
+
+#define CRASH() { \
+		avr_sadly_crashed(avr, 0);\
+	}
+#define DUMP_STACK()
+#define DUMP_REG();
+
+#endif 
+
+/**
+ * Reconstructs the SREG value from avr->sreg into dst.
+ */
+#define READ_SREG_INTO(avr, dst) { \
+			dst = 0; \
+			for (int i = 0; i < 8; i++) \
+				if (avr->sreg[i] > 1) { \
+					printf("** Invalid SREG!!\n"); \
+				} else if (avr->sreg[i]) \
+					dst |= (1 << i); \
+		}
+
+/**
+ * Splits the SREG value from src into the avr->sreg array.
+ */
+#define SET_SREG_FROM(avr, src) { \
+			for (int i = 0; i < 8; i++) \
+				avr->sreg[i] = (src & (1 << i)) != 0; \
+		}
+
+#ifdef __cplusplus
+};
+#endif
 
-#endif /* SIM_CORE_H_ */
+#endif /*__SIM_CORE_H__*/