Add Gzip compressor

Makefile

@@ -67,14 +67,18 @@ INCLUDES  = $(addprefix -I, $(INC_DIR))
 CFLAGS   += -O2 -MMD -Wno-format -Wall \
 			-ggdb3 $(INCLUDES) \
             -D__ENGINE_$(ENGINE)__ \
+            -D__SIMPOINT \
             -D__ISA__=$(ISA) -D__ISA_$(ISA)__ -D_ISA_H_=\"isa/$(ISA).h\"
 			# -Wc++-compat \
 
 # Files to be compiled
 SRCS = $(shell find src/ -name "*.c" | grep -v "isa\|engine")
+CPP_SRCS += $(shell find src/ -name "*.cpp" | grep -v "isa\|engine")
 SRCS += $(shell find src/isa/$(ISA) -name "*.c")
 SRCS += $(shell find src/engine/$(ENGINE) -name "*.c")
 OBJS = $(SRCS:src/%.c=$(OBJ_DIR)/%.o)
+CPP_OBJS += $(CPP_SRCS:src/%.cpp=$(OBJ_DIR)/%.o)
+OBJS += $(CPP_OBJS)
 
 # Compilation patterns
 
@@ -87,6 +91,11 @@ $(OBJ_DIR)/%.o: src/%.c
 	@mkdir -p $(dir $@)
 	@$(CC) $(CFLAGS) $(SO_CFLAGS) -c -o $@ $<
 
+$(OBJ_DIR)/%.o: src/%.cpp
+	@echo + CC $<
+	@mkdir -p $(dir $@)
+	@$(CC) $(CFLAGS) $(SO_CFLAGS) -c -o $@ $<
+
 
 # Depencies
 -include $(OBJS:.o=.d)
@@ -107,7 +116,7 @@ $(BINARY): $(OBJS)
 	$(call git_commit, "compile")
 	@echo + LD $@
 	@echo + LD inputs $^
-	@$(LD) -O2 -rdynamic $(SO_LDLAGS) -o $@ $^ -lSDL2 -lreadline -ldl
+	@$(LD) -O2 -rdynamic $(SO_LDLAGS) -o $@ $^ -lSDL2 -lreadline -ldl -lz
 
 run-env: $(BINARY) $(DIFF_REF_SO)
 

include/checkpoint/serializer.h

+//
+// Created by zyy on 2020/11/16.
+//
+
+#ifndef NEMU_SERIALIZER_H
+#define NEMU_SERIALIZER_H
+
+#include <string>
+
+
+class Serializer
+{
+
+  public:
+    void serializePMem();
+
+  private:
+    std::string outputPath{"/tmp/"};
+    std::string taskName{"helloWorld"};
+    std::string phaseName{"Simpoint1"};
+    std::string weightIndicator{"0.23"};
+
+};
+
+extern Serializer serializer;
+
+
+#endif //NEMU_SERIALIZER_H

include/memory/paddr.h

@@ -14,4 +14,6 @@ word_t paddr_read(paddr_t addr, int len);
 void paddr_write(paddr_t addr, word_t data, int len);
 nemu_bool is_sfence_safe(paddr_t addr, int len);
 
+uint8_t *getPmem();
+
 #endif

src/main.c

@@ -15,5 +15,6 @@ int main(int argc, char *argv[]) {
   /* Start engine. */
   engine_start();
 
+
   return (is_batch_mode() ? !goodtrap() : 0);
 }

src/memory/paddr.c

@@ -14,7 +14,7 @@ paddr_t host_to_guest(void *addr) { return (uint8_t *)pmem - (uint8_t *)addr; }
 IOMap* fetch_mmio_map(paddr_t addr);
 
 void init_mem() {
-#ifndef DIFF_TEST
+#if !defined(DIFF_TEST) && !defined(__SIMPOINT)
   srand(time(0));
   uint32_t *p = (uint32_t *)pmem;
   int i;
@@ -24,6 +24,10 @@ void init_mem() {
 #endif
 }
 
+uint8_t *getPmem() {
+  return pmem;
+}
+
 static inline nemu_bool in_pmem(paddr_t addr) {
   return (PMEM_BASE <= addr) && (addr <= PMEM_BASE + PMEM_SIZE - 1);
 }

src/monitor/debug/ui.c

 #include <isa.h>
 #include <memory/paddr.h>
 #include <memory/vaddr.h>
+#include <checkpoint/serializer.h>
 #include "expr.h"
 #include "watchpoint.h"
 
@@ -140,6 +141,7 @@ static int cmd_x(char *args) {
 }
 
 static int cmd_q(char *args) {
+  serializer.serializePMem();
   return -1;
 }