do not depend on thunk.h - more log items

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@675 c046a42c-6fe2-441c-8c8c-71466251a162

bswap.h

@@ -43,14 +43,6 @@
 
 #endif /* !HAVE_BYTESWAP_H */
 
-#if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__)
-#define HOST_LONG_BITS 64
-#else
-#define HOST_LONG_BITS 32
-#endif
-
-#define HOST_LONG_SIZE (HOST_LONG_BITS / 8)
-
 static inline uint16_t bswap16(uint16_t x)
 {
     return bswap_16(x);

cpu-all.h

@@ -37,6 +37,83 @@
  * TARGET_WORDS_BIGENDIAN : same for target cpu
  */
 
+#include "bswap.h"
+
+#if defined(WORDS_BIGENDIAN) != defined(TARGET_WORDS_BIGENDIAN)
+#define BSWAP_NEEDED
+#endif
+
+#ifdef BSWAP_NEEDED
+
+static inline uint16_t tswap16(uint16_t s)
+{
+    return bswap16(s);
+}
+
+static inline uint32_t tswap32(uint32_t s)
+{
+    return bswap32(s);
+}
+
+static inline uint64_t tswap64(uint64_t s)
+{
+    return bswap64(s);
+}
+
+static inline void tswap16s(uint16_t *s)
+{
+    *s = bswap16(*s);
+}
+
+static inline void tswap32s(uint32_t *s)
+{
+    *s = bswap32(*s);
+}
+
+static inline void tswap64s(uint64_t *s)
+{
+    *s = bswap64(*s);
+}
+
+#else
+
+static inline uint16_t tswap16(uint16_t s)
+{
+    return s;
+}
+
+static inline uint32_t tswap32(uint32_t s)
+{
+    return s;
+}
+
+static inline uint64_t tswap64(uint64_t s)
+{
+    return s;
+}
+
+static inline void tswap16s(uint16_t *s)
+{
+}
+
+static inline void tswap32s(uint32_t *s)
+{
+}
+
+static inline void tswap64s(uint64_t *s)
+{
+}
+
+#endif
+
+#if TARGET_LONG_SIZE == 4
+#define tswapl(s) tswap32(s)
+#define tswapls(s) tswap32s((uint32_t *)(s))
+#else
+#define tswapl(s) tswap64(s)
+#define tswapls(s) tswap64s((uint64_t *)(s))
+#endif
+
 /* NOTE: arm is horrible as double 32 bit words are stored in big endian ! */
 typedef union {
     double d;
@@ -554,9 +631,26 @@ void cpu_single_step(CPUState *env, int enabled);
    if no page found. */
 target_ulong cpu_get_phys_page_debug(CPUState *env, target_ulong addr);
 
-#define CPU_LOG_ALL 1
+#define CPU_LOG_TB_OUT_ASM  (1 << 0) 
+#define CPU_LOG_TB_IN_ASM     (1 << 1)
+#define CPU_LOG_TB_OP      (1 << 2)
+#define CPU_LOG_TB_OP_OPT  (1 << 3)
+#define CPU_LOG_INT        (1 << 4)
+#define CPU_LOG_EXEC       (1 << 5)
+#define CPU_LOG_PCALL      (1 << 6)
+
+/* define log items */
+typedef struct CPULogItem {
+    int mask;
+    const char *name;
+    const char *help;
+} CPULogItem;
+
+extern CPULogItem cpu_log_items[];
+
 void cpu_set_log(int log_flags);
 void cpu_set_log_filename(const char *filename);
+int cpu_str_to_log_mask(const char *str);
 
 /* IO ports API */
 

cpu-defs.h

@@ -41,6 +41,14 @@ typedef uint64_t target_ulong;
 #error TARGET_LONG_SIZE undefined
 #endif
 
+#if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__)
+#define HOST_LONG_BITS 64
+#else
+#define HOST_LONG_BITS 32
+#endif
+
+#define HOST_LONG_SIZE (HOST_LONG_BITS / 8)
+
 #define EXCP_INTERRUPT 	256 /* async interruption */
 #define EXCP_HLT        257 /* hlt instruction reached */
 #define EXCP_DEBUG      258 /* cpu stopped after a breakpoint or singlestep */

cpu-exec.c

@@ -191,7 +191,7 @@ int cpu_exec(CPUState *env1)
                         !(env->hflags & HF_INHIBIT_IRQ_MASK)) {
                         int intno;
                         intno = cpu_x86_get_pic_interrupt(env);
-                        if (loglevel) {
+                        if (loglevel & CPU_LOG_TB_IN_ASM) {
                             fprintf(logfile, "Servicing hardware INT=0x%02x\n", intno);
                         }
                         do_interrupt(intno, 0, 0, 0, 1);
@@ -229,7 +229,7 @@ int cpu_exec(CPUState *env1)
                     }
                 }
 #ifdef DEBUG_EXEC
-                if (loglevel) {
+                if (loglevel & CPU_LOG_EXEC) {
 #if defined(TARGET_I386)
                     /* restore flags in standard format */
                     env->regs[R_EAX] = EAX;
@@ -362,7 +362,7 @@ int cpu_exec(CPUState *env1)
                     spin_unlock(&tb_lock);
                 }
 #ifdef DEBUG_EXEC
-                if (loglevel) {
+                if (loglevel & CPU_LOG_EXEC) {
                     fprintf(logfile, "Trace 0x%08lx [0x%08lx] %s\n",
                             (long)tb->tc_ptr, (long)tb->pc,
                             lookup_symbol((void *)tb->pc));

dyngen-exec.h

@@ -45,16 +45,6 @@ typedef signed long long int64_t;
 #define UINT32_MAX		(4294967295U)
 #define UINT64_MAX		((uint64_t)(18446744073709551615))
 
-#define bswap32(x) \
-({ \
-	uint32_t __x = (x); \
-	((uint32_t)( \
-		(((uint32_t)(__x) & (uint32_t)0x000000ffUL) << 24) | \
-		(((uint32_t)(__x) & (uint32_t)0x0000ff00UL) <<  8) | \
-		(((uint32_t)(__x) & (uint32_t)0x00ff0000UL) >>  8) | \
-		(((uint32_t)(__x) & (uint32_t)0xff000000UL) >> 24) )); \
-})
-
 typedef struct FILE FILE;
 extern int fprintf(FILE *, const char *, ...);
 extern int printf(const char *, ...);

exec.c

@@ -1005,6 +1005,61 @@ void cpu_interrupt(CPUState *env, int mask)
     }
 }
 
+CPULogItem cpu_log_items[] = {
+    { CPU_LOG_TB_OUT_ASM, "out_asm", 
+      "show generated host assembly code for each compiled TB" },
+    { CPU_LOG_TB_IN_ASM, "in_asm",
+      "show target assembly code for each compiled TB" },
+    { CPU_LOG_TB_OP, "op", 
+      "show micro ops for each compiled TB (only usable if 'in_asm' used)" },
+#ifdef TARGET_I386
+    { CPU_LOG_TB_OP_OPT, "op_opt",
+      "show micro ops after optimization for each compiled TB" },
+#endif
+    { CPU_LOG_INT, "int",
+      "show interrupts/exceptions in short format" },
+    { CPU_LOG_EXEC, "exec",
+      "show trace before each executed TB (lots of logs)" },
+#ifdef TARGET_I386
+    { CPU_LOG_PCALL, "pcall",
+      "show protected mode far calls/returns/exceptions" },
+#endif
+    { 0, NULL, NULL },
+};
+
+static int cmp1(const char *s1, int n, const char *s2)
+{
+    if (strlen(s2) != n)
+        return 0;
+    return memcmp(s1, s2, n) == 0;
+}
+
+/* takes a comma separated list of log masks. Return 0 if error. */
+int cpu_str_to_log_mask(const char *str)
+{
+    CPULogItem *item;
+    int mask;
+    const char *p, *p1;
+
+    p = str;
+    mask = 0;
+    for(;;) {
+        p1 = strchr(p, ',');
+        if (!p1)
+            p1 = p + strlen(p);
+        for(item = cpu_log_items; item->mask != 0; item++) {
+            if (cmp1(p, p1 - p, item->name))
+                goto found;
+        }
+        return 0;
+    found:
+        mask |= item->mask;
+        if (*p1 != ',')
+            break;
+        p = p1 + 1;
+    }
+    return mask;
+}
 
 void cpu_abort(CPUState *env, const char *fmt, ...)
 {

gdbstub.c

@@ -27,9 +27,7 @@
 #include <netinet/tcp.h>
 #include <signal.h>
 
-#include "config.h"
 #include "cpu.h"
-#include "thunk.h"
 #include "exec-all.h"
 
 //#define DEBUG_GDB
@@ -525,26 +523,8 @@ int cpu_gdbstub(void *opaque, int (*main_loop)(void *opaque), int port)
                 goto breakpoint_error;
             }
             break;
-        case 'Q':
-            if (!strncmp(p, "Tinit", 5)) {
-                /* init traces */
-                put_packet("OK");
-            } else if (!strncmp(p, "TStart", 6)) {
-                /* start log (gdb 'tstart' command) */
-                env = cpu_gdbstub_get_env(opaque);
-                tb_flush(env);
-                cpu_set_log(CPU_LOG_ALL);
-                put_packet("OK");
-            } else if (!strncmp(p, "TStop", 5)) {
-                /* stop log (gdb 'tstop' command) */
-                cpu_set_log(0);
-                put_packet("OK");
-            } else {
-                goto unknown_command;
-            }
-            break;
         default:
-        unknown_command:
+            //        unknown_command:
             /* put empty packet */
             buf[0] = '\0';
             put_packet(buf);

monitor.c

@@ -118,6 +118,14 @@ static void help_cmd(const char *name)
         help_cmd1(info_cmds, "info ", NULL);
     } else {
         help_cmd1(term_cmds, "", name);
+        if (name && !strcmp(name, "log")) {
+            CPULogItem *item;
+            term_printf("Log items (comma separated):\n");
+            term_printf("%-10s %s\n", "none", "remove all logs");
+            for(item = cpu_log_items; item->mask != 0; item++) {
+                term_printf("%-10s %s\n", item->name, item->help);
+            }
+        }
     }
 }
 
@@ -254,6 +262,25 @@ static void do_screen_dump(int argc, const char **argv)
     vga_screen_dump(argv[1]);
 }
 
+static void do_log(int argc, const char **argv)
+{
+    int mask;
+
+    if (argc != 2)
+        goto help;
+    if (!strcmp(argv[1], "none")) {
+        mask = 0;
+    } else {
+        mask = cpu_str_to_log_mask(argv[1]);
+        if (!mask) {
+        help:
+            help_cmd(argv[0]);
+            return;
+        }
+    }
+    cpu_set_log(mask);
+}
+
 static term_cmd_t term_cmds[] = {
     { "help|?", do_help, 
       "[cmd]", "show the help" },
@@ -269,7 +296,9 @@ static term_cmd_t term_cmds[] = {
       "device filename", "change a removable media" },
     { "screendump", do_screen_dump, 
       "filename", "save screen into PPM image 'filename'" },
-    { NULL, NULL, },
+    { "log", do_log,
+      "item1[,...]", "activate logging of the specified items to '/tmp/qemu.log'" }, 
+    { NULL, NULL, }, 
 };
 
 static term_cmd_t info_cmds[] = {
@@ -488,7 +517,6 @@ void term_print_help(void)
     term_printf("\n"
                 "C-a h    print this help\n"
                 "C-a x    exit emulatior\n"
-                "C-a d    switch on/off debug log\n"
                 "C-a s    save disk data back to file (if -snapshot)\n"
                 "C-a b    send break (magic sysrq)\n"
                 "C-a c    switch between console and monitor\n"
@@ -533,9 +561,6 @@ static void term_received_byte(int ch)
                     term_command = 0;
                 }
                 break;
-            case 'd':
-                cpu_set_log(CPU_LOG_ALL);
-                break;
             case TERM_ESCAPE:
                 goto send_char;
             }
@@ -558,7 +583,7 @@ static int term_can_read(void *opaque)
     if (serial_console) {
         return serial_can_receive(serial_console);
     } else {
-        return 1;
+        return 128;
     }
 }