Use the ARRAY_SIZE() macro where appropriate.

Change from v1:
  Avoid changing the existing coding style in certain files.

Signed-off-by: Stuart Brady <stuart.brady@gmail.com>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6120 c046a42c-6fe2-441c-8c8c-71466251a162

audio/audio.c

@@ -1556,7 +1556,7 @@ void AUD_help (void)
     size_t i;
 
     audio_process_options ("AUDIO", audio_options);
-    for (i = 0; i < sizeof (drvtab) / sizeof (drvtab[0]); i++) {
+    for (i = 0; i < ARRAY_SIZE (drvtab); i++) {
         struct audio_driver *d = drvtab[i];
         if (d->options) {
             audio_process_options (d->name, d->options);
@@ -1569,7 +1569,7 @@ void AUD_help (void)
 
     printf ("Available drivers:\n");
 
-    for (i = 0; i < sizeof (drvtab) / sizeof (drvtab[0]); i++) {
+    for (i = 0; i < ARRAY_SIZE (drvtab); i++) {
         struct audio_driver *d = drvtab[i];
 
         printf ("Name: %s\n", d->name);
@@ -1746,7 +1746,7 @@ AudioState *AUD_init (void)
     if (drvname) {
         int found = 0;
 
-        for (i = 0; i < sizeof (drvtab) / sizeof (drvtab[0]); i++) {
+        for (i = 0; i < ARRAY_SIZE (drvtab); i++) {
             if (!strcmp (drvname, drvtab[i]->name)) {
                 done = !audio_driver_init (s, drvtab[i]);
                 found = 1;
@@ -1761,7 +1761,7 @@ AudioState *AUD_init (void)
     }
 
     if (!done) {
-        for (i = 0; !done && i < sizeof (drvtab) / sizeof (drvtab[0]); i++) {
+        for (i = 0; !done && i < ARRAY_SIZE (drvtab); i++) {
             if (drvtab[i]->can_be_default) {
                 done = !audio_driver_init (s, drvtab[i]);
             }

audio/fmodaudio.c

@@ -564,7 +564,7 @@ static void *fmod_audio_init (void)
 
     if (drv) {
         int found = 0;
-        for (i = 0; i < sizeof (drvtab) / sizeof (drvtab[0]); i++) {
+        for (i = 0; i < ARRAY_SIZE (drvtab); i++) {
             if (!strcmp (drv, drvtab[i].name)) {
                 output_type = drvtab[i].type;
                 found = 1;
@@ -574,7 +574,7 @@ static void *fmod_audio_init (void)
         if (!found) {
             dolog ("Unknown FMOD driver `%s'\n", drv);
             dolog ("Valid drivers:\n");
-            for (i = 0; i < sizeof (drvtab) / sizeof (drvtab[0]); i++) {
+            for (i = 0; i < ARRAY_SIZE (drvtab); i++) {
                 dolog ("  %s\n", drvtab[i].name);
             }
         }

darwin-user/commpage.c

@@ -191,7 +191,7 @@ void commpage_init(void)
 
     /* XXX: commpage data not handled */
 
-    for(i = 0; i < sizeof(commpage_entries)/sizeof(commpage_entries[0]); i++)
+    for(i = 0; i < ARRAY_SIZE(commpage_entries); i++)
         install_commpage_backdoor_for_entry(commpage_entries[i]);
 #else
     /* simply map our pages so they can be executed
@@ -329,7 +329,7 @@ do_commpage(void *cpu_env, int num, uint32_t arg1, uint32_t arg2, uint32_t arg3,
 
     num = num-COMMPAGE_START-2;
 
-    for(i = 0; i < sizeof(commpage_entries)/sizeof(commpage_entries[0]); i++) {
+    for(i = 0; i < ARRAY_SIZE(commpage_entries); i++) {
         if( num == commpage_code_num(&commpage_entries[i]) )
         {
             DPRINTF("commpage: %s %s\n", commpage_entries[i].name, commpage_is_indirect(&commpage_entries[i]) ? "[indirect]" : "[direct]");

darwin-user/syscall.c

@@ -135,7 +135,7 @@ void static inline print_description_msg_header(mach_msg_header_t *hdr)
         { 4241876,  "lu_message_reply_id" }, /* lookupd */
     };
 
-    for(i = 0; i < sizeof(msg_name)/sizeof(msg_name[0]); i++) {
+    for(i = 0; i < ARRAY_SIZE(msg_name); i++) {
         if(msg_name[i].number == hdr->msgh_id)
         {
             name = msg_name[i].name;
@@ -210,7 +210,7 @@ static inline void print_mach_msg_return(mach_msg_return_t ret)
         DPRINTF("MACH_MSG_SUCCESS\n");
     else
     {
-        for( i = 0; i < sizeof(msg_name)/sizeof(msg_name[0]); i++) {
+        for( i = 0; i < ARRAY_SIZE(msg_name); i++) {
             if(msg_name[i].code == ret) {
                 DPRINTF("%s\n", msg_name[i].name);
                 found = 1;

hw/ac97.c

@@ -1196,7 +1196,7 @@ static void ac97_save (QEMUFile *f, void *opaque)
     qemu_put_be32s (f, &s->glob_sta);
     qemu_put_be32s (f, &s->cas);
 
-    for (i = 0; i < sizeof (s->bm_regs) / sizeof (s->bm_regs[0]); ++i) {
+    for (i = 0; i < ARRAY_SIZE (s->bm_regs); ++i) {
         AC97BusMasterRegs *r = &s->bm_regs[i];
         qemu_put_be32s (f, &r->bdbar);
         qemu_put_8s (f, &r->civ);
@@ -1235,7 +1235,7 @@ static int ac97_load (QEMUFile *f, void *opaque, int version_id)
     qemu_get_be32s (f, &s->glob_sta);
     qemu_get_be32s (f, &s->cas);
 
-    for (i = 0; i < sizeof (s->bm_regs) / sizeof (s->bm_regs[0]); ++i) {
+    for (i = 0; i < ARRAY_SIZE (s->bm_regs); ++i) {
         AC97BusMasterRegs *r = &s->bm_regs[i];
         qemu_get_be32s (f, &r->bdbar);
         qemu_get_8s (f, &r->civ);

hw/dma.c

@@ -37,8 +37,6 @@
 #define ldebug(...)
 #endif
 
-#define LENOFA(a) ((int) (sizeof(a)/sizeof(a[0])))
-
 struct dma_regs {
     int now[2];
     uint16_t base[2];
@@ -479,7 +477,7 @@ static void dma_init2(struct dma_cont *d, int base, int dshift,
         register_ioport_write (base + (i << dshift), 1, 1, write_chan, d);
         register_ioport_read (base + (i << dshift), 1, 1, read_chan, d);
     }
-    for (i = 0; i < LENOFA (page_port_list); i++) {
+    for (i = 0; i < ARRAY_SIZE (page_port_list); i++) {
         register_ioport_write (page_base + page_port_list[i], 1, 1,
                                write_page, d);
         register_ioport_read (page_base + page_port_list[i], 1, 1,
@@ -499,7 +497,7 @@ static void dma_init2(struct dma_cont *d, int base, int dshift,
     }
     qemu_register_reset(dma_reset, d);
     dma_reset(d);
-    for (i = 0; i < LENOFA (d->regs); ++i) {
+    for (i = 0; i < ARRAY_SIZE (d->regs); ++i) {
         d->regs[i].transfer_handler = dma_phony_handler;
     }
 }

hw/e1000.c

@@ -763,7 +763,7 @@ static uint32_t (*macreg_readops[])(E1000State *, int) = {
     [MTA ... MTA+127] = &mac_readreg,
     [VFTA ... VFTA+127] = &mac_readreg,
 };
-enum { NREADOPS = sizeof(macreg_readops) / sizeof(*macreg_readops) };
+enum { NREADOPS = ARRAY_SIZE(macreg_readops) };
 
 #define putreg(x)	[x] = mac_writereg
 static void (*macreg_writeops[])(E1000State *, int, uint32_t) = {
@@ -779,7 +779,7 @@ static void (*macreg_writeops[])(E1000State *, int, uint32_t) = {
     [MTA ... MTA+127] = &mac_writereg,
     [VFTA ... VFTA+127] = &mac_writereg,
 };
-enum { NWRITEOPS = sizeof(macreg_writeops) / sizeof(*macreg_writeops) };
+enum { NWRITEOPS = ARRAY_SIZE(macreg_writeops) };
 
 static void
 e1000_mmio_writel(void *opaque, target_phys_addr_t addr, uint32_t val)
@@ -854,13 +854,13 @@ static const int mac_regtosave[] = {
     TDT,	TORH,	TORL,	TOTH,	TOTL,	TPR,	TPT,	TXDCTL,	WUFC,
     VET,
 };
-enum { MAC_NSAVE = sizeof mac_regtosave/sizeof *mac_regtosave };
+enum { MAC_NSAVE = ARRAY_SIZE(mac_regtosave) };
 
 static const struct {
     int size;
     int array0;
 } mac_regarraystosave[] = { {32, RA}, {128, MTA}, {128, VFTA} };
-enum { MAC_NARRAYS = sizeof mac_regarraystosave/sizeof *mac_regarraystosave };
+enum { MAC_NARRAYS = ARRAY_SIZE(mac_regarraystosave) };
 
 static void
 nic_save(QEMUFile *f, void *opaque)

hw/fdc.c

@@ -1851,7 +1851,7 @@ static fdctrl_t *fdctrl_init_common (qemu_irq irq, int dma_chann,
     int i, j;
 
     /* Fill 'command_to_handler' lookup table */
-    for (i = sizeof(handlers)/sizeof(handlers[0]) - 1; i >= 0; i--) {
+    for (i = ARRAY_SIZE(handlers) - 1; i >= 0; i--) {
         for (j = 0; j < sizeof(command_to_handler); j++) {
             if ((j & handlers[i].mask) == handlers[i].value)
                 command_to_handler[j] = i;

hw/max7310.c

@@ -180,7 +180,7 @@ static int max7310_load(QEMUFile *f, void *opaque, int version_id)
 static void max7310_gpio_set(void *opaque, int line, int level)
 {
     struct max7310_s *s = (struct max7310_s *) opaque;
-    if (line >= sizeof(s->handler) / sizeof(*s->handler) || line  < 0)
+    if (line >= ARRAY_SIZE(s->handler) || line  < 0)
         hw_error("bad GPIO line");
 
     if (level)
@@ -199,7 +199,7 @@ struct i2c_slave *max7310_init(i2c_bus *bus)
     s->i2c.recv = max7310_rx;
     s->i2c.send = max7310_tx;
     s->gpio_in = qemu_allocate_irqs(max7310_gpio_set, s,
-                    sizeof(s->handler) / sizeof(*s->handler));
+                    ARRAY_SIZE(s->handler));
 
     max7310_reset(&s->i2c);
 
@@ -217,7 +217,7 @@ qemu_irq *max7310_gpio_in_get(i2c_slave *i2c)
 void max7310_gpio_out_set(i2c_slave *i2c, int line, qemu_irq handler)
 {
     struct max7310_s *s = (struct max7310_s *) i2c;
-    if (line >= sizeof(s->handler) / sizeof(*s->handler) || line  < 0)
+    if (line >= ARRAY_SIZE(s->handler) || line  < 0)
         hw_error("bad GPIO line");
 
     s->handler[line] = handler;

hw/nseries.c

@@ -432,7 +432,7 @@ static uint32_t mipid_txrx(void *opaque, uint32_t cmd, int len)
         cpu_abort(cpu_single_env, "%s: FIXME: bad SPI word width %i\n",
                         __FUNCTION__, len);
 
-    if (s->p >= sizeof(s->resp) / sizeof(*s->resp))
+    if (s->p >= ARRAY_SIZE(s->resp))
         ret = 0;
     else
         ret = s->resp[s->p ++];
@@ -840,7 +840,7 @@ static void n800_setup_nolo_tags(void *sram_base)
 
     /* OMAP STI console? Pin out settings? */
     ADD_TAG(0x6e01, 414);
-    for (i = 0; i < sizeof(n800_pinout) / 4; i ++)
+    for (i = 0; i < ARRAY_SIZE(n800_pinout); i ++)
         stl_raw(v ++, n800_pinout[i]);
 
     /* Kernel memsize? */

hw/rc4030.c

@@ -269,7 +269,7 @@ static void rc4030_writel(void *opaque, target_phys_addr_t addr, uint32_t val)
             static int current = 0;
             target_phys_addr_t dest = 0 + dests[current];
             uint8_t buf;
-            current = (current + 1) % (sizeof(dests)/sizeof(dests[0]));
+            current = (current + 1) % (ARRAY_SIZE(dests));
             buf = s->cache_bwin - 1;
             cpu_physical_memory_rw(dest, &buf, 1, 1);
         }
@@ -403,7 +403,7 @@ static void update_jazz_irq(rc4030State *s)
     if (s->isr_jazz != 0) {
         uint32_t irq = 0;
         printf("jazz pending:");
-        for (irq = 0; irq < sizeof(irq_names)/sizeof(irq_names[0]); irq++) {
+        for (irq = 0; irq < ARRAY_SIZE(irq_names); irq++) {
             if (s->isr_jazz & (1 << irq)) {
                 printf(" %s", irq_names[irq]);
                 if (!(s->imr_jazz & (1 << irq))) {

hw/sb16.c

@@ -27,8 +27,6 @@
 #include "isa.h"
 #include "qemu-timer.h"
 
-#define LENOFA(a) ((int) (sizeof(a)/sizeof(a[0])))
-
 #define dolog(...) AUD_log ("sb16", __VA_ARGS__)
 
 /* #define DEBUG */
@@ -1440,11 +1438,11 @@ int SB16_init (AudioState *audio, qemu_irq *pic)
         dolog ("warning: Could not create auxiliary timer\n");
     }
 
-    for (i = 0; i < LENOFA (dsp_write_ports); i++) {
+    for (i = 0; i < ARRAY_SIZE (dsp_write_ports); i++) {
         register_ioport_write (s->port + dsp_write_ports[i], 1, 1, dsp_write, s);
     }
 
-    for (i = 0; i < LENOFA (dsp_read_ports); i++) {
+    for (i = 0; i < ARRAY_SIZE (dsp_read_ports); i++) {
         register_ioport_read (s->port + dsp_read_ports[i], 1, 1, dsp_read, s);
     }
 

hw/sh_intc.c

@@ -17,7 +17,6 @@
 //#define DEBUG_INTC_SOURCES
 
 #define INTC_A7(x) ((x) & 0x1fffffff)
-#define INTC_ARRAY(x) (sizeof(x) / sizeof(x[0]))
 
 void sh_intc_toggle_source(struct intc_source *source,
 			   int enable_adj, int assert_adj)
@@ -327,7 +326,7 @@ static void sh_intc_register_source(struct intc_desc *desc,
         for (i = 0; i < desc->nr_mask_regs; i++) {
 	    struct intc_mask_reg *mr = desc->mask_regs + i;
 
-	    for (k = 0; k < INTC_ARRAY(mr->enum_ids); k++) {
+	    for (k = 0; k < ARRAY_SIZE(mr->enum_ids); k++) {
                 if (mr->enum_ids[k] != source)
                     continue;
 
@@ -342,7 +341,7 @@ static void sh_intc_register_source(struct intc_desc *desc,
         for (i = 0; i < desc->nr_prio_regs; i++) {
 	    struct intc_prio_reg *pr = desc->prio_regs + i;
 
-	    for (k = 0; k < INTC_ARRAY(pr->enum_ids); k++) {
+	    for (k = 0; k < ARRAY_SIZE(pr->enum_ids); k++) {
                 if (pr->enum_ids[k] != source)
                     continue;
 
@@ -357,7 +356,7 @@ static void sh_intc_register_source(struct intc_desc *desc,
         for (i = 0; i < nr_groups; i++) {
 	    struct intc_group *gr = groups + i;
 
-	    for (k = 0; k < INTC_ARRAY(gr->enum_ids); k++) {
+	    for (k = 0; k < ARRAY_SIZE(gr->enum_ids); k++) {
                 if (gr->enum_ids[k] != source)
                     continue;
 
@@ -400,7 +399,7 @@ void sh_intc_register_sources(struct intc_desc *desc,
 	    s = sh_intc_source(desc, gr->enum_id);
 	    s->next_enum_id = gr->enum_ids[0];
 
-	    for (k = 1; k < INTC_ARRAY(gr->enum_ids); k++) {
+	    for (k = 1; k < ARRAY_SIZE(gr->enum_ids); k++) {
                 if (!gr->enum_ids[k])
                     continue;
 

hw/sh_intc.h

@@ -32,7 +32,7 @@ struct intc_prio_reg {
     unsigned long value;
 };
 
-#define _INTC_ARRAY(a) a, sizeof(a)/sizeof(*a)
+#define _INTC_ARRAY(a) a, ARRAY_SIZE(a)
 
 struct intc_source {
     unsigned short vect;

hw/sm501.c

@@ -514,7 +514,7 @@ static uint32_t get_local_mem_size_index(uint32_t size)
     uint32_t norm_size = 0;
     int i, index = 0;
 
-    for (i = 0; i < sizeof(sm501_mem_local_size)/sizeof(uint32_t); i++) {
+    for (i = 0; i < ARRAY_SIZE(sm501_mem_local_size); i++) {
 	uint32_t new_size = sm501_mem_local_size[i];
 	if (new_size >= size) {
 	    if (norm_size == 0 || norm_size > new_size) {

hw/usb-net.c

@@ -628,14 +628,13 @@ static int ndis_query(USBNetState *s, uint32_t oid,
                       uint8_t *inbuf, unsigned int inlen, uint8_t *outbuf,
                       size_t outlen)
 {
-    unsigned int i, count;
+    unsigned int i;
 
     switch (oid) {
     /* general oids (table 4-1) */
     /* mandatory */
     case OID_GEN_SUPPORTED_LIST:
-        count = sizeof(oid_supported_list) / sizeof(uint32_t);
-        for (i = 0; i < count; i++)
+        for (i = 0; i < ARRAY_SIZE(oid_supported_list); i++)
             ((le32 *) outbuf)[i] = cpu_to_le32(oid_supported_list[i]);
         return sizeof(oid_supported_list);
 

hw/vmware_vga.c

@@ -817,7 +817,7 @@ static void vmsvga_value_write(void *opaque, uint32_t address, uint32_t value)
         s->guest = value;
 #ifdef VERBOSE
         if (value >= GUEST_OS_BASE && value < GUEST_OS_BASE +
-                sizeof(vmsvga_guest_id) / sizeof(*vmsvga_guest_id))
+                ARRAY_SIZE(vmsvga_guest_id))
             printf("%s: guest runs %s.\n", __FUNCTION__,
                             vmsvga_guest_id[value - GUEST_OS_BASE]);
 #endif

linux-user/strace.c

@@ -263,7 +263,7 @@ static const struct syscallname scnames[] = {
 #include "strace.list"
 };
 
-static int nsyscalls = sizeof(scnames)/sizeof(struct syscallname);
+static int nsyscalls = ARRAY_SIZE(scnames);
 
 /*
  * The public interface to this module.

target-cris/translate.c

@@ -612,7 +612,7 @@ static inline void t_gen_swapr(TCGv d, TCGv s)
 
 	tcg_gen_shli_tl(t, org_s,  bitrev[0].shift);
 	tcg_gen_andi_tl(d, t,  bitrev[0].mask);
-	for (i = 1; i < sizeof bitrev / sizeof bitrev[0]; i++) {
+	for (i = 1; i < ARRAY_SIZE(bitrev); i++) {
 		if (bitrev[i].shift >= 0) {
 			tcg_gen_shli_tl(t, org_s,  bitrev[i].shift);
 		} else {
@@ -3158,7 +3158,7 @@ cris_decoder(DisasContext *dc)
 	dc->postinc  = EXTRACT_FIELD(dc->ir, 10, 10);
 
 	/* Large switch for all insns.  */
-	for (i = 0; i < sizeof decinfo / sizeof decinfo[0]; i++) {
+	for (i = 0; i < ARRAY_SIZE(decinfo); i++) {
 		if ((dc->opcode & decinfo[i].mask) == decinfo[i].bits)
 		{
 			insn_len = decinfo[i].dec(dc);

target-i386/helper.c

@@ -274,7 +274,7 @@ static int cpu_x86_find_by_name(x86_def_t *x86_cpu_def, const char *cpu_model)
     int family = -1, model = -1, stepping = -1;
 
     def = NULL;
-    for (i = 0; i < sizeof(x86_defs) / sizeof(x86_def_t); i++) {
+    for (i = 0; i < ARRAY_SIZE(x86_defs); i++) {
         if (strcmp(name, x86_defs[i].name) == 0) {
             def = &x86_defs[i];
             break;
@@ -364,7 +364,7 @@ void x86_cpu_list (FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...))
 {
     unsigned int i;
 
-    for (i = 0; i < sizeof(x86_defs) / sizeof(x86_def_t); i++)
+    for (i = 0; i < ARRAY_SIZE(x86_defs); i++)
         (*cpu_fprintf)(f, "x86 %16s\n", x86_defs[i].name);
 }