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

13 files changed, 27 insertions, 33 deletions

diff --git a/hw/ac97.c b/hw/ac97.c
index c30e89407..dc9a165a3 100644
--- a/hw/ac97.c
+++ b/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);
diff --git a/hw/dma.c b/hw/dma.c
index b247a0cd8..e58ab6dd2 100644
--- a/hw/dma.c
+++ b/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;
     }
 }
diff --git a/hw/e1000.c b/hw/e1000.c
index 67a062a31..c326671b0 100644
--- a/hw/e1000.c
+++ b/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)
diff --git a/hw/fdc.c b/hw/fdc.c
index 26ff18425..b1b4bc7d0 100644
--- a/hw/fdc.c
+++ b/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;
diff --git a/hw/max7310.c b/hw/max7310.c
index 2816611a8..ee5758103 100644
--- a/hw/max7310.c
+++ b/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;
diff --git a/hw/nseries.c b/hw/nseries.c
index 80fd9e81d..925e89cf5 100644
--- a/hw/nseries.c
+++ b/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? */
diff --git a/hw/rc4030.c b/hw/rc4030.c
index 54f9adfa3..89cec6e3b 100644
--- a/hw/rc4030.c
+++ b/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))) {
diff --git a/hw/sb16.c b/hw/sb16.c
index 8a0fafe63..ad246ea3c 100644
--- a/hw/sb16.c
+++ b/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);
     }
 
diff --git a/hw/sh_intc.c b/hw/sh_intc.c
index 136e7dd21..9039e555d 100644
--- a/hw/sh_intc.c
+++ b/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;
 
diff --git a/hw/sh_intc.h b/hw/sh_intc.h
index 4e36f007d..a9750ae9b 100644
--- a/hw/sh_intc.h
+++ b/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;
diff --git a/hw/sm501.c b/hw/sm501.c
index 54d176b83..0d6b08b84 100644
--- a/hw/sm501.c
+++ b/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) {
diff --git a/hw/usb-net.c b/hw/usb-net.c
index 82005af56..f16a0a540 100644
--- a/hw/usb-net.c
+++ b/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);
 
diff --git a/hw/vmware_vga.c b/hw/vmware_vga.c
index f7be907a3..e30d03fde 100644
--- a/hw/vmware_vga.c
+++ b/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