Fix several spelling bugs

Index: linux-user/qemu.h
===================================================================
@@ -386,7 +386,7 @@
 }
 
 /* Unlock an area of guest memory.  The first LEN bytes must be
-   flushed back to guest memory. host_ptr = NULL is explicitely
+   flushed back to guest memory. host_ptr = NULL is explicitly
    allowed and does nothing. */
 static inline void unlock_user(void *host_ptr, abi_ulong guest_addr,
                                long len)

Index: linux-user/path.c
===================================================================
@@ -82,7 +82,7 @@
     return root;
 }
 
-/* This needs to be done after tree is stabalized (ie. no more reallocs!). */
+/* This needs to be done after tree is stabilized (ie. no more reallocs!). */
 static void set_parents(struct pathelem *child, struct pathelem *parent)
 {
     unsigned int i;

Index: target-ppc/translate.c
===================================================================
@@ -287,7 +287,7 @@
 
 typedef struct opcode_t {
     unsigned char opc1, opc2, opc3;
-#if HOST_LONG_BITS == 64 /* Explicitely align to 64 bits */
+#if HOST_LONG_BITS == 64 /* Explicitly align to 64 bits */
     unsigned char pad[5];
 #else
     unsigned char pad[1];

Index: exec-all.h
===================================================================
@@ -216,7 +216,7 @@
 {
     /* patch the branch destination */
     *(uint32_t *)jmp_addr = addr - (jmp_addr + 4);
-    /* no need to flush icache explicitely */
+    /* no need to flush icache explicitly */
 }
 #elif defined(__arm__)
 static inline void tb_set_jmp_target1(unsigned long jmp_addr, unsigned long addr)

Index: target-i386/cpu.h
===================================================================
@@ -351,7 +351,7 @@
 
 enum {
     CC_OP_DYNAMIC, /* must use dynamic code to get cc_op */
-    CC_OP_EFLAGS,  /* all cc are explicitely computed, CC_SRC = flags */
+    CC_OP_EFLAGS,  /* all cc are explicitly computed, CC_SRC = flags */
 
     CC_OP_MULB, /* modify all flags, C, O = (CC_SRC != 0) */
     CC_OP_MULW,

Index: hw/integratorcp.c
===================================================================
@@ -494,7 +494,7 @@
     }
     ram_offset = qemu_ram_alloc(ram_size);
     /* ??? On a real system the first 1Mb is mapped as SSRAM or boot flash.  */
-    /* ??? RAM shoud repeat to fill physical memory space.  */
+    /* ??? RAM should repeat to fill physical memory space.  */
     /* SDRAM at address zero*/
     cpu_register_physical_memory(0, ram_size, ram_offset | IO_MEM_RAM);
     /* And again at address 0x80000000 */

Index: hw/versatilepb.c
===================================================================
@@ -182,7 +182,7 @@
         fprintf(stderr, "Unable to find CPU definition\n");
         exit(1);
     }
-    /* ??? RAM shoud repeat to fill physical memory space.  */
+    /* ??? RAM should repeat to fill physical memory space.  */
     /* SDRAM at address zero.  */
     cpu_register_physical_memory(0, ram_size, IO_MEM_RAM);
 

Index: hw/scsi-disk.c
===================================================================
@@ -662,7 +662,7 @@
     case 0x46:
         DPRINTF("Get Configuration (rt %d, maxlen %d)\n", buf[1] & 3, len);
         memset(outbuf, 0, 8);
-        /* ??? This shoud probably return much more information.  For now
+        /* ??? This should probably return much more information.  For now
            just return the basic header indicating the CD-ROM profile.  */
         outbuf[7] = 8; // CD-ROM
         r->buf_len = 8;

Index: hw/realview.c
===================================================================
@@ -64,7 +64,7 @@
         }
     }
 
-    /* ??? RAM shoud repeat to fill physical memory space.  */
+    /* ??? RAM should repeat to fill physical memory space.  */
     /* SDRAM at address zero.  */
     cpu_register_physical_memory(0, ram_size, IO_MEM_RAM);
 

Index: hw/alpha_palcode.c
===================================================================
@@ -55,7 +55,7 @@
 };
 
 #if 0
-/* One must explicitely check that the TB is valid and the FOE bit is reset */
+/* One must explicitly check that the TB is valid and the FOE bit is reset */
 static void update_itb (void)
 {
     /* This writes into a temp register, not the actual one */

Index: tcg/tcg.c
===================================================================
@@ -1406,7 +1406,7 @@
            propagation */
         tcg_out_movi(s, ots->type, ots->reg, val);
     } else {
-        /* The movi is not explicitely generated here */
+        /* The movi is not explicitly generated here */
         if (ots->val_type == TEMP_VAL_REG)
             s->reg_to_temp[ots->reg] = -1;
         ots->val_type = TEMP_VAL_CONST;

Index: target-i386/op_helper.c
===================================================================
@@ -689,7 +689,7 @@
     }
     dpl = (e2 >> DESC_DPL_SHIFT) & 3;
     cpl = env->hflags & HF_CPL_MASK;
-    /* check privledge if software int */
+    /* check privilege if software int */
     if (is_int && dpl < cpl)
         raise_exception_err(EXCP0D_GPF, intno * 8 + 2);
     /* check valid bit */

@@ -900,7 +900,7 @@
     }
     dpl = (e2 >> DESC_DPL_SHIFT) & 3;
     cpl = env->hflags & HF_CPL_MASK;
-    /* check privledge if software int */
+    /* check privilege if software int */
     if (is_int && dpl < cpl)
         raise_exception_err(EXCP0D_GPF, intno * 16 + 2);
     /* check valid bit */

@@ -1166,7 +1166,7 @@
 
     dpl = (e2 >> DESC_DPL_SHIFT) & 3;
     cpl = env->hflags & HF_CPL_MASK;
-    /* check privledge if software int */
+    /* check privilege if software int */
     if (is_int && dpl < cpl)
         raise_exception_err(EXCP0D_GPF, (intno << shift) + 2);
 

@@ -2698,7 +2698,7 @@
     sp += addend;
     if (rpl == cpl && (!(env->hflags & HF_CS64_MASK) ||
                        ((env->hflags & HF_CS64_MASK) && !is_iret))) {
-        /* return to same priledge level */
+        /* return to same privilege level */
         cpu_x86_load_seg_cache(env, R_CS, new_cs,
                        get_seg_base(e1, e2),
                        get_seg_limit(e1, e2),