Spelling fixes in C comments only

arm-gen.c

@@ -813,7 +813,7 @@ struct avail_regs {
    and the parameter is a single float.
 
    avregs: opaque structure to keep track of available VFP co-processor regs
-   align: alignment contraints for the param, as returned by type_size()
+   align: alignment constraints for the param, as returned by type_size()
    size: size of the parameter, as returned by type_size() */
 int assign_vfpreg(struct avail_regs *avregs, int align, int size)
 {
@@ -823,7 +823,7 @@ int assign_vfpreg(struct avail_regs *avregs, int align, int size)
     return -1;
   if (align >> 3) { /* double alignment */
     first_reg = avregs->first_free_reg;
-    /* alignment contraint not respected so use next reg and record hole */
+    /* alignment constraint not respected so use next reg and record hole */
     if (first_reg & 1)
       avregs->avail[avregs->last_hole++] = first_reg++;
   } else { /* no special alignment (float or array of float) */
@@ -1653,7 +1653,7 @@ static int is_zero(int i)
 }
 
 /* generate a floating point operation 'v = t1 op t2' instruction. The
- *    two operands are guaranted to have the same floating point type */
+ *    two operands are guaranteed to have the same floating point type */
 void gen_opf(int op)
 {
   uint32_t x;

arm-link.c

@@ -62,7 +62,7 @@ int code_reloc (int reloc_type)
     return -1;
 }
 
-/* Returns an enumerator to describe wether and when the relocation needs a
+/* Returns an enumerator to describe whether and when the relocation needs a
    GOT and/or PLT entry to be created. See tcc.h for a description of the
    different values. */
 int gotplt_entry_type (int reloc_type)
@@ -109,7 +109,7 @@ ST_FUNC unsigned create_plt_entry(TCCState *s1, unsigned got_offset, struct sym_
     unsigned plt_offset;
 
     /* when building a DLL, GOT entry accesses must be done relative to
-       start of GOT (see x86_64 examble above)  */
+       start of GOT (see x86_64 example above)  */
     if (s1->output_type == TCC_OUTPUT_DLL)
         tcc_error("DLLs unimplemented!");
 

arm64-link.c

@@ -51,7 +51,7 @@ int code_reloc (int reloc_type)
     return -1;
 }
 
-/* Returns an enumerator to describe wether and when the relocation needs a
+/* Returns an enumerator to describe whether and when the relocation needs a
    GOT and/or PLT entry to be created. See tcc.h for a description of the
    different values. */
 int gotplt_entry_type (int reloc_type)

c67-gen.c

@@ -2225,7 +2225,7 @@ void gen_opi(int op)
 	r = vtop[-1].r;
 	fr = vtop[0].r;
 	vtop--;
-	C67_MPYI(fr, r);	// 32 bit bultiply  fr,r,fr
+	C67_MPYI(fr, r);	// 32 bit multiply  fr,r,fr
 	C67_NOP(8);		// NOP 8 for worst case
 	break;
     case TOK_SHL:
@@ -2282,7 +2282,7 @@ void gen_opi(int op)
 }
 
 /* generate a floating point operation 'v = t1 op t2' instruction. The
-   two operands are guaranted to have the same floating point type */
+   two operands are guaranteed to have the same floating point type */
 /* XXX: need to use ST1 too */
 void gen_opf(int op)
 {

c67-link.c

@@ -44,7 +44,7 @@ int code_reloc (int reloc_type)
     return -1;
 }
 
-/* Returns an enumerator to describe wether and when the relocation needs a
+/* Returns an enumerator to describe whether and when the relocation needs a
    GOT and/or PLT entry to be created. See tcc.h for a description of the
    different values. */
 int gotplt_entry_type (int reloc_type)

coff.h

@@ -22,7 +22,7 @@ struct filehdr {
 /*------------------------------------------------------------------------*/
 #define  F_RELFLG   0x01       /* relocation info stripped from file       */
 #define  F_EXEC     0x02       /* file is executable (no unresolved refs)  */
-#define  F_LNNO     0x04       /* line nunbers stripped from file          */
+#define  F_LNNO     0x04       /* line numbers stripped from file          */
 #define  F_LSYMS    0x08       /* local symbols stripped from file         */
 #define  F_GSP10    0x10       /* 34010 version                            */
 #define  F_GSP20    0x20       /* 34020 version                            */

elf.h

@@ -221,7 +221,7 @@ typedef struct
 #define EM_68HC12	53		/* Motorola M68HC12 */
 #define EM_MMA		54		/* Fujitsu MMA Multimedia Accelerator*/
 #define EM_PCP		55		/* Siemens PCP */
-#define EM_NCPU		56		/* Sony nCPU embeeded RISC */
+#define EM_NCPU		56		/* Sony nCPU embedded RISC */
 #define EM_NDR1		57		/* Denso NDR1 microprocessor */
 #define EM_STARCORE	58		/* Motorola Start*Core processor */
 #define EM_ME16		59		/* Toyota ME16 processor */
@@ -342,7 +342,7 @@ typedef struct
 #define SHT_FINI_ARRAY	  15		/* Array of destructors */
 #define SHT_PREINIT_ARRAY 16		/* Array of pre-constructors */
 #define SHT_GROUP	  17		/* Section group */
-#define SHT_SYMTAB_SHNDX  18		/* Extended section indeces */
+#define SHT_SYMTAB_SHNDX  18		/* Extended section indices */
 #define	SHT_NUM		  19		/* Number of defined types.  */
 #define SHT_LOOS	  0x60000000	/* Start OS-specific.  */
 #define SHT_GNU_ATTRIBUTES 0x6ffffff5	/* Object attributes.  */
@@ -871,7 +871,7 @@ typedef struct
 #define	VER_NDX_LORESERVE	0xff00	/* Beginning of reserved entries.  */
 #define	VER_NDX_ELIMINATE	0xff01	/* Symbol is to be eliminated.  */
 
-/* Auxialiary version information.  */
+/* Auxiliary version information.  */
 
 typedef struct
 {
@@ -1776,9 +1776,9 @@ typedef Elf32_Addr Elf32_Conflict;
 #define EFA_PARISC_1_1		    0x0210 /* PA-RISC 1.1 big-endian.  */
 #define EFA_PARISC_2_0		    0x0214 /* PA-RISC 2.0 big-endian.  */
 
-/* Additional section indeces.  */
+/* Additional section indices.  */
 
-#define SHN_PARISC_ANSI_COMMON	0xff00	   /* Section for tenatively declared
+#define SHN_PARISC_ANSI_COMMON	0xff00	   /* Section for tentatively declared
 					      symbols in ANSI C.  */
 #define SHN_PARISC_HUGE_COMMON	0xff01	   /* Common blocks in huge model.  */
 
@@ -1957,7 +1957,7 @@ typedef Elf32_Addr Elf32_Conflict;
 
 /* Legal values for sh_type field of Elf64_Shdr.  */
 
-/* These two are primerily concerned with ECOFF debugging info.  */
+/* These two are primarily concerned with ECOFF debugging info.  */
 #define SHT_ALPHA_DEBUG		0x70000001
 #define SHT_ALPHA_REGINFO	0x70000002
 

i386-asm.c

@@ -1473,7 +1473,7 @@ ST_FUNC void subst_asm_operand(CString *add_str,
         if (r & VT_SYM) {
 	    const char *name = get_tok_str(sv->sym->v, NULL);
 	    if (sv->sym->v >= SYM_FIRST_ANOM) {
-		/* In case of anonymuous symbols ("L.42", used
+		/* In case of anonymous symbols ("L.42", used
 		   for static data labels) we can't find them
 		   in the C symbol table when later looking up
 		   this name.  So enter them now into the asm label

i386-gen.c

@@ -174,7 +174,7 @@ ST_FUNC void gen_addrpc32(int r, Sym *sym, long c)
     gen_le32(c - 4);
 }
 
-/* generate a modrm reference. 'op_reg' contains the addtionnal 3
+/* generate a modrm reference. 'op_reg' contains the addtional 3
    opcode bits */
 static void gen_modrm(int op_reg, int r, Sym *sym, int c)
 {
@@ -890,7 +890,7 @@ ST_FUNC void gen_opi(int op)
 }
 
 /* generate a floating point operation 'v = t1 op t2' instruction. The
-   two operands are guaranted to have the same floating point type */
+   two operands are guaranteed to have the same floating point type */
 /* XXX: need to use ST1 too */
 ST_FUNC void gen_opf(int op)
 {

i386-link.c

@@ -49,7 +49,7 @@ int code_reloc (int reloc_type)
     return -1;
 }
 
-/* Returns an enumerator to describe wether and when the relocation needs a
+/* Returns an enumerator to describe whether and when the relocation needs a
    GOT and/or PLT entry to be created. See tcc.h for a description of the
    different values. */
 int gotplt_entry_type (int reloc_type)
@@ -99,7 +99,7 @@ ST_FUNC unsigned create_plt_entry(TCCState *s1, unsigned got_offset, struct sym_
     else
         modrm = 0x25;
 
-    /* empty PLT: create PLT0 entry that pushes the library indentifier
+    /* empty PLT: create PLT0 entry that pushes the library identifier
        (GOT + PTR_SIZE) and jumps to ld.so resolution routine
        (GOT + 2 * PTR_SIZE) */
     if (plt->data_offset == 0) {
@@ -229,9 +229,9 @@ void relocate(TCCState *s1, ElfW_Rel *rel, int type, unsigned char *ptr, addr_t
             /* do nothing */
             return;
         case R_386_COPY:
-            /* This reloction must copy initialized data from the library
+            /* This relocation must copy initialized data from the library
             to the program .bss segment. Currently made like for ARM
-            (to remove noise of defaukt case). Is this true? 
+            (to remove noise of default case). Is this true?
             */
             return;
         default:

il-gen.c

@@ -602,7 +602,7 @@ void gen_opi(int op)
 }
 
 /* generate a floating point operation 'v = t1 op t2' instruction. The
-   two operands are guaranted to have the same floating point type */
+   two operands are guaranteed to have the same floating point type */
 void gen_opf(int op)
 {
     /* same as integer */

libtcc.c

@@ -1176,7 +1176,7 @@ PUB_FUNC int tcc_add_library_err(TCCState *s, const char *libname)
     return ret;
 }
 
-/* habdle #pragma comment(lib,) */
+/* handle #pragma comment(lib,) */
 ST_FUNC void tcc_add_pragma_libs(TCCState *s1)
 {
     int i;
@@ -1287,7 +1287,7 @@ static int link_option(const char *str, const char *val, const char **ptr)
     if (*str == '-')
         str++;
 
-    /* then str & val should match (potentialy up to '=') */
+    /* then str & val should match (potentially up to '=') */
     p = str;
     q = val;
 

tcc.h

@@ -601,7 +601,7 @@ typedef struct ExprValue {
 
 #define MAX_ASM_OPERANDS 30
 typedef struct ASMOperand {
-    int id; /* GCC 3 optionnal identifier (0 if number only supported */
+    int id; /* GCC 3 optional identifier (0 if number only supported */
     char *constraint;
     char asm_str[16]; /* computed asm string for operand */
     SValue *vt; /* C value of the expression */
@@ -651,7 +651,7 @@ struct TCCState {
     int char_is_unsigned;
     int leading_underscore;
     int ms_extensions;	/* allow nested named struct w/o identifier behave like unnamed */
-    int dollars_in_identifiers;	/* allows '$' char in indentifiers */
+    int dollars_in_identifiers;	/* allows '$' char in identifiers */
     int ms_bitfields; /* if true, emulate MS algorithm for aligning bitfields */
 
     /* warning switches */
@@ -768,7 +768,7 @@ struct TCCState {
     Section *dynsymtab_section;
     /* exported dynamic symbol section */
     Section *dynsym;
-    /* copy of the gobal symtab_section variable */
+    /* copy of the global symtab_section variable */
     Section *symtab;
     /* extra attributes (eg. GOT/PLT value) for symtab symbols */
     struct sym_attr *sym_attrs;
@@ -945,7 +945,7 @@ struct filespec {
 #define TOK_SHL   0x01 /* shift left */
 #define TOK_SAR   0x02 /* signed shift right */
 
-/* assignement operators : normal operator or 0x80 */
+/* assignment operators : normal operator or 0x80 */
 #define TOK_A_MOD 0xa5
 #define TOK_A_AND 0xa6
 #define TOK_A_MUL 0xaa
@@ -968,7 +968,7 @@ struct filespec {
 #define TOK_EOF       (-1)  /* end of file */
 #define TOK_LINEFEED  10    /* line feed */
 
-/* all identificators and strings have token above that */
+/* all identifiers and strings have token above that */
 #define TOK_IDENT 256
 
 #define DEF_ASM(x) DEF(TOK_ASM_ ## x, #x)
@@ -1241,7 +1241,7 @@ ST_FUNC int tcc_preprocess(TCCState *s1);
 ST_FUNC void skip(int c);
 ST_FUNC NORETURN void expect(const char *msg);
 
-/* space exlcuding newline */
+/* space excluding newline */
 static inline int is_space(int ch) {
     return ch == ' ' || ch == '\t' || ch == '\v' || ch == '\f' || ch == '\r';
 }

tccelf.c

@@ -151,7 +151,7 @@ ST_FUNC Section *new_section(TCCState *s1, const char *name, int sh_type, int sh
         sec->sh_addralign = 1;
         break;
     default:
-        sec->sh_addralign =  PTR_SIZE; /* gcc/pcc default aligment */
+        sec->sh_addralign =  PTR_SIZE; /* gcc/pcc default alignment */
         break;
     }
 

tccgen.c

@@ -257,7 +257,7 @@ ST_FUNC void tccgen_end(TCCState *s1)
 }
 
 /* ------------------------------------------------------------------------- */
-/* apply storage attibutes to Elf symbol */
+/* apply storage attributes to Elf symbol */
 
 static void update_storage(Sym *sym)
 {
@@ -1532,7 +1532,7 @@ static void gen_opl(int op)
             c = (int)vtop->c.i;
             /* constant: simpler */
             /* NOTE: all comments are for SHL. the other cases are
-               done by swaping words */
+               done by swapping words */
             vpop();
             if (op != TOK_SHL)
                 vswap();
@@ -1973,7 +1973,7 @@ ST_FUNC void gen_op(int op)
 	goto redo;
     } else if (bt1 == VT_PTR || bt2 == VT_PTR) {
         /* at least one operand is a pointer */
-        /* relationnal op: must be both pointers */
+        /* relational op: must be both pointers */
         if (op >= TOK_ULT && op <= TOK_LOR) {
             check_comparison_pointer_types(vtop - 1, vtop, op);
             /* pointers are handled are unsigned */
@@ -2137,7 +2137,7 @@ ST_FUNC void gen_op(int op)
         else
             gen_opic(op);
         if (op >= TOK_ULT && op <= TOK_GT) {
-            /* relationnal op: the result is an int */
+            /* relational op: the result is an int */
             vtop->type.t = VT_INT;
         } else {
             vtop->type.t = t;
@@ -2794,7 +2794,7 @@ static void gen_assign_cast(CType *dt)
             goto type_ok;
         }
         type1 = pointed_type(dt);
-        /* a function is implicitely a function pointer */
+        /* a function is implicitly a function pointer */
         if (sbt == VT_FUNC) {
             if ((type1->t & VT_BTYPE) != VT_VOID &&
                 !is_compatible_types(pointed_type(dt), st))
@@ -6086,7 +6086,7 @@ static void init_putv(CType *type, Section *sec, unsigned long c)
         }
 	if ((vtop->r & (VT_SYM|VT_CONST)) == (VT_SYM|VT_CONST) &&
 	    vtop->sym->v >= SYM_FIRST_ANOM &&
-	    /* XXX This rejects compount literals like
+	    /* XXX This rejects compound literals like
 	       '(void *){ptr}'.  The problem is that '&sym' is
 	       represented the same way, which would be ruled out
 	       by the SYM_FIRST_ANOM check above, but also '"string"'

tccpe.c

@@ -1333,7 +1333,7 @@ static int pe_check_symbols(struct pe_info *pe)
 #ifdef PE_PRINT_SECTIONS
 static void pe_print_section(FILE * f, Section * s)
 {
-    /* just if you'r curious */
+    /* just if you're curious */
     BYTE *p, *e, b;
     int i, n, l, m;
     p = s->data;
@@ -1976,7 +1976,7 @@ ST_FUNC int pe_output_file(TCCState *s1, const char *filename)
 
     tcc_add_bcheck(s1);
     pe_add_runtime(s1, &pe);
-    relocate_common_syms(); /* assign bss adresses */
+    relocate_common_syms(); /* assign bss addresses */
     tcc_add_linker_symbols(s1);
     pe_set_options(s1, &pe);
 

tccpp.c

@@ -2993,10 +2993,10 @@ static int *macro_arg_subst(Sym **nested_list, const int *macro_str, Sym *args)
                 } else {
             add_var:
                     /* NOTE: the stream cannot be read when macro
-                       substituing an argument */
+                       substituting an argument */
                     macro_subst(&str, nested_list, st, 0);
                 }
-                if (str.len == l0) /* exanded to empty string */
+                if (str.len == l0) /* expanded to empty string */
                     tok_str_add(&str, TOK_PLCHLDR);
             } else {
                 tok_str_add(&str, t);

x86_64-gen.c

@@ -316,14 +316,14 @@ static void gen_modrm_impl(int op_reg, int r, Sym *sym, int c, int is_got)
     }
 }
 
-/* generate a modrm reference. 'op_reg' contains the addtionnal 3
+/* generate a modrm reference. 'op_reg' contains the addtional 3
    opcode bits */
 static void gen_modrm(int op_reg, int r, Sym *sym, int c)
 {
     gen_modrm_impl(op_reg, r, sym, c, 0);
 }
 
-/* generate a modrm reference. 'op_reg' contains the addtionnal 3
+/* generate a modrm reference. 'op_reg' contains the addtional 3
    opcode bits */
 static void gen_modrm64(int opcode, int op_reg, int r, Sym *sym, int c)
 {
@@ -1923,7 +1923,7 @@ void gen_opl(int op)
 }
 
 /* generate a floating point operation 'v = t1 op t2' instruction. The
-   two operands are guaranted to have the same floating point type */
+   two operands are guaranteed to have the same floating point type */
 /* XXX: need to use ST1 too */
 void gen_opf(int op)
 {