cvsuser 05/01/13 07:25:01
Modified: imcc instructions.h symreg.h
Log:
Tidy up comments
Revision Changes Path
1.47 +9 -9 parrot/imcc/instructions.h
Index: instructions.h
===================================================================
RCS file: /cvs/public/parrot/imcc/instructions.h,v
retrieving revision 1.46
retrieving revision 1.47
diff -u -r1.46 -r1.47
--- instructions.h 30 Nov 2004 09:35:10 -0000 1.46
+++ instructions.h 13 Jan 2005 15:25:01 -0000 1.47
@@ -19,19 +19,19 @@
typedef struct _Instruction {
- char * op; /* opstring w/o params */
+ char * op; /* opstring w/o params */
char * fmt; /* printf style format string for params */
SymReg * r[IMCC_MAX_REGS]; /* uses {r0-rx}->reg */
- unsigned int flags; /* how the instruction affects each of
the values */
+ unsigned int flags; /* how the instruction affects each of the values
*/
unsigned int type; /* 16 bit register branches, + ITxxx */
- int keys; /* bitmask of keys used in this ins */
+ int keys; /* bitmask of keys used in this instruction
*/
int index; /* index on instructions[] */
- int bbindex; /* nr of bb, where ins is in */
+ int bbindex; /* number of basic block containing instruction */
struct _Instruction * prev;
struct _Instruction * next;
- int opnum; /* parrot op #*/
- int opsize; /* parrot op size */
- int line; /* source code line# */
+ int opnum; /* parrot op number */
+ int opsize; /* parrot op size */
+ int line; /* source code line number */
} Instruction;
@@ -41,7 +41,7 @@
* int flags_jump
*/
typedef enum {
- /* Indicate how the instruction affects each of the register */
+ /* Indicate how the instruction affects each of the registers */
IF_r0_read = (1 << 0),
IF_r1_read = (1 << 1),
IF_r2_read = (1 << 2),
@@ -55,7 +55,7 @@
IF_binary = (IF_r0_write|IF_r1_read|IF_r2_read), /* templ for binary op
*/
IF_unary = (IF_r0_write|IF_r1_read), /* templ for unary op
*/
IF_inplace = (IF_r0_write|IF_r0_read), /* templ for inplace unary op
*/
- /* the branch flags are the lowe 16 bits of type
+ /* the branch flags are the low 16 bits of type
* for upper 16 see ITXX above */
IF_r0_branch = (1 << 0),
IF_r1_branch = (1 << 1),
1.61 +8 -8 parrot/imcc/symreg.h
Index: symreg.h
===================================================================
RCS file: /cvs/public/parrot/imcc/symreg.h,v
retrieving revision 1.60
retrieving revision 1.61
diff -u -r1.60 -r1.61
--- symreg.h 30 Nov 2004 09:35:11 -0000 1.60
+++ symreg.h 13 Jan 2005 15:25:01 -0000 1.61
@@ -33,10 +33,10 @@
enum LIFEFLAG { /* The status of a var inside a basic block can be */
LF_use = 1 << 0, /* block uses the the var before defining it */
LF_def = 1 << 1, /* block defines the variable */
- LF_lv_in = 1 << 2, /* variable is alive at the beggining of the
block */
+ LF_lv_in = 1 << 2, /* variable is alive at the begining of the block
*/
LF_lv_out = 1 << 3, /* variable is alive at the end of the block */
- LF_lv_inside = 1 << 4, /* variable is alive at some momement in the
block */
- LF_lv_all = 1 << 5 /* alive during all the block */
+ LF_lv_inside = 1 << 4, /* variable is alive at some moment in the block
*/
+ LF_lv_all = 1 << 5 /* variable is alive throughout the block */
};
/* Liveness represents the usage of a var inside a basic block
@@ -62,13 +62,13 @@
char * name;
enum VARTYPE type; /* Variable type */
enum USAGE usage; /* s. USAGE above */
- int set; /* Which register set/file it belongs to */
+ int set; /* Which register set/file it belongs to */
int want_regno; /* wanted register number */
- INTVAL color; /* Color: parrot register number
+ INTVAL color; /* Color: parrot register number
and parrot const table index of VTCONST */
- int score; /* How costly is to spill this symbol */
- int use_count; /* how often is this sym used */
- int lhs_use_count; /* how often is this sym written to */
+ int score; /* How costly it is to spill this symbol */
+ int use_count; /* How often this symbol is used */
+ int lhs_use_count; /* How often this symbol is written to */
int simplified; /* Has it been simplified during the process? */
Life_range **life_info; /* Each block has its Life_range status */
struct _SymReg * next; /* used in the symbols hash */
