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attempt to complete the crappy parser

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This commit is contained in:
Quentin Carbonneaux 2015-07-03 12:16:39 -04:00
parent a9d8bf7a2d
commit fc814c5873
2 changed files with 289 additions and 123 deletions
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18
lisc/lisc.h
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@ -1,7 +1,9 @@
#include <assert.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
typedef unsgined int uint;
typedef unsigned int uint;
typedef unsigned short ushort;
typedef unsigned char uchar;
@ -13,9 +15,9 @@ typedef unsigned char uchar;
*/
enum {
R = 0, /* invalid reference */
R = 0, /* invalid reference */
NRegs = 32,
Temp0 = NRegs+1, /* first temporary */
Temp0 = NRegs+1,
NString = 32,
NPreds = 15,
NBlks = 128,
@ -26,20 +28,21 @@ enum {
typedef struct Ins Ins;
typedef struct Phi Phi;
typedef struct Blk Blk;
typedef struct Sym Sym;
typedef struct Fn Fn;
typedef ushort Ref;
enum {
RTemp = 0,
RData = 1,
RConst = 1,
RMask = 1,
RShift = 1,
NRefs = USHRT_MAX>>RShift,
};
#define TEMP(x) (((x)<<RShift) | RTemp)
#define DATA(x) (((x)<<RShift) | RData)
#define TEMP(x) (((x)<<RShift) | RTemp)
#define CONST(x) (((x)<<RShift) | RConst)
enum {
OXXX,
@ -47,7 +50,7 @@ enum {
OSub,
ODiv,
OMod,
OLoad,
OConst,
/* reserved instructions */
OX86Div,
@ -85,6 +88,7 @@ struct Blk {
Blk *s1;
Blk *s2;
char name[NString];
int rpo;
};