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Diffstat (limited to 'src/cmd/5l/l.h')
-rw-r--r--src/cmd/5l/l.h350
1 files changed, 43 insertions, 307 deletions
diff --git a/src/cmd/5l/l.h b/src/cmd/5l/l.h
index ae4b05ba1..25f581047 100644
--- a/src/cmd/5l/l.h
+++ b/src/cmd/5l/l.h
@@ -31,6 +31,7 @@
#include <u.h>
#include <libc.h>
#include <bio.h>
+#include <link.h>
#include "5.out.h"
enum
@@ -51,167 +52,13 @@ enum
#define dynptrsize 0
-typedef struct Adr Adr;
-typedef struct Sym Sym;
-typedef struct Autom Auto;
-typedef struct Prog Prog;
-typedef struct Reloc Reloc;
-typedef struct Optab Optab;
-typedef struct Oprang Oprang;
-typedef uchar Opcross[32][2][32];
-typedef struct Count Count;
-
#define P ((Prog*)0)
-#define S ((Sym*)0)
-#define TNAME (cursym?cursym->name:noname)
-
-struct Adr
-{
- union
- {
- struct {
- int32 u0offset;
- int32 u0offset2; // argsize
- } u0off;
- char* u0sval;
- Ieee u0ieee;
- char* u0sbig;
- } u0;
- Sym* sym;
- Sym* gotype;
- char type;
- char reg;
- char name;
- char class;
-};
-
-#define offset u0.u0off.u0offset
-#define offset2 u0.u0off.u0offset2
-#define sval u0.u0sval
-#define scon sval
-#define ieee u0.u0ieee
-#define sbig u0.u0sbig
-
-struct Reloc
-{
- int32 off;
- uchar siz;
- uchar done;
- int16 type;
- int32 add;
- int32 xadd;
- Sym* sym;
- Sym* xsym;
-};
-
-struct Prog
-{
- Adr from;
- Adr to;
- union
- {
- int32 u0regused;
- Prog* u0forwd;
- } u0;
- Prog* cond;
- Prog* link;
- Prog* pcrel;
- int32 pc;
- int32 line;
- int32 spadj;
- uchar mark;
- uchar optab;
- uchar as;
- uchar scond;
- uchar reg;
- uchar align; // unused
-};
-
-#define regused u0.u0regused
-#define forwd u0.u0forwd
-#define datasize reg
-#define textflag reg
-
-#define iscall(p) ((p)->as == ABL)
-
-struct Sym
-{
- char* name;
- char* extname; // name used in external object files
- short type;
- short version;
- uchar dupok;
- uchar reachable;
- uchar cgoexport;
- uchar leaf;
- int32 dynid;
- int32 plt;
- int32 got;
- int32 value;
- int32 sig;
- int32 size;
- int32 align; // if non-zero, required alignment in bytes
- int32 elfsym;
- int32 locals; // size of stack frame locals area
- int32 args; // size of stack frame incoming arguments area
- uchar special;
- uchar fnptr; // used as fn ptr
- uchar stkcheck;
- uchar hide;
- Sym* hash; // in hash table
- Sym* allsym; // in all symbol list
- Sym* next; // in text or data list
- Sym* sub; // in SSUB list
- Sym* outer; // container of sub
- Sym* gotype;
- Sym* reachparent;
- Sym* queue;
- char* file;
- char* dynimplib;
- char* dynimpvers;
- struct Section* sect;
- struct Hist* hist;
-
- // STEXT
- Auto* autom;
- Prog* text;
-
- // SDATA, SBSS
- uchar* p;
- int32 np;
- int32 maxp;
- Reloc* r;
- int32 nr;
- int32 maxr;
-};
+#define S ((LSym*)0)
+#define TNAME (ctxt->cursym?ctxt->cursym->name:noname)
#define SIGNINTERN (1729*325*1729)
-struct Autom
-{
- Sym* asym;
- Auto* link;
- int32 aoffset;
- short type;
- Sym* gotype;
-};
-struct Optab
-{
- char as;
- uchar a1;
- char a2;
- uchar a3;
- uchar type;
- char size;
- char param;
- char flag;
- uchar pcrelsiz;
-};
-struct Oprang
-{
- Optab* start;
- Optab* stop;
-};
+typedef struct Count Count;
struct Count
{
int32 count;
@@ -220,10 +67,17 @@ struct Count
enum
{
- LFROM = 1<<0,
- LTO = 1<<1,
- LPOOL = 1<<2,
- LPCREL = 1<<3,
+/* mark flags */
+ FOLL = 1<<0,
+ LABEL = 1<<1,
+ LEAF = 1<<2,
+
+ STRINGSZ = 200,
+ MINSIZ = 64,
+ NENT = 100,
+ MAXIO = 8192,
+ MAXHIST = 40, /* limit of path elements for history symbols */
+ MINLC = 4,
C_NONE = 0,
C_REG,
@@ -260,7 +114,7 @@ enum
C_HFOREG,
C_SOREG,
C_ROREG,
- C_SROREG, /* both S and R */
+ C_SROREG, /* both nil and R */
C_LOREG,
C_PC,
@@ -270,179 +124,61 @@ enum
C_ADDR, /* reference to relocatable address */
C_GOK,
-
-/* mark flags */
- FOLL = 1<<0,
- LABEL = 1<<1,
- LEAF = 1<<2,
-
- STRINGSZ = 200,
- MINSIZ = 64,
- NENT = 100,
- MAXIO = 8192,
- MAXHIST = 40, /* limit of path elements for history symbols */
- MINLC = 4,
};
#ifndef COFFCVT
-EXTERN int32 HEADR; /* length of header */
-EXTERN int HEADTYPE; /* type of header */
-EXTERN int32 INITDAT; /* data location */
-EXTERN int32 INITRND; /* data round above text location */
-EXTERN int32 INITTEXT; /* text location */
-EXTERN char* INITENTRY; /* entry point */
EXTERN int32 autosize;
-EXTERN Auto* curauto;
-EXTERN Auto* curhist;
-EXTERN Prog* curp;
-EXTERN Sym* cursym;
-EXTERN Sym* datap;
+EXTERN LSym* datap;
EXTERN int debug[128];
-EXTERN Sym* etextp;
EXTERN char* noname;
EXTERN Prog* lastp;
EXTERN int32 lcsize;
EXTERN char literal[32];
EXTERN int nerrors;
EXTERN int32 instoffset;
-EXTERN Opcross opcross[8];
-EXTERN Oprang oprange[ALAST];
-EXTERN char* outfile;
-EXTERN int32 pc;
-EXTERN uchar repop[ALAST];
-EXTERN char* interpreter;
EXTERN char* rpath;
EXTERN uint32 stroffset;
EXTERN int32 symsize;
-EXTERN Sym* textp;
-EXTERN char xcmp[C_GOK+1][C_GOK+1];
-EXTERN Prog zprg;
-EXTERN int dtype;
-EXTERN int tlsoffset;
EXTERN int armsize;
-EXTERN int goarm;
-EXTERN Sym* adrgotype; // type symbol on last Adr read
-EXTERN Sym* fromgotype; // type symbol on last p->from read
-
-extern char* anames[];
-extern Optab optab[];
-
-void addpool(Prog*, Adr*);
-EXTERN Prog* blitrl;
-EXTERN Prog* elitrl;
-
-EXTERN int goarm;
-
-void initdiv(void);
-EXTERN Prog* prog_div;
-EXTERN Prog* prog_divu;
-EXTERN Prog* prog_mod;
-EXTERN Prog* prog_modu;
#pragma varargck type "A" int
#pragma varargck type "C" int
-#pragma varargck type "D" Adr*
+#pragma varargck type "D" Addr*
#pragma varargck type "I" uchar*
-#pragma varargck type "N" Adr*
+#pragma varargck type "N" Addr*
#pragma varargck type "P" Prog*
#pragma varargck type "S" char*
#pragma varargck type "Z" char*
#pragma varargck type "i" char*
-int Aconv(Fmt*);
-int Cconv(Fmt*);
-int Dconv(Fmt*);
-int Iconv(Fmt*);
-int Nconv(Fmt*);
-int Oconv(Fmt*);
-int Pconv(Fmt*);
-int Sconv(Fmt*);
-int aclass(Adr*);
-void addhist(int32, int);
-Prog* appendp(Prog*);
+int Aconv(Fmt *fp);
+int Cconv(Fmt *fp);
+int Dconv(Fmt *fp);
+int Iconv(Fmt *fp);
+int Nconv(Fmt *fp);
+int Oconv(Fmt *fp);
+int Pconv(Fmt *fp);
+int Sconv(Fmt *fp);
+void adddynlib(char *lib);
+void adddynrel(LSym *s, Reloc *r);
+void adddynrela(LSym *rel, LSym *s, Reloc *r);
+void adddynsym(Link *ctxt, LSym *s);
+int archreloc(Reloc *r, LSym *s, vlong *val);
void asmb(void);
-void asmout(Prog*, Optab*, int32*, Sym*);
-int32 atolwhex(char*);
-Prog* brloop(Prog*);
-void buildop(void);
-void buildrep(int, int);
-void cflush(void);
-int chipzero(Ieee*);
-int chipfloat(Ieee*);
-int cmp(int, int);
-int compound(Prog*);
-double cputime(void);
-void diag(char*, ...);
-void divsig(void);
-void dodata(void);
-void doprof1(void);
-void doprof2(void);
-int32 entryvalue(void);
-void exchange(Prog*);
-void follow(void);
-void hputl(int);
-int isnop(Prog*);
+void cput(int32 c);
+void diag(char *fmt, ...);
+int elfreloc1(Reloc *r, vlong sectoff);
+void elfsetupplt(void);
+void hput(int32 l);
void listinit(void);
-Sym* lookup(char*, int);
-void cput(int);
-void hput(int32);
-void lput(int32);
-void lputb(int32);
-void lputl(int32);
-void* mysbrk(uint32);
-void names(void);
-void nocache(Prog*);
-int ocmp(const void*, const void*);
-int32 opirr(int);
-Optab* oplook(Prog*);
-int32 oprrr(int, int);
-int32 olr(int32, int, int, int);
-int32 olhr(int32, int, int, int);
-int32 olrr(int, int, int, int);
-int32 olhrr(int, int, int, int);
-int32 osr(int, int, int32, int, int);
-int32 oshr(int, int32, int, int);
-int32 ofsr(int, int, int32, int, int, Prog*);
-int32 osrr(int, int, int, int);
-int32 oshrr(int, int, int, int);
-int32 omvl(Prog*, Adr*, int);
-void patch(void);
-void prasm(Prog*);
-void prepend(Prog*, Prog*);
-Prog* prg(void);
-int pseudo(Prog*);
-int32 regoff(Adr*);
-int relinv(int);
-int32 rnd(int32, int32);
-void softfloat(void);
-void span(void);
-void strnput(char*, int);
-int32 symaddr(Sym*);
-void undef(void);
-void vputb(uint64);
-void vputl(uint64);
-void wputb(uint16);
-void wput(int32);
-void wputl(ushort w);
-void xdefine(char*, int, int32);
+void lput(int32 l);
+int machoreloc1(Reloc *r, vlong sectoff);
+void main(int argc, char *argv[]);
void noops(void);
-int32 immrot(uint32);
-int32 immaddr(int32);
-int32 opbra(int, int);
-int brextra(Prog*);
-int isbranch(Prog*);
-void doelf(void);
-void dozerostk(void); // used by -Z
-
-vlong addaddr(Sym *s, Sym *t);
-vlong addsize(Sym *s, Sym *t);
-vlong addstring(Sym *s, char *str);
-vlong adduint16(Sym *s, uint16 v);
-vlong adduint32(Sym *s, uint32 v);
-vlong adduint64(Sym *s, uint64 v);
-vlong adduint8(Sym *s, uint8 v);
-vlong adduintxx(Sym *s, uint64 v, int wid);
+void nopstat(char *f, Count *c);
+int32 rnd(int32 v, int32 r);
+void wput(int32 l);
/* Native is little-endian */
#define LPUT(a) lputl(a)