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Diffstat (limited to 'src/cmd/5l/l.h')
-rw-r--r--src/cmd/5l/l.h143
1 files changed, 60 insertions, 83 deletions
diff --git a/src/cmd/5l/l.h b/src/cmd/5l/l.h
index c6659cfab..4e7ccea88 100644
--- a/src/cmd/5l/l.h
+++ b/src/cmd/5l/l.h
@@ -45,20 +45,21 @@ enum
/* do not undefine this - code will be removed eventually */
#define CALLEEBX
+#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;
-typedef struct Use Use;
#define P ((Prog*)0)
#define S ((Sym*)0)
-#define U ((Use*)0)
-#define TNAME (curtext&&curtext->from.sym?curtext->from.sym->name:noname)
+#define TNAME (cursym?cursym->name:noname)
struct Adr
{
@@ -66,14 +67,10 @@ struct Adr
{
int32 u0offset;
char* u0sval;
- Ieee* u0ieee;
+ Ieee u0ieee;
char* u0sbig;
} u0;
- union
- {
- Auto* u1autom;
- Sym* u1sym;
- } u1;
+ Sym* sym;
char type;
uchar index; // not used on arm, required by ld/go.c
char reg;
@@ -85,11 +82,18 @@ struct Adr
#define offset u0.u0offset
#define sval u0.u0sval
+#define scon sval
#define ieee u0.u0ieee
#define sbig u0.u0sbig
-#define autom u1.u1autom
-#define sym u1.u1sym
+struct Reloc
+{
+ int32 off;
+ uchar siz;
+ int16 type;
+ int32 add;
+ Sym* sym;
+};
struct Prog
{
@@ -112,35 +116,51 @@ struct Prog
uchar reg;
uchar align;
};
+
#define regused u0.u0regused
#define forwd u0.u0forwd
+#define datasize reg
+#define textflag reg
struct Sym
{
- char *name;
+ char* name;
short type;
short version;
- short become;
- short frame;
- uchar subtype;
uchar dupok;
uchar reachable;
uchar dynexport;
+ uchar leaf;
+ int32 dynid;
+ int32 plt;
+ int32 got;
int32 value;
int32 sig;
int32 size;
- uchar used;
+ uchar special;
uchar thumb; // thumb code
uchar foreign; // called by arm if thumb, by thumb if arm
uchar fnptr; // used as fn ptr
- Use* use;
- Sym* link;
- Prog* text;
- Prog* data;
+ Sym* hash; // in hash table
+ Sym* next; // in text or data list
+ Sym* sub; // in SSUB list
+ Sym* outer; // container of sub
Sym* gotype;
char* file;
char* dynimpname;
char* dynimplib;
+
+ // STEXT
+ Auto* autom;
+ Prog* text;
+
+ // SDATA, SBSS
+ uchar* p;
+ int32 np;
+ int32 maxp;
+ Reloc* r;
+ int32 nr;
+ int32 maxr;
};
#define SIGNINTERN (1729*325*1729)
@@ -174,34 +194,24 @@ struct Count
int32 count;
int32 outof;
};
-struct Use
-{
- Prog* p; /* use */
- Prog* ct; /* curtext */
- Use* link;
-};
enum
{
Sxxx,
-
+
+ /* order here is order in output file */
STEXT = 1,
+ SRODATA,
+ SELFDATA,
SDATA,
SBSS,
- SDATA1,
+
SXREF,
- SLEAF,
SFILE,
SCONST,
- SSTRING,
- SUNDEF,
- SREMOVED,
+ SDYNIMPORT,
- SIMPORT,
- SEXPORT,
-
- SFIXED,
- SELFDATA,
+ SSUB = 1<<8,
LFROM = 1<<0,
LTO = 1<<1,
@@ -221,7 +231,9 @@ enum
C_SCON, /* 0xffff */
C_BCON, /* thumb */
C_LCON,
- C_FCON,
+ C_ZFCON,
+ C_SFCON,
+ C_LFCON,
C_GCON, /* thumb */
C_RACON,
@@ -229,9 +241,6 @@ enum
C_LACON,
C_GACON, /* thumb */
- C_RECON,
- C_LECON,
-
C_SBRA,
C_LBRA,
C_GBRA, /* thumb */
@@ -242,12 +251,6 @@ enum
C_SAUTO, /* -0xfff to 0xfff */
C_LAUTO,
- C_HEXT,
- C_FEXT,
- C_HFEXT,
- C_SEXT,
- C_LEXT,
-
C_HOREG,
C_FOREG,
C_HFOREG,
@@ -262,7 +265,7 @@ enum
C_HREG,
C_OFFPC, /* thumb */
- C_ADDR, /* relocatable address */
+ C_ADDR, /* reference to relocatable address */
C_GOK,
@@ -271,7 +274,6 @@ enum
LABEL = 1<<1,
LEAF = 1<<2,
- BIG = (1<<12)-4,
STRINGSZ = 200,
NHASH = 10007,
NHUNK = 100000,
@@ -279,9 +281,7 @@ enum
NENT = 100,
MAXIO = 8192,
MAXHIST = 20, /* limit of path elements for history symbols */
-
- Roffset = 22, /* no. bits for offset in relocation address */
- Rindex = 10, /* no. bits for index in relocation address */
+ MINLC = 4,
};
EXTERN union
@@ -310,23 +310,18 @@ EXTERN int32 INITTEXT; /* text location */
EXTERN char* INITENTRY; /* entry point */
EXTERN int32 autosize;
EXTERN Biobuf bso;
-EXTERN int32 bsssize;
EXTERN int cbc;
EXTERN uchar* cbp;
EXTERN int cout;
EXTERN Auto* curauto;
EXTERN Auto* curhist;
EXTERN Prog* curp;
-EXTERN Prog* curtext;
-EXTERN Prog* datap;
-EXTERN int32 datsize;
+EXTERN Sym* cursym;
+EXTERN Sym* datap;
EXTERN int32 elfdatsize;
EXTERN char debug[128];
-EXTERN Prog* edatap;
-EXTERN Prog* etextp;
-EXTERN Prog* firstp;
+EXTERN Sym* etextp;
EXTERN char* noname;
-EXTERN int xrefresolv;
EXTERN Prog* lastp;
EXTERN int32 lcsize;
EXTERN char literal[32];
@@ -341,7 +336,7 @@ EXTERN uchar repop[ALAST];
EXTERN char* rpath;
EXTERN uint32 stroffset;
EXTERN int32 symsize;
-EXTERN Prog* textp;
+EXTERN Sym* textp;
EXTERN int32 textsize;
EXTERN int version;
EXTERN char xcmp[C_GOK+1][C_GOK+1];
@@ -352,14 +347,6 @@ EXTERN int thumb;
EXTERN int seenthumb;
EXTERN int armsize;
-EXTERN int doexp, dlm;
-EXTERN int imports, nimports;
-EXTERN int exports, nexports;
-EXTERN char* EXPTAB;
-EXTERN Prog undefp;
-
-#define UP (&undefp)
-
extern char* anames[];
extern Optab optab[];
extern Optab thumboptab[];
@@ -384,6 +371,7 @@ EXTERN Prog* prog_modu;
int Aconv(Fmt*);
int Cconv(Fmt*);
int Dconv(Fmt*);
+int Iconv(Fmt*);
int Nconv(Fmt*);
int Oconv(Fmt*);
int Pconv(Fmt*);
@@ -393,36 +381,29 @@ int thumbaclass(Adr*, Prog*);
void addhist(int32, int);
Prog* appendp(Prog*);
void asmb(void);
-void asmdyn(void);
-void asmlc(void);
void asmthumbmap(void);
-void asmout(Prog*, Optab*);
+void asmout(Prog*, Optab*, int32*);
void thumbasmout(Prog*, Optab*);
-void asmsym(void);
int32 atolwhex(char*);
Prog* brloop(Prog*);
void buildop(void);
void thumbbuildop(void);
void buildrep(int, int);
void cflush(void);
-void ckoff(Sym*, int32);
+int chipzero(Ieee*);
int chipfloat(Ieee*);
int cmp(int, int);
int compound(Prog*);
double cputime(void);
-void datblk(int32, int32, int);
void diag(char*, ...);
void divsig(void);
void dodata(void);
void doprof1(void);
void doprof2(void);
-void dynreloc(Sym*, int32, int);
int32 entryvalue(void);
void exchange(Prog*);
-void export(void);
void follow(void);
void hputl(int);
-void import(void);
int isnop(Prog*);
void listinit(void);
Sym* lookup(char*, int);
@@ -430,10 +411,8 @@ void cput(int);
void hput(int32);
void lput(int32);
void lputl(int32);
-void mkfwd(void);
void* mysbrk(uint32);
void names(void);
-Prog* newdata(Sym *s, int o, int w, int t);
void nocache(Prog*);
int ocmp(const void*, const void*);
int32 opirr(int);
@@ -454,18 +433,17 @@ void prasm(Prog*);
void prepend(Prog*, Prog*);
Prog* prg(void);
int pseudo(Prog*);
-void putsymb(char*, int, int32, int);
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 wput(int32);
void wputl(ushort w);
void xdefine(char*, int, int32);
-void xfol(Prog*);
void noops(void);
int32 immrot(uint32);
int32 immaddr(int32);
@@ -475,7 +453,6 @@ int isbranch(Prog*);
int fnpinc(Sym *);
int fninc(Sym *);
void thumbcount(void);
-void reachable(void);
void fnptrs(void);
void doelf(void);
generated by cgit v1.2.3 (git 2.39.1) at 2025-04-11 16:11:07 +0000