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Diffstat (limited to 'src/cmd/8l/l.h')
-rw-r--r--src/cmd/8l/l.h136
1 files changed, 69 insertions, 67 deletions
diff --git a/src/cmd/8l/l.h b/src/cmd/8l/l.h
index 495c40d64..daede8879 100644
--- a/src/cmd/8l/l.h
+++ b/src/cmd/8l/l.h
@@ -44,7 +44,7 @@ enum
#define P ((Prog*)0)
#define S ((Sym*)0)
-#define TNAME (curtext?curtext->from.sym->name:noname)
+#define TNAME (cursym?cursym->name:noname)
#define cput(c)\
{ *cbp++ = c;\
if(--cbc <= 0)\
@@ -55,6 +55,7 @@ typedef struct Prog Prog;
typedef struct Sym Sym;
typedef struct Auto Auto;
typedef struct Optab Optab;
+typedef struct Reloc Reloc;
struct Adr
{
@@ -66,11 +67,7 @@ struct Adr
Ieee u0ieee;
char *u0sbig;
} u0;
- union
- {
- Auto* u1autom;
- Sym* u1sym;
- } u1;
+ Sym* sym;
short type;
uchar index;
char scale;
@@ -83,18 +80,25 @@ struct Adr
#define ieee u0.u0ieee
#define sbig u0.u0sbig
-#define autom u1.u1autom
-#define sym u1.u1sym
+struct Reloc
+{
+ int32 off;
+ uchar siz;
+ int32 type;
+ int32 add;
+ Sym* sym;
+};
struct Prog
{
Adr from;
Adr to;
- Prog *forwd;
+ Prog* forwd;
+ Prog* comefrom;
Prog* link;
- Prog* dlink;
Prog* pcond; /* work on this */
int32 pc;
+ int32 spadj;
int32 line;
short as;
char width; /* fake for DATA */
@@ -103,8 +107,10 @@ struct Prog
uchar mark; /* work on these */
uchar back;
uchar bigjmp;
-
};
+#define datasize from.scale
+#define textflag from.scale
+
struct Auto
{
Sym* asym;
@@ -115,25 +121,39 @@ struct Auto
};
struct Sym
{
- char *name;
+ char* name;
short type;
short version;
- short become;
- short frame;
- uchar subtype;
uchar dupok;
uchar reachable;
uchar dynexport;
+ uchar special;
int32 value;
int32 size;
int32 sig;
- Sym* link;
- Prog* text;
- Prog* data;
+ int32 dynid;
+ int32 plt;
+ int32 got;
+ Sym* hash; // in hash table
+ Sym* next; // in text or data list
+ Sym* sub; // in sub 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;
};
struct Optab
{
@@ -146,23 +166,28 @@ struct Optab
enum
{
Sxxx,
-
+
+ /* order here is order in output file */
STEXT,
+ SELFDATA,
+ SMACHOPLT,
+ SRODATA,
SDATA,
+ SMACHO, /* Mach-O __nl_symbol_ptr */
+ SMACHOGOT,
+ SWINDOWS,
SBSS,
- SDATA1,
+
SXREF,
+ SMACHODYNSTR,
+ SMACHODYNSYM,
+ SMACHOINDIRECTPLT,
+ SMACHOINDIRECTGOT,
SFILE,
SCONST,
- SUNDEF,
-
- SIMPORT,
- SEXPORT,
+ SDYNIMPORT,
- SMACHO, /* pointer to mach-o imported symbol */
-
- SFIXED,
- SELFDATA,
+ SSUB = 1<<8, /* sub-symbol, linked from parent via ->sub list */
NHASH = 10007,
NHUNK = 100000,
@@ -240,9 +265,6 @@ enum
Pm = 0x0f, /* 2byte opcode escape */
Pq = 0xff, /* both escape */
Pb = 0xfe, /* byte operands */
-
- Roffset = 22, /* no. bits for offset in relocation address */
- Rindex = 10, /* no. bits for index in relocation address */
};
EXTERN union
@@ -266,12 +288,11 @@ EXTERN union
EXTERN int32 HEADR;
EXTERN int32 HEADTYPE;
-EXTERN int32 INITDAT;
EXTERN int32 INITRND;
EXTERN int32 INITTEXT;
+EXTERN int32 INITDAT;
EXTERN char* INITENTRY; /* entry point */
EXTERN Biobuf bso;
-EXTERN int32 bsssize;
EXTERN int32 casepc;
EXTERN int cbc;
EXTERN char* cbp;
@@ -279,22 +300,17 @@ EXTERN char* pcstr;
EXTERN Auto* curauto;
EXTERN Auto* curhist;
EXTERN Prog* curp;
-EXTERN Prog* curtext;
-EXTERN Prog* datap;
-EXTERN Prog* edatap;
-EXTERN int32 datsize;
+EXTERN Sym* cursym;
+EXTERN Sym* datap;
EXTERN int32 elfdatsize;
-EXTERN int32 dynptrsize;
EXTERN char debug[128];
EXTERN char literal[32];
-EXTERN Prog* etextp;
+EXTERN Sym* etextp;
EXTERN Prog* firstp;
-EXTERN int xrefresolv;
EXTERN uchar ycover[Ymax*Ymax];
EXTERN uchar* andptr;
EXTERN uchar and[100];
EXTERN char reg[D_NONE];
-EXTERN Prog* lastp;
EXTERN int32 lcsize;
EXTERN int maxop;
EXTERN int nerrors;
@@ -304,30 +320,22 @@ EXTERN char* rpath;
EXTERN int32 spsize;
EXTERN Sym* symlist;
EXTERN int32 symsize;
-EXTERN Prog* textp;
+EXTERN Sym* textp;
EXTERN int32 textsize;
-EXTERN int32 textpad;
EXTERN int version;
EXTERN Prog zprg;
EXTERN int dtype;
EXTERN int tlsoffset;
EXTERN Sym* adrgotype; // type symbol on last Adr read
EXTERN Sym* fromgotype; // type symbol on last p->from read
-
-EXTERN Adr* reloca;
-EXTERN int doexp, dlm;
-EXTERN int imports, nimports;
-EXTERN int exports, nexports;
-EXTERN char* EXPTAB;
-EXTERN Prog undefp;
-
-#define UP (&undefp)
+EXTERN int elftextsh;
extern Optab optab[];
extern char* anames[];
int Aconv(Fmt*);
int Dconv(Fmt*);
+int Iconv(Fmt*);
int Pconv(Fmt*);
int Rconv(Fmt*);
int Sconv(Fmt*);
@@ -336,29 +344,23 @@ Prog* appendp(Prog*);
void asmb(void);
void asmdyn(void);
void asmins(Prog*);
-void asmlc(void);
-void asmsp(void);
void asmsym(void);
int32 atolwhex(char*);
Prog* brchain(Prog*);
Prog* brloop(Prog*);
void cflush(void);
-void ckoff(Sym*, int32);
Prog* copyp(Prog*);
+vlong cpos(void);
double cputime(void);
-void datblk(int32, int32);
void diag(char*, ...);
void dodata(void);
void doelf(void);
-void doinit(void);
void doprof1(void);
void doprof2(void);
void dostkoff(void);
-void dynreloc(Sym*, uint32, int);
int32 entryvalue(void);
-void export(void);
void follow(void);
-void import(void);
+void instinit(void);
void listinit(void);
Sym* lookup(char*, int);
void lput(int32);
@@ -366,26 +368,20 @@ void lputl(int32);
void vputl(uvlong);
void strnput(char*, int);
void main(int, char*[]);
-void mkfwd(void);
void* mal(uint32);
-Prog* newdata(Sym*, int, int, int);
-Prog* newtext(Prog*, Sym*);
int opsize(Prog*);
void patch(void);
Prog* prg(void);
int relinv(int);
-int32 reuse(Prog*, Sym*);
int32 rnd(int32, int32);
void s8put(char*);
void span(void);
void undef(void);
-int32 vaddr(Adr*);
int32 symaddr(Sym*);
void wput(ushort);
void wputl(ushort);
void xdefine(char*, int, int32);
-void xfol(Prog*);
-void zaddr(Biobuf*, Adr*, Sym*[]);
+
uint32 machheadr(void);
vlong addaddr(Sym *s, Sym *t);
vlong addsize(Sym *s, Sym *t);
@@ -410,3 +406,9 @@ void deadcode(void);
#pragma varargck type "P" Prog*
#pragma varargck type "R" int
#pragma varargck type "A" int
+
+/* Used by ../ld/dwarf.c */
+enum
+{
+ DWARFREGSP = 4
+};
generated by cgit v1.2.3 (git 2.46.0) at 2025-10-22 02:57:31 +0000