diff options
Diffstat (limited to 'src/cmd/8l/l.h')
| -rw-r--r-- | src/cmd/8l/l.h | 330 |
1 files changed, 19 insertions, 311 deletions
diff --git a/src/cmd/8l/l.h b/src/cmd/8l/l.h index 814aa1458..c9695ade0 100644 --- a/src/cmd/8l/l.h +++ b/src/cmd/8l/l.h @@ -31,6 +31,7 @@ #include <u.h> #include <libc.h> #include <bio.h> +#include <link.h> #include "8.out.h" #ifndef EXTERN @@ -42,141 +43,14 @@ enum thechar = '8', PtrSize = 4, IntSize = 4, + RegSize = 4, MaxAlign = 32, // max data alignment FuncAlign = 16 }; #define P ((Prog*)0) -#define S ((Sym*)0) -#define TNAME (cursym?cursym->name:noname) - -typedef struct Adr Adr; -typedef struct Prog Prog; -typedef struct Sym Sym; -typedef struct Auto Auto; -typedef struct Optab Optab; -typedef struct Reloc Reloc; - -struct Adr -{ - union - { - int32 u0offset; - char u0scon[8]; - Prog *u0cond; /* not used, but should be D_BRANCH */ - Ieee u0ieee; - char *u0sbig; - } u0; - Sym* sym; - short type; - uchar index; - char scale; - int32 offset2; -}; - -#define offset u0.u0offset -#define scon u0.u0scon -#define cond u0.u0cond -#define ieee u0.u0ieee -#define sbig u0.u0sbig - -struct Reloc -{ - int32 off; - uchar siz; - uchar done; - int32 type; - int32 add; - int32 xadd; - Sym* sym; - Sym* xsym; -}; - -struct Prog -{ - Adr from; - Adr to; - Prog* forwd; - Prog* comefrom; - Prog* link; - Prog* pcond; /* work on this */ - int32 pc; - int32 spadj; - int32 line; - short as; - char width; /* fake for DATA */ - char ft; /* oclass cache */ - char tt; - uchar mark; /* work on these */ - uchar back; - uchar bigjmp; -}; -#define datasize from.scale -#define textflag from.scale -#define iscall(p) ((p)->as == ACALL) - -struct Auto -{ - Sym* asym; - Auto* link; - int32 aoffset; - short type; - Sym* gotype; -}; -struct Sym -{ - char* name; - char* extname; // name used in external object files - short type; - short version; - uchar dupok; - uchar reachable; - uchar cgoexport; - uchar special; - uchar stkcheck; - uchar hide; - int32 value; - int32 size; - int32 sig; - int32 dynid; - int32 plt; - int32 got; - int32 align; // if non-zero, required alignment in bytes - int32 elfsym; - int32 args; // size of stack frame incoming arguments area - Sym* hash; // in hash table - Sym* allsym; // in all symbol list - Sym* next; // in text or data list - Sym* sub; // in sub list - Sym* outer; // container of sub - Sym* gotype; - Sym* reachparent; - Sym* queue; - char* file; - char* dynimplib; - char* dynimpvers; - struct Section* sect; - struct Hist* hist; // for ATEXT - - // STEXT - Auto* autom; - Prog* text; - - // SDATA, SBSS - uchar* p; - int32 np; - int32 maxp; - Reloc* r; - int32 nr; - int32 maxr; -}; -struct Optab -{ - short as; - uchar* ytab; - uchar prefix; - uchar op[13]; -}; +#define S ((LSym*)0) +#define TNAME (ctxt->cursym?ctxt->cursym->name:noname) enum { @@ -185,202 +59,36 @@ enum MINLC = 1, MAXIO = 8192, MAXHIST = 40, /* limit of path elements for history symbols */ - - Yxxx = 0, - Ynone, - Yi0, - Yi1, - Yi8, - Yi32, - Yiauto, - Yal, - Ycl, - Yax, - Ycx, - Yrb, - Yrl, - Yrf, - Yf0, - Yrx, - Ymb, - Yml, - Ym, - Ybr, - Ycol, - - Ycs, Yss, Yds, Yes, Yfs, Ygs, - Ygdtr, Yidtr, Yldtr, Ymsw, Ytask, - Ycr0, Ycr1, Ycr2, Ycr3, Ycr4, Ycr5, Ycr6, Ycr7, - Ydr0, Ydr1, Ydr2, Ydr3, Ydr4, Ydr5, Ydr6, Ydr7, - Ytr0, Ytr1, Ytr2, Ytr3, Ytr4, Ytr5, Ytr6, Ytr7, - Ymr, Ymm, - Yxr, Yxm, - Ymax, - - Zxxx = 0, - - Zlit, - Zlitm_r, - Z_rp, - Zbr, - Zcall, - Zcallcon, - Zcallind, - Zib_, - Zib_rp, - Zibo_m, - Zil_, - Zil_rp, - Zilo_m, - Zjmp, - Zjmpcon, - Zloop, - Zm_o, - Zm_r, - Zm2_r, - Zm_r_xm, - Zm_r_i_xm, - Zaut_r, - Zo_m, - Zpseudo, - Zr_m, - Zr_m_xm, - Zr_m_i_xm, - Zrp_, - Z_ib, - Z_il, - Zm_ibo, - Zm_ilo, - Zib_rr, - Zil_rr, - Zclr, - Zibm_r, /* mmx1,mmx2/mem64,imm8 */ - Zbyte, - Zmov, - Zmax, - - Px = 0, - Pe = 0x66, /* operand escape */ - Pm = 0x0f, /* 2byte opcode escape */ - Pq = 0xff, /* both escape */ - Pb = 0xfe, /* byte operands */ - Pf2 = 0xf2, /* xmm escape 1 */ - Pf3 = 0xf3, /* xmm escape 2 */ }; -#pragma varargck type "A" int -#pragma varargck type "D" Adr* #pragma varargck type "I" uchar* -#pragma varargck type "P" Prog* -#pragma varargck type "R" int -#pragma varargck type "S" char* -#pragma varargck type "Y" Sym* -#pragma varargck type "Z" char* -#pragma varargck type "i" char* -EXTERN int32 HEADR; -EXTERN int32 HEADTYPE; -EXTERN int32 INITRND; -EXTERN int32 INITTEXT; -EXTERN int32 INITDAT; -EXTERN char* INITENTRY; /* entry point */ -EXTERN char* pcstr; -EXTERN Auto* curauto; -EXTERN Auto* curhist; -EXTERN Prog* curp; -EXTERN Sym* cursym; -EXTERN Sym* datap; +EXTERN LSym* datap; EXTERN int debug[128]; EXTERN char literal[32]; -EXTERN Sym* etextp; EXTERN Prog* firstp; -EXTERN uchar ycover[Ymax*Ymax]; -EXTERN uchar* andptr; -EXTERN uchar and[100]; -EXTERN char reg[D_NONE]; EXTERN int32 lcsize; -EXTERN int maxop; -EXTERN int nerrors; -EXTERN char* noname; -EXTERN int32 pc; EXTERN char* rpath; EXTERN int32 spsize; -EXTERN Sym* symlist; +EXTERN LSym* symlist; EXTERN int32 symsize; -EXTERN Sym* textp; EXTERN int32 textsize; -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 Optab optab[]; -extern char* anames[]; - -int Aconv(Fmt*); -int Dconv(Fmt*); -int Iconv(Fmt*); -int Pconv(Fmt*); -int Rconv(Fmt*); -int Sconv(Fmt*); -void addhist(int32, int); -Prog* appendp(Prog*); +int Iconv(Fmt *fp); +void adddynlib(char *lib); +void adddynrel(LSym *s, Reloc *r); +void adddynrela(LSym *rela, LSym *s, Reloc *r); +void adddynsym(Link *ctxt, LSym *s); +int archreloc(Reloc *r, LSym *s, vlong *val); void asmb(void); -void asmdyn(void); -void asmins(Prog*); -void asmsym(void); -int32 atolwhex(char*); -Prog* brchain(Prog*); -Prog* brloop(Prog*); -void cflush(void); -Prog* copyp(Prog*); -vlong cpos(void); -double cputime(void); -void diag(char*, ...); -void dodata(void); -void doelf(void); -void doprof1(void); -void doprof2(void); -void dostkoff(void); -int32 entryvalue(void); -void follow(void); -void instinit(void); +int elfreloc1(Reloc *r, vlong sectoff); +void elfsetupplt(void); void listinit(void); -Sym* lookup(char*, int); -void lputb(int32); -void lputl(int32); -void vputl(uint64); -void strnput(char*, int); -void main(int, char*[]); -void* mal(uint32); -int opsize(Prog*); -void patch(void); -Prog* prg(void); -int relinv(int); -int32 rnd(int32, int32); -void s8put(char*); -void span(void); -void undef(void); -int32 symaddr(Sym*); -void wput(ushort); -void wputl(ushort); -void xdefine(char*, int, int32); - -uint32 machheadr(void); -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); - -/* - * go.c - */ -void deadcode(void); +int machoreloc1(Reloc *r, vlong sectoff); +void main(int argc, char *argv[]); +int32 rnd(int32 v, int32 r); +void s8put(char *n); +char* xsymname(LSym *s); /* Native is little-endian */ #define LPUT(a) lputl(a) |