ref: 38ea1ac105f4484f02bba3bfbc790ebe4f18f016
dir: /sys/src/cmd/tl/l.h/
#include <u.h> #include <libc.h> #include <bio.h> #include "../5c/5.out.h" #include "../cc/compat.h" #ifndef EXTERN #define EXTERN extern #endif /* do not undefine this - code will be removed eventually */ #define CALLEEBX typedef struct Adr Adr; typedef struct Sym Sym; typedef struct Autom Auto; typedef struct Prog Prog; 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) struct Adr { union { long u0offset; char* u0sval; Ieee* u0ieee; } u0; union { Auto* u1autom; Sym* u1sym; } u1; char type; char reg; char name; char class; }; #define offset u0.u0offset #define sval u0.u0sval #define ieee u0.u0ieee #define autom u1.u1autom #define sym u1.u1sym struct Prog { Adr from; Adr to; union { long u0regused; Prog* u0forwd; } u0; Prog* cond; Prog* link; long pc; long line; uchar mark; uchar optab; uchar as; uchar scond; uchar reg; uchar align; }; #define regused u0.u0regused #define forwd u0.u0forwd struct Sym { char *name; short type; short version; short become; short frame; uchar subtype; ushort file; long value; long sig; uchar used; 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; }; #define SIGNINTERN (1729*325*1729) struct Autom { Sym* asym; Auto* link; long aoffset; short type; }; struct Optab { char as; char a1; char a2; char a3; char type; char size; char param; char flag; }; struct Oprang { Optab* start; Optab* stop; }; struct Count { long count; long outof; }; struct Use { Prog* p; /* use */ Prog* ct; /* curtext */ Use* link; }; enum { STEXT = 1, SDATA, SBSS, SDATA1, SXREF, SLEAF, SFILE, SCONST, SSTRING, SUNDEF, SREMOVED, SIMPORT, SEXPORT, LFROM = 1<<0, LTO = 1<<1, LPOOL = 1<<2, V4 = 1<<3, /* arm v4 arch */ C_NONE = 0, C_REG, C_REGREG, C_SHIFT, C_FREG, C_PSR, C_FCR, C_RCON, /* 0xff rotated */ C_NCON, /* ~RCON */ C_SCON, /* 0xffff */ C_BCON, /* thumb */ C_LCON, C_FCON, C_GCON, /* thumb */ C_RACON, C_SACON, /* thumb */ C_LACON, C_GACON, /* thumb */ C_RECON, C_LECON, C_SBRA, C_LBRA, C_GBRA, /* thumb */ C_HAUTO, /* halfword insn offset (-0xff to 0xff) */ C_FAUTO, /* float insn offset (0 to 0x3fc, word aligned) */ C_HFAUTO, /* both H and F */ C_SAUTO, /* -0xfff to 0xfff */ C_LAUTO, C_HEXT, C_FEXT, C_HFEXT, C_SEXT, C_LEXT, C_HOREG, C_FOREG, C_HFOREG, C_SOREG, C_ROREG, C_SROREG, /* both S and R */ C_LOREG, C_GOREG, /* thumb */ C_PC, C_SP, C_HREG, C_OFFPC, /* thumb */ C_ADDR, /* relocatable address */ C_GOK, /* mark flags */ FOLL = 1<<0, LABEL = 1<<1, LEAF = 1<<2, BIG = (1<<12)-4, STRINGSZ = 200, NHASH = 10007, NHUNK = 100000, MINSIZ = 64, NENT = 100, MAXIO = IOUNIT, 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 */ }; EXTERN union { struct { uchar obuf[MAXIO]; /* output buffer */ uchar ibuf[MAXIO]; /* input buffer */ } u; char dbuf[1]; } buf; #define cbuf u.obuf #define xbuf u.ibuf #define setarch(p) if((p)->as==ATEXT) thumb=(p)->reg&ALLTHUMBS #define setthumb(p) if((p)->as==ATEXT) seenthumb|=(p)->reg&ALLTHUMBS #ifndef COFFCVT EXTERN long HEADR; /* length of header */ EXTERN int HEADTYPE; /* type of header */ EXTERN long INITDAT; /* data location */ EXTERN long INITRND; /* data round above text location */ EXTERN long INITTEXT; /* text location */ EXTERN char* INITENTRY; /* entry point */ EXTERN long autosize; EXTERN Biobuf bso; EXTERN long 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 long datsize; EXTERN char debug[128]; EXTERN Prog* etextp; EXTERN Prog* firstp; EXTERN char fnuxi4[4]; EXTERN char fnuxi8[8]; EXTERN char* noname; EXTERN Sym* hash[NHASH]; EXTERN Sym* histfrog[MAXHIST]; EXTERN int histfrogp; EXTERN int histgen; EXTERN char* library[50]; EXTERN char* libraryobj[50]; EXTERN int libraryp; EXTERN int xrefresolv; EXTERN char inuxi1[1]; EXTERN char inuxi2[2]; EXTERN char inuxi4[4]; EXTERN Prog* lastp; EXTERN long lcsize; EXTERN char literal[32]; EXTERN int nerrors; EXTERN long instoffset; EXTERN Opcross opcross[8]; EXTERN Oprang oprange[ALAST]; EXTERN Oprang thumboprange[ALAST]; EXTERN char* outfile; EXTERN long pc; EXTERN uchar repop[ALAST]; EXTERN long symsize; EXTERN Prog* textp; EXTERN long textsize; EXTERN int version; EXTERN char xcmp[C_GOK+1][C_GOK+1]; EXTERN Prog zprg; EXTERN int dtype; EXTERN int armv4; 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[]; void addpool(Prog*, Adr*); EXTERN Prog* blitrl; EXTERN Prog* elitrl; 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 "N" Adr* #pragma varargck type "P" Prog* #pragma varargck type "S" char* int Aconv(Fmt*); int Cconv(Fmt*); int Dconv(Fmt*); int Nconv(Fmt*); int Pconv(Fmt*); int Sconv(Fmt*); int aclass(Adr*); int thumbaclass(Adr*, Prog*); void addhist(long, int); void append(Prog*, Prog*); void asmb(void); void asmdyn(void); void asmlc(void); void asmthumbmap(void); void asmout(Prog*, Optab*); void thumbasmout(Prog*, Optab*); void asmsym(void); long atolwhex(char*); Prog* brloop(Prog*); void buildop(void); void thumbbuildop(void); void buildrep(int, int); void cflush(void); void ckoff(Sym*, long); int chipfloat(Ieee*); int cmp(int, int); int compound(Prog*); double cputime(void); void datblk(long, long, int); void diag(char*, ...); void divsig(void); void dodata(void); void doprof1(void); void doprof2(void); void dynreloc(Sym*, long, int); long entryvalue(void); void errorexit(void); void exchange(Prog*); void export(void); int find1(long, int); void follow(void); void histtoauto(void); void hputl(int); double ieeedtod(Ieee*); long ieeedtof(Ieee*); void import(void); int isnop(Prog*); void ldobj(int, long, char*); void loadlib(void); void listinit(void); Sym* lookup(char*, int); void cput(int); void hput(long); void lput(long); void lputl(long); void mkfwd(void); void* mysbrk(ulong); void names(void); void nocache(Prog*); void nuxiinit(void); void objfile(char*); int ocmp(void*, void*); long opirr(int); Optab* oplook(Prog*); long oprrr(int, int); long olr(long, int, int, int); long olhr(long, int, int, int); long olrr(int, int, int, int); long olhrr(int, int, int, int); long osr(int, int, long, int, int); long oshr(int, long, int, int); long ofsr(int, int, long, int, int, Prog*); long osrr(int, int, int, int); long oshrr(int, int, int, int); long omvl(Prog*, Adr*, int); void patch(void); void prasm(Prog*); void prepend(Prog*, Prog*); Prog* prg(void); int pseudo(Prog*); void putsymb(char*, int, long, int); void readundefs(char*, int); long regoff(Adr*); int relinv(int); long rnd(long, long); void span(void); void strnput(char*, int); void undef(void); void undefsym(Sym*); void wput(long); void xdefine(char*, int, long); void xfol(Prog*); void zerosig(char*); void noops(void); long immrot(ulong); long immaddr(long); long opbra(int, int); int brextra(Prog*); int isbranch(Prog*); int fnpinc(Sym *); int fninc(Sym *); void thumbcount(void); void reachable(void); void fnptrs(void); #endif