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-rw-r--r--src/cmd/ld/lib.h388
1 files changed, 129 insertions, 259 deletions
diff --git a/src/cmd/ld/lib.h b/src/cmd/ld/lib.h
index be95bb46e..7267c6371 100644
--- a/src/cmd/ld/lib.h
+++ b/src/cmd/ld/lib.h
@@ -28,68 +28,6 @@
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
-enum
-{
- Sxxx,
-
- /* order here is order in output file */
- /* readonly, executable */
- STEXT,
- SELFRXSECT,
-
- /* readonly, non-executable */
- STYPE,
- SSTRING,
- SGOSTRING,
- SGOFUNC,
- SRODATA,
- SFUNCTAB,
- STYPELINK,
- SSYMTAB, // TODO: move to unmapped section
- SPCLNTAB,
- SELFROSECT,
-
- /* writable, non-executable */
- SMACHOPLT,
- SELFSECT,
- SMACHO, /* Mach-O __nl_symbol_ptr */
- SMACHOGOT,
- SNOPTRDATA,
- SINITARR,
- SDATA,
- SWINDOWS,
- SBSS,
- SNOPTRBSS,
- STLSBSS,
-
- /* not mapped */
- SXREF,
- SMACHOSYMSTR,
- SMACHOSYMTAB,
- SMACHOINDIRECTPLT,
- SMACHOINDIRECTGOT,
- SFILE,
- SFILEPATH,
- SCONST,
- SDYNIMPORT,
- SHOSTOBJ,
-
- SSUB = 1<<8, /* sub-symbol, linked from parent via ->sub list */
- SMASK = SSUB - 1,
- SHIDDEN = 1<<9, // hidden or local symbol
-
- NHASH = 100003,
-};
-
-typedef struct Library Library;
-struct Library
-{
- char *objref; // object where we found the reference
- char *srcref; // src file where we found the reference
- char *file; // object file
- char *pkg; // import path
-};
-
// Terrible but standard terminology.
// A segment describes a block of file to load into memory.
// A section further describes the pieces of that block for
@@ -125,39 +63,18 @@ struct Section
uvlong rellen;
};
-typedef struct Hist Hist;
-
-#pragma incomplete struct Hist
-
extern char symname[];
-extern char **libdir;
-extern int nlibdir;
-extern int version;
EXTERN char* INITENTRY;
-EXTERN char* thestring;
-EXTERN Library* library;
-EXTERN int libraryp;
-EXTERN int nlibrary;
-EXTERN Sym* hash[NHASH];
-EXTERN Sym* allsym;
-EXTERN Sym* histfrog[MAXHIST];
-EXTERN uchar fnuxi8[8];
-EXTERN uchar fnuxi4[4];
-EXTERN int histfrogp;
-EXTERN int histgen;
-EXTERN uchar inuxi1[1];
-EXTERN uchar inuxi2[2];
-EXTERN uchar inuxi4[4];
-EXTERN uchar inuxi8[8];
+extern char* thestring;
+extern LinkArch* thelinkarch;
EXTERN char* outfile;
-EXTERN int32 nsymbol;
-EXTERN char* thestring;
EXTERN int ndynexp;
-EXTERN Sym** dynexp;
+EXTERN LSym** dynexp;
EXTERN int nldflag;
EXTERN char** ldflag;
EXTERN int havedynamic;
+EXTERN int funcalign;
EXTERN int iscgo;
EXTERN int elfglobalsymndx;
EXTERN char* flag_installsuffix;
@@ -169,16 +86,21 @@ EXTERN char* tmpdir;
EXTERN char* extld;
EXTERN char* extldflags;
EXTERN int debug_s; // backup old value of debug['s']
+EXTERN Link* ctxt;
+EXTERN int32 HEADR;
+EXTERN int32 HEADTYPE;
+EXTERN int32 INITRND;
+EXTERN int64 INITTEXT;
+EXTERN int64 INITDAT;
+EXTERN char* INITENTRY; /* entry point */
+EXTERN char* noname;
+EXTERN char* paramspace;
+EXTERN int nerrors;
-enum
-{
- LinkAuto = 0,
- LinkInternal,
- LinkExternal,
-};
EXTERN int linkmode;
+EXTERN int64 liveness;
-// for dynexport field of Sym
+// for dynexport field of LSym
enum
{
CgoExportDynamic = 1<<0,
@@ -190,119 +112,6 @@ EXTERN Segment segrodata;
EXTERN Segment segdata;
EXTERN Segment segdwarf;
-void setlinkmode(char*);
-void addlib(char *src, char *obj);
-void addlibpath(char *srcref, char *objref, char *file, char *pkg);
-Section* addsection(Segment*, char*, int);
-void copyhistfrog(char *buf, int nbuf);
-void addhist(int32 line, int type);
-void savehist(int32 line, int32 off);
-Hist* gethist(void);
-void getline(Hist*, int32 line, int32 *f, int32 *l);
-void asmlc(void);
-void histtoauto(void);
-void collapsefrog(Sym *s);
-Sym* newsym(char *symb, int v);
-Sym* lookup(char *symb, int v);
-Sym* rlookup(char *symb, int v);
-void nuxiinit(void);
-int find1(int32 l, int c);
-int find2(int32 l, int c);
-int32 ieeedtof(Ieee *e);
-double ieeedtod(Ieee *e);
-void undefsym(Sym *s);
-void zerosig(char *sp);
-void readundefs(char *f, int t);
-void loadlib(void);
-void errorexit(void);
-void mangle(char*);
-void objfile(char *file, char *pkg);
-void libinit(void);
-void pclntab(void);
-void symtab(void);
-void Lflag(char *arg);
-void usage(void);
-void adddynrel(Sym*, Reloc*);
-void adddynrela(Sym*, Sym*, Reloc*);
-void ldobj1(Biobuf *f, char*, int64 len, char *pn);
-void ldobj(Biobuf*, char*, int64, char*, char*, int);
-void ldelf(Biobuf*, char*, int64, char*);
-void ldmacho(Biobuf*, char*, int64, char*);
-void ldpe(Biobuf*, char*, int64, char*);
-void ldpkg(Biobuf*, char*, int64, char*, int);
-void mark(Sym *s);
-void mkfwd(void);
-char* expandpkg(char*, char*);
-void deadcode(void);
-Reloc* addrel(Sym*);
-void codeblk(int32, int32);
-void datblk(int32, int32);
-void reloc(void);
-void relocsym(Sym*);
-void savedata(Sym*, Prog*, char*);
-void symgrow(Sym*, int32);
-void addstrdata(char*, char*);
-vlong addstring(Sym*, char*);
-vlong adduint8(Sym*, uint8);
-vlong adduint16(Sym*, uint16);
-vlong adduint32(Sym*, uint32);
-vlong adduint64(Sym*, uint64);
-vlong adduintxx(Sym*, uint64, int);
-vlong addaddr(Sym*, Sym*);
-vlong addaddrplus(Sym*, Sym*, vlong);
-vlong addpcrelplus(Sym*, Sym*, vlong);
-vlong addsize(Sym*, Sym*);
-vlong setaddrplus(Sym*, vlong, Sym*, vlong);
-vlong setaddr(Sym*, vlong, Sym*);
-vlong setuint8(Sym*, vlong, uint8);
-vlong setuint16(Sym*, vlong, uint16);
-vlong setuint32(Sym*, vlong, uint32);
-vlong setuint64(Sym*, vlong, uint64);
-vlong setuintxx(Sym*, vlong, uint64, vlong);
-void asmsym(void);
-void asmelfsym(void);
-void asmplan9sym(void);
-void putelfsectionsym(Sym*, int);
-void putelfsymshndx(vlong, int);
-void strnput(char*, int);
-void dodata(void);
-void dosymtype(void);
-void address(void);
-void textaddress(void);
-void genasmsym(void (*put)(Sym*, char*, int, vlong, vlong, int, Sym*));
-vlong datoff(vlong);
-void adddynlib(char*);
-int archreloc(Reloc*, Sym*, vlong*);
-void adddynsym(Sym*);
-void addexport(void);
-void dostkcheck(void);
-void undef(void);
-void doweak(void);
-void setpersrc(Sym*);
-void doversion(void);
-void usage(void);
-void setinterp(char*);
-Sym* listsort(Sym*, int(*cmp)(Sym*, Sym*), int);
-int valuecmp(Sym*, Sym*);
-void hostobjs(void);
-void hostlink(void);
-char* estrdup(char*);
-void* erealloc(void*, long);
-Sym* defgostring(char*);
-
-int pathchar(void);
-void* mal(uint32);
-void unmal(void*, uint32);
-void mywhatsys(void);
-int rbyoff(const void*, const void*);
-
-uint16 le16(uchar*);
-uint32 le32(uchar*);
-uint64 le64(uchar*);
-uint16 be16(uchar*);
-uint32 be32(uchar*);
-uint64 be64(uchar*);
-
typedef struct Endian Endian;
struct Endian
{
@@ -325,28 +134,6 @@ enum {
Pkgdef
};
-/* executable header types */
-enum {
- Hgarbunix = 0, // garbage unix
- Hnoheader, // no header
- Hunixcoff, // unix coff
- Hrisc, // aif for risc os
- Hplan9x32, // plan 9 32-bit format
- Hplan9x64, // plan 9 64-bit format
- Hmsdoscom, // MS-DOS .COM
- Hnetbsd, // NetBSD
- Hmsdosexe, // fake MS-DOS .EXE
- Hixp1200, // IXP1200 (raw)
- Helf, // ELF32
- Hipaq, // ipaq
- Hdarwin, // Apple Mach-O
- Hlinux, // Linux ELF
- Hfreebsd, // FreeBSD ELF
- Hwindows, // MS Windows PE
- Hopenbsd, // OpenBSD ELF
- Hdragonfly, // DragonFly ELF
-};
-
typedef struct Header Header;
struct Header {
char *name;
@@ -356,14 +143,9 @@ struct Header {
EXTERN char* headstring;
extern Header headers[];
-int headtype(char*);
-char* headstr(int);
-void setheadtype(char*);
-
-int Yconv(Fmt*);
-
-#pragma varargck type "O" int
-#pragma varargck type "Y" Sym*
+#pragma varargck type "Y" LSym*
+#pragma varargck type "Z" char*
+#pragma varargck type "i" char*
// buffered output
@@ -383,29 +165,117 @@ EXTERN char* cbpmax;
if(--cbc <= 0)\
cflush(); }
+void Lflag(char *arg);
+int Yconv(Fmt *fp);
+int Zconv(Fmt *fp);
+void addexport(void);
+void address(void);
+Section*addsection(Segment *seg, char *name, int rwx);
+void addstrdata(char *name, char *value);
+vlong addstring(LSym *s, char *str);
+void asmelfsym(void);
+void asmplan9sym(void);
+uint16 be16(uchar *b);
+uint32 be32(uchar *b);
+uint64 be64(uchar *b);
+void callgraph(void);
void cflush(void);
+void codeblk(int32 addr, int32 size);
vlong cpos(void);
-void cseek(vlong);
-void cwrite(void*, int);
+void cseek(vlong p);
+void cwrite(void *buf, int n);
+void datblk(int32 addr, int32 size);
+int datcmp(LSym *s1, LSym *s2);
+vlong datoff(vlong addr);
+void deadcode(void);
+LSym* decodetype_arrayelem(LSym *s);
+vlong decodetype_arraylen(LSym *s);
+LSym* decodetype_chanelem(LSym *s);
+int decodetype_funcdotdotdot(LSym *s);
+int decodetype_funcincount(LSym *s);
+LSym* decodetype_funcintype(LSym *s, int i);
+int decodetype_funcoutcount(LSym *s);
+LSym* decodetype_funcouttype(LSym *s, int i);
+LSym* decodetype_gc(LSym *s);
+vlong decodetype_ifacemethodcount(LSym *s);
+uint8 decodetype_kind(LSym *s);
+LSym* decodetype_mapkey(LSym *s);
+LSym* decodetype_mapvalue(LSym *s);
+LSym* decodetype_ptrelem(LSym *s);
+vlong decodetype_size(LSym *s);
+int decodetype_structfieldcount(LSym *s);
+char* decodetype_structfieldname(LSym *s, int i);
+vlong decodetype_structfieldoffs(LSym *s, int i);
+LSym* decodetype_structfieldtype(LSym *s, int i);
+void dodata(void);
+void dostkcheck(void);
+void dostkoff(void);
+void dosymtype(void);
+void doversion(void);
+void doweak(void);
+void dynreloc(void);
+void dynrelocsym(LSym *s);
+vlong entryvalue(void);
+void errorexit(void);
+void follow(void);
+void genasmsym(void (*put)(LSym*, char*, int, vlong, vlong, int, LSym*));
+void growdatsize(vlong *datsizep, LSym *s);
+char* headstr(int v);
+int headtype(char *name);
+void hostlink(void);
+void hostobjs(void);
+int iconv(Fmt *fp);
void importcycles(void);
-int Zconv(Fmt*);
+void linkarchinit(void);
+void ldelf(Biobuf *f, char *pkg, int64 len, char *pn);
+void ldhostobj(void (*ld)(Biobuf*, char*, int64, char*), Biobuf *f, char *pkg, int64 len, char *pn, char *file);
+void ldmacho(Biobuf *f, char *pkg, int64 len, char *pn);
+void ldobj(Biobuf *f, char *pkg, int64 len, char *pn, char *file, int whence);
+void ldpe(Biobuf *f, char *pkg, int64 len, char *pn);
+void ldpkg(Biobuf *f, char *pkg, int64 len, char *filename, int whence);
+uint16 le16(uchar *b);
+uint32 le32(uchar *b);
+uint64 le64(uchar *b);
+void libinit(void);
+LSym* listsort(LSym *l, int (*cmp)(LSym*, LSym*), int off);
+void loadinternal(char *name);
+void loadlib(void);
+void lputb(int32 l);
+void lputl(int32 l);
+void* mal(uint32 n);
+void mark(LSym *s);
+void mywhatsys(void);
+struct ar_hdr;
+void objfile(char *file, char *pkg);
+void patch(void);
+int pathchar(void);
+void pcln(void);
+void pclntab(void);
+void putelfsectionsym(LSym* s, int shndx);
+void putelfsymshndx(vlong sympos, int shndx);
+void putsymb(LSym *s, char *name, int t, vlong v, vlong size, int ver, LSym *typ);
+int rbyoff(const void *va, const void *vb);
+void reloc(void);
+void relocsym(LSym *s);
+void setheadtype(char *s);
+void setinterp(char *s);
+void setlinkmode(char *arg);
+void span(void);
+void strnput(char *s, int n);
+vlong symaddr(LSym *s);
+void symtab(void);
+void textaddress(void);
+void undef(void);
+void unmal(void *v, uint32 n);
+void usage(void);
+void vputb(uint64 v);
+int valuecmp(LSym *a, LSym *b);
+void vputl(uint64 v);
+void wputb(ushort w);
+void wputl(ushort w);
+void xdefine(char *p, int t, vlong v);
+void zerosig(char *sp);
+void archinit(void);
+void diag(char *fmt, ...);
-uint8 decodetype_kind(Sym*);
-vlong decodetype_size(Sym*);
-Sym* decodetype_gc(Sym*);
-Sym* decodetype_arrayelem(Sym*);
-vlong decodetype_arraylen(Sym*);
-Sym* decodetype_ptrelem(Sym*);
-Sym* decodetype_mapkey(Sym*);
-Sym* decodetype_mapvalue(Sym*);
-Sym* decodetype_chanelem(Sym*);
-int decodetype_funcdotdotdot(Sym*);
-int decodetype_funcincount(Sym*);
-int decodetype_funcoutcount(Sym*);
-Sym* decodetype_funcintype(Sym*, int);
-Sym* decodetype_funcouttype(Sym*, int);
-int decodetype_structfieldcount(Sym*);
-char* decodetype_structfieldname(Sym*, int);
-Sym* decodetype_structfieldtype(Sym*, int);
-vlong decodetype_structfieldoffs(Sym*, int);
-vlong decodetype_ifacemethodcount(Sym*);
+#pragma varargck argpos diag 1
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-17 20:20:03 +0000