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authorlemon <lsof@mailbox.org>2025-10-19 08:09:09 +0200
committerlemon <lsof@mailbox.org>2025-10-19 08:09:09 +0200
commitdea8fd171acb54b6d9685422d5e391fb55074008 (patch)
tree2c149892f35c5183c9b2a1da4ab437228dc432ef /obj.c
parent3437945692f2b87883a4f066473c9deed50f25f5 (diff)
Organize source files into directories
Diffstat (limited to 'obj.c')
-rw-r--r--obj.c106
1 files changed, 0 insertions, 106 deletions
diff --git a/obj.c b/obj.c
deleted file mode 100644
index 93a0a50..0000000
--- a/obj.c
+++ /dev/null
@@ -1,106 +0,0 @@
-#include "obj.h"
-#include "common.h"
-#include "ir.h"
-#include <errno.h>
-#include <fcntl.h>
-#include <unistd.h>
-
-
-void elfinit(void);
-void elfaddsym(const char *, int info, enum section, uvlong value, uvlong size);
-void elfreloc(const char *sym, enum relockind, enum section, uint off, vlong addend);
-void elffini(struct wbuf *);
-
-struct objfile objout;
-
-enum { NTEXT = 4<<20 /* 4MiB */ };
-
-void
-objini(const char *infile, const char *outfile)
-{
- assert(!objout.outfile);
- objout.infile = infile;
- objout.outfile = outfile;
- objout.code = objout.textbegin = mapzeros(NTEXT);
- objout.textend = objout.textbegin + NTEXT;
-
- switch (mctarg->objkind) {
- case OBJELF: elfinit(); break;
- }
-}
-
-void
-objdeffunc(const char *nam, bool globl, uint off, uint siz)
-{
- switch (mctarg->objkind) {
- case OBJELF:
- elfaddsym(nam, /*STT_LOCAL/GLOBAL*/globl << 4 | /*STT_FUNC*/2, Stext, off, siz);
- break;
- }
-}
-
-uint
-objnewdat(const char *name, enum section sec, bool globl, uint siz, uint align)
-{
- uint off;
-
- assert(siz && align && ispo2(align));
-
- switch (sec) {
- default: assert(0);
- case Srodata:
- if (align > objout.rodataalign) objout.rodataalign = align;
- while (objout.rodata.n & (align - 1)) vpush(&objout.rodata, 0);
- off = objout.rodata.n;
- vresize(&objout.rodata, objout.rodata.n + siz);
- memset(objout.rodata.p+off, 0, siz);
- break;
- case Sdata:
- if (align > objout.dataalign) objout.dataalign = align;
- while (objout.data.n & (align - 1)) vpush(&objout.data, 0);
- off = objout.data.n;
- vresize(&objout.data, objout.data.n + siz);
- memset(objout.data.p+off, 0, siz);
- break;
- case Sbss:
- if (align > objout.bssalign) objout.bssalign = align;
- off = alignup(objout.nbss, align);
- objout.nbss = off + siz;
- break;
- }
-
- switch (mctarg->objkind) {
- case OBJELF:
- elfaddsym(name, /*STT_LOCAL/GLOBAL*/globl<<4 | /*STT_OBJECT*/1, sec, off, siz);
- break;
- }
- return off;
-}
-
-void
-objreloc(const char *sym, enum relockind reloc, enum section section, uint off, vlong addend)
-{
- switch (mctarg->objkind) {
- case OBJELF:
- elfreloc(sym, reloc, section, off, addend);
- break;
- }
-}
-
-void
-objfini(void)
-{
- static char buf[1<<12];
- struct wbuf out = FDBUF(buf, sizeof buf, open(objout.outfile, O_WRONLY | O_CREAT | O_TRUNC, 0666));
- if (out.fd < 0) fatal(NULL, "could not open %'s for writing: %s", objout.outfile, strerror(errno));
-
- switch (mctarg->objkind) {
- case OBJELF: elffini(&out); break;
- }
-
- munmap(objout.textbegin, NTEXT);
- ioflush(&out);
- close(out.fd);
-}
-
-/* vim:set ts=3 sw=3 expandtab: */