-#include <string.h>
-#include <elf.h>
+#if defined(_SOFT_FLOAT) || defined(__NO_FPRS__)
+#define FP_SUFFIX "-sf"
+#else
+#define FP_SUFFIX ""
+#endif
-#define LDSO_ARCH "powerpc"
+#define LDSO_ARCH "powerpc" FP_SUFFIX
-#define IS_COPY(x) ((x)==R_PPC_COPY)
-#define IS_PLT(x) ((x)==R_PPC_JMP_SLOT)
+#define TPOFF_K (-0x7000)
-// see linux' arch/powerpc/include/asm/elf.h
-static inline int do_single_reloc(
- struct dso *self, unsigned char *base_addr,
- size_t *reloc_addr, int type, size_t addend,
- Sym *sym, size_t sym_size,
- struct symdef def, size_t sym_val)
-{
- switch(type) {
- case R_PPC_GLOB_DAT:
- case R_PPC_JMP_SLOT:
- case R_PPC_ADDR32:
- *reloc_addr = sym_val + addend;
- break;
- case R_PPC_COPY:
- memcpy(reloc_addr, (void *)sym_val, sym_size);
- break;
- case R_PPC_RELATIVE:
- *reloc_addr = (size_t)base_addr + addend;
- break;
- case R_PPC_DTPMOD32:
- *reloc_addr = def.dso ? def.dso->tls_id : self->tls_id;
- break;
- case R_PPC_DTPREL32:
- *reloc_addr = def.sym->st_value + addend;
- break;
- case R_PPC_TPREL32:
- *reloc_addr = (def.sym
- ? def.sym->st_value + def.dso->tls_offset
- : self->tls_offset) - 0x7000 + addend;
- break;
- }
- return 0;
-}
+#define REL_SYMBOLIC R_PPC_ADDR32
+#define REL_USYMBOLIC R_PPC_UADDR32
+#define REL_GOT R_PPC_GLOB_DAT
+#define REL_PLT R_PPC_JMP_SLOT
+#define REL_RELATIVE R_PPC_RELATIVE
+#define REL_COPY R_PPC_COPY
+#define REL_DTPMOD R_PPC_DTPMOD32
+#define REL_DTPOFF R_PPC_DTPREL32
+#define REL_TPOFF R_PPC_TPREL32
-void __reloc_self(int c, size_t *a, size_t *dynv)
-{
- char *base;
- size_t t[20], n;
- for (a+=c+1; *a; a++);
- for (a++; *a; a+=2) if (*a<20) t[*a] = a[1];
- base = (char *)t[AT_BASE];
- if (!base) base = (char *)(t[AT_PHDR] & -t[AT_PAGESZ]);
- for (a=dynv; *a; a+=2) if (*a<20) t[*a] = a[1];
- n = t[DT_RELASZ];
- for (a=(void *)(base+t[DT_RELA]); n; a+=3, n-=12)
- if (a[1]%256 == R_PPC_RELATIVE)
- *(size_t *)(base+a[0]) = (size_t)base + a[2];
-}
+#define CRTJMP(pc,sp) __asm__ __volatile__( \
+ "mr 1,%1 ; mtlr %0 ; blr" : : "r"(pc), "r"(sp) : "memory" )
+
+#define GETFUNCSYM(fp, sym, got) __asm__ ( \
+ ".hidden " #sym " \n" \
+ " bl 1f \n" \
+ " .long " #sym "-. \n" \
+ "1: mflr %1 \n" \
+ " lwz %0, 0(%1) \n" \
+ " add %0, %0, %1 \n" \
+ : "=r"(*(fp)), "=r"((int){0}) : : "memory", "lr" )