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| author | Vladimir Azarov <avm@intermediate-node.net> | 2024-10-01 15:47:05 +0200 |
|---|---|---|
| committer | Vladimir Azarov <avm@intermediate-node.net> | 2024-10-01 15:47:05 +0200 |
| commit | 4abab5ad6c8465a7528ccdd5f49367da05f78bbd (patch) | |
| tree | ebf009bf1376a5a223a915bc27cbbd791a1316bc /arch/mips64/reloc.h | |
Initial version
Diffstat (limited to 'arch/mips64/reloc.h')
| -rw-r--r-- | arch/mips64/reloc.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/arch/mips64/reloc.h b/arch/mips64/reloc.h new file mode 100644 index 0000000..145d8b0 --- /dev/null +++ b/arch/mips64/reloc.h @@ -0,0 +1,61 @@ +#if __mips_isa_rev >= 6 +#define ISA_SUFFIX "r6" +#else +#define ISA_SUFFIX "" +#endif + +#if __BYTE_ORDER == __LITTLE_ENDIAN +#define ENDIAN_SUFFIX "el" +#else +#define ENDIAN_SUFFIX "" +#endif + +#ifdef __mips_soft_float +#define FP_SUFFIX "-sf" +#else +#define FP_SUFFIX "" +#endif + +#define LDSO_ARCH "mips64" ISA_SUFFIX ENDIAN_SUFFIX FP_SUFFIX + +#define TPOFF_K (-0x7000) + +#define REL_SYM_OR_REL 4611 +#define REL_PLT R_MIPS_JUMP_SLOT +#define REL_COPY R_MIPS_COPY +#define REL_DTPMOD R_MIPS_TLS_DTPMOD64 +#define REL_DTPOFF R_MIPS_TLS_DTPREL64 +#define REL_TPOFF R_MIPS_TLS_TPREL64 + +#include <endian.h> + +#undef R_TYPE +#undef R_SYM +#undef R_INFO +#define R_TYPE(x) (be64toh(x)&0x7fffffff) +#define R_SYM(x) (be32toh(be64toh(x)>>32)) +#define R_INFO(s,t) (htobe64((uint64_t)htobe32(s)<<32 | (uint64_t)t)) + +#define NEED_MIPS_GOT_RELOCS 1 +#define DT_DEBUG_INDIRECT DT_MIPS_RLD_MAP +#define DT_DEBUG_INDIRECT_REL DT_MIPS_RLD_MAP_REL +#define ARCH_SYM_REJECT_UND(s) (!((s)->st_other & STO_MIPS_PLT)) + +#define CRTJMP(pc,sp) __asm__ __volatile__( \ + "move $sp,%1 ; jr %0" : : "r"(pc), "r"(sp) : "memory" ) + +#define GETFUNCSYM(fp, sym, got) __asm__ ( \ + ".hidden " #sym "\n" \ + ".set push \n" \ + ".set noreorder \n" \ + ".align 8 \n" \ + " bal 1f \n" \ + " nop \n" \ + " .gpdword . \n" \ + " .gpdword " #sym " \n" \ + "1: ld %0, ($ra) \n" \ + " dsubu %0, $ra, %0 \n" \ + " ld $ra, 8($ra) \n" \ + " daddu %0, %0, $ra \n" \ + ".set pop \n" \ + : "=r"(*(fp)) : : "memory", "ra" ) |