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| author | Rich Felker <dalias@aerifal.cx> | 2016-04-18 05:19:13 +0000 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2016-04-18 05:19:13 +0000 |
| commit | 5972c4a4113e2a4de5edf519faf15296ae1eb3ed (patch) | |
| tree | 6e808f23bb96a9b8a82eb505e2a719f4f42a758d /arch/mipsn32/reloc.h | |
| parent | 6d99ad91e869aab35a4d76d34c3c9eaf29482bad (diff) | |
| download | musl-5972c4a4113e2a4de5edf519faf15296ae1eb3ed.tar.gz musl-5972c4a4113e2a4de5edf519faf15296ae1eb3ed.tar.xz musl-5972c4a4113e2a4de5edf519faf15296ae1eb3ed.zip | |
add mips n32 port (ILP32 ABI for mips64)
based on patch submitted by Jaydeep Patil, with minor changes.
Diffstat (limited to 'arch/mipsn32/reloc.h')
| -rw-r--r-- | arch/mipsn32/reloc.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/arch/mipsn32/reloc.h b/arch/mipsn32/reloc.h new file mode 100644 index 00000000..728aaab2 --- /dev/null +++ b/arch/mipsn32/reloc.h @@ -0,0 +1,52 @@ +#include <endian.h> + +#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 "mipsn32" ISA_SUFFIX ENDIAN_SUFFIX FP_SUFFIX + +#define TPOFF_K (-0x7000) + +#define REL_SYM_OR_REL R_MIPS_REL32 +#define REL_PLT R_MIPS_JUMP_SLOT +#define REL_COPY R_MIPS_COPY +#define REL_DTPMOD R_MIPS_TLS_DTPMOD32 +#define REL_DTPOFF R_MIPS_TLS_DTPREL32 +#define REL_TPOFF R_MIPS_TLS_TPREL32 + +#define NEED_MIPS_GOT_RELOCS 1 +#define DT_DEBUG_INDIRECT DT_MIPS_RLD_MAP +#define ARCH_SYM_REJECT_UND(s) (!((s)->st_other & STO_MIPS_PLT)) + +#define CRTJMP(pc,sp) __asm__ __volatile__( \ + "move $sp,%1 ; jr %0" : : "r"(pc), "r"(sp) : "memory" ) + +#define GETFUNCSYM(fp, sym, got) __asm__ ( \ + ".hidden " #sym "\n" \ + ".set push \n" \ + ".set noreorder \n" \ + " bal 1f \n" \ + " nop \n" \ + " .gpword . \n" \ + " .gpword " #sym " \n" \ + "1: lw %0, ($ra) \n" \ + " subu %0, $ra, %0 \n" \ + " lw $ra, 4($ra) \n" \ + " addu %0, %0, $ra \n" \ + ".set pop \n" \ + : "=r"(*(fp)) : : "memory", "ra" ) |