diff options
36 files changed, 2862 insertions, 145 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 1bcbc40..ead15cd 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,60 @@ +2008-08-06 Richard Sandiford <rdsandiford@googlemail.com> + + * reloc.c (BFD_RELOC_MIPS16_GOT16, BFD_RELOC_MIPS16_CALL16): Declare. + * libbfd.h, bfd-in2.h: Regenerate. + * elf32-mips.c (elf_mips16_howto_table_rel): Fill in reserved + R_MIPS16_GOT16 and R_MIPS16_CALL16 entries. + (mips16_reloc_map): Add mappings. + * elf64-mips.c (mips16_elf64_howto_table_rel): Fill in reserved + R_MIPS16_GOT16 and R_MIPS16_CALL16 entries. + (mips16_elf64_howto_table_rela): Likewise. + (mips16_reloc_map): Add mappings. + * elfn32-mips.c (elf_mips16_howto_table_rel): Fill in reserved + R_MIPS16_GOT16 and R_MIPS16_CALL16 entries. + (elf_mips16_howto_table_rela): Likewise. + (mips16_reloc_map): Add mappings. + * elfxx-mips.c (mips_elf_create_shadow_symbol): New function. + (section_allows_mips16_refs_p): Likewise. + (mips16_stub_symndx): Likewise. + (mips_elf_check_mips16_stubs): Treat the data argument as a + bfd_link_info. Mark every dynamic symbol as needing MIPS16 stubs + and create a "shadow" symbol for the original MIPS16 definition. + (mips16_reloc_p, got16_reloc_p, call16_reloc_p, hi16_reloc_p) + (lo16_reloc_p, mips16_call_reloc_p): New functions. + (_bfd_mips16_elf_reloc_unshuffle): Use mips16_reloc_p to generalize + relocation checks. + (_bfd_mips16_elf_reloc_shuffle): Likewise. + (_bfd_mips_elf_lo16_reloc): Handle R_MIPS16_GOT16. + (mips_elf_got16_entry): Add comment. + (mips_elf_calculate_relocation): Use hi16_reloc_p, + lo16_reloc_p, mips16_call_reloc_p, call16_reloc_p and got16_reloc_p + to generalize relocation checks. Use section_allows_mips16_refs_p + instead of mips16_stub_section_p. Handle R_MIPS16_CALL16 and + R_MIPS16_GOT16, allowing the former to refer directly to a + MIPS16 function if its stub is not needed. + (mips16_stub_section_p): Delete. + (_bfd_mips_elf_symbol_processing): Convert odd-valued function + symbols into even MIPS16 symbols. + (mips_elf_add_lo16_rel_addend): Use mips16_reloc_p to generalize + a relocation check. + (_bfd_mips_elf_check_relocs): Calculate "bed" and "rel_end" + earlier in the function. Use mips16_stub_symndx to identify + the target function. Avoid out-of-bounds accesses when the + stub has no relocations; report an error instead. Use + section_allows_mips16_refs_p instead of mips16_stub_section_p. + Use mips16_call_reloc_p and got16_reloc_p to generalize relocation + checks. Handle R_MIPS16_CALL16 and R_MIPS16_GOT16. Don't create + dynamic relocations for absolute references to __gnu_local_gp. + (_bfd_mips_elf_always_size_sections): Pass a bfd_link_info as + the argument to mips_elf_check_mips16_stubs. Generalize comment. + (_bfd_mips_elf_relocate_section): Use hi16_reloc_p and got16_reloc_p + to generalize relocation checks. + (_bfd_mips_elf_finish_dynamic_symbol): If a dynamic MIPS16 function + symbol has a non-MIPS16 stub, redirect the symbol to the stub. + Fix an overly long line. Don't give dynamic symbols type STO_MIPS16. + (_bfd_mips_elf_gc_sweep_hook): Handle R_MIPS16_CALL16 and + R_MIPS16_GOT16. + 2008-08-06 Alan Modra <amodra@bigpond.net.au> * elf32-ppc.c (ppc_elf_relax_section): Clear R_PPC_PLTREL24 addend. diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h index f8e34ac..edd0e2a 100644 --- a/bfd/bfd-in2.h +++ b/bfd/bfd-in2.h @@ -2604,6 +2604,11 @@ to compensate for the borrow when the low bits are added. */ /* Low 16 bits of pc-relative value */ BFD_RELOC_LO16_PCREL, +/* Equivalent of BFD_RELOC_MIPS_*, but with the MIPS16 layout of +16-bit immediate fields */ + BFD_RELOC_MIPS16_GOT16, + BFD_RELOC_MIPS16_CALL16, + /* MIPS16 high 16 bits of 32-bit value. */ BFD_RELOC_MIPS16_HI16, diff --git a/bfd/elf32-mips.c b/bfd/elf32-mips.c index 3d39dc9..8169991 100644 --- a/bfd/elf32-mips.c +++ b/bfd/elf32-mips.c @@ -771,11 +771,35 @@ static reloc_howto_type elf_mips16_howto_table_rel[] = 0x0000ffff, /* dst_mask */ FALSE), /* pcrel_offset */ - /* A placeholder for MIPS16 reference to global offset table. */ - EMPTY_HOWTO (R_MIPS16_GOT16), + /* A MIPS16 reference to the global offset table. */ + HOWTO (R_MIPS16_GOT16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + _bfd_mips_elf_got16_reloc, /* special_function */ + "R_MIPS16_GOT16", /* name */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ - /* A placeholder for MIPS16 16 bit call through global offset table. */ - EMPTY_HOWTO (R_MIPS16_CALL16), + /* A MIPS16 call through the global offset table. */ + HOWTO (R_MIPS16_CALL16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS16_CALL16", /* name */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ /* MIPS16 high 16 bits of symbol value. */ HOWTO (R_MIPS16_HI16, /* type */ @@ -1224,6 +1248,8 @@ static const struct elf_reloc_map mips16_reloc_map[] = { { BFD_RELOC_MIPS16_JMP, R_MIPS16_26 - R_MIPS16_min }, { BFD_RELOC_MIPS16_GPREL, R_MIPS16_GPREL - R_MIPS16_min }, + { BFD_RELOC_MIPS16_GOT16, R_MIPS16_GOT16 - R_MIPS16_min }, + { BFD_RELOC_MIPS16_CALL16, R_MIPS16_CALL16 - R_MIPS16_min }, { BFD_RELOC_MIPS16_HI16_S, R_MIPS16_HI16 - R_MIPS16_min }, { BFD_RELOC_MIPS16_LO16, R_MIPS16_LO16 - R_MIPS16_min }, }; diff --git a/bfd/elf64-mips.c b/bfd/elf64-mips.c index e8e00fb..520fafe 100644 --- a/bfd/elf64-mips.c +++ b/bfd/elf64-mips.c @@ -1503,11 +1503,35 @@ static reloc_howto_type mips16_elf64_howto_table_rel[] = 0x0000ffff, /* dst_mask */ FALSE), /* pcrel_offset */ - /* A placeholder for MIPS16 reference to global offset table. */ - EMPTY_HOWTO (R_MIPS16_GOT16), + /* A MIPS16 reference to the global offset table. */ + HOWTO (R_MIPS16_GOT16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + _bfd_mips_elf_got16_reloc, /* special_function */ + "R_MIPS16_GOT16", /* name */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ - /* A placeholder for MIPS16 16 bit call through global offset table. */ - EMPTY_HOWTO (R_MIPS16_CALL16), + /* A MIPS16 call through the global offset table. */ + HOWTO (R_MIPS16_CALL16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS16_CALL16", /* name */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ /* MIPS16 high 16 bits of symbol value. */ HOWTO (R_MIPS16_HI16, /* type */ @@ -1575,11 +1599,35 @@ static reloc_howto_type mips16_elf64_howto_table_rela[] = 0x0000ffff, /* dst_mask */ FALSE), /* pcrel_offset */ - /* A placeholder for MIPS16 reference to global offset table. */ - EMPTY_HOWTO (R_MIPS16_GOT16), + /* A MIPS16 reference to the global offset table. */ + HOWTO (R_MIPS16_GOT16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + _bfd_mips_elf_got16_reloc, /* special_function */ + "R_MIPS16_GOT16", /* name */ + FALSE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ - /* A placeholder for MIPS16 16 bit call through global offset table. */ - EMPTY_HOWTO (R_MIPS16_CALL16), + /* A MIPS16 call through the global offset table. */ + HOWTO (R_MIPS16_CALL16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS16_CALL16", /* name */ + FALSE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ /* MIPS16 high 16 bits of symbol value. */ HOWTO (R_MIPS16_HI16, /* type */ @@ -2197,6 +2245,8 @@ static const struct elf_reloc_map mips16_reloc_map[] = { { BFD_RELOC_MIPS16_JMP, R_MIPS16_26 - R_MIPS16_min }, { BFD_RELOC_MIPS16_GPREL, R_MIPS16_GPREL - R_MIPS16_min }, + { BFD_RELOC_MIPS16_GOT16, R_MIPS16_GOT16 - R_MIPS16_min }, + { BFD_RELOC_MIPS16_CALL16, R_MIPS16_CALL16 - R_MIPS16_min }, { BFD_RELOC_MIPS16_HI16_S, R_MIPS16_HI16 - R_MIPS16_min }, { BFD_RELOC_MIPS16_LO16, R_MIPS16_LO16 - R_MIPS16_min }, }; diff --git a/bfd/elfn32-mips.c b/bfd/elfn32-mips.c index 74133c5..2a2d59e 100644 --- a/bfd/elfn32-mips.c +++ b/bfd/elfn32-mips.c @@ -1496,11 +1496,35 @@ static reloc_howto_type elf_mips16_howto_table_rel[] = 0x0000ffff, /* dst_mask */ FALSE), /* pcrel_offset */ - /* A placeholder for MIPS16 reference to global offset table. */ - EMPTY_HOWTO (R_MIPS16_GOT16), + /* A MIPS16 reference to the global offset table. */ + HOWTO (R_MIPS16_GOT16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + _bfd_mips_elf_got16_reloc, /* special_function */ + "R_MIPS16_GOT16", /* name */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ - /* A placeholder for MIPS16 16 bit call through global offset table. */ - EMPTY_HOWTO (R_MIPS16_CALL16), + /* A MIPS16 call through the global offset table. */ + HOWTO (R_MIPS16_CALL16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS16_CALL16", /* name */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ /* MIPS16 high 16 bits of symbol value. */ HOWTO (R_MIPS16_HI16, /* type */ @@ -1568,11 +1592,35 @@ static reloc_howto_type elf_mips16_howto_table_rela[] = 0x0000ffff, /* dst_mask */ FALSE), /* pcrel_offset */ - /* A placeholder for MIPS16 reference to global offset table. */ - EMPTY_HOWTO (R_MIPS16_GOT16), + /* A MIPS16 reference to the global offset table. */ + HOWTO (R_MIPS16_GOT16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + _bfd_mips_elf_got16_reloc, /* special_function */ + "R_MIPS16_GOT16", /* name */ + FALSE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ - /* A placeholder for MIPS16 16 bit call through global offset table. */ - EMPTY_HOWTO (R_MIPS16_CALL16), + /* A MIPS16 call through the global offset table. */ + HOWTO (R_MIPS16_CALL16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS16_CALL16", /* name */ + FALSE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ /* MIPS16 high 16 bits of symbol value. */ HOWTO (R_MIPS16_HI16, /* type */ @@ -2041,6 +2089,8 @@ static const struct elf_reloc_map mips16_reloc_map[] = { { BFD_RELOC_MIPS16_JMP, R_MIPS16_26 - R_MIPS16_min }, { BFD_RELOC_MIPS16_GPREL, R_MIPS16_GPREL - R_MIPS16_min }, + { BFD_RELOC_MIPS16_GOT16, R_MIPS16_GOT16 - R_MIPS16_min }, + { BFD_RELOC_MIPS16_CALL16, R_MIPS16_CALL16 - R_MIPS16_min }, { BFD_RELOC_MIPS16_HI16_S, R_MIPS16_HI16 - R_MIPS16_min }, { BFD_RELOC_MIPS16_LO16, R_MIPS16_LO16 - R_MIPS16_min }, }; diff --git a/bfd/elfxx-mips.c b/bfd/elfxx-mips.c index 827915c..00f33bd 100644 --- a/bfd/elfxx-mips.c +++ b/bfd/elfxx-mips.c @@ -525,8 +525,6 @@ static bfd_boolean mips_elf_sort_hash_table_f (struct mips_elf_link_hash_entry *, void *); static bfd_vma mips_elf_high (bfd_vma); -static bfd_boolean mips16_stub_section_p - (bfd *, asection *); static bfd_boolean mips_elf_create_dynamic_relocation (bfd *, struct bfd_link_info *, const Elf_Internal_Rela *, struct mips_elf_link_hash_entry *, asection *, bfd_vma, @@ -1148,17 +1146,104 @@ mips_elf_create_procedure_table (void *handle, bfd *abfd, free (sv); return FALSE; } + +/* We're about to redefine H. Create a symbol to represent H's + current value and size, to help make the disassembly easier + to read. */ + +static bfd_boolean +mips_elf_create_shadow_symbol (struct bfd_link_info *info, + struct mips_elf_link_hash_entry *h, + const char *prefix) +{ + struct bfd_link_hash_entry *bh; + struct elf_link_hash_entry *elfh; + const char *name; + asection *s; + bfd_vma value; + + /* Read the symbol's value. */ + BFD_ASSERT (h->root.root.type == bfd_link_hash_defined + || h->root.root.type == bfd_link_hash_defweak); + s = h->root.root.u.def.section; + value = h->root.root.u.def.value; + + /* Create a new symbol. */ + name = ACONCAT ((prefix, h->root.root.root.string, NULL)); + bh = NULL; + if (!_bfd_generic_link_add_one_symbol (info, s->owner, name, + BSF_LOCAL, s, value, NULL, + TRUE, FALSE, &bh)) + return FALSE; + + /* Make it local and copy the other attributes from H. */ + elfh = (struct elf_link_hash_entry *) bh; + elfh->type = ELF_ST_INFO (STB_LOCAL, ELF_ST_TYPE (h->root.type)); + elfh->other = h->root.other; + elfh->size = h->root.size; + elfh->forced_local = 1; + return TRUE; +} + +/* Return TRUE if relocations in SECTION can refer directly to a MIPS16 + function rather than to a hard-float stub. */ + +static bfd_boolean +section_allows_mips16_refs_p (asection *section) +{ + const char *name; + + name = bfd_get_section_name (section->owner, section); + return (FN_STUB_P (name) + || CALL_STUB_P (name) + || CALL_FP_STUB_P (name) + || strcmp (name, ".pdr") == 0); +} + +/* [RELOCS, RELEND) are the relocations against SEC, which is a MIPS16 + stub section of some kind. Return the R_SYMNDX of the target + function, or 0 if we can't decide which function that is. */ + +static unsigned long +mips16_stub_symndx (asection *sec, const Elf_Internal_Rela *relocs, + const Elf_Internal_Rela *relend) +{ + const Elf_Internal_Rela *rel; + + /* Trust the first R_MIPS_NONE relocation, if any. */ + for (rel = relocs; rel < relend; rel++) + if (ELF_R_TYPE (sec->owner, rel->r_info) == R_MIPS_NONE) + return ELF_R_SYM (sec->owner, rel->r_info); + + /* Otherwise trust the first relocation, whatever its kind. This is + the traditional behavior. */ + if (relocs < relend) + return ELF_R_SYM (sec->owner, relocs->r_info); + + return 0; +} /* Check the mips16 stubs for a particular symbol, and see if we can discard them. */ static bfd_boolean -mips_elf_check_mips16_stubs (struct mips_elf_link_hash_entry *h, - void *data ATTRIBUTE_UNUSED) +mips_elf_check_mips16_stubs (struct mips_elf_link_hash_entry *h, void *data) { + struct bfd_link_info *info; + + info = (struct bfd_link_info *) data; if (h->root.root.type == bfd_link_hash_warning) h = (struct mips_elf_link_hash_entry *) h->root.root.u.i.link; + /* Dynamic symbols must use the standard call interface, in case other + objects try to call them. */ + if (h->fn_stub != NULL + && h->root.dynindx != -1) + { + mips_elf_create_shadow_symbol (info, h, ".mips16."); + h->need_fn_stub = TRUE; + } + if (h->fn_stub != NULL && ! h->need_fn_stub) { @@ -1257,8 +1342,18 @@ mips_elf_check_mips16_stubs (struct mips_elf_link_hash_entry *h, let R = (((A < 2) | ((P + 4) & 0xf0000000) + S) >> 2) ((R & 0x1f0000) << 5) | ((R & 0x3e00000) >> 5) | (R & 0xffff) - R_MIPS16_GPREL is used for GP-relative addressing in mips16 - mode. A typical instruction will have a format like this: + The table below lists the other MIPS16 instruction relocations. + Each one is calculated in the same way as the non-MIPS16 relocation + given on the right, but using the extended MIPS16 layout of 16-bit + immediate fields: + + R_MIPS16_GPREL R_MIPS_GPREL16 + R_MIPS16_GOT16 R_MIPS_GOT16 + R_MIPS16_CALL16 R_MIPS_CALL16 + R_MIPS16_HI16 R_MIPS_HI16 + R_MIPS16_LO16 R_MIPS_LO16 + + A typical instruction will have a format like this: +--------------+--------------------------------+ | EXTEND | Imm 10:5 | Imm 15:11 | @@ -1269,28 +1364,65 @@ mips_elf_check_mips16_stubs (struct mips_elf_link_hash_entry *h, EXTEND is the five bit value 11110. Major is the instruction opcode. - This is handled exactly like R_MIPS_GPREL16, except that the - addend is retrieved and stored as shown in this diagram; that - is, the Imm fields above replace the V-rel16 field. + All we need to do here is shuffle the bits appropriately. + As above, the two 16-bit halves must be swapped on a + little-endian system. */ + +static inline bfd_boolean +mips16_reloc_p (int r_type) +{ + switch (r_type) + { + case R_MIPS16_26: + case R_MIPS16_GPREL: + case R_MIPS16_GOT16: + case R_MIPS16_CALL16: + case R_MIPS16_HI16: + case R_MIPS16_LO16: + return TRUE; + + default: + return FALSE; + } +} + +static inline bfd_boolean +got16_reloc_p (int r_type) +{ + return r_type == R_MIPS_GOT16 || r_type == R_MIPS16_GOT16; +} + +static inline bfd_boolean +call16_reloc_p (int r_type) +{ + return r_type == R_MIPS_CALL16 || r_type == R_MIPS16_CALL16; +} + +static inline bfd_boolean +hi16_reloc_p (int r_type) +{ + return r_type == R_MIPS_HI16 || r_type == R_MIPS16_HI16; +} - All we need to do here is shuffle the bits appropriately. As - above, the two 16-bit halves must be swapped on a - little-endian system. +static inline bfd_boolean +lo16_reloc_p (int r_type) +{ + return r_type == R_MIPS_LO16 || r_type == R_MIPS16_LO16; +} + +static inline bfd_boolean +mips16_call_reloc_p (int r_type) +{ + return r_type == R_MIPS16_26 || r_type == R_MIPS16_CALL16; +} - R_MIPS16_HI16 and R_MIPS16_LO16 are used in mips16 mode to - access data when neither GP-relative nor PC-relative addressing - can be used. They are handled like R_MIPS_HI16 and R_MIPS_LO16, - except that the addend is retrieved and stored as shown above - for R_MIPS16_GPREL. - */ void _bfd_mips16_elf_reloc_unshuffle (bfd *abfd, int r_type, bfd_boolean jal_shuffle, bfd_byte *data) { bfd_vma extend, insn, val; - if (r_type != R_MIPS16_26 && r_type != R_MIPS16_GPREL - && r_type != R_MIPS16_HI16 && r_type != R_MIPS16_LO16) + if (!mips16_reloc_p (r_type)) return; /* Pick up the mips16 extend instruction and the real instruction. */ @@ -1316,8 +1448,7 @@ _bfd_mips16_elf_reloc_shuffle (bfd *abfd, int r_type, { bfd_vma extend, insn, val; - if (r_type != R_MIPS16_26 && r_type != R_MIPS16_GPREL - && r_type != R_MIPS16_HI16 && r_type != R_MIPS16_LO16) + if (!mips16_reloc_p (r_type)) return; val = bfd_get_32 (abfd, data); @@ -1446,7 +1577,7 @@ _bfd_mips_elf_hi16_reloc (bfd *abfd ATTRIBUTE_UNUSED, arelent *reloc_entry, return bfd_reloc_ok; } -/* A howto special_function for REL R_MIPS_GOT16 relocations. This is just +/* A howto special_function for REL R_MIPS*_GOT16 relocations. This is just like any other 16-bit relocation when applied to global symbols, but is treated in the same as R_MIPS_HI16 when applied to local symbols. */ @@ -1495,13 +1626,15 @@ _bfd_mips_elf_lo16_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, hi = mips_hi16_list; - /* R_MIPS_GOT16 relocations are something of a special case. We - want to install the addend in the same way as for a R_MIPS_HI16 + /* R_MIPS*_GOT16 relocations are something of a special case. We + want to install the addend in the same way as for a R_MIPS*_HI16 relocation (with a rightshift of 16). However, since GOT16 relocations can also be used with global symbols, their howto has a rightshift of 0. */ if (hi->rel.howto->type == R_MIPS_GOT16) hi->rel.howto = MIPS_ELF_RTYPE_TO_HOWTO (abfd, R_MIPS_HI16, FALSE); + else if (hi->rel.howto->type == R_MIPS16_GOT16) + hi->rel.howto = MIPS_ELF_RTYPE_TO_HOWTO (abfd, R_MIPS16_HI16, FALSE); /* VALLO is a signed 16-bit number. Bias it by 0x8000 so that any carry or borrow will induce a change of +1 or -1 in the high part. */ @@ -2620,7 +2753,7 @@ mips_elf_got_page (bfd *abfd, bfd *ibfd, struct bfd_link_info *info, return index; } -/* Find a local GOT entry for an R_MIPS_GOT16 relocation against VALUE. +/* Find a local GOT entry for an R_MIPS*_GOT16 relocation against VALUE. EXTERNAL is true if the relocation was against a global symbol that has been forced local. */ @@ -2641,6 +2774,9 @@ mips_elf_got16_entry (bfd *abfd, bfd *ibfd, struct bfd_link_info *info, g = mips_elf_got_info (elf_hash_table (info)->dynobj, &sgot); + /* It doesn't matter whether the original relocation was R_MIPS_GOT16, + R_MIPS16_GOT16, R_MIPS_CALL16, etc. The format of the entry is the + same in all cases. */ entry = mips_elf_create_local_got_entry (abfd, info, ibfd, g, sgot, value, 0, NULL, R_MIPS_GOT16); if (entry) @@ -4216,8 +4352,7 @@ mips_elf_calculate_relocation (bfd *abfd, bfd *input_bfd, { /* Relocations against _gp_disp are permitted only with R_MIPS_HI16 and R_MIPS_LO16 relocations. */ - if (r_type != R_MIPS_HI16 && r_type != R_MIPS_LO16 - && r_type != R_MIPS16_HI16 && r_type != R_MIPS16_LO16) + if (!hi16_reloc_p (r_type) && !lo16_reloc_p (r_type)) return bfd_reloc_notsupported; gp_disp_p = TRUE; @@ -4291,15 +4426,24 @@ mips_elf_calculate_relocation (bfd *abfd, bfd *input_bfd, target_is_16_bit_code_p = ELF_ST_IS_MIPS16 (h->root.other); } - /* If this is a 32- or 64-bit call to a 16-bit function with a stub, we - need to redirect the call to the stub, unless we're already *in* - a stub. */ - if (r_type != R_MIPS16_26 && !info->relocatable - && ((h != NULL && h->fn_stub != NULL) + /* If this is a reference to a 16-bit function with a stub, we need + to redirect the relocation to the stub unless: + + (a) the relocation is for a MIPS16 JAL; + + (b) the relocation is for a MIPS16 PIC call, and there are no + non-MIPS16 uses of the GOT slot; or + + (c) the section allows direct references to MIPS16 functions. */ + if (r_type != R_MIPS16_26 + && !info->relocatable + && ((h != NULL + && h->fn_stub != NULL + && (r_type != R_MIPS16_CALL16 || h->need_fn_stub)) || (local_p && elf_tdata (input_bfd)->local_stubs != NULL && elf_tdata (input_bfd)->local_stubs[r_symndx] != NULL)) - && !mips16_stub_section_p (input_bfd, input_section)) + && !section_allows_mips16_refs_p (input_section)) { /* This is a 32- or 64-bit call to a 16-bit function. We should have already noticed that we were going to need the @@ -4317,7 +4461,9 @@ mips_elf_calculate_relocation (bfd *abfd, bfd *input_bfd, target_is_16_bit_code_p = FALSE; } /* If this is a 16-bit call to a 32- or 64-bit function with a stub, we - need to redirect the call to the stub. */ + need to redirect the call to the stub. Note that we specifically + exclude R_MIPS16_CALL16 from this behavior; indirect calls should + use an indirect stub instead. */ else if (r_type == R_MIPS16_26 && !info->relocatable && ((h != NULL && (h->call_stub != NULL || h->call_fp_stub != NULL)) || (local_p @@ -4389,6 +4535,8 @@ mips_elf_calculate_relocation (bfd *abfd, bfd *input_bfd, break; /* Fall through. */ + case R_MIPS16_CALL16: + case R_MIPS16_GOT16: case R_MIPS_CALL16: case R_MIPS_GOT16: case R_MIPS_GOT_DISP: @@ -4414,7 +4562,7 @@ mips_elf_calculate_relocation (bfd *abfd, bfd *input_bfd, if (htab->is_vxworks && (r_type == R_MIPS_CALL_HI16 || r_type == R_MIPS_CALL_LO16 - || r_type == R_MIPS_CALL16)) + || call16_reloc_p (r_type))) { BFD_ASSERT (addend == 0); BFD_ASSERT (h->root.needs_plt); @@ -4444,7 +4592,7 @@ mips_elf_calculate_relocation (bfd *abfd, bfd *input_bfd, } } else if (!htab->is_vxworks - && (r_type == R_MIPS_CALL16 || (r_type == R_MIPS_GOT16))) + && (call16_reloc_p (r_type) || got16_reloc_p (r_type))) /* The calculation below does not involve "g". */ break; else @@ -4674,10 +4822,12 @@ mips_elf_calculate_relocation (bfd *abfd, bfd *input_bfd, overflowed_p = mips_elf_overflow_p (value, 16); break; + case R_MIPS16_GOT16: + case R_MIPS16_CALL16: case R_MIPS_GOT16: case R_MIPS_CALL16: /* VxWorks does not have separate local and global semantics for - R_MIPS_GOT16; every relocation evaluates to "G". */ + R_MIPS*_GOT16; every relocation evaluates to "G". */ if (!htab->is_vxworks && local_p) { bfd_boolean forced; @@ -4921,16 +5071,6 @@ mips_elf_perform_relocation (struct bfd_link_info *info, return TRUE; } - -/* Returns TRUE if SECTION is a MIPS16 stub section. */ - -static bfd_boolean -mips16_stub_section_p (bfd *abfd ATTRIBUTE_UNUSED, asection *section) -{ - const char *name = bfd_get_section_name (abfd, section); - - return FN_STUB_P (name) || CALL_STUB_P (name) || CALL_FP_STUB_P (name); -} /* Add room for N relocations to the .rel(a).dyn section in ABFD. */ @@ -5312,14 +5452,14 @@ static asection mips_elf_acom_section; static asymbol mips_elf_acom_symbol; static asymbol *mips_elf_acom_symbol_ptr; -/* Handle the special MIPS section numbers that a symbol may use. - This is used for both the 32-bit and the 64-bit ABI. */ +/* This is used for both the 32-bit and the 64-bit ABI. */ void _bfd_mips_elf_symbol_processing (bfd *abfd, asymbol *asym) { elf_symbol_type *elfsym; + /* Handle the special MIPS section numbers that a symbol may use. */ elfsym = (elf_symbol_type *) asym; switch (elfsym->internal_elf_sym.st_shndx) { @@ -5407,6 +5547,15 @@ _bfd_mips_elf_symbol_processing (bfd *abfd, asymbol *asym) } break; } + + /* If this is an odd-valued function symbol, assume it's a MIPS16 one. */ + if (ELF_ST_TYPE (elfsym->internal_elf_sym.st_info) == STT_FUNC + && (asym->value & 1) != 0) + { + asym->value--; + elfsym->internal_elf_sym.st_other + = ELF_ST_SET_MIPS16 (elfsym->internal_elf_sym.st_other); + } } /* Implement elf_backend_eh_frame_address_size. This differs from @@ -6401,7 +6550,7 @@ mips_elf_add_lo16_rel_addend (bfd *abfd, bfd_vma l; r_type = ELF_R_TYPE (abfd, rel->r_info); - if (r_type == R_MIPS16_HI16) + if (mips16_reloc_p (r_type)) lo16_type = R_MIPS16_LO16; else lo16_type = R_MIPS_LO16; @@ -6491,6 +6640,9 @@ _bfd_mips_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, sym_hashes = elf_sym_hashes (abfd); extsymoff = (elf_bad_symtab (abfd)) ? 0 : symtab_hdr->sh_info; + bed = get_elf_backend_data (abfd); + rel_end = relocs + sec->reloc_count * bed->s->int_rels_per_ext_rel; + /* Check for the mips16 stub sections. */ name = bfd_get_section_name (abfd, sec); @@ -6501,7 +6653,16 @@ _bfd_mips_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, /* Look at the relocation information to figure out which symbol this is for. */ - r_symndx = ELF_R_SYM (abfd, relocs->r_info); + r_symndx = mips16_stub_symndx (sec, relocs, rel_end); + if (r_symndx == 0) + { + (*_bfd_error_handler) + (_("%B: Warning: cannot determine the target function for" + " stub section `%s'"), + abfd, name); + bfd_set_error (bfd_error_bad_value); + return FALSE; + } if (r_symndx < extsymoff || sym_hashes[r_symndx - extsymoff] == NULL) @@ -6519,7 +6680,7 @@ _bfd_mips_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, /* We can ignore stub sections when looking for relocs. */ if ((o->flags & SEC_RELOC) == 0 || o->reloc_count == 0 - || mips16_stub_section_p (abfd, o)) + || section_allows_mips16_refs_p (o)) continue; sec_relocs @@ -6531,7 +6692,7 @@ _bfd_mips_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, rend = sec_relocs + o->reloc_count; for (r = sec_relocs; r < rend; r++) if (ELF_R_SYM (abfd, r->r_info) == r_symndx - && ELF_R_TYPE (abfd, r->r_info) != R_MIPS16_26) + && !mips16_call_reloc_p (ELF_R_TYPE (abfd, r->r_info))) break; if (elf_section_data (o)->relocs != sec_relocs) @@ -6617,7 +6778,16 @@ _bfd_mips_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, /* Look at the relocation information to figure out which symbol this is for. */ - r_symndx = ELF_R_SYM (abfd, relocs->r_info); + r_symndx = mips16_stub_symndx (sec, relocs, rel_end); + if (r_symndx == 0) + { + (*_bfd_error_handler) + (_("%B: Warning: cannot determine the target function for" + " stub section `%s'"), + abfd, name); + bfd_set_error (bfd_error_bad_value); + return FALSE; + } if (r_symndx < extsymoff || sym_hashes[r_symndx - extsymoff] == NULL) @@ -6635,7 +6805,7 @@ _bfd_mips_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, /* We can ignore stub sections when looking for relocs. */ if ((o->flags & SEC_RELOC) == 0 || o->reloc_count == 0 - || mips16_stub_section_p (abfd, o)) + || section_allows_mips16_refs_p (o)) continue; sec_relocs @@ -6743,8 +6913,6 @@ _bfd_mips_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, } sreloc = NULL; - bed = get_elf_backend_data (abfd); - rel_end = relocs + sec->reloc_count * bed->s->int_rels_per_ext_rel; contents = NULL; for (rel = relocs; rel < rel_end; ++rel) { @@ -6782,6 +6950,8 @@ _bfd_mips_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, { switch (r_type) { + case R_MIPS16_GOT16: + case R_MIPS16_CALL16: case R_MIPS_GOT16: case R_MIPS_CALL16: case R_MIPS_CALL_HI16: @@ -6851,13 +7021,13 @@ _bfd_mips_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, else if (r_type == R_MIPS_CALL_LO16 || r_type == R_MIPS_GOT_LO16 || r_type == R_MIPS_GOT_DISP - || (r_type == R_MIPS_GOT16 && htab->is_vxworks)) + || (got16_reloc_p (r_type) && htab->is_vxworks)) { /* We may need a local GOT entry for this relocation. We don't count R_MIPS_GOT_PAGE because we can estimate the maximum number of pages needed by looking at the size of - the segment. Similar comments apply to R_MIPS_GOT16 and - R_MIPS_CALL16, except on VxWorks, where GOT relocations + the segment. Similar comments apply to R_MIPS*_GOT16 and + R_MIPS*_CALL16, except on VxWorks, where GOT relocations always evaluate to "G". We don't count R_MIPS_GOT_HI16, or R_MIPS_CALL_HI16 because these are always followed by an R_MIPS_GOT_LO16 or R_MIPS_CALL_LO16. */ @@ -6869,6 +7039,7 @@ _bfd_mips_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, switch (r_type) { case R_MIPS_CALL16: + case R_MIPS16_CALL16: if (h == NULL) { (*_bfd_error_handler) @@ -6919,6 +7090,7 @@ _bfd_mips_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, } /* Fall through. */ + case R_MIPS16_GOT16: case R_MIPS_GOT16: case R_MIPS_GOT_HI16: case R_MIPS_GOT_LO16: @@ -7003,6 +7175,7 @@ _bfd_mips_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, are handled using copy relocs or PLT stubs, so there's no need to add a .rela.dyn entry for this relocation. */ if ((info->shared || (h != NULL && !htab->is_vxworks)) + && !(h && strcmp (h->root.root.string, "__gnu_local_gp") == 0) && (sec->flags & SEC_ALLOC) != 0) { if (sreloc == NULL) @@ -7116,6 +7289,7 @@ _bfd_mips_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, default: ((struct mips_elf_link_hash_entry *) h)->no_fn_stub = TRUE; break; + case R_MIPS16_CALL16: case R_MIPS_CALL16: case R_MIPS_CALL_HI16: case R_MIPS_CALL_LO16: @@ -7123,12 +7297,13 @@ _bfd_mips_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, break; } - /* If this reloc is not a 16 bit call, and it has a global - symbol, then we will need the fn_stub if there is one. - References from a stub section do not count. */ + /* See if this reloc would need to refer to a MIPS16 hard-float stub, + if there is one. We only need to handle global symbols here; + we decide whether to keep or delete stubs for local symbols + when processing the stub's relocations. */ if (h != NULL - && r_type != R_MIPS16_26 - && !mips16_stub_section_p (abfd, sec)) + && !mips16_call_reloc_p (r_type) + && !section_allows_mips16_refs_p (sec)) { struct mips_elf_link_hash_entry *mh; @@ -7638,7 +7813,7 @@ _bfd_mips_elf_always_size_sections (bfd *output_bfd, if (! (info->relocatable || ! mips_elf_hash_table (info)->mips16_stubs_seen)) mips_elf_link_hash_traverse (mips_elf_hash_table (info), - mips_elf_check_mips16_stubs, NULL); + mips_elf_check_mips16_stubs, info); dynobj = elf_hash_table (info)->dynobj; if (dynobj == NULL) @@ -7700,7 +7875,7 @@ _bfd_mips_elf_always_size_sections (bfd *output_bfd, loadable_size += htab->function_stub_size * (i + 1); if (htab->is_vxworks) - /* There's no need to allocate page entries for VxWorks; R_MIPS_GOT16 + /* There's no need to allocate page entries for VxWorks; R_MIPS*_GOT16 relocations against local symbols evaluate to "G", and the EABI does not include R_MIPS_GOT_PAGE. */ page_gotno = 0; @@ -8248,9 +8423,8 @@ _bfd_mips_elf_relocate_section (bfd *output_bfd, struct bfd_link_info *info, rela_relocation_p = FALSE; addend = mips_elf_read_rel_addend (input_bfd, rel, howto, contents); - if (r_type == R_MIPS_HI16 - || r_type == R_MIPS16_HI16 - || (r_type == R_MIPS_GOT16 + if (hi16_reloc_p (r_type) + || (got16_reloc_p (r_type) && mips_elf_local_relocation_p (input_bfd, rel, local_sections, FALSE))) { @@ -8289,8 +8463,7 @@ _bfd_mips_elf_relocate_section (bfd *output_bfd, struct bfd_link_info *info, if (!rela_relocation_p && rel->r_addend) { addend += rel->r_addend; - if (r_type == R_MIPS_HI16 - || r_type == R_MIPS_GOT16) + if (hi16_reloc_p (r_type) || got16_reloc_p (r_type)) addend = mips_elf_high (addend); else if (r_type == R_MIPS_HIGHER) addend = mips_elf_higher (addend); @@ -8555,9 +8728,11 @@ _bfd_mips_elf_finish_dynamic_symbol (bfd *output_bfd, const char *name; int idx; struct mips_elf_link_hash_table *htab; + struct mips_elf_link_hash_entry *hmips; htab = mips_elf_hash_table (info); dynobj = elf_hash_table (info)->dynobj; + hmips = (struct mips_elf_link_hash_entry *) h; if (h->plt.offset != MINUS_ONE) { @@ -8620,6 +8795,18 @@ _bfd_mips_elf_finish_dynamic_symbol (bfd *output_bfd, + h->plt.offset); } + /* If we have a MIPS16 function with a stub, the dynamic symbol must + refer to the stub, since only the stub uses the standard calling + conventions. */ + if (h->dynindx != -1 && hmips->fn_stub != NULL) + { + BFD_ASSERT (hmips->need_fn_stub); + sym->st_value = (hmips->fn_stub->output_section->vma + + hmips->fn_stub->output_offset); + sym->st_size = hmips->fn_stub->size; + sym->st_other = ELF_ST_VISIBILITY (sym->st_other); + } + BFD_ASSERT (h->dynindx != -1 || h->forced_local); @@ -8638,7 +8825,8 @@ _bfd_mips_elf_finish_dynamic_symbol (bfd *output_bfd, bfd_vma value; value = sym->st_value; - offset = mips_elf_global_got_index (dynobj, output_bfd, h, R_MIPS_GOT16, info); + offset = mips_elf_global_got_index (dynobj, output_bfd, h, + R_MIPS_GOT16, info); MIPS_ELF_PUT_WORD (output_bfd, value, sgot->contents + offset); } @@ -8652,7 +8840,7 @@ _bfd_mips_elf_finish_dynamic_symbol (bfd *output_bfd, e.abfd = output_bfd; e.symndx = -1; - e.d.h = (struct mips_elf_link_hash_entry *)h; + e.d.h = hmips; e.tls_type = 0; for (g = g->next; g->next != gg; g = g->next) @@ -8768,9 +8956,13 @@ _bfd_mips_elf_finish_dynamic_symbol (bfd *output_bfd, } } - /* If this is a mips16 symbol, force the value to be even. */ + /* Keep dynamic MIPS16 symbols odd. This allows the dynamic linker to + treat MIPS16 symbols like any other. */ if (ELF_ST_IS_MIPS16 (sym->st_other)) - sym->st_value &= ~1; + { + BFD_ASSERT (sym->st_value & 1); + sym->st_other -= STO_MIPS16; + } return TRUE; } @@ -9998,6 +10190,8 @@ _bfd_mips_elf_gc_sweep_hook (bfd *abfd ATTRIBUTE_UNUSED, for (rel = relocs; rel < relend; rel++) switch (ELF_R_TYPE (abfd, rel->r_info)) { + case R_MIPS16_GOT16: + case R_MIPS16_CALL16: case R_MIPS_GOT16: case R_MIPS_CALL16: case R_MIPS_CALL_HI16: diff --git a/bfd/libbfd.h b/bfd/libbfd.h index 2c97498..640b284 100644 --- a/bfd/libbfd.h +++ b/bfd/libbfd.h @@ -964,6 +964,8 @@ static const char *const bfd_reloc_code_real_names[] = { "@@uninitialized@@", "BFD_RELOC_HI16_PCREL", "BFD_RELOC_HI16_S_PCREL", "BFD_RELOC_LO16_PCREL", + "BFD_RELOC_MIPS16_GOT16", + "BFD_RELOC_MIPS16_CALL16", "BFD_RELOC_MIPS16_HI16", "BFD_RELOC_MIPS16_HI16_S", "BFD_RELOC_MIPS16_LO16", diff --git a/bfd/reloc.c b/bfd/reloc.c index 03f0f9f..8881f8f 100644 --- a/bfd/reloc.c +++ b/bfd/reloc.c @@ -2154,6 +2154,13 @@ ENUMDOC Low 16 bits of pc-relative value ENUM + BFD_RELOC_MIPS16_GOT16 +ENUMX + BFD_RELOC_MIPS16_CALL16 +ENUMDOC + Equivalent of BFD_RELOC_MIPS_*, but with the MIPS16 layout of + 16-bit immediate fields +ENUM BFD_RELOC_MIPS16_HI16 ENUMDOC MIPS16 high 16 bits of 32-bit value. diff --git a/gas/ChangeLog b/gas/ChangeLog index 6f03d92..11a0d24 100644 --- a/gas/ChangeLog +++ b/gas/ChangeLog @@ -1,3 +1,23 @@ +2008-08-06 Richard Sandiford <rdsandiford@googlemail.com> + + * config/tc-mips.c (mips16_reloc_p, got16_reloc_p, hi16_reloc_p) + (lo16_reloc_p): New functions. + (reloc_needs_lo_p): Use hi16_reloc_p and got16_reloc_p to + generalize relocation checks. + (matching_lo_reloc): New function. + (fixup_has_matching_lo_p): Use it. + (mips16_mark_labels): Don't clobber a symbol's visibility. + (append_insn): Use hi16_reloc_p and lo16_reloc_p. + (mips16_ip): Handle BFD_RELOC_MIPS16_GOT16 and BFD_RELOC_MIPS16_CALL16. + (md_apply_fix): Likewise. + (mips16_percent_op): Add %got and %call16. + (mips_frob_file): Use got16_reloc_p to generalize relocation checks. + Use matching_lo_reloc. + (mips_force_relocation): Use hi16_reloc_p and lo16_reloc_p to + generalize relocation checks. + (mips_fix_adjustable): Use lo16_reloc_p to generalize relocation + checks. + 2008-08-06 DJ Delorie <dj@redhat.com> * NEWS: Mention these changes. diff --git a/gas/config/tc-mips.c b/gas/config/tc-mips.c index 1e2adc3..c03cca2 100644 --- a/gas/config/tc-mips.c +++ b/gas/config/tc-mips.c @@ -2129,6 +2129,46 @@ md_assemble (char *str) } } +/* Convenience functions for abstracting away the differences between + MIPS16 and non-MIPS16 relocations. */ + +static inline bfd_boolean +mips16_reloc_p (bfd_reloc_code_real_type reloc) +{ + switch (reloc) + { + case BFD_RELOC_MIPS16_JMP: + case BFD_RELOC_MIPS16_GPREL: + case BFD_RELOC_MIPS16_GOT16: + case BFD_RELOC_MIPS16_CALL16: + case BFD_RELOC_MIPS16_HI16_S: + case BFD_RELOC_MIPS16_HI16: + case BFD_RELOC_MIPS16_LO16: + return TRUE; + + default: + return FALSE; + } +} + +static inline bfd_boolean +got16_reloc_p (bfd_reloc_code_real_type reloc) +{ + return reloc == BFD_RELOC_MIPS_GOT16 || reloc == BFD_RELOC_MIPS16_GOT16; +} + +static inline bfd_boolean +hi16_reloc_p (bfd_reloc_code_real_type reloc) +{ + return reloc == BFD_RELOC_HI16_S || reloc == BFD_RELOC_MIPS16_HI16_S; +} + +static inline bfd_boolean +lo16_reloc_p (bfd_reloc_code_real_type reloc) +{ + return reloc == BFD_RELOC_LO16 || reloc == BFD_RELOC_MIPS16_LO16; +} + /* Return true if the given relocation might need a matching %lo(). This is only "might" because SVR4 R_MIPS_GOT16 relocations only need a matching %lo() when applied to local symbols. */ @@ -2137,11 +2177,19 @@ static inline bfd_boolean reloc_needs_lo_p (bfd_reloc_code_real_type reloc) { return (HAVE_IN_PLACE_ADDENDS - && (reloc == BFD_RELOC_HI16_S - || reloc == BFD_RELOC_MIPS16_HI16_S + && (hi16_reloc_p (reloc) /* VxWorks R_MIPS_GOT16 relocs never need a matching %lo(); all GOT16 relocations evaluate to "G". */ - || (reloc == BFD_RELOC_MIPS_GOT16 && mips_pic != VXWORKS_PIC))); + || (got16_reloc_p (reloc) && mips_pic != VXWORKS_PIC))); +} + +/* Return the type of %lo() reloc needed by RELOC, given that + reloc_needs_lo_p. */ + +static inline bfd_reloc_code_real_type +matching_lo_reloc (bfd_reloc_code_real_type reloc) +{ + return mips16_reloc_p (reloc) ? BFD_RELOC_MIPS16_LO16 : BFD_RELOC_LO16; } /* Return true if the given fixup is followed by a matching R_MIPS_LO16 @@ -2151,8 +2199,7 @@ static inline bfd_boolean fixup_has_matching_lo_p (fixS *fixp) { return (fixp->fx_next != NULL - && (fixp->fx_next->fx_r_type == BFD_RELOC_LO16 - || fixp->fx_next->fx_r_type == BFD_RELOC_MIPS16_LO16) + && fixp->fx_next->fx_r_type == matching_lo_reloc (fixp->fx_r_type) && fixp->fx_addsy == fixp->fx_next->fx_addsy && fixp->fx_offset == fixp->fx_next->fx_offset); } @@ -2934,8 +2981,6 @@ append_insn (struct mips_cl_insn *ip, expressionS *address_expr, && (reloc_type[0] == BFD_RELOC_16 || reloc_type[0] == BFD_RELOC_32 || reloc_type[0] == BFD_RELOC_MIPS_JMP - || reloc_type[0] == BFD_RELOC_HI16_S - || reloc_type[0] == BFD_RELOC_LO16 || reloc_type[0] == BFD_RELOC_GPREL16 || reloc_type[0] == BFD_RELOC_MIPS_LITERAL || reloc_type[0] == BFD_RELOC_GPREL32 @@ -2948,8 +2993,8 @@ append_insn (struct mips_cl_insn *ip, expressionS *address_expr, || reloc_type[0] == BFD_RELOC_MIPS_REL16 || reloc_type[0] == BFD_RELOC_MIPS_RELGOT || reloc_type[0] == BFD_RELOC_MIPS16_GPREL - || reloc_type[0] == BFD_RELOC_MIPS16_HI16_S - || reloc_type[0] == BFD_RELOC_MIPS16_LO16)) + || hi16_reloc_p (reloc_type[0]) + || lo16_reloc_p (reloc_type[0]))) ip->fixp[0]->fx_no_overflow = 1; if (mips_relax.sequence) @@ -10092,6 +10137,8 @@ mips16_ip (char *str, struct mips_cl_insn *ip) /* Stuff the immediate value in now, if we can. */ if (imm_expr.X_op == O_constant && *imm_reloc > BFD_RELOC_UNUSED + && *imm_reloc != BFD_RELOC_MIPS16_GOT16 + && *imm_reloc != BFD_RELOC_MIPS16_CALL16 && insn->pinfo != INSN_MACRO) { valueT tmp; @@ -10861,6 +10908,8 @@ static const struct percent_op_match mips16_percent_op[] = { {"%lo", BFD_RELOC_MIPS16_LO16}, {"%gprel", BFD_RELOC_MIPS16_GPREL}, + {"%got", BFD_RELOC_MIPS16_GOT16}, + {"%call16", BFD_RELOC_MIPS16_CALL16}, {"%hi", BFD_RELOC_MIPS16_HI16_S} }; @@ -11954,7 +12003,7 @@ mips_frob_file (void) /* If a GOT16 relocation turns out to be against a global symbol, there isn't supposed to be a matching LO. */ - if (l->fixp->fx_r_type == BFD_RELOC_MIPS_GOT16 + if (got16_reloc_p (l->fixp->fx_r_type) && !pic_need_relax (l->fixp->fx_addsy, l->seg)) continue; @@ -11972,12 +12021,7 @@ mips_frob_file (void) hi_pos = NULL; lo_pos = NULL; matched_lo_p = FALSE; - - if (l->fixp->fx_r_type == BFD_RELOC_MIPS16_HI16 - || l->fixp->fx_r_type == BFD_RELOC_MIPS16_HI16_S) - looking_for_rtype = BFD_RELOC_MIPS16_LO16; - else - looking_for_rtype = BFD_RELOC_LO16; + looking_for_rtype = matching_lo_reloc (l->fixp->fx_r_type); for (pos = &seginfo->fix_root; *pos != NULL; pos = &(*pos)->fx_next) { @@ -12030,8 +12074,8 @@ mips_force_relocation (fixS *fixp) if (HAVE_NEWABI && S_GET_SEGMENT (fixp->fx_addsy) == bfd_abs_section_ptr && (fixp->fx_r_type == BFD_RELOC_MIPS_SUB - || fixp->fx_r_type == BFD_RELOC_HI16_S - || fixp->fx_r_type == BFD_RELOC_LO16)) + || hi16_reloc_p (fixp->fx_r_type) + || lo16_reloc_p (fixp->fx_r_type))) return 1; return 0; @@ -12119,6 +12163,8 @@ md_apply_fix (fixS *fixP, valueT *valP, segT seg ATTRIBUTE_UNUSED) case BFD_RELOC_MIPS_CALL_HI16: case BFD_RELOC_MIPS_CALL_LO16: case BFD_RELOC_MIPS16_GPREL: + case BFD_RELOC_MIPS16_GOT16: + case BFD_RELOC_MIPS16_CALL16: case BFD_RELOC_MIPS16_HI16: case BFD_RELOC_MIPS16_HI16_S: case BFD_RELOC_MIPS16_JMP: @@ -13926,8 +13972,7 @@ mips_fix_adjustable (fixS *fixp) placed anywhere. Rather than break backwards compatibility by changing this, it seems better not to force the issue, and instead keep the original symbol. This will work with either linker behavior. */ - if ((fixp->fx_r_type == BFD_RELOC_LO16 - || fixp->fx_r_type == BFD_RELOC_MIPS16_LO16 + if ((lo16_reloc_p (fixp->fx_r_type) || reloc_needs_lo_p (fixp->fx_r_type)) && HAVE_IN_PLACE_ADDENDS && (S_GET_SEGMENT (fixp->fx_addsy)->flags & SEC_MERGE) != 0) diff --git a/gas/testsuite/ChangeLog b/gas/testsuite/ChangeLog index 7516f50..e75b7cf 100644 --- a/gas/testsuite/ChangeLog +++ b/gas/testsuite/ChangeLog @@ -1,3 +1,10 @@ +2008-08-06 Richard Sandiford <rdsandiford@googlemail.com> + + * gas/mips/elf-rel8-mips16.d, gas/mips/elf-rel8-mips16.s, + * gas/mips/elf-rel9-mips16.d, gas/mips/elf-rel9-mips16.s, + * gas/mips/elf-rel13-mips16.d, gas/mips/elf-rel13-mips16.s: New tests. + * gas/mips/mips.exp: Run them. + 2008-08-01 Peter Bergner <bergner@vnet.ibm.com> * gas/ppc/power7.d: New. diff --git a/gas/testsuite/gas/mips/elf-rel13-mips16.d b/gas/testsuite/gas/mips/elf-rel13-mips16.d new file mode 100644 index 0000000..aa404ab --- /dev/null +++ b/gas/testsuite/gas/mips/elf-rel13-mips16.d @@ -0,0 +1,17 @@ +#as: -march=mips2 -mabi=32 -KPIC +#readelf: --relocs +#name: MIPS ELF reloc 13 (MIPS16 version) + +Relocation section '\.rel\.text' at offset .* contains 9 entries: + *Offset * Info * Type * Sym\.Value * Sym\. Name +0+0002 * 0+..66 * R_MIPS16_GOT16 * 0+0000 * \.data +0+0016 * 0+..69 * R_MIPS16_LO16 * 0+0000 * \.data +0+0012 * 0+..66 * R_MIPS16_GOT16 * 0+0000 * \.data +0+001a * 0+..69 * R_MIPS16_LO16 * 0+0000 * \.data +# The next two lines could be in either order. +0+000e * 0+..66 * R_MIPS16_GOT16 * 0+0000 * \.rodata +0+000a * 0+..66 * R_MIPS16_GOT16 * 0+0000 * \.rodata +0+001e * 0+..69 * R_MIPS16_LO16 * 0+0000 * \.rodata +0+0006 * 0+..66 * R_MIPS16_GOT16 * 0+0000 * \.bss +0+0022 * 0+..69 * R_MIPS16_LO16 * 0+0000 * \.bss +#pass diff --git a/gas/testsuite/gas/mips/elf-rel13-mips16.s b/gas/testsuite/gas/mips/elf-rel13-mips16.s new file mode 100644 index 0000000..2983f0e --- /dev/null +++ b/gas/testsuite/gas/mips/elf-rel13-mips16.s @@ -0,0 +1,24 @@ + .set mips16 + .ent foo +foo: + move $2,$28 + lw $4,%got(l1)($2) + lw $4,%got(l2)($2) + lw $4,%got(l3)($2) + lw $4,%got(l3)($2) + lw $4,%got(l1+0x400)($2) + addiu $4,%lo(l1) + addiu $4,%lo(l1+0x400) + addiu $4,%lo(l3) + addiu $4,%lo(l2) + .align 5 + .end foo + + .data +l1: .word 1 + + .lcomm l2, 4 + + .rdata + .word 1 +l3: .word 2 diff --git a/gas/testsuite/gas/mips/elf-rel8-mips16.d b/gas/testsuite/gas/mips/elf-rel8-mips16.d new file mode 100644 index 0000000..7c834fa --- /dev/null +++ b/gas/testsuite/gas/mips/elf-rel8-mips16.d @@ -0,0 +1,38 @@ +#as: -march=mips2 -mabi=32 +#objdump: -M gpr-names=numeric -dr +#name: MIPS ELF reloc 8 (MIPS16 version) + +.*: file format .* + +Disassembly of section \.text: + +0+00 <foo>: + 0: 675c move \$2,\$28 + 2: f000 6c00 li \$4,0 + 2: R_MIPS16_HI16 gvar + 6: f400 3480 sll \$4,16 + a: f000 4c00 addiu \$4,0 + a: R_MIPS16_LO16 gvar + e: f000 9d80 lw \$4,0\(\$5\) + e: R_MIPS16_LO16 gvar + 12: f000 9982 lw \$4,2\(\$17\) + 16: f000 9a80 lw \$4,0\(\$2\) + 16: R_MIPS16_GOT16 \.data + 1a: f000 c4a0 sb \$5,0\(\$4\) + 1a: R_MIPS16_LO16 \.data + 1e: f000 9a80 lw \$4,0\(\$2\) + 1e: R_MIPS16_GOT16 \.data + 22: f000 4c00 addiu \$4,0 + 22: R_MIPS16_LO16 \.data + 26: f000 9a60 lw \$3,0\(\$2\) + 26: R_MIPS16_CALL16 gfunc + 2a: f000 4c00 addiu \$4,0 + 2a: R_MIPS16_CALL16 gfunc + 2e: f000 9a80 lw \$4,0\(\$2\) + 2e: R_MIPS16_GPREL gvar + 32: f000 da80 sw \$4,0\(\$2\) + 32: R_MIPS16_GPREL gvar + 36: f000 4c00 addiu \$4,0 + 36: R_MIPS16_GPREL gvar + 3a: 6500 nop +#pass diff --git a/gas/testsuite/gas/mips/elf-rel8-mips16.s b/gas/testsuite/gas/mips/elf-rel8-mips16.s new file mode 100644 index 0000000..0c9eefe --- /dev/null +++ b/gas/testsuite/gas/mips/elf-rel8-mips16.s @@ -0,0 +1,39 @@ + .equ $fprel, 2 + .set mips16 + + .ent foo +foo: + move $2,$gp + + # Test various forms of relocation syntax. + + li $4,(%hi gvar) + sll $4,16 + addiu $4,(%lo (gvar)) + lw $4,%lo gvar($5) + + # Check that registers aren't confused with $ identifiers. + + lw $4,($fprel)($17) + + # Check various forms of paired relocations. + + lw $4,%got(lvar)($2) + sb $5,%lo(lvar)($4) + + lw $4,%got(lvar)($2) + addiu $4,%lo(lvar) + + # Check individual relocations. + + lw $3,%call16(gfunc)($2) + addiu $4,%call16(gfunc) + + lw $4,%gprel(gvar)($2) + sw $4,%gprel(gvar)($2) + addiu $4,%gprel(gvar) + .align 6 + .end foo + + .data +lvar: .word 1,2 diff --git a/gas/testsuite/gas/mips/elf-rel9-mips16.d b/gas/testsuite/gas/mips/elf-rel9-mips16.d new file mode 100644 index 0000000..738c6fd --- /dev/null +++ b/gas/testsuite/gas/mips/elf-rel9-mips16.d @@ -0,0 +1,70 @@ +#as: -march=mips2 -mabi=32 +#objdump: -M gpr-names=numeric -dr +#name: MIPS ELF reloc 9 (MIPS16 version) + +.*: file format .* + +Disassembly of section \.text: + +0+00 <foo>: + 0: 675c move \$2,\$28 + 2: f000 9a80 lw \$4,0\(\$2\) + 2: R_MIPS16_GOT16 \.data + 6: f000 4c10 addiu \$4,16 + 6: R_MIPS16_LO16 \.data + a: f000 9a80 lw \$4,0\(\$2\) + a: R_MIPS16_GOT16 \.data + e: f020 4c00 addiu \$4,32 + e: R_MIPS16_LO16 \.data + 12: f000 9a80 lw \$4,0\(\$2\) + 12: R_MIPS16_GOT16 \.data + 16: f7ef 4c1c addiu \$4,32764 + 16: R_MIPS16_LO16 \.data + 1a: f000 9a81 lw \$4,1\(\$2\) + 1a: R_MIPS16_GOT16 \.data + 1e: f010 4c00 addiu \$4,-32768 + 1e: R_MIPS16_LO16 \.data + 22: f000 9a81 lw \$4,1\(\$2\) + 22: R_MIPS16_GOT16 \.data + 26: f7ff 4c1c addiu \$4,-4 + 26: R_MIPS16_LO16 \.data + 2a: f000 9a81 lw \$4,1\(\$2\) + 2a: R_MIPS16_GOT16 \.data + 2e: f000 4c00 addiu \$4,0 + 2e: R_MIPS16_LO16 \.data + 32: f000 9a82 lw \$4,2\(\$2\) + 32: R_MIPS16_GOT16 \.data + 36: f010 4c10 addiu \$4,-32752 + 36: R_MIPS16_LO16 \.data + 3a: f000 9a82 lw \$4,2\(\$2\) + 3a: R_MIPS16_GOT16 \.data + 3e: f01e 4c00 addiu \$4,-4096 + 3e: R_MIPS16_LO16 \.data + 42: f000 9a82 lw \$4,2\(\$2\) + 42: R_MIPS16_GOT16 \.data + 46: f7ff 4c1f addiu \$4,-1 + 46: R_MIPS16_LO16 \.data + 4a: f000 9a82 lw \$4,2\(\$2\) + 4a: R_MIPS16_GOT16 \.data + 4e: f000 4c00 addiu \$4,0 + 4e: R_MIPS16_LO16 \.data + 52: f000 9a83 lw \$4,3\(\$2\) + 52: R_MIPS16_GOT16 \.data + 56: f342 4c05 addiu \$4,4933 + 56: R_MIPS16_LO16 \.data + 5a: f018 9a80 lw \$4,-16384\(\$2\) + 5a: R_MIPS16_GPREL \.sdata + 5e: f018 9a84 lw \$4,-16380\(\$2\) + 5e: R_MIPS16_GPREL \.sdata + 62: f018 9a84 lw \$4,-16380\(\$2\) + 62: R_MIPS16_GPREL \.sdata + 66: f018 9a88 lw \$4,-16376\(\$2\) + 66: R_MIPS16_GPREL \.sdata + 6a: f018 9a8c lw \$4,-16372\(\$2\) + 6a: R_MIPS16_GPREL \.sdata + 6e: f018 9a94 lw \$4,-16364\(\$2\) + 6e: R_MIPS16_GPREL \.sdata + 72: f018 9a98 lw \$4,-16360\(\$2\) + 72: R_MIPS16_GPREL \.sdata + 76: 6500 nop +#pass diff --git a/gas/testsuite/gas/mips/elf-rel9-mips16.s b/gas/testsuite/gas/mips/elf-rel9-mips16.s new file mode 100644 index 0000000..a4f54ed --- /dev/null +++ b/gas/testsuite/gas/mips/elf-rel9-mips16.s @@ -0,0 +1,59 @@ + .set mips16 + .ent foo +foo: + move $2,$28 + lw $4,%got(l1)($2) + addiu $4,%lo(l1) + + lw $4,%got(l1 + 16)($2) + addiu $4,%lo(l1 + 16) + + lw $4,%got(l1 + 0x7fec)($2) + addiu $4,%lo(l1 + 0x7fec) + + lw $4,%got(l1 + 0x7ff0)($2) + addiu $4,%lo(l1 + 0x7ff0) + + lw $4,%got(l1 + 0xffec)($2) + addiu $4,%lo(l1 + 0xffec) + + lw $4,%got(l1 + 0xfff0)($2) + addiu $4,%lo(l1 + 0xfff0) + + lw $4,%got(l1 + 0x18000)($2) + addiu $4,%lo(l1 + 0x18000) + + lw $4,%got(l2)($2) + addiu $4,%lo(l2) + + lw $4,%got(l2 + 0xfff)($2) + addiu $4,%lo(l2 + 0xfff) + + lw $4,%got(l2 + 0x1000)($2) + addiu $4,%lo(l2 + 0x1000) + + lw $4,%got(l2 + 0x12345)($2) + addiu $4,%lo(l2 + 0x12345) + + lw $4,%gprel(l3)($2) + lw $4,%gprel(l3 + 4)($2) + lw $4,%gprel(l4)($2) + lw $4,%gprel(l4 + 4)($2) + lw $4,%gprel(l5)($2) + lw $4,%gprel(l5 + 8)($2) + lw $4,%gprel(l5 + 12)($2) + + .align 6 + .end foo + + .data + .word 1,2,3,4 +l1: .word 4,5 + .space 0x1f000 - 24 +l2: .word 7,8 + + .sdata +l3: .word 1 +l4: .word 2 + .word 3 +l5: .word 4 diff --git a/gas/testsuite/gas/mips/mips.exp b/gas/testsuite/gas/mips/mips.exp index 16edfb7..3c4a919 100644 --- a/gas/testsuite/gas/mips/mips.exp +++ b/gas/testsuite/gas/mips/mips.exp @@ -653,13 +653,16 @@ if { [istarget mips*-*-vxworks*] } { } run_dump_test "elf-rel7" run_dump_test "elf-rel8" + run_dump_test "elf-rel8-mips16" run_dump_test "elf-rel9" + run_dump_test "elf-rel9-mips16" if $has_newabi { run_dump_test "elf-rel10" run_dump_test "elf-rel11" } run_dump_test "elf-rel12" run_dump_test "elf-rel13" + run_dump_test "elf-rel13-mips16" run_dump_test "elf-rel14" if $has_newabi { diff --git a/ld/testsuite/ChangeLog b/ld/testsuite/ChangeLog index 717d338..60e3601 100644 --- a/ld/testsuite/ChangeLog +++ b/ld/testsuite/ChangeLog @@ -1,3 +1,25 @@ +2008-08-06 Richard Sandiford <rdsandiford@googlemail.com> + + * ld-mips-elf/mips16-local-stubs-1.d: Remove stub_for_h3, + which was only referenced by the .pdr section, and was not + actually needed by code. + * ld-mips-elf/mips16-intermix.d: Remove unused static function stubs. + * ld-mips-elf/mips16-pic-1a.s, + ld-mips-elf/mips16-pic-1b.s, + ld-mips-elf/mips16-pic-1-dummy.s, + ld-mips-elf/mips16-pic-1.dd, + ld-mips-elf/mips16-pic-1.gd, + ld-mips-elf/mips16-pic-1.inc, + ld-mips-elf/mips16-pic-1.ld, + ld-mips-elf/mips16-pic-2a.s, + ld-mips-elf/mips16-pic-2b.s, + ld-mips-elf/mips16-pic-2.ad, + ld-mips-elf/mips16-pic-2.dd, + ld-mips-elf/mips16-pic-2.gd, + ld-mips-elf/mips16-pic-2.nd, + ld-mips-elf/mips16-pic-2.rd: New tests. + * ld-mips-elf/mips-elf.exp: Run them. + 2008-08-06 Alan Modra <amodra@bigpond.net.au> * ld-elf/extract-symbol-1sec.d: Update. diff --git a/ld/testsuite/ld-mips-elf/mips-elf.exp b/ld/testsuite/ld-mips-elf/mips-elf.exp index 80493e9..29cd3bb 100644 --- a/ld/testsuite/ld-mips-elf/mips-elf.exp +++ b/ld/testsuite/ld-mips-elf/mips-elf.exp @@ -56,6 +56,30 @@ set has_newabi [expr [istarget *-*-irix6*] || [istarget mips64*-*-linux*]] set linux_gnu [expr [istarget mips*-*-linux*]] set embedded_elf [expr [istarget mips*-*-elf]] +if { $linux_gnu } { + run_ld_link_tests [list \ + [list "Dummy shared library for MIPS16 PIC test 1" \ + "-shared -melf32btsmip" \ + "-EB -32" { mips16-pic-1-dummy.s } \ + {} \ + "mips16-pic-1-dummy.so"] \ + [list "MIPS16 PIC test 1" \ + "-melf32btsmip -T mips16-pic-1.ld tmpdir/mips16-pic-1-dummy.so" \ + "-EB -32 -I $srcdir/$subdir" { mips16-pic-1a.s mips16-pic-1b.s } \ + { { objdump { -dr -j.text } mips16-pic-1.dd } + { readelf -A mips16-pic-1.gd } } \ + "mips16-pic-1"] \ + [list "MIPS16 PIC test 2" \ + "-melf32btsmip -T mips16-pic-1.ld -shared" \ + "-EB -32 -I $srcdir/$subdir" { mips16-pic-2a.s mips16-pic-2b.s } \ + { { objdump { -dr -j.text } mips16-pic-2.dd } \ + { readelf -A mips16-pic-2.gd } \ + { readelf --symbols mips16-pic-2.nd } \ + { readelf --relocs mips16-pic-2.rd } \ + { readelf -d mips16-pic-2.ad } } \ + "mips16-pic-2"]] +} + if { [istarget mips64*-linux-gnu] } { set o32_as_flags "-32 -EB" set o32_ld_flags "-melf32btsmip" diff --git a/ld/testsuite/ld-mips-elf/mips16-intermix.d b/ld/testsuite/ld-mips-elf/mips16-intermix.d index 5c6ee68..cc8c1fe 100644 --- a/ld/testsuite/ld-mips-elf/mips16-intermix.d +++ b/ld/testsuite/ld-mips-elf/mips16-intermix.d @@ -14,7 +14,6 @@ SYMBOL TABLE: .* l F .text 0+[0-9a-f]+ __fn_stub_m16_d .* l F .text 0+[0-9a-f]+ m32_static_d .* l F .text 0+[0-9a-f]+ 0xf0 m16_static_d -.* l F .text 0+[0-9a-f]+ __fn_stub_m16_static_d .* l F .text 0+[0-9a-f]+ m32_static1_d .* l F .text 0+[0-9a-f]+ 0xf0 m16_static1_d .* l F .text 0+[0-9a-f]+ __fn_stub_m16_static1_d @@ -23,7 +22,6 @@ SYMBOL TABLE: .* l F .text 0+[0-9a-f]+ __fn_stub_m16_static32_d .* l F .text 0+[0-9a-f]+ m32_static16_d .* l F .text 0+[0-9a-f]+ 0xf0 m16_static16_d -.* l F .text 0+[0-9a-f]+ __fn_stub_m16_static16_d .* l F .text 0+[0-9a-f]+ m32_static_ld .* l F .text 0+[0-9a-f]+ 0xf0 m16_static_ld .* l F .text 0+[0-9a-f]+ m32_static1_ld @@ -35,7 +33,6 @@ SYMBOL TABLE: .* l F .text 0+[0-9a-f]+ __fn_stub_m16_dl .* l F .text 0+[0-9a-f]+ m32_static_dl .* l F .text 0+[0-9a-f]+ 0xf0 m16_static_dl -.* l F .text 0+[0-9a-f]+ __fn_stub_m16_static_dl .* l F .text 0+[0-9a-f]+ m32_static1_dl .* l F .text 0+[0-9a-f]+ 0xf0 m16_static1_dl .* l F .text 0+[0-9a-f]+ __fn_stub_m16_static1_dl @@ -44,11 +41,9 @@ SYMBOL TABLE: .* l F .text 0+[0-9a-f]+ __fn_stub_m16_static32_dl .* l F .text 0+[0-9a-f]+ m32_static16_dl .* l F .text 0+[0-9a-f]+ 0xf0 m16_static16_dl -.* l F .text 0+[0-9a-f]+ __fn_stub_m16_static16_dl .* l F .text 0+[0-9a-f]+ __fn_stub_m16_dlld .* l F .text 0+[0-9a-f]+ m32_static_dlld .* l F .text 0+[0-9a-f]+ 0xf0 m16_static_dlld -.* l F .text 0+[0-9a-f]+ __fn_stub_m16_static_dlld .* l F .text 0+[0-9a-f]+ m32_static1_dlld .* l F .text 0+[0-9a-f]+ 0xf0 m16_static1_dlld .* l F .text 0+[0-9a-f]+ __fn_stub_m16_static1_dlld @@ -57,7 +52,6 @@ SYMBOL TABLE: .* l F .text 0+[0-9a-f]+ __fn_stub_m16_static32_dlld .* l F .text 0+[0-9a-f]+ m32_static16_dlld .* l F .text 0+[0-9a-f]+ 0xf0 m16_static16_dlld -.* l F .text 0+[0-9a-f]+ __fn_stub_m16_static16_dlld .* l F .text 0+[0-9a-f]+ m32_static_d_l .* l F .text 0+[0-9a-f]+ 0xf0 m16_static_d_l .* l F .text 0+[0-9a-f]+ m32_static1_d_l @@ -66,10 +60,11 @@ SYMBOL TABLE: .* l F .text 0+[0-9a-f]+ 0xf0 m16_static32_d_l .* l F .text 0+[0-9a-f]+ m32_static16_d_l .* l F .text 0+[0-9a-f]+ 0xf0 m16_static16_d_l -.* l F .text 0+[0-9a-f]+ __fn_stub_m16_d_d +# ??? We aren't yet able to get rid of the symbol table entry for +# __fn_stub_m16_d_d, or its .pdr entry. +.* l F .text 0+[0-9a-f]+ * .* l F .text 0+[0-9a-f]+ m32_static_d_d .* l F .text 0+[0-9a-f]+ 0xf0 m16_static_d_d -.* l F .text 0+[0-9a-f]+ __fn_stub_m16_static_d_d .* l F .text 0+[0-9a-f]+ m32_static1_d_d .* l F .text 0+[0-9a-f]+ 0xf0 m16_static1_d_d .* l F .text 0+[0-9a-f]+ __fn_stub_m16_static1_d_d @@ -78,7 +73,6 @@ SYMBOL TABLE: .* l F .text 0+[0-9a-f]+ __fn_stub_m16_static32_d_d .* l F .text 0+[0-9a-f]+ m32_static16_d_d .* l F .text 0+[0-9a-f]+ 0xf0 m16_static16_d_d -.* l F .text 0+[0-9a-f]+ __fn_stub_m16_static16_d_d #... .* l F .text 0+[0-9a-f]+ __call_stub_m32_static1_d .* l F .text 0+[0-9a-f]+ __call_stub_m16_static1_d diff --git a/ld/testsuite/ld-mips-elf/mips16-local-stubs-1.d b/ld/testsuite/ld-mips-elf/mips16-local-stubs-1.d index 9990493..1ffa1d1 100644 --- a/ld/testsuite/ld-mips-elf/mips16-local-stubs-1.d +++ b/ld/testsuite/ld-mips-elf/mips16-local-stubs-1.d @@ -57,13 +57,13 @@ Disassembly of section \.text: 20000068: 00000000 nop 2000006c <caller2>: -2000006c: 1c00 0030 jalx 200000c0 <stub_for_f1> +2000006c: 1c00 002c jalx 200000b0 <stub_for_f1> 20000070: 6500 nop -20000072: 1c00 0038 jalx 200000e0 <stub_for_f2> +20000072: 1c00 0034 jalx 200000d0 <stub_for_f2> 20000076: 6500 nop -20000078: 1c00 0034 jalx 200000d0 <stub_for_g1> +20000078: 1c00 0030 jalx 200000c0 <stub_for_g1> 2000007c: 6500 nop -2000007e: 1c00 003c jalx 200000f0 <stub_for_g2> +2000007e: 1c00 0038 jalx 200000e0 <stub_for_g2> 20000082: 6500 nop 20000084: 1800 0004 jal 20000010 <h1> 20000088: 6500 nop @@ -82,33 +82,26 @@ Disassembly of section \.text: 200000a8: 00200008 jr at 200000ac: 00000000 nop -# This isn't actually called, but is referenced from the .pdr section. -200000b0 <stub_for_h3>: +200000b0 <stub_for_f1>: 200000b0: 3c012000 lui at,0x2000 -200000b4: 24210039 addiu at,at,57 +200000b4: 24210000 addiu at,at,0 200000b8: 00200008 jr at 200000bc: 00000000 nop -200000c0 <stub_for_f1>: +200000c0 <stub_for_g1>: 200000c0: 3c012000 lui at,0x2000 -200000c4: 24210000 addiu at,at,0 +200000c4: 24210008 addiu at,at,8 200000c8: 00200008 jr at 200000cc: 00000000 nop -200000d0 <stub_for_g1>: +200000d0 <stub_for_f2>: 200000d0: 3c012000 lui at,0x2000 -200000d4: 24210008 addiu at,at,8 +200000d4: 24210014 addiu at,at,20 200000d8: 00200008 jr at 200000dc: 00000000 nop -200000e0 <stub_for_f2>: +200000e0 <stub_for_g2>: 200000e0: 3c012000 lui at,0x2000 -200000e4: 24210014 addiu at,at,20 +200000e4: 2421001c addiu at,at,28 200000e8: 00200008 jr at 200000ec: 00000000 nop - -200000f0 <stub_for_g2>: -200000f0: 3c012000 lui at,0x2000 -200000f4: 2421001c addiu at,at,28 -200000f8: 00200008 jr at -200000fc: 00000000 nop diff --git a/ld/testsuite/ld-mips-elf/mips16-pic-1-dummy.s b/ld/testsuite/ld-mips-elf/mips16-pic-1-dummy.s new file mode 100644 index 0000000..6ee56e0 --- /dev/null +++ b/ld/testsuite/ld-mips-elf/mips16-pic-1-dummy.s @@ -0,0 +1,15 @@ + .abicalls + nop + + .macro dummyfn,name + .global \name + .ent \name +\name: + jr $31 + .end \name + .endm + + dummyfn extern1 + dummyfn extern2 + dummyfn extern3 + dummyfn extern4 diff --git a/ld/testsuite/ld-mips-elf/mips16-pic-1.dd b/ld/testsuite/ld-mips-elf/mips16-pic-1.dd new file mode 100644 index 0000000..c853733 --- /dev/null +++ b/ld/testsuite/ld-mips-elf/mips16-pic-1.dd @@ -0,0 +1,1227 @@ + +.* + + +Disassembly of section \.text: + +00040400 <a_unused1>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040404 <b_unused1>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040408 <callpic_unused1_mips16>: +.*: [^\t]* li v0,1 +.*: [^\t]* la v1,47ff0 <.*> +.*: [^\t]* sll v0,16 +.*: [^\t]* addu v0,v1 +.*: [^\t]* move gp,v0 +.*: [^\t]* addiu sp,-32 +.*: [^\t]* sw v0,16\(sp\) +.*: [^\t]* sw ra,20\(sp\) +# 0x40400: a_unused1 +.*: [^\t]* lw v0,-32744\(v0\) +.*: [^\t]* addiu v0,1025 +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +# 0x40404: b_unused2 +.*: [^\t]* lw v0,-32744\(v0\) +.*: [^\t]* addiu v0,1029 +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,20\(sp\) +.*: [^\t]* jr v0 +.*: [^\t]* addiu sp,32 + +00040444 <a_unused2>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040448 <b_unused2>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +0004044c <jals_unused2_mips16>: +.*: [^\t]* jal .* <a_unused2> +.*: [^\t]* nop +.*: [^\t]* jal .* <b_unused2> +.*: [^\t]* nop + +00040458 <a_unused3>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +0004045c <b_unused3>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040460 <a_unused4>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040464 <b_unused4>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040468 <callpic_unused4_mips16>: +.*: [^\t]* li v0,1 +.*: [^\t]* la v1,47ff0 <.*> +.*: [^\t]* sll v0,16 +.*: [^\t]* addu v0,v1 +.*: [^\t]* move gp,v0 +.*: [^\t]* addiu sp,-32 +.*: [^\t]* sw v0,16\(sp\) +.*: [^\t]* sw ra,20\(sp\) +.*: [^\t]* lw v0,-32740\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,-32736\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,20\(sp\) +.*: [^\t]* jr v0 +.*: [^\t]* addiu sp,32 + +0004049c <a_unused5>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000404a0 <b_unused5>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000404a4 <jals_unused5_mips16>: +.*: [^\t]* jal .* <a_unused5> +.*: [^\t]* nop +.*: [^\t]* jal .* <b_unused5> +.*: [^\t]* nop + +000404b0 <a_unused6>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000404b4 <b_unused6>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000404b8 <a_unused7>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000404bc <b_unused7>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000404c0 <a_unused8>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000404c4 <b_unused8>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000404c8 <a_unused9>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000404cc <b_unused9>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000404d0 <jals_unused9_mips16>: +.*: [^\t]* jal .* <a_unused9> +.*: [^\t]* nop +.*: [^\t]* jal .* <b_unused9> +.*: [^\t]* nop + +000404dc <a_unused10>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000404e0 <b_unused10>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000404e4 <a_unused11>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000404e8 <b_unused11>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000404ec <a_used1>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000404f0 <b_used1>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000404f4 <callpic_used1_nomips16>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +.*: [^\t]* move v0,gp +.*: [^\t]* addiu sp,sp,-32 +.*: [^\t]* sw v0,16\(sp\) +.*: [^\t]* sw ra,20\(sp\) +# 0x40b10: __fn_a_used1 +.*: [^\t]* lw v0,-32744\(v0\) +.*: [^\t]* addiu v0,v0,2832 +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +# 0x40b24: __fn_b_used1 +.*: [^\t]* lw v0,-32744\(v0\) +.*: [^\t]* addiu v0,v0,2852 +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,20\(sp\) +.*: [^\t]* jr v0 +.*: [^\t]* addiu sp,sp,32 + +0004054c <a_used2>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040550 <b_used2>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040554 <jals_used2_nomips16>: +.*: [^\t]* jal .* <__fn_a_used2> +.*: [^\t]* nop +.*: [^\t]* jal .* <__fn_b_used2> +.*: [^\t]* nop + +00040564 <a_used3>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040568 <b_used3>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +0004056c <callpic_used3_nomips16>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +.*: [^\t]* move v0,gp +.*: [^\t]* addiu sp,sp,-32 +.*: [^\t]* sw v0,16\(sp\) +.*: [^\t]* sw ra,20\(sp\) +# 0x40b80: __fn_a_used3 +.*: [^\t]* lw v0,-32744\(v0\) +.*: [^\t]* addiu v0,v0,2944 +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +# 0x40b94: __fn_b_used3 +.*: [^\t]* lw v0,-32744\(v0\) +.*: [^\t]* addiu v0,v0,2964 +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,20\(sp\) +.*: [^\t]* jr v0 +.*: [^\t]* addiu sp,sp,32 + +000405c4 <callpic_used3_mips16>: +.*: [^\t]* li v0,1 +.*: [^\t]* la v1,47ff0 <.*> +.*: [^\t]* sll v0,16 +.*: [^\t]* addu v0,v1 +.*: [^\t]* move gp,v0 +.*: [^\t]* addiu sp,-32 +.*: [^\t]* sw v0,16\(sp\) +.*: [^\t]* sw ra,20\(sp\) +# 0x40564: a_used3 +.*: [^\t]* lw v0,-32744\(v0\) +.*: [^\t]* addiu v0,1381 +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +# 0x40568: b_used3 +.*: [^\t]* lw v0,-32744\(v0\) +.*: [^\t]* addiu v0,1385 +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,20\(sp\) +.*: [^\t]* jr v0 +.*: [^\t]* addiu sp,32 + +00040600 <a_used4>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040604 <b_used4>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040608 <jals_used4_nomips16>: +.*: [^\t]* jal .* <__fn_a_used4> +.*: [^\t]* nop +.*: [^\t]* jal .* <__fn_b_used4> +.*: [^\t]* nop + +00040618 <jals_used4_mips16>: +.*: [^\t]* jal .* <a_used4> +.*: [^\t]* nop +.*: [^\t]* jal .* <b_used4> +.*: [^\t]* nop + +00040624 <a_used5>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040628 <b_used5>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +0004062c <jals_used5_nomips16>: +.*: [^\t]* jal .* <__fn_a_used5> +.*: [^\t]* nop +.*: [^\t]* jal .* <__fn_b_used5> +.*: [^\t]* nop + +0004063c <callpic_used5_mips16>: +.*: [^\t]* li v0,1 +.*: [^\t]* la v1,47ff0 <.*> +.*: [^\t]* sll v0,16 +.*: [^\t]* addu v0,v1 +.*: [^\t]* move gp,v0 +.*: [^\t]* addiu sp,-32 +.*: [^\t]* sw v0,16\(sp\) +.*: [^\t]* sw ra,20\(sp\) +# 0x40624: a_used5 +.*: [^\t]* lw v0,-32744\(v0\) +.*: [^\t]* addiu v0,1573 +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +# 0x40628: b_used5 +.*: [^\t]* lw v0,-32744\(v0\) +.*: [^\t]* addiu v0,1577 +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,20\(sp\) +.*: [^\t]* jr v0 +.*: [^\t]* addiu sp,32 + +00040678 <a_used6>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +0004067c <b_used6>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040680 <callpic_used6_nomips16>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +.*: [^\t]* move v0,gp +.*: [^\t]* addiu sp,sp,-32 +.*: [^\t]* sw v0,16\(sp\) +.*: [^\t]* sw ra,20\(sp\) +.*: [^\t]* lw v0,-32732\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,-32728\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,20\(sp\) +.*: [^\t]* jr v0 +.*: [^\t]* addiu sp,sp,32 + +000406d0 <a_used7>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000406d4 <b_used7>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000406d8 <jals_used7_nomips16>: +.*: [^\t]* jal .* <__fn_a_used7> +.*: [^\t]* nop +.*: [^\t]* jal .* <__fn_b_used7> +.*: [^\t]* nop + +000406e8 <a_used8>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000406ec <b_used8>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000406f0 <a_used9>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000406f4 <b_used9>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000406f8 <a_used10>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000406fc <b_used10>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040700 <callpic_used10_nomips16>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +.*: [^\t]* move v0,gp +.*: [^\t]* addiu sp,sp,-32 +.*: [^\t]* sw v0,16\(sp\) +.*: [^\t]* sw ra,20\(sp\) +.*: [^\t]* lw v0,-32724\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,-32720\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,20\(sp\) +.*: [^\t]* jr v0 +.*: [^\t]* addiu sp,sp,32 + +00040750 <callpic_used10_mips16>: +.*: [^\t]* li v0,1 +.*: [^\t]* la v1,47ff0 <.*> +.*: [^\t]* sll v0,16 +.*: [^\t]* addu v0,v1 +.*: [^\t]* move gp,v0 +.*: [^\t]* addiu sp,-32 +.*: [^\t]* sw v0,16\(sp\) +.*: [^\t]* sw ra,20\(sp\) +.*: [^\t]* lw v0,-32724\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,-32720\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,20\(sp\) +.*: [^\t]* jr v0 +.*: [^\t]* addiu sp,32 + +00040784 <a_used11>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040788 <b_used11>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +0004078c <jals_used11_nomips16>: +.*: [^\t]* jal .* <__fn_a_used11> +.*: [^\t]* nop +.*: [^\t]* jal .* <__fn_b_used11> +.*: [^\t]* nop + +0004079c <jals_used11_mips16>: +.*: [^\t]* jal .* <a_used11> +.*: [^\t]* nop +.*: [^\t]* jal .* <b_used11> +.*: [^\t]* nop + +000407a8 <a_used12>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000407ac <b_used12>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000407b0 <jals_used12_nomips16>: +.*: [^\t]* jal .* <__fn_a_used12> +.*: [^\t]* nop +.*: [^\t]* jal .* <__fn_b_used12> +.*: [^\t]* nop + +000407c0 <callpic_used12_mips16>: +.*: [^\t]* li v0,1 +.*: [^\t]* la v1,47ff0 <.*> +.*: [^\t]* sll v0,16 +.*: [^\t]* addu v0,v1 +.*: [^\t]* move gp,v0 +.*: [^\t]* addiu sp,-32 +.*: [^\t]* sw v0,16\(sp\) +.*: [^\t]* sw ra,20\(sp\) +.*: [^\t]* lw v0,-32716\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,-32712\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,20\(sp\) +.*: [^\t]* jr v0 +.*: [^\t]* addiu sp,32 + +000407f4 <.mips16.a_used13>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000407f8 <.mips16.b_used13>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000407fc <callpic_used13_nomips16>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +.*: [^\t]* move v0,gp +.*: [^\t]* addiu sp,sp,-32 +.*: [^\t]* sw v0,16\(sp\) +.*: [^\t]* sw ra,20\(sp\) +.*: [^\t]* lw v0,-32660\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,-32632\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,20\(sp\) +.*: [^\t]* jr v0 +.*: [^\t]* addiu sp,sp,32 + +0004084c <a_used14>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040850 <b_used14>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040854 <jals_used14_nomips16>: +.*: [^\t]* jal .* <__fn_a_used14> +.*: [^\t]* nop + .*: [^\t]* jal .* <__fn_b_used14> +.*: [^\t]* nop + +00040864 <.mips16.a_used15>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040868 <.mips16.b_used15>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +0004086c <a_used16>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040870 <b_used16>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040874 <.mips16.a_used17>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040878 <.mips16.b_used17>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +0004087c <callpic_used17_nomips16>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +.*: [^\t]* move v0,gp +.*: [^\t]* addiu sp,sp,-32 +.*: [^\t]* sw v0,16\(sp\) +.*: [^\t]* sw ra,20\(sp\) +.*: [^\t]* lw v0,-32676\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,-32656\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,20\(sp\) +.*: [^\t]* jr v0 +.*: [^\t]* addiu sp,sp,32 + +000408cc <callpic_used17_mips16>: +.*: [^\t]* li v0,1 +.*: [^\t]* la v1,47ff0 <.*> +.*: [^\t]* sll v0,16 +.*: [^\t]* addu v0,v1 +.*: [^\t]* move gp,v0 +.*: [^\t]* addiu sp,-32 +.*: [^\t]* sw v0,16\(sp\) +.*: [^\t]* sw ra,20\(sp\) +.*: [^\t]* lw v0,-32676\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,-32656\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,20\(sp\) +.*: [^\t]* jr v0 +.*: [^\t]* addiu sp,32 + +00040900 <a_used18>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040904 <b_used18>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040908 <jals_used18_nomips16>: +.*: [^\t]* jal .* <__fn_a_used18> +.*: [^\t]* nop +.*: [^\t]* jal .* <__fn_b_used18> +.*: [^\t]* nop + +00040918 <jals_used18_mips16>: +.*: [^\t]* jal .* <a_used18> +.*: [^\t]* nop +.*: [^\t]* jal .* <b_used18> +.*: [^\t]* nop + +00040924 <.mips16.a_used19>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040928 <.mips16.b_used19>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +0004092c <jals_used19_nomips16>: +.*: [^\t]* jal .* <a_used19> +.*: [^\t]* nop +.*: [^\t]* jal .* <b_used19> +.*: [^\t]* nop + +0004093c <callpic_used19_mips16>: +.*: [^\t]* li v0,1 +.*: [^\t]* la v1,47ff0 <.*> +.*: [^\t]* sll v0,16 +.*: [^\t]* addu v0,v1 +.*: [^\t]* move gp,v0 +.*: [^\t]* addiu sp,-32 +.*: [^\t]* sw v0,16\(sp\) +.*: [^\t]* sw ra,20\(sp\) +.*: [^\t]* lw v0,-32644\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,-32672\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,20\(sp\) +.*: [^\t]* jr v0 +.*: [^\t]* addiu sp,32 + +00040970 <.mips16.a_used20>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040974 <.mips16.b_used20>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040978 <callpic_used20_mips16>: +.*: [^\t]* li v0,1 +.*: [^\t]* la v1,47ff0 <.*> +.*: [^\t]* sll v0,16 +.*: [^\t]* addu v0,v1 +.*: [^\t]* move gp,v0 +.*: [^\t]* addiu sp,-32 +.*: [^\t]* sw v0,16\(sp\) +.*: [^\t]* sw ra,20\(sp\) +.*: [^\t]* lw v0,-32668\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,-32652\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,20\(sp\) +.*: [^\t]* jr v0 +.*: [^\t]* addiu sp,32 + +000409ac <.mips16.a_used21>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +000409b0 <.mips16.b_used21>: +.*: [^\t]* jr ra +.*: [^\t]* nop +#... + +000409c0 <callpic_unused6_mips16>: +.*: [^\t]* li v0,1 +.*: [^\t]* la v1,47ff0 <.*> +.*: [^\t]* sll v0,16 +.*: [^\t]* addu v0,v1 +.*: [^\t]* move gp,v0 +.*: [^\t]* addiu sp,-32 +.*: [^\t]* sw v0,16\(sp\) +.*: [^\t]* sw ra,20\(sp\) +.*: [^\t]* lw v0,-32708\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,-32704\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,20\(sp\) +.*: [^\t]* jr v0 +.*: [^\t]* addiu sp,32 + +000409f4 <jals_unused7_mips16>: +.*: [^\t]* jal .* <a_unused7> +.*: [^\t]* nop +.*: [^\t]* jal .* <b_unused7> +.*: [^\t]* nop + +00040a00 <jals_unused10_mips16>: +.*: [^\t]* jal .* <a_unused10> +.*: [^\t]* nop +.*: [^\t]* jal .* <b_unused10> +.*: [^\t]* nop + +00040a0c <callpic_used8_nomips16>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +.*: [^\t]* move v0,gp +.*: [^\t]* addiu sp,sp,-32 +.*: [^\t]* sw v0,16\(sp\) +.*: [^\t]* sw ra,20\(sp\) +.*: [^\t]* lw v0,-32700\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,-32696\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,20\(sp\) +.*: [^\t]* jr v0 +.*: [^\t]* addiu sp,sp,32 + +00040a5c <jals_used9_nomips16>: +.*: [^\t]* jal .* <__fn_a_used9> +.*: [^\t]* nop +.*: [^\t]* jal .* <__fn_b_used9> +.*: [^\t]* nop + +00040a6c <callpic_used15_nomips16>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +.*: [^\t]* move v0,gp +.*: [^\t]* addiu sp,sp,-32 +.*: [^\t]* sw v0,16\(sp\) +.*: [^\t]* sw ra,20\(sp\) +.*: [^\t]* lw v0,-32664\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,-32640\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,20\(sp\) +.*: [^\t]* jr v0 +.*: [^\t]* addiu sp,sp,32 + +00040abc <jals_used16_nomips16>: +.*: [^\t]* jal .* <__fn_a_used16> +.*: [^\t]* nop +.*: [^\t]* jal .* <__fn_b_used16> +.*: [^\t]* nop + +00040acc <callpic_used21_mips16>: +.*: [^\t]* li v0,1 +.*: [^\t]* la v1,47ff0 <.*> +.*: [^\t]* sll v0,16 +.*: [^\t]* addu v0,v1 +.*: [^\t]* move gp,v0 +.*: [^\t]* addiu sp,-32 +.*: [^\t]* sw v0,16\(sp\) +.*: [^\t]* sw ra,20\(sp\) +.*: [^\t]* lw v0,-32648\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,-32636\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,20\(sp\) +.*: [^\t]* jr v0 +.*: [^\t]* addiu sp,32 + +00040b00 <__start>: + \.\.\. + +00040b10 <__fn_a_used1>: +.*: [^\t]* lui v0,.* +.*: [^\t]* addiu v0,v0,.* +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040b24 <__fn_b_used1>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 0x404f0: b_used1 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,1265 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040b48 <__fn_a_used2>: +.*: [^\t]* lui v0,.* +.*: [^\t]* addiu v0,v0,.* +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040b5c <__fn_b_used2>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 0x40550: b_used2 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,1361 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040b80 <__fn_a_used3>: +.*: [^\t]* lui v0,.* +.*: [^\t]* addiu v0,v0,.* +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040b94 <__fn_b_used3>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 0x40568: b_used3 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,1385 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040bb8 <__fn_a_used4>: +.*: [^\t]* lui v0,.* +.*: [^\t]* addiu v0,v0,.* +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040bcc <__fn_b_used4>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 0x40604: b_used4 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,1541 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040bf0 <__fn_a_used5>: +.*: [^\t]* lui v0,.* +.*: [^\t]* addiu v0,v0,.* +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040c04 <__fn_b_used5>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 0x40628: b_used5 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,1577 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040c28 <__fn_a_used6>: +.*: [^\t]* lui v0,.* +.*: [^\t]* addiu v0,v0,.* +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040c3c <__fn_b_used6>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 0x4067c: b_used6 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,1661 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040c60 <__fn_a_used7>: +.*: [^\t]* lui v0,.* +.*: [^\t]* addiu v0,v0,.* +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040c74 <__fn_b_used7>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 0x406d4: b_used7 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,1749 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040c98 <__fn_a_used8>: +.*: [^\t]* lui v0,.* +.*: [^\t]* addiu v0,v0,.* +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040cac <__fn_b_used8>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 0x406ec: b_used8 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,1773 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040cd0 <__fn_a_used9>: +.*: [^\t]* lui v0,.* +.*: [^\t]* addiu v0,v0,.* +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040ce4 <__fn_b_used9>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 0x406f4: b_used9 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,1781 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040d08 <__fn_a_used10>: +.*: [^\t]* lui v0,.* +.*: [^\t]* addiu v0,v0,.* +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040d1c <__fn_b_used10>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 0x406fc: b_used10 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,1789 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040d40 <__fn_a_used11>: +.*: [^\t]* lui v0,.* +.*: [^\t]* addiu v0,v0,.* +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040d54 <__fn_b_used11>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 0x40788: b_used11 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,1929 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040d78 <__fn_a_used12>: +.*: [^\t]* lui v0,.* +.*: [^\t]* addiu v0,v0,.* +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040d8c <__fn_b_used12>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 0x407ac: b_used12 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,1965 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040db0 <a_used13>: +.*: [^\t]* lui v0,.* +.*: [^\t]* addiu v0,v0,.* +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040dc4 <b_used13>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 0x407f8: .mips16.b_used13 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,2041 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040de8 <__fn_a_used14>: +.*: [^\t]* lui v0,.* +.*: [^\t]* addiu v0,v0,.* +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040dfc <__fn_b_used14>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 0x40850: b_used14 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,2129 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040e20 <a_used15>: +.*: [^\t]* lui v0,.* +.*: [^\t]* addiu v0,v0,.* +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040e34 <b_used15>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 0x40628: .mips16.b_used15 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,2153 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040e58 <__fn_a_used16>: +.*: [^\t]* lui v0,.* +.*: [^\t]* addiu v0,v0,.* +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040e6c <__fn_b_used16>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 0x40870: b_used16 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,2161 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040e90 <a_used17>: +.*: [^\t]* lui v0,.* +.*: [^\t]* addiu v0,v0,.* +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040ea4 <b_used17>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 0x40878: .mips16.b_used17 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,2169 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040ec8 <__fn_a_used18>: +.*: [^\t]* lui v0,.* +.*: [^\t]* addiu v0,v0,.* +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040edc <__fn_b_used18>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 0x40904: b_used18 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,2309 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040f00 <a_used19>: +.*: [^\t]* lui v0,.* +.*: [^\t]* addiu v0,v0,.* +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040f14 <b_used19>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 0x40928: .mips16.b_used19 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,2345 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040f38 <a_used20>: +.*: [^\t]* lui v0,.* +.*: [^\t]* addiu v0,v0,.* +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040f4c <b_used20>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 0x40974: .mips16.b_used20 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,2421 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040f70 <a_used21>: +.*: [^\t]* lui v0,.* +.*: [^\t]* addiu v0,v0,.* +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040f84 <b_used21>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 0x409b0: .mips16.b_used21 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,2481 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop diff --git a/ld/testsuite/ld-mips-elf/mips16-pic-1.gd b/ld/testsuite/ld-mips-elf/mips16-pic-1.gd new file mode 100644 index 0000000..874a319 --- /dev/null +++ b/ld/testsuite/ld-mips-elf/mips16-pic-1.gd @@ -0,0 +1,57 @@ + +Primary GOT: + Canonical gp value: 00057ff0 + + Reserved entries: + Address Access Initial Purpose + 00050000 -32752\(gp\) 00000000 Lazy resolver + 00050004 -32748\(gp\) 80000000 Module pointer \(GNU extension\) + + Local entries: + Address Access Initial +# GOT page entry + 00050008 -32744\(gp\) 00040000 +# a_unused4 + 0005000c -32740\(gp\) 00040461 +# b_unused4 + 00050010 -32736\(gp\) 00040465 +# __fn_a_used6 + 00050014 -32732\(gp\) 00040c28 +# __fn_b_used6 + 00050018 -32728\(gp\) 00040c3c +# __fn_a_used10 + 0005001c -32724\(gp\) 00040d08 +# __fn_b_used10 + 00050020 -32720\(gp\) 00040d1c +# __fn_a_used12 + 00050024 -32716\(gp\) 00040d78 +# __fn_b_used12 + 00050028 -32712\(gp\) 00040d8c +# a_unused6 + 0005002c -32708\(gp\) 000404b1 +# b_unused6 + 00050030 -32704\(gp\) 000404b5 +# __fn_a_used8 + 00050034 -32700\(gp\) 00040c98 +# __fn_b_used8 + 00050038 -32696\(gp\) 00040cac + 0005003c -32692\(gp\) 00000000 + 00050040 -32688\(gp\) 00000000 + 00050044 -32684\(gp\) 00000000 + 00050048 -32680\(gp\) 00000000 + + Global entries: + Address Access Initial Sym\.Val\. Type Ndx Name + 0005004c -32676\(gp\) 00040e90 00040e90 FUNC 7 a_used17 + 00050050 -32672\(gp\) 00040f14 00040f14 FUNC 7 b_used19 + 00050054 -32668\(gp\) 00040f38 00040f38 FUNC 7 a_used20 + 00050058 -32664\(gp\) 00040e20 00040e20 FUNC 7 a_used15 + 0005005c -32660\(gp\) 00040db0 00040db0 FUNC 7 a_used13 + 00050060 -32656\(gp\) 00040ea4 00040ea4 FUNC 7 b_used17 + 00050064 -32652\(gp\) 00040f4c 00040f4c FUNC 7 b_used20 + 00050068 -32648\(gp\) 00040f70 00040f70 FUNC 7 a_used21 + 0005006c -32644\(gp\) 00040f00 00040f00 FUNC 7 a_used19 + 00050070 -32640\(gp\) 00040e34 00040e34 FUNC 7 b_used15 + 00050074 -32636\(gp\) 00040f84 00040f84 FUNC 7 b_used21 + 00050078 -32632\(gp\) 00040dc4 00040dc4 FUNC 7 b_used13 + diff --git a/ld/testsuite/ld-mips-elf/mips16-pic-1.inc b/ld/testsuite/ld-mips-elf/mips16-pic-1.inc new file mode 100644 index 0000000..9268a07 --- /dev/null +++ b/ld/testsuite/ld-mips-elf/mips16-pic-1.inc @@ -0,0 +1,147 @@ + # Declare a function called NAME and an __fn_NAME stub for it. + # Make the stub use la_TYPE to load the the target address into $2. + .macro stub,name,type + .set nomips16 + .section .mips16.fn.\name, "ax", @progbits + .ent __fn_\name +__fn_\name: + la_\type \name + mfc1 $4,$f12 + jr $2 + nop + .end __fn_\name + + .set mips16 + .text + .ent \name +\name: +__fn_local_\name: + jr $31 + nop + .end \name + .endm + + # Like stub, but ensure NAME is a local symbol. + .macro lstub,name,type + stub \name, \type + .equ local_\name,1 + .endm + + # Like stub, but ensure NAME is a hidden symbol. + .macro hstub,name,type + .globl \name + .hidden \name + stub \name, \type + .endm + + # Like lstub, but make the MIPS16 function global rather than local. + .macro gstub,name,type + .globl \name + stub \name, \type + .endm + + # Use an absolute sequence to load NAME into a register. + .macro la_noshared,name + lui $2,%hi(\name) + addiu $2,$2,%lo(\name) + .endm + + # Use the normal PIC sequence to load __fn_local_NAME into $2 + # and emit a dummy relocation against NAME. This macro is always + # used at the start of a function. + .macro la_shared,name + .reloc 0,R_MIPS_NONE,\name + .cpload $25 + la $2,__fn_local_\name + .endm + + # Use TYPE (either LSTUB, HSTUB or GSTUB) to define functions + # called a_NAME and b_NAME. The former uses absolute accesses + # and the latter uses PIC accesses. + .macro decl,name,type + \type a_\name, noshared + \type b_\name, shared + .endm + + # Emit the MIPS16 PIC sequence for setting $28 from $25. + # Make the value of $25 available in $2 as well. + .macro cpload_mips16 + li $2,%hi(_gp_disp) + addiu $3,$pc,%lo(_gp_disp) + sll $2,16 + addu $2,$2,$3 + move $28,$2 + .endm + + # Likewise, but for non-MIPS16 code. + .macro cpload_nomips16 + .cpload $25 + move $2,$28 + .endm + + # Start a PIC function in ISA mode MODE, which is either "mips16" + # or "nomips16". + .macro pic_prologue,mode + cpload_\mode + addiu $sp,$sp,-32 + sw $2,16($sp) + sw $31,20($sp) + .endm + + # Use a PIC function to call NAME. + .macro pic_call,name,mode + .ifdef local_\name + .ifc \mode,mips16 + lw $2,%got(__fn_local_\name)($2) + addiu $2,%lo(__fn_local_\name) + .else + lw $2,%got(\name)($2) + addiu $2,%lo(\name) + .endif + .else + lw $2,%call16(\name)($2) + .endif + jalr $2 + move $25,$2 + lw $2,16($sp) + move $28,$2 + .endm + + # Finish a PIC function started by pic_prologue. + .macro pic_epilogue + lw $2,20($sp) + jr $2 + addiu $sp,$sp,32 + .endm + + # Use PIC %call16 sequences to call a_NAME and b_NAME. + # MODE selects the ISA mode of the code: either "mips16" + # or "nomips16". + .macro callpic,name,mode + .text + .set \mode + .ent callpic_\name\()_\mode +callpic_\name\()_\mode: + pic_prologue \mode + pic_call a_\name,\mode + pic_call b_\name,\mode + pic_epilogue + .end callpic_\name\()_\mode + .endm + + # Use absolute jals to call a_NAME and b_NAME. MODE selects the + # ISA mode of the code: either "mips16" or "nomips16". + .macro jals,name,mode + .text + .set \mode + .ent jals_\name\()_\mode +jals_\name\()_\mode: + .option pic0 + jal a_\name + nop + + jal b_\name + nop + .option pic2 + .end jals_\name\()_\mode + .endm diff --git a/ld/testsuite/ld-mips-elf/mips16-pic-1.ld b/ld/testsuite/ld-mips-elf/mips16-pic-1.ld new file mode 100644 index 0000000..91f1464 --- /dev/null +++ b/ld/testsuite/ld-mips-elf/mips16-pic-1.ld @@ -0,0 +1,22 @@ +SECTIONS +{ + . = 0x40000; + .interp : { *(.interp) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .dynamic : { *(.dynamic) } + .reginfo : { *(.reginfo) } + .hash : { *(.hash) } + . = ALIGN (0x400); + .text : { *(.text) *(.mips16.*) } + .MIPS.stubs : { *(.MIPS.stubs) } + . = ALIGN (0x400); + .rel.plt : { *(.rel.plt) } + .rel.dyn : { *(.rel.dyn) } + . = 0x50000; + _gp = . + 0x7ff0; + .got : { *(.got) } + . = 0x50400; + .data : { *(.data) } + .rld_map : { *(.rld_map) } +} diff --git a/ld/testsuite/ld-mips-elf/mips16-pic-1a.s b/ld/testsuite/ld-mips-elf/mips16-pic-1a.s new file mode 100644 index 0000000..14ea93c --- /dev/null +++ b/ld/testsuite/ld-mips-elf/mips16-pic-1a.s @@ -0,0 +1,144 @@ + .abicalls + .set noreorder + .include "mips16-pic-1.inc" + + # Test local stubs that are only used by MIPS16 PIC calls in this file. + decl unused1,lstub + callpic unused1,mips16 + + # Test local stubs that are only used by MIPS16 jals in this file. + decl unused2,lstub + jals unused2,mips16 + + # Test local stubs that aren't called at all. + decl unused3,lstub + + # Test hidden stubs that are called by MIPS16 PIC calls in this file. + decl unused4,hstub + callpic unused4,mips16 + + # Test hidden stubs that are called by MIPS16 jals in this file. + decl unused5,hstub + jals unused5,mips16 + + # Test hidden stubs that are called by MIPS16 PIC calls in another file. + decl unused6,hstub + + # Test hidden stubs that are called by MIPS16 jals in another file. + decl unused7,hstub + + # Test hidden stubs that aren't called at all. + decl unused8,hstub + + # Test global stubs that are called by MIPS16 jals in this file. + decl unused9,gstub + jals unused9,mips16 + + # Test global stubs that are called by MIPS16 jals in another file. + decl unused10,gstub + + # Test global stubs that aren't called at all. + decl unused11,gstub + + # Test local stubs that are used by non-MIPS16 PIC calls in this file. + decl used1,lstub + callpic used1,nomips16 + + # Test local stubs that are used by non-MIPS16 jals in this file. + decl used2,lstub + jals used2,nomips16 + + # Test local stubs that are used by both MIPS16 and non-MIPS16 PIC + # calls in this file. + decl used3,lstub + callpic used3,nomips16 + callpic used3,mips16 + + # Test local stubs that are used by both MIPS16 and non-MIPS16 jals + # in this file. + decl used4,lstub + jals used4,nomips16 + jals used4,mips16 + + # Test local stubs that are used by a combination of MIPS16 PIC calls + # and non-MIPS16 jals in this file. + decl used5,lstub + jals used5,nomips16 + callpic used5,mips16 + + # Test hidden stubs that are used by non-MIPS16 PIC calls in this file. + decl used6,hstub + callpic used6,nomips16 + + # Test hidden stubs that are used by non-MIPS16 jals in this file. + decl used7,hstub + jals used7,nomips16 + + # Test hidden stubs that are used by non-MIPS16 PIC calls in another + # file. + decl used8,hstub + + # Test hidden stubs that are used by non-MIPS16 jals in another + # file. + decl used9,hstub + + # Test hidden stubs that are used by both MIPS16 and non-MIPS16 PIC + # calls in this file. + decl used10,hstub + callpic used10,nomips16 + callpic used10,mips16 + + # Test hidden stubs that are used by both MIPS16 and non-MIPS16 jals + # in this file. + decl used11,hstub + jals used11,nomips16 + jals used11,mips16 + + # Test hidden stubs that are used by a combination of MIPS16 PIC calls + # and non-MIPS16 jals in this file. + decl used12,hstub + jals used12,nomips16 + callpic used12,mips16 + + # Test global stubs that are used by non-MIPS16 PIC calls in this file. + decl used13,gstub + callpic used13,nomips16 + + # Test global stubs that are used by non-MIPS16 jals in this file. + decl used14,gstub + jals used14,nomips16 + + # Test global stubs that are used by non-MIPS16 PIC calls in another + # file. + decl used15,gstub + + # Test global stubs that are used by non-MIPS16 jals in another file. + decl used16,gstub + + # Test global stubs that are used by both MIPS16 and non-MIPS16 PIC + # calls in this file. + decl used17,gstub + callpic used17,nomips16 + callpic used17,mips16 + + # Test global stubs that are used by both MIPS16 and non-MIPS16 jals + # in this file. + decl used18,gstub + jals used18,nomips16 + jals used18,mips16 + + # Test global stubs that are used by a combination of MIPS16 PIC calls + # and non-MIPS16 jals in this file. + decl used19,gstub + jals used19,nomips16 + callpic used19,mips16 + + # Test global stubs that are used by MIPS16 PIC calls in this file. + # We currently force all targets of call16 relocations to be dynamic, + # and the stub must be the definition of the dynamic symbol. + decl used20,gstub + callpic used20,mips16 + + # Test global stubs that are used by MIPS16 PIC calls in another file. + # Needed for the same reason as used21. + decl used21,gstub diff --git a/ld/testsuite/ld-mips-elf/mips16-pic-1b.s b/ld/testsuite/ld-mips-elf/mips16-pic-1b.s new file mode 100644 index 0000000..9a17072 --- /dev/null +++ b/ld/testsuite/ld-mips-elf/mips16-pic-1b.s @@ -0,0 +1,19 @@ + .abicalls + .set noreorder + .include "mips16-pic-1.inc" + + callpic unused6,mips16 + jals unused7,mips16 + jals unused10,mips16 + callpic used8,nomips16 + jals used9,nomips16 + callpic used15,nomips16 + jals used16,nomips16 + callpic used21,mips16 + + .globl __start + .ent __start + .set nomips16 +__start: + nop + .end __start diff --git a/ld/testsuite/ld-mips-elf/mips16-pic-2.ad b/ld/testsuite/ld-mips-elf/mips16-pic-2.ad new file mode 100644 index 0000000..95c53e5 --- /dev/null +++ b/ld/testsuite/ld-mips-elf/mips16-pic-2.ad @@ -0,0 +1,6 @@ +# [MIPS_GOTSYM, MIPS_SYMTABNO) covers used4...used7. +#... + .* \(MIPS_SYMTABNO\) * 10 +#... + .* \(MIPS_GOTSYM\) * 0x6 +#pass diff --git a/ld/testsuite/ld-mips-elf/mips16-pic-2.dd b/ld/testsuite/ld-mips-elf/mips16-pic-2.dd new file mode 100644 index 0000000..75ea6dc --- /dev/null +++ b/ld/testsuite/ld-mips-elf/mips16-pic-2.dd @@ -0,0 +1,208 @@ + +.* + + +Disassembly of section \.text: + +00040400 <unused1>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040404 <unused2>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040408 <unused3>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +0004040c <unused4>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040410 <unused5>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040414 <used1>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040418 <used2>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +0004041c <used3>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040420 <\.mips16\.used4>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040424 <\.mips16\.used5>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040428 <\.mips16\.used6>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +0004042c <\.mips16\.used7>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040430 <\.mips16\.used8>: +.*: [^\t]* jr ra +.*: [^\t]* nop + +00040434 <foo>: +.*: [^\t]* li v0,1 +.*: [^\t]* la v1,47ff0 <.*> +.*: [^\t]* sll v0,16 +.*: [^\t]* addu v0,v1 +.*: [^\t]* move gp,v0 +.*: [^\t]* addiu sp,-32 +.*: [^\t]* sw v0,16\(sp\) +.*: [^\t]* sw ra,20\(sp\) +# 40400: unused1 +.*: [^\t]* lw v0,-32744\(v0\) +.*: [^\t]* addiu v0,1025 +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,-32740\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,-32708\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,20\(sp\) +.*: [^\t]* jr v0 +.*: [^\t]* addiu sp,32 +#... + +00040480 <bar>: +.*: [^\t]* li v0,1 +.*: [^\t]* la v1,47ff0 <.*> +.*: [^\t]* sll v0,16 +.*: [^\t]* addu v0,v1 +.*: [^\t]* move gp,v0 +.*: [^\t]* addiu sp,-32 +.*: [^\t]* sw v0,16\(sp\) +.*: [^\t]* sw ra,20\(sp\) +.*: [^\t]* lw v0,-32736\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,-32696\(v0\) +.*: [^\t]* jalr v0 +.*: [^\t]* move t9,v0 +.*: [^\t]* lw v0,16\(sp\) +.*: [^\t]* move gp,v0 +.*: [^\t]* lw v0,20\(sp\) +.*: [^\t]* jr v0 +.*: [^\t]* addiu sp,32 +#... + +000404c0 <__fn_used1>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 40414: used1 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,1045 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +000404e4 <__fn_used2>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 40418: used2 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,1049 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040508 <__fn_used3>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 4041c: used3 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,1053 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +0004052c <used4>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 40420: used4 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,1057 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040550 <used5>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 40424: used5 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,1061 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040574 <used6>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 40428: used6 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,1065 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +00040598 <used7>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 4042c: used7 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,1069 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop + +000405bc <used8>: +.*: [^\t]* lui gp,.* +.*: [^\t]* addiu gp,gp,.* +.*: [^\t]* addu gp,gp,t9 +# 40430: used8 +.*: [^\t]* lw v0,-32744\(gp\) +.*: [^\t]* nop +.*: [^\t]* addiu v0,v0,1073 +.*: [^\t]* mfc1 a0,\$f12 +.*: [^\t]* jr v0 +.*: [^\t]* nop diff --git a/ld/testsuite/ld-mips-elf/mips16-pic-2.gd b/ld/testsuite/ld-mips-elf/mips16-pic-2.gd new file mode 100644 index 0000000..ebc341e --- /dev/null +++ b/ld/testsuite/ld-mips-elf/mips16-pic-2.gd @@ -0,0 +1,28 @@ + +Primary GOT: + Canonical gp value: 00057ff0 + + Reserved entries: + Address Access Initial Purpose + 00050000 -32752\(gp\) 00000000 Lazy resolver + 00050004 -32748\(gp\) 80000000 Module pointer \(GNU extension\) + + Local entries: + Address Access Initial + 00050008 -32744\(gp\) 00040000 + 0005000c -32740\(gp\) 00040409 + 00050010 -32736\(gp\) 0004040d + 00050014 -32732\(gp\) 00000000 + 00050018 -32728\(gp\) 00000000 + 0005001c -32724\(gp\) 00000000 + 00050020 -32720\(gp\) 00000000 + 00050024 -32716\(gp\) 00000000 + 00050028 -32712\(gp\) 00000000 + + Global entries: + Address Access Initial Sym\.Val\. Type Ndx Name + 0005002c -32708\(gp\) 00040574 00040574 FUNC 6 used6 + 00050030 -32704\(gp\) 0004052c 0004052c FUNC 6 used4 + 00050034 -32700\(gp\) 00040550 00040550 FUNC 6 used5 + 00050038 -32696\(gp\) 00040598 00040598 FUNC 6 used7 + diff --git a/ld/testsuite/ld-mips-elf/mips16-pic-2.nd b/ld/testsuite/ld-mips-elf/mips16-pic-2.nd new file mode 100644 index 0000000..c4ad9fd --- /dev/null +++ b/ld/testsuite/ld-mips-elf/mips16-pic-2.nd @@ -0,0 +1,10 @@ +# used8 should come before MIPS_GOTSYM. +#... + 4: 000405bc 36 FUNC GLOBAL DEFAULT .* used8 + 5: .* _GLOBAL_OFFSET_TABLE_ + 6: 00040574 36 FUNC GLOBAL DEFAULT .* used6 + 7: 0004052c 36 FUNC GLOBAL DEFAULT .* used4 + 8: 00040550 36 FUNC GLOBAL DEFAULT .* used5 + 9: 00040598 36 FUNC GLOBAL DEFAULT .* used7 + +#pass diff --git a/ld/testsuite/ld-mips-elf/mips16-pic-2.rd b/ld/testsuite/ld-mips-elf/mips16-pic-2.rd new file mode 100644 index 0000000..8411dbe --- /dev/null +++ b/ld/testsuite/ld-mips-elf/mips16-pic-2.rd @@ -0,0 +1,9 @@ + +Relocation section '\.rel\.dyn' .*: +.* +0+00000 * [0-9]+ * R_MIPS_NONE * +0+50400 * [0-9]+ * R_MIPS_REL32 * +0+50404 * [0-9]+ * R_MIPS_REL32 * +0+50410 * [0-9]+ * R_MIPS_REL32 * +0+50408 * [0-9]+ * R_MIPS_REL32 * 0004052c * used4 +0+50414 * [0-9]+ * R_MIPS_REL32 * 00040550 * used5 diff --git a/ld/testsuite/ld-mips-elf/mips16-pic-2a.s b/ld/testsuite/ld-mips-elf/mips16-pic-2a.s new file mode 100644 index 0000000..08a1269 --- /dev/null +++ b/ld/testsuite/ld-mips-elf/mips16-pic-2a.s @@ -0,0 +1,63 @@ + .abicalls + .set noreorder + .include "mips16-pic-1.inc" + + # Test local stubs that are only used by MIPS16 PIC calls in this file. + lstub unused1,shared + + # Test local stubs that aren't called at all. + lstub unused2,shared + + # Test hidden stubs that are called by MIPS16 PIC calls in this file. + hstub unused3,shared + + # Test hidden stubs that are called by MIPS16 PIC calls in another file. + hstub unused4,shared + + # Test hidden stubs that aren't called at all. + hstub unused5,shared + + + # Test local stubs that are referenced by absolute relocations + # in this file. + lstub used1,shared + + # Test hidden stubs that are referenced by absolute relocations + # in this file. + hstub used2,shared + + # Test hidden stubs that are referenced by absolute relocations + # in another file. + hstub used3,shared + + # Test global stubs that are referenced by absolute relocations + # in this file. + gstub used4,shared + + # Test global stubs that are referenced by absolute relocations + # in another file. + gstub used5,shared + + # Test global stubs that are called by MIPS16 PIC calls in this file. + gstub used6,shared + + # Test global stubs that are called by MIPS16 PIC calls in another file. + gstub used7,shared + + # Test global stubs that aren't referenced at all. + gstub used8,shared + + .set mips16 + .ent foo +foo: + pic_prologue mips16 + pic_call unused1,mips16 + pic_call unused3,mips16 + pic_call used6,mips16 + pic_epilogue + .end foo + + .data + .word used1 + .word used2 + .word used4 diff --git a/ld/testsuite/ld-mips-elf/mips16-pic-2b.s b/ld/testsuite/ld-mips-elf/mips16-pic-2b.s new file mode 100644 index 0000000..2a66b5a --- /dev/null +++ b/ld/testsuite/ld-mips-elf/mips16-pic-2b.s @@ -0,0 +1,16 @@ + .abicalls + .set noreorder + .include "mips16-pic-1.inc" + + .set mips16 + .ent bar +bar: + pic_prologue mips16 + pic_call unused4,mips16 + pic_call used7,mips16 + pic_epilogue + .end bar + + .data + .word used3 + .word used5 |