* config/tc-mips.c (fix_24k_record_store_info): If the previous
instruction was a store, and the next instructions are unknown,
assume the worst.
gas/testsuite/
* gas/mips/24k-branch-delay-1.d: Do not allow stores to be put
into delay slots.
* gas/mips/24k-triple-stores-1.d: Put the first nop after the
second store, rather than the first.
* gas/mips/24k-triple-stores-2.d: Likewise.
* gas/mips/24k-triple-stores-4.d: Likewise.
* gas/mips/24k-triple-stores-8.d: Likewise.
* gas/mips/24k-triple-stores-3.d: Remove first nop.
* gas/mips/24k-triple-stores-5.d: Likewise.
* gas/mips/24k-triple-stores-6.d: Likewise.
* gas/mips/24k-triple-stores-7.d: Likewise.
* gas/mips/24k-triple-stores-9.d: Add a nop after the second store.
Expect a nop at the end.
* gas/mips/24k-triple-stores-10.d: Put the first nop after the
second store, rather than the first. Expect a nop at the end.
PR gas/12915
* config/tc-mips.c (append_insn): Only consider hazards between the
pre-noreorder block and ip.
gas/testsuite/
* gas/mips/pr12915.s, gas/mips/pr12915.d: New test.
* gas/mips/mips.exp: Run it.
* config/tc-mips.c (append_insn): Disable branch relaxation for
DSP instructions.
gas/testsuite/
* gas/mips/relax-bposge.l: New test for DSP branch relaxation.
* gas/mips/relax-bposge.s: Source for the new test.
* gas/mips/mips.exp: Run the new test.
* config/tc-mips.c (RELAX_BRANCH_ENCODE): Encode the temporary
register to use.
(RELAX_BRANCH_UNCOND): Adjust accordingly.
(RELAX_BRANCH_LIKELY): Likewise.
(RELAX_BRANCH_LINK): Likewise.
(RELAX_BRANCH_TOOFAR): Likewise.
(RELAX_BRANCH_AT): New macro.
(append_insn): Encode the temporary register to use in standard
MIPS branch relaxation.
(relaxed_branch_length): Update according to changes to
RELAX_BRANCH_ENCODE.
(md_convert_frag): Use the encoded register as the temporary.
gas/testsuite/
* gas/mips/relax-at.d: New test for branch relaxation with .set
at.
* gas/mips/relax.s: Update to support the new test.
* gas/mips/relax.l: Update accordingly.
* gas/mips/relax.d: Update for multi-arch invocation.
* gas/mips/mips.exp: Run the new test. Adjust to run "relax"
across all applicable architectures.
* config/tc-mips.c (mips_fix_adjustable): On REL targets also
reject PC-relative relocations.
gas/testsuite/
* gas/mips/branch-misc-2.d: Adjust for relocation change.
* gas/mips/branch-misc-2pic.d: Likewise.
* gas/mips/branch-misc-4.d: New test for PC-relative relocation
overflow.
* gas/mips/branch-misc-4-64.d: Likewise.
* gas/mips/branch-misc-4.s: Source for the new tests.
* testsuite/gas/mips/mips.exp: Run the new tests.
for new fake labels created off the dot special symbol.
* config/tc-mips.h (tc_new_dot_label): New macro.
(mips_record_label): New prototype.
* config/tc-mips.c (my_getExpression): Remove MIPS16 fake label
annotation.
(s_cons, s_float_cons, s_gpword, s_gpdword): Only clear labels
recorded once data expressions have been evaluated.
(mips_define_label): Move code to record labels over to...
(mips_record_label): ... this new function.
* doc/internals.texi: Document tc_new_dot_label.
* config/tc-mips.c (file_ase_mips16): Adjust comment.
(append_insn): Update file_ase_mips16.
(mips_after_parse_args): Don't set file_ase_mips16 here.
gas/testsuite/
* gas/mips/elf_ase_mips16.d: Update test for new MIPS16 ASE flag
semantics.
* gas/mips/elf_ase_mips16-2.d: New test.
* gas/mips/nop.s: Source for the new test.
* gas/mips/mips.exp: Run the new test.
binutils/testsuite/
* lib/binutils-common.exp (regexp_diff): Implement inverse
matching, requested by `!'.
* config/tc-mips.c (macro) <ld_st>: Don't load a zero into an
auxiliary register when using a signed 16-bit constant offset.
gas/testsuite/
* gas/mips/ldstla-32.d: Update according to a 16-bit constant
offset optimization.
* gas/mips/ldstla-32-mips3.d: Likewise.
* gas/mips/ldstla-32-shared.d: Likewise.
* gas/mips/ldstla-32-mips3-shared.d: Likewise.
* config/tc-mips.c (macro_build): Remove gas_assert from 'o' case.
Use a restricted gas_assert for 'i' and 'j'.
gas/testsuite/
* gas/mips/elf-rel28.s, gas/mips/elf-rel28-n32.d,
gas/mips/elf-rel28-n64.d: New test.
* gas/mips/mips.exp: Run it.
* mips-opc.c (mips_builtin_opcodes): Move M_LD_OB and M_SD_OB
macros before their corresponding MIPS III hardware instructions.
gas/
* config/tc-mips.c (macro)[M_LD_OB, M_SD_OB]: Handle 64-bit ABIs.
gas/testsuite/
* gas/mips/lineno.s: Convert to o32.
* gas/mips/lineno.d: Adjust patterns accordingly. Force the o32
ABI.
* config/tc-mips.c (mips_fix_cn63xxp1): New variable.
(mips_ip): Add errata work around when mips_fix_cn63xxp1 set.
(OPTION_FIX_CN63XXP1, OPTION_NO_FIX_CN63XXP1): New enum options
enumerations.
(md_longopts): Add options for -mfix-cn63xxp1 and -mno-fix-cn63xxp1.
(md_parse_option): Handle OPTION_FIX_CN63XXP1 and
OPTION_NO_FIX_CN63XXP1.
(md_show_usage): Add documentation for -mfix-cn63xxp1.
* doc/c-mips.texi (-mfix-cn63xxp1, -mno-fix-cn63xxp1): Document
the new options.
2010-10-04 David Daney <ddaney@caviumnetworks.com>
* gas/mips/mips.exp (octeon-pref): Run the new test.
* gas/mips/octeon-pref.s: New test.
* gas/mips/octeon-pref.d: New expected results for the new test.
* config/tc-mips.c (macro)[M_JAL_1, M_JAL_2]: Handle the JALR
delay slot in the noreorder mode with the o32 ABI.
gas/testsuite/
* gas/mips/jal-svr4pic-noreorder.d: New test case.
* gas/mips/mips1@jal-svr4pic-noreorder.d: New test
subarchitecture.
* gas/mips/r3000@jal-svr4pic-noreorder.d: Likewise.
* gas/mips/jal-svr4pic-noreorder.s: Source for the new test
case.
* gas/mips/mips.exp: Run the new test case.
* config/tc-mips.c (mips_frob_file): Use symbol_same_p to match
symbols.
gas/testsuite/
* gas/mips/elf-rel27.d: New test for HI16/LO16 relocation
pairing.
* gas/mips/elf-rel27.s: Source for the new test.
* gas/mips/mips.exp: Create "mips16" architecture. Adjust
conditions involving negated properties throughout to require
"mips1" as appropriate. Run the new test.
(mips_arch_destroy): New procedure.
