Bernd Schmidt [Fri, 11 Feb 2011 16:01:19 +0000 (16:01 +0000)]
re PR rtl-optimization/47166 (SpecCpu2000 Ammp segfaults for ARM with -O3 -mthumb)
PR rtl-optimization/47166
* reload1.c (emit_reload_insns): Disable the spill_reg_store
mechanism for PRE_MODIFY and POST_MODIFY.
(inc_for_reload): For PRE_MODIFY, return the insn that sets the
reloadreg.
Rainer Orth [Mon, 7 Feb 2011 13:15:14 +0000 (13:15 +0000)]
backport: target-supports.exp (check_avx_hw_available): New procedure.
Backport from mainline:
2010-07-23 Uros Bizjak <ubizjak@gmail.com>
* lib/target-supports.exp (check_avx_hw_available): New procedure.
(check_effective_target_avx_runtime): New procedure.
* gcc.dg/compat/vector-1b_main.c: Use avx_runtime effective target.
Remove cpuid.h include and __get_cpuid test.
* gcc.dg/compat/vector-2b_main.c: Ditto.
* gcc.target/i386/avx-check.h (main): Also check bit_OSXSAVE.
Nick Clifton [Wed, 2 Feb 2011 14:31:55 +0000 (14:31 +0000)]
Import these patches from the mainline:
2011-01-31 Nick Clifton <nickc@redhat.com>
* config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
registers inside interrupt handlers if the handler is not a leaf
function.
2011-01-25 Nick Clifton <nickc@redhat.com>
* config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
* config/rx/rx.c (rx_function_value): Likewise.
(rx_promote_function_mode): Likewise.
(gen_safe_add): Place an outsized immediate value inside an UNSPEC
in order to make it legitimate.
* config/rx/rx.md (adddi3_internal): If the second operand is a
MEM make sure that the first operand is the same as the result
register.
(addsi3_unspec): Delete.
(subdi3): Do not accept immediate operands.
(subdi3_internal): Likewise.
* config/rx/rx.md (cstoresf4): Pass comparison operator to
rx_split_fp_compare.
2011-01-22 Nick Clifton <nickc@redhat.com>
* config/rx/rx.md (UNSPEC_CONST): New.
(deallocate_and_return): Wrap the amount popped off the stack in
an UNSPEC_CONST in order to stop it being rejected by
-mmax-constant-size.
(pop_and_return): Add a "(return)" rtx.
(call): Drop the immediate operand.
(call_internal): Likewise.
(call_value): Likewise.
(call_value_internal): Likewise.
(sibcall_internal): Likewise.
(sibcall_value_internal): Likewise.
(sibcall): Likewise. Generate an explicit call using
sibcall_internal.
(sibcall_value): Likewise.
(mov<>): FAIL if a constant operand is not legitimate.
(addsi3_unpsec): New pattern.
* config/rx/rx.c (rx_print_operand_address): Handle UNPSEC
CONSTs.
(ok_for_max_constant): New function.
(gen_safe_add): New function.
(rx_expand_prologue): Use gen_safe_add.
(rx_expand_epilogue): Likewise.
(rx_is_legitimate_constant): Use ok_for_max_constant. Handle
UNSPEC CONSTs.
2011-01-17 Richard Henderson <rth@redhat.com>
* config/rx/predicates.md (rx_constshift_operand): Use match_test.
(rx_restricted_mem_operand): New.
(rx_shift_operand): Use register_operand.
(rx_source_operand, rx_compare_operand): Likewise.
* config/rx/rx.md (addsi3_flags): New expander.
(adddi3): Rewrite as expander.
(adc_internal, *adc_flags, adddi3_internal): New patterns.
(subsi3_flags): New expander.
(subdi3): Rewrite as expander.
(sbb_internal, *sbb_flags, subdi3_internal): New patterns.
* config/rx/rx.c (RX_BUILTIN_SAT): Remove.
(rx_init_builtins): Remove sat builtin.
(rx_expand_builtin): Likewise.
* config/rx/rx.md (ssaddsi3): New.
(*sat): Rename from sat. Represent the CC_REG input.
* config/rx/predicates.md (rshift_operator): New.
* config/rx/rx.c (rx_expand_insv): Remove.
* config/rx/rx-protos.h: Update.
* config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
operand to the canonical position.
(*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
(*bitclr, *bitclr_in_memory): Similarly.
(*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
(insv): Retain the zero_extract in the expansion.
* config/rx/rx.md (bswapsi2): Use = not + for output reload.
(bswaphi2, bitinvert, revw): Likewise.
* config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
(gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
* config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
(stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
(bitset, bitset_in_memory): Likewise.
(bitinvert, bitinvert_in_memory): Likewise.
(bitclr, bitclr_in_memory): Likewise.
(insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
(rx_strend, rx_cmpstrn): Likewise.
(rx_setmem): Likewise. Make the source BLKmode to match the dest.
(bitop peep2 patterns): Remove.
* config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
* config/rx/rx.c (rx_print_operand): Remove workaround for
unsplit comparison operations.
* config/rx/rx.md (movsicc): Split after reload.
(*movsicc): Merge *movsieq and *movsine via match_operator.
(*stcc): New pattern.
* config/rx/rx.c (rx_float_compare_mode): Remove.
* config/rx/rx.h (rx_float_compare_mode): Remove.
* config/rx/rx.md (cstoresi4): Split after reload.
(*sccc): New pattern.
* config/rx/predicates.md (label_ref_operand): New.
(rx_z_comparison_operator): New.
(rx_zs_comparison_operator): New.
(rx_fp_comparison_operator): New.
* config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
Validate that the flags are set properly for the comparison.
(rx_gen_cond_branch_template): Remove.
(rx_cc_modes_compatible): Remove.
(mode_from_flags): New.
(flags_from_code): Rename from flags_needed_for_conditional.
(rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
(rx_select_cc_mode): Likewise.
(rx_split_fp_compare): New.
(rx_split_cbranch): New.
* config/rx/rx.md (most_cond, zs_cond): Remove iterators.
(*cbranchsi4): Use match_operator and rx_split_cbranch.
(*cbranchsf4): Similarly.
(*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
match_operator and rx_split_cbranch.
(*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
(*cmpsi): Rename from cmpsi.
(*tstsi): Rename from tstsi.
(*cmpsf): Rename from cmpsf; use CC_Fmode.
(*conditional_branch): Rename from conditional_branch.
(*reveresed_conditional_branch): Remove.
(b<code>): Remove expander.
* config/rx/rx-protos.h: Update.
* config/rx/rx.c (rx_compare_redundant): Remove.
* config/rx/rx.md (cmpsi): Don't use it.
* config/rx/rx-protos.h: Update.
* config/rx/rx-modes.def (CC_F): New mode.
* config/rx/rx.c (rx_select_cc_mode): New.
* config/rx/rx.h (SELECT_CC_MODE): Use it.
* config/rx/rx-protos.h: Update.
Gerald Pfeifer [Sun, 30 Jan 2011 12:33:35 +0000 (12:33 +0000)]
codecvt.xml: Fix link to The Austin Common Standards Revision Group.
* doc/xml/manual/codecvt.xml: Fix link to The Austin Common
Standards Revision Group.
* doc/xml/manual/locale.xml: Ditto.
* doc/xml/manual/messages.xml: Ditto.
* doc/xml/manual/using_exceptions.xml: Ditto.
Tobias Burnus [Tue, 25 Jan 2011 17:01:06 +0000 (18:01 +0100)]
backport: re PR fortran/47331 (ICE in make_decl_rtl, at varasm.c:1133 (with -fopenmp))
2011-01-25 Tobias Burnus <burnus@net-b.de>
Backport from mainline
2011-01-17 Jakub Jelinek <jakub@redhat.com>
PR fortran/47331
* gfortran.h (struct gfc_omp_saved_state): New type.
(gfc_omp_save_and_clear_state, gfc_omp_restore_state): New
prototypes.
* resolve.c (resolve_global_procedure): Call it around
gfc_resolve call.
2011-01-25 Tobias Burnus <burnus@net-b.de>
Backport from mainline
2011-01-17 Jakub Jelinek <jakub@redhat.com>
PR fortran/47331
* gfortran.dg/gomp/pr47331.f90: New test.
Tobias Burnus [Fri, 21 Jan 2011 22:38:55 +0000 (23:38 +0100)]
re PR fortran/47394 (Internal compiler error when error count limit is reached)
2011-01-21 Tobias Burnus <burnus@net-b.de>
PR fortran/47394
* error.c (gfc_error_now, gfc_fatal_error, gfc_error_check):
Use defined instead of magic number exit status codes.
* scanner.c (include_line, gfc_new_file): Ditto.
* gfortranspec.c (lang_specific_driver): Ditto.
* config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
Use <avxpermvecmode> on mask register.
(avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
gcc/testsuite/
2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline
2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
Jakub Jelinek [Sun, 16 Jan 2011 20:26:27 +0000 (21:26 +0100)]
backport: re PR c/47150 (ICE in gimplify_expr at gimplify.c)
Backport from mainline
2011-01-06 Jakub Jelinek <jakub@redhat.com>
PR c/47150
* c-convert.c (convert): When converting a complex expression
other than COMPLEX_EXPR to a different complex type, ensure
c_save_expr is called instead of save_expr, unless in_late_binary_op.
* c-typeck.c (convert_for_assignment): Set in_late_binary_op also
when converting COMPLEX_TYPE.
Jakub Jelinek [Sun, 16 Jan 2011 20:21:42 +0000 (21:21 +0100)]
backport: re PR tree-optimization/43655 (-ftree-ter causes FAIL: g++.old-deja/g++.law/temps5.C execution test)
Backport from mainline
2010-12-16 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/43655
* tree-ssa-ter.c (is_replaceable_p): Don't use
gimple_references_memory_p for -O0, instead check for load
by looking at rhs.
Jakub Jelinek [Sun, 16 Jan 2011 20:16:30 +0000 (21:16 +0100)]
backport: re PR rtl-optimization/46804 (gfortran.dg/char_cshift_2.f90 FAILs with -fregmove)
Backport from mainline
2010-12-10 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/46804
* regmove.c (optimize_reg_copy_3): Look for REG_EQUAL note
on the setter of src_reg rather than on insn. If it is
equal to the setter's original SET_SRC, replace it with its
zero or sign extension instead of dropping it.
Jakub Jelinek [Sun, 16 Jan 2011 20:14:37 +0000 (21:14 +0100)]
backport: re PR rtl-optimization/46865 (Using -save-temps (or ccache, distcc) produces different results with multiline macros containing asm code)
Backport from mainline
2010-12-10 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/46865
* rtl.c (rtx_equal_p_cb, rtx_equal_p): For last operand of
ASM_OPERANDS and ASM_INPUT if integers are different,
call locator_eq.
* jump.c (rtx_renumbered_equal_p): Likewise.
* gcc.target/i386/pr46865-1.c: New test.
* gcc.target/i386/pr46865-2.c: New test.
Jakub Jelinek [Sun, 16 Jan 2011 20:11:16 +0000 (21:11 +0100)]
backport: re PR target/41082 (FAIL: gfortran.fortran-torture/execute/where_2.f90 execution, -O3)
Backport from mainline
2010-12-09 Jakub Jelinek <jakub@redhat.com>
PR target/41082
* config/rs6000/rs6000.c (rs6000_expand_vector_extract): Use stvx
instead of stve*x.
(altivec_expand_stv_builtin): For op0 use mode of operand 1 instead
of operand 0.
* config/rs6000/altivec.md (VI_scalar): New mode attr.
(altivec_stve<VI_char>x, *altivec_stvesfx): Use scalar instead of
vector mode for operand 0, put operand 1 into UNSPEC.
Thomas Koenig [Sun, 16 Jan 2011 11:46:55 +0000 (11:46 +0000)]
backport: re PR fortran/45777 (Alias analysis broken for arrays where LHS or RHS is a component ref)
2011-01-16 Thomas Koenig <tkoenig@gcc.gnu.org>
Backport from trunk
PR fortran/45777
* symbol.c (gfc_symbols_could_alias): Strip gfc_ prefix,
make static and move in front of its only caller, to ...
* trans-array.c (symbols_could_alias): ... here.
Pass information about pointer and target status as
arguments. Allocatable arrays don't alias anything
unless they have the POINTER attribute.
(gfc_could_be_alias): Keep track of pointer and target
status when following references. Also check if typespecs
of components match those of other components or symbols.
* gfortran.h: Remove prototype for gfc_symbols_could_alias.
2011-01-16 Thomas Koenig <tkoenig@gcc.gnu.org>
Backport from trunk
PR fortran/45777
* gfortran.dg/dependency_39.f90: New test.
Nick Clifton [Thu, 13 Jan 2011 17:20:20 +0000 (17:20 +0000)]
Import this fix from the mainline:
2010-10-19 Nick Clifton <nickc@redhat.com>
* config/rx/rx.c (rx_function_value): Small integer types are
promoted to SImode.
(rx_promote_function_mode): New function.
(TARGET_PROMOTE_FUNCTION_MODE): Define.
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