backport: re PR target/61055 ([avr] wrong test instruction after increment with -O1)
gcc/
Backport from 2014-05-09 trunk r210267
PR target/61055
* config/avr/avr.md (cc): Add new attribute set_vzn.
(addqi3, addqq3, adduqq3, subqi3, subqq3, subuqq3, negqi2) [cc]:
Set cc insn attribute to set_vzn instead of set_zn for alternatives
with INC, DEC or NEG.
* config/avr/avr.c (avr_notice_update_cc): Handle SET_VZN.
(avr_out_plus_1): ADIW sets cc0 to CC_SET_CZN.
INC, DEC and ADD+ADC set cc0 to CC_CLOBBER.
gcc/testsuite/
Backport from 2014-05-09 trunk r210267
PR target/61055
* gcc.target/avr/torture/pr61055.c: New test.
builtins.c (expand_builtin_setjmp_receiver): Emit a use of the hard frame pointer.
gcc/
* builtins.c (expand_builtin_setjmp_receiver): Emit a use of
the hard frame pointer. Synchronize commentary with mainline.
* cse.c (cse_insn): Only check for volatile asms.
* cselib.c (cselib_process_insn): Likewise.
* dse.c (scan_insn): Likewise.
* stmt.c (expand_nl_goto_receiver): Emit a use and a clobber of
the hard frame pointer.
Jonathan Wakely [Tue, 6 May 2014 13:27:46 +0000 (14:27 +0100)]
Backport libstdc++/60594 fix from mainline.
PR libstdc++/60594
* include/std/functional (function::_Callable): Exclude own type
from the callable checks.
* testsuite/20_util/function/60594.cc: New.
Richard Biener [Tue, 6 May 2014 09:02:08 +0000 (09:02 +0000)]
backport: [multiple changes]
2014-05-06 Richard Biener <rguenther@suse.de>
Backport from mainline
2014-04-17 Richard Biener <rguenther@suse.de>
PR middle-end/60849
* tree-ssa-propagate.c (valid_gimple_rhs_p): Only allow effective
boolean results for comparisons.
* g++.dg/opt/pr60849.C: New testcase.
2014-04-07 Richard Biener <rguenther@suse.de>
PR tree-optimization/60766
* tree-ssa-loop-ivopts.c (cand_value_at): Compute in an
unsigned type.
(may_eliminate_iv): Convert cand_value_at result to desired
type.
* gcc.dg/torture/pr60766.c: New testcase.
2014-04-23 Richard Biener <rguenther@suse.de>
PR tree-optimization/60903
* tree-ssa-loop-im.c (execute_sm_if_changed): Properly apply
IRREDUCIBLE_LOOP loop flags to newly created BBs and edges.
Richard Biener [Mon, 5 May 2014 13:48:42 +0000 (13:48 +0000)]
Backport PRs 59817, 60453, 60750, 60836, 60895
2014-05-05 Richard Biener <rguenther@suse.de>
Backport from mainline
2014-04-23 Richard Biener <rguenther@suse.de>
PR middle-end/60895
* tree-inline.c (declare_return_variable): Use mark_addressable.
* g++.dg/torture/pr60895.C: New testcase.
2014-04-07 Richard Biener <rguenther@suse.de>
PR middle-end/60750
* tree-ssa-operands.c (maybe_add_call_vops): Also add VDEFs
for noreturn calls.
* tree-cfgcleanup.c (fixup_noreturn_call): Do not remove VDEFs.
* g++.dg/torture/pr60750.C: New testcase.
* gcc.dg/tree-ssa/20040517-1.c: Adjust.
2014-04-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/59817
PR tree-optimization/60453
* graphite-scop-detection.c (graphite_can_represent_scev): Complete
recursion to catch all CHRECs in the scalar evolution and restrict
the predicate for the remains appropriately.
* gfortran.dg/graphite/pr59817.f: New testcase.
* gcc.dg/graphite/pr59817-1.c: Likewise.
* gcc.dg/graphite/pr59817-2.c: Likewise.
2014-04-17 Richard Biener <rguenther@suse.de>
PR tree-optimization/60836
* tree-vect-loop.c (vect_create_epilog_for_reduction): Force
initial PHI args to be gimple values.
Bill Schmidt [Fri, 2 May 2014 21:51:09 +0000 (21:51 +0000)]
re PR tree-optimization/60930 (Wrong folding of - ((unsigned long long) a * (unsigned long long) (unsigned int)-1))
[gcc]
2014-05-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/60930
* gimple-ssa-strength-reduction.c (create_mul_imm_cand): Reject
creating a multiply candidate by folding two constant
multiplicands when the result overflows.
[gcc/testsuite]
2014-05-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/60930
* gcc.dg/torture/pr60930.c: New test.
* config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
support for decimal floating point builtin functions.
(rs6000_expand_ternop_builtin): Add checks for the new builtin
functions that take constant arguments.
(rs6000_invalid_builtin): Add decimal floating point builtin
support.
(rs6000_init_builtins): Setup long double, _Decimal64, and
_Decimal128 types for new builtin functions.
(builtin_function_type): Set the unsigned flags appropriately for
the new builtin functions.
(rs6000_opt_masks): Add support for decimal floating point builtin
functions.
* config/rs6000/rs6000.h (RS6000_BTM_DFP): Add support for decimal
floating point builtin functions.
(RS6000_BTM_COMMON): Likewise.
(RS6000_BTI_long_double): Likewise.
(RS6000_BTI_dfloat64): Likewise.
(RS6000_BTI_dfloat128): Likewise.
(long_double_type_internal_node): Likewise.
(dfloat64_type_internal_node): Likewise.
(dfloat128_type_internal_node): Likewise.
* config/rs6000/altivec.h (UNSPEC_BCDADD): Add support for ISA
2.07 bcd arithmetic instructions.
(UNSPEC_BCDSUB): Likewise.
(UNSPEC_BCD_OVERFLOW): Likewise.
(UNSPEC_BCD_ADD_SUB): Likewise.
(bcd_add_sub): Likewise.
(BCD_TEST): Likewise.
(bcd<bcd_add_sub>): Likewise.
(bcd<bcd_add_sub>_test): Likewise.
(bcd<bcd_add_sub>_test2): Likewise.
(bcd<bcd_add_sub>_<code>): Likewise.
(peephole2 for combined bcd ops): Likewise.
* config/rs6000/dfp.md (UNSPEC_DDEDPD): Add support for new
decimal floating point builtin functions.
(UNSPEC_DENBCD): Likewise.
(UNSPEC_DXEX): Likewise.
(UNSPEC_DIEX): Likewise.
(UNSPEC_DSCLI): Likewise.
(UNSPEC_DSCRI): Likewise.
(D64_D128): Likewise.
(dfp_suffix): Likewise.
(dfp_ddedpd_<mode>): Likewise.
(dfp_denbcd_<mode>): Likewise.
(dfp_dxex_<mode>): Likewise.
(dfp_diex_<mode>): Likewise.
(dfp_dscli_<mode>): Likewise.
(dfp_dscri_<mode>): Likewise.
* config/rs6000/rs6000.md (UNSPEC_ADDG6S): Add support for new BCD
builtin functions.
(UNSPEC_CDTBCD): Likewise.
(UNSPEC_CBCDTD): Likewise.
(UNSPEC_DIVE): Add support for new extended divide builtin
functions.
(UNSPEC_DIVEO): Likewise.
(UNSPEC_DIVEU): Likewise.
(UNSPEC_DIVEUO): Likewise.
(UNSPEC_UNPACK_128BIT): Add support for new builtin functions to
pack/unpack 128-bit types.
(UNSPEC_PACK_128BIT): Likewise.
(idiv_ldiv): New mode attribute to set the 32/64-bit divide type.
(udiv<mode>3): Use idiv_ldiv mode attribute.
(div<mode>3): Likewise.
(addg6s): Add new BCD builtin functions.
(cdtbcd): Likewise.
(cbcdtd): Likewise.
(UNSPEC_DIV_EXTEND): Add support for new extended divide
instructions.
(div_extend): Likewise.
(div<div_extend>_<mode>"): Likewise.
(FP128_64): Add support for new builtin functions to pack/unpack
128-bit types.
(unpack<mode>): Likewise.
(unpacktf_0): Likewise.
(unpacktf_1): Likewise.
(unpack<mode>_dm): Likewise.
(unpack<mode>_nodm): Likewise.
(pack<mode>): Likewise.
(unpackv1ti): Likewise.
(packv1ti): Likewise.
[gcc/testsuite]
2014-04-30 Michael Meissner <meissner@linux.vnet.ibm.com>
Back port from mainline
2014-04-24 Michael Meissner <meissner@linux.vnet.ibm.com>
* gcc.target/powerpc/pack01.c: New test to test the new pack and
unpack builtin functionss for 128-bit types.
* gcc.target/powerpc/pack02.c: Likewise.
* gcc.target/powerpc/pack03.c: Likewise.
* gcc.target/powerpc/extend-divide-1.c: New test to test extended
divide builtin functionss.
* gcc.target/powerpc/extend-divide-2.c: Likewise.
* gcc.target/powerpc/bcd-1.c: New test for the new BCD builtin
functions.
* gcc.target/powerpc/bcd-2.c: Likewise.
* gcc.target/powerpc/bcd-3.c: Likewise.
* gcc.target/powerpc/dfp-builtin-1.c: New test for the new DFP
builtin functionss.
* gcc.target/powerpc/dfp-builtin-2.c: Likewise.
Eric Botcazou [Mon, 28 Apr 2014 10:05:29 +0000 (10:05 +0000)]
configure.ac: Tweak GAS check for LEON instructions on SPARC.
* configure.ac: Tweak GAS check for LEON instructions on SPARC.
* configure: Regenerate.
* config/sparc/sparc.opt (muser-mode): New option.
* config/sparc/sync.md (atomic_compare_and_swap<mode>_1): Do not enable
for LEON3.
(atomic_compare_and_swap_leon3_1): New instruction for LEON3.
* doc/invoke.texi (SPARC options): Document -muser-mode.
* config/rs6000/altivec.md (UNSPEC_VBPERMQ): Add support for the
vbpermq instruction.
(altivec_vbpermq): Likewise.
PR target/60672
* config/rs6000/altivec.h (vec_xxsldwi): Add missing define to
enable use of xxsldwi and xxpermdi builtin functions.
(vec_xxpermdi): Likewise.
* doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
Document use of vec_xxsldwi and vec_xxpermdi builtins.
[gcc/testsuite]
2014-04-23 Michael Meissner <meissner@linux.vnet.ibm.com>
Back port from main line:
2014-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
* gcc.target/powerpc/p8vector-vbpermq.c: New test to test the
vbpermq builtin.
* config/rs6000/altivec.md (UNSPEC_VBPERMQ): Add support for the
vbpermq instruction.
(altivec_vbpermq): Likewise.
PR target/60672
* config/rs6000/altivec.h (vec_xxsldwi): Add missing define to
enable use of xxsldwi and xxpermdi builtin functions.
(vec_xxpermdi): Likewise.
* doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
Document use of vec_xxsldwi and vec_xxpermdi builtins.
[gcc/testsuite]
2014-04-23 Michael Meissner <meissner@linux.vnet.ibm.com>
Back port from main line:
2014-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
* gcc.target/powerpc/p8vector-vbpermq.c: New test to test the
vbpermq builtin.
Bill Schmidt [Tue, 15 Apr 2014 18:30:21 +0000 (18:30 +0000)]
revert: [multiple changes]
2014-04-15 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR target/60839
Revert the following patch
2014-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Back port mainline subversion id 209025.
2014-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/60735
* config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If we have
software floating point or no floating point registers, do not
allow any type in the FPRs. Eliminate a test for SPE SIMD types
in GPRs that occurs after we tested for GPRs that would never be
true.
* config/rs6000/rs6000.md (mov<mode>_softfloat32, FMOVE64):
Rewrite tests to use TARGET_DOUBLE_FLOAT and TARGET_E500_DOUBLE,
since the FMOVE64 type is DFmode/DDmode. If TARGET_E500_DOUBLE,
specifically allow DDmode, since that does not use the SPE SIMD
instructions.
Andreas Krebbel [Fri, 11 Apr 2014 10:47:36 +0000 (10:47 +0000)]
htm-nofloat-1.c: Rename to ...
2014-04-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* gcc.target/s390/htm-nofloat-1.c: Rename to ...
* gcc.target/s390/htm-nofloat-compile-1.c: ... this one.
* gcc.target/s390/htm-nofloat-2.c: Add check for htm target and
rename to ...
* gcc.target/s390/htm-nofloat-1.c: ... this one.
* gcc.target/s390/s390.exp: Make sure the assembler supports htm
instructions as well.
Jakub Jelinek [Thu, 10 Apr 2014 07:47:55 +0000 (09:47 +0200)]
backport: re PR middle-end/36282 (Spurious warning "asm declaration ignored due to conflict with previous rename")
Backport from mainline
2014-03-13 Jakub Jelinek <jakub@redhat.com>
PR middle-end/36282
* c-pragma.c (apply_pragma_weak): Only look at
TREE_SYMBOL_REFERENCED (DECL_ASSEMBLER_NAME (decl)) if
DECL_ASSEMBLER_NAME_SET_P (decl).
(maybe_apply_pending_pragma_weaks): Exit early if
vec_safe_is_empty (pending_weaks) rather than only when
!pending_weaks.
(maybe_apply_pragma_weak): Likewise. If !DECL_ASSEMBLER_NAME_SET_P,
set assembler name back to NULL afterwards.
* c-c++-common/pr36282-1.c: New test.
* c-c++-common/pr36282-2.c: New test.
* c-c++-common/pr36282-3.c: New test.
* c-c++-common/pr36282-4.c: New test.
Bill Schmidt [Wed, 9 Apr 2014 20:15:57 +0000 (20:15 +0000)]
backport: [multiple changes]
2014-04-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Backport from mainline r208750
2014-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate a
pattern for vector nor instead of subtract from splat(-1).
(altivec_expand_vec_perm_const_le): Likewise.
Backport from mainline r209235
2014-04-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (rs6000_expand_vector_set): Use vnand
instead of vnor to exploit possible fusion opportunity in the
future.
(altivec_expand_vec_perm_const_le): Likewise.
projects / thirdparty / gcc.git / log
