Decompose function parameters: patch 7

Bug fix and cleanups

Decompose function parameters: patch 6

Decompose function parameters: patch 5

Bug fixes

Decompose function parameters: patch 4'

Decompose function parameters:patch 4

Decompose function parameters: patch 3

Decompose function parameters: patch 2

Decompose function parameters: patch 1

Add STRIP_FRAME parameter. Do not keep symbols after decision.

Bug fix in gen_cast_stmt().

Implemented recursive structure inclining.

Remove struct frame from optimized structures.

Collect functions with structure parameters.

Support builtin_alloc with and w/o alignment.

Added transform of general acceses, fields accesses and support of condition statements.

Assert if condition statement is complicated.

Adding collection of field and general structure accesses.

Exclude programs with inline assembly.

Adding collection and transform of temporaries to function transform.

Added malloc transform, only for VAR_DECLs.

var_transform should precede function_transform for clones

Added collection of allocation sites.

Added generation of new local variables.

Adding variable transform.

Transform variables before functions.

Serialize/deserialize optimization summary.

Added new types generation.

Extend pass manager to execute variable_transform fucntions.

Fixed struct_reorg_read_section to collects only prevailing symbols. Added primitive propagate function.

Added functions to serialize/deserialize struct-reorg summary

Adding data structure to hold symbols whose visibility is critical for structure transformation. These symbols will be serialized and deserialized in WPA.

Initial ipa-struct-reorg pass and struct_reorg_generate_summery function implementation.

2012-10-11  Andrew Pinski  <apinski@cavium.com>

* combine.c (combine_simplify_rtx): Simplify SEQUENCEs.  If we have a set of zero
followed by a zero_extract, this can be simplified to a shift.

2014-03-30  Andrew Pinski  <apinski@cavium.com>

        * testsuite/gcc.dg/octeon/test-backtrace.h (n_functions): Change
        type to unsigned to avoid some warnings.

2014-05-13  Andrew Pinski  <apinski@cavium.com>

       Bug#10636
       * config/mips/mips.c (mips_block_move_straight) : Preserve memref's
       MEM_ATTRS if address is a REG.

2013-11-04  Andrew Pinski  <apinski@cavium.com>

* config/mips/mips.c (mips_block_move_straight): Fix O32 for misaligned
cases.

2012-08-01  Andrew Pinski  <apinski@cavium.com>

start of Bug #4290
* config/mips/mips.c (mips_block_move_straight): Use 32bits loads
if the length is equal to 4 bytes and either of the alignments
is greater than or equal to 32bits.  Also use 32bits when either
of the alignment is equal to 32bits not just when both are equal.

Revert 18567e4d939bb66fe8e3d388084a348d0577eb52

2012-07-16  Andrew Pinski  <apinski@cavium.com>

        Bug #2845
        * target.h (gcc_target): Add mode_for_extraction_insv.
        * expmed.c (store_bit_field_1): Use mode_for_extraction_insv
        and split out into ...
        (store_bit_field_2): Here.
        * target-def.h (TARGET_MODE_FOR_EXTRACTION_INSV): Define.
        (TARGET_INITIALIZER): Add TARGET_MODE_FOR_EXTRACTION_INSV.
        * config/mips/mips.c (mips_mode_for_extraction_insv): New function.
        (TARGET_MODE_FOR_EXTRACTION_INSV): Define.

2012-07-30  Andrew Pinski  <apinski@cavium.com>

* config/mips/mips.c (mips_zero_extend_cost): Fix
cost of zero extending to DImode from SImode for
ISA_HAS_EXT_INS.

2012-07-30  Andrew Pinski  <apinski@cavium.com>

* config/mips/mips.c (mips_rtx_costs): Provide the correct cost of an
expanded ins/dins.

2014-05-09  Andrew Pinski  <apinski@cavium.com>

* testsuite/gcc.target/mips/shift-1.c: Disable for -O0.
* testsuite/gcc.target/mips/movcc-4.c: Disable for -O0
* testsuite/gcc.target/mips/ext-14.c: Disable for -O0.

2014-05-08  Andrew Pinski  <apinski@cavium.com>

* testsuite/gcc.target/mips/ins-3.c: Disable for -O0.
* testsuite/gcc.target/mips/ins-4.c: Disable for -O0.
* testsuite/gcc.target/mips/ins-6.c: Disable for -O0.
* testsuite/gcc.target/mips/ins-7.c: Disable for -O0.
* testsuite/gcc.target/mips/ins-8.c: Disable for -O0.

2014-05-08  Andrew Pinski  <apinski@cavium.com>

* testsuite/gcc.target/mips/unaligned-3.c: Disable loop unrolling.

2014-05-08  Andrew Pinski  <apinski@cavium.com>

* testsuite/gcc.target/mips/unaligned-1.c: Add -mno-octeon-useun.
* testsuite/gcc.target/mips/unaligned-2.c: Skip -O0.

2012-07-16  Andrew Pinski  <apinski@cavium.com>

Bug #2845
* target.h (gcc_target): Add mode_for_extraction_insv.
* expmed.c (store_bit_field_1): Use mode_for_extraction_insv
and split out into ...
(store_bit_field_2): Here.
* target-def.h (TARGET_MODE_FOR_EXTRACTION_INSV): Define.
(TARGET_INITIALIZER): Add TARGET_MODE_FOR_EXTRACTION_INSV.
* config/mips/mips.c (mips_mode_for_extraction_insv): New function.
(TARGET_MODE_FOR_EXTRACTION_INSV): Define.

2012-08-01  Andrew Pinski  <apinski@cavium.com>

        Bug #2837
        * config/mips/mips.c (TARGET_PROMOTE_PROTOTYPES): Remove definition.
* config/mips/mips.md (*baddu_di_eb): New pattern to handle subreg from qi
to di mode.
(*baddu_di_el): Likewise.

* testsuite/gcc.target/mips/ext-2.c: There should be no truncate here.

Fix changelog entry.

2012-11-02  Andrew Pinski  <apinski@cavium.com>

Bug #5142
* testsuite/lib/libstdc++.exp (v3_target_compile_as_c): Add the
multilib directory for the include files.

2012-10-19  Andrew Pinski  <apinski@cavium.com>

* testsuite/27_io/ios_base/storage/2.cc: Skip testcase for LP64 targets.

2014-04-14  Andrew Pinski  <apinski@cavium.com>

Bug #10070
* testsuite/gcc.dg/tree-ssa/vrp-assert-3.c: New testcase.
* tree-vrp.c (register_edge_assert_for_2): Also assert when
the conversion is from bool.

2014-04-06  Andrew Pinski  <apinski@cavium.com>

Bug #10070
* testsuite/gcc.dg/tree-ssa/vrp-assert-1.c: Remove the xfail.
* testsuite/gcc.dg/tree-ssa/vrp-assert-2.c: New testcase.
* tree-vrp.c (register_edge_assert_for_2): Look through casts for
the comparision.

2014-03-30  Andrew Pinski  <apinski@cavium.com>

* testsuite/gcc.dg/octeon/test-backtrace.h: Fix uninitialized warning.

2014-03-30  Andrew Pinski  <apinski@cavium.com>

* testsuite/gcc.dg/octeon/test-backtrace.h: Fix unsigned comparing with signed warnings.

Add bug #.

2014-03-26  Andrew Pinski  <apinski@cavium.com>

Bug #9559
* config.host: Set use_long_long_for_widest_fast_int to yes
for mips64*-*-*, aarch64*-*-*, and x86_64-*-*.

2014-02-07  Andrew Pinski  <apinski@cavium.com>

        * testsuite/gcc.dg/octeon/cvmx/bt-2.c: Fix warnings.
        * testsuite/gcc.dg/octeon/test-backtrace.h: Fix warnings.

2014-02-05  Andrew Pinski  <apinski@cavium.com>

        * testsuite/gcc.dg/octeon/cvmx/bt-1.c: Fix warnings.
        * testsuite/gcc.dg/octeon/cvmx/bt-2.c: Fix warnings.
        * testsuite/gcc.dg/octeon/cvmx/bt-3.c: Fix warnings.
        * testsuite/gcc.dg/octeon/cvmx/bt-4.c: Fix warnings.
        * testsuite/gcc.dg/octeon/cvmx/bt-5.c: Fix warnings.

2014-02-03  Andrew Pinski  <apinski@cavium.com>

* config/mips/mips.md (condmode): New insn attribute.
(*mov<GPR:mode>_on_<MOVECC:mode>): Add condmode.
(*mov<GPR:mode>_on_<GPR2:mode>_ne): Likewise.
(*mov<SCALARF:mode>_on_<MOVECC:mode>): Likewise.
* config/mips/octeon.md (octeon_condmove_o2):
Don't match on CC for condmode.
(octeon_condmove_o3_int_on_cc): New reserve.

2014-01-21  Andrew Pinski  <apinski@cavium.com>

Bug #9190
* combine.c (combine_simplify_rtx): Produce if_then_else
when either true or false side is constant but not both
after we got a comparison back from simplify_comparison.

   revert 1aabeb695132c8e922568553760d728b491db665

2013-11-04  Andrew Pinski  <apinski@cavium.com>

* configure.ac: Fix up accidental addition use of emul_name.
* configure: Likewise.

2013-10-24  Andrew Pinski  <apinski@cavium.com>

Bug #8531
* tree-ssa-sccvn.c (fully_constant_vn_reference_p): Don't
simplify __builtin_constant_p.

2013-10-06  Andrew Pinski  <apinski@cavium.com>

        * config/rs6000/linux64.h (PROFILE_USE_ATOMIC): Define.

2013-10-06  Andrew Pinski  <apinski@cavium.com>

        Bug #8305
        * config/linux.h (PROFILE_USE_ATOMIC): New define.
        * config/rs6000/linux.h (PROFILE_USE_ATOMIC): Likewise.
        * gcc/gcc.c (PROFILE_USE_ATOMIC): Define.
        (LINK_COMMAND_SPEC): Use PROFILE_USE_ATOMIC.

2013-08-16  Andrew Pinski  <apinski@cavium.com>

Bug #7620
* tree-ssa-loop-ivopts.c (get_computation_cost_at):
Reject pointer candidates for non-linear uses.

2013-06-10  Andrew Pinski  <apinski@cavium.com>

Bug #7096
* config/mips/mips.c (mips_classify_symbol): Consider local
symbols as global when -mxgot is used.

2013-05-24  Andrew Pinski  <apinski@cavium.com>

Bug #4781
* testsuite/lib/target-supports.exp (check_vect_support_and_set_flags):
Set dg-do-what-default to compile for octeon targets.

Merge branch 'benchmarking_09_25_2013' of ssh://cagit1.caveonetworks.com/repo/git/toolchain/gcc into benchmarking_09_25_2013

2012-07-19  Andrew Pinski  <apinski@cavium.com>

        * testsuite/gcc.target/mips/mips.exp (mips_option_tests): New test.
(mips-dg-options): Treat all
cases of -mhard-float as not being able to compile.

2013-05-20  Andrew Pinski  <apinski@cavium.com>

Bug #6969
Bug #6970
* config/mips/mips.c (mips_expand_ext_as_unaligned_load):
Allow BLKmode mem for 16 bit extraction.
Fix the case where the dest is SImode for 16bit extraction.
Fix the case where the dest is HImode for 16bit extraction.

2013-04-26  Andrew Pinski  <apinski@cavium.com>

* reload1.c (spill_failure): Use inform instead of error
to force the notion that the error message is really an internal
compiler error message.
(_fatal_insn): Likewise.

revert 2c5eafaf6a3e74b046897177d86865f8b41e58dc

2013-01-10  Andrew Pinski  <apinski@cavium.com>

* tree.def (BYTESWAP_EXPR): New tree code.

2013-01-30  Andrew Pinski  <apinski@cavium.com>

* testsuite/gcc.dg/octeon/pipeline-1.c: Add -march=octeon
to force octeon tuning.

2013-01-22  Andrew Pinski  <apinski@cavium.com>

* cfgexpand.c (expand_debug_expr <case BYTESWAP_EXPR>): Handle
BYTESWAP_EXPR.

revert 2012-11-06  Andrew Pinski  <apinski@cavium.com>
   reverts patch 023c0933aa4b78620587e59fdc078c37c20f0f83

2012-12-17  Andrew Pinski  <apinski@cavium.com>

* config/mips/octeon-elf.h (DWARF_FRAME_REGISTERS): Define to 66.
Speeds up unwinding by almost by a factor of 2.

2012-11-29  Andrew Pinski  <apinski@cavium.com>

Bug #5464
* tree-vrp.c (register_edge_assert_for_2): In the case of NAME != 0 and NAME
being defined as XYZ1 CMP XYZ2 we can assert XYZ1 CMP XYZ2.

2014-04-25  Andrew Pinski  <apinski@cavium.com>

* testsuite/gcc.target/mips/ext-12.c: Disable for -O0.
* testsuite/gcc.target/mips/ext-9.c: Likewise.
* testsuite/gcc.target/mips/extra-move-1.c: Likewise.
* testsuite/gcc.target/mips/ins-9.c: Likewise.
* testsuite/gcc.target/mips/octeon-dmul-4.c: Likewise.
* testsuite/gcc.target/mips/truncate-10.c: Likewise.
* testsuite/gcc.target/mips/truncate-11.c: Likewise.
* testsuite/gcc.target/mips/truncate-12.c: Likewise.
* testsuite/gcc.target/mips/truncate-13.c: Likewise.
* testsuite/gcc.target/mips/truncate-9.c: Likewise.

Add test case and ChangeLog.aarch64 for extraneous zero-extend avoidance

Avoid generating extraneous zero-extend for Add (extended register)

2012-11-19  Andrew Pinski  <apinski@cavium.com>

* testsuite/g++.dg/cpp0x/initlist-lifetime1.C: Fix testcase where
argc is always greater than 1 (octeon simulator).
* testsuite/g++.dg/cpp0x/initlist-lifetime2.C: Likewise.

2012-11-18  Andrew Pinski  <apinski@cavium.com>

Port from the redhat branch:
* gcc.c (execute): Free string if i is not 0.
(execute): Call retry_ice if the program which caused an ICE
started with "cc1".
(retry_ice): New function.

2012-11-17  Andrew Pinski  <apinski@cavium.com>

* testsuite/gcc.dg/octeon/ext-33.c: Xfail due to bug 2851.

2012-11-17  Andrew Pinski  <apinski@cavium.com>

* testsuite/gcc.dg/uninit-pred-8_b.c: xfail because of bug 4568.
* testsuite/gcc.dg/uninit-pred-9_b.c: Likewise.

2012-11-17  Andrew Pinski  <apinski@cavium.com>

* testsuite/g++.dg/debug/nullptr01.C: xfail the second scan-assembler.

2012-11-12  Andrew Pinski  <apinski@cavium.com>

        Bug #5253
        * tree-merge-const-bfstores.c (compute_new_bitfield_positions): Fix
        for little-endian.
        (gate_merge_const_bfstores): Don't disable for little-endian targets.

2012-11-09  Andrew Pinski  <apinski@cavium.com>

* testsuite/gcc.c-torture/compile/limits-structnest.c: Disable unless
requested; uses a lot of memory.

2012-11-08  Andrew Pinski  <apinski@cavium.com>

Bug #5214
* combine.c (try_combine): After the first two subst, don't combine
any more if we gotten a sequence.

2012-11-06  Andrew Pinski  <apinski@cavium.com>

 * testsuite/gcc.c-torture/execute/builtins/20010124-1.c: Disable -fno-fat-lto-objects
        for *-elf* (bare metal) targets.
        * testsuite/gcc.c-torture/execute/builtins/memchr.c: Likewise.
        * testsuite/gcc.c-torture/execute/builtins/memmove-2.c: Likewise.
        * testsuite/gcc.c-torture/execute/builtins/memmove.c: Likewise.
        * testsuite/gcc.c-torture/execute/builtins/memops-asm.c: Likewise.
        * testsuite/gcc.c-torture/execute/builtins/memset.c: Likewise.
        * testsuite/gcc.c-torture/execute/builtins/pr22237.c: Likewise.
        * testsuite/gcc.c-torture/execute/builtins/pr23484-chk.c: Likewise.
        * testsuite/gcc.c-torture/execute/builtins/printf.c: Likewise.
        * testsuite/gcc.c-torture/execute/builtins/sprintf.c: Likewise.
        * testsuite/gcc.c-torture/execute/builtins/strcmp.c: Likewise.
        * testsuite/gcc.c-torture/execute/builtins/strlen-2.c: Likewise.
        * testsuite/gcc.c-torture/execute/builtins/strlen-3.c: Likewise.
        * testsuite/gcc.c-torture/execute/builtins/strlen.c: Likewise.
        * testsuite/gcc.c-torture/execute/builtins/strncmp-2.c: Likewise.
        * testsuite/gcc.c-torture/execute/builtins/strncmp.c: Likewise.
        * testsuite/gcc.c-torture/execute/builtins/strncpy.c: Likewise.

2012-11-06  Andrew Pinski  <apinski@cavium.com>

* testsuite/gcc.target/mips/inter/mips16-inter.exp: Skip for
mipsisa*-octeon-elf*.

2012-11-04  Andrew Pinski  <apinski@cavium.com>

* gcc.target/mips/extra-move-1.c: Tighten the matching of sll so it does not
match dsll which is used to generate addresses in n64.

2012-11-03  Andrew Pinski  <apinski@cavium.com>

* testsuite/lib/target-supports.exp (check_effective_target_mips_n64_abicalls):
New proc.
* testsuite/gcc.dg/octeon/ext-42.c: Change the testcase to check for 3 ld
if we are n64 with ABI calls.

2012-11-03  Andrew Pinski  <apinski@cavium.com>

* testsuite/gcc.dg/octeon/ext-45.c: Tighten the matching of sll so it does not
match dsll which is used to generate addresses in n64.

2012-11-03  Andrew Pinski  <apinski@cavium.com>

* testsuite/gcc.dg/octeon/bbit-1.c: Remove as the testcase is optimized better
than before even though bbit is not produced.  Also bbit-10.c represents the problem
the testcase was testing.

2012-11-02  Andrew Pinski  <apinski@cavium.com>

Bug #5138
* testsuite/gcc.target/mips/mips32-dsp.c: Don't include stdlib.h or stdio.h.
Declare abort and exit.

2012-11-02  Andrew Pinski  <apinski@cavium.com>

* testsuite/gcc.dg/octeon/ext-42.c: Add note on why this fails for linux n64.
* testsuite/gcc.dg/octeon/ins-3.c: Check for usd only on the elf targets.
Check for sdr/sdl on the linux targets.
* testsuite/gcc.dg/octeon/trunc-20.c: Tighten the .* so it does not match a
return.

2012-11-02  Andrew Pinski  <apinski@cavium.com>

* testsuite/gcc.dg/octeon/ext-26.c: Check for uld only on the elf targets.
Check for ldr/ldl on the linux targets.
* testsuite/gcc.dg/octeon/ext-28.c: Likewise.