2012-04-26 Robert Dewar <dewar@adacore.com>
* einfo.adb, einfo.ads, sem_res.adb, sem_ch4.adb,
sem_eval.adb: Minor reformatting.
2012-04-26 Thomas Quinot <quinot@adacore.com>
* freeze.adb: Minor change in error wording.
2012-04-26 Ed Schonberg <schonberg@adacore.com>
* gnat_ugn.texi: Documentation on dimensional analysis.
2012-04-26 Hristian Kirtchev <kirtchev@adacore.com>
* einfo.adb, einfo.ads: Remove synthesized attribute
Proper_First_Index along with its associations in various nodes.
(Proper_First_Index): Removed.
* sem_ch4.adb (Analyze_Slice): Alphabetize constants. Add new
local variable Index_Type. The index type of a string literal
subtype is that of the stored low bound.
* sem_eval (Get_Static_Length): Remove the use of Proper_First_Index.
* sem_res.adb (Resolve_Slice): Alphabetize constants. Add
new local variable Index_Type. The index type of a
string literal subtype is that of the stored low bound.
(Set_String_Literal_Subtype): Code reformatting.
From-SVN: r186868
2012-04-26 Robert Dewar <dewar@adacore.com>
* exp_aggr.adb: Minor reformatting.
2012-04-26 Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch7.adb (Expand_Cleanup_Actions): Update the call to
Requires_Cleanup_Actions.
* exp_util.adb (Requires_Cleanup_Actions (List_Id; Boolean;
Boolean)): Rename formal parameter For_Package to Lib_Level to
better reflect its purpose. Update the related comment and all
occurrences of For_Package in the body.
(Requires_Cleanup_Actions
(Node_Id; Boolean)): Add new formal parameter Lib_Level. Add
local constant At_Lib_Level to keep monitor whether the path
taken from the top-most context to the current construct involves
package constructs. Update all calls to Requires_Cleanup_Actions.
* exp_util.ads (Requires_Cleanup_Actions): Add new formal
parameter Lib_Level and associated comment.
2012-04-26 Ed Schonberg <schonberg@adacore.com>
* sem_ch6.adb (Process_Formals): If the type of the formal is
a non null access type, mark the generated subtype as having a
delayed freeze only if the designated type is not frozen yet.
2012-04-26 Vincent Celier <celier@adacore.com>
* prj-attr.adb: New package Clean with attributes
Object_Artifact_Extensions and Source_Artifact_Extensions.
* prj-nmsc.adb (Process_Clean): Process new package Clean
* prj.ads (Language_Config): New components
Clean_Object_Artifacts and Clean_Source_Artifacts.
* snames.ads-tmpl: New standard names Clean,
Object_Artifact_Extensions and Source_Artifact_Extensions.
From-SVN: r186867
2012-04-26 Hristian Kirtchev <kirtchev@adacore.com>
* einfo.adb (Proper_First_Index): Moved from Sem_Util.
* einfo.ads: Add new synthesized attribute Proper_First_Index
along with usage in nodes.
(Proper_First_Index): Moved from Sem_Util.
* sem_util.ads, sem_util.adb (Proper_First_Index): Moved to Einfo.
2012-04-26 Gary Dismukes <dismukes@adacore.com>
* layout.adb (Layout_Component_List): Test for the case of a
single variant and the size of its component list was computed
as an integer literal, and use that size (which is in bits)
as is rather than converting to storage units.
2012-04-26 Robert Dewar <dewar@adacore.com>
* exp_aggr.adb: Minor reformatting.
From-SVN: r186866
2012-04-26 Robert Dewar <dewar@adacore.com>
* sem_util.adb: Minor reformatting.
2012-04-26 Thomas Quinot <quinot@adacore.com>
* exp_aggr.adb, exp_pakd.adb (Setup_Inline_Packed_Array_Reference,
Packed_Array_Aggregate_Handled.Get_Component_Val):
Reverse bit numbering within PAT when Reverse_Storage_Order
applies to the enclosing record.
2012-04-26 Thomas Quinot <quinot@adacore.com>
* freeze.adb (Freeze_Record_Type): Improve error message for
Scalar_Storage_Order inconsistent with Bit_Order.
From-SVN: r186865
gcc/
* config/sparc/niagara4.md: New file.
* config/sparc/sparc.md: Include it.
* config/sparc/sparc.c (niagara4_costs): New processor costs.
(sparc_option_override): Use it.
(sparc_use_sched_lookahead): Return 2 for niagara4.
(sparc_issue_rate): Likewise.
From-SVN: r186864
gcc/
* config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
(fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
(fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to
fgm_mul.
(alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
alignaddrldi_vis): Set type to gsr.
(pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
(fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
v<vis3_shift_patname><mode>3, fmean16_vis,
fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
fucmp<code>8<P:mode>_vis): Set type to fga.
* config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
* config/sparc/niagara.md: Likewise.
* config/sparc/niagara2.md: Likewise.
* config/sparc/ultra3.md: Likewise, and fix type matching for
us3_ialuX reservation.
From-SVN: r186863
2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* reload.c (find_reloads): Change the loop nesting when trying an
alternative with swapped operands.
From-SVN: r186861
2012-04-26 Michael Hope <michael.hope@linaro.org>
Richard Earnshaw <rearnsha@arm.com>
* config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
(GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
(GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
(GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
Co-Authored-By: Richard Earnshaw <rearnsha@arm.com>
From-SVN: r186859
PR target/53120
* config/cris/cris.md ("*andhi_lowpart_v32")
("*andqi_lowpart_v32"): Change first input-only operand from
a (match_operand ...) to (match_dup 0). Drop alternatives with
const_int-matching constraints for redundancy.
("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
three-operand alternative.
From-SVN: r186843
* common.opt (flag_debug_types_section): Default to 0.
(dwarf_version): Default to 4.
(dwarf_record_gcc_switches): Default to 1.
(dwarf_strict): Default to 0.
* toplev.c (process_options): Don't handle dwarf_strict
or dwarf_version here.
* config/vxworks.c (vxworks_override_options): Don't
test whether dwarf_strict or dwarf_version are negative,
instead test !global_options_set.x_dwarf_*.
* config/darwin.c (darwin_override_options): Default to
dwarf_version 2.
* doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
and -fno-debug-types-section are now the default.
From-SVN: r186835
* cgraphunit.c: Update toplevel comment.
(tree_rest_of_compilation): Merge into cgraph_expand_function.
(cgraph_analyze_function): Make static.
(cgraph_decide_is_function_needed): Make static.
(cgraph_add_new_function): Use expand_function instead of
rest_of_compilation.
(clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
Move to cgraph.c
(cgraph_inline_p): Remove.
(cgraph_preserve_function_body_p): Move to ipa-inline-transform.
(init_cgraph): Add comment.
* cgraphbuild.c (record_reference, mark_address, mark_load,
mark_store): Do not call analyze_expr hook.
* cgraph.c: Update toplevel comment.
(clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
Move fere from cgraphunit.c
(cgraph_mark_force_output_node): Move to cgraph.h
* cgraph.h: Reorder so the comments match the function placement.
(cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
(cgraph_mark_force_output_node): Move here from cgraph.c
* tree.c (free_lang_data): Do not clear analyze_expr hook.
* ipa-inline-transform.c (preserve_function_body_p): New function.
(inline_transform): Update.
* langhooks.c (lhd_callgraph_analyze_expr): Remove.
* langhooks.h (lang_hooks_for_callgraph): Remove.
(lang_hooks): Remove callgraph.
* tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
* varpool.c: Remove out of date comment.
* langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
(LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
From-SVN: r186832
2012-04-25 Gary Dismukes <dismukes@adacore.com>
* exp_ch9.adb: Add comments on the usage of the
lock-free data structures.
2012-04-25 Vincent Pucci <pucci@adacore.com>
* exp_intr.adb (Expand_Shift): Convert the left
operand and the operator when the type of the call differs from
the type of the operator.
2012-04-25 Geert Bosch <bosch@adacore.com>
* stand.ads: Minor comment fix.
2012-04-25 Hristian Kirtchev <kirtchev@adacore.com>
* sem_ch4.adb (Analyze_Slice): Handle the case where the prefix
is a string literal. Retrieve the first index from the base type
when slicing a string literal.
* sem_ch12.adb (Check_Private_View): Move the initialization
of the type inside the loop to reflect the changing index.
* sem_eval.adb (Eval_Relational_Op): Retrieve the first index
from the base type when dealing with a string literal.
* sem_res.adb (Resolve_Slice): Retrieve the first index from
the base type when slicing a string literal.
* sem_util.adb (Is_Internally_Generated_Renaming): New routine.
(Is_Object_Reference): String literals may act
as object references only when they are renamed internally.
(Proper_First_Index): New routine.
* sem_util.ads (Proper_First_Index): New routine.
From-SVN: r186829
2012-04-25 Robert Dewar <dewar@adacore.com>
* sem_ch3.adb, csinfo.adb, lib-writ.adb, sem_ch12.adb,
lib-xref.adb: Minor reformatting.
2012-04-25 Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch9.adb: Rename Lock_Free_Sub_Type
to Lock_Free_Subprogram. Remove type Subprogram_Id.
Rename LF_Sub_Table to Lock_Free_Subprogram_Table.
(Allow_Lock_Free_Implementation): Renamed to
Allows_Lock_Free_Implementation. Update the comment on
lock-free restrictions. Code clean up and restructuring.
(Build_Lock_Free_Protected_Subprogram_Body): Update the
profile and related comments. Code clean up and restructuring.
(Build_Lock_Free_Unprotected_Subprogram_Body): Update the
profile and related comments. Code clean up and restructuring.
(Comp_Of): Removed.
From-SVN: r186828
2012-04-25 Vincent Celier <celier@adacore.com>
* sem_ch12.adb (Inherit_Context): Compare library units, not
names of units, when checking if a unit is already in the context.
2012-04-25 Thomas Quinot <quinot@adacore.com>
* sem_ch3.adb: Reverse_Storage_Order must be propagated to
untagged derived record types.
2012-04-25 Ed Schonberg <schonberg@adacore.com>
* lib-xref.adb: Adjust position of end label.
From-SVN: r186827
PR middle-end/52979
* stor-layout.c (get_best_mode): Don't return mode with bitsize
larger than maxbits. Don't compute maxbits modulo align.
Also check that unit bytes long store at bitpos / unit * unit
doesn't affect bits beyond bitregion_end.
* expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
would not fit into bitregion_start ... bitregion_end + 1 bit
region.
(store_split_bit_field): Decrease unit close to end of bitregion_end
if access is restricted in order to avoid mutual recursion.
* gcc.c-torture/compile/pr52979-1.c: New test.
* gcc.c-torture/execute/pr52979-1.c: New test.
* gcc.c-torture/execute/pr52979-2.c: New test.
From-SVN: r186819
PR tree-optimization/53058
* double-int.h (double_int_max_value, double_int_min_value): New
prototypes.
* double-int.c (double_int_max_value, double_int_min_value): New
functions.
* tree-vrp.c (register_edge_assert_for_2): Compare mask
for LE_EXPR or GT_EXPR with double_int_max_value
instead of double_int_mask.
* gcc.c-torture/compile/pr53058.c: New test.
From-SVN: r186816
2012-04-25 Richard Guenther <rguenther@suse.de>
* tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
* tree-vect-loop.c (vect_transform_loop): Adjust.
* tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
the maximum number of iterations for the epilogue loop.
(vect_loop_versioning): Remove case re-using the peeled
epilogue loop.
From-SVN: r186813
PR go/52583
net: Solaris fixes.
In particular fix fd_select.go to handle the case where a file
descriptor is closed by one goroutine while another goroutine
is waiting for it.
From-SVN: r186801
gcc/
* config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
(no_global_regs_above): Delete.
(no_global_regs): New function.
(rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
value for load multiple test.
(savres_routine_syms): Increase size.
(rs6000_savres_routine_name, rs6000_savres_routine_sym,
ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
rather than a number of boolean flags. Update all callers.
(rs6000_savres_routine_name): Generate vector save/restore names.
(rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
(ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
(rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
and using_store_multiple. Expand uses. Don't always use r11 as
frame reg when needed for out-of-line saves. Set up initial offset
for out-of-line vector saves when buying stack frame. Handle pointer
reg setup for out-of-line fp save. Emit call to out-of-line vector
save function. Choose r11 or r12 for vrsave reg when available for
better scheduling.
(rs6000_output_function_prologue): Don't emit .extern for ELF.
(rs6000_emit_epilogue): Choose a better frame reg when restoring
from back-chain to suit out-of-line vector restore functions. Emit
call to out-of-line vector restore function. Adjust register used
for cr restore. Tweak pointer register setup for gpr restore.
* config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
FIXED_R13.
* config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
(V_SAVE_INLINE): Define.
* config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
libgcc/
* config/rs6000/crtsavevr.S: New file.
* config/rs6000/crtrestvr.S: New file.
* config/rs6000/t-savresfgpr: Build the above.
* config/rs6000/t-netbsd: Likewise.
From-SVN: r186800
* config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
out-of-line save/restore for large frames. Don't disable
out-of-line saves on ABI_AIX when using static chain reg.
(rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
clobber static chain reg, and tweak for out-of-line gpr saves
that use r1.
From-SVN: r186799
* config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
decl. Move logic selecting update reg to callers. Update all callers.
(rs6000_emit_allocate_stack): Add copy_off param.
(emit_frame_save): Don't handle reg+reg addressing.
(ptr_regno_for_savres): New function, extracted from..
(rs6000_emit_savres_rtx): ..here. Add lr_offset param.
(rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
Set frame_reg_rtx to r11 whenever r11 is needed, and merge
frame offset adjustment for out-of-line save with copy from sp.
Simplify condition controlling whether cr is saved early or
late. Use ptr_regno_for_savres to verify correct reg is set
up for out-of-line saves. Pass the actual pointer reg used to
rs6000_emit_savres_rtx so rtl matches insns in out-of-line
function. Rearrange spe vars so code is similar to that
elsewhere in this function. Don't update frame_off when spe
save code will restore r11. Use emit_frame_save for spe and
gpr saves. Consolidate darwin out-of-line gpr setup with that
for other abis. Don't assume frame_offset is zero and frame
reg is sp when setting up altivec reg saves, and calculate
exact offset requirement.
(rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
spe restore code. Consolidate darwin out-of-line gpr setup
with that for other abis.
From-SVN: r186797
2012-04-24 Sriraman Tallam <tmsriram@google.com>
This patch adds new builtins to check for cpu type and features.
* __builtin_cpu_is ("<CPUNAME>")
* __builtin_cpu_supports ("<FEATURE>")
apart from the cpu init builtin, __builtin_cpu_init.
List of CPU names :
* "amd"
* "intel"
* "atom"
* "core2"
* "corei7"
* "nehalem"
* "westmere"
* "sandybridge"
* "amdfam10h"
* "barcelona"
* "shanghai"
* "istanbul"
* "bdver1"
* "bdver2"
List of CPU features :
* "cmov"
* "mmx"
* "popcnt"
* "sse"
* "sse2"
* "sse3"
* "ssse3"
* "sse4.1"
* "sse4.2"
* "avx"
* config/i386/i386.c (build_processor_model_struct): New function.
(make_var_decl): New function.
(fold_builtin_cpu): New function.
(ix86_fold_builtin): New function.
(make_cpu_type_builtin): New function.
(ix86_init_platform_type_builtins): New function.
(ix86_expand_builtin): Expand new builtins by folding them.
(ix86_init_builtins): Make new builtins to detect CPU type.
(TARGET_FOLD_BUILTIN): New macro.
(IX86_BUILTIN_CPU_INIT): New enum value.
(IX86_BUILTIN_CPU_IS): New enum value.
(IX86_BUILTIN_CPU_SUPPORTS): New enum value.
* config/i386/i386-builtin-types.def: New function type.
* testsuite/gcc.target/builtin_target.c: New testcase.
* doc/extend.texi: Document builtins.
* libgcc/config/i386/i386-cpuinfo.c: New file.
* libgcc/config/i386/t-cpuinfo: New file.
* libgcc/config.host: Include t-cpuinfo.
* libgcc/config/i386/libgcc-glibc.ver: Version symbol __cpu_model.
From-SVN: r186789
