2008-06-28 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/36657
* io/list_read.c (read_character): Check for '!' along with separators.
(find_nml_name): Likewise and eat the comment if found.
From-SVN: r137236
2008-06-28 Daniel Kraft <d@domob.eu>
* gfc-internals.texi (section gfc_code): Extended documentation about
gfc_code in the internal datastructures chapter including details about
how IF, DO and SELECT blocks look like and an example for how the
block-chaining works.
From-SVN: r137226
libjava/
2008-06-28 Matthias Klose <doko@ubuntu.com>
Import GNU Classpath (classpath-0_97_2-release).
* Regenerate class and header files.
* Regenerate auto* files.
* gcj/javaprims.h: Define jobjectRefType.
* jni.cc (_Jv_JNI_GetObjectRefType): New (stub only).
(_Jv_JNIFunctions): Initialize GetObjectRefType.
* gnu/classpath/jdwp/VMVirtualMachine.java,
java/security/VMSecureRandom.java: Merge from classpath.
* HACKING: Fix typo.
* ChangeLog-2007: New file.
* configure.ac: Set JAVAC, pass --disable-regen-headers to classpath.
libjava/classpath/
2008-06-28 Matthias Klose <doko@ubuntu.com>
* m4/ac_prog_javac.m4: Disable check for JAVAC, when
not configured with --enable-java-maintainer-mode.
* aclocal.m4, configure: Regenerate.
* native/jni/gstreamer-peer/Makefile.am: Do not link with
libclasspathnative.
* native/jni/gstreamer-peer/Makefile.in: Regenerate.
* tools/Makefile.am, lib/Makefile.am: Use JAVAC for setting
JCOMPILER, drop flags not understood by gcj.
From-SVN: r137223
2008-06-28 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (callused_id, var_callused,
callused_tree): Add.
(handle_pure_call): New function.
(find_func_aliases): Call it.
(find_what_p_points_to): Handle the call-used set.
(clobber_what_escaped): Likewise.
(compute_call_used_vars): New function.
(init_base_vars): Init the call-used variable.
(do_sd_constraint): Do not propagate the solution from CALLUSED
but use CALLUSED as a placeholder.
(solve_graph): Likewise.
* tree-flow-inline.h (gimple_call_used_vars): New function.
* tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
(compute_call_used_vars): Declare.
* tree-ssa-alias.c (set_initial_properties): Call
compute_call_used_vars.
(reset_alias_info): Clear call-used variables.
(add_call_clobber_ops): Assert we are not called for const/pure
functions. Remove handling of them.
(add_call_read_ops): Handle pure functions by adding the
call-used set of variables as VUSEs.
* tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
(delete_tree_ssa): Free it.
* tree-dfa.c (remove_referenced_var): Clear the var from the
call-used bitmap.
* gcc.dg/tree-ssa/pr24287.c: Remove XFAIL.
From-SVN: r137222
gcc/
* optabs.c (libfunc_decls): New variable.
(libfunc_decl_hash, libfunc_decl_eq): New functions.
(init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
for the same function twice.
From-SVN: r137215
PR c++/36364
* repo.c (repo_emit_p): Put const static data members initialized
by const expr into *.rpo file, just return 2 if IDENTIFIER_REPO_CHOSEN
for it is 0.
* g++.dg/template/repo9.C: New test.
From-SVN: r137205
2008-06-27 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36400
PR tree-optimization/36373
PR tree-optimization/36344
* tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
var_nonlocal, nonlocal_tree, nonlocal_id): New globals
(update_alias_info): Remove call clobbering code.
(make_constraint_to): New helper function.
(make_escape_constraint): Likewise.
(handle_rhs_call): Use it on all pointer containing arguments.
Also mark the static chain escaped.
(handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
instead of ANYTHING.
(make_constraint_from): New helper split out from ...
(make_constraint_from_anything): ... here.
(find_func_aliases): Add constraints for escape sites.
(intra_create_variable_infos): Make constraints from NONLOCAL
for parameters.
(find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
as ANYTHING.
(clobber_what_p_points_to): Remove.
(clobber_what_escaped): New function.
(init_base_vars): Init NONLOCAL and ESCAPED.
(do_sd_constraint): Do not propagate the solution from ESCAPED
but use ESCAPED as a placeholder.
(solve_graph): Likewise.
* tree-flow.h (clobber_what_p_points_to): Remove.
(clobber_what_escaped): Declare.
* tree-ssa-alias.c (set_initial_properties): Call it.
Remove code clobbering escaped pointers.
* gcc.dg/torture/pr36373-1.c: New testcase.
* gcc.dg/torture/pr36373-2.c: Likewise.
* gcc.dg/torture/pr36373-3.c: Likewise.
* gcc.dg/torture/pr36373-4.c: Likewise.
* gcc.dg/torture/pr36373-5.c: Likewise.
* gcc.dg/torture/pr36373-6.c: Likewise.
* gcc.dg/torture/pr36373-7.c: Likewise.
* gcc.dg/torture/pr36373-8.c: Likewise.
* gcc.dg/torture/pr36373-9.c: Likewise.
* gcc.dg/torture/pr36373-10.c: Likewise.
* gcc.dg/torture/pr36400.c: Likewise.
* gcc.c-torture/execute/pta-field-1.c: Likewise.
* gcc.c-torture/execute/pta-field-2.c: Likewise.
* gcc.dg/tree-ssa/loadpre8.c: Remove XFAIL.
* gcc.dg/tree-ssa/pr24287.c: XFAIL.
From-SVN: r137204
* config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
ix86_expand_binary_operator directly.
(*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
for operand 2.
(*ashrti3_1): Ditto.
(*lshrti3_1): Ditto.
(*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
(ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
using only one splitter. Conditionaly execute splitter before or
after peephole2 pass.
(ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
(x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
Use only one alternative in asm template.
(x86_64_shld): Compress operand 2 constraints. Use only one alternative
in asm template.
(*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
"J" operand constraint for operand 2.
(*ashldi3_cconly_rex64): Ditto.
(*ashrdi3_cmp_rex64): Ditto.
(*ashrdi3_cconly_rex64): Ditto.
(*lshrdi3_cmp_rex64): Ditto.
(*lshrdi3_cconly_rex64): Ditto.
* config/i386/predicates.md (const_1_to_63_operand): New predicate.
* config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
(split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
gen_x86_shrd_1.
From-SVN: r137201
PR debug/36617
* tree-cfg.c (struct move_stmt_d): Replace block field with
orig_block and new_block fields.
(move_stmt_r): Only set TREE_BLOCK to p->new_block if
if it used to be NULL, p->orig_block or if p->orig_block is NULL.
(move_block_to_fn): Replace vars_map and new_label_map arguments
with struct move_stmt_d pointer.
(replace_block_vars_by_duplicates): New function.
(move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
all subblocks of ORIG_BLOCK to the new function. Call
replace_block_vars_by_duplicates.
* tree-flow.h (move_sese_region_to_fn): Adjust prototype.
* omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
BLOCK of the new function. Adjust move_sese_region_to_fn caller.
Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
(expand_omp): Temporarily set input_location to the location of
region's controlling stmt.
(lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
BIND_EXPR, push ctx->block_vars and gimplification vars into
the BIND_EXPR and its block's BLOCK_VARS instead of directly
into dest function.
(lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
there are any BLOCK_VARS.
(lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
OMP_PARALLEL or OMP_TASK stmt.
(lower_omp): Save and restore input_location around the lower_omp_1
call.
* testsuite/libgomp.c/debug-1.c: New test.
From-SVN: r137198
2008-06-27 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36400
PR tree-optimization/36373
PR tree-optimization/36344
* tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
var_nonlocal, nonlocal_tree, nonlocal_id): New globals
(update_alias_info): Remove call clobbering code.
(make_constraint_to): New helper function.
(make_escape_constraint): Likewise.
(handle_rhs_call): Use it on all pointer containing arguments.
Also mark the static chain escaped.
(handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
instead of ANYTHING.
(make_constraint_from): New helper split out from ...
(make_constraint_from_anything): ... here.
(find_func_aliases): Add constraints for escape sites.
(intra_create_variable_infos): Make constraints from NONLOCAL
for parameters.
(find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
as ANYTHING.
(clobber_what_p_points_to): Remove.
(clobber_what_escaped): New function.
(init_base_vars): Init NONLOCAL and ESCAPED.
(do_sd_constraint): Do not propagate the solution from ESCAPED
but use ESCAPED as a placeholder.
(solve_graph): Likewise.
* tree-flow.h (clobber_what_p_points_to): Remove.
(clobber_what_escaped): Declare.
* tree-ssa-alias.c (set_initial_properties): Call it.
Remove code clobbering escaped pointers.
* gcc.dg/torture/pr36373-1.c: New testcase.
* gcc.dg/torture/pr36373-2.c: Likewise.
* gcc.dg/torture/pr36373-3.c: Likewise.
* gcc.dg/torture/pr36373-4.c: Likewise.
* gcc.dg/torture/pr36373-5.c: Likewise.
* gcc.dg/torture/pr36373-6.c: Likewise.
* gcc.dg/torture/pr36373-7.c: Likewise.
* gcc.dg/torture/pr36373-8.c: Likewise.
* gcc.dg/torture/pr36373-9.c: Likewise.
* gcc.dg/torture/pr36373-10.c: Likewise.
* gcc.dg/torture/pr36400.c: Likewise.
* gcc.c-torture/execute/pta-field-1.c: Likewise.
* gcc.c-torture/execute/pta-field-2.c: Likewise.
* gcc.dg/tree-ssa/loadpre8.c: Remove XFAIL.
* gcc.dg/tree-ssa/pr24287.c: XFAIL.
From-SVN: r137197
gcc/
* config/mips/mips-protos.h (mips_split_const_insns): Declare.
* config/mips/mips.c (mips_split_const_insns): New function.
* config/mips/mips.md (move_type): New attribute.
(mode): Move attribute definition earlier in file. Add "TI"
and "TF".
(dword_mode): New attribute.
(type): Avoid long line. Map "move_type"s to "type"s,
choosing "multi" for doubleword moves if appropriate.
Swap MTC/MFC comments to match their declaration order.
(extended_mips16): Default to "yes" if "move_type" is "sll0",
"type" is "branch" or "jal" is "direct".
(length): Handle "extended_mips16" first. Make the default
"0" for "ghost" instructions. Set the length from "move_type".
(truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
of "type", with "sll0" for the register alternative. Remove the
"extended_mips16" attribute.
(zero_extendsidi2, *clear_upper32): Use "move_type" instead
of "type", with "shift_shift" for the register alternative.
Remove the "length" attribute.
(*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
(*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
of "type", with "andi" for the register alternative.
(*zero_extendqihi2): Likewise.
(*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
of "andi" instead of a "type" of "arith".
(*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
instead of "type".
(*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
(mov_<store>r, *mov<mode>_ra): Likewise.
(extendsidi2): Use "move_type" instead of "type", with "move"
for the register alternative.
(*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
of "type", with "signext" for the register alternative.
(*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
(*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
(fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
(fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
(floatdisf2, *branch_equality<mode>_mips16): Likewise.
(unnamed branch insn): Likewise.
(*movdi_gp32_fp64): Fold into...
(*movdi_32bit): ...here.
(*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
(*movdf_hardfloat): ...this new pattern.
(*movdf_softfloat): Remove redundant FPR alternatives.
(*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
(*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
(*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
the "move" attribute.
(*movdi_32bit): Use "move_type" instead of "type" and remove the
"length" attribute. Use "fpload" and "fpstore" instead of "load"
and "store" for COP loads and stores.
(*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
(*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
(*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
(*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
(*movtf_mips16, *movv2sf): Likewise.
(mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
(load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
(mfhc1<mode>): Use "move_type" instead of "move".
(*low<mode>_mips16): Use "extended_mips16" instead of "length".
(loadgp_blockage): Remove the "length" attribute.
(blockage, set_got_version, update_got_version): Likewise.
(call_internal): Remove the "extended_mips16" attribute.
(call_value_internal, call_value_multiple_internal): Likewise.
* config/mips/loongson.md (mov<mode>_internal): Use "move_type"
instead of "move".
* config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
the "length" attribute.
From-SVN: r137194
2008-06-27 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/t-aix52: Append large data option to LDFLAGS for
genautomata.
2008-06-27 Edmar Wienskoski <edmar@freescale.com>
* config.gcc (powerpc*-*-*): Add new core e500mc.
* config/rs6000/e500mc.md: New file.
* config/rs6000/rs6000.c (processor_costs): Add new costs for
e500mc.
(rs6000_override_options): Add e500mc case to
processor_target_table. Altivec and Spe options not allowed
with e500mc. Add isel instruction to e500mc by
default. Initialize rs6000_cost for e500mc.
(rs6000_issue_rate): Set issue rate for e500mc.
* config/rs6000/rs6000.h (processor_type): Add
PROCESSOR_PPCE500MC.
(ASM_CPU_SPEC): Add e500mc.
Set TARGET_ISEL to rs6000_isel.
* config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
(CHECK_E500_OPTIONS): Remove TARGET_ISEL.
* config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc..
Include e500mc.md.
* doc/invoke.texi: Add e500mc to list of cpus.
From-SVN: r137176
Andreas Schwab
Krister Walfridsson
Thomas Koenig
Jerry DeLisle
Paolo Carlini
Richard Guenther
Jakub Jelinek
Ira Rosen
Kaveh R. Ghazi
GCC Administrator
Andrew Jenner
Sandra Loosemore
Joseph Myers
Ulrich Weigand
Uros Bizjak
Matthias Klose
Daniel Kraft
Kai Tietz
Steven Bosscher
Richard Sandiford
Mark Mitchell
Richard Biener
Uros Bizjak
Daniel Berlin
David Edelsohn
Laurynas Biveinis
Eric Botcazou