Tom Tromey [Sun, 10 Mar 2002 04:50:21 +0000 (04:50 +0000)]
verify.cc (state::NO_STACK): New constant.
* verify.cc (state::NO_STACK): New constant.
(state::is_unmerged_ret_state): Handle case where stacktop is
NO_STACK.
(state::merge): Handle NO_STACK merges.
(handle_jsr_insn): Invalidate PC, and use special NO_STACK state
for instruction following jsr.
(stacktop, stackdepth): Removed unused variables.
(pop_jump): Ignore case where all remaining states are skipped.
Bryce McKinlay [Sun, 10 Mar 2002 03:53:16 +0000 (03:53 +0000)]
Hashtable synchronization for PowerPC.
libjava:
Hashtable synchronization for PowerPC.
* configure.in: Define SLOW_PTHREAD_SELF if configure.host set
slow_pthread_self. Set up symlink for sysdeps directory.
* configure: Rebuild.
* configure.host: Document more shell variables. Set sysdeps_dir
for most platforms. Set slow_pthread_self for i686. Set
enable_hash_synchronization_default and slow_pthread_self for PowerPC.
* posix-threads.cc (_Jv_ThreadSelf_out_of_line): Use release_set so
that memory barrier is emitted where required.
* prims.cc: 64-bit align static primitive class instances.
* include/posix-threads.h (_Jv_ThreadSelf for SLOW_PTHREAD_SELF): Add
read_barrier() to enforce ordering of reads.
* sysdep/powerpc/locks.h: New file. Implementation of synchronization
primitives for PowerPC.
* sysdep/i386/locks.h: New file. Synchronization primitives for i386
moved from natObject.cc.
* sysdep/alpha/locks.h: Likewise.
* sysdep/ia64/locks.h: Likewise.
* sysdep/generic/locks.h: Likewise.
* java/lang/natObject.cc: Move thread synchronization primitives to
system-dependent headers.
gcc/java:
* decl.c (java_init_decl_processing): Make sure class_type_node
alignment is not less than 64 bits if hash synchronization isenabled.
boehm-gc:
* include/gc_priv.h: Define ALIGN_DOUBLE on 32 bit targets if GCJ
support is enabled, for hash synchronization.
Bryce McKinlay [Sun, 10 Mar 2002 03:31:08 +0000 (03:31 +0000)]
configure.in: Define SLOW_PTHREAD_SELF if configure.host set slow_pthread_self.
libjava:
* configure.in: Define SLOW_PTHREAD_SELF if configure.host set
slow_pthread_self. Set up symlink for sysdeps directory.
* configure.host: Document more shell variables. Set sysdeps_dir
for most platforms. Set slow_pthread_self for i686. Set
enable_hash_synchronization_default and slow_pthread_self for PowerPC.
* posix-threads.cc (_Jv_ThreadSelf_out_of_line): Use release_set so
that memory barrier is emitted where required.
* include/posix-threads.h (_Jv_ThreadSelf for SLOW_PTHREAD_SELF): Add
read_barrier() to enforce ordering of reads.
* sysdep/powerpc/locks.h: New file. Implementation of synchronization
primitives for PowerPC.
* sysdep/i386/locks.h: New file. Synchronization primitives for i386
moved from natObject.cc.
* sysdep/alpha/locks.h: Likewise.
* sysdep/ia64/locks.h: Likewise.
* sysdep/generic/locks.h: Likewise.
* java/lang/natObject.cc: Move thread synchronization primitives to
system-dependent headers.
gcc/java:
* decl.c (java_init_decl_processing): Make sure class_type_node
alignment is not less than 64 bits if hash synchronization is enabled.
boehm-gc:
* include/gc_priv.h: Define ALIGN_DOUBLE on 32 bit targets if GCJ
support is enabled, for hash synchronization.
Richard Kenner [Sat, 9 Mar 2002 12:53:21 +0000 (12:53 +0000)]
emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
* emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
* function.c (fixup_var_refs): Add MAY_SHARE parameter.
(fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
(fixup_var_refs_insn, fixup_var_refs_1): Likewise.
(pop_function_context): Compute MAY_SHARE parameter for
fixup_var_refs.
(fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
(gen_mem_addressof): Call fixup_var_refs with new parm.
Alexandre Oliva [Sat, 9 Mar 2002 06:05:27 +0000 (06:05 +0000)]
mips.c (function_arg_pass_by_reference): Force to 0 in o32 and o64 ABIs.
* config/mips/mips.c (function_arg_pass_by_reference): Force to 0
in o32 and o64 ABIs.
* config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
but getting fixed-size structs passed in registers regardless of
padding in o32 and o64 ABIs.
Scott Snyder [Sat, 9 Mar 2002 02:12:30 +0000 (02:12 +0000)]
locale_facets.tcc (num_put::_M_convert_float): Allow one more digit of precision.
2002-03-08 scott snyder <snyder@fnal.gov>
libstdc++/5875
* include/bits/locale_facets.tcc (num_put::_M_convert_float):
Allow one more digit of precision.
* testsuite/27_io/ostream_inserter_arith.cc: Test that we can
Scott Snyder [Sat, 9 Mar 2002 02:01:34 +0000 (02:01 +0000)]
locale_facets.tcc (num_put::_M_convert_float): Allow one more digit of precision.
2002-03-08 scott snyder <snyder@fnal.gov>
libstdc++/5875
* include/bits/locale_facets.tcc (num_put::_M_convert_float):
Allow one more digit of precision.
* testsuite/27_io/ostream_inserter_arith.cc: Test that we can
write a double and read back in the same value.
Matt Hiller [Fri, 8 Mar 2002 22:44:21 +0000 (22:44 +0000)]
gensupport.c (first_dir_md_include): Renamed from include; change all references.
2002-03-07 Matt Hiller <hiller@redhat.com>
* gensupport.c (first_dir_md_include): Renamed from include;
change all references.
(last_dir_md_include): Renamed from last_include; change all
references.
(init_md_reader): Unconditionally initialize base_dir whether or
not filename is a relative path.
Per Bothner [Fri, 8 Mar 2002 20:59:52 +0000 (12:59 -0800)]
re PR java/5812 (GCJ 3.0.2 segfaults on class file from Sun JDK 1.3 compiler)
Fix for PR java/5812.
* expr.c (build_java_jsr): Take pc arguments, and do lookup_label
gere instead of in JSR macro. Likewise with load_type_state call.
Do the latter on if the return_pc has been verified (the jsr returns).
(JSR): No just call build_java_jsr.
Jan Hubicka [Fri, 8 Mar 2002 20:32:15 +0000 (21:32 +0100)]
cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been removed; fix return value.
* cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
removed; fix return value.
* combine.c (combine_instructions): Dirtify blocks where we failed to
update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
* toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
Benjamin Kosnik [Fri, 8 Mar 2002 17:59:14 +0000 (17:59 +0000)]
std_limits.h: Move static const data members out of generic template...
2002-03-08 Benjamin Kosnik <bkoz@redhat.com>
* include/std/std_limits.h: Move static const data members out of
generic template, into base class __numeric_limits_base.
* src/limits.cc: Add definitions.
* config/linker-map.gnu: Add __numeric_limits_base.
* testsuite/18_support/numeric_limits.cc: Declare test in scope.
Alexandre Oliva [Fri, 8 Mar 2002 02:57:13 +0000 (02:57 +0000)]
gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as NULL_RTX.
* config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
NULL_RTX. Set all HFmode operations as NULL_RTX.
* optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
NULL_RTX, try reversing the comparison and the operands.
Adam Megacz [Fri, 8 Mar 2002 01:46:34 +0000 (01:46 +0000)]
natPlainSocketImpl.cc: Changed USE_WINSOCK to WIN32, and added thunks for read(), write(), and close().
2002-03-07 Adam Megacz <adam@xwt.org>
* java/net/natPlainSocketImpl.cc: Changed USE_WINSOCK to
WIN32, and added thunks for read(), write(), and close().
* java/net/natPlainSocketImpl.cc (accept, read, read):
Disabled timeouts on WIN32 pending discussion.
* defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
(MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
* flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
(HONOR_SIGN_DEPENDENT_ROUNDING): New.
* builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
* c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
unless x and y could be infinite.
(expand_unordered_cmp): New, mostly split from expand_tree_builtin.
Check that the common type of both arguments is a real, even for
targets without unordered comparisons. Allow an integer argument
to be compared against a real.
(expand_tree_builtin): Use expand_unordered_cmp.
* combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
* cse.c (fold_rtx): Likewise. Fix indentation.
* fold-const.c (fold_real_zero_addition_p): New.
(fold): Use it, and the new HONOR_... macros.
* ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
* jump.c (reversed_comparison_code_parts): After searching for
the true comparison mode, use HONOR_NANS to decide whether it
can be safely reversed.
(reverse_condition_maybe_unordered): Remove IEEE check.
* simplify-rtx.c (simplify_binary_operation): Use the new macros
to decide which simplifications are valid. Allow the following
simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
and (a - -b) to (a + b).
(simplify_relational_operation): Use HONOR_NANS.
* doc/tm.texi: Document the MODE_HAS_... macros.
* genemit.c (gen_exp): New argument used. Invoke copy_rtx
if used indicates we've already emitted one copy of an operand.
(gen_insn, gen_expand, output_add_clobbers): Supply a null used.
(gen_split): Supply a non-null used.
Jim Blandy [Thu, 7 Mar 2002 00:20:12 +0000 (00:20 +0000)]
splay-tree.c (splay_tree_xmalloc_allocate, [...]): Use K&R-style definitions, not prototyped definitions.
* splay-tree.c (splay_tree_xmalloc_allocate,
splay_tree_xmalloc_deallocate): Use K&R-style definitions, not
prototyped definitions. Mark `data' arguments as unused.
Tom Tromey [Wed, 6 Mar 2002 23:23:34 +0000 (23:23 +0000)]
natFileDescriptorEcos.cc (init): Don't use GetStdHandle.
* java/io/natFileDescriptorEcos.cc (init): Don't use
GetStdHandle.
* java/io/natFileDescriptorPosix.cc (valid): Don't call stat if FD
is negative.
(init): Don't use GetStdHandle.
Ulrich Weigand [Wed, 6 Mar 2002 23:07:08 +0000 (23:07 +0000)]
reload1.c (reload): Unshare all rtl after reload is done.
* reload1.c (reload): Unshare all rtl after reload is done.
* simplify-rtx.c (simplify_plus_minus): Do not abort,
but simply fail if the expression is too complex to simplify.
(simplify_gen_binary): Handle simplify_plus_minus failures.