* parse.y (patch_assignment): Wrap the right-hand-side with a save_expr
to prevent it getting evaluated twice in the store checking case.
* expr.c (build_java_arraystore_check): Unwrap SAVE_EXPR's when
examining OBJECT.
From-SVN: r50570
* defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
(MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
LARGEST_EXPONENT_IS_NORMAL for the given mode.
(MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
* real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
(ediv, emul, eldexp, esqrt): Likewise.
(etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
(e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
(saturate): New function.
(toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
(make_nan): Use a saturation value instead of a NaN if
LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
* fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
(unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
(_fpmul_parts, _fpdiv_parts): Only round to nearest if
!ROUND_TOWARDS_ZERO.
* doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
(ROUND_TOWARDS_ZERO): Document.
From-SVN: r50569
Paolo Carlini <pcarlini@unitus.it>
* config/locale/generic/collate_members.cc
(collate<char,wchar_t>::_M_compare_helper): normalize
values returned by strcoll and wcscoll.
* config/locale/gnu/collate_members.cc
(collate<char,wchar_t>::_M_compare_helper): ditto
for __strcoll_l and __wcscoll_l.
Co-Authored-By: Paolo Carlini <pcarlini@unitus.it>
From-SVN: r50551
* 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.
From-SVN: r50526
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.
From-SVN: r50523
2002-03-09 Adam Megacz <adam@xwt.org>
* java/io/natFileDescriptorWin32.cc (read): Return -1 if zero
bytes read and no failure code returned.
From-SVN: r50519
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.
[[Split portion of a mixed commit.]]
From-SVN: r50518.2
* config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
(ne0+5): Use new clobber to generate proper shift pattern.
Patch by Michael Matz <matz@kde.org>.
From-SVN: r50509
2002-03-09 Paolo Carlini <pcarlini@unitus.it>
* include/bits/locale_facets.tcc (collate::do_transform):
Rewrite to fix problems with long transformed strings.
From-SVN: r50500
2002-03-09 Adam Megacz <adam@xwt.org>
* java/lang/Win32Process.java (ConcreteProcess): Now throws an
IOException so that Throwable.printStackTrace fails correctly.
From-SVN: r50488
