diff options
| author | bernds <bernds@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-06-21 14:16:39 +0000 |
|---|---|---|
| committer | bernds <bernds@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-06-21 14:16:39 +0000 |
| commit | d8492bd3ebdf16222a744e495a4de4f2aa3bd58e (patch) | |
| tree | ee32816cbc97cc6b5823412e083d7944b01b96a7 /libgcc | |
| parent | 0a5cd24b53f25f58c958cfae4e2aa478059f5fb8 (diff) | |
| download | gcc-d8492bd3ebdf16222a744e495a4de4f2aa3bd58e.tar.gz | |
libgcc/
* Makefile.in (lib2funcs): Add _clrsbsi2 and _clrsbdi2.
* libgcc-std.ver.in (GCC_4.7.0): New section.
gcc/
* doc/extend.texi (__builtin_clrsb, __builtin_clrsbl,
__builtin_clrsbll): Document.
* doc/rtl.texi (clrsb): New entry.
* optabs.c (widen_leading): Renamed from widen_clz. New argument
UNOPTAB. All callers changed. Use UNOPTAB instead of clz_optab.
(expand_unop): Handle clrsb_optab.
(init_optabs): Initialize it.
* optabs.h (enum optab_index): New entry OTI_clrsb.
(clrsb_optab): Define.
* genopinit.c (optabs): Add an entry for it.
* builtins.c (expand_builtin): Handle clrsb builtin functions.
* builtins.def (BUILT_IN_CLRSB, BUILT_IN_CLRSBIMAX, BUILT_IN_CLRSBL,
BUILT_IN_CLRSBLL): New.
* rtl.def (CLRSB): New code.
* dwarf2out.c (mem_loc_descriptor): Handle it.
* simplify-rtx.c (simplify_const_unary_operation): Likewise.
Use op_mode rather than mode when optimizing ffs, clz, ctz, parity
and popcount.
* libgcc2.c (__clrsbSI2, __clrsbDI2): New functions.
* libgcc2.h (__clrsbSI2, __clrsbDI2): Define and declare.
(__ctzDI2): Move declaration.
* config/bfin/bfin.md (clrsbsi2): New expander.
(signbitssi2): Use the CLRSB rtx.
(clrsbhi2): Renamed from signbitshi2. Use the CLRSB rtx.
* config/bfin/bfin.c (bdesc_1arg): Changed accordingly.
gcc/testsuite/
* gcc.c-torture/excute/builtin-bitops-1.c (MAKE_FUNS): Make
my_clrsb test functions.
(main): Test clrsb.
* gcc.dg/builtin-protos-1.c (test_s, test_u, test_sl, test_ul,
test_sll, test_ull): Add clrsb tests.
* gcc.dg/torture/builtin-attr-1.c: Add tests for clrsb, clrsbl,
clrsbll.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@175261 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libgcc')
| -rw-r--r-- | libgcc/ChangeLog | 5 | ||||
| -rw-r--r-- | libgcc/Makefile.in | 2 | ||||
| -rw-r--r-- | libgcc/libgcc-std.ver.in | 7 |
3 files changed, 13 insertions, 1 deletions
diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog index 0f2384ea5de..08d8ef9a6a7 100644 --- a/libgcc/ChangeLog +++ b/libgcc/ChangeLog @@ -1,3 +1,8 @@ +2011-06-21 Bernd Schmidt <bernds@codesourcery.com> + + * Makefile.in (lib2funcs): Add _clrsbsi2 and _clrsbdi2. + * libgcc-std.ver.in (GCC_4.7.0): New section. + 2011-06-16 Georg-Johann Lay <avr@gjlay.de> PR target/49313 diff --git a/libgcc/Makefile.in b/libgcc/Makefile.in index 383a6614b1c..d0a1d1582ee 100644 --- a/libgcc/Makefile.in +++ b/libgcc/Makefile.in @@ -323,7 +323,7 @@ lib2funcs = _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2 \ _ctzsi2 _ctzdi2 _popcount_tab _popcountsi2 _popcountdi2 \ _paritysi2 _paritydi2 _powisf2 _powidf2 _powixf2 _powitf2 \ _mulsc3 _muldc3 _mulxc3 _multc3 _divsc3 _divdc3 _divxc3 \ - _divtc3 _bswapsi2 _bswapdi2 + _divtc3 _bswapsi2 _bswapdi2 _clrsbsi2 _clrsbdi2 # The floating-point conversion routines that involve a single-word integer. # XX stands for the integer mode. diff --git a/libgcc/libgcc-std.ver.in b/libgcc/libgcc-std.ver.in index e468ec589ba..5552a6f001b 100644 --- a/libgcc/libgcc-std.ver.in +++ b/libgcc/libgcc-std.ver.in @@ -1920,3 +1920,10 @@ GCC_4.6.0 { __morestack_initial_sp __splitstack_find } + +%inherit GCC_4.7.0 GCC_4.6.0 +GCC_4.7.0 { + __PFX__clrsbsi2 + __PFX__clrsbdi2 + __PFX__clrsbti2 +} |