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| author | Bernd Schmidt <bernds@codesourcery.com> | 2011-06-21 14:16:39 +0000 |
|---|---|---|
| committer | Bernd Schmidt <bernds@codesourcery.com> | 2011-06-21 14:16:39 +0000 |
| commit | 02a5eafee23c0d5b39c942e6afc2b5047a997c38 (patch) | |
| tree | ee32816cbc97cc6b5823412e083d7944b01b96a7 /gcc/genopinit.c | |
| parent | 9c042fc8f841eb79056ab50b7b362bd4187075dd (diff) | |
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: https://gcc.gnu.org/svn/gcc/trunk@175261 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/genopinit.c')
| -rw-r--r-- | gcc/genopinit.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/genopinit.c b/gcc/genopinit.c index 35e994b024c..570540dacb0 100644 --- a/gcc/genopinit.c +++ b/gcc/genopinit.c @@ -199,6 +199,7 @@ static const char * const optabs[] = "set_optab_handler (ffs_optab, $A, CODE_FOR_$(ffs$a2$))", "set_optab_handler (clz_optab, $A, CODE_FOR_$(clz$a2$))", "set_optab_handler (ctz_optab, $A, CODE_FOR_$(ctz$a2$))", + "set_optab_handler (clrsb_optab, $A, CODE_FOR_$(clrsb$a2$))", "set_optab_handler (popcount_optab, $A, CODE_FOR_$(popcount$a2$))", "set_optab_handler (parity_optab, $A, CODE_FOR_$(parity$a2$))", "set_optab_handler (mov_optab, $A, CODE_FOR_$(mov$a$))", |