spu.c (spu_init_libfuncs): Install __clrsbdi2.
* config/spu/spu.c (spu_init_libfuncs): Install __clrsbdi2. * config/spu/spu.md ("clrsb<mode>2"): New expander. From-SVN: r176249
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@ -1,3 +1,8 @@
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2011-07-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
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* config/spu/spu.c (spu_init_libfuncs): Install __clrsbdi2.
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* config/spu/spu.md ("clrsb<mode>2"): New expander.
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2011-07-13 Thomas Schwinge <thomas@schwinge.name>
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* acinclude.m4 (gcc_GAS_CHECK_FEATURE): Use AS_ECHO instead of echo.
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@ -5630,6 +5630,7 @@ spu_init_libfuncs (void)
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set_optab_libfunc (ffs_optab, DImode, "__ffsdi2");
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set_optab_libfunc (clz_optab, DImode, "__clzdi2");
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set_optab_libfunc (ctz_optab, DImode, "__ctzdi2");
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set_optab_libfunc (clrsb_optab, DImode, "__clrsbdi2");
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set_optab_libfunc (popcount_optab, DImode, "__popcountdi2");
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set_optab_libfunc (parity_optab, DImode, "__paritydi2");
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@ -2232,6 +2232,21 @@
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operands[5] = spu_const(<MODE>mode, 31);
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})
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(define_expand "clrsb<mode>2"
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[(set (match_dup 2)
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(gt:VSI (match_operand:VSI 1 "spu_reg_operand" "") (match_dup 5)))
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(set (match_dup 3) (not:VSI (xor:VSI (match_dup 1) (match_dup 2))))
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(set (match_dup 4) (clz:VSI (match_dup 3)))
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(set (match_operand:VSI 0 "spu_reg_operand")
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(plus:VSI (match_dup 4) (match_dup 5)))]
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""
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{
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operands[2] = gen_reg_rtx (<MODE>mode);
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operands[3] = gen_reg_rtx (<MODE>mode);
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operands[4] = gen_reg_rtx (<MODE>mode);
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operands[5] = spu_const(<MODE>mode, -1);
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})
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(define_expand "ffs<mode>2"
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[(set (match_dup 2)
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(neg:VSI (match_operand:VSI 1 "spu_reg_operand" "")))
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