optabs.c (expand_parity): Fix mode mismatch, add final conversion and keep looping on failure.
* optabs.c (expand_parity): Fix mode mismatch, add final conversion and keep looping on failure. From-SVN: r241202
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@ -1,3 +1,8 @@
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2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
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* optabs.c (expand_parity): Fix mode mismatch, add final conversion
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and keep looping on failure.
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2016-10-14 David Malcolm <dmalcolm@redhat.com>
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* print-rtl-function.c (print_edge): Omit "(flags)" when none are
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18
gcc/optabs.c
18
gcc/optabs.c
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@ -2382,18 +2382,26 @@ expand_parity (machine_mode mode, rtx op0, rtx target)
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last = get_last_insn ();
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if (target == 0)
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target = gen_reg_rtx (mode);
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if (target == 0 || GET_MODE (target) != wider_mode)
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target = gen_reg_rtx (wider_mode);
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xop0 = widen_operand (op0, wider_mode, mode, true, false);
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temp = expand_unop (wider_mode, popcount_optab, xop0, NULL_RTX,
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true);
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if (temp != 0)
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temp = expand_binop (wider_mode, and_optab, temp, const1_rtx,
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target, true, OPTAB_DIRECT);
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if (temp == 0)
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delete_insns_since (last);
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return temp;
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if (temp)
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{
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if (mclass != MODE_INT
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|| !TRULY_NOOP_TRUNCATION_MODES_P (mode, wider_mode))
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return convert_to_mode (mode, temp, 0);
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else
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return gen_lowpart (mode, temp);
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}
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else
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delete_insns_since (last);
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}
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}
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}
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@ -1,3 +1,9 @@
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2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
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* gcc.target/sparc/popc.c: Rename to...
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* gcc.target/sparc/popc-1.c: ...this.
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* gcc.target/sparc/popc-2.c: New test.
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2016-10-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
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PR fortran/77972
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@ -0,0 +1,7 @@
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/* { dg-do compile } */
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/* { dg-options "-mcpu=niagara2 -Os" } */
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int foo (unsigned long long l)
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{
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return __builtin_parityll (l);
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}
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