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comparison gcc/dojump.c @ 19:58ad6c70ea60

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update gcc from 4.4.0 to 4.4.1.
author kent@firefly.cr.ie.u-ryukyu.ac.jp
date Thu, 24 Sep 2009 13:21:57 +0900
parents a06113de4d67
children 77e2b8dfacca
comparison
equal deleted inserted replaced
18:33936f7f2835 19:58ad6c70ea60
139 PUT_MODE (shift_test, mode); 139 PUT_MODE (shift_test, mode);
140 PUT_MODE (XEXP (shift_test, 0), mode); 140 PUT_MODE (XEXP (shift_test, 0), mode);
141 } 141 }
142 142
143 /* Fill in the integers. */ 143 /* Fill in the integers. */
144 XEXP (and_test, 1) = GEN_INT ((unsigned HOST_WIDE_INT) 1 << bitnum); 144 XEXP (and_test, 1)
145 = immed_double_const ((unsigned HOST_WIDE_INT) 1 << bitnum, 0, mode);
145 XEXP (XEXP (shift_test, 0), 1) = GEN_INT (bitnum); 146 XEXP (XEXP (shift_test, 0), 1) = GEN_INT (bitnum);
146 147
147 return (rtx_cost (and_test, IF_THEN_ELSE, optimize_insn_for_speed_p ()) 148 return (rtx_cost (and_test, IF_THEN_ELSE, optimize_insn_for_speed_p ())
148 <= rtx_cost (shift_test, IF_THEN_ELSE, optimize_insn_for_speed_p ())); 149 <= rtx_cost (shift_test, IF_THEN_ELSE, optimize_insn_for_speed_p ()));
149 } 150 }
473 && compare_tree_int (shift, 0) >= 0 474 && compare_tree_int (shift, 0) >= 0
474 && compare_tree_int (shift, HOST_BITS_PER_WIDE_INT) < 0 475 && compare_tree_int (shift, HOST_BITS_PER_WIDE_INT) < 0
475 && prefer_and_bit_test (TYPE_MODE (argtype), 476 && prefer_and_bit_test (TYPE_MODE (argtype),
476 TREE_INT_CST_LOW (shift))) 477 TREE_INT_CST_LOW (shift)))
477 { 478 {
478 HOST_WIDE_INT mask = (HOST_WIDE_INT) 1 479 unsigned HOST_WIDE_INT mask
479 << TREE_INT_CST_LOW (shift); 480 = (unsigned HOST_WIDE_INT) 1 << TREE_INT_CST_LOW (shift);
480 do_jump (build2 (BIT_AND_EXPR, argtype, arg, 481 do_jump (build2 (BIT_AND_EXPR, argtype, arg,
481 build_int_cst_type (argtype, mask)), 482 build_int_cst_wide_type (argtype, mask, 0)),
482 clr_label, set_label); 483 clr_label, set_label);
483 break; 484 break;
484 } 485 }
485 } 486 }
486 } 487 }