diff options
Diffstat (limited to 'gcc/loop.c')
| -rw-r--r-- | gcc/loop.c | 37 |
1 files changed, 13 insertions, 24 deletions
@@ -41,7 +41,6 @@ Boston, MA 02111-1307, USA. */ #include "obstack.h" #include "function.h" #include "expr.h" -#include "optabs.h" #include "hard-reg-set.h" #include "basic-block.h" #include "insn-config.h" @@ -1952,8 +1951,8 @@ move_movables (loop, movables, threshold, insn_count) rtx tem; start_sequence (); - tem = expand_binop - (GET_MODE (reg), and_optab, reg, + tem = expand_simple_binop + (GET_MODE (reg), AND, reg, GEN_INT ((((HOST_WIDE_INT) 1 << GET_MODE_BITSIZE (m->savemode))) - 1), @@ -7578,21 +7577,16 @@ check_dbra_loop (loop, insn_count) } else if (GET_CODE (initial_value) == CONST_INT) { - rtx offset = GEN_INT (-INTVAL (initial_value) - add_adjust); enum machine_mode mode = GET_MODE (reg); - enum insn_code icode - = add_optab->handlers[(int) mode].insn_code; - - if (! (*insn_data[icode].operand[0].predicate) (reg, mode) - || ! ((*insn_data[icode].operand[1].predicate) - (comparison_value, mode)) - || ! ((*insn_data[icode].operand[2].predicate) - (offset, mode))) + rtx offset = GEN_INT (-INTVAL (initial_value) - add_adjust); + rtx add_insn = gen_add3_insn (reg, comparison_value, offset); + + if (add_insn == 0) return 0; + start_value = gen_rtx_PLUS (mode, comparison_value, offset); - loop_insn_hoist (loop, (GEN_FCN (icode) - (reg, comparison_value, offset))); + loop_insn_hoist (loop, add_insn); if (GET_CODE (comparison) == LE) final_value = gen_rtx_PLUS (mode, comparison_value, GEN_INT (add_val)); @@ -7600,19 +7594,14 @@ check_dbra_loop (loop, insn_count) else if (! add_adjust) { enum machine_mode mode = GET_MODE (reg); - enum insn_code icode - = sub_optab->handlers[(int) mode].insn_code; - if (! (*insn_data[icode].operand[0].predicate) (reg, mode) - || ! ((*insn_data[icode].operand[1].predicate) - (comparison_value, mode)) - || ! ((*insn_data[icode].operand[2].predicate) - (initial_value, mode))) + rtx sub_insn = gen_sub3_insn (reg, comparison_value, + initial_value); + + if (sub_insn == 0) return 0; start_value = gen_rtx_MINUS (mode, comparison_value, initial_value); - loop_insn_hoist (loop, (GEN_FCN (icode) - (reg, comparison_value, - initial_value))); + loop_insn_hoist (loop, sub_insn); } else /* We could handle the other cases too, but it'll be |