Lines Matching refs:NULL_RTX
131 #define gen_conditional_trap(a,b) (gcc_unreachable (), NULL_RTX)
164 NEXT_INSN (last_insn) != NULL_RTX;
169 if (set == NULL_RTX)
184 while (insn != NULL_RTX)
649 rtx_op1 = expand_expr (vec_oprnd, NULL_RTX, VOIDmode, EXPAND_NORMAL);
654 rtx_op2 = expand_expr (shift_oprnd, NULL_RTX, VOIDmode, EXPAND_NORMAL);
994 as the target's word_mode. This function return NULL_RTX if anything
1054 rtx wordm1 = umulp ? NULL_RTX : GEN_INT (BITS_PER_WORD - 1);
1076 NULL_RTX, 1, methods);
1079 NULL_RTX, 0, OPTAB_DIRECT);
1083 NULL_RTX, 0, methods);
1085 return NULL_RTX;
1087 NULL_RTX, 0, OPTAB_DIRECT);
1091 return NULL_RTX;
1095 NULL_RTX, 0, OPTAB_DIRECT);
1097 return NULL_RTX;
1105 NULL_RTX, 1, methods);
1108 NULL_RTX, 0, OPTAB_DIRECT);
1112 NULL_RTX, 0, methods);
1114 return NULL_RTX;
1116 NULL_RTX, 0, OPTAB_DIRECT);
1120 return NULL_RTX;
1124 NULL_RTX, 0, OPTAB_DIRECT);
1126 return NULL_RTX;
1134 target = NULL_RTX;
1144 return NULL_RTX;
1348 if (INSN_P (pat) && NEXT_INSN (pat) != NULL_RTX
1352 return expand_binop (mode, binoptab, op0, op1, NULL_RTX,
1390 op0, op1, NULL_RTX, unsignedp, OPTAB_DIRECT);
1440 temp = expand_binop (wider_mode, binoptab, xop0, xop1, NULL_RTX,
1656 NULL_RTX, unsignedp, next_methods);
1659 NULL_RTX, unsignedp, next_methods);
1672 NULL_RTX, unsignedp, next_methods);
1675 NULL_RTX, unsignedp, next_methods);
1710 rtx carry_in = NULL_RTX, carry_out = NULL_RTX;
1770 NULL_RTX, 1, next_methods);
1834 rtx product = NULL_RTX;
1845 if (product == NULL_RTX
1855 if (product != NULL_RTX)
1898 NULL_RTX, LCT_CONST, mode, 2,
1963 temp = expand_binop (wider_mode, binoptab, xop0, xop1, NULL_RTX,
2294 NULL_RTX, LCT_CONST,
2350 temp = expand_unop (wider_mode, clz_optab, xop0, NULL_RTX, true);
2388 temp = expand_unop (wider_mode, popcount_optab, xop0, NULL_RTX,
2439 return NULL_RTX;
2443 return NULL_RTX;
2447 return NULL_RTX;
2453 return NULL_RTX;
2511 emit_no_conflict_block (insns, target, op0, NULL_RTX, temp);
2577 if (INSN_P (pat) && NEXT_INSN (pat) != NULL_RTX
2578 && ! add_equal_note (pat, temp, unoptab->code, xop0, NULL_RTX))
2581 return expand_unop (mode, unoptab, op0, NULL_RTX, unsignedp);
2626 temp = expand_unop (wider_mode, unoptab, xop0, NULL_RTX,
2677 emit_no_conflict_block (insns, target, op0, NULL_RTX,
2734 NULL_RTX, LCT_CONST, outmode,
2769 temp = expand_unop (wider_mode, unoptab, xop0, NULL_RTX,
2853 temp = expand_unop (mode, neg_optab, op0, NULL_RTX, 0);
2872 NULL_RTX, 0);
2884 return NULL_RTX;
2920 NULL_RTX, NULL_RTX, op1);
2946 target = NULL_RTX;
2952 return NULL_RTX;
2957 if (target == NULL_RTX)
2967 return NULL_RTX;
2994 NULL_RTX, 1, OPTAB_LIB_WIDEN);
2997 emit_cmp_and_jump_insns (op1, const0_rtx, EQ, NULL_RTX, imode, 1, label);
3029 return NULL_RTX;
3073 NULL_RTX, 1, OPTAB_LIB_WIDEN);
3078 NULL_RTX, 1, OPTAB_LIB_WIDEN);
3092 emit_no_conflict_block (insns, target, op0, op1, NULL_RTX);
3098 NULL_RTX, 1, OPTAB_LIB_WIDEN);
3104 NULL_RTX, 1, OPTAB_LIB_WIDEN);
3137 return NULL_RTX;
3159 return NULL_RTX;
3190 if (INSN_P (pat) && NEXT_INSN (pat) != NULL_RTX && code != UNKNOWN)
3191 add_equal_note (pat, temp, code, op0, NULL_RTX);
3311 || find_reg_note (insn, REG_LIBCALL, NULL_RTX))
3386 remove_note (last, find_reg_note (last, REG_EQUAL, NULL_RTX));
3443 rtx note = find_reg_note (insn, REG_EH_REGION, NULL_RTX);
3457 rtx note = find_reg_note (insn, REG_EH_REGION, NULL_RTX);
3538 remove_note (last, find_reg_note (last, REG_EQUAL, NULL_RTX));
3732 result = emit_library_call_value (libfunc, NULL_RTX, LCT_CONST_MAKE_BLOCK,
3777 return NULL_RTX;
3787 be NULL_RTX which indicates that only a comparison is to be generated. */
4018 value = emit_library_call_value (libfunc, NULL_RTX, LCT_CONST,
4065 The result is either TARGET (perhaps modified) or NULL_RTX if the operation
4140 = compare_from_rtx (op0, op1, code, unsignedp, cmode, NULL_RTX);
4147 return NULL_RTX;
4193 The result is either TARGET (perhaps modified) or NULL_RTX if the operation
4268 = compare_from_rtx (op0, op1, code, unsignedp, cmode, NULL_RTX);
4275 return NULL_RTX;
4327 return NULL_RTX;
4386 return NULL_RTX;
4613 emit_cmp_and_jump_insns (from, const0_rtx, LT, NULL_RTX, imode,
4628 NULL_RTX, 1, OPTAB_LIB_WIDEN);
4630 NULL_RTX, 1);
4661 emit_cmp_and_jump_insns (from, const0_rtx, GE, NULL_RTX, GET_MODE (from),
4692 value = emit_library_call_value (libfunc, NULL_RTX, LCT_CONST,
4810 emit_cmp_and_jump_insns (from, limit, GE, NULL_RTX, GET_MODE (from),
4823 NULL_RTX, 0, OPTAB_LIB_WIDEN);
4873 value = emit_library_call_value (libfunc, NULL_RTX, LCT_CONST,
5530 trap_rtx = gen_rtx_fmt_ee (EQ, VOIDmode, NULL_RTX, NULL_RTX);
5715 rtx_op0 = expand_expr (t_op0, NULL_RTX, TYPE_MODE (TREE_TYPE (t_op0)), 1);
5716 rtx_op1 = expand_expr (t_op1, NULL_RTX, TYPE_MODE (TREE_TYPE (t_op1)), 1);
5778 NULL_RTX, VOIDmode, EXPAND_NORMAL);
5784 NULL_RTX, VOIDmode, EXPAND_NORMAL);
5825 if (insn == NULL_RTX)
5826 return NULL_RTX;
5841 return NULL_RTX;
5865 NULL_RTX, icode);
5866 if (subtarget != NULL_RTX)
5873 return NULL_RTX;
5881 NULL_RTX, icode);
5882 if (subtarget == NULL_RTX)
5883 return NULL_RTX;
5982 if (subtarget != NULL_RTX)
5996 if (subtarget == NULL_RTX)
6047 val = expand_simple_unop (mode, NEG, val, NULL_RTX, 1);
6084 t1 = expand_simple_unop (mode, NOT, t1, NULL_RTX, true);
6087 t1 = expand_simple_binop (mode, code, t1, val, NULL_RTX,
6097 return NULL_RTX;
6148 val = expand_simple_unop (mode, NEG, val, NULL_RTX, 1);
6216 target = expand_simple_unop (mode, NOT, target, NULL_RTX, true);
6217 target = expand_simple_binop (mode, code, target, val, NULL_RTX,
6241 t1 = expand_simple_unop (mode, NOT, t1, NULL_RTX, true);
6244 t1 = expand_simple_binop (mode, code, t1, val, NULL_RTX,
6256 return NULL_RTX;
6300 if (expand_compare_and_swap_loop (mem, target, val, NULL_RTX))
6304 return NULL_RTX;