diff options
Diffstat (limited to 'gcc/expmed.c')
| -rw-r--r-- | gcc/expmed.c | 33 |
1 files changed, 4 insertions, 29 deletions
diff --git a/gcc/expmed.c b/gcc/expmed.c index c1f9873e978..08a8863d567 100644 --- a/gcc/expmed.c +++ b/gcc/expmed.c @@ -353,8 +353,6 @@ store_bit_field (rtx str_rtx, unsigned HOST_WIDE_INT bitsize, op0 = SUBREG_REG (op0); } - value = protect_from_queue (value, 0); - /* Use vec_set patterns for inserting parts of vectors whenever available. */ if (VECTOR_MODE_P (GET_MODE (op0)) @@ -602,8 +600,6 @@ store_bit_field (rtx str_rtx, unsigned HOST_WIDE_INT bitsize, } offset = 0; } - else - op0 = protect_from_queue (op0, 1); /* If VALUE is a floating-point mode, access it as an integer of the corresponding size. This can occur on a machine with 64 bit registers @@ -771,9 +767,7 @@ store_bit_field (rtx str_rtx, unsigned HOST_WIDE_INT bitsize, The field starts at position BITPOS within the byte. (If OP0 is a register, it may be a full word or a narrower mode, but BITPOS still counts within a full word, - which is significant on bigendian machines.) - - Note that protect_from_queue has already been done on OP0 and VALUE. */ + which is significant on bigendian machines.) */ static void store_fixed_bit_field (rtx op0, unsigned HOST_WIDE_INT offset, @@ -1369,8 +1363,6 @@ extract_bit_field (rtx str_rtx, unsigned HOST_WIDE_INT bitsize, } offset = 0; } - else - op0 = protect_from_queue (str_rtx, 1); /* Now OFFSET is nonzero only for memory operands. */ @@ -1487,8 +1479,7 @@ extract_bit_field (rtx str_rtx, unsigned HOST_WIDE_INT bitsize, bitsize_rtx = GEN_INT (bitsize); bitpos_rtx = GEN_INT (xbitpos); - pat = gen_extzv (protect_from_queue (xtarget, 1), - xop0, bitsize_rtx, bitpos_rtx); + pat = gen_extzv (xtarget, xop0, bitsize_rtx, bitpos_rtx); if (pat) { emit_insn (pat); @@ -1616,8 +1607,7 @@ extract_bit_field (rtx str_rtx, unsigned HOST_WIDE_INT bitsize, bitsize_rtx = GEN_INT (bitsize); bitpos_rtx = GEN_INT (xbitpos); - pat = gen_extv (protect_from_queue (xtarget, 1), - xop0, bitsize_rtx, bitpos_rtx); + pat = gen_extv (xtarget, xop0, bitsize_rtx, bitpos_rtx); if (pat) { emit_insn (pat); @@ -2523,10 +2513,6 @@ expand_mult_const (enum machine_mode mode, rtx op0, HOST_WIDE_INT val, int opno; enum machine_mode nmode; - /* op0 must be register to make mult_cost match the precomputed - shiftadd_cost array. */ - op0 = protect_from_queue (op0, 0); - /* Avoid referencing memory over and over. For speed, but also for correctness when mem is volatile. */ if (MEM_P (op0)) @@ -4564,10 +4550,6 @@ emit_store_flag (rtx target, enum rtx_code code, rtx op0, rtx op1, rtx last = get_last_insn (); rtx pattern, comparison; - /* ??? Ok to do this and then fail? */ - op0 = protect_from_queue (op0, 0); - op1 = protect_from_queue (op1, 0); - if (unsignedp) code = unsigned_condition (code); @@ -4672,7 +4654,6 @@ emit_store_flag (rtx target, enum rtx_code code, rtx op0, rtx op1, first. */ if (GET_MODE_SIZE (target_mode) > GET_MODE_SIZE (mode)) { - op0 = protect_from_queue (op0, 0); op0 = convert_modes (target_mode, mode, op0, 0); mode = target_mode; } @@ -4704,13 +4685,8 @@ emit_store_flag (rtx target, enum rtx_code code, rtx op0, rtx op1, insn_operand_predicate_fn pred; /* We think we may be able to do this with a scc insn. Emit the - comparison and then the scc insn. - - compare_from_rtx may call emit_queue, which would be deleted below - if the scc insn fails. So call it ourselves before setting LAST. - Likewise for do_pending_stack_adjust. */ + comparison and then the scc insn. */ - emit_queue (); do_pending_stack_adjust (); last = get_last_insn (); @@ -4947,7 +4923,6 @@ emit_store_flag (rtx target, enum rtx_code code, rtx op0, rtx op1, tem = expand_unop (mode, ffs_optab, op0, subtarget, 1); else if (GET_MODE_SIZE (mode) < UNITS_PER_WORD) { - op0 = protect_from_queue (op0, 0); tem = convert_modes (word_mode, mode, op0, 1); mode = word_mode; } |