diff options
Diffstat (limited to 'gcc/expr.c')
| -rw-r--r-- | gcc/expr.c | 37 |
1 files changed, 21 insertions, 16 deletions
@@ -2238,7 +2238,7 @@ emit_group_load_1 (rtx *tmps, rtx dst, rtx orig_src, tree type, else if (VECTOR_MODE_P (GET_MODE (dst)) && REG_P (src)) { - int slen = GET_MODE_SIZE (GET_MODE (src)); + poly_uint64 slen = GET_MODE_SIZE (GET_MODE (src)); rtx mem; mem = assign_stack_temp (GET_MODE (src), slen); @@ -2970,7 +2970,7 @@ clear_storage_hints (rtx object, rtx size, enum block_op_methods method, just move a zero. Otherwise, do this a piece at a time. */ if (mode != BLKmode && CONST_INT_P (size) - && INTVAL (size) == (HOST_WIDE_INT) GET_MODE_SIZE (mode)) + && known_eq (INTVAL (size), GET_MODE_SIZE (mode))) { rtx zero = CONST0_RTX (mode); if (zero != NULL) @@ -3508,7 +3508,7 @@ emit_move_complex (machine_mode mode, rtx x, rtx y) existing block move logic. */ if (MEM_P (x) && MEM_P (y)) { - emit_block_move (x, y, GEN_INT (GET_MODE_SIZE (mode)), + emit_block_move (x, y, gen_int_mode (GET_MODE_SIZE (mode), Pmode), BLOCK_OP_NO_LIBCALL); return get_last_insn (); } @@ -3573,9 +3573,12 @@ emit_move_multi_word (machine_mode mode, rtx x, rtx y) rtx_insn *seq; rtx inner; bool need_clobber; - int i; + int i, mode_size; - gcc_assert (GET_MODE_SIZE (mode) >= UNITS_PER_WORD); + /* This function can only handle cases where the number of words is + known at compile time. */ + mode_size = GET_MODE_SIZE (mode).to_constant (); + gcc_assert (mode_size >= UNITS_PER_WORD); /* If X is a push on the stack, do the push now and replace X with a reference to the stack pointer. */ @@ -3594,9 +3597,7 @@ emit_move_multi_word (machine_mode mode, rtx x, rtx y) start_sequence (); need_clobber = false; - for (i = 0; - i < (GET_MODE_SIZE (mode) + (UNITS_PER_WORD - 1)) / UNITS_PER_WORD; - i++) + for (i = 0; i < CEIL (mode_size, UNITS_PER_WORD); i++) { rtx xpart = operand_subword (x, i, 1, mode); rtx ypart; @@ -4337,7 +4338,7 @@ emit_push_insn (rtx x, machine_mode mode, tree type, rtx size, /* A value is to be stored in an insufficiently aligned stack slot; copy via a suitably aligned slot if necessary. */ - size = GEN_INT (GET_MODE_SIZE (mode)); + size = gen_int_mode (GET_MODE_SIZE (mode), Pmode); if (!MEM_P (xinner)) { temp = assign_temp (type, 1, 1); @@ -4493,9 +4494,10 @@ emit_push_insn (rtx x, machine_mode mode, tree type, rtx size, } else if (partial > 0) { - /* Scalar partly in registers. */ - - int size = GET_MODE_SIZE (mode) / UNITS_PER_WORD; + /* Scalar partly in registers. This case is only supported + for fixed-wdth modes. */ + int size = GET_MODE_SIZE (mode).to_constant (); + size /= UNITS_PER_WORD; int i; int not_stack; /* # bytes of start of argument @@ -11158,10 +11160,13 @@ expand_expr_real_1 (tree exp, rtx target, machine_mode tmode, gcc_assert (!TREE_ADDRESSABLE (exp)); if (GET_MODE (op0) == BLKmode) - emit_block_move (new_with_op0_mode, op0, - GEN_INT (GET_MODE_SIZE (mode)), - (modifier == EXPAND_STACK_PARM - ? BLOCK_OP_CALL_PARM : BLOCK_OP_NORMAL)); + { + rtx size_rtx = gen_int_mode (mode_size, Pmode); + emit_block_move (new_with_op0_mode, op0, size_rtx, + (modifier == EXPAND_STACK_PARM + ? BLOCK_OP_CALL_PARM + : BLOCK_OP_NORMAL)); + } else emit_move_insn (new_with_op0_mode, op0); |