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riscv-gcc-1
Commit b547484e by Tom Wood
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(block_move_loop, block_move_no_loop, block_move_sequence): 

	Always set MEM_IN_STRUCT_P.  If it wasn't previously set, use BLKmode.
(output_file_start): Emit `requires_88110' when -m88110
	is used with -mversion-04.00.

From-SVN: r2929
parent c329c9bb
Showing with 19 additions and 14 deletions
gcc/config/m88k/m88k.c
......@@ -2,7 +2,7 @@
Copyright (C) 1988, 1989, 1990, 1991 Free Software Foundation, Inc.
Contributed by Michael Tiemann (tiemann@mcc.com)
Enhanced by Michael Meissner (meissner@osf.org)
Currently supported by Tom Wood (wood@dg-rtp.dg.com)
Version 2 port by Tom Wood (Tom_Wood@NeXT.com)
This file is part of GNU CC.
......@@ -47,7 +47,7 @@ extern char *ctime ();
extern int flag_traditional;
extern FILE *asm_out_file;
static char out_sccs_id[] = "@(#)m88k.c 2.2.14.4 10/29/92 05:37:46";
static char out_sccs_id[] = "@(#)m88k.c 2.3.3.2 12/16/92 08:26:06";
static char tm_sccs_id [] = TM_SCCS_ID;
char *m88k_pound_sign = ""; /* Either # for SVR4 or empty for SVR3 */
......@@ -584,18 +584,18 @@ block_move_loop (dest, dest_mem, src, src_mem, size, align)
offset_rtx = gen_rtx (CONST_INT, VOIDmode,
MOVSTR_LOOP + (1 - units) * align);
value_rtx = gen_rtx (MEM, mode,
value_rtx = gen_rtx (MEM, MEM_IN_STRUCT_P (src_mem) ? mode : BLKmode,
gen_rtx (PLUS, Pmode,
gen_rtx (REG, Pmode, 3),
offset_rtx));
RTX_UNCHANGING_P (value_rtx) = RTX_UNCHANGING_P (src_mem);
MEM_VOLATILE_P (value_rtx) = MEM_VOLATILE_P (src_mem);
MEM_IN_STRUCT_P (value_rtx) = MEM_IN_STRUCT_P (src_mem);
MEM_IN_STRUCT_P (value_rtx) = 1;
emit_insn (gen_call_movstrsi_loop
(gen_rtx (SYMBOL_REF, Pmode, IDENTIFIER_POINTER (entry_name)),
dest, src, offset_rtx, value_rtx,
gen_rtx (REG, GET_MODE (value_rtx), ((units & 1) ? 4 : 5)),
gen_rtx (REG, mode, ((units & 1) ? 4 : 5)),
gen_rtx (CONST_INT, VOIDmode, count)));
if (remainder)
......@@ -641,13 +641,13 @@ block_move_no_loop (dest, dest_mem, src, src_mem, size, align)
offset_rtx = gen_rtx (CONST_INT, VOIDmode, most - (size - remainder));
value_rtx = gen_rtx (MEM, mode,
value_rtx = gen_rtx (MEM, MEM_IN_STRUCT_P (src_mem) ? mode : BLKmode,
gen_rtx (PLUS, Pmode,
gen_rtx (REG, Pmode, 3),
offset_rtx));
RTX_UNCHANGING_P (value_rtx) = RTX_UNCHANGING_P (src_mem);
MEM_VOLATILE_P (value_rtx) = MEM_VOLATILE_P (src_mem);
MEM_IN_STRUCT_P (value_rtx) = MEM_IN_STRUCT_P (src_mem);
MEM_IN_STRUCT_P (value_rtx) = 1;
value_reg = ((((most - (size - remainder)) / align) & 1) == 0
? (align == 8 ? 6 : 5) : 4);
......@@ -655,7 +655,7 @@ block_move_no_loop (dest, dest_mem, src, src_mem, size, align)
emit_insn (gen_call_block_move
(gen_rtx (SYMBOL_REF, Pmode, IDENTIFIER_POINTER (entry_name)),
dest, src, offset_rtx, value_rtx,
gen_rtx (REG, GET_MODE (value_rtx), value_reg)));
gen_rtx (REG, mode, value_reg)));
if (remainder)
block_move_sequence (gen_rtx (REG, Pmode, 2), dest_mem,
......@@ -714,13 +714,14 @@ block_move_sequence (dest, dest_mem, src, src_mem, size, align, offset)
temp[next] = gen_reg_rtx (mode[next]);
}
size -= amount[next];
srcp = gen_rtx (MEM, mode[next],
srcp = gen_rtx (MEM,
MEM_IN_STRUCT_P (src_mem) ? mode[next] : BLKmode,
gen_rtx (PLUS, Pmode, src,
gen_rtx (CONST_INT, SImode, offset_ld)));
RTX_UNCHANGING_P (srcp) = RTX_UNCHANGING_P (src_mem);
MEM_VOLATILE_P (srcp) = MEM_VOLATILE_P (src_mem);
MEM_IN_STRUCT_P (srcp) = MEM_IN_STRUCT_P (src_mem);
emit_move_insn (temp[next], srcp);
MEM_IN_STRUCT_P (srcp) = 1;
emit_insn (gen_rtx (SET, VOIDmode, temp[next], srcp));
offset_ld += amount[next];
active[next] = TRUE;
}
......@@ -728,13 +729,14 @@ block_move_sequence (dest, dest_mem, src, src_mem, size, align, offset)
if (active[phase])
{
active[phase] = FALSE;
dstp = gen_rtx (MEM, mode[phase],
dstp = gen_rtx (MEM,
MEM_IN_STRUCT_P (dest_mem) ? mode[phase] : BLKmode,
gen_rtx (PLUS, Pmode, dest,
gen_rtx (CONST_INT, SImode, offset_st)));
RTX_UNCHANGING_P (dstp) = RTX_UNCHANGING_P (dest_mem);
MEM_VOLATILE_P (dstp) = MEM_VOLATILE_P (dest_mem);
MEM_IN_STRUCT_P (dstp) = MEM_IN_STRUCT_P (dest_mem);
emit_move_insn (dstp, temp[phase]);
MEM_IN_STRUCT_P (dstp) = 1;
emit_insn (gen_rtx (SET, VOIDmode, dstp, temp[phase]));
offset_st += amount[phase];
}
}
......@@ -1491,6 +1493,9 @@ output_file_start (file, f_options, f_len, W_options, W_len)
register int pos;
ASM_FIRST_LINE (file);
if (TARGET_88110
&& m88k_version != 0 && strcmp (m88k_version, "04.00") >= 0)
fprintf (file, "\t%s\n", REQUIRES_88110_ASM_OP);
output_file_directive (file, main_input_filename);
/* Switch to the data section so that the coffsem symbol and the
gcc2_compiled. symbol aren't in the text section. */
......
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