mirror of
git://gcc.gnu.org/git/gcc.git
synced 2024-12-17 01:59:01 +08:00
conflict.c (conflict_graph_compute): Don't look for REG_INC.
* conflict.c (conflict_graph_compute): Don't look for REG_INC. * config/ia64/ia64.c (ia64_setup_incoming_varargs): Don't emit auto-inc code. From-SVN: r34557
This commit is contained in:
parent
f6a0cc964a
commit
d98a8d38dd
@ -1,5 +1,10 @@
|
||||
2000-06-14 Richard Henderson <rth@cygnus.com>
|
||||
|
||||
* conflict.c (conflict_graph_compute): Don't look for REG_INC.
|
||||
|
||||
* config/ia64/ia64.c (ia64_setup_incoming_varargs): Don't emit
|
||||
auto-inc code.
|
||||
|
||||
* print-rtl.c (print_rtx): Emit space before mem alias set.
|
||||
|
||||
2000-06-14 David Edelsohn <edelsohn@gnu.org>
|
||||
|
@ -1188,19 +1188,17 @@ ia64_setup_incoming_varargs (cum, int_mode, type, pretend_size, second_time)
|
||||
{
|
||||
int i;
|
||||
int first_reg = GR_ARG_FIRST + cum.words + offset;
|
||||
rtx tmp_reg = gen_rtx_REG (DImode, GR_REG (16));
|
||||
rtx tmp_post_inc = gen_rtx_POST_INC (DImode, tmp_reg);
|
||||
rtx mem = gen_rtx_MEM (DImode, tmp_post_inc);
|
||||
rtx insn;
|
||||
rtx reg1 = gen_reg_rtx (Pmode);
|
||||
rtx mem1 = gen_rtx_MEM (DImode, reg1);
|
||||
|
||||
/* We must emit st8.spill insns instead of st8 because we might
|
||||
be saving non-argument registers, and non-argument registers might
|
||||
not contain valid values. */
|
||||
emit_move_insn (tmp_reg, virtual_incoming_args_rtx);
|
||||
be saving non-argument registers, and non-argument registers
|
||||
might not contain valid values. */
|
||||
emit_move_insn (reg1, virtual_incoming_args_rtx);
|
||||
for (i = first_reg; i < GR_ARG_FIRST + 8; i++)
|
||||
{
|
||||
insn = emit_insn (gen_gr_spill (mem, gen_rtx_REG (DImode, i)));
|
||||
REG_NOTES (insn) = gen_rtx_EXPR_LIST (REG_INC, tmp_reg, 0);
|
||||
emit_insn (gen_gr_spill (mem1, gen_rtx_REG (DImode, i)));
|
||||
emit_insn (gen_adddi3 (reg1, reg1, GEN_INT (8)));
|
||||
}
|
||||
}
|
||||
*pretend_size = ((MAX_ARGUMENT_SLOTS - cum.words - offset)
|
||||
|
@ -483,12 +483,7 @@ conflict_graph_compute (regs, p)
|
||||
we're in SSA form, if a reg is set here it isn't set
|
||||
anywhere elso, so this insn is where the reg is born. */
|
||||
CLEAR_REG_SET (born);
|
||||
note_stores (PATTERN (insn), mark_reg, (void *) born);
|
||||
#ifdef AUTO_INC_DEC
|
||||
for (link = REG_NOTES (insn); link; link = XEXP (link, 1))
|
||||
if (REG_NOTE_KIND (link) == REG_INC)
|
||||
mark_reg (XEXP (link, 0), NULL_RTX, NULL);
|
||||
#endif
|
||||
note_stores (PATTERN (insn), mark_reg, born);
|
||||
AND_REG_SET (born, regs);
|
||||
|
||||
/* Regs born here were not live before this insn. */
|
||||
|
Loading…
Reference in New Issue
Block a user