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re PR target/24342 (testsuite failure:gfortran.fortran-torture/execute/in-pack.f90 exe)

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PR target/24342
	* config/cris/cris.c (cris_split_movdx): Add REG_INC notes for
	emitted insns with post-increments.
	(cris_expand_epilogue): Ditto.

From-SVN: r108998
This commit is contained in:
Hans-Peter Nilsson 2005-12-23 00:45:36 +00:00 committed by Hans-Peter Nilsson
parent a0274e3e23
commit 752b602fed
2 changed files with 98 additions and 17 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2005-12-23 Hans-Peter Nilsson <hp@axis.com>
PR target/24342
* config/cris/cris.c (cris_split_movdx): Add REG_INC notes for
emitted insns with post-increments.
(cris_expand_epilogue): Ditto.
2005-12-22 Jakub Jelinek <jakub@redhat.com>
Richard Henderson <rth@redhat.com>

108
gcc/config/cris/cris.c
View File

@ -2353,12 +2353,31 @@ cris_split_movdx (rtx *operands)
if (GET_CODE (addr) == POST_INC)
{
emit_insn (gen_rtx_SET (VOIDmode,
operand_subword (dest, 0, TRUE, mode),
change_address (src, SImode, addr)));
emit_insn (gen_rtx_SET (VOIDmode,
operand_subword (dest, 1, TRUE, mode),
change_address (src, SImode, addr)));
rtx mem;
rtx insn;
/* Whenever we emit insns with post-incremented
addresses ourselves, we must add a post-inc note
manually. */
mem = change_address (src, SImode, addr);
insn
= gen_rtx_SET (VOIDmode,
operand_subword (dest, 0, TRUE, mode), mem);
insn = emit_insn (insn);
if (GET_CODE (XEXP (mem, 0)) == POST_INC)
REG_NOTES (insn)
= alloc_EXPR_LIST (REG_INC, XEXP (XEXP (mem, 0), 0),
REG_NOTES (insn));
mem = change_address (src, SImode, addr);
insn
= gen_rtx_SET (VOIDmode,
operand_subword (dest, 1, TRUE, mode), mem);
insn = emit_insn (insn);
if (GET_CODE (XEXP (mem, 0)) == POST_INC)
REG_NOTES (insn)
= alloc_EXPR_LIST (REG_INC, XEXP (XEXP (mem, 0), 0),
REG_NOTES (insn));
}
else
{
@ -2399,12 +2418,31 @@ cris_split_movdx (rtx *operands)
if (GET_CODE (addr) == POST_INC)
{
emit_insn (gen_rtx_SET (VOIDmode,
change_address (dest, SImode, addr),
operand_subword (src, 0, TRUE, mode)));
emit_insn (gen_rtx_SET (VOIDmode,
change_address (dest, SImode, addr),
operand_subword (src, 1, TRUE, mode)));
rtx mem;
rtx insn;
/* Whenever we emit insns with post-incremented addresses
ourselves, we must add a post-inc note manually. */
mem = change_address (dest, SImode, addr);
insn
= gen_rtx_SET (VOIDmode,
mem, operand_subword (src, 0, TRUE, mode));
insn = emit_insn (insn);
if (GET_CODE (XEXP (mem, 0)) == POST_INC)
REG_NOTES (insn)
= alloc_EXPR_LIST (REG_INC, XEXP (XEXP (mem, 0), 0),
REG_NOTES (insn));
mem = change_address (dest, SImode, addr);
insn
= gen_rtx_SET (VOIDmode,
mem,
operand_subword (src, 1, TRUE, mode));
insn = emit_insn (insn);
if (GET_CODE (XEXP (mem, 0)) == POST_INC)
REG_NOTES (insn)
= alloc_EXPR_LIST (REG_INC, XEXP (XEXP (mem, 0), 0),
REG_NOTES (insn));
}
else
{
@ -2780,6 +2818,8 @@ cris_expand_epilogue (void)
regno--)
if (cris_reg_saved_in_regsave_area (regno, got_really_used))
{
rtx insn;
if (argspace_offset)
{
/* There is an area for outgoing parameters located before
@ -2795,12 +2835,19 @@ cris_expand_epilogue (void)
mem = gen_rtx_MEM (SImode, gen_rtx_POST_INC (SImode,
stack_pointer_rtx));
set_mem_alias_set (mem, get_frame_alias_set ());
emit_move_insn (gen_rtx_raw_REG (SImode, regno), mem);
insn = emit_move_insn (gen_rtx_raw_REG (SImode, regno), mem);
/* Whenever we emit insns with post-incremented addresses
ourselves, we must add a post-inc note manually. */
REG_NOTES (insn)
= alloc_EXPR_LIST (REG_INC, stack_pointer_rtx, REG_NOTES (insn));
}
/* If we have any movem-restore, do it now. */
if (last_movem_reg != -1)
{
rtx insn;
if (argspace_offset)
{
emit_insn (gen_rtx_SET (VOIDmode,
@ -2813,7 +2860,14 @@ cris_expand_epilogue (void)
mem = gen_rtx_MEM (SImode,
gen_rtx_POST_INC (SImode, stack_pointer_rtx));
set_mem_alias_set (mem, get_frame_alias_set ());
emit_insn (cris_gen_movem_load (mem, GEN_INT (last_movem_reg + 1), 0));
insn
= emit_insn (cris_gen_movem_load (mem,
GEN_INT (last_movem_reg + 1), 0));
/* Whenever we emit insns with post-incremented addresses
ourselves, we must add a post-inc note manually. */
if (side_effects_p (PATTERN (insn)))
REG_NOTES (insn)
= alloc_EXPR_LIST (REG_INC, stack_pointer_rtx, REG_NOTES (insn));
}
/* If we don't clobber all of the allocated stack area (we've already
@ -2829,13 +2883,20 @@ cris_expand_epilogue (void)
/* Restore frame pointer if necessary. */
if (frame_pointer_needed)
{
rtx insn;
emit_insn (gen_cris_frame_deallocated_barrier ());
emit_move_insn (stack_pointer_rtx, frame_pointer_rtx);
mem = gen_rtx_MEM (SImode, gen_rtx_POST_INC (SImode,
stack_pointer_rtx));
set_mem_alias_set (mem, get_frame_alias_set ());
emit_move_insn (frame_pointer_rtx, mem);
insn = emit_move_insn (frame_pointer_rtx, mem);
/* Whenever we emit insns with post-incremented addresses
ourselves, we must add a post-inc note manually. */
REG_NOTES (insn)
= alloc_EXPR_LIST (REG_INC, stack_pointer_rtx, REG_NOTES (insn));
}
else if ((size + argspace_offset) != 0)
{
@ -2861,12 +2922,18 @@ cris_expand_epilogue (void)
if (current_function_calls_eh_return)
{
rtx mem;
rtx insn;
rtx srpreg = gen_rtx_raw_REG (SImode, CRIS_SRP_REGNUM);
mem = gen_rtx_MEM (SImode,
gen_rtx_POST_INC (SImode,
stack_pointer_rtx));
set_mem_alias_set (mem, get_frame_alias_set ());
emit_move_insn (srpreg, mem);
insn = emit_move_insn (srpreg, mem);
/* Whenever we emit insns with post-incremented addresses
ourselves, we must add a post-inc note manually. */
REG_NOTES (insn)
= alloc_EXPR_LIST (REG_INC, stack_pointer_rtx, REG_NOTES (insn));
emit_insn (gen_addsi3 (stack_pointer_rtx,
stack_pointer_rtx,
@ -2889,11 +2956,18 @@ cris_expand_epilogue (void)
{
rtx mem;
rtx srpreg = gen_rtx_raw_REG (SImode, CRIS_SRP_REGNUM);
rtx insn;
mem = gen_rtx_MEM (SImode,
gen_rtx_POST_INC (SImode,
stack_pointer_rtx));
set_mem_alias_set (mem, get_frame_alias_set ());
emit_move_insn (srpreg, mem);
insn = emit_move_insn (srpreg, mem);
/* Whenever we emit insns with post-incremented addresses
ourselves, we must add a post-inc note manually. */
REG_NOTES (insn)
= alloc_EXPR_LIST (REG_INC, stack_pointer_rtx, REG_NOTES (insn));
}
emit_insn (gen_rtx_SET (VOIDmode,