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backport: pa.md (reload_inhi, [...]): New patterns. 

Backport from mainline:
	2009-08-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
	patterns.
	* pa.c (emit_move_sequence): Check if address of operand1 is valid
	for mode mode of operand0 when doing secondary reload for SAR.

From-SVN: r153513
This commit is contained in:
John David Anglin 2009-10-23 20:13:15 +00:00 committed by John David Anglin
parent f9d5da8f3e
commit 121e863d1d
3 changed files with 79 additions and 1 deletions
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10
gcc/ChangeLog
View File

@ -1,3 +1,13 @@
2009-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
Backport from mainline:
2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
patterns.
* pa.c (emit_move_sequence): Check if address of operand1 is valid
for mode mode of operand0 when doing secondary reload for SAR.
2009-10-21 Jakub Jelinek <jakub@redhat.com>
Backport from mainline:

2
gcc/config/pa/pa.c
View File

@ -1620,7 +1620,7 @@ emit_move_sequence (rtx *operands, enum machine_mode mode, rtx scratch_reg)
/* D might not fit in 14 bits either; for such cases load D into
scratch reg. */
if (GET_CODE (operand1) == MEM
&& !memory_address_p (Pmode, XEXP (operand1, 0)))
&& !memory_address_p (GET_MODE (operand0), XEXP (operand1, 0)))
{
/* We are reloading the address into the scratch register, so we
want to make sure the scratch register is a full register. */

68
gcc/config/pa/pa.md
View File

@ -3191,6 +3191,40 @@
DONE;
}")
;; Handle HImode input reloads requiring a general register as a
;; scratch register.
(define_expand "reload_inhi"
[(set (match_operand:HI 0 "register_operand" "=Z")
(match_operand:HI 1 "non_hard_reg_operand" ""))
(clobber (match_operand:HI 2 "register_operand" "=&r"))]
""
"
{
if (emit_move_sequence (operands, HImode, operands[2]))
DONE;
/* We don't want the clobber emitted, so handle this ourselves. */
emit_insn (gen_rtx_SET (VOIDmode, operands[0], operands[1]));
DONE;
}")
;; Handle HImode output reloads requiring a general register as a
;; scratch register.
(define_expand "reload_outhi"
[(set (match_operand:HI 0 "non_hard_reg_operand" "")
(match_operand:HI 1 "register_operand" "Z"))
(clobber (match_operand:HI 2 "register_operand" "=&r"))]
""
"
{
if (emit_move_sequence (operands, HImode, operands[2]))
DONE;
/* We don't want the clobber emitted, so handle this ourselves. */
emit_insn (gen_rtx_SET (VOIDmode, operands[0], operands[1]));
DONE;
}")
(define_insn ""
[(set (match_operand:HI 0 "move_dest_operand"
"=r,r,r,r,r,Q,!*q,!r")
@ -3315,6 +3349,40 @@
DONE;
}")
;; Handle QImode input reloads requiring a general register as a
;; scratch register.
(define_expand "reload_inqi"
[(set (match_operand:QI 0 "register_operand" "=Z")
(match_operand:QI 1 "non_hard_reg_operand" ""))
(clobber (match_operand:QI 2 "register_operand" "=&r"))]
""
"
{
if (emit_move_sequence (operands, QImode, operands[2]))
DONE;
/* We don't want the clobber emitted, so handle this ourselves. */
emit_insn (gen_rtx_SET (VOIDmode, operands[0], operands[1]));
DONE;
}")
;; Handle QImode output reloads requiring a general register as a
;; scratch register.
(define_expand "reload_outqi"
[(set (match_operand:QI 0 "non_hard_reg_operand" "")
(match_operand:QI 1 "register_operand" "Z"))
(clobber (match_operand:QI 2 "register_operand" "=&r"))]
""
"
{
if (emit_move_sequence (operands, QImode, operands[2]))
DONE;
/* We don't want the clobber emitted, so handle this ourselves. */
emit_insn (gen_rtx_SET (VOIDmode, operands[0], operands[1]));
DONE;
}")
(define_insn ""
[(set (match_operand:QI 0 "move_dest_operand"
"=r,r,r,r,r,Q,!*q,!r")