procyberian/gcc
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

aarch64-simd.md (aarch64_simd_mov<mode>): Group similar switch cases.

Browse source 
* config/aarch64/aarch64-simd.md (aarch64_simd_mov<mode>): Group
	similar switch cases.
	(aarch64_simd_mov): Rename to aarch64_split_simd_mov. Update.
	(aarch64_simd_mov_to_<mode>low): Delete.
	(aarch64_simd_mov_to_<mode>high): Delete.
	(move_lo_quad_<mode>): Add w<-r alternative.
	(aarch64_simd_move_hi_quad_<mode>): Likewise.
    (aarch64_simd_mov_from_*): Update type attribute.
	* config/aarch64/aarch64.c (aarch64_split_simd_move): Refacror switch
	statement.

From-SVN: r198831
This commit is contained in:
Sofiane Naci 2013-05-13 14:22:02 +00:00 • committed by Sofiane Naci
parent 5f28524a01
commit c59b7e2856
3 changed files with 69 additions and 66 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
gcc/ChangeLog
View file

@ -1,3 +1,16 @@
2013-05-13 Sofiane Naci <sofiane.naci@arm.com>
* config/aarch64/aarch64-simd.md (aarch64_simd_mov<mode>): Group
similar switch cases.
(aarch64_simd_mov): Rename to aarch64_split_simd_mov. Update.
(aarch64_simd_mov_to_<mode>low): Delete.
(aarch64_simd_mov_to_<mode>high): Delete.
(move_lo_quad_<mode>): Add w<-r alternative.
(aarch64_simd_move_hi_quad_<mode>): Likewise.
(aarch64_simd_mov_from_*): Update type attribute.
* config/aarch64/aarch64.c (aarch64_split_simd_move): Refacror switch
statement.
2013-05-13 Jan Hubicka <jh@suse.cz>
* mode-switching.c (optimize_mode_switching): Set correct RTL profile.

106
gcc/config/aarch64/aarch64-simd.md
View file

@ -429,16 +429,20 @@
{
switch (which_alternative)
{
case 0: return "ld1\t{%0.<Vtype>}, %1";
case 1: return "st1\t{%1.<Vtype>}, %0";
case 2: return "orr\t%0.<Vbtype>, %1.<Vbtype>, %1.<Vbtype>";
case 3: return "#";
case 4: return "#";
case 5: return "#";
case 0:
return "ld1\t{%0.<Vtype>}, %1";
case 1:
return "st1\t{%1.<Vtype>}, %0";
case 2:
return "orr\t%0.<Vbtype>, %1.<Vbtype>, %1.<Vbtype>";
case 3:
case 4:
case 5:
return "#";
case 6:
return aarch64_output_simd_mov_immediate (&operands[1],
<MODE>mode, 128);
default: gcc_unreachable ();
return aarch64_output_simd_mov_immediate (&operands[1], <MODE>mode, 128);
default:
gcc_unreachable ();
}
}
[(set_attr "simd_type" "simd_load1,simd_store1,simd_move,simd_movgp,simd_insgp,simd_move,simd_move_imm")
@ -479,7 +483,7 @@
DONE;
})
(define_expand "aarch64_simd_mov<mode>"
(define_expand "aarch64_split_simd_mov<mode>"
[(set (match_operand:VQ 0)
(match_operand:VQ 1))]
"TARGET_SIMD"
@ -489,59 +493,31 @@
if (GP_REGNUM_P (REGNO (src)))
{
rtx low_part = gen_lowpart (<VHALF>mode, src);
rtx high_part = gen_highpart (<VHALF>mode, src);
rtx src_low_part = gen_lowpart (<VHALF>mode, src);
rtx src_high_part = gen_highpart (<VHALF>mode, src);
emit_insn
(gen_aarch64_simd_mov_to_<mode>low (dst, low_part));
(gen_move_lo_quad_<mode> (dst, src_low_part));
emit_insn
(gen_aarch64_simd_mov_to_<mode>high (dst, high_part));
(gen_move_hi_quad_<mode> (dst, src_high_part));
}
else
{
rtx low_half = aarch64_simd_vect_par_cnst_half (<MODE>mode, false);
rtx high_half = aarch64_simd_vect_par_cnst_half (<MODE>mode, true);
rtx low_part = gen_lowpart (<VHALF>mode, dst);
rtx high_part = gen_highpart (<VHALF>mode, dst);
rtx dst_low_part = gen_lowpart (<VHALF>mode, dst);
rtx dst_high_part = gen_highpart (<VHALF>mode, dst);
rtx lo = aarch64_simd_vect_par_cnst_half (<MODE>mode, false);
rtx hi = aarch64_simd_vect_par_cnst_half (<MODE>mode, true);
emit_insn
(gen_aarch64_simd_mov_from_<mode>low (low_part, src, low_half));
(gen_aarch64_simd_mov_from_<mode>low (dst_low_part, src, lo));
emit_insn
(gen_aarch64_simd_mov_from_<mode>high (high_part, src, high_half));
(gen_aarch64_simd_mov_from_<mode>high (dst_high_part, src, hi));
}
DONE;
}
)
(define_insn "aarch64_simd_mov_to_<mode>low"
[(set (zero_extract:VQ
(match_operand:VQ 0 "register_operand" "+w")
(const_int 64) (const_int 0))
(vec_concat:VQ
(match_operand:<VHALF> 1 "register_operand" "r")
(vec_duplicate:<VHALF> (const_int 0))))]
"TARGET_SIMD && reload_completed"
"ins\t%0.d[0], %1"
[(set_attr "simd_type" "simd_move")
(set_attr "simd_mode" "<MODE>")
(set_attr "length" "4")
])
(define_insn "aarch64_simd_mov_to_<mode>high"
[(set (zero_extract:VQ
(match_operand:VQ 0 "register_operand" "+w")
(const_int 64) (const_int 64))
(vec_concat:VQ
(match_operand:<VHALF> 1 "register_operand" "r")
(vec_duplicate:<VHALF> (const_int 0))))]
"TARGET_SIMD && reload_completed"
"ins\t%0.d[1], %1"
[(set_attr "simd_type" "simd_move")
(set_attr "simd_mode" "<MODE>")
(set_attr "length" "4")
])
(define_insn "aarch64_simd_mov_from_<mode>low"
[(set (match_operand:<VHALF> 0 "register_operand" "=r")
(vec_select:<VHALF>
@ -549,7 +525,7 @@
(match_operand:VQ 2 "vect_par_cnst_lo_half" "")))]
"TARGET_SIMD && reload_completed"
"umov\t%0, %1.d[0]"
[(set_attr "simd_type" "simd_move")
[(set_attr "simd_type" "simd_movgp")
(set_attr "simd_mode" "<MODE>")
(set_attr "length" "4")
])
@ -561,7 +537,7 @@
(match_operand:VQ 2 "vect_par_cnst_hi_half" "")))]
"TARGET_SIMD && reload_completed"
"umov\t%0, %1.d[1]"
[(set_attr "simd_type" "simd_move")
[(set_attr "simd_type" "simd_movgp")
(set_attr "simd_mode" "<MODE>")
(set_attr "length" "4")
])
@ -1076,29 +1052,39 @@
;; Move into low-half clearing high half to 0.
(define_insn "move_lo_quad_<mode>"
[(set (match_operand:VQ 0 "register_operand" "=w")
[(set (match_operand:VQ 0 "register_operand" "=w,w,w")
(vec_concat:VQ
(match_operand:<VHALF> 1 "register_operand" "w")
(match_operand:<VHALF> 1 "register_operand" "w,r,r")
(vec_duplicate:<VHALF> (const_int 0))))]
"TARGET_SIMD"
"mov\\t%d0, %d1";
[(set_attr "simd_type" "simd_dup")
(set_attr "simd_mode" "<MODE>")]
"@
mov\\t%d0, %d1
fmov\t%d0, %1
dup\t%d0, %1"
[(set_attr "v8type" "*,fmov,*")
(set_attr "simd_type" "simd_dup,*,simd_dup")
(set_attr "simd_mode" "<MODE>")
(set_attr "simd" "yes,*,yes")
(set_attr "fp" "*,yes,*")
(set_attr "length" "4")]
)
;; Move into high-half.
(define_insn "aarch64_simd_move_hi_quad_<mode>"
[(set (match_operand:VQ 0 "register_operand" "+w")
[(set (match_operand:VQ 0 "register_operand" "+w,w")
(vec_concat:VQ
(vec_select:<VHALF>
(match_dup 0)
(match_operand:VQ 2 "vect_par_cnst_lo_half" ""))
(match_operand:<VHALF> 1 "register_operand" "w")))]
(match_operand:<VHALF> 1 "register_operand" "w,r")))]
"TARGET_SIMD"
"ins\\t%0.d[1], %1.d[0]";
[(set_attr "simd_type" "simd_ins")
(set_attr "simd_mode" "<MODE>")]
"@
ins\\t%0.d[1], %1.d[0]
ins\\t%0.d[1], %1"
[(set_attr "simd_type" "simd_ins,simd_ins")
(set_attr "simd_mode" "<MODE>")
(set_attr "length" "4")]
)
(define_expand "move_hi_quad_<mode>"

16
gcc/config/aarch64/aarch64.c
View file

@ -704,31 +704,35 @@ aarch64_split_simd_move (rtx dst, rtx src)
if (REG_P (dst) && REG_P (src))
{
rtx (*gen) (rtx, rtx);
gcc_assert (VECTOR_MODE_P (src_mode));
switch (src_mode)
{
case V16QImode:
emit_insn (gen_aarch64_simd_movv16qi (dst, src));
gen = gen_aarch64_split_simd_movv16qi;
break;
case V8HImode:
emit_insn (gen_aarch64_simd_movv8hi (dst, src));
gen = gen_aarch64_split_simd_movv8hi;
break;
case V4SImode:
emit_insn (gen_aarch64_simd_movv4si (dst, src));
gen = gen_aarch64_split_simd_movv4si;
break;
case V2DImode:
emit_insn (gen_aarch64_simd_movv2di (dst, src));
gen = gen_aarch64_split_simd_movv2di;
break;
case V4SFmode:
emit_insn (gen_aarch64_simd_movv4sf (dst, src));
gen = gen_aarch64_split_simd_movv4sf;
break;
case V2DFmode:
emit_insn (gen_aarch64_simd_movv2df (dst, src));
gen = gen_aarch64_split_simd_movv2df;
break;
default:
gcc_unreachable ();
}
emit_insn (gen (dst, src));
return;
}
}