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gcc/
authorrsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 27 Sep 2011 08:27:31 +0000 (08:27 +0000)
committerrsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 27 Sep 2011 08:27:31 +0000 (08:27 +0000)
* config/arm/neon.md (neon_vget_highv16qi, neon_vget_highv8hi)
(neon_vget_highv4si, neon_vget_highv4sf, neon_vget_highv2di)
(neon_vget_lowv16qi, neon_vget_lowv8hi, neon_vget_lowv4si)
(neon_vget_lowv4sf, neon_vget_lowv2di): Turn into define_expands
that produce subreg moves.  Define using VQX iterators.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@179243 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/ChangeLog
gcc/config/arm/neon.md

index 27f31c7..1abfbba 100644 (file)
@@ -1,3 +1,11 @@
+2011-09-27  Richard Sandiford  <richard.sandiford@linaro.org>
+
+       * config/arm/neon.md (neon_vget_highv16qi, neon_vget_highv8hi)
+       (neon_vget_highv4si, neon_vget_highv4sf, neon_vget_highv2di)
+       (neon_vget_lowv16qi, neon_vget_lowv8hi, neon_vget_lowv4si)
+       (neon_vget_lowv4sf, neon_vget_lowv2di): Turn into define_expands
+       that produce subreg moves.  Define using VQX iterators.
+
 2011-09-27  Georg-Johann Lay  <avr@gjlay.de>
 
        * config/avr/avr.md (ashrqi3): Split alternative "n"
index 0d94a49..5be3cf7 100644 (file)
    (set_attr "neon_type" "neon_bp_simple")]
 )
 
-(define_insn "neon_vget_highv16qi"
-  [(set (match_operand:V8QI 0 "s_register_operand" "=w")
-       (vec_select:V8QI (match_operand:V16QI 1 "s_register_operand" "w")
-                         (parallel [(const_int 8) (const_int 9)
-                                   (const_int 10) (const_int 11)
-                                   (const_int 12) (const_int 13)
-                                   (const_int 14) (const_int 15)])))]
-  "TARGET_NEON"
-{
-  int dest = REGNO (operands[0]);
-  int src = REGNO (operands[1]);
-
-  if (dest != src + 2)
-    return "vmov\t%P0, %f1";
-  else
-    return "";
-}
-  [(set_attr "neon_type" "neon_bp_simple")]
-)
-
-(define_insn "neon_vget_highv8hi"
-  [(set (match_operand:V4HI 0 "s_register_operand" "=w")
-       (vec_select:V4HI (match_operand:V8HI 1 "s_register_operand" "w")
-                        (parallel [(const_int 4) (const_int 5)
-                                   (const_int 6) (const_int 7)])))]
-  "TARGET_NEON"
-{
-  int dest = REGNO (operands[0]);
-  int src = REGNO (operands[1]);
-
-  if (dest != src + 2)
-    return "vmov\t%P0, %f1";
-  else
-    return "";
-}
-  [(set_attr "neon_type" "neon_bp_simple")]
-)
-
-(define_insn "neon_vget_highv4si"
-  [(set (match_operand:V2SI 0 "s_register_operand" "=w")
-       (vec_select:V2SI (match_operand:V4SI 1 "s_register_operand" "w")
-                        (parallel [(const_int 2) (const_int 3)])))]
-  "TARGET_NEON"
-{
-  int dest = REGNO (operands[0]);
-  int src = REGNO (operands[1]);
-
-  if (dest != src + 2)
-    return "vmov\t%P0, %f1";
-  else
-    return "";
-}
-  [(set_attr "neon_type" "neon_bp_simple")]
-)
-
-(define_insn "neon_vget_highv4sf"
-  [(set (match_operand:V2SF 0 "s_register_operand" "=w")
-       (vec_select:V2SF (match_operand:V4SF 1 "s_register_operand" "w")
-                        (parallel [(const_int 2) (const_int 3)])))]
-  "TARGET_NEON"
-{
-  int dest = REGNO (operands[0]);
-  int src = REGNO (operands[1]);
-
-  if (dest != src + 2)
-    return "vmov\t%P0, %f1";
-  else
-    return "";
-}
-  [(set_attr "neon_type" "neon_bp_simple")]
-)
-
-(define_insn "neon_vget_highv2di"
-  [(set (match_operand:DI 0 "s_register_operand" "=w")
-       (vec_select:DI (match_operand:V2DI 1 "s_register_operand" "w")
-                      (parallel [(const_int 1)])))]
+(define_expand "neon_vget_high<mode>"
+  [(match_operand:<V_HALF> 0 "s_register_operand")
+   (match_operand:VQX 1 "s_register_operand")]
   "TARGET_NEON"
 {
-  int dest = REGNO (operands[0]);
-  int src = REGNO (operands[1]);
-
-  if (dest != src + 2)
-    return "vmov\t%P0, %f1";
-  else
-    return "";
-}
-  [(set_attr "neon_type" "neon_bp_simple")]
-)
-
-(define_insn "neon_vget_lowv16qi"
-  [(set (match_operand:V8QI 0 "s_register_operand" "=w")
-       (vec_select:V8QI (match_operand:V16QI 1 "s_register_operand" "w")
-                         (parallel [(const_int 0) (const_int 1)
-                                   (const_int 2) (const_int 3)
-                                   (const_int 4) (const_int 5)
-                                   (const_int 6) (const_int 7)])))]
-  "TARGET_NEON"
-{
-  int dest = REGNO (operands[0]);
-  int src = REGNO (operands[1]);
-
-  if (dest != src)
-    return "vmov\t%P0, %e1";
-  else
-    return "";
-}
-  [(set_attr "neon_type" "neon_bp_simple")]
-)
-
-(define_insn "neon_vget_lowv8hi"
-  [(set (match_operand:V4HI 0 "s_register_operand" "=w")
-       (vec_select:V4HI (match_operand:V8HI 1 "s_register_operand" "w")
-                        (parallel [(const_int 0) (const_int 1)
-                                   (const_int 2) (const_int 3)])))]
-  "TARGET_NEON"
-{
-  int dest = REGNO (operands[0]);
-  int src = REGNO (operands[1]);
-
-  if (dest != src)
-    return "vmov\t%P0, %e1";
-  else
-    return "";
-}
-  [(set_attr "neon_type" "neon_bp_simple")]
-)
-
-(define_insn "neon_vget_lowv4si"
-  [(set (match_operand:V2SI 0 "s_register_operand" "=w")
-       (vec_select:V2SI (match_operand:V4SI 1 "s_register_operand" "w")
-                        (parallel [(const_int 0) (const_int 1)])))]
-  "TARGET_NEON"
-{
-  int dest = REGNO (operands[0]);
-  int src = REGNO (operands[1]);
-
-  if (dest != src)
-    return "vmov\t%P0, %e1";
-  else
-    return "";
-}
-  [(set_attr "neon_type" "neon_bp_simple")]
-)
-
-(define_insn "neon_vget_lowv4sf"
-  [(set (match_operand:V2SF 0 "s_register_operand" "=w")
-       (vec_select:V2SF (match_operand:V4SF 1 "s_register_operand" "w")
-                        (parallel [(const_int 0) (const_int 1)])))]
-  "TARGET_NEON"
-{
-  int dest = REGNO (operands[0]);
-  int src = REGNO (operands[1]);
-
-  if (dest != src)
-    return "vmov\t%P0, %e1";
-  else
-    return "";
-}
-  [(set_attr "neon_type" "neon_bp_simple")]
-)
+  emit_move_insn (operands[0],
+                 simplify_gen_subreg (<V_HALF>mode, operands[1], <MODE>mode,
+                                      GET_MODE_SIZE (<V_HALF>mode)));
+  DONE;
+})
 
-(define_insn "neon_vget_lowv2di"
-  [(set (match_operand:DI 0 "s_register_operand" "=w")
-       (vec_select:DI (match_operand:V2DI 1 "s_register_operand" "w")
-                      (parallel [(const_int 0)])))]
+(define_expand "neon_vget_low<mode>"
+  [(match_operand:<V_HALF> 0 "s_register_operand")
+   (match_operand:VQX 1 "s_register_operand")]
   "TARGET_NEON"
 {
-  int dest = REGNO (operands[0]);
-  int src = REGNO (operands[1]);
-
-  if (dest != src)
-    return "vmov\t%P0, %e1";
-  else
-    return "";
-}
-  [(set_attr "neon_type" "neon_bp_simple")]
-)
+  emit_move_insn (operands[0],
+                 simplify_gen_subreg (<V_HALF>mode, operands[1],
+                                      <MODE>mode, 0));
+  DONE;
+})
 
 (define_insn "neon_vcvt<mode>"
   [(set (match_operand:<V_CVTTO> 0 "s_register_operand" "=w")