mips-msa.md (msa_dotp_<su>_d, [...]): Fix MODE for vec_select.

gcc/
	* config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
	msa_dpsub_<su>_d): Fix MODE for vec_select.

gcc/testsuite/
	* gcc.target/mips/msa-dotp.c: New tests.

From-SVN: r245911

gcc/ChangeLog

 2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>
 
+	* config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
+	msa_dpsub_<su>_d): Fix MODE for vec_select.
+
+2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>
+
 	* config/mips/mips.c (mips_gen_const_int_vector): Change type of last
 	argument.
 	* config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.

gcc/config/mips/mips-msa.md

@@ -1230,10 +1230,10 @@
 		(parallel [(const_int 0) (const_int 2)]))))
 	  (mult:V2DI
 	    (any_extend:V2DI
-	      (vec_select:V4SI (match_dup 1)
+	      (vec_select:V2SI (match_dup 1)
 		(parallel [(const_int 1) (const_int 3)])))
 	    (any_extend:V2DI
-	      (vec_select:V4SI (match_dup 2)
+	      (vec_select:V2SI (match_dup 2)
 		(parallel [(const_int 1) (const_int 3)]))))))]
   "ISA_HAS_MSA"
   "dotp_<su>.d\t%w0,%w1,%w2"
@@ -1319,10 +1319,10 @@
 		  (parallel [(const_int 0) (const_int 2)]))))
 	    (mult:V2DI
 	      (any_extend:V2DI
-		(vec_select:V4SI (match_dup 2)
+		(vec_select:V2SI (match_dup 2)
 		  (parallel [(const_int 1) (const_int 3)])))
 	      (any_extend:V2DI
-		(vec_select:V4SI (match_dup 3)
+		(vec_select:V2SI (match_dup 3)
 		  (parallel [(const_int 1) (const_int 3)])))))
 	  (match_operand:V2DI 1 "register_operand" "0")))]
   "ISA_HAS_MSA"
@@ -1414,10 +1414,10 @@
 		  (parallel [(const_int 0) (const_int 2)]))))
 	    (mult:V2DI
 	      (any_extend:V2DI
-		(vec_select:V4SI (match_dup 2)
+		(vec_select:V2SI (match_dup 2)
 		  (parallel [(const_int 1) (const_int 3)])))
 	      (any_extend:V2DI
-		(vec_select:V4SI (match_dup 3)
+		(vec_select:V2SI (match_dup 3)
 		  (parallel [(const_int 1) (const_int 3)])))))))]
   "ISA_HAS_MSA"
   "dpsub_<su>.d\t%w0,%w2,%w3"

gcc/testsuite/ChangeLog

 2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>
 
+	* gcc.target/mips/msa-dotp.c: New tests.
+
+2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>
+
 	* gcc.target/mips/msa-bclri.c: New test.
 
 2017-03-05  Paolo Carlini  <paolo.carlini@oracle.com>

gcc/testsuite/gcc.target/mips/msa-dotp.c

+/* { dg-do compile } */
+/* { dg-options "-mno-mips16 -mfp64 -mhard-float -mmsa" } */
+
+typedef int v4i32 __attribute__ ((vector_size(16)));
+typedef long long v2i64 __attribute__ ((vector_size(16)));
+
+/* Test MSA dot product family for CSE optimization.  */
+
+static v4i32 g = {0, 92, 93, 94};
+static v4i32 h = {12, 24, 36, 48};
+static v2i64 l = {84, 98};
+
+void
+dotp_d_msa (v2i64 *c)
+{
+  l = __builtin_msa_dotp_s_d (g, h);
+}
+/* { dg-final { scan-assembler "dotp_s.d" } }  */
+
+void
+dpadd_d_msa (v2i64 *c)
+{
+  *c = __builtin_msa_dpadd_s_d (l, g, h);
+}
+/* { dg-final { scan-assembler "dpadd_s.d" } }  */
+
+void
+dpsub_d_msa (v2i64 *c)
+{
+  *c = __builtin_msa_dpsub_s_d (l, g, h);
+}
+/* { dg-final { scan-assembler "dpsub_s.d" } }  */