[MIPS] Add MSA tests

gcc/testsuite/ChangeLog:

	* gcc.dg/vect/slp-26.c: Check if vectorized for MIPS MSA.
	* gcc.dg/vect/tree-vect.h (check_vect): Check for MIPS SIMD support.
	* gcc.target/mips/mips.exp: Add support for -mmsa.  Imply -mno-mips16
	for -mmsa.
	* gcc.target/mips/msa.c: New test.
	* gcc.target/mips/msa-builtins.c: Likewise.
	* lib/target-supports.exp (check_mips_msa_hw_available): New.
	(check_effective_target_mips_msa_runtime): Likewise.
	(check_effective_target_mips_msa): Likewise.
	(add_options_for_mips_msa): Likewise.
	(check_effective_target_vect_int): Return TRUE for MIPS MSA.
	(check_effective_target_vect_intfloat_cvt): Likewise.
	(check_effective_target_vect_uintfloat_cvt): Likewise.
	(check_effective_target_vect_floatint_cvt): Likewise.
	(check_effective_target_vect_floatuint_cvt): Likewise.
	(check_effective_target_vect_shift): ewise.
	(check_effective_target_vect_shift_char): Likewise.
	(check_effective_target_vect_long): Likewise.
	(check_effective_target_vect_float): Likewise.
	(check_effective_target_vect_double): Likewise.
	(check_effective_target_vect_long_long): Likewise.
	(check_effective_target_vect_perm): Likewise.
	(check_effective_target_vect_perm_byte): Likewise.
	(check_effective_target_vect_perm_short): Likewise.
	(check_effective_target_vect_sdot_qi): Likewise.
	(check_effective_target_vect_udot_qi): Likewise.
	(check_effective_target_vect_sdot_hi): Likewise.
	(check_effective_target_vect_udot_hi): Likewise.
	(check_effective_target_vect_pack_trunc): Likewise.
	(check_effective_target_vect_unpack): Likewise.
	(check_effective_target_vect_hw_misalign): Likewise.
	(check_effective_target_vect_condition): Likewise.
	(check_effective_target_vect_cond_mixed): Likewise.
	(check_effective_target_vect_char_mult): Likewise.
	(check_effective_target_vect_short_mult): Likewise.
	(check_effective_target_vect_int_mult): Likewise.
	(check_effective_target_vect_extract_even_odd): Likewise.
	(check_effective_target_vect_interleave): Likewise.
	(check_vect_support_and_set_flags): Check if the target supports MSA
	and append to the list of EFFECTIVE_TARGETS.

From-SVN: r241054

gcc/testsuite/ChangeLog

+2016-10-12  Robert Suchanek  <robert.suchanek@imgtec.com>
+
+	* gcc.dg/vect/slp-26.c: Check if vectorized for MIPS MSA.
+	* gcc.dg/vect/tree-vect.h (check_vect): Check for MIPS SIMD support.
+	* gcc.target/mips/mips.exp: Add support for -mmsa.  Imply -mno-mips16
+	for -mmsa.
+	* gcc.target/mips/msa.c: New test.
+	* gcc.target/mips/msa-builtins.c: Likewise.
+	* lib/target-supports.exp (check_mips_msa_hw_available): New.
+	(check_effective_target_mips_msa_runtime): Likewise.
+	(check_effective_target_mips_msa): Likewise.
+	(add_options_for_mips_msa): Likewise.
+	(check_effective_target_vect_int): Return TRUE for MIPS MSA.
+	(check_effective_target_vect_intfloat_cvt): Likewise.
+	(check_effective_target_vect_uintfloat_cvt): Likewise.
+	(check_effective_target_vect_floatint_cvt): Likewise.
+	(check_effective_target_vect_floatuint_cvt): Likewise.
+	(check_effective_target_vect_shift): Likewise.
+	(check_effective_target_vect_shift_char): Likewise.
+	(check_effective_target_vect_long): Likewise.
+	(check_effective_target_vect_float): Likewise.
+	(check_effective_target_vect_double): Likewise.
+	(check_effective_target_vect_long_long): Likewise.
+	(check_effective_target_vect_perm): Likewise.
+	(check_effective_target_vect_perm_byte): Likewise.
+	(check_effective_target_vect_perm_short): Likewise.
+	(check_effective_target_vect_sdot_qi): Likewise.
+	(check_effective_target_vect_udot_qi): Likewise.
+	(check_effective_target_vect_sdot_hi): Likewise.
+	(check_effective_target_vect_udot_hi): Likewise.
+	(check_effective_target_vect_pack_trunc): Likewise.
+	(check_effective_target_vect_unpack): Likewise.
+	(check_effective_target_vect_hw_misalign): Likewise.
+	(check_effective_target_vect_condition): Likewise.
+	(check_effective_target_vect_cond_mixed): Likewise.
+	(check_effective_target_vect_char_mult): Likewise.
+	(check_effective_target_vect_short_mult): Likewise.
+	(check_effective_target_vect_int_mult): Likewise.
+	(check_effective_target_vect_extract_even_odd): Likewise.
+	(check_effective_target_vect_interleave): Likewise.
+	(check_vect_support_and_set_flags): Check if the target supports MSA
+	and append to the list of EFFECTIVE_TARGETS.
+
 2016-10-12  Richard Biener  <rguenther@suse.de>
 
 	PR debug/77947

gcc/testsuite/gcc.dg/vect/slp-26.c

@@ -46,6 +46,7 @@ int main (void)
   return 0;
 }
 
-/* { dg-final { scan-tree-dump-times "vectorized 0 loops" 1 "vect"  } } */
-/* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 0 "vect"  } } */
-  
+/* { dg-final { scan-tree-dump-times "vectorized 0 loops" 1 "vect" { target { ! mips_msa } } } } */
+/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target { mips_msa } } } } */
+/* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 0 "vect" { target { ! mips_msa } } } } */
+/* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 1 "vect" { target { mips_msa } } } } */

gcc/testsuite/gcc.dg/vect/tree-vect.h

@@ -70,6 +70,8 @@ check_vect (void)
     if (a != 1)
       exit (0);
   }
+#elif defined(__mips_msa)
+  asm volatile ("or.v $w0,$w0,$w0");
 #endif
   signal (SIGILL, SIG_DFL);
 }

gcc/testsuite/gcc.target/mips/mips.exp

@@ -290,6 +290,7 @@ foreach option {
     relax-pic-calls
     mcount-ra-address
     odd-spreg
+    msa
 } {
     lappend mips_option_groups $option "-m(no-|)$option"
 }
@@ -820,6 +821,12 @@ proc mips-dg-init {} {
 	    "-mno-synci",
 	    #endif
 
+	    #ifdef __mips_msa
+	    "-mmsa"
+	    #else
+	    "-mno-msa"
+	    #endif
+
 	    0
 	};
     }]
@@ -1368,6 +1375,7 @@ proc mips-dg-options { args } {
     mips_option_dependency options "-mfpxx" "-mno-paired-single"
     mips_option_dependency options "-msoft-float" "-mno-paired-single"
     mips_option_dependency options "-mno-paired-single" "-mno-mips3d"
+    mips_option_dependency options "-mmsa" "-mno-mips16"
 
     # If the test requires an unsupported option, change run tests
     # to link tests.