[PATCH, rs6000] Add missing vec_max tests

[Carl Love]

GCC Maintainers:

I have re-worked the patch per Peter's comments.  I retested the patch
on P8 BE, P8 LE and P9 LE.

 Please let me know if the patch looks OK for GCC mainline.

                         Carl Love

----------------------------------------------------

gcc/testsuite/ChangeLog:

2018-04-30  Carl Love  <cel@us.ibm.com>
	* gcc.target/powerpc/vsx-vector-6.h (foo): Add test for vec_max,
	vec_trunc.
	* gcc.target/powerpc/vsx-vector-6-le.c (dg-final): Update xvcmpeqdp,
	xvcmpgtdp, xvcmpgedp counts.
---
 gcc/testsuite/gcc.target/powerpc/vsx-vector-6-le.c |  6 +++---
 gcc/testsuite/gcc.target/powerpc/vsx-vector-6.h    | 16 ++++++++++++----
 2 files changed, 15 insertions(+), 7 deletions(-)

diff --git a/gcc/testsuite/gcc.target/powerpc/vsx-vector-6-le.c b/gcc/testsuite/gcc.target/powerpc/vsx-vector-6-le.c
index fe7eeb1..001dc41 100644
--- a/gcc/testsuite/gcc.target/powerpc/vsx-vector-6-le.c
+++ b/gcc/testsuite/gcc.target/powerpc/vsx-vector-6-le.c
@@ -14,9 +14,9 @@
    their usage counts being stable.  Therefore, we just ensure at least one
    xxlor instruction was generated.  */
 /* { dg-final { scan-assembler "xxlor" } } */
-/* { dg-final { scan-assembler-times "xvcmpeqdp" 5 } } */
-/* { dg-final { scan-assembler-times "xvcmpgtdp" 8 } } */
-/* { dg-final { scan-assembler-times "xvcmpgedp" 6 } } */
+/* { dg-final { scan-assembler-times "xvcmpeqdp" 4 } } */
+/* { dg-final { scan-assembler-times "xvcmpgtdp" 7 } } */
+/* { dg-final { scan-assembler-times "xvcmpgedp" 7 } } */
 /* { dg-final { scan-assembler-times "xvrdpim" 1 } } */
 /* { dg-final { scan-assembler-times "xvmaddadp" 1 } } */
 /* { dg-final { scan-assembler-times "xvmsubadp" 1 } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/vsx-vector-6.h b/gcc/testsuite/gcc.target/powerpc/vsx-vector-6.h
index 422f8a1..4819433 100644
--- a/gcc/testsuite/gcc.target/powerpc/vsx-vector-6.h
+++ b/gcc/testsuite/gcc.target/powerpc/vsx-vector-6.h
@@ -7,7 +7,9 @@
 void foo (vector double *out, vector double *in, vector long *p_l, vector bool long *p_b,
 	  vector unsigned char *p_uc, int *i, vector float *p_f,
 	  vector bool char *outbc, vector bool int *outbi,
-	  vector bool short *outbsi, vector int *outsi, vector unsigned int *outui)
+	  vector bool short *outbsi, vector int *outsi,
+	  vector unsigned int *outui, vector signed char *outsc,
+	  vector unsigned char *outuc)
 {
   vector double in0 = in[0];
   vector double in1 = in[1];
@@ -20,6 +22,8 @@ void foo (vector double *out, vector double *in, vector long *p_l, vector bool l
   vector float inf0;
   vector float inf1;
   vector float inf2;
+  vector char inc0;
+  vector char inc1;
   vector bool char inbc0;
   vector bool char inbc1;
   vector bool short inbs0;
@@ -30,6 +34,7 @@ void foo (vector double *out, vector double *in, vector long *p_l, vector bool l
   vector unsigned short int inusi0, inusi1;
   vector signed int insi0, insi1;
   vector unsigned int inui0, inui1;
+  vector unsigned char inuc0, inuc1;
   
   *out++ = vec_abs (in0);
   *out++ = vec_add (in0, in1);
@@ -65,8 +70,6 @@ void foo (vector double *out, vector double *in, vector long *p_l, vector bool l
   *out++ = vec_or (inb, in0);
   *out++ = vec_perm (in0, in1, uc);
   *out++ = vec_rint (in0);
-  *out++ = vec_sel (in0, in1, inl);
-  *out++ = vec_sel (in0, in1, inb);
   *out++ = vec_sub (in0, in1);
   *out++ = vec_sqrt (in0);
   *out++ = vec_trunc (in0);
@@ -103,6 +106,7 @@ void foo (vector double *out, vector double *in, vector long *p_l, vector bool l
   *p_f++ = vec_nmsub (inf0, inf1, inf2);
   *p_f++ = vec_nmadd (inf0, inf1, inf2);
   *p_f++ = vec_or (inf0, inf1);
+  *p_f++ = vec_trunc (inf0);
   
   *out++ = vec_or (inbl0, in0);
   *out++ = vec_or (in0, inbl0);
@@ -113,6 +117,8 @@ void foo (vector double *out, vector double *in, vector long *p_l, vector bool l
   *outbc++ = vec_andc (inbc0, inbc1);
   *outbc++ = vec_or (inbc0, inbc1);
 
+  *outuc++ = vec_max (inuc0, inuc1);
+
   *outbi++ = vec_andc (inbi0, inbi1);
   *outbsi++ = vec_andc (inbs0, inbs1);
 
@@ -151,7 +157,9 @@ int main()
   vector bool short *outbsi;
   vector int *outsi;
   vector unsigned int *outui;
+  vector signed char *outsc;
+  vector unsigned char *outuc;
 
   foo (out, in, p_l, p_b, p_uc, i, p_f, outbc,
-       outbi, outbsi, outsi, outui);
+       outbi, outbsi, outsi, outui, outsc, outuc);
 }
-- 
2.7.4