v2 fixes:

 change logs redone

  gcc/config/rs6000/rs6000-call.c - added spaces before parenthesis around args.

-----------------------------------------------------------------
GCC maintainers:

The following patch adds support for the vector shift double builtins
for RFC2609.

The patch has been compiled and tested on

  powerpc64le-unknown-linux-gnu (Power 9 LE)

and Mambo with no regression errors.

Please let me know if this patch is acceptable for the pu
branch.  Thanks.

                         Carl Love

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

gcc/ChangeLog

2020-06-15  Carl Love  <c...@us.ibm.com>

        * config/rs6000/altivec.h (vec_sldb and vec_srdb): New defines.
        * config/rs6000/altivec.md (UNSPEC_SLDB, UNSPEC_SRDB): New.
        (SLDB_LR attribute): New.
        (VSHIFT_DBL_LR iterator): New.
        (vs<SLDB_LR>db_<mode>): New define_insn.
        * config/rs6000/rs6000-builtin.def (VSLDB_V16QI, VSLDB_V8HI,
        VSLDB_V4SI, VSLDB_V2DI, VSRDB_V16QI, VSRDB_V8HI, VSRDB_V4SI,
        VSRDB_V2DI): New BU_FUTURE_V_3 definitions.
        (SLDB, SRDB): New BU_FUTURE_OVERLOAD_3 definitions.
        * config/rs6000/rs6000-call.c (FUTURE_BUILTIN_VEC_SLDB,
        FUTURE_BUILTIN_VEC_SRDB): New definitions.
        (rs6000_expand_ternop_builtin) [CODE_FOR_vsldb_v16qi,
        CODE_FOR_vsldb_v8hi, CODE_FOR_vsldb_v4si, CODE_FOR_vsldb_v2di,
        CODE_FOR_vsrdb_v16qi, CODE_FOR_vsrdb_v8hi, CODE_FOR_vsrdb_v4si,
        CODE_FOR_vsrdb_v2di}: Add else if clauses.
        * doc/extend.texi: Add description for vec_sldb and vec_srdb.

gcc/testsuite/ChangeLog

2020-06-15  Carl Love  <c...@us.ibm.com>
        * gcc.target/powerpc/vec-shift-double-runnable.c:  New test file.
---
 gcc/config/rs6000/altivec.h                   |   2 +
 gcc/config/rs6000/altivec.md                  |  18 +
 gcc/config/rs6000/rs6000-builtin.def          |  11 +
 gcc/config/rs6000/rs6000-call.c               |  70 ++++
 gcc/doc/extend.texi                           |  53 +++
 .../powerpc/vec-shift-double-runnable.c       | 384 ++++++++++++++++++
 6 files changed, 538 insertions(+)
 create mode 100644 gcc/testsuite/gcc.target/powerpc/vec-shift-double-runnable.c

diff --git a/gcc/config/rs6000/altivec.h b/gcc/config/rs6000/altivec.h
index 435ffb8158f..0be68892aad 100644
--- a/gcc/config/rs6000/altivec.h
+++ b/gcc/config/rs6000/altivec.h
@@ -703,6 +703,8 @@ __altivec_scalar_pred(vec_any_nle,
 #define vec_inserth(a, b, c)   __builtin_vec_inserth (a, b, c)
 #define vec_replace_elt(a, b, c)       __builtin_vec_replace_elt (a, b, c)
 #define vec_replace_unaligned(a, b, c) __builtin_vec_replace_un (a, b, c)
+#define vec_sldb(a, b, c)      __builtin_vec_sldb (a, b, c)
+#define vec_srdb(a, b, c)      __builtin_vec_srdb (a, b, c)
 
 #define vec_gnb(a, b)  __builtin_vec_gnb (a, b)
 #define vec_clrl(a, b) __builtin_vec_clrl (a, b)
diff --git a/gcc/config/rs6000/altivec.md b/gcc/config/rs6000/altivec.md
index 0b0b49ee056..832a35cdaa9 100644
--- a/gcc/config/rs6000/altivec.md
+++ b/gcc/config/rs6000/altivec.md
@@ -171,6 +171,8 @@
    UNSPEC_XXEVAL
    UNSPEC_VSTRIR
    UNSPEC_VSTRIL
+   UNSPEC_SLDB
+   UNSPEC_SRDB
 ])
 
 (define_c_enum "unspecv"
@@ -781,6 +783,22 @@
   DONE;
 })
 
+;; Map UNSPEC_SLDB to "l" and  UNSPEC_SRDB to "r".
+(define_int_attr SLDB_LR [(UNSPEC_SLDB "l")
+                         (UNSPEC_SRDB "r")])
+
+(define_int_iterator VSHIFT_DBL_LR [UNSPEC_SLDB UNSPEC_SRDB])
+
+(define_insn "vs<SLDB_LR>db_<mode>"
+ [(set (match_operand:VI2 0 "register_operand" "=v")
+  (unspec:VI2 [(match_operand:VI2 1 "register_operand" "v")
+              (match_operand:VI2 2 "register_operand" "v")
+              (match_operand:QI 3 "const_0_to_12_operand" "n")]
+             VSHIFT_DBL_LR))]
+  "TARGET_FUTURE"
+  "vs<SLDB_LR>dbi %0,%1,%2,%3"
+  [(set_attr "type" "vecsimple")])
+
 (define_expand "vstrir_<mode>"
   [(set (match_operand:VIshort 0 "altivec_register_operand")
        (unspec:VIshort [(match_operand:VIshort 1 "altivec_register_operand")]
diff --git a/gcc/config/rs6000/rs6000-builtin.def 
b/gcc/config/rs6000/rs6000-builtin.def
index 91821f29a6f..2b198177ef0 100644
--- a/gcc/config/rs6000/rs6000-builtin.def
+++ b/gcc/config/rs6000/rs6000-builtin.def
@@ -2657,6 +2657,15 @@ BU_FUTURE_V_3 (VREPLACE_UN_V2DI, "vreplace_un_v2di", 
CONST, vreplace_un_v2di)
 BU_FUTURE_V_3 (VREPLACE_UN_UV2DI, "vreplace_un_uv2di", CONST, vreplace_un_v2di)
 BU_FUTURE_V_3 (VREPLACE_UN_V2DF, "vreplace_un_v2df", CONST, vreplace_un_v2df)
 
+BU_FUTURE_V_3 (VSLDB_V16QI, "vsldb_v16qi", CONST, vsldb_v16qi)
+BU_FUTURE_V_3 (VSLDB_V8HI, "vsldb_v8hi", CONST, vsldb_v8hi)
+BU_FUTURE_V_3 (VSLDB_V4SI, "vsldb_v4si", CONST, vsldb_v4si)
+BU_FUTURE_V_3 (VSLDB_V2DI, "vsldb_v2di", CONST, vsldb_v2di)
+
+BU_FUTURE_V_3 (VSRDB_V16QI, "vsrdb_v16qi", CONST, vsrdb_v16qi)
+BU_FUTURE_V_3 (VSRDB_V8HI, "vsrdb_v8hi", CONST, vsrdb_v8hi)
+BU_FUTURE_V_3 (VSRDB_V4SI, "vsrdb_v4si", CONST, vsrdb_v4si)
+BU_FUTURE_V_3 (VSRDB_V2DI, "vsrdb_v2di", CONST, vsrdb_v2di)
 BU_FUTURE_V_1 (VSTRIBR, "vstribr", CONST, vstrir_v16qi)
 BU_FUTURE_V_1 (VSTRIHR, "vstrihr", CONST, vstrir_v8hi)
 BU_FUTURE_V_1 (VSTRIBL, "vstribl", CONST, vstril_v16qi)
@@ -2680,6 +2689,8 @@ BU_FUTURE_OVERLOAD_3 (INSERTL, "insertl")
 BU_FUTURE_OVERLOAD_3 (INSERTH, "inserth")
 BU_FUTURE_OVERLOAD_3 (REPLACE_ELT, "replace_elt")
 BU_FUTURE_OVERLOAD_3 (REPLACE_UN, "replace_un")
+BU_FUTURE_OVERLOAD_3 (SLDB, "sldb")
+BU_FUTURE_OVERLOAD_3 (SRDB, "srdb")
 
 BU_FUTURE_OVERLOAD_1 (VSTRIR, "strir")
 BU_FUTURE_OVERLOAD_1 (VSTRIL, "stril")
diff --git a/gcc/config/rs6000/rs6000-call.c b/gcc/config/rs6000/rs6000-call.c
index 2653222ced0..092e6c1cc2c 100644
--- a/gcc/config/rs6000/rs6000-call.c
+++ b/gcc/config/rs6000/rs6000-call.c
@@ -5654,6 +5654,56 @@ const struct altivec_builtin_types 
altivec_overloaded_builtins[] = {
   { FUTURE_BUILTIN_VEC_REPLACE_UN, FUTURE_BUILTIN_VREPLACE_UN_V2DF,
     RS6000_BTI_V2DF, RS6000_BTI_V2DF, RS6000_BTI_double, RS6000_BTI_INTQI },
 
+  { FUTURE_BUILTIN_VEC_SLDB, FUTURE_BUILTIN_VSLDB_V16QI,
+    RS6000_BTI_V16QI, RS6000_BTI_V16QI,
+    RS6000_BTI_V16QI, RS6000_BTI_UINTQI },
+  { FUTURE_BUILTIN_VEC_SLDB, FUTURE_BUILTIN_VSLDB_V16QI,
+    RS6000_BTI_unsigned_V16QI, RS6000_BTI_unsigned_V16QI,
+    RS6000_BTI_unsigned_V16QI, RS6000_BTI_UINTQI },
+  { FUTURE_BUILTIN_VEC_SLDB, FUTURE_BUILTIN_VSLDB_V8HI,
+    RS6000_BTI_V8HI, RS6000_BTI_V8HI,
+    RS6000_BTI_V8HI, RS6000_BTI_UINTQI },
+  { FUTURE_BUILTIN_VEC_SLDB, FUTURE_BUILTIN_VSLDB_V8HI,
+    RS6000_BTI_unsigned_V8HI, RS6000_BTI_unsigned_V8HI,
+    RS6000_BTI_unsigned_V8HI, RS6000_BTI_UINTQI },
+  { FUTURE_BUILTIN_VEC_SLDB, FUTURE_BUILTIN_VSLDB_V4SI,
+    RS6000_BTI_V4SI, RS6000_BTI_V4SI,
+    RS6000_BTI_V4SI, RS6000_BTI_UINTQI },
+  { FUTURE_BUILTIN_VEC_SLDB, FUTURE_BUILTIN_VSLDB_V4SI,
+    RS6000_BTI_unsigned_V4SI, RS6000_BTI_unsigned_V4SI,
+    RS6000_BTI_unsigned_V4SI, RS6000_BTI_UINTQI },
+  { FUTURE_BUILTIN_VEC_SLDB, FUTURE_BUILTIN_VSLDB_V2DI,
+    RS6000_BTI_V2DI, RS6000_BTI_V2DI,
+    RS6000_BTI_V2DI, RS6000_BTI_UINTQI },
+  { FUTURE_BUILTIN_VEC_SLDB, FUTURE_BUILTIN_VSLDB_V2DI,
+    RS6000_BTI_unsigned_V2DI, RS6000_BTI_unsigned_V2DI,
+    RS6000_BTI_unsigned_V2DI, RS6000_BTI_UINTQI },
+
+  { FUTURE_BUILTIN_VEC_SRDB, FUTURE_BUILTIN_VSRDB_V16QI,
+    RS6000_BTI_V16QI, RS6000_BTI_V16QI,
+    RS6000_BTI_V16QI, RS6000_BTI_UINTQI },
+  { FUTURE_BUILTIN_VEC_SRDB, FUTURE_BUILTIN_VSRDB_V16QI,
+    RS6000_BTI_unsigned_V16QI, RS6000_BTI_unsigned_V16QI,
+    RS6000_BTI_unsigned_V16QI, RS6000_BTI_UINTQI },
+  { FUTURE_BUILTIN_VEC_SRDB, FUTURE_BUILTIN_VSRDB_V8HI,
+    RS6000_BTI_V8HI, RS6000_BTI_V8HI,
+    RS6000_BTI_V8HI, RS6000_BTI_UINTQI },
+  { FUTURE_BUILTIN_VEC_SRDB, FUTURE_BUILTIN_VSRDB_V8HI,
+    RS6000_BTI_unsigned_V8HI, RS6000_BTI_unsigned_V8HI,
+    RS6000_BTI_unsigned_V8HI, RS6000_BTI_UINTQI },
+  { FUTURE_BUILTIN_VEC_SRDB, FUTURE_BUILTIN_VSRDB_V4SI,
+    RS6000_BTI_V4SI, RS6000_BTI_V4SI,
+    RS6000_BTI_V4SI, RS6000_BTI_UINTQI },
+  { FUTURE_BUILTIN_VEC_SRDB, FUTURE_BUILTIN_VSRDB_V4SI,
+    RS6000_BTI_unsigned_V4SI, RS6000_BTI_unsigned_V4SI,
+    RS6000_BTI_unsigned_V4SI, RS6000_BTI_UINTQI },
+  { FUTURE_BUILTIN_VEC_SRDB, FUTURE_BUILTIN_VSRDB_V2DI,
+    RS6000_BTI_V2DI, RS6000_BTI_V2DI,
+    RS6000_BTI_V2DI, RS6000_BTI_UINTQI },
+  { FUTURE_BUILTIN_VEC_SRDB, FUTURE_BUILTIN_VSRDB_V2DI,
+    RS6000_BTI_unsigned_V2DI, RS6000_BTI_unsigned_V2DI,
+    RS6000_BTI_unsigned_V2DI, RS6000_BTI_UINTQI },
+
   { FUTURE_BUILTIN_VEC_VSTRIL, FUTURE_BUILTIN_VSTRIBL,
     RS6000_BTI_unsigned_V16QI, RS6000_BTI_unsigned_V16QI, 0, 0 },
   { FUTURE_BUILTIN_VEC_VSTRIL, FUTURE_BUILTIN_VSTRIBL,
@@ -10045,6 +10095,26 @@ rs6000_expand_ternop_builtin (enum insn_code icode, 
tree exp, rtx target)
        }
    }
 
+  else if (icode == CODE_FOR_vsldb_v16qi
+          || icode == CODE_FOR_vsldb_v8hi
+          || icode == CODE_FOR_vsldb_v4si
+          || icode == CODE_FOR_vsldb_v2di
+          || icode == CODE_FOR_vsrdb_v16qi
+          || icode == CODE_FOR_vsrdb_v8hi
+          || icode == CODE_FOR_vsrdb_v4si
+          || icode == CODE_FOR_vsrdb_v2di)
+   {
+     /* Check whether the 3rd argument is an integer constant in the range
+       0 to 7 inclusive.  */
+     STRIP_NOPS (arg2);
+     if (TREE_CODE (arg2) != INTEGER_CST
+        || !IN_RANGE (TREE_INT_CST_LOW (arg2), 0, 7))
+       {
+         error ("argument 3 must be in the range 0 to 7");
+         return CONST0_RTX (tmode);
+       }
+   }
+
   if (target == 0
       || GET_MODE (target) != tmode
       || ! (*insn_data[icode].operand[0].predicate) (target, tmode))
diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi
index 00c17be1851..6926c866492 100644
--- a/gcc/doc/extend.texi
+++ b/gcc/doc/extend.texi
@@ -21095,6 +21095,59 @@ The programmer is responsible for understanding the 
endianness issues involved
 with the first argument and the result.
 @findex vec_replace_unaligned
 
+Vector Shift Left Double Bit Immediate
+@smallexample
+@exdent vector signed char vec_sldb (vector signed char, vector signed char,
+const unsigned int);
+@exdent vector unsigned char vec_sldb (vector unsigned char,
+vector unsigned char, const unsigned int);
+@exdent vector signed short vec_sldb (vector signed short, vector signed short,
+const unsigned int);
+@exdent vector unsigned short vec_sldb (vector unsigned short,
+vector unsigned short, const unsigned int);
+@exdent vector signed int vec_sldb (vector signed int, vector signed int,
+const unsigned int);
+@exdent vector unsigned int vec_sldb (vector unsigned int, vector unsigned int,
+const unsigned int);
+@exdent vector signed long long vec_sldb (vector signed long long,
+vector signed long long, const unsigned int);
+@exdent vector unsigned long long vec_sldb (vector unsigned long long,
+vector unsigned long long, const unsigned int);
+@end smallexample
+
+Shift the combined input vectors left by the amount specified by the low-order
+three bits of the third argument, and return the leftmost remaining 128 bits.
+Code using this instruction must be endian-aware.
+
+@findex vec_sldb
+
+Vector Shift Right Double Bit Immediate
+
+@smallexample
+@exdent vector signed char vec_srdb (vector signed char, vector signed char,
+const unsigned int);
+@exdent vector unsigned char vec_srdb (vector unsigned char, vector unsigned 
char,
+const unsigned int);
+@exdent vector signed short vec_srdb (vector signed short, vector signed short,
+const unsigned int);
+@exdent vector unsigned short vec_srdb (vector unsigned short, vector unsigned 
short,
+const unsigned int);
+@exdent vector signed int vec_srdb (vector signed int, vector signed int,
+const unsigned int);
+@exdent vector unsigned int vec_srdb (vector unsigned int, vector unsigned int,
+const unsigned int);
+@exdent vector signed long long vec_srdb (vector signed long long,
+vector signed long long, const unsigned int);
+@exdent vector unsigned long long vec_srdb (vector unsigned long long,
+vector unsigned long long, const unsigned int);
+@end smallexample
+
+Shift the combined input vectors right by the amount specified by the 
low-order three
+bits of the third argument, and return the rightmost remaining 128 bits.  Code 
using
+this instruction must be endian-aware.
+
+@findex vec_srdb
+
 @smallexample
 @exdent vector unsigned long long int
 @exdent vec_pdep (vector unsigned long long int, vector unsigned long long int)
diff --git a/gcc/testsuite/gcc.target/powerpc/vec-shift-double-runnable.c 
b/gcc/testsuite/gcc.target/powerpc/vec-shift-double-runnable.c
new file mode 100644
index 00000000000..8093c33ba1d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/vec-shift-double-runnable.c
@@ -0,0 +1,384 @@
+/* { dg-do run } */
+/* { dg-require-effective-target powerpc_future_hw } */
+/* { dg-options "-mdejagnu-cpu=future" } */
+#include <altivec.h>
+
+#define DEBUG 0
+
+#ifdef DEBUG
+#include <stdio.h>
+#endif
+
+extern void abort (void);
+
+int
+main (int argc, char *argv [])
+{
+  int i;
+
+  vector signed char vresult_char;
+  vector signed char expected_vresult_char;
+  vector signed char src_va_char;
+  vector signed char src_vb_char;
+
+  vector unsigned char vresult_uchar;
+  vector unsigned char expected_vresult_uchar;
+  vector unsigned char src_va_uchar;
+  vector unsigned char src_vb_uchar;
+
+  vector short int vresult_sh;
+  vector short int expected_vresult_sh;
+  vector short int src_va_sh;
+  vector short int src_vb_sh;
+
+  vector short unsigned int vresult_ush;
+  vector short unsigned int expected_vresult_ush;
+  vector short unsigned int src_va_ush;
+  vector short unsigned int src_vb_ush;
+
+  vector int vresult_int;
+  vector int expected_vresult_int;
+  vector int src_va_int;
+  vector int src_vb_int;
+  int src_a_int;
+
+  vector unsigned int vresult_uint;
+  vector unsigned int expected_vresult_uint;
+  vector unsigned int src_va_uint;
+  vector unsigned int src_vb_uint;
+  unsigned int src_a_uint;
+
+  vector long long int vresult_llint;
+  vector long long int expected_vresult_llint;
+  vector long long int src_va_llint;
+  vector long long int src_vb_llint;
+  long long int src_a_llint;
+
+  vector unsigned long long int vresult_ullint;
+  vector unsigned long long int expected_vresult_ullint;
+  vector unsigned long long int src_va_ullint;
+  vector unsigned long long int src_vb_ullint;
+  unsigned int long long src_a_ullint;
+
+  /* Vector shift double left */
+  src_va_char = (vector signed char) { 0, 2, 4, 6, 8, 10, 12, 14,
+                                      16, 18, 20, 22, 24, 26, 28, 30 }; 
+  src_vb_char = (vector signed char) { 10, 20, 30, 40, 50, 60, 70, 80, 90,
+                                       100, 110, 120, 130, 140, 150, 160 };
+  vresult_char = (vector signed char) { 0, 0, 0, 0, 0, 0, 0, 0,
+                                         0, 0, 0, 0, 0, 0, 0, 0 };
+  expected_vresult_char = (vector signed char) { 80, 0, 1, 2, 3, 4, 5, 6, 7,
+                                                8, 9, 10, 11, 12, 13, 14 }; 
+                                                
+  vresult_char = vec_sldb (src_va_char, src_vb_char, 7);
+
+  if (!vec_all_eq (vresult_char,  expected_vresult_char)) {
+#if DEBUG
+    printf("ERROR, vec_sldb (src_va_char_, src_vb_char, 7)\n");
+    for(i = 0; i < 16; i++)
+      printf(" vresult_char[%d] = %d, expected_vresult_char[%d] = %d\n",
+            i, vresult_char[i], i, expected_vresult_char[i]);
+#else
+    abort();
+#endif
+  }
+
+  src_va_uchar = (vector unsigned char) { 0, 2, 4, 6, 8, 10, 12, 14,
+                                         16, 18, 20, 22, 24, 26, 28, 30 }; 
+  src_vb_uchar = (vector unsigned char) { 0, 0, 0, 0, 0, 0, 0, 0,
+                                         0, 0, 0, 0, 0, 0, 0, 0 };
+  vresult_uchar = (vector unsigned char) { 0, 0, 0, 0, 0, 0, 0, 0,
+                                          0, 0, 0, 0, 0, 0, 0, 0 };
+  expected_vresult_uchar = (vector unsigned char) { 0, 0, 1, 2, 3, 4, 5, 6, 7,
+                                                   8, 9, 10, 11, 12, 13, 14 };
+                                                
+  vresult_uchar = vec_sldb (src_va_uchar, src_vb_uchar, 7);
+
+  if (!vec_all_eq (vresult_uchar,  expected_vresult_uchar)) {
+#if DEBUG
+    printf("ERROR, vec_sldb (src_va_uchar_, src_vb_uchar, 7)\n");
+    for(i = 0; i < 16; i++)
+      printf(" vresult_uchar[%d] = %d, expected_vresult_uchar[%d] = %d\n",
+            i, vresult_uchar[i], i, expected_vresult_uchar[i]);
+#else
+    abort();
+#endif
+  }
+
+  src_va_sh = (vector short int) { 0, 2, 4, 6, 8, 10, 12, 14 };
+  src_vb_sh = (vector short int) { 0, 0, 0, 0, 0, 0, 0, 0 };
+  vresult_sh = (vector short int) { 0, 0, 0, 0, 0, 0, 0, 0 };
+  expected_vresult_sh = (vector short int) { 0, 2*128, 4*128, 6*128,
+                                            8*128, 10*128, 12*128, 14*128 }; 
+                                                
+  vresult_sh = vec_sldb (src_va_sh, src_vb_sh, 7);
+
+  if (!vec_all_eq (vresult_sh,  expected_vresult_sh)) {
+#if DEBUG
+    printf("ERROR, vec_sldb (src_va_sh_, src_vb_sh, 7)\n");
+    for(i = 0; i < 8; i++)
+      printf(" vresult_sh[%d] = %d, expected_vresult_sh[%d] = %d\n",
+            i, vresult_sh[i], i, expected_vresult_sh[i]);
+#else
+    abort();
+#endif
+  }
+
+  src_va_ush = (vector short unsigned int) { 0, 2, 4, 6, 8, 10, 12, 14 };
+  src_vb_ush = (vector short unsigned int) { 10, 20, 30, 40, 50, 60, 70, 80 };
+  vresult_ush = (vector short unsigned int) { 0, 0, 0, 0, 0, 0, 0, 0 };
+  expected_vresult_ush = (vector short unsigned int) { 0, 2*128, 4*128, 6*128,
+                                                      8*128, 10*128, 12*128,
+                                                      14*128 }; 
+                                                
+  vresult_ush = vec_sldb (src_va_ush, src_vb_ush, 7);
+
+  if (!vec_all_eq (vresult_ush,  expected_vresult_ush)) {
+#if DEBUG
+    printf("ERROR, vec_sldb (src_va_ush_, src_vb_ush, 7)\n");
+    for(i = 0; i < 8; i++)
+      printf(" vresult_ush[%d] = %d, expected_vresult_ush[%d] = %d\n",
+            i, vresult_ush[i], i, expected_vresult_ush[i]);
+#else
+    abort();
+#endif
+  }
+
+  src_va_int = (vector signed int) { 0, 2, 3, 1 };
+  src_vb_int = (vector signed int) { 0, 0, 0, 0 };
+  vresult_int = (vector signed int) { 0, 0, 0, 0 };
+  expected_vresult_int = (vector signed int) { 0, 2*128, 3*128, 1*128 }; 
+                                                
+  vresult_int = vec_sldb (src_va_int, src_vb_int, 7);
+
+  if (!vec_all_eq (vresult_int,  expected_vresult_int)) {
+#if DEBUG
+    printf("ERROR, vec_sldb (src_va_int_, src_vb_int, 7)\n");
+    for(i = 0; i < 4; i++)
+      printf(" vresult_int[%d] = %d, expected_vresult_int[%d] = %d\n",
+            i, vresult_int[i], i, expected_vresult_int[i]);
+#else
+    abort();
+#endif
+  }
+
+  src_va_uint = (vector unsigned int) { 0, 2, 4, 6 };
+  src_vb_uint = (vector unsigned int) { 10, 20, 30, 40 };
+  vresult_uint = (vector unsigned int) { 0, 0, 0, 0 };
+  expected_vresult_uint = (vector unsigned int) { 0, 2*128, 4*128, 6*128 }; 
+                                                
+  vresult_uint = vec_sldb (src_va_uint, src_vb_uint, 7);
+
+  if (!vec_all_eq (vresult_uint,  expected_vresult_uint)) {
+#if DEBUG
+    printf("ERROR, vec_sldb (src_va_uint_, src_vb_uint, 7)\n");
+    for(i = 0; i < 4; i++)
+      printf(" vresult_uint[%d] = %d, expected_vresult_uint[%d] = %d\n",
+            i, vresult_uint[i], i, expected_vresult_uint[i]);
+#else
+    abort();
+#endif
+  }
+
+  src_va_llint = (vector signed long long int) { 5, 6 };
+  src_vb_llint = (vector signed long long int) { 0, 0 };
+  vresult_llint = (vector signed long long int) { 0, 0 };
+  expected_vresult_llint = (vector signed long long int) { 5*128, 6*128 }; 
+                                                
+  vresult_llint = vec_sldb (src_va_llint, src_vb_llint, 7);
+
+  if (!vec_all_eq (vresult_llint,  expected_vresult_llint)) {
+#if DEBUG
+    printf("ERROR, vec_sldb (src_va_llint_, src_vb_llint, 7)\n");
+    for(i = 0; i < 2; i++)
+      printf(" vresult_llint[%d] = %d, expected_vresult_llint[%d] = %d\n",
+            i, vresult_llint[i], i, expected_vresult_llint[i]);
+#else
+    abort();
+#endif
+  }
+
+  src_va_ullint = (vector unsigned long long int) { 54, 26 };
+  src_vb_ullint = (vector unsigned long long int) { 10, 20 };
+  vresult_ullint = (vector unsigned long long int) { 0, 0 };
+  expected_vresult_ullint = (vector unsigned long long int) { 54*128,
+                                                             26*128 }; 
+                                                
+  vresult_ullint = vec_sldb (src_va_ullint, src_vb_ullint, 7);
+
+  if (!vec_all_eq (vresult_ullint,  expected_vresult_ullint)) {
+#if DEBUG
+    printf("ERROR, vec_sldb (src_va_ullint_, src_vb_ullint, 7)\n");
+    for(i = 0; i < 2; i++)
+      printf(" vresult_ullint[%d] = %d, expected_vresult_ullint[%d] = %d\n",
+            i, vresult_ullint[i], i, expected_vresult_ullint[i]);
+#else
+    abort();
+#endif
+  }
+
+  /* Vector shift double right */
+  src_va_char = (vector signed char) { 0, 2, 4, 6, 8, 10, 12, 14,
+                                      16, 18, 20, 22, 24, 26, 28, 30 }; 
+  src_vb_char = (vector signed char) { 10, 12, 14, 16, 18, 20, 22, 24, 26,
+                                       28, 30, 32, 34, 36, 38, 40 };
+  vresult_char = (vector signed char) { 0, 0, 0, 0, 0, 0, 0, 0,
+                                         0, 0, 0, 0, 0, 0, 0, 0 };
+  expected_vresult_char = (vector signed char) { 24, 28, 32, 36, 40, 44, 48,
+                                                52, 56, 60, 64, 68, 72, 76,
+                                                80, 0 }; 
+                                                
+  vresult_char = vec_srdb (src_va_char, src_vb_char, 7);
+
+  if (!vec_all_eq (vresult_char,  expected_vresult_char)) {
+#if DEBUG
+    printf("ERROR, vec_srdb (src_va_char_, src_vb_char, 7)\n");
+    for(i = 0; i < 16; i++)
+      printf(" vresult_char[%d] = %d, expected_vresult_char[%d] = %d\n",
+            i, vresult_char[i], i, expected_vresult_char[i]);
+#else
+    abort();
+#endif
+  }
+
+  src_va_uchar = (vector unsigned char) { 100, 0, 0, 0, 0, 0, 0, 0,
+                                         0, 0, 0, 0, 0, 0, 0, 0 };
+  src_vb_uchar = (vector unsigned char) { 0, 2, 4, 6, 8, 10, 12, 14,
+                                         16, 18, 20, 22, 24, 26, 28, 30 }; 
+  vresult_uchar = (vector unsigned char) { 0, 0, 0, 0, 0, 0, 0, 0,
+                                          0, 0, 0, 0, 0, 0, 0, 0 };
+  expected_vresult_uchar = (vector unsigned char) { 4, 8, 12, 16, 20, 24, 28,
+                                                   32, 36, 40, 44, 48, 52,
+                                                   56, 60, 200 };
+                                                
+  vresult_uchar = vec_srdb (src_va_uchar, src_vb_uchar, 7);
+
+  if (!vec_all_eq (vresult_uchar,  expected_vresult_uchar)) {
+#if DEBUG
+    printf("ERROR, vec_srdb (src_va_uchar_, src_vb_uchar, 7)\n");
+    for(i = 0; i < 16; i++)
+      printf(" vresult_uchar[%d] = %d, expected_vresult_uchar[%d] = %d\n",
+            i, vresult_uchar[i], i, expected_vresult_uchar[i]);
+#else
+    abort();
+#endif
+  }
+
+  src_va_sh = (vector short int) { 0, 0, 0, 0, 0, 0, 0, 0 };
+  src_vb_sh = (vector short int) { 0, 2*128, 4*128, 6*128,
+                                            8*128, 10*128, 12*128, 14*128 };
+  vresult_sh = (vector short int) { 0, 0, 0, 0, 0, 0, 0, 0 };
+  expected_vresult_sh = (vector short int) { 0, 2, 4, 6, 8, 10, 12, 14 }; 
+                                                
+  vresult_sh = vec_srdb (src_va_sh, src_vb_sh, 7);
+
+  if (!vec_all_eq (vresult_sh,  expected_vresult_sh)) {
+#if DEBUG
+    printf("ERROR, vec_srdb (src_va_sh_, src_vb_sh, 7)\n");
+    for(i = 0; i < 8; i++)
+      printf(" vresult_sh[%d] = %d, expected_vresult_sh[%d] = %d\n",
+            i, vresult_sh[i], i, expected_vresult_sh[i]);
+#else
+    abort();
+#endif
+  }
+
+  src_va_ush = (vector short unsigned int) { 0, 20, 30, 40, 50, 60, 70, 80 };
+  src_vb_ush = (vector short unsigned int) { 0, 2*128, 4*128, 6*128,
+                                            8*128, 10*128, 12*128, 14*128 };
+  vresult_ush = (vector short unsigned int) { 0, 0, 0, 0, 0, 0, 0, 0 };
+  expected_vresult_ush = (vector short unsigned int) { 0, 2, 4, 6, 8, 10,
+                                                      12, 14 }; 
+                                                
+  vresult_ush = vec_srdb (src_va_ush, src_vb_ush, 7);
+
+  if (!vec_all_eq (vresult_ush,  expected_vresult_ush)) {
+#if DEBUG
+    printf("ERROR, vec_srdb (src_va_ush_, src_vb_ush, 7)\n");
+    for(i = 0; i < 8; i++)
+      printf(" vresult_ush[%d] = %d, expected_vresult_ush[%d] = %d\n",
+            i, vresult_ush[i], i, expected_vresult_ush[i]);
+#else
+    abort();
+#endif
+  }
+
+  src_va_int = (vector signed int) { 0, 0, 0, 0 };
+  src_vb_int = (vector signed int) { 0, 2*128, 3*128, 1*128 };
+  vresult_int = (vector signed int) { 0, 0, 0, 0 };
+  expected_vresult_int = (vector signed int) { 0, 2, 3, 1  }; 
+                                                
+  vresult_int = vec_srdb (src_va_int, src_vb_int, 7);
+
+  if (!vec_all_eq (vresult_int,  expected_vresult_int)) {
+#if DEBUG
+    printf("ERROR, vec_srdb (src_va_int_, src_vb_int, 7)\n");
+    for(i = 0; i < 4; i++)
+      printf(" vresult_int[%d] = %d, expected_vresult_int[%d] = %d\n",
+            i, vresult_int[i], i, expected_vresult_int[i]);
+#else
+    abort();
+#endif
+  }
+
+  src_va_uint = (vector unsigned int) { 0, 20, 30, 40 };
+  src_vb_uint = (vector unsigned int) { 128, 2*128, 4*128, 6*128 };
+  vresult_uint = (vector unsigned int) { 0, 0, 0, 0 };
+  expected_vresult_uint = (vector unsigned int) { 1, 2, 4, 6 }; 
+                                                
+  vresult_uint = vec_srdb (src_va_uint, src_vb_uint, 7);
+
+  if (!vec_all_eq (vresult_uint,  expected_vresult_uint)) {
+#if DEBUG
+    printf("ERROR, vec_srdb (src_va_uint_, src_vb_uint, 7)\n");
+    for(i = 0; i < 4; i++)
+      printf(" vresult_uint[%d] = %d, expected_vresult_uint[%d] = %d\n",
+            i, vresult_uint[i], i, expected_vresult_uint[i]);
+#else
+    abort();
+#endif
+  }
+
+  src_va_llint = (vector signed long long int) { 0, 0 };
+  src_vb_llint = (vector signed long long int) { 5*128, 6*128 };
+  vresult_llint = (vector signed long long int) { 0, 0 };
+  expected_vresult_llint = (vector signed long long int) { 5, 6 }; 
+                                                
+  vresult_llint = vec_srdb (src_va_llint, src_vb_llint, 7);
+
+  if (!vec_all_eq (vresult_llint,  expected_vresult_llint)) {
+#if DEBUG
+    printf("ERROR, vec_srdb (src_va_llint_, src_vb_llint, 7)\n");
+    for(i = 0; i < 2; i++)
+      printf(" vresult_llint[%d] = %d, expected_vresult_llint[%d] = %d\n",
+            i, vresult_llint[i], i, expected_vresult_llint[i]);
+#else
+    abort();
+#endif
+  }
+
+  src_va_ullint = (vector unsigned long long int) { 0, 0 };
+  src_vb_ullint = (vector unsigned long long int) { 54*128, 26*128 };
+  vresult_ullint = (vector unsigned long long int) { 0, 0 };
+  expected_vresult_ullint = (vector unsigned long long int) { 54, 26 }; 
+
+  vresult_ullint = vec_srdb (src_va_ullint, src_vb_ullint, 7);
+
+  if (!vec_all_eq (vresult_ullint,  expected_vresult_ullint)) {
+#if DEBUG
+    printf("ERROR, vec_srdb (src_va_ullint_, src_vb_ullint, 7)\n");
+    for(i = 0; i < 2; i++)
+      printf(" vresult_ullint[%d] = %d, expected_vresult_ullint[%d] = %d\n",
+            i, vresult_ullint[i], i, expected_vresult_ullint[i]);
+#else
+    abort();
+#endif
+  }
+
+  return 0;
+}
+
+/* { dg-final { scan-assembler-times {\msldbi\M} 6 } } */
+/* { dg-final { scan-assembler-times {\msrdbi\M} 6 } } */
+
+
-- 
2.17.1


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