On Mon, 2020-06-15 at 16:38 -0700, Carl Love via Gcc-patches wrote:
> 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 RFC # reference is likely meaningless outside of the blue walls.  


> 
> 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.

There is no pu branch?

> 
>                          Carl Love
> 
> -------------------------------------------------------
> 
> gcc/ChangeLog
> 
> 2020-06-15  Carl Love  <c...@us.ibm.com>
> 
>         * config/rs6000/altivec.h (vec_sldb and vec_srdb): New defines.

s/and/,/

>         * config/rs6000/altivec.md (UNSPEC_SLDB, UNSPEC_SRDB): New.
>         (SLDB_LR attribute): New.
 (SLDB_LR): New attribute.

>         (VSHIFT_DBL_LR iterator): New.

(VSHIFT_DBL_LR): New iterator.

>         (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.

s/else if//

>         * doc/extend.texi: Add description for vec_sldb and vec_srdb.

spaces/tabs throughout changelog.

> 
> 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)

ok.  

> 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")]

ok

> 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")

ok

> 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))

ok

> 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

Rightmost remaining 128 bits will be all of them, right? 
Somewhat rhetorical, that is possibly simplifiable as just 'return the
result '.

> +this instruction must be endian-aware.

this built-in ? 


Thanks
-Will


> +
> +@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 } } */
> +
> +

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