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From: will schmidt <will_schmidt@vnet.ibm.com>
To: Bill Schmidt <wschmidt@linux.ibm.com>, gcc-patches@gcc.gnu.org
Cc: segher@kernel.crashing.org
Subject: Re: [PATCH 52/55] rs6000: Debug support
Date: Tue, 27 Jul 2021 16:07:22 -0500	[thread overview]
Message-ID: <fa946ae1e98406eb1e3e2e0144992d90338df447.camel@vnet.ibm.com> (raw)
In-Reply-To: <45258f83249345b1faf49554a6f4a7940983f822.1623941442.git.wschmidt@linux.ibm.com>

On Thu, 2021-06-17 at 10:19 -0500, Bill Schmidt via Gcc-patches wrote:
> 2021-04-01  Bill Schmidt  <wschmidt@linux.ibm.com>
> 
> gcc/
> 	* config/rs6000/rs6000-call.c (rs6000_debug_type): New function.
> 	(def_builtin): Change debug formatting for easier parsing and
> 	include more information.
> 	(rs6000_init_builtins): Add dump of autogenerated builtins.
> 	(altivec_init_builtins): Dump __builtin_altivec_mask_for_load for
> 	completeness.
> ---
>  gcc/config/rs6000/rs6000-call.c | 193 +++++++++++++++++++++++++++++++-
>  1 file changed, 189 insertions(+), 4 deletions(-)
> 
> diff --git a/gcc/config/rs6000/rs6000-call.c b/gcc/config/rs6000/rs6000-call.c
> index 54cf014ed23..d28bb14b0bb 100644
> --- a/gcc/config/rs6000/rs6000-call.c
> +++ b/gcc/config/rs6000/rs6000-call.c
> @@ -8880,6 +8880,106 @@ rs6000_gimplify_va_arg (tree valist, tree type, gimple_seq *pre_p,
> 
>  /* Builtins.  */
> 
> +/* Debug utility to translate a type node to a single token.  */
> +static
> +const char *rs6000_debug_type (tree type)
> +{
> +  if (type == void_type_node)
> +    return "void";
> +  else if (type == long_integer_type_node)
> +    return "long";
> +  else if (type == long_unsigned_type_node)
> +    return "ulong";
> +  else if (type == long_long_integer_type_node)
> +    return "longlong";
> +  else if (type == long_long_unsigned_type_node)
> +    return "ulonglong";
> +  else if (type == bool_V16QI_type_node)
> +    return "vbc";
> +  else if (type == bool_V2DI_type_node)
> +    return "vbll";
> +  else if (type == bool_V4SI_type_node)
> +    return "vbi";
> +  else if (type == bool_V8HI_type_node)
> +    return "vbs";

I'd be strongly tempted to rearrange the order and put V16 after V8 in
the list.  Similar to the order you previously used in
rs6000_expand_new_builtin().     Same comment elsewhere.


> +  else if (type == bool_int_type_node)
> +    return "bool";
> +  else if (type == dfloat64_type_node)
> +    return "_Decimal64";
> +  else if (type == double_type_node)
> +    return "double";
> +  else if (type == intDI_type_node)
> +    return "sll";
> +  else if (type == intHI_type_node)
> +    return "ss";
> +  else if (type == ibm128_float_type_node)
> +    return "__ibm128";
> +  else if (type == opaque_V4SI_type_node)
> +    return "opaque";
> +  else if (POINTER_TYPE_P (type))
> +    return "void*";
> +  else if (type == intQI_type_node || type == char_type_node)
> +    return "sc";
> +  else if (type == dfloat32_type_node)
> +    return "_Decimal32";
> +  else if (type == float_type_node)
> +    return "float";
> +  else if (type == intSI_type_node || type == integer_type_node)
> +    return "si";
> +  else if (type == dfloat128_type_node)
> +    return "_Decimal128";
> +  else if (type == long_double_type_node)
> +    return "longdouble";
> +  else if (type == intTI_type_node)
> +    return "sq";
> +  else if (type == unsigned_intDI_type_node)
> +    return "ull";
> +  else if (type == unsigned_intHI_type_node)
> +    return "us";
> +  else if (type == unsigned_intQI_type_node)
> +    return "uc";
> +  else if (type == unsigned_intSI_type_node)
> +    return "ui";
> +  else if (type == unsigned_intTI_type_node)
> +    return "uq";
> +  else if (type == unsigned_V16QI_type_node)
> +    return "vuc";
> +  else if (type == unsigned_V1TI_type_node)
> +    return "vuq";
> +  else if (type == unsigned_V2DI_type_node)
> +    return "vull";
> +  else if (type == unsigned_V4SI_type_node)
> +    return "vui";
> +  else if (type == unsigned_V8HI_type_node)
> +    return "vus";
> +  else if (type == V16QI_type_node)
> +    return "vsc";
> +  else if (type == V1TI_type_node)
> +    return "vsq";
> +  else if (type == V2DF_type_node)
> +    return "vd";
> +  else if (type == V2DI_type_node)
> +    return "vsll";
> +  else if (type == V4SF_type_node)
> +    return "vf";
> +  else if (type == V4SI_type_node)
> +    return "vsi";
> +  else if (type == V8HI_type_node)
> +    return "vss";
> +  else if (type == pixel_V8HI_type_node)
> +    return "vp";
> +  else if (type == pcvoid_type_node)
> +    return "voidc*";
> +  else if (type == float128_type_node)
> +    return "_Float128";
> +  else if (type == vector_pair_type_node)
> +    return "__vector_pair";
> +  else if (type == vector_quad_type_node)
> +    return "__vector_quad";
> +  else
> +    return "unknown";
> +}
> +

Ok

>  static void
>  def_builtin (const char *name, tree type, enum rs6000_builtins code)
>  {
> @@ -8908,7 +9008,7 @@ def_builtin (const char *name, tree type, enum rs6000_builtins code)
>        /* const function, function only depends on the inputs.  */
>        TREE_READONLY (t) = 1;
>        TREE_NOTHROW (t) = 1;
> -      attr_string = ", const";
> +      attr_string = "= const";
>      }
>    else if ((classify & RS6000_BTC_PURE) != 0)
>      {
> @@ -8916,7 +9016,7 @@ def_builtin (const char *name, tree type, enum rs6000_builtins code)
>  	 external state.  */
>        DECL_PURE_P (t) = 1;
>        TREE_NOTHROW (t) = 1;
> -      attr_string = ", pure";
> +      attr_string = "= pure";
>      }
>    else if ((classify & RS6000_BTC_FP) != 0)
>      {
> @@ -8930,12 +9030,12 @@ def_builtin (const char *name, tree type, enum rs6000_builtins code)
>  	{
>  	  DECL_PURE_P (t) = 1;
>  	  DECL_IS_NOVOPS (t) = 1;
> -	  attr_string = ", fp, pure";
> +	  attr_string = "= fp, pure";
>  	}
>        else
>  	{
>  	  TREE_READONLY (t) = 1;
> -	  attr_string = ", fp, const";
> +	  attr_string = "= fp, const";
>  	}
>      }

Ok

>    else if ((classify & (RS6000_BTC_QUAD | RS6000_BTC_PAIR)) != 0)
> @@ -8944,9 +9044,27 @@ def_builtin (const char *name, tree type, enum rs6000_builtins code)
>    else if ((classify & RS6000_BTC_ATTR_MASK) != 0)
>      gcc_unreachable ();
> 
> +  if (TARGET_DEBUG_BUILTIN)
> +    {
> +      tree t = TREE_TYPE (type);
> +      fprintf (stderr, "%s %s (", rs6000_debug_type (t), name);
> +      t = TYPE_ARG_TYPES (type);
> +      while (t && TREE_VALUE (t) != void_type_node)
> +	{
> +	  fprintf (stderr, "%s",
> +		   rs6000_debug_type (TREE_VALUE (t)));
> +	  t = TREE_CHAIN (t);
> +	  if (t && TREE_VALUE (t) != void_type_node)
> +	    fprintf (stderr, ", ");
> +	}
> +      fprintf (stderr, "); %s [%4d]\n", attr_string, (int)code);
> +    }
> +
> +  /*
>    if (TARGET_DEBUG_BUILTIN)
>      fprintf (stderr, "rs6000_builtin, code = %4d, %s%s\n",
>  	     (int)code, name, attr_string);
> +  */

Could probably just drop that chunk, instead of commenting it out. 



>  }
> 
>  static const struct builtin_compatibility bdesc_compat[] =
> @@ -16122,6 +16240,67 @@ rs6000_init_builtins (void)
>      altivec_builtin_mask_for_load
>        = rs6000_builtin_decls_x[RS6000_BIF_MASK_FOR_LOAD];
> 
> +  if (TARGET_DEBUG_BUILTIN)
> +     {
> +      fprintf (stderr, "\nAutogenerated built-in functions:\n\n");
> +      for (int i = 1; i < (int) RS6000_BIF_MAX; i++)
> +	{
> +	  bif_enable e = rs6000_builtin_info_x[i].enable;
> +	  if (e == ENB_P5 && !TARGET_POPCNTB)
> +	    continue;
> +	  if (e == ENB_P6 && !TARGET_CMPB)
> +	    continue;
> +	  if (e == ENB_ALTIVEC && !TARGET_ALTIVEC)
> +	    continue;
> +	  if (e == ENB_VSX && !TARGET_VSX)
> +	    continue;
> +	  if (e == ENB_P7 && !TARGET_POPCNTD)
> +	    continue;
> +	  if (e == ENB_P7_64 && (!TARGET_POPCNTD || !TARGET_POWERPC64))
> +	    continue;
> +	  if (e == ENB_P8 && !TARGET_DIRECT_MOVE)
> +	    continue;
> +	  if (e == ENB_P8V && !TARGET_P8_VECTOR)
> +	    continue;
> +	  if (e == ENB_P9 && !TARGET_MODULO)
> +	    continue;
> +	  if (e == ENB_P9_64 && (!TARGET_MODULO || !TARGET_POWERPC64))
> +	    continue;
> +	  if (e == ENB_P9V && !TARGET_P9_VECTOR)
> +	    continue;
> +	  if (e == ENB_IEEE128_HW && !TARGET_FLOAT128_HW)
> +	    continue;
> +	  if (e == ENB_DFP && !TARGET_DFP)
> +	    continue;
> +	  if (e == ENB_CRYPTO && !TARGET_CRYPTO)
> +	    continue;
> +	  if (e == ENB_HTM && !TARGET_HTM)
> +	    continue;
> +	  if (e == ENB_P10 && !TARGET_POWER10)
> +	    continue;
> +	  if (e == ENB_P10_64 && (!TARGET_POWER10 || !TARGET_POWERPC64))
> +	    continue;
> +	  if (e == ENB_MMA && !TARGET_MMA)
> +	    continue;
> +	  tree fntype = rs6000_builtin_info_x[i].fntype;
> +	  tree t = TREE_TYPE (fntype);
> +	  fprintf (stderr, "%s %s (", rs6000_debug_type (t),
> +		   rs6000_builtin_info_x[i].bifname);
> +	  t = TYPE_ARG_TYPES (fntype);
> +	  while (t && TREE_VALUE (t) != void_type_node)
> +	    {
> +	      fprintf (stderr, "%s",
> +		       rs6000_debug_type (TREE_VALUE (t)));
> +	      t = TREE_CHAIN (t);
> +	      if (t && TREE_VALUE (t) != void_type_node)
> +		fprintf (stderr, ", ");
> +	    }
> +	  fprintf (stderr, "); %s [%4d]\n",
> +		   rs6000_builtin_info_x[i].attr_string, (int) i);
> +	}
> +      fprintf (stderr, "\nEnd autogenerated built-in functions.\n\n\n");
> +     }
> +

ok

>    if (new_builtins_are_live)
>      {
>  #ifdef SUBTARGET_INIT_BUILTINS
> @@ -16785,6 +16964,12 @@ altivec_init_builtins (void)
>  			       ALTIVEC_BUILTIN_MASK_FOR_LOAD,
>  			       BUILT_IN_MD, NULL, NULL_TREE);
>    TREE_READONLY (decl) = 1;
> +  if (TARGET_DEBUG_BUILTIN)
> +    fprintf (stderr, "%s __builtin_altivec_mask_for_load (%s); [%4d]\n",
> +	     rs6000_debug_type (TREE_TYPE (v16qi_ftype_pcvoid)),
> +	     rs6000_debug_type (TREE_VALUE
> +				(TYPE_ARG_TYPES (v16qi_ftype_pcvoid))),
> +	     (int) ALTIVEC_BUILTIN_MASK_FOR_LOAD);
>    /* Record the decl. Will be used by rs6000_builtin_mask_for_load.  */
>    altivec_builtin_mask_for_load = decl;
> 

lgtm, 
Thanks
-Will





  reply	other threads:[~2021-07-27 21:07 UTC|newest]

Thread overview: 110+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-17 15:18 [PATCHv3 00/55] Replace the Power target-specific builtin machinery Bill Schmidt
2021-06-17 15:18 ` [PATCH 01/55] Support scanning of build-time GC roots in gengtype Bill Schmidt
2021-06-17 15:18 ` [PATCH 02/55] rs6000: Initial create of rs6000-gen-builtins.c Bill Schmidt
2021-06-17 15:18 ` [PATCH 03/55] rs6000: Add initial input files Bill Schmidt
2021-06-17 15:18 ` [PATCH 04/55] rs6000: Add file support and functions for diagnostic support Bill Schmidt
2021-06-17 15:18 ` [PATCH 05/55] rs6000: Add helper functions for parsing Bill Schmidt
2021-07-09 19:32   ` will schmidt
2021-07-14 22:58     ` Segher Boessenkool
2021-07-14 23:32   ` Segher Boessenkool
2021-06-17 15:18 ` [PATCH 06/55] rs6000: Add functions for matching types, part 1 of 3 Bill Schmidt
2021-06-17 15:18 ` [PATCH 07/55] rs6000: Add functions for matching types, part 2 " Bill Schmidt
2021-06-17 15:18 ` [PATCH 08/55] rs6000: Add functions for matching types, part 3 " Bill Schmidt
2021-06-17 15:18 ` [PATCH 09/55] rs6000: Red-black tree implementation for balanced tree search Bill Schmidt
2021-06-17 15:18 ` [PATCH 10/55] rs6000: Main function with stubs for parsing and output Bill Schmidt
2021-07-19 19:15   ` Segher Boessenkool
2021-07-20 22:19     ` Bill Schmidt
2021-07-20 23:22       ` Segher Boessenkool
2021-07-21  1:51         ` Bill Schmidt
2021-07-21 15:43           ` Segher Boessenkool
2021-07-21 16:08             ` Bill Schmidt
2021-07-21 16:16               ` Bill Schmidt
2021-06-17 15:18 ` [PATCH 11/55] rs6000: Parsing built-in input file, part 1 of 3 Bill Schmidt
2021-07-19 20:39   ` Segher Boessenkool
2021-06-17 15:18 ` [PATCH 12/55] rs6000: Parsing built-in input file, part 2 " Bill Schmidt
2021-07-19 22:07   ` Segher Boessenkool
2021-06-17 15:18 ` [PATCH 13/55] rs6000: Parsing built-in input file, part 3 " Bill Schmidt
2021-07-19 22:13   ` Segher Boessenkool
2021-06-17 15:18 ` [PATCH 14/55] rs6000: Parsing of overload input file Bill Schmidt
2021-07-19 23:09   ` Segher Boessenkool
2021-06-17 15:18 ` [PATCH 15/55] rs6000: Build and store function type identifiers Bill Schmidt
2021-07-20  0:04   ` Segher Boessenkool
2021-06-17 15:19 ` [PATCH 16/55] rs6000: Write output to the builtin definition include file Bill Schmidt
2021-07-20 23:27   ` Segher Boessenkool
2021-06-17 15:19 ` [PATCH 17/55] rs6000: Write output to the builtins header file Bill Schmidt
2021-07-20 23:40   ` Segher Boessenkool
2021-06-17 15:19 ` [PATCH 18/55] rs6000: Write output to the builtins init file, part 1 of 3 Bill Schmidt
2021-07-20 23:51   ` Segher Boessenkool
2021-06-17 15:19 ` [PATCH 19/55] rs6000: Write output to the builtins init file, part 2 " Bill Schmidt
2021-07-20 23:53   ` Segher Boessenkool
2021-06-17 15:19 ` [PATCH 20/55] rs6000: Write output to the builtins init file, part 3 " Bill Schmidt
2021-07-21 17:08   ` Segher Boessenkool
2021-06-17 15:19 ` [PATCH 21/55] rs6000: Write static initializations for built-in table Bill Schmidt
2021-07-21 17:14   ` Segher Boessenkool
2021-06-17 15:19 ` [PATCH 22/55] rs6000: Write static initializations for overload tables Bill Schmidt
2021-07-21 17:40   ` Segher Boessenkool
2021-06-17 15:19 ` [PATCH 23/55] rs6000: Incorporate new builtins code into the build machinery Bill Schmidt
2021-07-21 18:58   ` Segher Boessenkool
2021-07-27  3:26     ` Bill Schmidt
2021-07-27 14:23       ` Segher Boessenkool
2021-07-27 17:38         ` Bill Schmidt
2021-06-17 15:19 ` [PATCH 24/55] rs6000: Add gengtype handling to " Bill Schmidt
2021-06-17 15:19 ` [PATCH 25/55] rs6000: Add the rest of the [altivec] stanza to the builtins file Bill Schmidt
2021-06-17 15:19 ` [PATCH 26/55] rs6000: Add VSX builtins Bill Schmidt
2021-06-17 15:19 ` [PATCH 27/55] rs6000: Add available-everywhere and ancient builtins Bill Schmidt
2021-06-17 15:19 ` [PATCH 28/55] rs6000: Add power7 and power7-64 builtins Bill Schmidt
2021-06-17 15:19 ` [PATCH 29/55] rs6000: Add power8-vector builtins Bill Schmidt
2021-06-17 15:19 ` [PATCH 30/55] rs6000: Add Power9 builtins Bill Schmidt
2021-06-17 15:19 ` [PATCH 31/55] rs6000: Add more type nodes to support builtin processing Bill Schmidt
2021-06-17 15:19 ` [PATCH 32/55] rs6000: Add Power10 builtins Bill Schmidt
2021-06-17 15:19 ` [PATCH 33/55] rs6000: Add MMA builtins Bill Schmidt
2021-06-17 15:19 ` [PATCH 34/55] rs6000: Add miscellaneous builtins Bill Schmidt
2021-06-17 15:19 ` [PATCH 35/55] rs6000: Add Cell builtins Bill Schmidt
2021-06-17 15:19 ` [PATCH 36/55] rs6000: Add remaining overloads Bill Schmidt
2021-06-17 15:19 ` [PATCH 37/55] rs6000: Execute the automatic built-in initialization code Bill Schmidt
2021-06-17 15:19 ` [PATCH 38/55] rs6000: Darwin builtin support Bill Schmidt
2021-06-17 15:19 ` [PATCH 39/55] rs6000: Add sanity to V2DI_type_node definitions Bill Schmidt
2021-06-17 15:19 ` [PATCH 40/55] rs6000: Always initialize vector_pair and vector_quad nodes Bill Schmidt
2021-06-17 15:19 ` [PATCH 41/55] rs6000: Handle overloads during program parsing Bill Schmidt
2021-06-17 15:19 ` [PATCH 42/55] rs6000: Handle gimple folding of target built-ins Bill Schmidt
2021-07-28 21:21   ` will schmidt
2021-07-29 12:42     ` Bill Schmidt
2021-08-02 13:31       ` Bill Schmidt
2021-08-02 23:43         ` Segher Boessenkool
2021-06-17 15:19 ` [PATCH 43/55] rs6000: Support for vectorizing built-in functions Bill Schmidt
2021-06-17 15:19 ` [PATCH 44/55] rs6000: Builtin expansion, part 1 Bill Schmidt
2021-07-27 21:06   ` will schmidt
2021-07-28  3:30     ` Bill Schmidt
2021-06-17 15:19 ` [PATCH 45/55] rs6000: Builtin expansion, part 2 Bill Schmidt
2021-07-27 21:06   ` will schmidt
2021-06-17 15:19 ` [PATCH 46/55] rs6000: Builtin expansion, part 3 Bill Schmidt
2021-07-27 21:06   ` will schmidt
2021-08-03 23:40     ` Segher Boessenkool
2021-06-17 15:19 ` [PATCH 47/55] rs6000: Builtin expansion, part 4 Bill Schmidt
2021-07-27 21:06   ` will schmidt
2021-08-03 23:46     ` Segher Boessenkool
2021-08-04  0:34     ` Segher Boessenkool
2021-08-12 16:17       ` Bill Schmidt
2021-06-17 15:19 ` [PATCH 48/55] rs6000: Builtin expansion, part 5 Bill Schmidt
2021-07-27 21:07   ` will schmidt
2021-06-17 15:19 ` [PATCH 49/55] rs6000: Builtin expansion, part 6 Bill Schmidt
2021-07-27 21:07   ` will schmidt
2021-07-28 20:38     ` Bill Schmidt
2021-06-17 15:19 ` [PATCH 50/55] rs6000: Update rs6000_builtin_decl Bill Schmidt
2021-07-27 21:08   ` will schmidt
2021-08-04  0:38     ` Segher Boessenkool
2021-06-17 15:19 ` [PATCH 51/55] rs6000: Miscellaneous uses of rs6000_builtin_decls_x Bill Schmidt
2021-07-27 21:08   ` will schmidt
2021-06-17 15:19 ` [PATCH 52/55] rs6000: Debug support Bill Schmidt
2021-07-27 21:07   ` will schmidt [this message]
2021-08-04  0:49     ` Segher Boessenkool
2021-06-17 15:19 ` [PATCH 53/55] rs6000: Update altivec.h for automated interfaces Bill Schmidt
2021-07-27 21:07   ` will schmidt
2021-07-28 20:58     ` Bill Schmidt
2021-08-04  0:58       ` Segher Boessenkool
2021-06-17 15:19 ` [PATCH 54/55] rs6000: Test case adjustments Bill Schmidt
2021-06-17 15:19 ` [PATCH 55/55] rs6000: Enable the new builtin support Bill Schmidt
2021-07-27 21:07   ` will schmidt
2021-06-25 15:25 ` [PATCHv3 00/55] Replace the Power target-specific builtin machinery Bill Schmidt
2021-07-13 13:52   ` Bill Schmidt
  -- strict thread matches above, loose matches on Subject: below --
2021-06-08 18:26 [PATCHv2 " Bill Schmidt
2021-06-08 18:26 ` [PATCH 52/55] rs6000: Debug support Bill Schmidt

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