public inbox for gcc-patches@gcc.gnu.org
 help / color / mirror / Atom feed
From: Bill Schmidt <wschmidt@linux.ibm.com>
To: gcc-patches@gcc.gnu.org
Cc: segher@kernel.crashing.org
Subject: [PATCH 43/55] rs6000: Support for vectorizing built-in functions
Date: Thu, 17 Jun 2021 10:19:27 -0500	[thread overview]
Message-ID: <9c81728a7f29308f4b39bd8a5a0d4f059d938cf4.1623941442.git.wschmidt@linux.ibm.com> (raw)
In-Reply-To: <cover.1623941441.git.wschmidt@linux.ibm.com>
In-Reply-To: <cover.1623941441.git.wschmidt@linux.ibm.com>

2021-03-05  Bill Schmidt  <wschmidt@linux.ibm.com>

gcc/
	* config/rs6000/rs6000.c (rs6000-builtins.h): New include.
	(rs6000_new_builtin_vectorized_function): New function.
	(rs6000_new_builtin_md_vectorized_function): Likewise.
	(rs6000_builtin_vectorized_function): Call
	rs6000_new_builtin_vectorized_function.
	(rs6000_builtin_md_vectorized_function): Call
	rs6000_new_builtin_md_vectorized_function.
---
 gcc/config/rs6000/rs6000.c | 200 +++++++++++++++++++++++++++++++++++++
 1 file changed, 200 insertions(+)

diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
index 38f928134f3..70a2be90787 100644
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -77,6 +77,7 @@
 #include "case-cfn-macros.h"
 #include "ppc-auxv.h"
 #include "rs6000-internal.h"
+#include "rs6000-builtins.h"
 #include "opts.h"
 
 /* This file should be included last.  */
@@ -5488,6 +5489,198 @@ rs6000_loop_unroll_adjust (unsigned nunroll, struct loop *loop)
   return nunroll;
 }
 
+/* Returns a function decl for a vectorized version of the builtin function
+   with builtin function code FN and the result vector type TYPE, or NULL_TREE
+   if it is not available.  */
+
+static tree
+rs6000_new_builtin_vectorized_function (unsigned int fn, tree type_out,
+					tree type_in)
+{
+  machine_mode in_mode, out_mode;
+  int in_n, out_n;
+
+  if (TARGET_DEBUG_BUILTIN)
+    fprintf (stderr, "rs6000_new_builtin_vectorized_function (%s, %s, %s)\n",
+	     combined_fn_name (combined_fn (fn)),
+	     GET_MODE_NAME (TYPE_MODE (type_out)),
+	     GET_MODE_NAME (TYPE_MODE (type_in)));
+
+  if (TREE_CODE (type_out) != VECTOR_TYPE
+      || TREE_CODE (type_in) != VECTOR_TYPE)
+    return NULL_TREE;
+
+  out_mode = TYPE_MODE (TREE_TYPE (type_out));
+  out_n = TYPE_VECTOR_SUBPARTS (type_out);
+  in_mode = TYPE_MODE (TREE_TYPE (type_in));
+  in_n = TYPE_VECTOR_SUBPARTS (type_in);
+
+  switch (fn)
+    {
+    CASE_CFN_COPYSIGN:
+      if (VECTOR_UNIT_VSX_P (V2DFmode)
+	  && out_mode == DFmode && out_n == 2
+	  && in_mode == DFmode && in_n == 2)
+	return rs6000_builtin_decls_x[RS6000_BIF_CPSGNDP];
+      if (VECTOR_UNIT_VSX_P (V4SFmode)
+	  && out_mode == SFmode && out_n == 4
+	  && in_mode == SFmode && in_n == 4)
+	return rs6000_builtin_decls_x[RS6000_BIF_CPSGNSP];
+      if (VECTOR_UNIT_ALTIVEC_P (V4SFmode)
+	  && out_mode == SFmode && out_n == 4
+	  && in_mode == SFmode && in_n == 4)
+	return rs6000_builtin_decls_x[RS6000_BIF_COPYSIGN_V4SF];
+      break;
+    CASE_CFN_CEIL:
+      if (VECTOR_UNIT_VSX_P (V2DFmode)
+	  && out_mode == DFmode && out_n == 2
+	  && in_mode == DFmode && in_n == 2)
+	return rs6000_builtin_decls_x[RS6000_BIF_XVRDPIP];
+      if (VECTOR_UNIT_VSX_P (V4SFmode)
+	  && out_mode == SFmode && out_n == 4
+	  && in_mode == SFmode && in_n == 4)
+	return rs6000_builtin_decls_x[RS6000_BIF_XVRSPIP];
+      if (VECTOR_UNIT_ALTIVEC_P (V4SFmode)
+	  && out_mode == SFmode && out_n == 4
+	  && in_mode == SFmode && in_n == 4)
+	return rs6000_builtin_decls_x[RS6000_BIF_VRFIP];
+      break;
+    CASE_CFN_FLOOR:
+      if (VECTOR_UNIT_VSX_P (V2DFmode)
+	  && out_mode == DFmode && out_n == 2
+	  && in_mode == DFmode && in_n == 2)
+	return rs6000_builtin_decls_x[RS6000_BIF_XVRDPIM];
+      if (VECTOR_UNIT_VSX_P (V4SFmode)
+	  && out_mode == SFmode && out_n == 4
+	  && in_mode == SFmode && in_n == 4)
+	return rs6000_builtin_decls_x[RS6000_BIF_XVRSPIM];
+      if (VECTOR_UNIT_ALTIVEC_P (V4SFmode)
+	  && out_mode == SFmode && out_n == 4
+	  && in_mode == SFmode && in_n == 4)
+	return rs6000_builtin_decls_x[RS6000_BIF_VRFIM];
+      break;
+    CASE_CFN_FMA:
+      if (VECTOR_UNIT_VSX_P (V2DFmode)
+	  && out_mode == DFmode && out_n == 2
+	  && in_mode == DFmode && in_n == 2)
+	return rs6000_builtin_decls_x[RS6000_BIF_XVMADDDP];
+      if (VECTOR_UNIT_VSX_P (V4SFmode)
+	  && out_mode == SFmode && out_n == 4
+	  && in_mode == SFmode && in_n == 4)
+	return rs6000_builtin_decls_x[RS6000_BIF_XVMADDSP];
+      if (VECTOR_UNIT_ALTIVEC_P (V4SFmode)
+	  && out_mode == SFmode && out_n == 4
+	  && in_mode == SFmode && in_n == 4)
+	return rs6000_builtin_decls_x[RS6000_BIF_VMADDFP];
+      break;
+    CASE_CFN_TRUNC:
+      if (VECTOR_UNIT_VSX_P (V2DFmode)
+	  && out_mode == DFmode && out_n == 2
+	  && in_mode == DFmode && in_n == 2)
+	return rs6000_builtin_decls_x[RS6000_BIF_XVRDPIZ];
+      if (VECTOR_UNIT_VSX_P (V4SFmode)
+	  && out_mode == SFmode && out_n == 4
+	  && in_mode == SFmode && in_n == 4)
+	return rs6000_builtin_decls_x[RS6000_BIF_XVRSPIZ];
+      if (VECTOR_UNIT_ALTIVEC_P (V4SFmode)
+	  && out_mode == SFmode && out_n == 4
+	  && in_mode == SFmode && in_n == 4)
+	return rs6000_builtin_decls_x[RS6000_BIF_VRFIZ];
+      break;
+    CASE_CFN_NEARBYINT:
+      if (VECTOR_UNIT_VSX_P (V2DFmode)
+	  && flag_unsafe_math_optimizations
+	  && out_mode == DFmode && out_n == 2
+	  && in_mode == DFmode && in_n == 2)
+	return rs6000_builtin_decls_x[RS6000_BIF_XVRDPI];
+      if (VECTOR_UNIT_VSX_P (V4SFmode)
+	  && flag_unsafe_math_optimizations
+	  && out_mode == SFmode && out_n == 4
+	  && in_mode == SFmode && in_n == 4)
+	return rs6000_builtin_decls_x[RS6000_BIF_XVRSPI];
+      break;
+    CASE_CFN_RINT:
+      if (VECTOR_UNIT_VSX_P (V2DFmode)
+	  && !flag_trapping_math
+	  && out_mode == DFmode && out_n == 2
+	  && in_mode == DFmode && in_n == 2)
+	return rs6000_builtin_decls_x[RS6000_BIF_XVRDPIC];
+      if (VECTOR_UNIT_VSX_P (V4SFmode)
+	  && !flag_trapping_math
+	  && out_mode == SFmode && out_n == 4
+	  && in_mode == SFmode && in_n == 4)
+	return rs6000_builtin_decls_x[RS6000_BIF_XVRSPIC];
+      break;
+    default:
+      break;
+    }
+
+  /* Generate calls to libmass if appropriate.  */
+  if (rs6000_veclib_handler)
+    return rs6000_veclib_handler (combined_fn (fn), type_out, type_in);
+
+  return NULL_TREE;
+}
+
+/* Implement TARGET_VECTORIZE_BUILTIN_MD_VECTORIZED_FUNCTION.  */
+
+static tree
+rs6000_new_builtin_md_vectorized_function (tree fndecl, tree type_out,
+					   tree type_in)
+{
+  machine_mode in_mode, out_mode;
+  int in_n, out_n;
+
+  if (TARGET_DEBUG_BUILTIN)
+    fprintf (stderr,
+	     "rs6000_new_builtin_md_vectorized_function (%s, %s, %s)\n",
+	     IDENTIFIER_POINTER (DECL_NAME (fndecl)),
+	     GET_MODE_NAME (TYPE_MODE (type_out)),
+	     GET_MODE_NAME (TYPE_MODE (type_in)));
+
+  if (TREE_CODE (type_out) != VECTOR_TYPE
+      || TREE_CODE (type_in) != VECTOR_TYPE)
+    return NULL_TREE;
+
+  out_mode = TYPE_MODE (TREE_TYPE (type_out));
+  out_n = TYPE_VECTOR_SUBPARTS (type_out);
+  in_mode = TYPE_MODE (TREE_TYPE (type_in));
+  in_n = TYPE_VECTOR_SUBPARTS (type_in);
+
+  enum rs6000_gen_builtins fn
+    = (enum rs6000_gen_builtins) DECL_MD_FUNCTION_CODE (fndecl);
+  switch (fn)
+    {
+    case RS6000_BIF_RSQRTF:
+      if (VECTOR_UNIT_ALTIVEC_OR_VSX_P (V4SFmode)
+	  && out_mode == SFmode && out_n == 4
+	  && in_mode == SFmode && in_n == 4)
+	return rs6000_builtin_decls_x[RS6000_BIF_VRSQRTFP];
+      break;
+    case RS6000_BIF_RSQRT:
+      if (VECTOR_UNIT_VSX_P (V2DFmode)
+	  && out_mode == DFmode && out_n == 2
+	  && in_mode == DFmode && in_n == 2)
+	return rs6000_builtin_decls_x[RS6000_BIF_RSQRT_2DF];
+      break;
+    case RS6000_BIF_RECIPF:
+      if (VECTOR_UNIT_ALTIVEC_OR_VSX_P (V4SFmode)
+	  && out_mode == SFmode && out_n == 4
+	  && in_mode == SFmode && in_n == 4)
+	return rs6000_builtin_decls_x[RS6000_BIF_VRECIPFP];
+      break;
+    case RS6000_BIF_RECIP:
+      if (VECTOR_UNIT_VSX_P (V2DFmode)
+	  && out_mode == DFmode && out_n == 2
+	  && in_mode == DFmode && in_n == 2)
+	return rs6000_builtin_decls_x[RS6000_BIF_RECIP_V2DF];
+      break;
+    default:
+      break;
+    }
+  return NULL_TREE;
+}
+
 /* Handler for the Mathematical Acceleration Subsystem (mass) interface to a
    library with vectorized intrinsics.  */
 
@@ -5607,6 +5800,9 @@ rs6000_builtin_vectorized_function (unsigned int fn, tree type_out,
   machine_mode in_mode, out_mode;
   int in_n, out_n;
 
+  if (new_builtins_are_live)
+    return rs6000_new_builtin_vectorized_function (fn, type_out, type_in);
+
   if (TARGET_DEBUG_BUILTIN)
     fprintf (stderr, "rs6000_builtin_vectorized_function (%s, %s, %s)\n",
 	     combined_fn_name (combined_fn (fn)),
@@ -5738,6 +5934,10 @@ rs6000_builtin_md_vectorized_function (tree fndecl, tree type_out,
   machine_mode in_mode, out_mode;
   int in_n, out_n;
 
+  if (new_builtins_are_live)
+    return rs6000_new_builtin_md_vectorized_function (fndecl, type_out,
+						      type_in);
+
   if (TARGET_DEBUG_BUILTIN)
     fprintf (stderr, "rs6000_builtin_md_vectorized_function (%s, %s, %s)\n",
 	     IDENTIFIER_POINTER (DECL_NAME (fndecl)),
-- 
2.27.0


  parent reply	other threads:[~2021-06-17 15:23 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 ` Bill Schmidt [this message]
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
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 43/55] rs6000: Support for vectorizing built-in functions Bill Schmidt

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=9c81728a7f29308f4b39bd8a5a0d4f059d938cf4.1623941442.git.wschmidt@linux.ibm.com \
    --to=wschmidt@linux.ibm.com \
    --cc=gcc-patches@gcc.gnu.org \
    --cc=segher@kernel.crashing.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).