From 79fc8ffe6cd6e4b23c797e166ea3b0c1c0703c29 Mon Sep 17 00:00:00 2001
From: Andrew Senkevich <andrew.senkevich@intel.com>
Date: Tue, 10 Jan 2017 12:55:41 +0000
Subject: Enable AVX-512 VPOPCNTD/VPOPCNTQ instructions.

gcc/
	* common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
	OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
	* config.gcc: Add avx512vpopcntdqintrin.h.
	* config/i386/avx512vpopcntdqintrin.h: New.
	* config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
	* config/i386/i386-builtin-types.def: Add new types.
	* config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
	__builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
	__builtin_ia32_vpopcountq_v8di_mask): New.
	* config/i386/i386-c.c (ix86_target_macros_internal): Define
	__AVX512VPOPCNTDQ__.
	* config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
	(PTA_AVX512VPOPCNTDQ): Define.
	* config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
	TARGET_AVX512VPOPCNTDQ_P): Define.
	* config/i386/i386.opt: Add mavx512vpopcntdq.
	* config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
	* config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.

libgcc/
	* config/i386/cpuinfo.h (processor_features): Add
	FEATURE_AVX512VPOPCNTDQ.
	* config/i386/cpuinfo.c (get_available_features): Habdle new
	feature.

gcc/testsuite/
	* g++.dg/other/i386-2.C: Add -mavx512vpopcntdq.
	* g++.dg/other/i386-3.C: Ditto.
	* gcc.target/i386/sse-12.c: Ditto.
	* gcc.target/i386/sse-13.c: Ditto.
	* gcc.target/i386/sse-22.c: Ditto.
	* gcc.target/i386/sse-23.c: Ditto.
	* gcc.target/i386/builtin_target.c: Handle new option.
	* gcc.target/i386/funcspec-56.inc: Test new attributes.
	* gcc.target/i386/avx512vpopcntdq-vpopcntd.c: New test.
	* gcc.target/i386/avx512vpopcntdq-vpopcntq.c: Ditto.

From-SVN: r244263
---
 gcc/common/config/i386/i386-common.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'gcc/common')

diff --git a/gcc/common/config/i386/i386-common.c b/gcc/common/config/i386/i386-common.c
index d1f82fd..4152ef8 100644
--- a/gcc/common/config/i386/i386-common.c
+++ b/gcc/common/config/i386/i386-common.c
@@ -78,6 +78,7 @@ along with GCC; see the file COPYING3.  If not see
   (OPTION_MASK_ISA_AVX512VBMI | OPTION_MASK_ISA_AVX512BW_SET)
 #define OPTION_MASK_ISA_AVX5124FMAPS_SET OPTION_MASK_ISA_AVX5124FMAPS
 #define OPTION_MASK_ISA_AVX5124VNNIW_SET OPTION_MASK_ISA_AVX5124VNNIW
+#define OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET OPTION_MASK_ISA_AVX512VPOPCNTDQ
 #define OPTION_MASK_ISA_RTM_SET OPTION_MASK_ISA_RTM
 #define OPTION_MASK_ISA_PRFCHW_SET OPTION_MASK_ISA_PRFCHW
 #define OPTION_MASK_ISA_RDSEED_SET OPTION_MASK_ISA_RDSEED
@@ -183,6 +184,7 @@ along with GCC; see the file COPYING3.  If not see
 #define OPTION_MASK_ISA_AVX512VBMI_UNSET OPTION_MASK_ISA_AVX512VBMI
 #define OPTION_MASK_ISA_AVX5124FMAPS_UNSET OPTION_MASK_ISA_AVX5124FMAPS
 #define OPTION_MASK_ISA_AVX5124VNNIW_UNSET OPTION_MASK_ISA_AVX5124VNNIW
+#define OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET OPTION_MASK_ISA_AVX512VPOPCNTDQ
 #define OPTION_MASK_ISA_RTM_UNSET OPTION_MASK_ISA_RTM
 #define OPTION_MASK_ISA_PRFCHW_UNSET OPTION_MASK_ISA_PRFCHW
 #define OPTION_MASK_ISA_RDSEED_UNSET OPTION_MASK_ISA_RDSEED
@@ -409,6 +411,8 @@ ix86_handle_option (struct gcc_options *opts,
 	  opts->x_ix86_isa_flags2_explicit |= OPTION_MASK_ISA_AVX5124FMAPS_UNSET;
 	  opts->x_ix86_isa_flags2 &= ~OPTION_MASK_ISA_AVX5124VNNIW_UNSET;
 	  opts->x_ix86_isa_flags2_explicit |= OPTION_MASK_ISA_AVX5124VNNIW_UNSET;
+	  opts->x_ix86_isa_flags2 &= ~OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET;
+	  opts->x_ix86_isa_flags2_explicit |= OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET;
 	}
       return true;
 
@@ -481,6 +485,21 @@ ix86_handle_option (struct gcc_options *opts,
 	}
       return true;
 
+    case OPT_mavx512vpopcntdq:
+      if (value)
+	{
+	  opts->x_ix86_isa_flags2 |= OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET;
+	  opts->x_ix86_isa_flags2_explicit |= OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET;
+	  opts->x_ix86_isa_flags |= OPTION_MASK_ISA_AVX512F_SET;
+	  opts->x_ix86_isa_flags_explicit |= OPTION_MASK_ISA_AVX512F_SET;
+	}
+      else
+	{
+	  opts->x_ix86_isa_flags2 &= ~OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET;
+	  opts->x_ix86_isa_flags2_explicit |= OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET;
+	}
+      return true;
+
     case OPT_mavx512dq:
       if (value)
 	{
-- 
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