gcc/

        * common/config/i386/i386-common.c
	(OPTION_MASK_ISA_AVX512VL_SET): Define.
	(OPTION_MASK_ISA_AVX512F_UNSET): Update.
	(ix86_handle_option): Handle OPT_mavx512vl.
	* config/i386/cpuid.h (bit_AVX512VL): Define.
	* config/i386/driver-i386.c (host_detect_local_cpu): Detect avx512vl,
	set -mavx512vl accordingly.
	* config/i386/i386-c.c (ix86_target_macros_internal): Handle
	OPTION_MASK_ISA_AVX512VL.
	* config/i386/i386.c (ix86_target_string): Handle -mavx512vl.
	(ix86_option_override_internal): Define PTA_AVX512VL, handle
	PTA_AVX512VL and OPTION_MASK_ISA_AVX512VL.
	(ix86_valid_target_attribute_inner_p): Handle OPT_mavx512vl.
	* config/i386/i386.h (TARGET_AVX512VL): Define.
	(TARGET_AVX512VL_P(x)): Ditto.
	* config/i386/i386.opt: Add mavx512vl.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@213813 138bc75d-0d04-0410-961f-82ee72b054a4

8 files changed, 64 insertions, 3 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index ccd932a5a6e..56089df9fd7 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,29 @@
+2014-08-11  Alexander Ivchenko  <alexander.ivchenko@intel.com>
+	    Maxim Kuznetsov  <maxim.kuznetsov@intel.com>
+	    Anna Tikhonova  <anna.tikhonova@intel.com>
+	    Ilya Tocar  <ilya.tocar@intel.com>
+	    Andrey Turetskiy  <andrey.turetskiy@intel.com>
+	    Ilya Verbin  <ilya.verbin@intel.com>
+	    Kirill Yukhin  <kirill.yukhin@intel.com>
+	    Michael Zolotukhin  <michael.v.zolotukhin@intel.com>
+
+        * common/config/i386/i386-common.c
+	(OPTION_MASK_ISA_AVX512VL_SET): Define.
+	(OPTION_MASK_ISA_AVX512F_UNSET): Update.
+	(ix86_handle_option): Handle OPT_mavx512vl.
+	* config/i386/cpuid.h (bit_AVX512VL): Define.
+	* config/i386/driver-i386.c (host_detect_local_cpu): Detect avx512vl,
+	set -mavx512vl accordingly.
+	* config/i386/i386-c.c (ix86_target_macros_internal): Handle
+	OPTION_MASK_ISA_AVX512VL.
+	* config/i386/i386.c (ix86_target_string): Handle -mavx512vl.
+	(ix86_option_override_internal): Define PTA_AVX512VL, handle
+	PTA_AVX512VL and OPTION_MASK_ISA_AVX512VL.
+	(ix86_valid_target_attribute_inner_p): Handle OPT_mavx512vl.
+	* config/i386/i386.h (TARGET_AVX512VL): Define.
+	(TARGET_AVX512VL_P(x)): Ditto.
+	* config/i386/i386.opt: Add mavx512vl.
+
 2014-08-11  Felix Yang  <fei.yang0953@gmail.com>
 
 	PR tree-optimization/62073
diff --git a/gcc/common/config/i386/i386-common.c b/gcc/common/config/i386/i386-common.c
index bb7bc46e017..da47e644b43 100644
--- a/gcc/common/config/i386/i386-common.c
+++ b/gcc/common/config/i386/i386-common.c
@@ -69,6 +69,8 @@ along with GCC; see the file COPYING3.  If not see
   (OPTION_MASK_ISA_AVX512DQ | OPTION_MASK_ISA_AVX512F_SET)
 #define OPTION_MASK_ISA_AVX512BW_SET \
   (OPTION_MASK_ISA_AVX512BW | OPTION_MASK_ISA_AVX512F_SET)
+#define OPTION_MASK_ISA_AVX512VL_SET \
+  (OPTION_MASK_ISA_AVX512VL | OPTION_MASK_ISA_AVX512F_SET)
 #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
@@ -157,12 +159,14 @@ along with GCC; see the file COPYING3.  If not see
 #define OPTION_MASK_ISA_AVX512F_UNSET \
   (OPTION_MASK_ISA_AVX512F | OPTION_MASK_ISA_AVX512CD_UNSET \
    | OPTION_MASK_ISA_AVX512PF_UNSET | OPTION_MASK_ISA_AVX512ER_UNSET \
-   | OPTION_MASK_ISA_AVX512DQ_UNSET | OPTION_MASK_ISA_AVX512BW_UNSET)
+   | OPTION_MASK_ISA_AVX512DQ_UNSET | OPTION_MASK_ISA_AVX512BW_UNSET \
+   | OPTION_MASK_ISA_AVX512VL_UNSET)
 #define OPTION_MASK_ISA_AVX512CD_UNSET OPTION_MASK_ISA_AVX512CD
 #define OPTION_MASK_ISA_AVX512PF_UNSET OPTION_MASK_ISA_AVX512PF
 #define OPTION_MASK_ISA_AVX512ER_UNSET OPTION_MASK_ISA_AVX512ER
 #define OPTION_MASK_ISA_AVX512DQ_UNSET OPTION_MASK_ISA_AVX512DQ
 #define OPTION_MASK_ISA_AVX512BW_UNSET OPTION_MASK_ISA_AVX512BW
+#define OPTION_MASK_ISA_AVX512VL_UNSET OPTION_MASK_ISA_AVX512VL
 #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
@@ -426,6 +430,19 @@ ix86_handle_option (struct gcc_options *opts,
 	}
       return true;
 
+    case OPT_mavx512vl:
+      if (value)
+	{
+	  opts->x_ix86_isa_flags |= OPTION_MASK_ISA_AVX512VL_SET;
+	  opts->x_ix86_isa_flags_explicit |= OPTION_MASK_ISA_AVX512VL_SET;
+	}
+      else
+	{
+	  opts->x_ix86_isa_flags &= ~OPTION_MASK_ISA_AVX512VL_UNSET;
+	  opts->x_ix86_isa_flags_explicit |= OPTION_MASK_ISA_AVX512VL_UNSET;
+	}
+      return true;
+
     case OPT_mfma:
       if (value)
 	{
diff --git a/gcc/config/i386/cpuid.h b/gcc/config/i386/cpuid.h
index 49734c38f8a..a191bd4fd8d 100644
--- a/gcc/config/i386/cpuid.h
+++ b/gcc/config/i386/cpuid.h
@@ -82,6 +82,7 @@
 #define bit_AVX512CD	(1 << 28)
 #define bit_SHA		(1 << 29)
 #define bit_AVX512BW	(1 << 30)
+#define bit_AVX512VL	(1 << 31)
 
 /* %ecx */
 #define bit_PREFETCHWT1	  (1 << 0)
diff --git a/gcc/config/i386/driver-i386.c b/gcc/config/i386/driver-i386.c
index c38cb756cf8..af3088e5b4b 100644
--- a/gcc/config/i386/driver-i386.c
+++ b/gcc/config/i386/driver-i386.c
@@ -411,7 +411,7 @@ const char *host_detect_local_cpu (int argc, const char **argv)
   unsigned int has_avx512er = 0, has_avx512pf = 0, has_avx512cd = 0;
   unsigned int has_avx512f = 0, has_sha = 0, has_prefetchwt1 = 0;
   unsigned int has_clflushopt = 0, has_xsavec = 0, has_xsaves = 0;
-  unsigned int has_avx512dq = 0, has_avx512bw = 0;
+  unsigned int has_avx512dq = 0, has_avx512bw = 0, has_avx512vl = 0;
 
   bool arch;
 
@@ -492,6 +492,7 @@ const char *host_detect_local_cpu (int argc, const char **argv)
       has_clflushopt = ebx & bit_CLFLUSHOPT;
       has_avx512dq = ebx & bit_AVX512DQ;
       has_avx512bw = ebx & bit_AVX512BW;
+      has_avx512vl = ebx & bit_AVX512VL;
 
       has_prefetchwt1 = ecx & bit_PREFETCHWT1;
     }
@@ -906,6 +907,7 @@ const char *host_detect_local_cpu (int argc, const char **argv)
       const char *xsaves = has_xsaves ? " -mxsaves" : " -mno-xsaves";
       const char *avx512dq = has_avx512dq ? " -mavx512dq" : " -mno-avx512dq";
       const char *avx512bw = has_avx512bw ? " -mavx512bw" : " -mno-avx512bw";
+      const char *avx512vl = has_avx512vl ? " -mavx512vl" : " -mno-avx512vl";
 
       options = concat (options, mmx, mmx3dnow, sse, sse2, sse3, ssse3,
 			sse4a, cx16, sahf, movbe, aes, sha, pclmul,
@@ -914,7 +916,8 @@ const char *host_detect_local_cpu (int argc, const char **argv)
 			hle, rdrnd, f16c, fsgsbase, rdseed, prfchw, adx,
 			fxsr, xsave, xsaveopt, avx512f, avx512er,
 			avx512cd, avx512pf, prefetchwt1, clflushopt,
-			xsavec, xsaves, avx512dq, avx512bw, NULL);
+			xsavec, xsaves, avx512dq, avx512bw, avx512vl,
+			NULL);
     }
 
 done:
diff --git a/gcc/config/i386/i386-c.c b/gcc/config/i386/i386-c.c
index 96386a50ee0..a3858edb240 100644
--- a/gcc/config/i386/i386-c.c
+++ b/gcc/config/i386/i386-c.c
@@ -349,6 +349,8 @@ ix86_target_macros_internal (HOST_WIDE_INT isa_flag,
     def_or_undef (parse_in, "__AVX512DQ__");
   if (isa_flag & OPTION_MASK_ISA_AVX512BW)
     def_or_undef (parse_in, "__AVX512BW__");
+  if (isa_flag & OPTION_MASK_ISA_AVX512VL)
+    def_or_undef (parse_in, "__AVX512VL__");
   if (isa_flag & OPTION_MASK_ISA_FMA)
     def_or_undef (parse_in, "__FMA__");
   if (isa_flag & OPTION_MASK_ISA_RTM)
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index 84c169b3f8d..f12e1c4fbcc 100644
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -2594,6 +2594,7 @@ ix86_target_string (HOST_WIDE_INT isa, int flags, const char *arch,
     { "-mavx512pf",	OPTION_MASK_ISA_AVX512PF },
     { "-mavx512dq",	OPTION_MASK_ISA_AVX512DQ },
     { "-mavx512bw",	OPTION_MASK_ISA_AVX512BW },
+    { "-mavx512vl",	OPTION_MASK_ISA_AVX512VL },
     { "-msse4a",	OPTION_MASK_ISA_SSE4A },
     { "-msse4.2",	OPTION_MASK_ISA_SSE4_2 },
     { "-msse4.1",	OPTION_MASK_ISA_SSE4_1 },
@@ -3126,6 +3127,7 @@ ix86_option_override_internal (bool main_args_p,
 #define PTA_XSAVES		(HOST_WIDE_INT_1 << 49)
 #define PTA_AVX512DQ		(HOST_WIDE_INT_1 << 50)
 #define PTA_AVX512BW		(HOST_WIDE_INT_1 << 51)
+#define PTA_AVX512VL		(HOST_WIDE_INT_1 << 52)
 
 #define PTA_CORE2 \
   (PTA_64BIT | PTA_MMX | PTA_SSE | PTA_SSE2 | PTA_SSE3 | PTA_SSSE3 \
@@ -3699,6 +3701,9 @@ ix86_option_override_internal (bool main_args_p,
 	if (processor_alias_table[i].flags & PTA_AVX512BW
 	    && !(opts->x_ix86_isa_flags_explicit & OPTION_MASK_ISA_AVX512BW))
 	  opts->x_ix86_isa_flags |= OPTION_MASK_ISA_AVX512BW;
+	if (processor_alias_table[i].flags & PTA_AVX512VL
+	    && !(opts->x_ix86_isa_flags_explicit & OPTION_MASK_ISA_AVX512VL))
+	  opts->x_ix86_isa_flags |= OPTION_MASK_ISA_AVX512VL;
 	if (processor_alias_table[i].flags & (PTA_PREFETCH_SSE | PTA_SSE))
 	  x86_prefetch_sse = true;
 
@@ -4557,6 +4562,7 @@ ix86_valid_target_attribute_inner_p (tree args, char *p_strings[],
     IX86_ATTR_ISA ("avx512cd",	OPT_mavx512cd),
     IX86_ATTR_ISA ("avx512dq",	OPT_mavx512dq),
     IX86_ATTR_ISA ("avx512bw",	OPT_mavx512bw),
+    IX86_ATTR_ISA ("avx512vl",	OPT_mavx512vl),
     IX86_ATTR_ISA ("mmx",	OPT_mmmx),
     IX86_ATTR_ISA ("pclmul",	OPT_mpclmul),
     IX86_ATTR_ISA ("popcnt",	OPT_mpopcnt),
diff --git a/gcc/config/i386/i386.h b/gcc/config/i386/i386.h
index 582d3f8a1a8..8677e6b8d8e 100644
--- a/gcc/config/i386/i386.h
+++ b/gcc/config/i386/i386.h
@@ -75,6 +75,8 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 #define TARGET_AVX512DQ_P(x)	TARGET_ISA_AVX512DQ_P(x)
 #define TARGET_AVX512BW	TARGET_ISA_AVX512BW
 #define TARGET_AVX512BW_P(x)	TARGET_ISA_AVX512BW_P(x)
+#define TARGET_AVX512VL	TARGET_ISA_AVX512VL
+#define TARGET_AVX512VL_P(x)	TARGET_ISA_AVX512VL_P(x)
 #define TARGET_FMA	TARGET_ISA_FMA
 #define TARGET_FMA_P(x)	TARGET_ISA_FMA_P(x)
 #define TARGET_SSE4A	TARGET_ISA_SSE4A
diff --git a/gcc/config/i386/i386.opt b/gcc/config/i386/i386.opt
index 1b67b0f2d4a..9208b766030 100644
--- a/gcc/config/i386/i386.opt
+++ b/gcc/config/i386/i386.opt
@@ -649,6 +649,10 @@ mavx512bw
 Target Report Mask(ISA_AVX512BW) Var(ix86_isa_flags) Save
 Support MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2 and AVX512F and AVX512BW built-in functions and code generation
 
+mavx512vl
+Target Report Mask(ISA_AVX512VL) Var(ix86_isa_flags) Save
+Support MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2 and AVX512F and AVX512VL built-in functions and code generation
+
 mfma
 Target Report Mask(ISA_FMA) Var(ix86_isa_flags) Save
 Support MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX and FMA built-in functions and code generation