diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index ccffe8e0933..5636956b33d 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2013-12-20  Tocar Ilya  <ilya.tocar@intel.com>
+
+	* config.gcc: Support march=broadwell.
+	* config/i386/driver-i386.c (host_detect_local_cpu): Detect Broadwell.
+	* config/i386/i386.c (ix86_option_override_internal): Add broadwell.
+	* doc/invoke.texi: Document march=broadwell.
+
 2013-12-20  Jakub Jelinek  <jakub@redhat.com>
 
 	* ubsan.c: Include tree-ssanames.h, asan.h and gimplify-me.h.
diff --git a/gcc/config.gcc b/gcc/config.gcc
index fbfc121f9c6..24dbaf92c5f 100644
--- a/gcc/config.gcc
+++ b/gcc/config.gcc
@@ -3676,7 +3676,7 @@ case "${target}" in
 			| opteron-sse3 | athlon-fx | bdver4 | bdver3 | bdver2 \
 			| bdver1 | btver2 |  btver1 | amdfam10 | barcelona \
 			| nocona | core2 | corei7 | corei7-avx | core-avx-i \
-			| core-avx2 | atom | slm)
+			| core-avx2 | broadwell | atom | slm)
 				# OK
 				;;
 			*)
diff --git a/gcc/config/i386/driver-i386.c b/gcc/config/i386/driver-i386.c
index 0b8af3f4ffd..26ae601068f 100644
--- a/gcc/config/i386/driver-i386.c
+++ b/gcc/config/i386/driver-i386.c
@@ -689,7 +689,9 @@ const char *host_detect_local_cpu (int argc, const char **argv)
 	  if (arch)
 	    {
 	      /* This is unknown family 0x6 CPU.  */
-	      if (has_avx2)
+	      if (has_adx)
+		cpu = "broadwell";
+	      else if (has_avx2)
 		/* Assume Haswell.  */
 		cpu = "core-avx2";
 	      else if (has_avx)
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index f82d1a40470..1710e8c8e38 100644
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -3131,6 +3131,13 @@ ix86_option_override_internal (bool main_args_p,
 	| PTA_RDRND | PTA_F16C | PTA_BMI | PTA_BMI2 | PTA_LZCNT
 	| PTA_FMA | PTA_MOVBE | PTA_RTM | PTA_HLE | PTA_FXSR | PTA_XSAVE
 	| PTA_XSAVEOPT},
+      {"broadwell", PROCESSOR_HASWELL, CPU_COREI7,
+	PTA_64BIT | PTA_MMX | PTA_SSE | PTA_SSE2 | PTA_SSE3
+	| PTA_SSSE3 | PTA_SSE4_1 | PTA_SSE4_2 | PTA_AVX | PTA_AVX2
+	| PTA_CX16 | PTA_POPCNT | PTA_AES | PTA_PCLMUL | PTA_FSGSBASE
+	| PTA_RDRND | PTA_F16C | PTA_BMI | PTA_BMI2 | PTA_LZCNT
+	| PTA_FMA | PTA_MOVBE | PTA_RTM | PTA_HLE | PTA_FXSR | PTA_XSAVE
+	| PTA_XSAVEOPT | PTA_ADX | PTA_PRFCHW | PTA_RDSEED},
       {"atom", PROCESSOR_ATOM, CPU_ATOM,
 	PTA_64BIT | PTA_MMX | PTA_SSE | PTA_SSE2 | PTA_SSE3
 	| PTA_SSSE3 | PTA_CX16 | PTA_MOVBE | PTA_FXSR},
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index e65a28c2155..63bd23b7668 100644
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -14666,6 +14666,11 @@ Intel Core CPU with 64-bit extensions, MOVBE, MMX, SSE, SSE2, SSE3, SSSE3,
 SSE4.1, SSE4.2, POPCNT, AVX, AVX2, AES, PCLMUL, FSGSBASE, RDRND, FMA,
 BMI, BMI2 and F16C instruction set support.
 
+@item broadwell
+Intel Broadwell CPU with 64-bit extensions, MOVBE, MMX, SSE, SSE2, SSE3, SSSE3,
+SSE4.1, SSE4.2, POPCNT, AVX, AVX2, AES, PCLMUL, FSGSBASE, RDRND, FMA,
+BMI, BMI2, F16C, RDSEED, ADCX, PREFETCHW instruction set support.
+
 @item atom
 Intel Atom CPU with 64-bit extensions, MOVBE, MMX, SSE, SSE2, SSE3 and SSSE3
 instruction set support.