Initial support for AVX10.2

gcc/ChangeLog:

	* common/config/i386/cpuinfo.h (get_available_features): Handle
	avx10.2.
	* common/config/i386/i386-common.cc
	(OPTION_MASK_ISA2_AVX10_2_256_SET): New.
	(OPTION_MASK_ISA2_AVX10_2_512_SET): Ditto.
	(OPTION_MASK_ISA2_AVX10_1_256_UNSET):
	Add OPTION_MASK_ISA2_AVX10_2_256_UNSET.
	(OPTION_MASK_ISA2_AVX10_1_512_UNSET):
	Add OPTION_MASK_ISA2_AVX10_2_512_UNSET.
	(OPTION_MASK_ISA2_AVX10_2_256_UNSET): New.
	(OPTION_MASK_ISA2_AVX10_2_512_UNSET): Ditto.
	(ix86_handle_option): Handle avx10.2-256 and avx10.2-512.
	* common/config/i386/i386-cpuinfo.h (enum processor_features):
	Add FEATURE_AVX10_2_256 and FEATURE_AVX10_2_512.
	* common/config/i386/i386-isas.h: Add ISA_NAMES_TABLE_ENTRY for
	avx10.2-256 and avx10.2-512.
	* config/i386/i386-c.cc (ix86_target_macros_internal): Define
	__AVX10_2_256__ and __AVX10_2_512__.
	* config/i386/i386-isa.def (AVX10_2): Add DEF_PTA(AVX10_2_256)
	and DEF_PTA(AVX10_2_512).
	* config/i386/i386-options.cc (isa2_opts): Add -mavx10.2-256 and
	-mavx10.2-512.
	(ix86_valid_target_attribute_inner_p): Handle avx10.2-256 and
	avx10.2-512.
	* config/i386/i386.opt: Add option -mavx10.2, -mavx10.2-256 and
	-mavx10.2-512.
	* config/i386/i386.opt.urls: Regenerated.
	* doc/extend.texi: Document avx10.2, avx10.2-256 and avx10.2-512.
	* doc/invoke.texi: Document -mavx10.2, -mavx10.2-256 and
	-mavx10.2-512.
	* doc/sourcebuild.texi: Document target avx10.2, avx10.2-256,
	avx10.2-512.

gcc/testsuite/ChangeLog:

	* g++.dg/other/i386-2.C: Ditto.
	* 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-14.c: Ditto.
	* gcc.target/i386/sse-22.c: Ditto.
	* gcc.target/i386/sse-23.c: Ditto.

4 files changed, 52 insertions, 2 deletions

diff --git a/gcc/common/config/i386/cpuinfo.h b/gcc/common/config/i386/cpuinfo.h
index 2ae77d3..2ae383e 100644
--- a/gcc/common/config/i386/cpuinfo.h
+++ b/gcc/common/config/i386/cpuinfo.h
@@ -1006,6 +1006,9 @@ get_available_features (struct __processor_model *cpu_model,
       if (ebx & bit_AVX10_256)
 	switch (version)
 	  {
+	  case 2:
+	    set_feature (FEATURE_AVX10_2_256);
+	    /* Fall through.  */
 	  case 1:
 	    set_feature (FEATURE_AVX10_1_256);
 	    break;
@@ -1016,6 +1019,9 @@ get_available_features (struct __processor_model *cpu_model,
       if (ebx & bit_AVX10_512)
 	switch (version)
 	  {
+	  case 2:
+	    set_feature (FEATURE_AVX10_2_512);
+	    /* Fall through.  */
 	  case 1:
 	    set_feature (FEATURE_AVX10_1_512);
 	    break;
diff --git a/gcc/common/config/i386/i386-common.cc b/gcc/common/config/i386/i386-common.cc
index e38b1b2..fb74431 100644
--- a/gcc/common/config/i386/i386-common.cc
+++ b/gcc/common/config/i386/i386-common.cc
@@ -122,6 +122,11 @@ along with GCC; see the file COPYING3.  If not see
 #define OPTION_MASK_ISA2_AVX10_1_256_SET OPTION_MASK_ISA2_AVX10_1_256
 #define OPTION_MASK_ISA2_AVX10_1_512_SET \
   (OPTION_MASK_ISA2_AVX10_1_256_SET | OPTION_MASK_ISA2_AVX10_1_512)
+#define OPTION_MASK_ISA2_AVX10_2_256_SET \
+  (OPTION_MASK_ISA2_AVX10_1_256_SET | OPTION_MASK_ISA2_AVX10_2_256)
+#define OPTION_MASK_ISA2_AVX10_2_512_SET \
+  (OPTION_MASK_ISA2_AVX10_1_512_SET | OPTION_MASK_ISA2_AVX10_2_256_SET \
+   | OPTION_MASK_ISA2_AVX10_2_512)
 
 /* SSE4 includes both SSE4.1 and SSE4.2. -msse4 should be the same
    as -msse4.2.  */
@@ -307,8 +312,12 @@ along with GCC; see the file COPYING3.  If not see
 #define OPTION_MASK_ISA2_EVEX512_UNSET OPTION_MASK_ISA2_EVEX512
 #define OPTION_MASK_ISA2_USER_MSR_UNSET OPTION_MASK_ISA2_USER_MSR
 #define OPTION_MASK_ISA2_AVX10_1_256_UNSET \
-  (OPTION_MASK_ISA2_AVX10_1_256 | OPTION_MASK_ISA2_AVX10_1_512_UNSET)
-#define OPTION_MASK_ISA2_AVX10_1_512_UNSET OPTION_MASK_ISA2_AVX10_1_512
+  (OPTION_MASK_ISA2_AVX10_1_256 | OPTION_MASK_ISA2_AVX10_1_512_UNSET \
+   | OPTION_MASK_ISA2_AVX10_2_256_UNSET)
+#define OPTION_MASK_ISA2_AVX10_1_512_UNSET \
+  (OPTION_MASK_ISA2_AVX10_1_512 | OPTION_MASK_ISA2_AVX10_2_512_UNSET)
+#define OPTION_MASK_ISA2_AVX10_2_256_UNSET OPTION_MASK_ISA2_AVX10_2_256
+#define OPTION_MASK_ISA2_AVX10_2_512_UNSET OPTION_MASK_ISA2_AVX10_2_512
 
 /* SSE4 includes both SSE4.1 and SSE4.2.  -mno-sse4 should the same
    as -mno-sse4.1. */
@@ -1370,6 +1379,36 @@ ix86_handle_option (struct gcc_options *opts,
 	}
       return true;
 
+    case OPT_mavx10_2_256:
+      if (value)
+	{
+	  opts->x_ix86_isa_flags2 |= OPTION_MASK_ISA2_AVX10_2_256_SET;
+	  opts->x_ix86_isa_flags2_explicit |= OPTION_MASK_ISA2_AVX10_2_256_SET;
+	  opts->x_ix86_isa_flags |= OPTION_MASK_ISA_AVX2_SET;
+	  opts->x_ix86_isa_flags_explicit |= OPTION_MASK_ISA_AVX2_SET;
+	}
+      else
+	{
+	  opts->x_ix86_isa_flags2 &= ~OPTION_MASK_ISA2_AVX10_2_256_UNSET;
+	  opts->x_ix86_isa_flags2_explicit |= OPTION_MASK_ISA2_AVX10_2_256_UNSET;
+	}
+      return true;
+
+    case OPT_mavx10_2_512:
+      if (value)
+	{
+	  opts->x_ix86_isa_flags2 |= OPTION_MASK_ISA2_AVX10_2_512_SET;
+	  opts->x_ix86_isa_flags2_explicit |= OPTION_MASK_ISA2_AVX10_2_512_SET;
+	  opts->x_ix86_isa_flags |= OPTION_MASK_ISA_AVX2_SET;
+	  opts->x_ix86_isa_flags_explicit |= OPTION_MASK_ISA_AVX2_SET;
+	}
+      else
+	{
+	  opts->x_ix86_isa_flags2 &= ~OPTION_MASK_ISA2_AVX10_2_512_UNSET;
+	  opts->x_ix86_isa_flags2_explicit |= OPTION_MASK_ISA2_AVX10_2_512_UNSET;
+	}
+      return true;
+
     case OPT_mfma:
       if (value)
 	{
diff --git a/gcc/common/config/i386/i386-cpuinfo.h b/gcc/common/config/i386/i386-cpuinfo.h
index ccc6deb..b573166 100644
--- a/gcc/common/config/i386/i386-cpuinfo.h
+++ b/gcc/common/config/i386/i386-cpuinfo.h
@@ -267,6 +267,8 @@ enum processor_features
   FEATURE_USER_MSR,
   FEATURE_AVX10_1_256,
   FEATURE_AVX10_1_512,
+  FEATURE_AVX10_2_256,
+  FEATURE_AVX10_2_512,
   CPU_FEATURE_MAX
 };
 
diff --git a/gcc/common/config/i386/i386-isas.h b/gcc/common/config/i386/i386-isas.h
index 2a092f7..a7c7e63 100644
--- a/gcc/common/config/i386/i386-isas.h
+++ b/gcc/common/config/i386/i386-isas.h
@@ -186,4 +186,7 @@ ISA_NAMES_TABLE_START
   ISA_NAMES_TABLE_ENTRY("avx10.1", FEATURE_AVX10_1_256, P_NONE, "-mavx10.1")
   ISA_NAMES_TABLE_ENTRY("avx10.1-256", FEATURE_AVX10_1_256, P_AVX10_1_256, "-mavx10.1-256")
   ISA_NAMES_TABLE_ENTRY("avx10.1-512", FEATURE_AVX10_1_512, P_AVX10_1_512, "-mavx10.1-512")
+  ISA_NAMES_TABLE_ENTRY("avx10.2", FEATURE_AVX10_2_256, P_NONE, "-mavx10.2")
+  ISA_NAMES_TABLE_ENTRY("avx10.2-256", FEATURE_AVX10_2_256, P_NONE, "-mavx10.2-256")
+  ISA_NAMES_TABLE_ENTRY("avx10.2-512", FEATURE_AVX10_2_512, P_NONE, "-mavx10.2-512")
 ISA_NAMES_TABLE_END