Initial Nova Lake Support

This patch will add initial support for Nova Lake according to Intel
ISE.

gcc/ChangeLog:

	* common/config/i386/cpuinfo.h
	(get_intel_cpu): Handle Nova Lake.
	* common/config/i386/i386-common.cc (processor_name):
	Add Nova Lake.
	(processor_alias_table): Ditto.
	* common/config/i386/i386-cpuinfo.h (enum processor_types):
	Add INTEL_COREI7_NOVALAKE.
	* config.gcc: Add -march=novalake.
	* config/i386/driver-i386.cc (host_detect_local_cpu): Handle
	novalake.
	* config/i386/i386-c.cc (ix86_target_macros_internal): Ditto.
	* config/i386/i386-options.cc (processor_cost_table): Ditto.
	(m_NOVALAKE): New.
	(m_CORE_HYBRID): Add novalake.
	* config/i386/i386.h (enum processor_type): Ditto.
	* doc/extend.texi: Ditto.
	* doc/invoke.texi: Ditto.

gcc/testsuite/ChangeLog:

	* g++.target/i386/mv16.C: Ditto.
	* gcc.target/i386/funcspec-56.inc: Handle new march.

diff --git a/gcc/common/config/i386/cpuinfo.h b/gcc/common/config/i386/cpuinfo.h
index 9c18c04f353d8a59bece1c4d95f364ccc1a6b2b9..dbad4a1dba6ffdd53c7344cc01aceab7bdbf5de5 100644 (file)
--- a/gcc/common/config/i386/cpuinfo.h
+++ b/gcc/common/config/i386/cpuinfo.h
@@ -639,6 +639,22 @@ get_intel_cpu (struct __processor_model *cpu_model,
       default:
        break;
       }
+  /* Parse family and model for family 0x12.  */
+  else if (cpu_model2->__cpu_family == 0x12)
+    switch (cpu_model2->__cpu_model)
+      {
+      case 0x01:
+      case 0x03:
+       /* Nova Lake.  */
+       cpu = "novalake";
+       CHECK___builtin_cpu_is ("corei7");
+       CHECK___builtin_cpu_is ("novalake");
+       cpu_model->__cpu_type = INTEL_COREI7;
+       cpu_model->__cpu_subtype = INTEL_COREI7_NOVALAKE;
+       break;
+      default:
+       break;
+      }
   /* Parse family and model for family 0x13.  */
   else if (cpu_model2->__cpu_family == 0x13)
     switch (cpu_model2->__cpu_model)

diff --git a/gcc/common/config/i386/i386-common.cc b/gcc/common/config/i386/i386-common.cc
index c71f2c13659078e707a4db0ad84424c58e196858..a447a8dd2104d155f8f97b66254c5b3db8df867e 100644 (file)
--- a/gcc/common/config/i386/i386-common.cc
+++ b/gcc/common/config/i386/i386-common.cc
@@ -2131,6 +2131,7 @@ const char *const processor_names[] =
   "arrowlake-s",
   "pantherlake",
   "diamondrapids",
+  "novalake",
   "intel",
   "lujiazui",
   "yongfeng",
@@ -2272,6 +2273,8 @@ const pta processor_alias_table[] =
     M_CPU_SUBTYPE (INTEL_COREI7_DIAMONDRAPIDS), P_PROC_AVX10_1},
   {"wildcatlake", PROCESSOR_PANTHERLAKE, CPU_HASWELL, PTA_PANTHERLAKE,
     M_CPU_SUBTYPE (INTEL_COREI7_PANTHERLAKE), P_PROC_AVX2},
+  {"novalake", PROCESSOR_NOVALAKE, CPU_HASWELL, PTA_NOVALAKE,
+    M_CPU_SUBTYPE (INTEL_COREI7_NOVALAKE), P_PROC_AVX2},
   {"bonnell", PROCESSOR_BONNELL, CPU_ATOM, PTA_BONNELL,
     M_CPU_TYPE (INTEL_BONNELL), P_PROC_SSSE3},
   {"atom", PROCESSOR_BONNELL, CPU_ATOM, PTA_BONNELL,

diff --git a/gcc/common/config/i386/i386-cpuinfo.h b/gcc/common/config/i386/i386-cpuinfo.h
index 0e75626464a8a496d760636eba306b5ff87b64a0..e5323f103278b352be2b8f00f878d4fabc09b75e 100644 (file)
--- a/gcc/common/config/i386/i386-cpuinfo.h
+++ b/gcc/common/config/i386/i386-cpuinfo.h
@@ -106,6 +106,7 @@ enum processor_subtypes
   AMDFAM1AH_ZNVER5,
   ZHAOXIN_FAM7H_SHIJIDADAO,
   INTEL_COREI7_DIAMONDRAPIDS,
+  INTEL_COREI7_NOVALAKE,
   CPU_SUBTYPE_MAX
 };
 

diff --git a/gcc/config.gcc b/gcc/config.gcc
index 44004102a3f8b83395447394595428fa8fc2f9bf..c678b801f705cd029f1cc3f11d81e7e662d06f0f 100644 (file)
--- a/gcc/config.gcc
+++ b/gcc/config.gcc
@@ -729,7 +729,8 @@ skylake goldmont goldmont-plus tremont cascadelake tigerlake cooperlake \
 sapphirerapids alderlake rocketlake eden-x2 nano nano-1000 nano-2000 nano-3000 \
 nano-x2 eden-x4 nano-x4 lujiazui yongfeng shijidadao x86-64 x86-64-v2 \
 x86-64-v3 x86-64-v4 sierraforest graniterapids graniterapids-d grandridge \
-arrowlake arrowlake-s clearwaterforest pantherlake diamondrapids native"
+arrowlake arrowlake-s clearwaterforest pantherlake diamondrapids novalake \
+native"
 
 # Additional x86 processors supported by --with-cpu=.  Each processor
 # MUST be separated by exactly one space.

diff --git a/gcc/config/i386/driver-i386.cc b/gcc/config/i386/driver-i386.cc
index 3eacc2cbc3972839aae2fbb27ee5adfa6b0264fa..0557df9884f00c81d90ab259fd6d17535d7c1431 100644 (file)
--- a/gcc/config/i386/driver-i386.cc
+++ b/gcc/config/i386/driver-i386.cc
@@ -553,6 +553,7 @@ const char *host_detect_local_cpu (int argc, const char **argv)
          processor = PROCESSOR_PENTIUM;
          break;
        case 6:
+       case 18:
        case 19:
          processor = PROCESSOR_PENTIUMPRO;
          break;
@@ -642,6 +643,9 @@ const char *host_detect_local_cpu (int argc, const char **argv)
                  /* Assume Clearwater Forest.  */
                  if (has_feature (FEATURE_USER_MSR))
                    cpu = "clearwaterforest";
+                 /* Assume Nova Lake.  */
+                 else if (has_feature (FEATURE_PREFETCHI))
+                   cpu = "novalake";
                  else if (has_feature (FEATURE_SM3))
                    {
                        if (has_feature (FEATURE_KL))

diff --git a/gcc/config/i386/i386-c.cc b/gcc/config/i386/i386-c.cc
index 00374653c3cc7a09bc4090ef2b20333b6c148488..2d92cee458c93fc54520f8c12cd4d3abf6f0aafb 100644 (file)
--- a/gcc/config/i386/i386-c.cc
+++ b/gcc/config/i386/i386-c.cc
@@ -295,6 +295,10 @@ ix86_target_macros_internal (HOST_WIDE_INT isa_flag,
       def_or_undef (parse_in, "__diamondrapids");
       def_or_undef (parse_in, "__diamondrapids__");
       break;
+    case PROCESSOR_NOVALAKE:
+      def_or_undef (parse_in, "__novalake");
+      def_or_undef (parse_in, "__novalake__");
+      break;
 
     /* use PROCESSOR_max to not set/unset the arch macro.  */
     case PROCESSOR_max:
@@ -498,6 +502,9 @@ ix86_target_macros_internal (HOST_WIDE_INT isa_flag,
     case PROCESSOR_DIAMONDRAPIDS:
       def_or_undef (parse_in, "__tune_diamondrapids__");
       break;
+    case PROCESSOR_NOVALAKE:
+      def_or_undef (parse_in, "__tune_novalake__");
+      break;
     case PROCESSOR_INTEL:
     case PROCESSOR_GENERIC:
       break;

diff --git a/gcc/config/i386/i386-options.cc b/gcc/config/i386/i386-options.cc
index 35cba3fc48d88be1bd8867e1e367c0d1f6ba6a72..dadcf7664c632456a44cb524fbbb8bb20d08e976 100644 (file)
--- a/gcc/config/i386/i386-options.cc
+++ b/gcc/config/i386/i386-options.cc
@@ -132,6 +132,7 @@ along with GCC; see the file COPYING3.  If not see
 #define m_ARROWLAKE_S (HOST_WIDE_INT_1U<<PROCESSOR_ARROWLAKE_S)
 #define m_PANTHERLAKE (HOST_WIDE_INT_1U<<PROCESSOR_PANTHERLAKE)
 #define m_DIAMONDRAPIDS (HOST_WIDE_INT_1U<<PROCESSOR_DIAMONDRAPIDS)
+#define m_NOVALAKE (HOST_WIDE_INT_1U<<PROCESSOR_NOVALAKE)
 #define m_CORE_AVX512 (m_SKYLAKE_AVX512 | m_CANNONLAKE \
                       | m_ICELAKE_CLIENT | m_ICELAKE_SERVER | m_CASCADELAKE \
                       | m_TIGERLAKE | m_COOPERLAKE | m_SAPPHIRERAPIDS \
@@ -140,7 +141,7 @@ along with GCC; see the file COPYING3.  If not see
 #define m_CORE_AVX2 (m_HASWELL | m_SKYLAKE | m_CORE_AVX512)
 #define m_CORE_ALL (m_CORE2 | m_NEHALEM  | m_SANDYBRIDGE | m_CORE_AVX2)
 #define m_CORE_HYBRID (m_ALDERLAKE | m_ARROWLAKE | m_ARROWLAKE_S \
-                      | m_PANTHERLAKE)
+                      | m_PANTHERLAKE | m_NOVALAKE)
 #define m_GOLDMONT (HOST_WIDE_INT_1U<<PROCESSOR_GOLDMONT)
 #define m_GOLDMONT_PLUS (HOST_WIDE_INT_1U<<PROCESSOR_GOLDMONT_PLUS)
 #define m_TREMONT (HOST_WIDE_INT_1U<<PROCESSOR_TREMONT)
@@ -790,6 +791,7 @@ static const struct processor_costs *processor_cost_table[] =
   &alderlake_cost,     /* PROCESSOR_ARROWLAKE_S.       */
   &alderlake_cost,     /* PROCESSOR_PANTHERLAKE.       */
   &icelake_cost,       /* PROCESSOR_DIAMONDRAPIDS.     */
+  &alderlake_cost,     /* PROCESSOR_NOVALAKE.          */
   &alderlake_cost,     /* PROCESSOR_INTEL.             */
   &lujiazui_cost,      /* PROCESSOR_LUJIAZUI.          */
   &yongfeng_cost,      /* PROCESSOR_YONGFENG.          */

diff --git a/gcc/config/i386/i386.h b/gcc/config/i386/i386.h
index 3a66d78a07cb7c2a74aa2225417d04b901d7632d..94f335f8a95ce46b5ee71b119fbe2ce3c897fb68 100644 (file)
--- a/gcc/config/i386/i386.h
+++ b/gcc/config/i386/i386.h
@@ -2356,6 +2356,7 @@ enum processor_type
   PROCESSOR_ARROWLAKE_S,
   PROCESSOR_PANTHERLAKE,
   PROCESSOR_DIAMONDRAPIDS,
+  PROCESSOR_NOVALAKE,
   PROCESSOR_INTEL,
   PROCESSOR_LUJIAZUI,
   PROCESSOR_YONGFENG,
@@ -2487,6 +2488,7 @@ constexpr wide_int_bitmask PTA_DIAMONDRAPIDS = PTA_GRANITERAPIDS_D
   | PTA_CMPCCXADD | PTA_SHA512 | PTA_SM3 | PTA_SM4 | PTA_AVX10_2
   | PTA_APX_F | PTA_AMX_AVX512 | PTA_AMX_FP8 | PTA_AMX_TF32 | PTA_MOVRS
   | PTA_AMX_MOVRS;
+constexpr wide_int_bitmask PTA_NOVALAKE = PTA_PANTHERLAKE | PTA_PREFETCHI;
 
 constexpr wide_int_bitmask PTA_BDVER1 = PTA_64BIT | PTA_MMX | PTA_SSE
   | PTA_SSE2 | PTA_SSE3 | PTA_SSE4A | PTA_CX16 | PTA_POPCNT | PTA_LZCNT

diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi
index 94b76b75565c4e5d62fac18d21f80af9e4d19014..fb117f59665baa96b86c9d161748c9f535dcabad 100644 (file)
--- a/gcc/doc/extend.texi
+++ b/gcc/doc/extend.texi
@@ -28408,6 +28408,9 @@ Intel Core i7 Panther Lake CPU.
 @item diamondrapids
 Intel Core i7 Diamond Rapids CPU.
 
+@item novalake
+Intel Core i7 Nova Lake CPU.
+
 @item bonnell
 Intel Atom Bonnell CPU.
 

diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index 189b2662012c92d001e18b91d793ce509b330d2e..b40fc892fa0d9f60cf2fcb1d78f46239eca9d232 100644 (file)
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -35170,6 +35170,15 @@ LZCNT, PCONFIG, PKU, VAES, VPCLMULQDQ, SERIALIZE, HRESET, AVX-VNNI, UINTR,
 AVXIFMA, AVXVNNIINT8, AVXNECONVERT, CMPCCXADD, AVXVNNIINT16, SHA512, SM3 and
 SM4 instruction set support.
 
+@item novalake
+Intel Nova Lake CPU with 64-bit extensions, MOVBE, MMX, SSE, SSE2, SSE3,
+SSSE3, SSE4.1, SSE4.2, POPCNT, AES, PREFETCHW, PCLMUL, RDRND, XSAVE, XSAVEC,
+XSAVES, XSAVEOPT, FSGSBASE, PTWRITE, RDPID, SGX, GFNI-SSE, CLWB, MOVDIRI,
+MOVDIR64B, WAITPKG, ADCX, AVX, AVX2, BMI, BMI2, F16C, FMA, LZCNT, PCONFIG, PKU,
+VAES, VPCLMULQDQ, SERIALIZE, HRESET, AVX-VNNI, UINTR, AVXIFMA, AVXVNNIINT8,
+AVXNECONVERT, CMPCCXADD, AVXVNNIINT16, SHA512, SM3, SM4 and PREFETCHI
+instruction set support.
+
 @item sapphirerapids
 @itemx emeraldrapids
 Intel Sapphire Rapids/Emerald Rapids CPU with 64-bit extensions, MMX, SSE,

diff --git a/gcc/testsuite/g++.target/i386/mv16.C b/gcc/testsuite/g++.target/i386/mv16.C
index 75198f54ab9b7e21805a08c4ea74c7d71bb8be87..87126a058dbcdf7a49bcdf1885888d9bd3df5938 100644 (file)
--- a/gcc/testsuite/g++.target/i386/mv16.C
+++ b/gcc/testsuite/g++.target/i386/mv16.C
@@ -128,6 +128,10 @@ int __attribute__ ((target("arch=diamondrapids"))) foo () {
   return 33;
 }
 
+int __attribute__ ((target("arch=novalake"))) foo () {
+  return 34;
+}
+
 int main ()
 {
   int val = foo ();
@@ -184,6 +188,8 @@ int main ()
     assert (val == 32);
   else if (__builtin_cpu_is ("diamondrapids"))
     assert (val == 33);
+  else if (__builtin_cpu_is ("novalake"))
+    assert (val == 34);
   else
     assert (val == 0);
 

diff --git a/gcc/testsuite/gcc.target/i386/funcspec-56.inc b/gcc/testsuite/gcc.target/i386/funcspec-56.inc
index 3d9af7acec6748f598fd245cc26786f86149aaae..f56b344b6c8fb591678b77fb3c97c26817276608 100644 (file)
--- a/gcc/testsuite/gcc.target/i386/funcspec-56.inc
+++ b/gcc/testsuite/gcc.target/i386/funcspec-56.inc
@@ -217,6 +217,7 @@ extern void test_arch_arrowlake (void)              __attribute__((__target__("arch=arrowlak
 extern void test_arch_arrowlake_s (void)       __attribute__((__target__("arch=arrowlake-s")));
 extern void test_arch_pantherlake (void)       __attribute__((__target__("arch=pantherlake")));
 extern void test_arch_diamondrapids (void)     __attribute__((__target__("arch=diamondrapids")));
+extern void test_arch_novalake (void)          __attribute__((__target__("arch=novalake")));
 extern void test_arch_lujiazui (void)          __attribute__((__target__("arch=lujiazui")));
 extern void test_arch_yongfeng (void)          __attribute__((__target__("arch=yongfeng")));
 extern void test_arch_shijidadao (void)                __attribute__((__target__("arch=shijidadao")));