From: H.J. Lu <hjl.tools@gmail.com>
Date: Mon, 18 May 2020 12:35:27 +0000 (-0700)
Subject: x86: Update Intel processor detection
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=d83e28f47f5467b435667122add2aa9730e1a89b;p=gcc.git

x86: Update Intel processor detection

Add cpu model numbers for Intel Airmont, Tremont, Comet Lake, Ice Lake
and Tiger Lake processor families.

	* config/i386/driver-i386.c (host_detect_local_cpu): Support
	Intel Airmont, Tremont, Comet Lake, Ice Lake and Tiger Lake
	processor families.
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 98c035a5356..86d0e978027 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2020-05-18  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/driver-i386.c (host_detect_local_cpu): Support
+	Intel Airmont, Tremont, Comet Lake, Ice Lake and Tiger Lake
+	processor families.
+
 2020-05-18  Richard Biener  <rguenther@suse.de>
 
 	PR middle-end/95171
diff --git a/gcc/config/i386/driver-i386.c b/gcc/config/i386/driver-i386.c
index 6926f0beb0a..7612ddfb846 100644
--- a/gcc/config/i386/driver-i386.c
+++ b/gcc/config/i386/driver-i386.c
@@ -777,9 +777,12 @@ const char *host_detect_local_cpu (int argc, const char **argv)
 	case 0x37:
 	case 0x4a:
 	case 0x4d:
-	case 0x5a:
 	case 0x5d:
 	  /* Silvermont.  */
+	case 0x4c:
+	case 0x5a:
+	case 0x75:
+	  /* Airmont.  */
 	  cpu = "silvermont";
 	  break;
 	case 0x5c:
@@ -791,6 +794,12 @@ const char *host_detect_local_cpu (int argc, const char **argv)
 	  /* Goldmont Plus.  */
 	  cpu = "goldmont-plus";
 	  break;
+	case 0x86:
+	case 0x96:
+	case 0x9c:
+	  /* Tremont.  */
+	  cpu = "tremont";
+	  break;
 	case 0x0f:
 	  /* Merom.  */
 	case 0x17:
@@ -841,6 +850,9 @@ const char *host_detect_local_cpu (int argc, const char **argv)
 	case 0x8e:
 	case 0x9e:
 	  /* Kaby Lake.  */
+	case 0xa5:
+	case 0xa6:
+	  /* Comet Lake.  */
 	  cpu = "skylake";
 	  break;
 	case 0x55:
@@ -851,6 +863,22 @@ const char *host_detect_local_cpu (int argc, const char **argv)
 	    /* Skylake with AVX-512.  */
 	    cpu = "skylake-avx512";
 	  break;
+	case 0x6a:
+	case 0x6c:
+	  /* Ice Lake server.  */
+	  cpu = "icelake-server";
+	  break;
+	case 0x7e:
+	case 0x7d:
+	case 0x9d:
+	  /* Ice Lake client.  */
+	  cpu = "icelake-client";
+	  break;
+	case 0x8c:
+	case 0x8d:
+	  /* Tiger Lake.  */
+	  cpu = "tigerlake";
+	  break;
 	case 0x57:
 	  /* Knights Landing.  */
 	  cpu = "knl";