From: Jocelyn Mayer <l_indien@magic.fr>
Date: Thu, 23 Jun 2016 18:06:43 +0000 (+0200)
Subject: driver-i386.c (host_detect_local_cpu): Set PROCESSOR_PENTIUMPRO for signature_CENTAUR... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=a239d460519a9d8a4b7c973a3d9f3f356faf3e15;p=gcc.git

driver-i386.c (host_detect_local_cpu): Set PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.

	* config/i386/driver-i386.c (host_detect_local_cpu): Set
	PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
	<case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
	signature_CENTAUR_ebx.

From-SVN: r237741
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index d70dc48cbd8..1a526b7ca9e 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2016-06-23  Jocelyn Mayer  <l_indien@magic.fr>
+
+	* config/i386/driver-i386.c (host_detect_local_cpu): Set
+	PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
+	<case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
+	signature_CENTAUR_ebx.
+
 2016-06-23  H.J. Lu  <hongjiu.lu@intel.com>
 
 	PR target/66232
diff --git a/gcc/config/i386/driver-i386.c b/gcc/config/i386/driver-i386.c
index 9f44ee86391..22a8f2861ae 100644
--- a/gcc/config/i386/driver-i386.c
+++ b/gcc/config/i386/driver-i386.c
@@ -653,10 +653,7 @@ const char *host_detect_local_cpu (int argc, const char **argv)
 	case 6:
 	  if (has_longmode)
 	    processor = PROCESSOR_K8;
-	  else if (model > 9)
-	    /* Use the default detection procedure.  */
-	    ;
-	  else if (model == 9)
+	  else if (model >= 9)
 	    processor = PROCESSOR_PENTIUMPRO;
 	  else if (model >= 6)
 	    processor = PROCESSOR_I486;
@@ -818,15 +815,27 @@ const char *host_detect_local_cpu (int argc, const char **argv)
 		   as all the CPUs below are 32-bit only.  */
 		cpu = "x86-64";
 	      else if (has_sse3)
-		/* It is Core Duo.  */
-		cpu = "pentium-m";
+		{
+		  if (vendor == signature_CENTAUR_ebx)
+		    /* C7 / Eden "Esther" */
+		    cpu = "c7";
+		  else
+		    /* It is Core Duo.  */
+		    cpu = "pentium-m";
+		}
 	      else if (has_sse2)
 		/* It is Pentium M.  */
 		cpu = "pentium-m";
 	      else if (has_sse)
 		{
 		  if (vendor == signature_CENTAUR_ebx)
-		    cpu = "c3-2";
+		    {
+		      if (model >= 9)
+			/* Eden "Nehemiah" */
+			cpu = "nehemiah";
+		      else
+			cpu = "c3-2";
+		    }
 		  else
 		    /* It is Pentium III.  */
 		    cpu = "pentium3";