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* [gcc(refs/vendors/redhat/heads/gcc-8-branch)] x86: Update Intel processor detection
@ 2020-09-17 17:05 Jakub Jelinek
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From: Jakub Jelinek @ 2020-09-17 17:05 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:8f000b3d172a070dfd5a9d21224dc909a1d8836f
commit 8f000b3d172a070dfd5a9d21224dc909a1d8836f
Author: H.J. Lu <hjl.tools@gmail.com>
Date: Mon May 18 05:35:27 2020 -0700
x86: Update Intel processor detection
Add cpu model numbers for Intel Airmont, Comet Lake and Ice Lake
processor families.
* config/i386/driver-i386.c (host_detect_local_cpu): Support
Intel Airmont, Comet Lake and Ice Lake processor families.
Diff:
---
gcc/config/i386/driver-i386.c | 19 ++++++++++++++++++-
1 file changed, 18 insertions(+), 1 deletion(-)
diff --git a/gcc/config/i386/driver-i386.c b/gcc/config/i386/driver-i386.c
index 97eaf68442d..f9bd27bf0d7 100644
--- a/gcc/config/i386/driver-i386.c
+++ b/gcc/config/i386/driver-i386.c
@@ -752,9 +752,12 @@ 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 0x0f:
@@ -807,12 +810,26 @@ 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:
/* 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 0x57:
/* Knights Landing. */
cpu = "knl";
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