* [PATCH] x86: Detect Rocket Lake and Alder Lake
@ 2020-08-16 13:17 H.J. Lu
2020-08-19 10:46 ` Kirill Yukhin
2020-08-25 19:40 ` Jeff Law
0 siblings, 2 replies; 3+ messages in thread
From: H.J. Lu @ 2020-08-16 13:17 UTC (permalink / raw)
To: gcc-patches
From arch/x86/include/asm/intel-family.h on Linux kernel master branch:
#define INTEL_FAM6_ROCKETLAKE 0xA7
#define INTEL_FAM6_ALDERLAKE 0x97
* common/config/i386/cpuinfo.h (get_intel_cpu): Detect Rocket
Lake and Alder Lake.
---
gcc/common/config/i386/cpuinfo.h | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/gcc/common/config/i386/cpuinfo.h b/gcc/common/config/i386/cpuinfo.h
index b14c7c668da..12237e2f449 100644
--- a/gcc/common/config/i386/cpuinfo.h
+++ b/gcc/common/config/i386/cpuinfo.h
@@ -387,6 +387,8 @@ get_intel_cpu (struct __processor_model *cpu_model,
case 0xa5:
case 0xa6:
/* Comet Lake. */
+ case 0xa7:
+ /* Rocket Lake. */
cpu = "skylake";
CHECK___builtin_cpu_is ("corei7");
CHECK___builtin_cpu_is ("skylake");
@@ -456,6 +458,14 @@ get_intel_cpu (struct __processor_model *cpu_model,
cpu_model->__cpu_type = INTEL_COREI7;
cpu_model->__cpu_subtype = INTEL_COREI7_TIGERLAKE;
break;
+ case 0x97:
+ /* Alder Lake. */
+ cpu = "alderlake";
+ CHECK___builtin_cpu_is ("corei7");
+ CHECK___builtin_cpu_is ("alderlake");
+ cpu_model->__cpu_type = INTEL_COREI7;
+ cpu_model->__cpu_subtype = INTEL_COREI7_ALDERLAKE;
+ break;
case 0x8f:
/* Sapphire Rapids. */
cpu = "sapphirerapids";
--
2.26.2
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2020-08-16 13:17 [PATCH] x86: Detect Rocket Lake and Alder Lake H.J. Lu
2020-08-19 10:46 ` Kirill Yukhin
2020-08-25 19:40 ` Jeff Law
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