From: "Chang S. Bae" <chang.seok.bae@intel.com>
To: bp@suse.de, luto@kernel.org, tglx@linutronix.de,
mingo@kernel.org, x86@kernel.org
Cc: len.brown@intel.com, dave.hansen@intel.com, jing2.liu@intel.com,
ravi.v.shankar@intel.com, linux-kernel@vger.kernel.org,
chang.seok.bae@intel.com
Subject: [PATCH v6 24/26] x86/insn/amx: Add TILERELEASE instruction to the opcode map
Date: Tue, 29 Jun 2021 23:02:24 -0700 [thread overview]
Message-ID: <20210630060226.24652-25-chang.seok.bae@intel.com> (raw)
In-Reply-To: <20210630060226.24652-1-chang.seok.bae@intel.com>
Include the opcode of TILERELEASE that returns all the AMX state to
INIT-state.
Signed-off-by: Chang S. Bae <chang.seok.bae@intel.com>
Reviewed-by: Len Brown <len.brown@intel.com>
Cc: x86@kernel.org
Cc: linux-kernel@vger.kernel.org
---
Changes from v4:
* Added as a new patch as preparatory to use the instruction in the kernel.
---
arch/x86/lib/x86-opcode-map.txt | 8 +++++++-
tools/arch/x86/lib/x86-opcode-map.txt | 8 +++++++-
2 files changed, 14 insertions(+), 2 deletions(-)
diff --git a/arch/x86/lib/x86-opcode-map.txt b/arch/x86/lib/x86-opcode-map.txt
index ec31f5b60323..dbc5078ccafe 100644
--- a/arch/x86/lib/x86-opcode-map.txt
+++ b/arch/x86/lib/x86-opcode-map.txt
@@ -690,7 +690,9 @@ AVXcode: 2
45: vpsrlvd/q Vx,Hx,Wx (66),(v)
46: vpsravd Vx,Hx,Wx (66),(v) | vpsravd/q Vx,Hx,Wx (66),(evo)
47: vpsllvd/q Vx,Hx,Wx (66),(v)
-# Skip 0x48-0x4b
+# Skip 0x48
+49: Grp22 (1A)
+# Skip 0x4a-0x4b
4c: vrcp14ps/d Vpd,Wpd (66),(ev)
4d: vrcp14ss/d Vsd,Hpd,Wsd (66),(ev)
4e: vrsqrt14ps/d Vpd,Wpd (66),(ev)
@@ -1082,6 +1084,10 @@ GrpTable: Grp21
7: ENDBR64 (F3),(010),(11B) | ENDBR32 (F3),(011),(11B)
EndTable
+GrpTable: Grp22
+0: TILERELEASE (!F3),(v1),(11B)
+EndTable
+
# AMD's Prefetch Group
GrpTable: GrpP
0: PREFETCH
diff --git a/tools/arch/x86/lib/x86-opcode-map.txt b/tools/arch/x86/lib/x86-opcode-map.txt
index ec31f5b60323..dbc5078ccafe 100644
--- a/tools/arch/x86/lib/x86-opcode-map.txt
+++ b/tools/arch/x86/lib/x86-opcode-map.txt
@@ -690,7 +690,9 @@ AVXcode: 2
45: vpsrlvd/q Vx,Hx,Wx (66),(v)
46: vpsravd Vx,Hx,Wx (66),(v) | vpsravd/q Vx,Hx,Wx (66),(evo)
47: vpsllvd/q Vx,Hx,Wx (66),(v)
-# Skip 0x48-0x4b
+# Skip 0x48
+49: Grp22 (1A)
+# Skip 0x4a-0x4b
4c: vrcp14ps/d Vpd,Wpd (66),(ev)
4d: vrcp14ss/d Vsd,Hpd,Wsd (66),(ev)
4e: vrsqrt14ps/d Vpd,Wpd (66),(ev)
@@ -1082,6 +1084,10 @@ GrpTable: Grp21
7: ENDBR64 (F3),(010),(11B) | ENDBR32 (F3),(011),(11B)
EndTable
+GrpTable: Grp22
+0: TILERELEASE (!F3),(v1),(11B)
+EndTable
+
# AMD's Prefetch Group
GrpTable: GrpP
0: PREFETCH
--
2.17.1
next prev parent reply other threads:[~2021-06-30 6:09 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-30 6:02 [PATCH v6 00/26] x86: Support Intel Advanced Matrix Extensions Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 01/26] x86/fpu/xstate: Modify the initialization helper to handle both static and dynamic buffers Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 02/26] x86/fpu/xstate: Modify state copy helpers " Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 03/26] x86/fpu/xstate: Modify address finders " Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 04/26] x86/fpu/xstate: Add a new variable to indicate dynamic user states Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 05/26] x86/fpu/xstate: Add new variables to indicate dynamic XSTATE buffer size Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 06/26] x86/fpu/xstate: Calculate and remember dynamic XSTATE buffer sizes Chang S. Bae
2021-07-02 15:19 ` Bae, Chang Seok
2021-07-02 15:17 ` [PATCH v6-fix " Chang S. Bae
2021-07-02 17:46 ` Dave Hansen
2021-06-30 6:02 ` [PATCH v6 07/26] x86/fpu/xstate: Convert the struct fpu 'state' field to a pointer Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 08/26] x86/fpu/xstate: Introduce helpers to manage the XSTATE buffer dynamically Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 09/26] x86/fpu/xstate: Update the XSTATE save function to support dynamic states Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 10/26] x86/fpu/xstate: Update the XSTATE buffer address finder " Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 11/26] x86/fpu/xstate: Update the XSTATE context copy function " Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 12/26] x86/fpu/xstate: Use feature disable (XFD) to protect dynamic user state Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 13/26] x86/fpu/xstate: Support ptracer-induced XSTATE buffer expansion Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 14/26] x86/arch_prctl: Create ARCH_ENABLE_XSTATE Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 15/26] x86/fpu/xstate: Support both legacy and expanded signal XSTATE size Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 16/26] x86/fpu/xstate: Adjust the XSAVE feature table to address gaps in state component numbers Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 17/26] x86/fpu/xstate: Disable XSTATE support if an inconsistent state is detected Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 18/26] x86/cpufeatures/amx: Enumerate Advanced Matrix Extension (AMX) feature bits Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 19/26] x86/fpu/amx: Define AMX state components and have it used for boot-time checks Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 20/26] x86/fpu/amx: Initialize child's AMX state Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 21/26] x86/fpu/amx: Enable the AMX feature in 64-bit mode Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 22/26] x86/fpu/xstate: Skip writing zeros to signal frame for dynamic user states if in INIT-state Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 23/26] selftest/x86/amx: Test cases for the AMX state management Chang S. Bae
2021-06-30 6:02 ` Chang S. Bae [this message]
2021-06-30 6:02 ` [PATCH v6 25/26] intel_idle/amx: Clear the AMX state before entering idle Chang S. Bae
2021-06-30 13:11 ` Rafael J. Wysocki
2021-06-30 6:02 ` [PATCH v6 26/26] x86/fpu/xstate: Add a sanity check for XFD state when saving XSTATE Chang S. Bae
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