[llvm] [llvm][AArch64] SVE2 is an optional feature in ARMv9.0a (PR #96007)
Jon Roelofs via llvm-commits
llvm-commits at lists.llvm.org
Tue Jun 18 16:25:20 PDT 2024
https://github.com/jroelofs created https://github.com/llvm/llvm-project/pull/96007
None
>From b18411c28ed9b89660fac6311596408dafb7f40e Mon Sep 17 00:00:00 2001
From: Jon Roelofs <jonathan_roelofs at apple.com>
Date: Tue, 18 Jun 2024 15:26:32 -0700
Subject: [PATCH] [llvm][AArch64] SVE2 is an optional feature in ARMv9.0a
---
llvm/lib/Target/AArch64/AArch64Features.td | 2 +-
llvm/lib/Target/AArch64/AArch64Processors.td | 36 ++++++++++++-------
.../TargetParser/TargetParserTest.cpp | 2 +-
3 files changed, 26 insertions(+), 14 deletions(-)
diff --git a/llvm/lib/Target/AArch64/AArch64Features.td b/llvm/lib/Target/AArch64/AArch64Features.td
index ffb899a301459..6e77d71b88829 100644
--- a/llvm/lib/Target/AArch64/AArch64Features.td
+++ b/llvm/lib/Target/AArch64/AArch64Features.td
@@ -847,7 +847,7 @@ def HasV8_9aOps : Architecture64<8, 9, "a", "v8.9a",
!listconcat(HasV8_8aOps.DefaultExts, [FeatureSPECRES2, FeatureCSSC,
FeatureRASv2])>;
def HasV9_0aOps : Architecture64<9, 0, "a", "v9a",
- [HasV8_5aOps, FeatureMEC, FeatureSVE2],
+ [HasV8_5aOps, FeatureMEC],
!listconcat(HasV8_5aOps.DefaultExts, [FeatureFullFP16, FeatureSVE,
FeatureSVE2])>;
def HasV9_1aOps : Architecture64<9, 1, "a", "v9.1a",
diff --git a/llvm/lib/Target/AArch64/AArch64Processors.td b/llvm/lib/Target/AArch64/AArch64Processors.td
index e32ca629721ff..53b46ff42b72f 100644
--- a/llvm/lib/Target/AArch64/AArch64Processors.td
+++ b/llvm/lib/Target/AArch64/AArch64Processors.td
@@ -690,11 +690,13 @@ def ProcessorFeatures {
list<SubtargetFeature> A520 = [HasV9_2aOps, FeaturePerfMon, FeatureAM,
FeatureMTE, FeatureETE, FeatureSVE2BitPerm,
FeatureFP16FML,
- FeatureSB, FeatureSSBS, FeaturePAuth, FeatureFlagM, FeaturePredRes];
+ FeatureSB, FeatureSSBS, FeaturePAuth, FeatureFlagM, FeaturePredRes,
+ FeatureSVE, FeatureSVE2];
list<SubtargetFeature> A520AE = [HasV9_2aOps, FeaturePerfMon, FeatureAM,
FeatureMTE, FeatureETE, FeatureSVE2BitPerm,
FeatureFP16FML,
- FeatureSB, FeatureSSBS, FeaturePAuth, FeatureFlagM, FeaturePredRes];
+ FeatureSB, FeatureSSBS, FeaturePAuth, FeatureFlagM, FeaturePredRes,
+ FeatureSVE, FeatureSVE2];
list<SubtargetFeature> A65 = [HasV8_2aOps, FeatureSHA2, FeatureAES, FeatureFPARMv8,
FeatureNEON, FeatureFullFP16, FeatureDotProd,
FeatureRCPC, FeatureSSBS, FeatureRAS,
@@ -726,19 +728,23 @@ def ProcessorFeatures {
FeatureFP16FML, FeatureSVE, FeatureTRBE,
FeatureSVE2BitPerm, FeatureBF16, FeatureETE,
FeaturePerfMon, FeatureMatMulInt8, FeatureSPE,
- FeatureSB, FeatureSSBS, FeatureFullFP16, FeaturePAuth, FeaturePredRes, FeatureFlagM];
+ FeatureSB, FeatureSSBS, FeatureFullFP16, FeaturePAuth, FeaturePredRes, FeatureFlagM,
+ FeatureSVE2];
list<SubtargetFeature> A720 = [HasV9_2aOps, FeatureMTE, FeatureFP16FML,
FeatureTRBE, FeatureSVE2BitPerm, FeatureETE,
FeaturePerfMon, FeatureSPE, FeatureSPE_EEF,
- FeatureSB, FeatureSSBS, FeaturePAuth, FeatureFlagM, FeaturePredRes];
+ FeatureSB, FeatureSSBS, FeaturePAuth, FeatureFlagM, FeaturePredRes,
+ FeatureSVE, FeatureSVE2];
list<SubtargetFeature> A720AE = [HasV9_2aOps, FeatureMTE, FeatureFP16FML,
FeatureTRBE, FeatureSVE2BitPerm, FeatureETE,
FeaturePerfMon, FeatureSPE, FeatureSPE_EEF,
- FeatureSB, FeatureSSBS, FeaturePAuth, FeatureFlagM, FeaturePredRes];
+ FeatureSB, FeatureSSBS, FeaturePAuth, FeatureFlagM, FeaturePredRes,
+ FeatureSVE, FeatureSVE2];
list<SubtargetFeature> A725 = [HasV9_2aOps, FeatureMTE, FeatureFP16FML,
FeatureETE, FeaturePerfMon, FeatureSPE,
FeatureSVE2BitPerm, FeatureSPE_EEF, FeatureTRBE,
- FeatureFlagM, FeaturePredRes, FeatureSB, FeatureSSBS];
+ FeatureFlagM, FeaturePredRes, FeatureSB, FeatureSSBS,
+ FeatureSVE, FeatureSVE2];
list<SubtargetFeature> R82 = [HasV8_0rOps, FeaturePerfMon, FeatureFullFP16,
FeatureFP16FML, FeatureSSBS, FeaturePredRes,
FeatureSB, FeatureRDM, FeatureDotProd,
@@ -771,16 +777,19 @@ def ProcessorFeatures {
FeatureSPE, FeatureBF16, FeatureMatMulInt8,
FeatureMTE, FeatureSVE2BitPerm, FeatureFullFP16,
FeatureFP16FML,
- FeatureSB, FeaturePAuth, FeaturePredRes, FeatureFlagM, FeatureSSBS];
+ FeatureSB, FeaturePAuth, FeaturePredRes, FeatureFlagM, FeatureSSBS,
+ FeatureSVE2];
list<SubtargetFeature> X4 = [HasV9_2aOps,
FeaturePerfMon, FeatureETE, FeatureTRBE,
FeatureSPE, FeatureMTE, FeatureSVE2BitPerm,
FeatureFP16FML, FeatureSPE_EEF,
- FeatureSB, FeatureSSBS, FeaturePAuth, FeatureFlagM, FeaturePredRes];
+ FeatureSB, FeatureSSBS, FeaturePAuth, FeatureFlagM, FeaturePredRes,
+ FeatureSVE, FeatureSVE2];
list<SubtargetFeature> X925 = [HasV9_2aOps, FeatureMTE, FeatureFP16FML,
FeatureETE, FeaturePerfMon, FeatureSPE,
FeatureSVE2BitPerm, FeatureSPE_EEF, FeatureTRBE,
- FeatureFlagM, FeaturePredRes, FeatureSB, FeatureSSBS];
+ FeatureFlagM, FeaturePredRes, FeatureSB, FeatureSSBS,
+ FeatureSVE, FeatureSVE2];
list<SubtargetFeature> A64FX = [HasV8_2aOps, FeatureFPARMv8, FeatureNEON,
FeatureSHA2, FeaturePerfMon, FeatureFullFP16,
FeatureSVE, FeatureComplxNum,
@@ -849,7 +858,8 @@ def ProcessorFeatures {
FeatureFullFP16, FeatureMTE, FeaturePerfMon,
FeatureRandGen, FeatureSPE, FeatureSPE_EEF,
FeatureSVE2BitPerm,
- FeatureSSBS, FeatureSB, FeaturePredRes, FeaturePAuth, FeatureFlagM];
+ FeatureSSBS, FeatureSB, FeaturePredRes, FeaturePAuth, FeatureFlagM,
+ FeatureSVE, FeatureSVE2];
list<SubtargetFeature> Neoverse512TVB = [HasV8_4aOps, FeatureBF16, FeatureCacheDeepPersist,
FeatureSHA2, FeatureAES, FeatureFPARMv8, FeatureFP16FML,
FeatureFullFP16, FeatureMatMulInt8, FeatureNEON,
@@ -871,12 +881,14 @@ def ProcessorFeatures {
FeatureFullFP16, FeatureLS64, FeatureMTE,
FeaturePerfMon, FeatureRandGen, FeatureSPE,
FeatureSPE_EEF, FeatureSVE2BitPerm, FeatureBRBE,
- FeatureSSBS, FeatureSB, FeaturePredRes, FeaturePAuth, FeatureFlagM];
+ FeatureSSBS, FeatureSB, FeaturePredRes, FeaturePAuth, FeatureFlagM,
+ FeatureSVE, FeatureSVE2];
list<SubtargetFeature> NeoverseV3AE = [HasV9_2aOps, FeatureETE, FeatureFP16FML,
FeatureFullFP16, FeatureLS64, FeatureMTE,
FeaturePerfMon, FeatureRandGen, FeatureSPE,
FeatureSPE_EEF, FeatureSVE2BitPerm, FeatureBRBE,
- FeatureSSBS, FeatureSB, FeaturePredRes, FeaturePAuth, FeatureFlagM];
+ FeatureSSBS, FeatureSB, FeaturePredRes, FeaturePAuth, FeatureFlagM,
+ FeatureSVE, FeatureSVE2];
list<SubtargetFeature> Saphira = [HasV8_4aOps, FeatureSHA2, FeatureAES, FeatureFPARMv8,
FeatureNEON, FeatureSPE, FeaturePerfMon];
list<SubtargetFeature> ThunderX = [HasV8_0aOps, FeatureCRC, FeatureSHA2, FeatureAES,
diff --git a/llvm/unittests/TargetParser/TargetParserTest.cpp b/llvm/unittests/TargetParser/TargetParserTest.cpp
index a99ef85fbfc81..a04655ca9722a 100644
--- a/llvm/unittests/TargetParser/TargetParserTest.cpp
+++ b/llvm/unittests/TargetParser/TargetParserTest.cpp
@@ -2474,7 +2474,7 @@ AArch64ExtensionDependenciesBaseArchTestParams
{},
{"v8.1a", "crc", "fp-armv8", "lse", "rdm", "neon"},
{}},
- {AArch64::ARMV9_5A, {}, {"v9.5a", "sve", "sve2", "mops", "cpa"}, {}},
+ {AArch64::ARMV9_5A, {}, {"v9.5a", "mops", "cpa"}, {}},
// Positive modifiers
{AArch64::ARMV8A, {"fp16"}, {"fullfp16"}, {}},
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