https://github.com/Qi-Hu updated https://github.com/llvm/llvm-project/pull/75516
>From 535eb36a60a0fd0c7e1858bac699ab24f4f2c4a0 Mon Sep 17 00:00:00 2001
From: Qi Hu <qi...@huawei.com>
Date: Thu, 14 Dec 2023 13:35:52 -0500
Subject: [PATCH] [TargetParser] Define AEK_FCMA and AEK_JSCVT for tsv110
We define AEK_JSCVT and AEK_FCMA for CPU features FEAT_JSCVT and FEAT_FCMA
respectively, and add them to the CpuInfo of tsv110.
---
clang/lib/Driver/ToolChains/Arch/AArch64.cpp | 9 +++++++++
clang/test/Driver/aarch64-complxnum.c | 11 +++++++++++
clang/test/Driver/aarch64-jsconv.c | 11 +++++++++++
llvm/include/llvm/TargetParser/AArch64TargetParser.h | 9 ++++++---
llvm/unittests/TargetParser/TargetParserTest.cpp | 6 ++++--
5 files changed, 41 insertions(+), 5 deletions(-)
create mode 100644 clang/test/Driver/aarch64-complxnum.c
create mode 100644 clang/test/Driver/aarch64-jsconv.c
diff --git a/clang/lib/Driver/ToolChains/Arch/AArch64.cpp
b/clang/lib/Driver/ToolChains/Arch/AArch64.cpp
index 912df79417ae21..2c26a12994ee1e 100644
--- a/clang/lib/Driver/ToolChains/Arch/AArch64.cpp
+++ b/clang/lib/Driver/ToolChains/Arch/AArch64.cpp
@@ -81,6 +81,15 @@ static bool DecodeAArch64Features(const Driver &D, StringRef
text,
else
return false;
+ // +jsconv and +complxnum implies +neon and +fp-armv8
+ if (Feature == "jscvt" || Feature == "fcma") {
+ Features.push_back("+neon");
+ Features.push_back("+fp-armv8");
+ } else if (Feature == "nosimd" || Feature == "nofp") {
+ Features.push_back("-jsconv");
+ Features.push_back("-complxnum");
+ }
+
// +sme implies +bf16.
// +sme-f64f64 and +sme-i16i64 both imply +sme.
if (Feature == "sme") {
diff --git a/clang/test/Driver/aarch64-complxnum.c
b/clang/test/Driver/aarch64-complxnum.c
new file mode 100644
index 00000000000000..484e26ca8494ec
--- /dev/null
+++ b/clang/test/Driver/aarch64-complxnum.c
@@ -0,0 +1,11 @@
+// RUN: %clang -target aarch64-none-none-eabi -march=armv8.3-a+fcma -### -c %s
2>&1 | FileCheck --check-prefix=CHECK-COMPLXNUM %s
+// RUN: %clang -target aarch64-none-none-eabi -mcpu=generic+fcma -### -c %s
2>&1 | FileCheck --check-prefix=CHECK-COMPLXNUM %s
+// RUN: %clang -target aarch64-none-none-eabi -mcpu=tsv110 -### -c %s 2>&1 |
FileCheck --check-prefix=CHECK-COMPLXNUM %s
+// CHECK-COMPLXNUM: "-target-feature" "+complxnum"
+
+// RUN: %clang -target aarch64-none-none-eabi -march=armv8.3-a+nofcma -### -c
%s 2>&1 | FileCheck --check-prefix=CHECK-NOCOMPLXNUM %s
+// RUN: %clang -target aarch64-none-none-eabi -mcpu=generic+nofcma -### -c %s
2>&1 | FileCheck --check-prefix=CHECK-NOCOMPLXNUM %s
+// RUN: %clang -target aarch64-none-none-eabi -mcpu=tsv110+nofcma -### -c %s
2>&1 | FileCheck --check-prefix=CHECK-NOCOMPLXNUM %s
+// RUN: %clang -target aarch64-none-none-eabi -march=armv8.2-a+fcma+nofp -###
-c %s 2>&1 | FileCheck --check-prefix=CHECK-NOCOMPLXNUM %s
+// RUN: %clang -target aarch64-none-none-eabi -march=armv8.2-a+fcma+nosimd
-### -c %s 2>&1 | FileCheck --check-prefix=CHECK-NOCOMPLXNUM %s
+// CHECK-NOCOMPLXNUM: "-target-feature" "-complxnum"
diff --git a/clang/test/Driver/aarch64-jsconv.c
b/clang/test/Driver/aarch64-jsconv.c
new file mode 100644
index 00000000000000..71cc7c9f4aee93
--- /dev/null
+++ b/clang/test/Driver/aarch64-jsconv.c
@@ -0,0 +1,11 @@
+// RUN: %clang -target aarch64-none-none-eabi -march=armv8.3-a+jscvt -### -c
%s 2>&1 | FileCheck --check-prefix=CHECK-JSCONV %s
+// RUN: %clang -target aarch64-none-none-eabi -mcpu=generic+jscvt -### -c %s
2>&1 | FileCheck --check-prefix=CHECK-JSCONV %s
+// RUN: %clang -target aarch64-none-none-eabi -mcpu=tsv110 -### -c %s 2>&1 |
FileCheck --check-prefix=CHECK-JSCONV %s
+// CHECK-JSCONV: "-target-feature" "+jsconv"
+
+// RUN: %clang -target aarch64-none-none-eabi -march=armv8.3-a+nojscvt -### -c
%s 2>&1 | FileCheck --check-prefix=CHECK-NOJSCONV %s
+// RUN: %clang -target aarch64-none-none-eabi -mcpu=generic+nojscvt -### -c %s
2>&1 | FileCheck --check-prefix=CHECK-NOJSCONV %s
+// RUN: %clang -target aarch64-none-none-eabi -mcpu=tsv110+nojscvt -### -c %s
2>&1 | FileCheck --check-prefix=CHECK-NOJSCONV %s
+// RUN: %clang -target aarch64-none-none-eabi -march=armv8.2-a+jscvt+nofp -###
-c %s 2>&1 | FileCheck --check-prefix=CHECK-NOJSCONV %s
+// RUN: %clang -target aarch64-none-none-eabi -march=armv8.2-a+jscvt+nosimd
-### -c %s 2>&1 | FileCheck --check-prefix=CHECK-NOJSCONV %s
+// CHECK-NOJSCONV: "-target-feature" "-jsconv"
diff --git a/llvm/include/llvm/TargetParser/AArch64TargetParser.h
b/llvm/include/llvm/TargetParser/AArch64TargetParser.h
index 56c32fae712cef..276bdf10751118 100644
--- a/llvm/include/llvm/TargetParser/AArch64TargetParser.h
+++ b/llvm/include/llvm/TargetParser/AArch64TargetParser.h
@@ -173,6 +173,8 @@ enum ArchExtKind : unsigned {
AEK_SMEF8F16 = 69, // FEAT_SME_F8F16
AEK_SMEF8F32 = 70, // FEAT_SME_F8F32
AEK_SMEFA64 = 71, // FEAT_SME_FA64
+ AEK_JSCVT = 72, // FEAT_JSCVT
+ AEK_FCMA = 73, // FEAT_FCMA
AEK_NUM_EXTENSIONS
};
using ExtensionBitset = Bitset<AEK_NUM_EXTENSIONS>;
@@ -218,7 +220,7 @@ inline constexpr ExtensionInfo Extensions[] = {
{"ebf16", AArch64::AEK_NONE, {}, {}, FEAT_EBF16, "+bf16", 290},
{"f32mm", AArch64::AEK_F32MM, "+f32mm", "-f32mm", FEAT_SVE_F32MM,
"+sve,+f32mm,+fullfp16,+fp-armv8,+neon", 350},
{"f64mm", AArch64::AEK_F64MM, "+f64mm", "-f64mm", FEAT_SVE_F64MM,
"+sve,+f64mm,+fullfp16,+fp-armv8,+neon", 360},
- {"fcma", AArch64::AEK_NONE, {}, {}, FEAT_FCMA,
"+fp-armv8,+neon,+complxnum", 220},
+ {"fcma", AArch64::AEK_FCMA, "+complxnum", "-complxnum", FEAT_FCMA,
"+fp-armv8,+neon,+complxnum", 220},
{"flagm", AArch64::AEK_FLAGM, "+flagm", "-flagm", FEAT_FLAGM, "+flagm",
20},
{"flagm2", AArch64::AEK_NONE, {}, {}, FEAT_FLAGM2, "+flagm,+altnzcv", 30},
{"fp", AArch64::AEK_FP, "+fp-armv8", "-fp-armv8", FEAT_FP,
"+fp-armv8,+neon", 90},
@@ -228,7 +230,7 @@ inline constexpr ExtensionInfo Extensions[] = {
{"hbc", AArch64::AEK_HBC, "+hbc", "-hbc", FEAT_INIT, "", 0},
{"i8mm", AArch64::AEK_I8MM, "+i8mm", "-i8mm", FEAT_I8MM, "+i8mm", 270},
{"ite", AArch64::AEK_ITE, "+ite", "-ite", FEAT_INIT, "", 0},
- {"jscvt", AArch64::AEK_NONE, {}, {}, FEAT_JSCVT,
"+fp-armv8,+neon,+jsconv", 210},
+ {"jscvt", AArch64::AEK_JSCVT, "+jsconv", "-jsconv", FEAT_JSCVT,
"+fp-armv8,+neon,+jsconv", 210},
{"ls64_accdata", AArch64::AEK_NONE, {}, {}, FEAT_LS64_ACCDATA, "+ls64",
540},
{"ls64_v", AArch64::AEK_NONE, {}, {}, FEAT_LS64_V, "", 530},
{"ls64", AArch64::AEK_LS64, "+ls64", "-ls64", FEAT_LS64, "", 520},
@@ -666,7 +668,8 @@ inline constexpr CpuInfo CpuInfos[] = {
{"tsv110", ARMV8_2A,
(AArch64::ExtensionBitset(
{AArch64::AEK_AES, AArch64::AEK_SHA2, AArch64::AEK_DOTPROD,
- AArch64::AEK_FP16, AArch64::AEK_FP16FML, AArch64::AEK_PROFILE}))},
+ AArch64::AEK_FP16, AArch64::AEK_FP16FML, AArch64::AEK_PROFILE,
+ AArch64::AEK_JSCVT, AArch64::AEK_FCMA}))},
{"a64fx", ARMV8_2A,
(AArch64::ExtensionBitset({AArch64::AEK_AES, AArch64::AEK_SHA2,
AArch64::AEK_FP16,
diff --git a/llvm/unittests/TargetParser/TargetParserTest.cpp
b/llvm/unittests/TargetParser/TargetParserTest.cpp
index e2b9712b511eca..1181083ad41ffd 100644
--- a/llvm/unittests/TargetParser/TargetParserTest.cpp
+++ b/llvm/unittests/TargetParser/TargetParserTest.cpp
@@ -1610,8 +1610,8 @@ INSTANTIATE_TEST_SUITE_P(
{AArch64::AEK_CRC, AArch64::AEK_AES, AArch64::AEK_SHA2,
AArch64::AEK_FP, AArch64::AEK_SIMD, AArch64::AEK_RAS,
AArch64::AEK_LSE, AArch64::AEK_RDM, AArch64::AEK_PROFILE,
- AArch64::AEK_FP16, AArch64::AEK_FP16FML,
- AArch64::AEK_DOTPROD})),
+ AArch64::AEK_JSCVT, AArch64::AEK_FCMA, AArch64::AEK_FP16,
+ AArch64::AEK_FP16FML, AArch64::AEK_DOTPROD})),
"8.2-A"),
ARMCPUTestParams<AArch64::ExtensionBitset>(
"a64fx", "armv8.2-a", "crypto-neon-fp-armv8",
@@ -1757,6 +1757,8 @@ TEST(TargetParserTest, testAArch64Extension) {
EXPECT_TRUE(testAArch64Extension("tsv110", "fp16"));
EXPECT_TRUE(testAArch64Extension("tsv110", "fp16fml"));
EXPECT_TRUE(testAArch64Extension("tsv110", "dotprod"));
+ EXPECT_TRUE(testAArch64Extension("tsv110", "jscvt"));
+ EXPECT_TRUE(testAArch64Extension("tsv110", "fcma"));
EXPECT_TRUE(testAArch64Extension("a64fx", "fp16"));
EXPECT_TRUE(testAArch64Extension("a64fx", "sve"));
EXPECT_FALSE(testAArch64Extension("a64fx", "sve2"));
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