Merge "Introduce new Arm64 arch variant with dot product features"
diff --git a/android/arch.go b/android/arch.go
index 8500bc7..4141138 100644
--- a/android/arch.go
+++ b/android/arch.go
@@ -125,6 +125,7 @@
Arm64: {
"armv8_a",
"armv8_2a",
+ "armv8-2a-dotprod",
"cortex-a53",
"cortex-a55",
"cortex-a72",
@@ -172,6 +173,9 @@
Arm: {
"neon",
},
+ Arm64: {
+ "dotprod",
+ },
X86: {
"ssse3",
"sse4",
@@ -209,6 +213,11 @@
"neon",
},
},
+ Arm64: {
+ "armv8-2a-dotprod": {
+ "dotprod",
+ },
+ },
X86: {
"amberlake": {
"ssse3",
@@ -1628,9 +1637,10 @@
{"arm64", "armv8-a", "kryo", []string{"arm64-v8a"}},
{"arm64", "armv8-a", "exynos-m1", []string{"arm64-v8a"}},
{"arm64", "armv8-a", "exynos-m2", []string{"arm64-v8a"}},
- {"arm64", "armv8-2a", "cortex-a75", []string{"arm64-v8a"}},
- {"arm64", "armv8-2a", "cortex-a76", []string{"arm64-v8a"}},
{"arm64", "armv8-2a", "kryo385", []string{"arm64-v8a"}},
+ {"arm64", "armv8-2a-dotprod", "cortex-a55", []string{"arm64-v8a"}},
+ {"arm64", "armv8-2a-dotprod", "cortex-a75", []string{"arm64-v8a"}},
+ {"arm64", "armv8-2a-dotprod", "cortex-a76", []string{"arm64-v8a"}},
{"x86", "", "", []string{"x86"}},
{"x86", "atom", "", []string{"x86"}},
{"x86", "haswell", "", []string{"x86"}},
diff --git a/cc/config/arm64_device.go b/cc/config/arm64_device.go
index 62d8cc8..e6024aa 100644
--- a/cc/config/arm64_device.go
+++ b/cc/config/arm64_device.go
@@ -34,6 +34,9 @@
"armv8-2a": []string{
"-march=armv8.2-a",
},
+ "armv8-2a-dotprod": []string{
+ "-march=armv8.2-a+dotprod",
+ },
}
arm64Ldflags = []string{
@@ -100,6 +103,7 @@
pctx.StaticVariable("Arm64ClangArmv8ACflags", strings.Join(arm64ArchVariantCflags["armv8-a"], " "))
pctx.StaticVariable("Arm64ClangArmv82ACflags", strings.Join(arm64ArchVariantCflags["armv8-2a"], " "))
+ pctx.StaticVariable("Arm64ClangArmv82ADotprodCflags", strings.Join(arm64ArchVariantCflags["armv8-2a-dotprod"], " "))
pctx.StaticVariable("Arm64ClangCortexA53Cflags",
strings.Join(arm64ClangCpuVariantCflags["cortex-a53"], " "))
@@ -121,6 +125,7 @@
arm64ClangArchVariantCflagsVar = map[string]string{
"armv8-a": "${config.Arm64ClangArmv8ACflags}",
"armv8-2a": "${config.Arm64ClangArmv82ACflags}",
+ "armv8-2a-dotprod": "${config.Arm64ClangArmv82ADotprodCflags}",
}
arm64ClangCpuVariantCflagsVar = map[string]string{
@@ -198,6 +203,7 @@
switch arch.ArchVariant {
case "armv8-a":
case "armv8-2a":
+ case "armv8-2a-dotprod":
// Nothing extra for armv8-a/armv8-2a
default:
panic(fmt.Sprintf("Unknown ARM architecture version: %q", arch.ArchVariant))
diff --git a/rust/config/arm64_device.go b/rust/config/arm64_device.go
index 7d13c42..21b22a4 100644
--- a/rust/config/arm64_device.go
+++ b/rust/config/arm64_device.go
@@ -28,6 +28,7 @@
Arm64ArchVariantRustFlags = map[string][]string{
"armv8-a": []string{},
"armv8-2a": []string{},
+ "armv8-2a-dotprod": []string{},
}
)