Add risc-v support to versioner.

Also fill out some of the data we've fallen behind on, like "which API
levels actually exist".

Signed-off-by: Mao Han <han_mao@linux.alibaba.com>
Signed-off-by: Xia Lifang <lifang_xia@linux.alibaba.com>
Signed-off-by: Chen Guoyin <chenguoyin.cgy@linux.alibaba.com>
Signed-off-by: Wang Chen <wangchen20@iscas.ac.cn>
Signed-off-by: Lu Xufan <luxufan@iscas.ac.cn>
Test: treehugger
Change-Id: I1939426c4a22fea14232a7a93c768691ebb242ec
diff --git a/tools/versioner/src/Arch.h b/tools/versioner/src/Arch.h
index 74d0f8f..fd98abc 100644
--- a/tools/versioner/src/Arch.h
+++ b/tools/versioner/src/Arch.h
@@ -28,6 +28,7 @@
 enum class Arch : size_t {
   arm = 0,
   arm64,
+  riscv64,
   x86,
   x86_64,
 };
@@ -121,6 +122,7 @@
 static const std::set<Arch> supported_archs = {
   Arch::arm,
   Arch::arm64,
+  Arch::riscv64,
   Arch::x86,
   Arch::x86_64,
 };
@@ -128,17 +130,19 @@
 static ArchMap<std::string> arch_targets = {
   { Arch::arm, "arm-linux-androideabi" },
   { Arch::arm64, "aarch64-linux-android" },
+  { Arch::riscv64, "riscv64-linux-android" },
   { Arch::x86, "i686-linux-android" },
   { Arch::x86_64, "x86_64-linux-android" },
 };
 
 static const std::set<int> default_levels = {
-  14, 15, 16, 17, 18, 19, 21, 23, 24, 25, 26, 27, 28, 29, 30,
+  14, 15, 16, 17, 18, 19, 21, 23, 24, 25, 26, 27, 28, 29, 30, 31, 33, 34,
 };
 
 static const ArchMap<int> arch_min_api = {
   { Arch::arm, 9 },
   { Arch::arm64, 21 },
+  { Arch::riscv64, 10000 },
   { Arch::x86, 9 },
   { Arch::x86_64, 21 },
 };
@@ -160,4 +164,7 @@
   {"P", 28},
   {"Q", 29},
   {"R", 30},
+  {"S", 31},
+  {"T", 33},
+  {"U", 34},
 };