ARM64: initial clang support commit.
This adds Clang support for the ARM64 backend. There are definitely
still some rough edges, so please bring up any issues you see with
this patch.
As with the LLVM commit though, we think it'll be more useful for
merging with AArch64 from within the tree.
llvm-svn: 205100
diff --git a/clang/test/CodeGen/arm64-crc32.c b/clang/test/CodeGen/arm64-crc32.c
new file mode 100644
index 0000000..cb31a78
--- /dev/null
+++ b/clang/test/CodeGen/arm64-crc32.c
@@ -0,0 +1,55 @@
+// REQUIRES: arm64-registered-target
+// RUN: %clang_cc1 -triple arm64-none-linux-gnu \
+// RUN: -O3 -S -emit-llvm -o - %s | FileCheck %s
+
+int crc32b(int a, char b)
+{
+ return __builtin_arm_crc32b(a,b);
+// CHECK: [[T0:%[0-9]+]] = zext i8 %b to i32
+// CHECK: call i32 @llvm.arm64.crc32b(i32 %a, i32 [[T0]])
+}
+
+int crc32cb(int a, char b)
+{
+ return __builtin_arm_crc32cb(a,b);
+// CHECK: [[T0:%[0-9]+]] = zext i8 %b to i32
+// CHECK: call i32 @llvm.arm64.crc32cb(i32 %a, i32 [[T0]])
+}
+
+int crc32h(int a, short b)
+{
+ return __builtin_arm_crc32h(a,b);
+// CHECK: [[T0:%[0-9]+]] = zext i16 %b to i32
+// CHECK: call i32 @llvm.arm64.crc32h(i32 %a, i32 [[T0]])
+}
+
+int crc32ch(int a, short b)
+{
+ return __builtin_arm_crc32ch(a,b);
+// CHECK: [[T0:%[0-9]+]] = zext i16 %b to i32
+// CHECK: call i32 @llvm.arm64.crc32ch(i32 %a, i32 [[T0]])
+}
+
+int crc32w(int a, int b)
+{
+ return __builtin_arm_crc32w(a,b);
+// CHECK: call i32 @llvm.arm64.crc32w(i32 %a, i32 %b)
+}
+
+int crc32cw(int a, int b)
+{
+ return __builtin_arm_crc32cw(a,b);
+// CHECK: call i32 @llvm.arm64.crc32cw(i32 %a, i32 %b)
+}
+
+int crc32d(int a, long b)
+{
+ return __builtin_arm_crc32d(a,b);
+// CHECK: call i32 @llvm.arm64.crc32x(i32 %a, i64 %b)
+}
+
+int crc32cd(int a, long b)
+{
+ return __builtin_arm_crc32cd(a,b);
+// CHECK: call i32 @llvm.arm64.crc32cx(i32 %a, i64 %b)
+}