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-rw-r--r--clang/include/clang/Basic/arm_neon.td4
-rw-r--r--clang/lib/CodeGen/CGBuiltin.cpp4
-rw-r--r--clang/test/CodeGen/aarch64-neon-intrinsics.c6
3 files changed, 14 insertions, 0 deletions
diff --git a/clang/include/clang/Basic/arm_neon.td b/clang/include/clang/Basic/arm_neon.td
index bc989cde671..56b7e9c15b4 100644
--- a/clang/include/clang/Basic/arm_neon.td
+++ b/clang/include/clang/Basic/arm_neon.td
@@ -864,6 +864,10 @@ def SCALAR_ABS : SInst<"vabs", "ss", "Sl">;
def SCALAR_SQABS : SInst<"vqabs", "ss", "ScSsSiSl">;
////////////////////////////////////////////////////////////////////////////////
+// Scalar Negate
+def SCALAR_NEG : SInst<"vneg", "ss", "Sl">;
+
+////////////////////////////////////////////////////////////////////////////////
// Scalar Signed Saturating Negate
def SCALAR_SQNEG : SInst<"vqneg", "ss", "ScSsSiSl">;
diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp
index 74ff2dd4639..36829391e53 100644
--- a/clang/lib/CodeGen/CGBuiltin.cpp
+++ b/clang/lib/CodeGen/CGBuiltin.cpp
@@ -2085,6 +2085,10 @@ static Value *EmitAArch64ScalarBuiltinExpr(CodeGenFunction &CGF,
case AArch64::BI__builtin_neon_vqabsd_s64:
Int = Intrinsic::arm_neon_vqabs;
s = "vqabs"; OverloadInt = true; break;
+ // Scalar Negate
+ case AArch64::BI__builtin_neon_vnegd_s64:
+ Int = Intrinsic::aarch64_neon_vneg;
+ s = "vneg"; OverloadInt = false; break;
// Scalar Signed Saturating Negate
case AArch64::BI__builtin_neon_vqnegb_s8:
case AArch64::BI__builtin_neon_vqnegh_s16:
diff --git a/clang/test/CodeGen/aarch64-neon-intrinsics.c b/clang/test/CodeGen/aarch64-neon-intrinsics.c
index 37fb3775c3e..d3fd0cd585e 100644
--- a/clang/test/CodeGen/aarch64-neon-intrinsics.c
+++ b/clang/test/CodeGen/aarch64-neon-intrinsics.c
@@ -7148,6 +7148,12 @@ int64_t test_vqabsd_s64(int64_t a) {
return (int64_t)vqabsd_s64(a);
}
+int64_t test_vnegd_s64(int64_t a) {
+// CHECK: test_vnegd_s64
+// CHECK: neg {{d[0-9]+}}, {{d[0-9]+}}
+ return (int64_t)vnegd_s64(a);
+}
+
int8_t test_vqnegb_s8(int8_t a) {
// CHECK: test_vqnegb_s8
// CHECK: sqneg {{b[0-9]+}}, {{b[0-9]+}}
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