[AArch64 NEON] Add test case for vector FP_ROUND.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@200110 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/AArch64/neon-fpround_f128.ll b/test/CodeGen/AArch64/neon-fpround_f128.ll
new file mode 100644 (file)
index 0000000..a93f3f2
--- /dev/null
+++ b/test/CodeGen/AArch64/neon-fpround_f128.ll
@@ -0,0 +1,18 @@
+; RUN: llc < %s -verify-machineinstrs -mtriple=aarch64-none-linux-gnu -mattr=+neon -fp-contract=fast | FileCheck %s
+
+define <1 x double> @test_fpround_v1f128(<1 x fp128>* %a) {
+; CHECK-LABEL: test_fpround_v1f128:
+; CHECK: bl __trunctfdf2
+  %b = load <1 x fp128>* %a
+  %c = fptrunc <1 x fp128> %b to <1 x double>
+  ret <1 x double> %c
+}
+
+define <2 x double> @test_fpround_v2f128(<2 x fp128>* %a) {
+; CHECK-LABEL: test_fpround_v2f128:
+; CHECK: bl __trunctfdf2
+; CHECK: bl __trunctfdf2
+  %b = load <2 x fp128>* %a
+  %c = fptrunc <2 x fp128> %b to <2 x double>
+  ret <2 x double> %c
+}