[ARM64] Handle fp128 for parameter passing on stack

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207222 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/ARM64/ARM64CallingConvention.td b/lib/Target/ARM64/ARM64CallingConvention.td
index 1a2463062ef1d97608f1a16555bbbd660395dba5..40324953c02626df84efc0104b81977e4369a73d 100644 (file)
--- a/lib/Target/ARM64/ARM64CallingConvention.td
+++ b/lib/Target/ARM64/ARM64CallingConvention.td
@@ -59,7 +59,8 @@ def CC_ARM64_AAPCS : CallingConv<[
   CCIfType<[i32, f32], CCAssignToStack<8, 8>>,
   CCIfType<[i64, f64, v1f64, v2f32, v1i64, v2i32, v4i16, v8i8],
            CCAssignToStack<8, 8>>,
-  CCIfType<[v2i64, v4i32, v8i16, v16i8, v4f32, v2f64], CCAssignToStack<16, 16>>
+  CCIfType<[f128, v2i64, v4i32, v8i16, v16i8, v4f32, v2f64],
+           CCAssignToStack<16, 16>>
 ]>;
 
 def RetCC_ARM64_AAPCS : CallingConv<[

diff --git a/test/CodeGen/ARM64/aapcs.ll b/test/CodeGen/ARM64/aapcs.ll
index 293fe1af0e1a83df8437f9aa27de6571b0ec9991..bd206a48b732e069c8be2146845ea4979c5e11e7 100644 (file)
--- a/test/CodeGen/ARM64/aapcs.ll
+++ b/test/CodeGen/ARM64/aapcs.ll
@@ -94,3 +94,10 @@ define i128 @test_i128_shadow([7 x i64] %x0_x6, i128 %sp) {
 
   ret i128 %sp
 }
+
+; This test is to check if fp128 can be correctly handled on stack.
+define fp128 @test_fp128([8 x float] %arg0, fp128 %arg1) {
+; CHECK-LABEL: test_fp128:
+; CHECK: ldr {{q[0-9]+}}, [sp]
+  ret fp128 %arg1
+}