x86-32 long doubles are 4-byte aligned on the stack
for parameter passing (only for that, on Darwin).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45038 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86CallingConv.td b/lib/Target/X86/X86CallingConv.td
index aacd5a4..c1196e6 100644
--- a/lib/Target/X86/X86CallingConv.td
+++ b/lib/Target/X86/X86CallingConv.td
@@ -183,7 +183,7 @@
// Long doubles get slots whose size and alignment depends on the
// subtarget.
- CCIfType<[f80], CCAssignToStack<0, 0>>,
+ CCIfType<[f80], CCAssignToStack<16, 4>>,
// The first 4 vector arguments are passed in XMM registers.
CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64],