diff options
| -rw-r--r-- | lib/Target/X86/X86CallingConv.td | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/Target/X86/X86CallingConv.td b/lib/Target/X86/X86CallingConv.td index b2a02e4a38..e32a891eba 100644 --- a/lib/Target/X86/X86CallingConv.td +++ b/lib/Target/X86/X86CallingConv.td @@ -165,7 +165,6 @@ def CC_X86_64_C : CallingConv<[ // Calling convention used on Win64 def CC_X86_Win64_C : CallingConv<[ // FIXME: Handle byval stuff. - // FIXME: Handle fp80. // FIXME: Handle varargs. // Promote i8/i16 arguments to i32. @@ -194,6 +193,10 @@ def CC_X86_Win64_C : CallingConv<[ // 16-byte aligned if there are no more registers to hold them. CCIfType<[i32, i64, f32, f64], CCAssignToStack<8, 16>>, + // Long doubles get stack slots whose size and alignment depends on the + // subtarget. + CCIfType<[f80], CCAssignToStack<0, 0>>, + // Vectors get 16-byte stack slots that are 16-byte aligned. CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64], CCAssignToStack<16, 16>>, |