From b5096e9c73617bcacbe4aa39a14ff4cf28a8cb77 Mon Sep 17 00:00:00 2001 From: Anton Korobeynikov Date: Sun, 27 Apr 2008 22:54:09 +0000 Subject: [PATCH] Handle fp80 for win64 llvm-svn: 50324 --- llvm/lib/Target/X86/X86CallingConv.td | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/llvm/lib/Target/X86/X86CallingConv.td b/llvm/lib/Target/X86/X86CallingConv.td index b2a02e4a3872..e32a891eba15 100644 --- a/llvm/lib/Target/X86/X86CallingConv.td +++ b/llvm/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>>,