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Fix FP return for Win64 ABI

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50342 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anton Korobeynikov
2008-04-28 07:40:07 +00:00
parent 6833b0601b
commit 2810d675f8
1 changed files with 4 additions and 0 deletions
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4
lib/Target/X86/X86CallingConv.td
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@@ -83,6 +83,10 @@ def RetCC_X86_Win64_C : CallingConv<[
// The X86-Win64 calling convention always returns __m64 values in RAX.
CCIfType<[v8i8, v4i16, v2i32, v1i64], CCAssignToReg<[RAX]>>,
// And FP in XMM0 only.
CCIfType<[f32], CCAssignToReg<[XMM0]>>,
CCIfType<[f64], CCAssignToReg<[XMM0]>>,
// Otherwise, everything is the same as 'normal' X86-64 C CC.
CCDelegateTo<RetCC_X86_64_C>
]>;