OSchip
/
llvm-project
mirror of https://github.com/THU-DSP-LAB/llvm-project.git
13
0
Fork 6
Code Issues Packages Projects Releases Wiki Activity

Fix FP return for Win64 ABI 

llvm-svn: 50342
This commit is contained in:
Anton Korobeynikov 2008-04-28 07:40:07 +00:00
parent c9e280c78a
commit fac70f2f44
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
llvm/lib/Target/X86/X86CallingConv.td
View File

@ -83,6 +83,10 @@ def RetCC_X86_Win64_C : CallingConv<[
// The X86-Win64 calling convention always returns __m64 values in RAX. // The X86-Win64 calling convention always returns __m64 values in RAX.
CCIfType<[v8i8, v4i16, v2i32, v1i64], CCAssignToReg<[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. // Otherwise, everything is the same as 'normal' X86-64 C CC.
CCDelegateTo<RetCC_X86_64_C> CCDelegateTo<RetCC_X86_64_C>
]>; ]>;