diff options
Diffstat (limited to 'llvm/lib/Target/X86/X86CallingConv.td')
| -rw-r--r-- | llvm/lib/Target/X86/X86CallingConv.td | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86CallingConv.td b/llvm/lib/Target/X86/X86CallingConv.td index ed17b1d4d04..263a207a667 100644 --- a/llvm/lib/Target/X86/X86CallingConv.td +++ b/llvm/lib/Target/X86/X86CallingConv.td @@ -303,6 +303,10 @@ def CC_X86_64_C : CallingConv<[ // A SwiftError is passed in R12. CCIfSwiftError<CCIfType<[i64], CCAssignToReg<[R12]>>>, + // For Swift Calling Convention, pass sret in %RAX. + CCIfCC<"CallingConv::Swift", + CCIfSRet<CCIfType<[i64], CCAssignToReg<[RAX]>>>>, + // The first 6 integer arguments are passed in integer registers. CCIfType<[i32], CCAssignToReg<[EDI, ESI, EDX, ECX, R8D, R9D]>>, CCIfType<[i64], CCAssignToReg<[RDI, RSI, RDX, RCX, R8 , R9 ]>>, |
