// Long doubles get slots whose size depends on the subtarget.
CCIfType<[f80], CCAssignToStack<0, 4>>,
- // The first 4 vector arguments are passed in XMM registers.
+ // The first 4 SSE vector arguments are passed in XMM registers.
CCIfNotVarArg<CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64],
CCAssignToReg<[XMM0, XMM1, XMM2, XMM3]>>>,
- // Other vectors get 16-byte stack slots that are 16-byte aligned.
+ // Other SSE vectors get 16-byte stack slots that are 16-byte aligned.
CCIfType<[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64], CCAssignToStack<16, 16>>,
- // __m64 vectors get 8-byte stack slots that are 8-byte aligned. They are
+ // __m64 vectors get 8-byte stack slots that are 4-byte aligned. They are
// passed in the parameter area.
- CCIfType<[v8i8, v4i16, v2i32, v1i64], CCAssignToStack<8, 8>>
+ CCIfType<[v8i8, v4i16, v2i32, v1i64], CCAssignToStack<8, 4>>
]>;
def CC_X86_32_C : CallingConv<[