BinOp::Add | BinOp::Sub if !checked => None,
BinOp::Mul if !checked => {
let val_ty = if is_signed { fx.tcx.types.i128 } else { fx.tcx.types.u128 };
- Some(fx.easy_call("__multi3", &[lhs, rhs], val_ty))
+ if fx.tcx.sess.target.is_like_windows {
+ let ret_place = CPlace::new_stack_slot(fx, lhs.layout());
+ let (lhs_ptr, lhs_extra) = lhs.force_stack(fx);
+ let (rhs_ptr, rhs_extra) = rhs.force_stack(fx);
+ assert!(lhs_extra.is_none());
+ assert!(rhs_extra.is_none());
+ let args =
+ [ret_place.to_ptr().get_addr(fx), lhs_ptr.get_addr(fx), rhs_ptr.get_addr(fx)];
+ fx.lib_call(
+ "__multi3",
+ vec![
+ AbiParam::special(pointer_ty(fx.tcx), ArgumentPurpose::StructReturn),
+ AbiParam::new(pointer_ty(fx.tcx)),
+ AbiParam::new(pointer_ty(fx.tcx)),
+ ],
+ vec![],
+ &args,
+ );
+ Some(ret_place.to_cvalue(fx))
+ } else {
+ Some(fx.easy_call("__multi3", &[lhs, rhs], val_ty))
+ }
}
BinOp::Add | BinOp::Sub | BinOp::Mul => {
assert!(checked);
let out_ty = fx.tcx.mk_tup([lhs.layout().ty, fx.tcx.types.bool].iter());
let out_place = CPlace::new_stack_slot(fx, fx.layout_of(out_ty));
- let param_types = vec![
- AbiParam::special(pointer_ty(fx.tcx), ArgumentPurpose::StructReturn),
- AbiParam::new(types::I128),
- AbiParam::new(types::I128),
- ];
- let args = [out_place.to_ptr().get_addr(fx), lhs.load_scalar(fx), rhs.load_scalar(fx)];
+ let (param_types, args) = if fx.tcx.sess.target.is_like_windows {
+ let (lhs_ptr, lhs_extra) = lhs.force_stack(fx);
+ let (rhs_ptr, rhs_extra) = rhs.force_stack(fx);
+ assert!(lhs_extra.is_none());
+ assert!(rhs_extra.is_none());
+ (
+ vec![
+ AbiParam::special(pointer_ty(fx.tcx), ArgumentPurpose::StructReturn),
+ AbiParam::new(pointer_ty(fx.tcx)),
+ AbiParam::new(pointer_ty(fx.tcx)),
+ ],
+ [out_place.to_ptr().get_addr(fx), lhs_ptr.get_addr(fx), rhs_ptr.get_addr(fx)],
+ )
+ } else {
+ (
+ vec![
+ AbiParam::special(pointer_ty(fx.tcx), ArgumentPurpose::StructReturn),
+ AbiParam::new(types::I128),
+ AbiParam::new(types::I128),
+ ],
+ [out_place.to_ptr().get_addr(fx), lhs.load_scalar(fx), rhs.load_scalar(fx)],
+ )
+ };
let name = match (bin_op, is_signed) {
(BinOp::Add, false) => "__rust_u128_addo",
(BinOp::Add, true) => "__rust_i128_addo",
Some(out_place.to_cvalue(fx))
}
BinOp::Offset => unreachable!("offset should only be used on pointers, not 128bit ints"),
- BinOp::Div => {
+ BinOp::Div | BinOp::Rem => {
assert!(!checked);
- if is_signed {
- Some(fx.easy_call("__divti3", &[lhs, rhs], fx.tcx.types.i128))
- } else {
- Some(fx.easy_call("__udivti3", &[lhs, rhs], fx.tcx.types.u128))
- }
- }
- BinOp::Rem => {
- assert!(!checked);
- if is_signed {
- Some(fx.easy_call("__modti3", &[lhs, rhs], fx.tcx.types.i128))
+ let name = match (bin_op, is_signed) {
+ (BinOp::Div, false) => "__udivti3",
+ (BinOp::Div, true) => "__divti3",
+ (BinOp::Rem, false) => "__umodti3",
+ (BinOp::Rem, true) => "__modti3",
+ _ => unreachable!(),
+ };
+ if fx.tcx.sess.target.is_like_windows {
+ let (lhs_ptr, lhs_extra) = lhs.force_stack(fx);
+ let (rhs_ptr, rhs_extra) = rhs.force_stack(fx);
+ assert!(lhs_extra.is_none());
+ assert!(rhs_extra.is_none());
+ let args = [lhs_ptr.get_addr(fx), rhs_ptr.get_addr(fx)];
+ let ret = fx.lib_call(
+ name,
+ vec![AbiParam::new(pointer_ty(fx.tcx)), AbiParam::new(pointer_ty(fx.tcx))],
+ vec![AbiParam::new(types::I64X2)],
+ &args,
+ )[0];
+ // FIXME use bitcast instead of store to get from i64x2 to i128
+ let ret_place = CPlace::new_stack_slot(fx, lhs.layout());
+ ret_place.to_ptr().store(fx, ret, MemFlags::trusted());
+ Some(ret_place.to_cvalue(fx))
} else {
- Some(fx.easy_call("__umodti3", &[lhs, rhs], fx.tcx.types.u128))
+ Some(fx.easy_call(name, &[lhs, rhs], lhs.layout().ty))
}
}
BinOp::Lt | BinOp::Le | BinOp::Eq | BinOp::Ge | BinOp::Gt | BinOp::Ne => {