bjoernager/rust
bjoernager/rust
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Move ArgAbi::pad_i32 into PassMode::Cast.

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Because it's only needed for that variant. This shrinks the types and
clarifies the logic.
This commit is contained in:
Nicholas Nethercote 2022-08-25 22:19:38 +10:00
parent b853e8a619
commit f974617bda
14 changed files with 80 additions and 88 deletions
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8
compiler/rustc_codegen_gcc/src/intrinsic/mod.rs
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@ -130,7 +130,7 @@ impl<'a, 'gcc, 'tcx> IntrinsicCallMethods<'tcx> for Builder<'a, 'gcc, 'tcx> {
sym::volatile_load | sym::unaligned_volatile_load => {
let tp_ty = substs.type_at(0);
let mut ptr = args[0].immediate();
if let PassMode::Cast(ty) = &fn_abi.ret.mode {
if let PassMode::Cast(ty, _) = &fn_abi.ret.mode {
ptr = self.pointercast(ptr, self.type_ptr_to(ty.gcc_type(self)));
}
let load = self.volatile_load(ptr.get_type(), ptr);
@ -320,7 +320,7 @@ impl<'a, 'gcc, 'tcx> IntrinsicCallMethods<'tcx> for Builder<'a, 'gcc, 'tcx> {
};
if !fn_abi.ret.is_ignore() {
if let PassMode::Cast(ty) = &fn_abi.ret.mode {
if let PassMode::Cast(ty, _) = &fn_abi.ret.mode {
let ptr_llty = self.type_ptr_to(ty.gcc_type(self));
let ptr = self.pointercast(result.llval, ptr_llty);
self.store(llval, ptr, result.align);
@ -416,7 +416,7 @@ impl<'gcc, 'tcx> ArgAbiExt<'gcc, 'tcx> for ArgAbi<'tcx, Ty<'tcx>> {
else if self.is_unsized_indirect() {
bug!("unsized `ArgAbi` must be handled through `store_fn_arg`");
}
else if let PassMode::Cast(ref cast) = self.mode {
else if let PassMode::Cast(ref cast, _) = self.mode {
// FIXME(eddyb): Figure out when the simpler Store is safe, clang
// uses it for i16 -> {i8, i8}, but not for i24 -> {i8, i8, i8}.
let can_store_through_cast_ptr = false;
@ -481,7 +481,7 @@ impl<'gcc, 'tcx> ArgAbiExt<'gcc, 'tcx> for ArgAbi<'tcx, Ty<'tcx>> {
PassMode::Indirect { extra_attrs: Some(_), .. } => {
OperandValue::Ref(next(), Some(next()), self.layout.align.abi).store(bx, dst);
},
PassMode::Direct(_) | PassMode::Indirect { extra_attrs: None, .. } | PassMode::Cast(_) => {
PassMode::Direct(_) | PassMode::Indirect { extra_attrs: None, .. } | PassMode::Cast(..) => {
let next_arg = next();
self.store(bx, next_arg, dst);
},