Rollup merge of #132247 - workingjubilee:add-rustc-abi-to-smir, r=celinval

stable_mir: Directly use types from rustc_abi

In most cases, rustc_target is not necessary, so use rustc_abi instead of its reexports.

compiler/rustc_smir/src/rustc_internal/mod.rs

@@ -170,7 +170,7 @@ pub(crate) fn static_def(&mut self, did: DefId) -> stable_mir::mir::mono::Static
         stable_mir::mir::mono::StaticDef(self.create_def_id(did))
     }
 
-    pub(crate) fn layout_id(&mut self, layout: rustc_target::abi::Layout<'tcx>) -> Layout {
+    pub(crate) fn layout_id(&mut self, layout: rustc_abi::Layout<'tcx>) -> Layout {
         self.layouts.create_or_fetch(layout)
     }
 }

compiler/rustc_smir/src/rustc_smir/alloc.rs

@@ -1,3 +1,4 @@
+use rustc_abi::{Align, Size};
 use rustc_middle::mir::ConstValue;
 use rustc_middle::mir::interpret::{AllocRange, Pointer, alloc_range};
 use stable_mir::Error;
@@ -7,7 +8,7 @@
 use crate::rustc_smir::{Stable, Tables};
 
 /// Creates new empty `Allocation` from given `Align`.
-fn new_empty_allocation(align: rustc_target::abi::Align) -> Allocation {
+fn new_empty_allocation(align: Align) -> Allocation {
     Allocation {
         bytes: Vec::new(),
         provenance: ProvenanceMap { ptrs: Vec::new() },
@@ -45,7 +46,7 @@ pub(crate) fn try_new_allocation<'tcx>(
                 .align;
             let mut allocation = rustc_middle::mir::interpret::Allocation::uninit(size, align.abi);
             allocation
-                .write_scalar(&tables.tcx, alloc_range(rustc_target::abi::Size::ZERO, size), scalar)
+                .write_scalar(&tables.tcx, alloc_range(Size::ZERO, size), scalar)
                 .map_err(|e| e.stable(tables))?;
             allocation.stable(tables)
         }
@@ -59,7 +60,7 @@ pub(crate) fn try_new_allocation<'tcx>(
         }
         ConstValue::Slice { data, meta } => {
             let alloc_id = tables.tcx.reserve_and_set_memory_alloc(data);
-            let ptr = Pointer::new(alloc_id.into(), rustc_target::abi::Size::ZERO);
+            let ptr = Pointer::new(alloc_id.into(), Size::ZERO);
             let scalar_ptr = rustc_middle::mir::interpret::Scalar::from_pointer(ptr, &tables.tcx);
             let scalar_meta =
                 rustc_middle::mir::interpret::Scalar::from_target_usize(meta, &tables.tcx);
@@ -72,7 +73,7 @@ pub(crate) fn try_new_allocation<'tcx>(
             allocation
                 .write_scalar(
                     &tables.tcx,
-                    alloc_range(rustc_target::abi::Size::ZERO, tables.tcx.data_layout.pointer_size),
+                    alloc_range(Size::ZERO, tables.tcx.data_layout.pointer_size),
                     scalar_ptr,
                 )
                 .map_err(|e| e.stable(tables))?;
@@ -112,10 +113,7 @@ pub(super) fn allocation_filter<'tcx>(
         .map(Some)
         .collect();
     for (i, b) in bytes.iter_mut().enumerate() {
-        if !alloc
+        if !alloc.init_mask().get(Size::from_bytes(i + alloc_range.start.bytes_usize())) {
-            .init_mask()
-            .get(rustc_target::abi::Size::from_bytes(i + alloc_range.start.bytes_usize()))
-        {
             *b = None;
         }
     }

compiler/rustc_smir/src/rustc_smir/convert/abi.rs

@@ -1,9 +1,9 @@
-//! Conversion of internal Rust compiler `rustc_target::abi` and `rustc_abi` items to stable ones.
+//! Conversion of internal Rust compiler `rustc_target` and `rustc_abi` items to stable ones.
 
 #![allow(rustc::usage_of_qualified_ty)]
 
 use rustc_middle::ty;
-use rustc_target::abi::call::Conv;
+use rustc_target::callconv::{self, Conv};
 use stable_mir::abi::{
     AddressSpace, ArgAbi, CallConvention, FieldsShape, FloatLength, FnAbi, IntegerLength, Layout,
     LayoutShape, PassMode, Primitive, Scalar, TagEncoding, TyAndLayout, ValueAbi, VariantsShape,
@@ -15,7 +15,7 @@
 
 use crate::rustc_smir::{Stable, Tables};
 
-impl<'tcx> Stable<'tcx> for rustc_target::abi::VariantIdx {
+impl<'tcx> Stable<'tcx> for rustc_abi::VariantIdx {
     type T = VariantIdx;
     fn stable(&self, _: &mut Tables<'_>) -> Self::T {
         VariantIdx::to_val(self.as_usize())
@@ -33,7 +33,7 @@ fn stable(&self, _tables: &mut Tables<'_>) -> Self::T {
     }
 }
 
-impl<'tcx> Stable<'tcx> for rustc_target::abi::TyAndLayout<'tcx, ty::Ty<'tcx>> {
+impl<'tcx> Stable<'tcx> for rustc_abi::TyAndLayout<'tcx, ty::Ty<'tcx>> {
     type T = TyAndLayout;
 
     fn stable(&self, tables: &mut Tables<'_>) -> Self::T {
@@ -41,7 +41,7 @@ fn stable(&self, tables: &mut Tables<'_>) -> Self::T {
     }
 }
 
-impl<'tcx> Stable<'tcx> for rustc_target::abi::Layout<'tcx> {
+impl<'tcx> Stable<'tcx> for rustc_abi::Layout<'tcx> {
     type T = Layout;
 
     fn stable(&self, tables: &mut Tables<'_>) -> Self::T {
@@ -49,9 +49,7 @@ fn stable(&self, tables: &mut Tables<'_>) -> Self::T {
     }
 }
 
-impl<'tcx> Stable<'tcx>
+impl<'tcx> Stable<'tcx> for rustc_abi::LayoutData<rustc_abi::FieldIdx, rustc_abi::VariantIdx> {
-    for rustc_abi::LayoutData<rustc_target::abi::FieldIdx, rustc_target::abi::VariantIdx>
-{
     type T = LayoutShape;
 
     fn stable(&self, tables: &mut Tables<'_>) -> Self::T {
@@ -65,7 +63,7 @@ fn stable(&self, tables: &mut Tables<'_>) -> Self::T {
     }
 }
 
-impl<'tcx> Stable<'tcx> for rustc_target::abi::call::FnAbi<'tcx, ty::Ty<'tcx>> {
+impl<'tcx> Stable<'tcx> for callconv::FnAbi<'tcx, ty::Ty<'tcx>> {
     type T = FnAbi;
 
     fn stable(&self, tables: &mut Tables<'_>) -> Self::T {
@@ -81,7 +79,7 @@ fn stable(&self, tables: &mut Tables<'_>) -> Self::T {
     }
 }
 
-impl<'tcx> Stable<'tcx> for rustc_target::abi::call::ArgAbi<'tcx, ty::Ty<'tcx>> {
+impl<'tcx> Stable<'tcx> for callconv::ArgAbi<'tcx, ty::Ty<'tcx>> {
     type T = ArgAbi;
 
     fn stable(&self, tables: &mut Tables<'_>) -> Self::T {
@@ -93,7 +91,7 @@ fn stable(&self, tables: &mut Tables<'_>) -> Self::T {
     }
 }
 
-impl<'tcx> Stable<'tcx> for rustc_target::abi::call::Conv {
+impl<'tcx> Stable<'tcx> for callconv::Conv {
     type T = CallConvention;
 
     fn stable(&self, _tables: &mut Tables<'_>) -> Self::T {
@@ -122,31 +120,29 @@ fn stable(&self, _tables: &mut Tables<'_>) -> Self::T {
     }
 }
 
-impl<'tcx> Stable<'tcx> for rustc_target::abi::call::PassMode {
+impl<'tcx> Stable<'tcx> for callconv::PassMode {
     type T = PassMode;
 
     fn stable(&self, _tables: &mut Tables<'_>) -> Self::T {
         match self {
-            rustc_target::abi::call::PassMode::Ignore => PassMode::Ignore,
+            callconv::PassMode::Ignore => PassMode::Ignore,
-            rustc_target::abi::call::PassMode::Direct(attr) => PassMode::Direct(opaque(attr)),
+            callconv::PassMode::Direct(attr) => PassMode::Direct(opaque(attr)),
-            rustc_target::abi::call::PassMode::Pair(first, second) => {
+            callconv::PassMode::Pair(first, second) => {
                 PassMode::Pair(opaque(first), opaque(second))
             }
-            rustc_target::abi::call::PassMode::Cast { pad_i32, cast } => {
+            callconv::PassMode::Cast { pad_i32, cast } => {
                 PassMode::Cast { pad_i32: *pad_i32, cast: opaque(cast) }
             }
-            rustc_target::abi::call::PassMode::Indirect { attrs, meta_attrs, on_stack } => {
+            callconv::PassMode::Indirect { attrs, meta_attrs, on_stack } => PassMode::Indirect {
-                PassMode::Indirect {
                 attrs: opaque(attrs),
                 meta_attrs: opaque(meta_attrs),
                 on_stack: *on_stack,
-                }
+            },
-            }
         }
     }
 }
 
-impl<'tcx> Stable<'tcx> for rustc_abi::FieldsShape<rustc_target::abi::FieldIdx> {
+impl<'tcx> Stable<'tcx> for rustc_abi::FieldsShape<rustc_abi::FieldIdx> {
     type T = FieldsShape;
 
     fn stable(&self, tables: &mut Tables<'_>) -> Self::T {
@@ -163,9 +159,7 @@ fn stable(&self, tables: &mut Tables<'_>) -> Self::T {
     }
 }
 
-impl<'tcx> Stable<'tcx>
+impl<'tcx> Stable<'tcx> for rustc_abi::Variants<rustc_abi::FieldIdx, rustc_abi::VariantIdx> {
-    for rustc_abi::Variants<rustc_target::abi::FieldIdx, rustc_target::abi::VariantIdx>
-{
     type T = VariantsShape;
 
     fn stable(&self, tables: &mut Tables<'_>) -> Self::T {
@@ -185,7 +179,7 @@ fn stable(&self, tables: &mut Tables<'_>) -> Self::T {
     }
 }
 
-impl<'tcx> Stable<'tcx> for rustc_abi::TagEncoding<rustc_target::abi::VariantIdx> {
+impl<'tcx> Stable<'tcx> for rustc_abi::TagEncoding<rustc_abi::VariantIdx> {
     type T = TagEncoding;
 
     fn stable(&self, tables: &mut Tables<'_>) -> Self::T {

compiler/rustc_smir/src/rustc_smir/convert/mir.rs

@@ -691,11 +691,7 @@ impl<'tcx> Stable<'tcx> for mir::interpret::Allocation {
     type T = stable_mir::ty::Allocation;
 
     fn stable(&self, tables: &mut Tables<'_>) -> Self::T {
-        alloc::allocation_filter(
+        alloc::allocation_filter(self, alloc_range(rustc_abi::Size::ZERO, self.size()), tables)
-            self,
-            alloc_range(rustc_target::abi::Size::ZERO, self.size()),
-            tables,
-        )
     }
 }
 

compiler/rustc_smir/src/rustc_smir/mod.rs

@@ -36,7 +36,7 @@ pub struct Tables<'tcx> {
     pub(crate) instances: IndexMap<ty::Instance<'tcx>, InstanceDef>,
     pub(crate) ty_consts: IndexMap<ty::Const<'tcx>, TyConstId>,
     pub(crate) mir_consts: IndexMap<mir::Const<'tcx>, MirConstId>,
-    pub(crate) layouts: IndexMap<rustc_target::abi::Layout<'tcx>, Layout>,
+    pub(crate) layouts: IndexMap<rustc_abi::Layout<'tcx>, Layout>,
 }
 
 impl<'tcx> Tables<'tcx> {