compiler: Directly use rustc_abi in codegen

35 files changed, 50 insertions, 52 deletions

diff --git a/compiler/rustc_codegen_llvm/src/abi.rs b/compiler/rustc_codegen_llvm/src/abi.rs
index 855ca010611..1d35138b013 100644
--- a/compiler/rustc_codegen_llvm/src/abi.rs
+++ b/compiler/rustc_codegen_llvm/src/abi.rs
@@ -2,6 +2,7 @@ use std::cmp;
 
 use libc::c_uint;
 use rustc_abi as abi;
+pub(crate) use rustc_abi::ExternAbi;
 use rustc_abi::Primitive::Int;
 use rustc_abi::{HasDataLayout, Size};
 use rustc_codegen_ssa::MemFlags;
@@ -13,9 +14,8 @@ use rustc_middle::ty::layout::LayoutOf;
 pub(crate) use rustc_middle::ty::layout::{WIDE_PTR_ADDR, WIDE_PTR_EXTRA};
 use rustc_middle::{bug, ty};
 use rustc_session::config;
-pub(crate) use rustc_target::abi::call::*;
+pub(crate) use rustc_target::callconv::*;
 use rustc_target::spec::SanitizerSet;
-pub(crate) use rustc_target::spec::abi::Abi;
 use smallvec::SmallVec;
 
 use crate::attributes::llfn_attrs_from_instance;
@@ -436,7 +436,7 @@ impl<'ll, 'tcx> FnAbiLlvmExt<'ll, 'tcx> for FnAbi<'tcx, Ty<'tcx>> {
             i - 1
         };
 
-        let apply_range_attr = |idx: AttributePlace, scalar: rustc_target::abi::Scalar| {
+        let apply_range_attr = |idx: AttributePlace, scalar: rustc_abi::Scalar| {
             if cx.sess().opts.optimize != config::OptLevel::No
                 && llvm_util::get_version() >= (19, 0, 0)
                 && matches!(scalar.primitive(), Int(..))
diff --git a/compiler/rustc_codegen_llvm/src/asm.rs b/compiler/rustc_codegen_llvm/src/asm.rs
index 53758967552..21df60a4a7b 100644
--- a/compiler/rustc_codegen_llvm/src/asm.rs
+++ b/compiler/rustc_codegen_llvm/src/asm.rs
@@ -1,6 +1,7 @@
 use std::assert_matches::assert_matches;
 
 use libc::{c_char, c_uint};
+use rustc_abi::{BackendRepr, Float, Integer, Primitive, Scalar};
 use rustc_ast::{InlineAsmOptions, InlineAsmTemplatePiece};
 use rustc_codegen_ssa::mir::operand::OperandValue;
 use rustc_codegen_ssa::traits::*;
@@ -9,7 +10,6 @@ use rustc_middle::ty::Instance;
 use rustc_middle::ty::layout::TyAndLayout;
 use rustc_middle::{bug, span_bug};
 use rustc_span::{Pos, Span, Symbol, sym};
-use rustc_target::abi::*;
 use rustc_target::asm::*;
 use smallvec::SmallVec;
 use tracing::debug;
diff --git a/compiler/rustc_codegen_llvm/src/builder.rs b/compiler/rustc_codegen_llvm/src/builder.rs
index 15883c91053..751b2235dc8 100644
--- a/compiler/rustc_codegen_llvm/src/builder.rs
+++ b/compiler/rustc_codegen_llvm/src/builder.rs
@@ -21,7 +21,7 @@ use rustc_middle::ty::{self, Instance, Ty, TyCtxt};
 use rustc_sanitizers::{cfi, kcfi};
 use rustc_session::config::OptLevel;
 use rustc_span::Span;
-use rustc_target::abi::call::FnAbi;
+use rustc_target::callconv::FnAbi;
 use rustc_target::spec::{HasTargetSpec, SanitizerSet, Target};
 use smallvec::SmallVec;
 use tracing::{debug, instrument};
diff --git a/compiler/rustc_codegen_llvm/src/consts.rs b/compiler/rustc_codegen_llvm/src/consts.rs
index 21d996ef460..bed64686a23 100644
--- a/compiler/rustc_codegen_llvm/src/consts.rs
+++ b/compiler/rustc_codegen_llvm/src/consts.rs
@@ -1,5 +1,8 @@
 use std::ops::Range;
 
+use rustc_abi::{
+    Align, AlignFromBytesError, HasDataLayout, Primitive, Scalar, Size, WrappingRange,
+};
 use rustc_codegen_ssa::common;
 use rustc_codegen_ssa::traits::*;
 use rustc_hir::def::DefKind;
@@ -14,9 +17,6 @@ use rustc_middle::ty::layout::LayoutOf;
 use rustc_middle::ty::{self, Instance};
 use rustc_middle::{bug, span_bug};
 use rustc_session::config::Lto;
-use rustc_target::abi::{
-    Align, AlignFromBytesError, HasDataLayout, Primitive, Scalar, Size, WrappingRange,
-};
 use tracing::{debug, instrument, trace};
 
 use crate::common::{AsCCharPtr, CodegenCx};
diff --git a/compiler/rustc_codegen_llvm/src/context.rs b/compiler/rustc_codegen_llvm/src/context.rs
index 03f4fb527a8..6838a6f9779 100644
--- a/compiler/rustc_codegen_llvm/src/context.rs
+++ b/compiler/rustc_codegen_llvm/src/context.rs
@@ -3,6 +3,7 @@ use std::cell::{Cell, RefCell};
 use std::ffi::{CStr, c_uint};
 use std::str;
 
+use rustc_abi::{HasDataLayout, TargetDataLayout, VariantIdx};
 use rustc_codegen_ssa::back::versioned_llvm_target;
 use rustc_codegen_ssa::base::{wants_msvc_seh, wants_wasm_eh};
 use rustc_codegen_ssa::errors as ssa_errors;
@@ -24,7 +25,6 @@ use rustc_session::config::{
 };
 use rustc_span::source_map::Spanned;
 use rustc_span::{DUMMY_SP, Span};
-use rustc_target::abi::{HasDataLayout, TargetDataLayout, VariantIdx};
 use rustc_target::spec::{HasTargetSpec, RelocModel, SmallDataThresholdSupport, Target, TlsModel};
 use smallvec::SmallVec;
 
diff --git a/compiler/rustc_codegen_llvm/src/coverageinfo/mod.rs b/compiler/rustc_codegen_llvm/src/coverageinfo/mod.rs
index e4ff50816b9..aaba0684c12 100644
--- a/compiler/rustc_codegen_llvm/src/coverageinfo/mod.rs
+++ b/compiler/rustc_codegen_llvm/src/coverageinfo/mod.rs
@@ -2,6 +2,7 @@ use std::cell::{OnceCell, RefCell};
 use std::ffi::{CStr, CString};
 
 use libc::c_uint;
+use rustc_abi::Size;
 use rustc_codegen_ssa::traits::{
     BuilderMethods, ConstCodegenMethods, CoverageInfoBuilderMethods, MiscCodegenMethods,
 };
@@ -10,7 +11,6 @@ use rustc_llvm::RustString;
 use rustc_middle::mir::coverage::CoverageKind;
 use rustc_middle::ty::Instance;
 use rustc_middle::ty::layout::HasTyCtxt;
-use rustc_target::abi::Size;
 use tracing::{debug, instrument};
 
 use crate::builder::Builder;
diff --git a/compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs b/compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs
index 0d1fd0163eb..151923a3bd2 100644
--- a/compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs
+++ b/compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs
@@ -5,6 +5,7 @@ use std::path::{Path, PathBuf};
 use std::{iter, ptr};
 
 use libc::{c_char, c_longlong, c_uint};
+use rustc_abi::{Align, Size};
 use rustc_codegen_ssa::debuginfo::type_names::{VTableNameKind, cpp_like_debuginfo};
 use rustc_codegen_ssa::traits::*;
 use rustc_hir::def::{CtorKind, DefKind};
@@ -19,7 +20,6 @@ use rustc_session::config::{self, DebugInfo, Lto};
 use rustc_span::symbol::Symbol;
 use rustc_span::{DUMMY_SP, FileName, FileNameDisplayPreference, SourceFile, hygiene};
 use rustc_symbol_mangling::typeid_for_trait_ref;
-use rustc_target::abi::{Align, Size};
 use rustc_target::spec::DebuginfoKind;
 use smallvec::smallvec;
 use tracing::{debug, instrument};
diff --git a/compiler/rustc_codegen_llvm/src/debuginfo/metadata/enums/cpp_like.rs b/compiler/rustc_codegen_llvm/src/debuginfo/metadata/enums/cpp_like.rs
index 5385d3a9212..100b046cee2 100644
--- a/compiler/rustc_codegen_llvm/src/debuginfo/metadata/enums/cpp_like.rs
+++ b/compiler/rustc_codegen_llvm/src/debuginfo/metadata/enums/cpp_like.rs
@@ -1,6 +1,7 @@
 use std::borrow::Cow;
 
 use libc::c_uint;
+use rustc_abi::{Align, Endian, Size, TagEncoding, VariantIdx, Variants};
 use rustc_codegen_ssa::debuginfo::type_names::compute_debuginfo_type_name;
 use rustc_codegen_ssa::debuginfo::{tag_base_type, wants_c_like_enum_debuginfo};
 use rustc_codegen_ssa::traits::ConstCodegenMethods;
@@ -8,7 +9,6 @@ use rustc_index::IndexVec;
 use rustc_middle::bug;
 use rustc_middle::ty::layout::{LayoutOf, TyAndLayout};
 use rustc_middle::ty::{self, AdtDef, CoroutineArgs, CoroutineArgsExt, Ty};
-use rustc_target::abi::{Align, Endian, Size, TagEncoding, VariantIdx, Variants};
 use smallvec::smallvec;
 
 use crate::common::{AsCCharPtr, CodegenCx};
diff --git a/compiler/rustc_codegen_llvm/src/debuginfo/metadata/enums/mod.rs b/compiler/rustc_codegen_llvm/src/debuginfo/metadata/enums/mod.rs
index 4c848027b55..b3d4a6642a1 100644
--- a/compiler/rustc_codegen_llvm/src/debuginfo/metadata/enums/mod.rs
+++ b/compiler/rustc_codegen_llvm/src/debuginfo/metadata/enums/mod.rs
@@ -1,5 +1,6 @@
 use std::borrow::Cow;
 
+use rustc_abi::{FieldIdx, TagEncoding, VariantIdx, Variants};
 use rustc_codegen_ssa::debuginfo::type_names::{compute_debuginfo_type_name, cpp_like_debuginfo};
 use rustc_codegen_ssa::debuginfo::{tag_base_type, wants_c_like_enum_debuginfo};
 use rustc_hir::def::CtorKind;
@@ -9,7 +10,6 @@ use rustc_middle::mir::CoroutineLayout;
 use rustc_middle::ty::layout::{LayoutOf, TyAndLayout};
 use rustc_middle::ty::{self, AdtDef, CoroutineArgs, CoroutineArgsExt, Ty, VariantDef};
 use rustc_span::Symbol;
-use rustc_target::abi::{FieldIdx, TagEncoding, VariantIdx, Variants};
 
 use super::type_map::{DINodeCreationResult, UniqueTypeId};
 use super::{SmallVec, size_and_align_of};
diff --git a/compiler/rustc_codegen_llvm/src/debuginfo/metadata/enums/native.rs b/compiler/rustc_codegen_llvm/src/debuginfo/metadata/enums/native.rs
index b7400c5aeb2..d4006691d37 100644
--- a/compiler/rustc_codegen_llvm/src/debuginfo/metadata/enums/native.rs
+++ b/compiler/rustc_codegen_llvm/src/debuginfo/metadata/enums/native.rs
@@ -1,13 +1,13 @@
 use std::borrow::Cow;
 
 use libc::c_uint;
+use rustc_abi::{Size, TagEncoding, VariantIdx, Variants};
 use rustc_codegen_ssa::debuginfo::type_names::compute_debuginfo_type_name;
 use rustc_codegen_ssa::debuginfo::{tag_base_type, wants_c_like_enum_debuginfo};
 use rustc_codegen_ssa::traits::ConstCodegenMethods;
 use rustc_middle::bug;
 use rustc_middle::ty::layout::{LayoutOf, TyAndLayout};
 use rustc_middle::ty::{self};
-use rustc_target::abi::{Size, TagEncoding, VariantIdx, Variants};
 use smallvec::smallvec;
 
 use crate::common::{AsCCharPtr, CodegenCx};
diff --git a/compiler/rustc_codegen_llvm/src/debuginfo/metadata/type_map.rs b/compiler/rustc_codegen_llvm/src/debuginfo/metadata/type_map.rs
index d050dc9b406..5120b63d173 100644
--- a/compiler/rustc_codegen_llvm/src/debuginfo/metadata/type_map.rs
+++ b/compiler/rustc_codegen_llvm/src/debuginfo/metadata/type_map.rs
@@ -1,12 +1,12 @@
 use std::cell::RefCell;
 
+use rustc_abi::{Align, Size, VariantIdx};
 use rustc_data_structures::fingerprint::Fingerprint;
 use rustc_data_structures::fx::FxHashMap;
 use rustc_data_structures::stable_hasher::{HashStable, StableHasher};
 use rustc_macros::HashStable;
 use rustc_middle::bug;
 use rustc_middle::ty::{ParamEnv, PolyExistentialTraitRef, Ty, TyCtxt};
-use rustc_target::abi::{Align, Size, VariantIdx};
 
 use super::{SmallVec, UNKNOWN_LINE_NUMBER, unknown_file_metadata};
 use crate::common::{AsCCharPtr, CodegenCx};
diff --git a/compiler/rustc_codegen_llvm/src/debuginfo/mod.rs b/compiler/rustc_codegen_llvm/src/debuginfo/mod.rs
index b6c20cdcf0c..9e1e5127e80 100644
--- a/compiler/rustc_codegen_llvm/src/debuginfo/mod.rs
+++ b/compiler/rustc_codegen_llvm/src/debuginfo/mod.rs
@@ -5,6 +5,7 @@ use std::ops::Range;
 use std::{iter, ptr};
 
 use libc::c_uint;
+use rustc_abi::Size;
 use rustc_codegen_ssa::debuginfo::type_names;
 use rustc_codegen_ssa::mir::debuginfo::VariableKind::*;
 use rustc_codegen_ssa::mir::debuginfo::{DebugScope, FunctionDebugContext, VariableKind};
@@ -22,7 +23,6 @@ use rustc_span::symbol::Symbol;
 use rustc_span::{
     BytePos, Pos, SourceFile, SourceFileAndLine, SourceFileHash, Span, StableSourceFileId,
 };
-use rustc_target::abi::Size;
 use smallvec::SmallVec;
 use tracing::debug;
 
diff --git a/compiler/rustc_codegen_llvm/src/intrinsic.rs b/compiler/rustc_codegen_llvm/src/intrinsic.rs
index c77e00aed9a..e9c687d75e3 100644
--- a/compiler/rustc_codegen_llvm/src/intrinsic.rs
+++ b/compiler/rustc_codegen_llvm/src/intrinsic.rs
@@ -1,6 +1,7 @@
 use std::assert_matches::assert_matches;
 use std::cmp::Ordering;
 
+use rustc_abi::{self as abi, Align, Float, HasDataLayout, Primitive, Size};
 use rustc_codegen_ssa::base::{compare_simd_types, wants_msvc_seh, wants_wasm_eh};
 use rustc_codegen_ssa::common::{IntPredicate, TypeKind};
 use rustc_codegen_ssa::errors::{ExpectedPointerMutability, InvalidMonomorphization};
@@ -13,11 +14,10 @@ use rustc_middle::ty::layout::{FnAbiOf, HasTyCtxt, LayoutOf};
 use rustc_middle::ty::{self, GenericArgsRef, Ty};
 use rustc_middle::{bug, span_bug};
 use rustc_span::{Span, Symbol, sym};
-use rustc_target::abi::{self, Align, Float, HasDataLayout, Primitive, Size};
 use rustc_target::spec::{HasTargetSpec, PanicStrategy};
 use tracing::debug;
 
-use crate::abi::{Abi, FnAbi, FnAbiLlvmExt, LlvmType, PassMode};
+use crate::abi::{ExternAbi, FnAbi, FnAbiLlvmExt, LlvmType, PassMode};
 use crate::builder::Builder;
 use crate::context::CodegenCx;
 use crate::llvm::{self, Metadata};
@@ -1094,7 +1094,7 @@ fn get_rust_try_fn<'ll, 'tcx>(
             tcx.types.unit,
             false,
             hir::Safety::Unsafe,
-            Abi::Rust,
+            ExternAbi::Rust,
         )),
     );
     // `unsafe fn(*mut i8, *mut i8) -> ()`
@@ -1105,7 +1105,7 @@ fn get_rust_try_fn<'ll, 'tcx>(
             tcx.types.unit,
             false,
             hir::Safety::Unsafe,
-            Abi::Rust,
+            ExternAbi::Rust,
         )),
     );
     // `unsafe fn(unsafe fn(*mut i8) -> (), *mut i8, unsafe fn(*mut i8, *mut i8) -> ()) -> i32`
@@ -1114,7 +1114,7 @@ fn get_rust_try_fn<'ll, 'tcx>(
         tcx.types.i32,
         false,
         hir::Safety::Unsafe,
-        Abi::Rust,
+        ExternAbi::Rust,
     ));
     let rust_try = gen_fn(cx, "__rust_try", rust_fn_sig, codegen);
     cx.rust_try_fn.set(Some(rust_try));
diff --git a/compiler/rustc_codegen_llvm/src/llvm/mod.rs b/compiler/rustc_codegen_llvm/src/llvm/mod.rs
index 00a5cd3b859..3b0bf47366e 100644
--- a/compiler/rustc_codegen_llvm/src/llvm/mod.rs
+++ b/compiler/rustc_codegen_llvm/src/llvm/mod.rs
@@ -8,8 +8,8 @@ use std::str::FromStr;
 use std::string::FromUtf8Error;
 
 use libc::c_uint;
+use rustc_abi::{Align, Size, WrappingRange};
 use rustc_llvm::RustString;
-use rustc_target::abi::{Align, Size, WrappingRange};
 
 pub use self::AtomicRmwBinOp::*;
 pub use self::CallConv::*;
diff --git a/compiler/rustc_codegen_llvm/src/type_.rs b/compiler/rustc_codegen_llvm/src/type_.rs
index f1efc7a3dac..6aec078e0de 100644
--- a/compiler/rustc_codegen_llvm/src/type_.rs
+++ b/compiler/rustc_codegen_llvm/src/type_.rs
@@ -1,14 +1,14 @@
 use std::{fmt, ptr};
 
 use libc::{c_char, c_uint};
+use rustc_abi::{AddressSpace, Align, Integer, Size};
 use rustc_codegen_ssa::common::TypeKind;
 use rustc_codegen_ssa::traits::*;
 use rustc_data_structures::small_c_str::SmallCStr;
 use rustc_middle::bug;
 use rustc_middle::ty::layout::TyAndLayout;
 use rustc_middle::ty::{self, Ty};
-use rustc_target::abi::call::{CastTarget, FnAbi, Reg};
-use rustc_target::abi::{AddressSpace, Align, Integer, Size};
+use rustc_target::callconv::{CastTarget, FnAbi, Reg};
 
 use crate::abi::{FnAbiLlvmExt, LlvmType};
 use crate::context::CodegenCx;
diff --git a/compiler/rustc_codegen_llvm/src/va_arg.rs b/compiler/rustc_codegen_llvm/src/va_arg.rs
index f12b94d5887..e4c3e748cb5 100644
--- a/compiler/rustc_codegen_llvm/src/va_arg.rs
+++ b/compiler/rustc_codegen_llvm/src/va_arg.rs
@@ -1,9 +1,9 @@
+use rustc_abi::{Align, Endian, HasDataLayout, Size};
 use rustc_codegen_ssa::common::IntPredicate;
 use rustc_codegen_ssa::mir::operand::OperandRef;
 use rustc_codegen_ssa::traits::{BaseTypeCodegenMethods, BuilderMethods, ConstCodegenMethods};
 use rustc_middle::ty::Ty;
 use rustc_middle::ty::layout::{HasTyCtxt, LayoutOf};
-use rustc_target::abi::{Align, Endian, HasDataLayout, Size};
 
 use crate::builder::Builder;
 use crate::type_::Type;
diff --git a/compiler/rustc_codegen_ssa/src/back/metadata.rs b/compiler/rustc_codegen_ssa/src/back/metadata.rs
index a7d95d56784..dad21bb309f 100644
--- a/compiler/rustc_codegen_ssa/src/back/metadata.rs
+++ b/compiler/rustc_codegen_ssa/src/back/metadata.rs
@@ -11,6 +11,7 @@ use object::{
     SectionFlags, SectionKind, SubArchitecture, SymbolFlags, SymbolKind, SymbolScope, elf, pe,
     xcoff,
 };
+use rustc_abi::Endian;
 use rustc_data_structures::memmap::Mmap;
 use rustc_data_structures::owned_slice::{OwnedSlice, try_slice_owned};
 use rustc_metadata::EncodedMetadata;
@@ -19,7 +20,6 @@ use rustc_metadata::fs::METADATA_FILENAME;
 use rustc_middle::bug;
 use rustc_session::Session;
 use rustc_span::sym;
-use rustc_target::abi::Endian;
 use rustc_target::spec::{RelocModel, Target, ef_avr_arch};
 
 use super::apple;
diff --git a/compiler/rustc_codegen_ssa/src/back/symbol_export.rs b/compiler/rustc_codegen_ssa/src/back/symbol_export.rs
index d9669453f5a..850d36872dd 100644
--- a/compiler/rustc_codegen_ssa/src/back/symbol_export.rs
+++ b/compiler/rustc_codegen_ssa/src/back/symbol_export.rs
@@ -548,7 +548,7 @@ pub(crate) fn linking_symbol_name_for_instance_in_crate<'tcx>(
     symbol: ExportedSymbol<'tcx>,
     instantiating_crate: CrateNum,
 ) -> String {
-    use rustc_target::abi::call::Conv;
+    use rustc_target::callconv::Conv;
 
     let mut undecorated = symbol_name_for_instance_in_crate(tcx, symbol, instantiating_crate);
 
diff --git a/compiler/rustc_codegen_ssa/src/base.rs b/compiler/rustc_codegen_ssa/src/base.rs
index cb4c9c078b1..ef95ab94062 100644
--- a/compiler/rustc_codegen_ssa/src/base.rs
+++ b/compiler/rustc_codegen_ssa/src/base.rs
@@ -3,6 +3,7 @@ use std::collections::BTreeSet;
 use std::time::{Duration, Instant};
 
 use itertools::Itertools;
+use rustc_abi::FIRST_VARIANT;
 use rustc_ast::expand::allocator::{ALLOCATOR_METHODS, AllocatorKind, global_fn_name};
 use rustc_attr as attr;
 use rustc_data_structures::fx::{FxHashMap, FxIndexSet};
@@ -26,7 +27,6 @@ use rustc_session::Session;
 use rustc_session::config::{self, CrateType, EntryFnType, OptLevel, OutputType};
 use rustc_span::symbol::sym;
 use rustc_span::{DUMMY_SP, Symbol};
-use rustc_target::abi::FIRST_VARIANT;
 use rustc_trait_selection::infer::at::ToTrace;
 use rustc_trait_selection::infer::{BoundRegionConversionTime, TyCtxtInferExt};
 use rustc_trait_selection::traits::{ObligationCause, ObligationCtxt};
diff --git a/compiler/rustc_codegen_ssa/src/debuginfo/mod.rs b/compiler/rustc_codegen_ssa/src/debuginfo/mod.rs
index bfd1b94c790..88d36b19da4 100644
--- a/compiler/rustc_codegen_ssa/src/debuginfo/mod.rs
+++ b/compiler/rustc_codegen_ssa/src/debuginfo/mod.rs
@@ -1,7 +1,7 @@
+use rustc_abi::{Integer, Primitive, Size, TagEncoding, Variants};
 use rustc_middle::bug;
 use rustc_middle::ty::layout::{IntegerExt, PrimitiveExt, TyAndLayout};
 use rustc_middle::ty::{self, Ty, TyCtxt};
-use rustc_target::abi::{Integer, Primitive, Size, TagEncoding, Variants};
 
 // FIXME(eddyb) find a place for this (or a way to replace it).
 pub mod type_names;
diff --git a/compiler/rustc_codegen_ssa/src/debuginfo/type_names.rs b/compiler/rustc_codegen_ssa/src/debuginfo/type_names.rs
index 1e5b4f3433d..27bc58516c0 100644
--- a/compiler/rustc_codegen_ssa/src/debuginfo/type_names.rs
+++ b/compiler/rustc_codegen_ssa/src/debuginfo/type_names.rs
@@ -13,6 +13,7 @@
 
 use std::fmt::Write;
 
+use rustc_abi::Integer;
 use rustc_data_structures::fx::FxHashSet;
 use rustc_data_structures::stable_hasher::{Hash64, HashStable, StableHasher};
 use rustc_hir::def_id::DefId;
@@ -23,7 +24,6 @@ use rustc_middle::ty::layout::{IntegerExt, TyAndLayout};
 use rustc_middle::ty::{
     self, ExistentialProjection, GenericArgKind, GenericArgsRef, ParamEnv, Ty, TyCtxt,
 };
-use rustc_target::abi::Integer;
 use smallvec::SmallVec;
 
 use crate::debuginfo::wants_c_like_enum_debuginfo;
@@ -364,7 +364,7 @@ fn push_debuginfo_type_name<'tcx>(
             } else {
                 output.push_str(sig.safety.prefix_str());
 
-                if sig.abi != rustc_target::spec::abi::Abi::Rust {
+                if sig.abi != rustc_abi::ExternAbi::Rust {
                     output.push_str("extern \"");
                     output.push_str(sig.abi.name());
                     output.push_str("\" ");
diff --git a/compiler/rustc_codegen_ssa/src/meth.rs b/compiler/rustc_codegen_ssa/src/meth.rs
index 7eb0ecd12ff..64cd4c38937 100644
--- a/compiler/rustc_codegen_ssa/src/meth.rs
+++ b/compiler/rustc_codegen_ssa/src/meth.rs
@@ -2,7 +2,7 @@ use rustc_middle::bug;
 use rustc_middle::ty::{self, GenericArgKind, Ty};
 use rustc_session::config::Lto;
 use rustc_symbol_mangling::typeid_for_trait_ref;
-use rustc_target::abi::call::FnAbi;
+use rustc_target::callconv::FnAbi;
 use tracing::{debug, instrument};
 
 use crate::traits::*;
diff --git a/compiler/rustc_codegen_ssa/src/mir/block.rs b/compiler/rustc_codegen_ssa/src/mir/block.rs
index 283740fa664..027d80350e4 100644
--- a/compiler/rustc_codegen_ssa/src/mir/block.rs
+++ b/compiler/rustc_codegen_ssa/src/mir/block.rs
@@ -1,5 +1,6 @@
 use std::cmp;
 
+use rustc_abi::{self as abi, ExternAbi, HasDataLayout, WrappingRange};
 use rustc_ast as ast;
 use rustc_ast::{InlineAsmOptions, InlineAsmTemplatePiece};
 use rustc_hir::lang_items::LangItem;
@@ -13,9 +14,7 @@ use rustc_middle::{bug, span_bug};
 use rustc_session::config::OptLevel;
 use rustc_span::source_map::Spanned;
 use rustc_span::{Span, sym};
-use rustc_target::abi::call::{ArgAbi, FnAbi, PassMode, Reg};
-use rustc_target::abi::{self, HasDataLayout, WrappingRange};
-use rustc_target::spec::abi::Abi;
+use rustc_target::callconv::{ArgAbi, FnAbi, PassMode, Reg};
 use tracing::{debug, info};
 
 use super::operand::OperandRef;
@@ -977,7 +976,7 @@ impl<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>> FunctionCx<'a, 'tcx, Bx> {
         });
 
         // Split the rust-call tupled arguments off.
-        let (first_args, untuple) = if abi == Abi::RustCall && !args.is_empty() {
+        let (first_args, untuple) = if abi == ExternAbi::RustCall && !args.is_empty() {
             let (tup, args) = args.split_last().unwrap();
             (args, Some(tup))
         } else {
diff --git a/compiler/rustc_codegen_ssa/src/mir/intrinsic.rs b/compiler/rustc_codegen_ssa/src/mir/intrinsic.rs
index 32cc78187b9..c9e38bb80c2 100644
--- a/compiler/rustc_codegen_ssa/src/mir/intrinsic.rs
+++ b/compiler/rustc_codegen_ssa/src/mir/intrinsic.rs
@@ -1,9 +1,9 @@
+use rustc_abi::WrappingRange;
 use rustc_middle::ty::{self, Ty, TyCtxt};
 use rustc_middle::{bug, span_bug};
 use rustc_session::config::OptLevel;
 use rustc_span::{Span, sym};
-use rustc_target::abi::WrappingRange;
-use rustc_target::abi::call::{FnAbi, PassMode};
+use rustc_target::callconv::{FnAbi, PassMode};
 
 use super::FunctionCx;
 use super::operand::OperandRef;
diff --git a/compiler/rustc_codegen_ssa/src/mir/mod.rs b/compiler/rustc_codegen_ssa/src/mir/mod.rs
index 8bd172a9ce6..20fd08923ec 100644
--- a/compiler/rustc_codegen_ssa/src/mir/mod.rs
+++ b/compiler/rustc_codegen_ssa/src/mir/mod.rs
@@ -7,7 +7,7 @@ use rustc_middle::mir::{UnwindTerminateReason, traversal};
 use rustc_middle::ty::layout::{FnAbiOf, HasTyCtxt, TyAndLayout};
 use rustc_middle::ty::{self, Instance, Ty, TyCtxt, TypeFoldable, TypeVisitableExt};
 use rustc_middle::{bug, mir, span_bug};
-use rustc_target::abi::call::{FnAbi, PassMode};
+use rustc_target::callconv::{FnAbi, PassMode};
 use tracing::{debug, instrument};
 
 use crate::base;
diff --git a/compiler/rustc_codegen_ssa/src/mir/place.rs b/compiler/rustc_codegen_ssa/src/mir/place.rs
index 15c8e534461..b8fa8c0351b 100644
--- a/compiler/rustc_codegen_ssa/src/mir/place.rs
+++ b/compiler/rustc_codegen_ssa/src/mir/place.rs
@@ -1,10 +1,9 @@
 use rustc_abi::Primitive::{Int, Pointer};
-use rustc_abi::{Align, FieldsShape, Size, TagEncoding, Variants};
+use rustc_abi::{Align, FieldsShape, Size, TagEncoding, VariantIdx, Variants};
 use rustc_middle::mir::tcx::PlaceTy;
 use rustc_middle::ty::layout::{HasTyCtxt, LayoutOf, TyAndLayout};
 use rustc_middle::ty::{self, Ty};
 use rustc_middle::{bug, mir};
-use rustc_target::abi::VariantIdx;
 use tracing::{debug, instrument};
 
 use super::operand::OperandValue;
diff --git a/compiler/rustc_codegen_ssa/src/mir/rvalue.rs b/compiler/rustc_codegen_ssa/src/mir/rvalue.rs
index 86cf0f9614d..0e1cd662f91 100644
--- a/compiler/rustc_codegen_ssa/src/mir/rvalue.rs
+++ b/compiler/rustc_codegen_ssa/src/mir/rvalue.rs
@@ -1,13 +1,13 @@
 use std::assert_matches::assert_matches;
 
 use arrayvec::ArrayVec;
+use rustc_abi::{self as abi, FIRST_VARIANT, FieldIdx};
 use rustc_middle::ty::adjustment::PointerCoercion;
 use rustc_middle::ty::layout::{HasTyCtxt, LayoutOf, TyAndLayout};
 use rustc_middle::ty::{self, Instance, Ty, TyCtxt};
 use rustc_middle::{bug, mir, span_bug};
 use rustc_session::config::OptLevel;
 use rustc_span::{DUMMY_SP, Span};
-use rustc_target::abi::{self, FIRST_VARIANT, FieldIdx};
 use tracing::{debug, instrument};
 
 use super::operand::{OperandRef, OperandValue};
diff --git a/compiler/rustc_codegen_ssa/src/mir/statement.rs b/compiler/rustc_codegen_ssa/src/mir/statement.rs
index 6338d16c897..1681ea1de5f 100644
--- a/compiler/rustc_codegen_ssa/src/mir/statement.rs
+++ b/compiler/rustc_codegen_ssa/src/mir/statement.rs
@@ -78,7 +78,7 @@ impl<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>> FunctionCx<'a, 'tcx, Bx> {
                 let count = self.codegen_operand(bx, count).immediate();
                 let pointee_layout = dst_val
                     .layout
-                    .pointee_info_at(bx, rustc_target::abi::Size::ZERO)
+                    .pointee_info_at(bx, rustc_abi::Size::ZERO)
                     .expect("Expected pointer");
                 let bytes = bx.mul(count, bx.const_usize(pointee_layout.size.bytes()));
 
diff --git a/compiler/rustc_codegen_ssa/src/size_of_val.rs b/compiler/rustc_codegen_ssa/src/size_of_val.rs
index 827b939217e..71a2f916db5 100644
--- a/compiler/rustc_codegen_ssa/src/size_of_val.rs
+++ b/compiler/rustc_codegen_ssa/src/size_of_val.rs
@@ -1,10 +1,10 @@
 //! Computing the size and alignment of a value.
 
+use rustc_abi::WrappingRange;
 use rustc_hir::LangItem;
 use rustc_middle::bug;
 use rustc_middle::ty::print::{with_no_trimmed_paths, with_no_visible_paths};
 use rustc_middle::ty::{self, Ty};
-use rustc_target::abi::WrappingRange;
 use tracing::{debug, trace};
 
 use crate::common::IntPredicate;
diff --git a/compiler/rustc_codegen_ssa/src/traits/builder.rs b/compiler/rustc_codegen_ssa/src/traits/builder.rs
index 768a0439ab5..74cd522a30f 100644
--- a/compiler/rustc_codegen_ssa/src/traits/builder.rs
+++ b/compiler/rustc_codegen_ssa/src/traits/builder.rs
@@ -7,7 +7,7 @@ use rustc_middle::ty::layout::{FnAbiOf, LayoutOf, TyAndLayout};
 use rustc_middle::ty::{Instance, Ty};
 use rustc_session::config::OptLevel;
 use rustc_span::Span;
-use rustc_target::abi::call::FnAbi;
+use rustc_target::callconv::FnAbi;
 
 use super::abi::AbiBuilderMethods;
 use super::asm::AsmBuilderMethods;
diff --git a/compiler/rustc_codegen_ssa/src/traits/debuginfo.rs b/compiler/rustc_codegen_ssa/src/traits/debuginfo.rs
index c26d4532d0f..670433a6c33 100644
--- a/compiler/rustc_codegen_ssa/src/traits/debuginfo.rs
+++ b/compiler/rustc_codegen_ssa/src/traits/debuginfo.rs
@@ -1,10 +1,10 @@
 use std::ops::Range;
 
+use rustc_abi::Size;
 use rustc_middle::mir;
 use rustc_middle::ty::{Instance, PolyExistentialTraitRef, Ty};
 use rustc_span::{SourceFile, Span, Symbol};
-use rustc_target::abi::Size;
-use rustc_target::abi::call::FnAbi;
+use rustc_target::callconv::FnAbi;
 
 use super::BackendTypes;
 use crate::mir::debuginfo::{FunctionDebugContext, VariableKind};
diff --git a/compiler/rustc_codegen_ssa/src/traits/intrinsic.rs b/compiler/rustc_codegen_ssa/src/traits/intrinsic.rs
index 5b9274b4824..88cf8dbf0c5 100644
--- a/compiler/rustc_codegen_ssa/src/traits/intrinsic.rs
+++ b/compiler/rustc_codegen_ssa/src/traits/intrinsic.rs
@@ -1,6 +1,6 @@
 use rustc_middle::ty::{self, Ty};
 use rustc_span::Span;
-use rustc_target::abi::call::FnAbi;
+use rustc_target::callconv::FnAbi;
 
 use super::BackendTypes;
 use crate::mir::operand::OperandRef;
diff --git a/compiler/rustc_codegen_ssa/src/traits/mod.rs b/compiler/rustc_codegen_ssa/src/traits/mod.rs
index 800470286bc..90fcfbe4da7 100644
--- a/compiler/rustc_codegen_ssa/src/traits/mod.rs
+++ b/compiler/rustc_codegen_ssa/src/traits/mod.rs
@@ -29,7 +29,7 @@ use std::fmt;
 
 use rustc_middle::ty::Ty;
 use rustc_middle::ty::layout::{FnAbiOf, LayoutOf, TyAndLayout};
-use rustc_target::abi::call::FnAbi;
+use rustc_target::callconv::FnAbi;
 
 pub use self::abi::AbiBuilderMethods;
 pub use self::asm::{
diff --git a/compiler/rustc_codegen_ssa/src/traits/statics.rs b/compiler/rustc_codegen_ssa/src/traits/statics.rs
index c10733fb0ed..ece0ea1b2ea 100644
--- a/compiler/rustc_codegen_ssa/src/traits/statics.rs
+++ b/compiler/rustc_codegen_ssa/src/traits/statics.rs
@@ -1,5 +1,5 @@
+use rustc_abi::Align;
 use rustc_hir::def_id::DefId;
-use rustc_target::abi::Align;
 
 use super::BackendTypes;
 
diff --git a/compiler/rustc_codegen_ssa/src/traits/type_.rs b/compiler/rustc_codegen_ssa/src/traits/type_.rs
index f862434c8ef..44ba2262149 100644
--- a/compiler/rustc_codegen_ssa/src/traits/type_.rs
+++ b/compiler/rustc_codegen_ssa/src/traits/type_.rs
@@ -1,8 +1,8 @@
+use rustc_abi::{AddressSpace, Float, Integer};
 use rustc_middle::bug;
 use rustc_middle::ty::layout::{HasTyCtxt, TyAndLayout};
 use rustc_middle::ty::{self, Ty};
-use rustc_target::abi::call::{ArgAbi, CastTarget, FnAbi, Reg};
-use rustc_target::abi::{AddressSpace, Float, Integer};
+use rustc_target::callconv::{ArgAbi, CastTarget, FnAbi, Reg};
 
 use super::BackendTypes;
 use super::misc::MiscCodegenMethods;