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-rw-r--r--compiler/rustc_codegen_llvm/src/builder.rs20
-rw-r--r--compiler/rustc_codegen_llvm/src/callee.rs6
-rw-r--r--compiler/rustc_codegen_llvm/src/context.rs46
-rw-r--r--compiler/rustc_codegen_llvm/src/coverageinfo/mod.rs7
-rw-r--r--compiler/rustc_codegen_llvm/src/debuginfo/create_scope_map.rs5
-rw-r--r--compiler/rustc_codegen_llvm/src/intrinsic.rs4
-rw-r--r--compiler/rustc_codegen_llvm/src/mono_item.rs5
-rw-r--r--compiler/rustc_codegen_llvm/src/type_of.rs5
8 files changed, 76 insertions, 22 deletions
diff --git a/compiler/rustc_codegen_llvm/src/builder.rs b/compiler/rustc_codegen_llvm/src/builder.rs
index 799f9a57e93..8e3aaf56382 100644
--- a/compiler/rustc_codegen_llvm/src/builder.rs
+++ b/compiler/rustc_codegen_llvm/src/builder.rs
@@ -15,10 +15,12 @@ use rustc_codegen_ssa::traits::*;
 use rustc_codegen_ssa::MemFlags;
 use rustc_data_structures::small_c_str::SmallCStr;
 use rustc_hir::def_id::DefId;
-use rustc_middle::ty::layout::{LayoutError, LayoutOfHelpers, TyAndLayout};
+use rustc_middle::ty::layout::{
+    FnAbiError, FnAbiOfHelpers, FnAbiRequest, LayoutError, LayoutOfHelpers, TyAndLayout,
+};
 use rustc_middle::ty::{self, Ty, TyCtxt};
 use rustc_span::Span;
-use rustc_target::abi::{self, Align, Size, WrappingRange};
+use rustc_target::abi::{self, call::FnAbi, Align, Size, WrappingRange};
 use rustc_target::spec::{HasTargetSpec, Target};
 use std::borrow::Cow;
 use std::ffi::CStr;
@@ -97,6 +99,20 @@ impl LayoutOfHelpers<'tcx> for Builder<'_, '_, 'tcx> {
     }
 }
 
+impl FnAbiOfHelpers<'tcx> for Builder<'_, '_, 'tcx> {
+    type FnAbiOfResult = &'tcx FnAbi<'tcx, Ty<'tcx>>;
+
+    #[inline]
+    fn handle_fn_abi_err(
+        &self,
+        err: FnAbiError<'tcx>,
+        span: Span,
+        fn_abi_request: FnAbiRequest<'_, 'tcx>,
+    ) -> ! {
+        self.cx.handle_fn_abi_err(err, span, fn_abi_request)
+    }
+}
+
 impl Deref for Builder<'_, 'll, 'tcx> {
     type Target = CodegenCx<'ll, 'tcx>;
 
diff --git a/compiler/rustc_codegen_llvm/src/callee.rs b/compiler/rustc_codegen_llvm/src/callee.rs
index bb16c90cd12..1a2aea015b1 100644
--- a/compiler/rustc_codegen_llvm/src/callee.rs
+++ b/compiler/rustc_codegen_llvm/src/callee.rs
@@ -4,7 +4,7 @@
 //! and methods are represented as just a fn ptr and not a full
 //! closure.
 
-use crate::abi::{FnAbi, FnAbiLlvmExt};
+use crate::abi::FnAbiLlvmExt;
 use crate::attributes;
 use crate::context::CodegenCx;
 use crate::llvm;
@@ -12,7 +12,7 @@ use crate::value::Value;
 use rustc_codegen_ssa::traits::*;
 use tracing::debug;
 
-use rustc_middle::ty::layout::{FnAbiExt, HasTyCtxt};
+use rustc_middle::ty::layout::{FnAbiOf, HasTyCtxt};
 use rustc_middle::ty::{self, Instance, TypeFoldable};
 
 /// Codegens a reference to a fn/method item, monomorphizing and
@@ -42,7 +42,7 @@ pub fn get_fn(cx: &CodegenCx<'ll, 'tcx>, instance: Instance<'tcx>) -> &'ll Value
         sym
     );
 
-    let fn_abi = FnAbi::of_instance(cx, instance, &[]);
+    let fn_abi = cx.fn_abi_of_instance(instance, &[]);
 
     let llfn = if let Some(llfn) = cx.get_declared_value(&sym) {
         // Create a fn pointer with the new signature.
diff --git a/compiler/rustc_codegen_llvm/src/context.rs b/compiler/rustc_codegen_llvm/src/context.rs
index 1d6efdf5f25..f1a2968ce59 100644
--- a/compiler/rustc_codegen_llvm/src/context.rs
+++ b/compiler/rustc_codegen_llvm/src/context.rs
@@ -15,14 +15,19 @@ use rustc_data_structures::base_n;
 use rustc_data_structures::fx::FxHashMap;
 use rustc_data_structures::small_c_str::SmallCStr;
 use rustc_middle::mir::mono::CodegenUnit;
-use rustc_middle::ty::layout::{HasParamEnv, LayoutError, LayoutOfHelpers, TyAndLayout};
+use rustc_middle::ty::layout::{
+    FnAbiError, FnAbiOfHelpers, FnAbiRequest, HasParamEnv, LayoutError, LayoutOfHelpers,
+    TyAndLayout,
+};
 use rustc_middle::ty::{self, Instance, Ty, TyCtxt};
 use rustc_middle::{bug, span_bug};
 use rustc_session::config::{CFGuard, CrateType, DebugInfo};
 use rustc_session::Session;
 use rustc_span::source_map::Span;
 use rustc_span::symbol::Symbol;
-use rustc_target::abi::{HasDataLayout, PointeeInfo, Size, TargetDataLayout, VariantIdx};
+use rustc_target::abi::{
+    call::FnAbi, HasDataLayout, PointeeInfo, Size, TargetDataLayout, VariantIdx,
+};
 use rustc_target::spec::{HasTargetSpec, RelocModel, Target, TlsModel};
 use smallvec::SmallVec;
 
@@ -853,3 +858,40 @@ impl LayoutOfHelpers<'tcx> for CodegenCx<'ll, 'tcx> {
         }
     }
 }
+
+impl FnAbiOfHelpers<'tcx> for CodegenCx<'ll, 'tcx> {
+    type FnAbiOfResult = &'tcx FnAbi<'tcx, Ty<'tcx>>;
+
+    #[inline]
+    fn handle_fn_abi_err(
+        &self,
+        err: FnAbiError<'tcx>,
+        span: Span,
+        fn_abi_request: FnAbiRequest<'_, 'tcx>,
+    ) -> ! {
+        if let FnAbiError::Layout(LayoutError::SizeOverflow(_)) = err {
+            self.sess().span_fatal(span, &err.to_string())
+        } else {
+            match fn_abi_request {
+                FnAbiRequest::OfFnPtr { sig, extra_args } => {
+                    span_bug!(
+                        span,
+                        "`fn_abi_of_fn_ptr({}, {:?})` failed: {}",
+                        sig,
+                        extra_args,
+                        err
+                    );
+                }
+                FnAbiRequest::OfInstance { instance, extra_args } => {
+                    span_bug!(
+                        span,
+                        "`fn_abi_of_instance({}, {:?})` failed: {}",
+                        instance,
+                        extra_args,
+                        err
+                    );
+                }
+            }
+        }
+    }
+}
diff --git a/compiler/rustc_codegen_llvm/src/coverageinfo/mod.rs b/compiler/rustc_codegen_llvm/src/coverageinfo/mod.rs
index 019bf4a09a7..cc1376278aa 100644
--- a/compiler/rustc_codegen_llvm/src/coverageinfo/mod.rs
+++ b/compiler/rustc_codegen_llvm/src/coverageinfo/mod.rs
@@ -1,6 +1,6 @@
 use crate::llvm;
 
-use crate::abi::{Abi, FnAbi};
+use crate::abi::Abi;
 use crate::builder::Builder;
 use crate::common::CodegenCx;
 
@@ -20,7 +20,7 @@ use rustc_middle::mir::coverage::{
     CodeRegion, CounterValueReference, ExpressionOperandId, InjectedExpressionId, Op,
 };
 use rustc_middle::ty;
-use rustc_middle::ty::layout::FnAbiExt;
+use rustc_middle::ty::layout::FnAbiOf;
 use rustc_middle::ty::subst::InternalSubsts;
 use rustc_middle::ty::Instance;
 
@@ -200,8 +200,7 @@ fn declare_unused_fn(cx: &CodegenCx<'ll, 'tcx>, def_id: &DefId) -> Instance<'tcx
 
     let llfn = cx.declare_fn(
         &tcx.symbol_name(instance).name,
-        &FnAbi::of_fn_ptr(
-            cx,
+        &cx.fn_abi_of_fn_ptr(
             ty::Binder::dummy(tcx.mk_fn_sig(
                 iter::once(tcx.mk_unit()),
                 tcx.mk_unit(),
diff --git a/compiler/rustc_codegen_llvm/src/debuginfo/create_scope_map.rs b/compiler/rustc_codegen_llvm/src/debuginfo/create_scope_map.rs
index c2725b83f50..e5fd5bae01b 100644
--- a/compiler/rustc_codegen_llvm/src/debuginfo/create_scope_map.rs
+++ b/compiler/rustc_codegen_llvm/src/debuginfo/create_scope_map.rs
@@ -3,12 +3,11 @@ use super::utils::DIB;
 use rustc_codegen_ssa::mir::debuginfo::{DebugScope, FunctionDebugContext};
 use rustc_codegen_ssa::traits::*;
 
-use crate::abi::FnAbi;
 use crate::common::CodegenCx;
 use crate::llvm;
 use crate::llvm::debuginfo::{DILocation, DIScope};
 use rustc_middle::mir::{Body, SourceScope};
-use rustc_middle::ty::layout::FnAbiExt;
+use rustc_middle::ty::layout::FnAbiOf;
 use rustc_middle::ty::{self, Instance};
 use rustc_session::config::DebugInfo;
 
@@ -94,7 +93,7 @@ fn make_mir_scope(
                 ty::ParamEnv::reveal_all(),
                 callee,
             );
-            let callee_fn_abi = FnAbi::of_instance(cx, callee, &[]);
+            let callee_fn_abi = cx.fn_abi_of_instance(callee, &[]);
             cx.dbg_scope_fn(callee, &callee_fn_abi, None)
         }
         None => unsafe {
diff --git a/compiler/rustc_codegen_llvm/src/intrinsic.rs b/compiler/rustc_codegen_llvm/src/intrinsic.rs
index 1060f911a9e..a046c518e1a 100644
--- a/compiler/rustc_codegen_llvm/src/intrinsic.rs
+++ b/compiler/rustc_codegen_llvm/src/intrinsic.rs
@@ -15,7 +15,7 @@ use rustc_codegen_ssa::mir::operand::OperandRef;
 use rustc_codegen_ssa::mir::place::PlaceRef;
 use rustc_codegen_ssa::traits::*;
 use rustc_hir as hir;
-use rustc_middle::ty::layout::{FnAbiExt, HasTyCtxt, LayoutOf};
+use rustc_middle::ty::layout::{FnAbiOf, HasTyCtxt, LayoutOf};
 use rustc_middle::ty::{self, Ty};
 use rustc_middle::{bug, span_bug};
 use rustc_span::{sym, symbol::kw, Span, Symbol};
@@ -737,7 +737,7 @@ fn gen_fn<'ll, 'tcx>(
     rust_fn_sig: ty::PolyFnSig<'tcx>,
     codegen: &mut dyn FnMut(Builder<'_, 'll, 'tcx>),
 ) -> (&'ll Type, &'ll Value) {
-    let fn_abi = FnAbi::of_fn_ptr(cx, rust_fn_sig, &[]);
+    let fn_abi = cx.fn_abi_of_fn_ptr(rust_fn_sig, &[]);
     let llty = fn_abi.llvm_type(cx);
     let llfn = cx.declare_fn(name, &fn_abi);
     cx.set_frame_pointer_type(llfn);
diff --git a/compiler/rustc_codegen_llvm/src/mono_item.rs b/compiler/rustc_codegen_llvm/src/mono_item.rs
index 8ba3e870fbb..b0301fa75aa 100644
--- a/compiler/rustc_codegen_llvm/src/mono_item.rs
+++ b/compiler/rustc_codegen_llvm/src/mono_item.rs
@@ -1,4 +1,3 @@
-use crate::abi::FnAbi;
 use crate::attributes;
 use crate::base;
 use crate::context::CodegenCx;
@@ -8,7 +7,7 @@ use rustc_codegen_ssa::traits::*;
 use rustc_hir::def_id::{DefId, LOCAL_CRATE};
 pub use rustc_middle::mir::mono::MonoItem;
 use rustc_middle::mir::mono::{Linkage, Visibility};
-use rustc_middle::ty::layout::{FnAbiExt, LayoutOf};
+use rustc_middle::ty::layout::{FnAbiOf, LayoutOf};
 use rustc_middle::ty::{self, Instance, TypeFoldable};
 use rustc_session::config::CrateType;
 use rustc_target::spec::RelocModel;
@@ -53,7 +52,7 @@ impl PreDefineMethods<'tcx> for CodegenCx<'ll, 'tcx> {
     ) {
         assert!(!instance.substs.needs_infer());
 
-        let fn_abi = FnAbi::of_instance(self, instance, &[]);
+        let fn_abi = self.fn_abi_of_instance(instance, &[]);
         let lldecl = self.declare_fn(symbol_name, &fn_abi);
         unsafe { llvm::LLVMRustSetLinkage(lldecl, base::linkage_to_llvm(linkage)) };
         let attrs = self.tcx.codegen_fn_attrs(instance.def_id());
diff --git a/compiler/rustc_codegen_llvm/src/type_of.rs b/compiler/rustc_codegen_llvm/src/type_of.rs
index 3e39bf3e995..94ad84aadd8 100644
--- a/compiler/rustc_codegen_llvm/src/type_of.rs
+++ b/compiler/rustc_codegen_llvm/src/type_of.rs
@@ -1,10 +1,9 @@
-use crate::abi::FnAbi;
 use crate::common::*;
 use crate::context::TypeLowering;
 use crate::type_::Type;
 use rustc_codegen_ssa::traits::*;
 use rustc_middle::bug;
-use rustc_middle::ty::layout::{FnAbiExt, LayoutOf, TyAndLayout};
+use rustc_middle::ty::layout::{FnAbiOf, LayoutOf, TyAndLayout};
 use rustc_middle::ty::print::with_no_trimmed_paths;
 use rustc_middle::ty::{self, Ty, TypeFoldable};
 use rustc_target::abi::{Abi, AddressSpace, Align, FieldsShape};
@@ -231,7 +230,7 @@ impl<'tcx> LayoutLlvmExt<'tcx> for TyAndLayout<'tcx> {
                 ty::Adt(def, _) if def.is_box() => {
                     cx.type_ptr_to(cx.layout_of(self.ty.boxed_ty()).llvm_type(cx))
                 }
-                ty::FnPtr(sig) => cx.fn_ptr_backend_type(&FnAbi::of_fn_ptr(cx, sig, &[])),
+                ty::FnPtr(sig) => cx.fn_ptr_backend_type(&cx.fn_abi_of_fn_ptr(sig, &[])),
                 _ => self.scalar_llvm_type_at(cx, scalar, Size::ZERO),
             };
             cx.scalar_lltypes.borrow_mut().insert(self.ty, llty);
generated by cgit-pink 1.4.1-3-g733a5 (git 2.37.1) at 2025-11-07 03:32:53 +0000