[WIP] UPDATE - migrate intrinsic.rs to new diagnostic infrastructure

WIP - replacing span_invalid_monomorphization_error function. Still in progress due to its use in codegen_llvm inside macros

4 files changed, 74 insertions, 60 deletions

diff --git a/compiler/rustc_codegen_llvm/src/intrinsic.rs b/compiler/rustc_codegen_llvm/src/intrinsic.rs
index 1ce48f82e1c..82c6c389494 100644
--- a/compiler/rustc_codegen_llvm/src/intrinsic.rs
+++ b/compiler/rustc_codegen_llvm/src/intrinsic.rs
@@ -10,6 +10,7 @@ use crate::value::Value;
 use rustc_codegen_ssa::base::{compare_simd_types, wants_msvc_seh};
 use rustc_codegen_ssa::common::span_invalid_monomorphization_error;
 use rustc_codegen_ssa::common::{IntPredicate, TypeKind};
+use rustc_codegen_ssa::errors::InvalidMonomorphization;
 use rustc_codegen_ssa::mir::operand::OperandRef;
 use rustc_codegen_ssa::mir::place::PlaceRef;
 use rustc_codegen_ssa::traits::*;
@@ -284,15 +285,11 @@ impl<'ll, 'tcx> IntrinsicCallMethods<'tcx> for Builder<'_, 'll, 'tcx> {
                         _ => bug!(),
                     },
                     None => {
-                        span_invalid_monomorphization_error(
-                            tcx.sess,
+                        tcx.sess.emit_err(InvalidMonomorphization::BasicIntegerType {
                             span,
-                            &format!(
-                                "invalid monomorphization of `{}` intrinsic: \
-                                      expected basic integer type, found `{}`",
-                                name, ty
-                            ),
-                        );
+                            name,
+                            ty,
+                        });
                         return;
                     }
                 }
diff --git a/compiler/rustc_codegen_ssa/src/errors.rs b/compiler/rustc_codegen_ssa/src/errors.rs
index de0a80280be..7303ab96797 100644
--- a/compiler/rustc_codegen_ssa/src/errors.rs
+++ b/compiler/rustc_codegen_ssa/src/errors.rs
@@ -6,6 +6,7 @@ use rustc_errors::{
     IntoDiagnosticArg,
 };
 use rustc_macros::Diagnostic;
+use rustc_middle::ty::Ty;
 use rustc_span::{Span, Symbol};
 use std::borrow::Cow;
 use std::io::Error;
@@ -589,3 +590,45 @@ pub struct ShuffleIndicesEvaluation {
     #[primary_span]
     pub span: Span,
 }
+
+#[derive(Diagnostic)]
+#[diag(codegen_ssa_missing_memory_ordering)]
+pub struct MissingMemoryOrdering;
+
+#[derive(Diagnostic)]
+#[diag(codegen_ssa_unknown_atomic_ordering)]
+pub struct UnknownAtomicOrdering;
+
+#[derive(Diagnostic)]
+#[diag(codegen_ssa_atomic_compare_exchange)]
+pub struct AtomicCompareExchange;
+
+#[derive(Diagnostic)]
+#[diag(codegen_ssa_unknown_atomic_operation)]
+pub struct UnknownAtomicOperation;
+
+#[derive(Diagnostic)]
+pub enum InvalidMonomorphization<'tcx> {
+    #[diag(codegen_ssa_invalid_monomorphization_basic_integer_type, code = "E0511")]
+    BasicIntegerType {
+        #[primary_span]
+        span: Span,
+        name: Symbol,
+        ty: Ty<'tcx>,
+    },
+
+    #[diag(codegen_ssa_invalid_monomorphization_basic_float_type, code = "E0511")]
+    BasicFloatType {
+        #[primary_span]
+        span: Span,
+        name: Symbol,
+        ty: Ty<'tcx>,
+    },
+
+    #[diag(codegen_ssa_invalid_monomorphization_float_to_int_unchecked, code = "E0511")]
+    FloatToIntUnchecked {
+        #[primary_span]
+        span: Span,
+        ty: Ty<'tcx>,
+    },
+}
diff --git a/compiler/rustc_codegen_ssa/src/mir/intrinsic.rs b/compiler/rustc_codegen_ssa/src/mir/intrinsic.rs
index a75609260ed..766dc74cbbb 100644
--- a/compiler/rustc_codegen_ssa/src/mir/intrinsic.rs
+++ b/compiler/rustc_codegen_ssa/src/mir/intrinsic.rs
@@ -1,7 +1,9 @@
 use super::operand::{OperandRef, OperandValue};
 use super::place::PlaceRef;
 use super::FunctionCx;
-use crate::common::{span_invalid_monomorphization_error, IntPredicate};
+use crate::common::IntPredicate;
+use crate::errors;
+use crate::errors::InvalidMonomorphization;
 use crate::glue;
 use crate::meth;
 use crate::traits::*;
@@ -305,15 +307,7 @@ impl<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>> FunctionCx<'a, 'tcx, Bx> {
                         _ => bug!(),
                     },
                     None => {
-                        span_invalid_monomorphization_error(
-                            bx.tcx().sess,
-                            span,
-                            &format!(
-                                "invalid monomorphization of `{}` intrinsic: \
-                                      expected basic integer type, found `{}`",
-                                name, ty
-                            ),
-                        );
+                        bx.tcx().sess.emit_err(InvalidMonomorphization::BasicIntegerType { span, name, ty });
                         return;
                     }
                 }
@@ -329,15 +323,7 @@ impl<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>> FunctionCx<'a, 'tcx, Bx> {
                         _ => bug!(),
                     },
                     None => {
-                        span_invalid_monomorphization_error(
-                            bx.tcx().sess,
-                            span,
-                            &format!(
-                                "invalid monomorphization of `{}` intrinsic: \
-                                      expected basic float type, found `{}`",
-                                name, arg_tys[0]
-                            ),
-                        );
+                        bx.tcx().sess.emit_err(InvalidMonomorphization::BasicFloatType { span, name, ty: arg_tys[0] });
                         return;
                     }
                 }
@@ -345,29 +331,11 @@ impl<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>> FunctionCx<'a, 'tcx, Bx> {
 
             sym::float_to_int_unchecked => {
                 if float_type_width(arg_tys[0]).is_none() {
-                    span_invalid_monomorphization_error(
-                        bx.tcx().sess,
-                        span,
-                        &format!(
-                            "invalid monomorphization of `float_to_int_unchecked` \
-                                  intrinsic: expected basic float type, \
-                                  found `{}`",
-                            arg_tys[0]
-                        ),
-                    );
+                    bx.tcx().sess.emit_err(InvalidMonomorphization::FloatToIntUnchecked { span, ty: arg_tys[0] });
                     return;
                 }
                 let Some((_width, signed)) = int_type_width_signed(ret_ty, bx.tcx()) else {
-                    span_invalid_monomorphization_error(
-                        bx.tcx().sess,
-                        span,
-                        &format!(
-                            "invalid monomorphization of `float_to_int_unchecked` \
-                                    intrinsic:  expected basic integer type, \
-                                    found `{}`",
-                            ret_ty
-                        ),
-                    );
+                    bx.tcx().sess.emit_err(InvalidMonomorphization::FloatToIntUnchecked { span, ty: ret_ty });
                     return;
                 };
                 if signed {
@@ -402,7 +370,7 @@ impl<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>> FunctionCx<'a, 'tcx, Bx> {
                 use crate::common::{AtomicRmwBinOp, SynchronizationScope};
 
                 let Some((instruction, ordering)) = atomic.split_once('_') else {
-                    bx.sess().fatal("Atomic intrinsic missing memory ordering");
+                    bx.sess().emit_fatal(errors::MissingMemoryOrdering);
                 };
 
                 let parse_ordering = |bx: &Bx, s| match s {
@@ -412,25 +380,17 @@ impl<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>> FunctionCx<'a, 'tcx, Bx> {
                     "release" => Release,
                     "acqrel" => AcquireRelease,
                     "seqcst" => SequentiallyConsistent,
-                    _ => bx.sess().fatal("unknown ordering in atomic intrinsic"),
+                    _ => bx.sess().emit_fatal(errors::UnknownAtomicOrdering),
                 };
 
                 let invalid_monomorphization = |ty| {
-                    span_invalid_monomorphization_error(
-                        bx.tcx().sess,
-                        span,
-                        &format!(
-                            "invalid monomorphization of `{}` intrinsic: \
-                                  expected basic integer type, found `{}`",
-                            name, ty
-                        ),
-                    );
+                    bx.tcx().sess.emit_err(InvalidMonomorphization::BasicIntegerType { span, name, ty });
                 };
 
                 match instruction {
                     "cxchg" | "cxchgweak" => {
                         let Some((success, failure)) = ordering.split_once('_') else {
-                            bx.sess().fatal("Atomic compare-exchange intrinsic missing failure memory ordering");
+                            bx.sess().emit_fatal(errors::AtomicCompareExchange);
                         };
                         let ty = substs.type_at(0);
                         if int_type_width_signed(ty, bx.tcx()).is_some() || ty.is_unsafe_ptr() {
@@ -529,7 +489,7 @@ impl<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>> FunctionCx<'a, 'tcx, Bx> {
                             "min" => AtomicRmwBinOp::AtomicMin,
                             "umax" => AtomicRmwBinOp::AtomicUMax,
                             "umin" => AtomicRmwBinOp::AtomicUMin,
-                            _ => bx.sess().fatal("unknown atomic operation"),
+                            _ => bx.sess().emit_fatal(errors::UnknownAtomicOperation),
                         };
 
                         let ty = substs.type_at(0);
diff --git a/compiler/rustc_error_messages/locales/en-US/codegen_ssa.ftl b/compiler/rustc_error_messages/locales/en-US/codegen_ssa.ftl
index 88fb7ce8d9f..889d2900371 100644
--- a/compiler/rustc_error_messages/locales/en-US/codegen_ssa.ftl
+++ b/compiler/rustc_error_messages/locales/en-US/codegen_ssa.ftl
@@ -205,3 +205,17 @@ codegen_ssa_invalid_windows_subsystem = invalid windows subsystem `{$subsystem}`
 codegen_ssa_erroneous_constant = erroneous constant encountered
 
 codegen_ssa_shuffle_indices_evaluation = could not evaluate shuffle_indices at compile time
+
+codegen_ssa_missing_memory_ordering = Atomic intrinsic missing memory ordering
+
+codegen_ssa_unknown_atomic_ordering = unknown ordering in atomic intrinsic
+
+codegen_ssa_atomic_compare_exchange = Atomic compare-exchange intrinsic missing failure memory ordering
+
+codegen_ssa_unknown_atomic_operation = unknown atomic operation
+
+codegen_ssa_invalid_monomorphization_basic_integer_type = invalid monomorphization of `{$name}` intrinsic: expected basic integer type, found `{$ty}`
+
+codegen_ssa_invalid_monomorphization_basic_float_type = invalid monomorphization of `{$name}` intrinsic: expected basic float type, found `{$ty}`
+
+codegen_ssa_invalid_monomorphization_float_to_int_unchecked = invalid monomorphization of `float_to_int_unchecked` intrinsic: expected basic float type, found `{$ty}`