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Use LLVMDIBuilderCreateGlobalVariableExpression

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Note that the code in `LLVMRustDIBuilderCreateStaticVariable` that tried to
downcast `InitVal` appears to have been dead, because `llvm::ConstantInt` and
`llvm::ConstantFP` are not subclasses of `llvm::GlobalVariable`.
This commit is contained in:
Zalathar
2025-10-04 22:54:37 +10:00
parent 1db7d41665
commit 1081d98551
3 changed files with 37 additions and 60 deletions
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39
compiler/rustc_codegen_llvm/src/llvm/ffi.rs
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@@ -22,9 +22,9 @@ use libc::{c_char, c_int, c_uchar, c_uint, c_ulonglong, c_void, size_t};
use super::RustString;
use super::debuginfo::{
DIArray, DIBuilder, DIDerivedType, DIDescriptor, DIEnumerator, DIFile, DIFlags,
DIGlobalVariableExpression, DILocation, DISPFlags, DIScope, DISubprogram,
DITemplateTypeParameter, DIType, DebugEmissionKind, DebugNameTableKind,
DIArray, DIBuilder, DIDerivedType, DIDescriptor, DIEnumerator, DIFile, DIFlags, DILocation,
DISPFlags, DIScope, DISubprogram, DITemplateTypeParameter, DIType, DebugEmissionKind,
DebugNameTableKind,
};
use crate::llvm::MetadataKindId;
use crate::{TryFromU32, llvm};
@@ -781,7 +781,6 @@ pub(crate) mod debuginfo {
pub(crate) type DIDerivedType = DIType;
pub(crate) type DICompositeType = DIDerivedType;
pub(crate) type DIVariable = DIDescriptor;
pub(crate) type DIGlobalVariableExpression = DIDescriptor;
pub(crate) type DIArray = DIDescriptor;
pub(crate) type DIEnumerator = DIDescriptor;
pub(crate) type DITemplateTypeParameter = DIDescriptor;
@@ -1875,6 +1874,22 @@ unsafe extern "C" {
Length: size_t,
) -> &'ll Metadata;
pub(crate) fn LLVMDIBuilderCreateGlobalVariableExpression<'ll>(
Builder: &DIBuilder<'ll>,
Scope: Option<&'ll Metadata>,
Name: *const c_uchar, // See "PTR_LEN_STR".
NameLen: size_t,
Linkage: *const c_uchar, // See "PTR_LEN_STR".
LinkLen: size_t,
File: &'ll Metadata,
LineNo: c_uint,
Ty: &'ll Metadata,
LocalToUnit: llvm::Bool,
Expr: &'ll Metadata,
Decl: Option<&'ll Metadata>,
AlignInBits: u32,
) -> &'ll Metadata;
pub(crate) fn LLVMDIBuilderInsertDeclareRecordAtEnd<'ll>(
Builder: &DIBuilder<'ll>,
Storage: &'ll Value,
@@ -2214,22 +2229,6 @@ unsafe extern "C" {
Ty: &'a DIType,
) -> &'a DIType;
pub(crate) fn LLVMRustDIBuilderCreateStaticVariable<'a>(
Builder: &DIBuilder<'a>,
Context: Option<&'a DIScope>,
Name: *const c_char,
NameLen: size_t,
LinkageName: *const c_char,
LinkageNameLen: size_t,
File: &'a DIFile,
LineNo: c_uint,
Ty: &'a DIType,
isLocalToUnit: bool,
Val: &'a Value,
Decl: Option<&'a DIDescriptor>,
AlignInBits: u32,
) -> &'a DIGlobalVariableExpression;
pub(crate) fn LLVMRustDIBuilderCreateEnumerator<'a>(
Builder: &DIBuilder<'a>,
Name: *const c_char,