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rustc_codegen_llvm: avoid converting between DILocation and Value.

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This commit is contained in:
Eduard-Mihai Burtescu 2020-02-10 22:52:20 +02:00
parent fa2b381ec8
commit 88d874de63
4 changed files with 16 additions and 13 deletions
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3
compiler/rustc_codegen_llvm/src/debuginfo/mod.rs
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@ -192,7 +192,8 @@ impl DebugInfoBuilderMethods for Builder<'a, 'll, 'tcx> {
let dbg_loc = self.cx().create_debug_loc(scope, span);
unsafe {
llvm::LLVMSetCurrentDebugLocation(self.llbuilder, dbg_loc);
let dbg_loc_as_llval = llvm::LLVMRustMetadataAsValue(self.cx().llcx, dbg_loc);
llvm::LLVMSetCurrentDebugLocation(self.llbuilder, dbg_loc_as_llval);
}
}
fn insert_reference_to_gdb_debug_scripts_section_global(&mut self) {

6
compiler/rustc_codegen_llvm/src/debuginfo/source_loc.rs
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@ -2,8 +2,8 @@ use super::metadata::{UNKNOWN_COLUMN_NUMBER, UNKNOWN_LINE_NUMBER};
use super::utils::debug_context;
use crate::common::CodegenCx;
use crate::llvm::debuginfo::DIScope;
use crate::llvm::{self, Value};
use crate::llvm;
use crate::llvm::debuginfo::{DILocation, DIScope};
use rustc_codegen_ssa::traits::*;
use rustc_data_structures::sync::Lrc;
@ -45,7 +45,7 @@ impl CodegenCx<'ll, '_> {
}
}
pub fn create_debug_loc(&self, scope: &'ll DIScope, span: Span) -> &'ll Value {
pub fn create_debug_loc(&self, scope: &'ll DIScope, span: Span) -> &'ll DILocation {
let DebugLoc { line, col, .. } = self.lookup_debug_loc(span.lo());
unsafe {

12
compiler/rustc_codegen_llvm/src/llvm/ffi.rs
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@ -5,8 +5,9 @@ use rustc_codegen_ssa::coverageinfo::map as coverage_map;
use super::debuginfo::{
DIArray, DIBasicType, DIBuilder, DICompositeType, DIDerivedType, DIDescriptor, DIEnumerator,
DIFile, DIFlags, DIGlobalVariableExpression, DILexicalBlock, DINameSpace, DISPFlags, DIScope,
DISubprogram, DISubrange, DITemplateTypeParameter, DIType, DIVariable, DebugEmissionKind,
DIFile, DIFlags, DIGlobalVariableExpression, DILexicalBlock, DILocation, DINameSpace,
DISPFlags, DIScope, DISubprogram, DISubrange, DITemplateTypeParameter, DIType, DIVariable,
DebugEmissionKind,
};
use libc::{c_char, c_int, c_uint, size_t};
@ -794,6 +795,7 @@ pub mod debuginfo {
pub struct DIBuilder<'a>(InvariantOpaque<'a>);
pub type DIDescriptor = Metadata;
pub type DILocation = Metadata;
pub type DIScope = DIDescriptor;
pub type DIFile = DIScope;
pub type DILexicalBlock = DIScope;
@ -2005,7 +2007,7 @@ extern "C" {
VarInfo: &'a DIVariable,
AddrOps: *const i64,
AddrOpsCount: c_uint,
DL: &'a Value,
DL: &'a DILocation,
InsertAtEnd: &'a BasicBlock,
) -> &'a Value;
@ -2093,8 +2095,8 @@ extern "C" {
Line: c_uint,
Column: c_uint,
Scope: &'a DIScope,
InlinedAt: Option<&'a Metadata>,
) -> &'a Value;
InlinedAt: Option<&'a DILocation>,
) -> &'a DILocation;
pub fn LLVMRustDIBuilderCreateOpDeref() -> i64;
pub fn LLVMRustDIBuilderCreateOpPlusUconst() -> i64;

8
compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp
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@ -931,12 +931,12 @@ LLVMRustDIBuilderGetOrCreateArray(LLVMRustDIBuilderRef Builder,
extern "C" LLVMValueRef LLVMRustDIBuilderInsertDeclareAtEnd(
LLVMRustDIBuilderRef Builder, LLVMValueRef V, LLVMMetadataRef VarInfo,
int64_t *AddrOps, unsigned AddrOpsCount, LLVMValueRef DL,
int64_t *AddrOps, unsigned AddrOpsCount, LLVMMetadataRef DL,
LLVMBasicBlockRef InsertAtEnd) {
return wrap(Builder->insertDeclare(
unwrap(V), unwrap<DILocalVariable>(VarInfo),
Builder->createExpression(llvm::ArrayRef<int64_t>(AddrOps, AddrOpsCount)),
DebugLoc(cast<MDNode>(unwrap<MetadataAsValue>(DL)->getMetadata())),
DebugLoc(cast<MDNode>(DL)),
unwrap(InsertAtEnd)));
}
@ -1003,7 +1003,7 @@ LLVMRustDICompositeTypeReplaceArrays(LLVMRustDIBuilderRef Builder,
DINodeArray(unwrap<MDTuple>(Params)));
}
extern "C" LLVMValueRef
extern "C" LLVMMetadataRef
LLVMRustDIBuilderCreateDebugLocation(LLVMContextRef ContextRef, unsigned Line,
unsigned Column, LLVMMetadataRef Scope,
LLVMMetadataRef InlinedAt) {
@ -1012,7 +1012,7 @@ LLVMRustDIBuilderCreateDebugLocation(LLVMContextRef ContextRef, unsigned Line,
DebugLoc debug_loc = DebugLoc::get(Line, Column, unwrapDIPtr<MDNode>(Scope),
unwrapDIPtr<MDNode>(InlinedAt));
return wrap(MetadataAsValue::get(Context, debug_loc.getAsMDNode()));
return wrap(debug_loc.getAsMDNode());
}
extern "C" int64_t LLVMRustDIBuilderCreateOpDeref() {