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cg_llvm: remove pointee types and pointercast/bitcast-of-ptr

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This commit is contained in:
Erik Desjardins 2022-12-06 00:07:28 -05:00
parent 4c96822796
commit b6540777fe
17 changed files with 118 additions and 283 deletions
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3
compiler/rustc_codegen_llvm/src/debuginfo/gdb.rs
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@ -17,8 +17,7 @@ use rustc_span::symbol::sym;
/// .debug_gdb_scripts global is referenced, so it isn't removed by the linker.
pub fn insert_reference_to_gdb_debug_scripts_section_global(bx: &mut Builder<'_, '_, '_>) {
if needs_gdb_debug_scripts_section(bx) {
let gdb_debug_scripts_section =
bx.const_bitcast(get_or_insert_gdb_debug_scripts_section_global(bx), bx.type_i8p());
let gdb_debug_scripts_section = get_or_insert_gdb_debug_scripts_section_global(bx);
// Load just the first byte as that's all that's necessary to force
// LLVM to keep around the reference to the global.
let volatile_load_instruction = bx.volatile_load(bx.type_i8(), gdb_debug_scripts_section);