bjoernager/rust
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Merge commit 'b385428e3d' into subtree-update_cg_gcc_2024-03-05

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This commit is contained in:
Guillaume Gomez 2024-03-05 19:58:36 +01:00
commit 0d359efbe6
76 changed files with 7183 additions and 4278 deletions
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62
compiler/rustc_codegen_gcc/src/allocator.rs
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@ -1,4 +1,4 @@
#[cfg(feature="master")]
#[cfg(feature = "master")]
use gccjit::FnAttribute;
use gccjit::{Context, FunctionType, GlobalKind, ToRValue, Type};
use rustc_ast::expand::allocator::{
@ -11,15 +11,20 @@ use rustc_session::config::OomStrategy;
use crate::GccContext;
pub(crate) unsafe fn codegen(tcx: TyCtxt<'_>, mods: &mut GccContext, _module_name: &str, kind: AllocatorKind, alloc_error_handler_kind: AllocatorKind) {
pub(crate) unsafe fn codegen(
tcx: TyCtxt<'_>,
mods: &mut GccContext,
_module_name: &str,
kind: AllocatorKind,
alloc_error_handler_kind: AllocatorKind,
) {
let context = &mods.context;
let usize =
match tcx.sess.target.pointer_width {
16 => context.new_type::<u16>(),
32 => context.new_type::<u32>(),
64 => context.new_type::<u64>(),
tws => bug!("Unsupported target word size for int: {}", tws),
};
let usize = match tcx.sess.target.pointer_width {
16 => context.new_type::<u16>(),
32 => context.new_type::<u32>(),
64 => context.new_type::<u64>(),
tws => bug!("Unsupported target word size for int: {}", tws),
};
let i8 = context.new_type::<i8>();
let i8p = i8.make_pointer();
@ -58,7 +63,7 @@ pub(crate) unsafe fn codegen(tcx: TyCtxt<'_>, mods: &mut GccContext, _module_nam
tcx,
context,
"__rust_alloc_error_handler",
&alloc_error_handler_name(alloc_error_handler_kind),
alloc_error_handler_name(alloc_error_handler_kind),
&[usize, usize],
None,
);
@ -85,24 +90,42 @@ fn create_wrapper_function(
) {
let void = context.new_type::<()>();
let args: Vec<_> = types.iter().enumerate()
.map(|(index, typ)| context.new_parameter(None, *typ, &format!("param{}", index)))
let args: Vec<_> = types
.iter()
.enumerate()
.map(|(index, typ)| context.new_parameter(None, *typ, format!("param{}", index)))
.collect();
let func = context.new_function(None, FunctionType::Exported, output.unwrap_or(void), &args, from_name, false);
let func = context.new_function(
None,
FunctionType::Exported,
output.unwrap_or(void),
&args,
from_name,
false,
);
if tcx.sess.default_hidden_visibility() {
#[cfg(feature="master")]
#[cfg(feature = "master")]
func.add_attribute(FnAttribute::Visibility(gccjit::Visibility::Hidden));
}
if tcx.sess.must_emit_unwind_tables() {
// TODO(antoyo): emit unwind tables.
}
let args: Vec<_> = types.iter().enumerate()
.map(|(index, typ)| context.new_parameter(None, *typ, &format!("param{}", index)))
let args: Vec<_> = types
.iter()
.enumerate()
.map(|(index, typ)| context.new_parameter(None, *typ, format!("param{}", index)))
.collect();
let callee = context.new_function(None, FunctionType::Extern, output.unwrap_or(void), &args, to_name, false);
#[cfg(feature="master")]
let callee = context.new_function(
None,
FunctionType::Extern,
output.unwrap_or(void),
&args,
to_name,
false,
);
#[cfg(feature = "master")]
callee.add_attribute(FnAttribute::Visibility(gccjit::Visibility::Hidden));
let block = func.new_block("entry");
@ -116,8 +139,7 @@ fn create_wrapper_function(
//llvm::LLVMSetTailCall(ret, True);
if output.is_some() {
block.end_with_return(None, ret);
}
else {
} else {
block.end_with_void_return(None);
}