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replace some deprecated functions

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This commit is contained in:
Luv-Ray 2024-09-19 09:39:28 +08:00
parent a5cf8bbd4e
commit b7c5656713
14 changed files with 61 additions and 87 deletions
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1
compiler/rustc_codegen_gcc/src/builder.rs
View File

@ -500,6 +500,7 @@ fn deref<'b>(&'b self) -> &'a Self::Target {
impl<'gcc, 'tcx> BackendTypes for Builder<'_, 'gcc, 'tcx> {
type Value = <CodegenCx<'gcc, 'tcx> as BackendTypes>::Value;
type Metadata = <CodegenCx<'gcc, 'tcx> as BackendTypes>::Metadata;
type Function = <CodegenCx<'gcc, 'tcx> as BackendTypes>::Function;
type BasicBlock = <CodegenCx<'gcc, 'tcx> as BackendTypes>::BasicBlock;
type Type = <CodegenCx<'gcc, 'tcx> as BackendTypes>::Type;

1
compiler/rustc_codegen_gcc/src/context.rs
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@ -414,6 +414,7 @@ pub fn bitcast_if_needed(
impl<'gcc, 'tcx> BackendTypes for CodegenCx<'gcc, 'tcx> {
type Value = RValue<'gcc>;
type Metadata = RValue<'gcc>;
type Function = RValue<'gcc>;
type BasicBlock = Block<'gcc>;

11
compiler/rustc_codegen_llvm/src/asm.rs
View File

@ -504,10 +504,15 @@ pub(crate) fn inline_asm_call<'ll>(
// due to the asm template string coming from a macro. LLVM will
// default to the first srcloc for lines that don't have an
// associated srcloc.
srcloc.push(bx.const_i32(0));
srcloc.push(llvm::LLVMValueAsMetadata(bx.const_i32(0)));
}
srcloc.extend(line_spans.iter().map(|span| bx.const_i32(span.lo().to_u32() as i32)));
let md = llvm::LLVMMDNodeInContext(bx.llcx, srcloc.as_ptr(), srcloc.len() as u32);
srcloc.extend(
line_spans
.iter()
.map(|span| llvm::LLVMValueAsMetadata(bx.const_i32(span.lo().to_u32() as i32))),
);
let md = llvm::LLVMMDNodeInContext2(bx.llcx, srcloc.as_ptr(), srcloc.len());
let md = llvm::LLVMMetadataAsValue(&bx.llcx, md);
llvm::LLVMSetMetadata(call, kind, md);
Some(call)

61
compiler/rustc_codegen_llvm/src/builder.rs
View File

@ -56,6 +56,7 @@ fn drop(&mut self) {
impl<'ll, 'tcx> BackendTypes for Builder<'_, 'll, 'tcx> {
type Value = <CodegenCx<'ll, 'tcx> as BackendTypes>::Value;
type Metadata = <CodegenCx<'ll, 'tcx> as BackendTypes>::Metadata;
type Function = <CodegenCx<'ll, 'tcx> as BackendTypes>::Function;
type BasicBlock = <CodegenCx<'ll, 'tcx> as BackendTypes>::BasicBlock;
type Type = <CodegenCx<'ll, 'tcx> as BackendTypes>::Type;
@ -678,25 +679,21 @@ fn range_metadata(&mut self, load: &'ll Value, range: WrappingRange) {
unsafe {
let llty = self.cx.val_ty(load);
let v = [
self.cx.const_uint_big(llty, range.start),
self.cx.const_uint_big(llty, range.end.wrapping_add(1)),
llvm::LLVMValueAsMetadata(self.cx.const_uint_big(llty, range.start)),
llvm::LLVMValueAsMetadata(self.cx.const_uint_big(llty, range.end.wrapping_add(1))),
];
llvm::LLVMSetMetadata(
load,
llvm::MD_range as c_uint,
llvm::LLVMMDNodeInContext(self.cx.llcx, v.as_ptr(), v.len() as c_uint),
);
let md = llvm::LLVMMDNodeInContext2(self.cx.llcx, v.as_ptr(), v.len());
let md = llvm::LLVMMetadataAsValue(&self.llcx, md);
llvm::LLVMSetMetadata(load, llvm::MD_range as c_uint, md);
}
}
fn nonnull_metadata(&mut self, load: &'ll Value) {
unsafe {
llvm::LLVMSetMetadata(
load,
llvm::MD_nonnull as c_uint,
llvm::LLVMMDNodeInContext(self.cx.llcx, ptr::null(), 0),
);
let md = llvm::LLVMMDNodeInContext2(self.cx.llcx, ptr::null(), 0);
let md = llvm::LLVMMetadataAsValue(&self.llcx, md);
llvm::LLVMSetMetadata(load, llvm::MD_nonnull as c_uint, md);
}
}
@ -744,8 +741,9 @@ fn store_with_flags(
// *always* point to a metadata value of the integer 1.
//
// [1]: https://llvm.org/docs/LangRef.html#store-instruction
let one = self.cx.const_i32(1);
let node = llvm::LLVMMDNodeInContext(self.cx.llcx, &one, 1);
let one = llvm::LLVMValueAsMetadata(self.cx.const_i32(1));
let node = llvm::LLVMMDNodeInContext2(self.cx.llcx, &one, 1);
let node = llvm::LLVMMetadataAsValue(&self.llcx, node);
llvm::LLVMSetMetadata(store, llvm::MD_nontemporal as c_uint, node);
}
}
@ -1210,11 +1208,9 @@ fn atomic_fence(
fn set_invariant_load(&mut self, load: &'ll Value) {
unsafe {
llvm::LLVMSetMetadata(
load,
llvm::MD_invariant_load as c_uint,
llvm::LLVMMDNodeInContext(self.cx.llcx, ptr::null(), 0),
);
let md = llvm::LLVMMDNodeInContext2(self.cx.llcx, ptr::null(), 0);
let md = llvm::LLVMMetadataAsValue(&self.llcx, md);
llvm::LLVMSetMetadata(load, llvm::MD_invariant_load as c_uint, md);
}
}
@ -1343,33 +1339,26 @@ fn position_at_start(&mut self, llbb: &'ll BasicBlock) {
fn align_metadata(&mut self, load: &'ll Value, align: Align) {
unsafe {
let v = [self.cx.const_u64(align.bytes())];
llvm::LLVMSetMetadata(
load,
llvm::MD_align as c_uint,
llvm::LLVMMDNodeInContext(self.cx.llcx, v.as_ptr(), v.len() as c_uint),
);
let v = [llvm::LLVMValueAsMetadata(self.cx.const_u64(align.bytes()))];
let md = llvm::LLVMMDNodeInContext2(self.cx.llcx, v.as_ptr(), v.len());
let md = llvm::LLVMMetadataAsValue(&self.llcx, md);
llvm::LLVMSetMetadata(load, llvm::MD_align as c_uint, md);
}
}
fn noundef_metadata(&mut self, load: &'ll Value) {
unsafe {
llvm::LLVMSetMetadata(
load,
llvm::MD_noundef as c_uint,
llvm::LLVMMDNodeInContext(self.cx.llcx, ptr::null(), 0),
);
let md = llvm::LLVMMDNodeInContext2(self.cx.llcx, ptr::null(), 0);
let md = llvm::LLVMMetadataAsValue(&self.llcx, md);
llvm::LLVMSetMetadata(load, llvm::MD_noundef as c_uint, md);
}
}
pub(crate) fn set_unpredictable(&mut self, inst: &'ll Value) {
unsafe {
llvm::LLVMSetMetadata(
inst,
llvm::MD_unpredictable as c_uint,
llvm::LLVMMDNodeInContext(self.cx.llcx, ptr::null(), 0),
);
let md = llvm::LLVMMDNodeInContext2(self.cx.llcx, ptr::null(), 0);
let md = llvm::LLVMMetadataAsValue(&self.llcx, md);
llvm::LLVMSetMetadata(inst, llvm::MD_unpredictable as c_uint, md);
}
}

3
compiler/rustc_codegen_llvm/src/common.rs
View File

@ -14,7 +14,7 @@
use crate::consts::const_alloc_to_llvm;
pub(crate) use crate::context::CodegenCx;
use crate::llvm::{self, BasicBlock, Bool, ConstantInt, False, OperandBundleDef, True};
use crate::llvm::{self, BasicBlock, Bool, ConstantInt, False, Metadata, OperandBundleDef, True};
use crate::type_::Type;
use crate::value::Value;
@ -79,6 +79,7 @@ pub(crate) fn bundle(&self) -> &OperandBundleDef<'ll> {
impl<'ll> BackendTypes for CodegenCx<'ll, '_> {
type Value = &'ll Value;
type Metadata = &'ll Metadata;
// FIXME(eddyb) replace this with a `Function` "subclass" of `Value`.
type Function = &'ll Value;

7
compiler/rustc_codegen_llvm/src/context.rs
View File

@ -3,7 +3,6 @@
use std::ffi::CStr;
use std::str;
use libc::c_uint;
use rustc_codegen_ssa::base::{wants_msvc_seh, wants_wasm_eh};
use rustc_codegen_ssa::errors as ssa_errors;
use rustc_codegen_ssa::traits::*;
@ -403,17 +402,17 @@ pub(crate) unsafe fn create_module<'ll>(
let rustc_producer =
format!("rustc version {}", option_env!("CFG_VERSION").expect("CFG_VERSION"));
let name_metadata = unsafe {
llvm::LLVMMDStringInContext(
llvm::LLVMMDStringInContext2(
llcx,
rustc_producer.as_ptr().cast(),
rustc_producer.as_bytes().len() as c_uint,
rustc_producer.as_bytes().len(),
)
};
unsafe {
llvm::LLVMAddNamedMetadataOperand(
llmod,
c"llvm.ident".as_ptr(),
llvm::LLVMMDNodeInContext(llcx, &name_metadata, 1),
&llvm::LLVMMetadataAsValue(llcx, llvm::LLVMMDNodeInContext2(llcx, &name_metadata, 1)),
);
}

12
compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs
View File

@ -1545,20 +1545,16 @@ enum VCallVisibility {
let trait_ref_typeid = typeid_for_trait_ref(cx.tcx, trait_ref);
unsafe {
let typeid = llvm::LLVMMDStringInContext(
let typeid = llvm::LLVMMDStringInContext2(
cx.llcx,
trait_ref_typeid.as_ptr() as *const c_char,
trait_ref_typeid.as_bytes().len() as c_uint,
trait_ref_typeid.as_bytes().len(),
);
let v = [cx.const_usize(0), typeid];
let v = [llvm::LLVMValueAsMetadata(cx.const_usize(0)), typeid];
llvm::LLVMRustGlobalAddMetadata(
vtable,
llvm::MD_type as c_uint,
llvm::LLVMValueAsMetadata(llvm::LLVMMDNodeInContext(
cx.llcx,
v.as_ptr(),
v.len() as c_uint,
)),
llvm::LLVMMDNodeInContext2(cx.llcx, v.as_ptr(), v.len()),
);
let vcall_visibility = llvm::LLVMValueAsMetadata(cx.const_u64(vcall_visibility as u64));
let vcall_visibility_metadata = llvm::LLVMMDNodeInContext2(cx.llcx, &vcall_visibility, 1);

8
compiler/rustc_codegen_llvm/src/intrinsic.rs
View File

@ -20,7 +20,7 @@
use crate::abi::{Abi, FnAbi, FnAbiLlvmExt, LlvmType, PassMode};
use crate::builder::Builder;
use crate::context::CodegenCx;
use crate::llvm;
use crate::llvm::{self, Metadata};
use crate::type_::Type;
use crate::type_of::LayoutLlvmExt;
use crate::va_arg::emit_va_arg;
@ -616,9 +616,10 @@ fn expect(&mut self, cond: Self::Value, expected: bool) -> Self::Value {
}
}
fn type_test(&mut self, pointer: Self::Value, typeid: Self::Value) -> Self::Value {
fn type_test(&mut self, pointer: Self::Value, typeid: Self::Metadata) -> Self::Value {
// Test the called operand using llvm.type.test intrinsic. The LowerTypeTests link-time
// optimization pass replaces calls to this intrinsic with code to test type membership.
let typeid = unsafe { llvm::LLVMMetadataAsValue(&self.llcx, typeid) };
self.call_intrinsic("llvm.type.test", &[pointer, typeid])
}
@ -626,8 +627,9 @@ fn type_checked_load(
&mut self,
llvtable: &'ll Value,
vtable_byte_offset: u64,
typeid: &'ll Value,
typeid: &'ll Metadata,
) -> Self::Value {
let typeid = unsafe { llvm::LLVMMetadataAsValue(&self.llcx, typeid) };
let vtable_byte_offset = self.const_i32(vtable_byte_offset as i32);
let type_checked_load =
self.call_intrinsic("llvm.type.checked.load", &[llvtable, vtable_byte_offset, typeid]);

10
compiler/rustc_codegen_llvm/src/llvm/ffi.rs
View File

@ -912,17 +912,7 @@ pub fn LLVMStructTypeInContext<'a>(
pub fn LLVMGetPoison(Ty: &Type) -> &Value;
// Operations on metadata
// FIXME: deprecated, replace with LLVMMDStringInContext2
pub fn LLVMMDStringInContext(C: &Context, Str: *const c_char, SLen: c_uint) -> &Value;
pub fn LLVMMDStringInContext2(C: &Context, Str: *const c_char, SLen: size_t) -> &Metadata;
// FIXME: deprecated, replace with LLVMMDNodeInContext2
pub fn LLVMMDNodeInContext<'a>(
C: &'a Context,
Vals: *const &'a Value,
Count: c_uint,
) -> &'a Value;
pub fn LLVMMDNodeInContext2<'a>(
C: &'a Context,
Vals: *const &'a Metadata,

26
compiler/rustc_codegen_llvm/src/type_.rs
View File

@ -13,7 +13,7 @@
use crate::abi::{FnAbiLlvmExt, LlvmType};
use crate::context::CodegenCx;
pub(crate) use crate::llvm::Type;
use crate::llvm::{Bool, False, True};
use crate::llvm::{Bool, False, Metadata, True};
use crate::type_of::LayoutLlvmExt;
use crate::value::Value;
use crate::{common, llvm};
@ -283,43 +283,31 @@ fn reg_backend_type(&self, ty: &Reg) -> &'ll Type {
impl<'ll, 'tcx> TypeMembershipCodegenMethods<'tcx> for CodegenCx<'ll, 'tcx> {
fn add_type_metadata(&self, function: &'ll Value, typeid: String) {
let typeid_metadata = self.typeid_metadata(typeid).unwrap();
let v = [self.const_usize(0), typeid_metadata];
unsafe {
let v = [llvm::LLVMValueAsMetadata(self.const_usize(0)), typeid_metadata];
llvm::LLVMRustGlobalAddMetadata(
function,
llvm::MD_type as c_uint,
llvm::LLVMValueAsMetadata(llvm::LLVMMDNodeInContext(
self.llcx,
v.as_ptr(),
v.len() as c_uint,
)),
llvm::LLVMMDNodeInContext2(self.llcx, v.as_ptr(), v.len()),
)
}
}
fn set_type_metadata(&self, function: &'ll Value, typeid: String) {
let typeid_metadata = self.typeid_metadata(typeid).unwrap();
let v = [self.const_usize(0), typeid_metadata];
unsafe {
let v = [llvm::LLVMValueAsMetadata(self.const_usize(0)), typeid_metadata];
llvm::LLVMGlobalSetMetadata(
function,
llvm::MD_type as c_uint,
llvm::LLVMValueAsMetadata(llvm::LLVMMDNodeInContext(
self.llcx,
v.as_ptr(),
v.len() as c_uint,
)),
llvm::LLVMMDNodeInContext2(self.llcx, v.as_ptr(), v.len()),
)
}
}
fn typeid_metadata(&self, typeid: String) -> Option<&'ll Value> {
fn typeid_metadata(&self, typeid: String) -> Option<&'ll Metadata> {
Some(unsafe {
llvm::LLVMMDStringInContext(
self.llcx,
typeid.as_ptr() as *const c_char,
typeid.len() as c_uint,
)
llvm::LLVMMDStringInContext2(self.llcx, typeid.as_ptr() as *const c_char, typeid.len())
})
}

1
compiler/rustc_codegen_ssa/src/traits/backend.rs
View File

@ -21,6 +21,7 @@
pub trait BackendTypes {
type Value: CodegenObject;
type Metadata: CodegenObject;
type Function: CodegenObject;
type BasicBlock: Copy;

1
compiler/rustc_codegen_ssa/src/traits/builder.rs
View File

@ -51,6 +51,7 @@ pub trait BuilderMethods<'a, 'tcx>:
type CodegenCx: CodegenMethods<
'tcx,
Value = Self::Value,
Metadata = Self::Metadata,
Function = Self::Function,
BasicBlock = Self::BasicBlock,
Type = Self::Type,

4
compiler/rustc_codegen_ssa/src/traits/intrinsic.rs
View File

@ -24,14 +24,14 @@ fn codegen_intrinsic_call(
fn assume(&mut self, val: Self::Value);
fn expect(&mut self, cond: Self::Value, expected: bool) -> Self::Value;
/// Trait method used to test whether a given pointer is associated with a type identifier.
fn type_test(&mut self, pointer: Self::Value, typeid: Self::Value) -> Self::Value;
fn type_test(&mut self, pointer: Self::Value, typeid: Self::Metadata) -> Self::Value;
/// Trait method used to load a function while testing if it is associated with a type
/// identifier.
fn type_checked_load(
&mut self,
llvtable: Self::Value,
vtable_byte_offset: u64,
typeid: Self::Value,
typeid: Self::Metadata,
) -> Self::Value;
/// Trait method used to inject `va_start` on the "spoofed" `VaListImpl` in
/// Rust defined C-variadic functions.

2
compiler/rustc_codegen_ssa/src/traits/type_.rs
View File

@ -152,7 +152,7 @@ fn is_backend_ref(&self, layout: TyAndLayout<'tcx>) -> bool {
pub trait TypeMembershipCodegenMethods<'tcx>: BackendTypes {
fn add_type_metadata(&self, _function: Self::Function, _typeid: String) {}
fn set_type_metadata(&self, _function: Self::Function, _typeid: String) {}
fn typeid_metadata(&self, _typeid: String) -> Option<Self::Value> {
fn typeid_metadata(&self, _typeid: String) -> Option<Self::Metadata> {
None
}
fn add_kcfi_type_metadata(&self, _function: Self::Function, _typeid: u32) {}