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Add LLVM attributes in batches instead of individually

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This should improve performance.
This commit is contained in:
Erik Desjardins
2022-02-21 11:19:16 -05:00
parent 6f681a8eb3
commit 30d3ce0674
11 changed files with 451 additions and 473 deletions
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53
compiler/rustc_codegen_llvm/src/llvm/ffi.rs
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@@ -155,7 +155,7 @@ pub enum DLLStorageClass {
/// though it is not ABI compatible (since it's a C++ enum)
#[repr(C)]
#[derive(Copy, Clone, Debug)]
pub enum Attribute {
pub enum AttributeKind {
AlwaysInline = 0,
ByVal = 1,
Cold = 2,
@@ -643,6 +643,9 @@ extern "C" {
extern "C" {
pub type ConstantInt;
}
extern "C" {
pub type Attribute;
}
extern "C" {
pub type Metadata;
}
@@ -1169,6 +1172,21 @@ extern "C" {
) -> Option<&Value>;
pub fn LLVMSetTailCall(CallInst: &Value, IsTailCall: Bool);
// Operations on attributes
pub fn LLVMRustCreateAttrNoValue(C: &Context, attr: AttributeKind) -> &Attribute;
pub fn LLVMRustCreateAttrString(C: &Context, Name: *const c_char) -> &Attribute;
pub fn LLVMRustCreateAttrStringValue(
C: &Context,
Name: *const c_char,
Value: *const c_char,
) -> &Attribute;
pub fn LLVMRustCreateAlignmentAttr(C: &Context, bytes: u64) -> &Attribute;
pub fn LLVMRustCreateDereferenceableAttr(C: &Context, bytes: u64) -> &Attribute;
pub fn LLVMRustCreateDereferenceableOrNullAttr(C: &Context, bytes: u64) -> &Attribute;
pub fn LLVMRustCreateByValAttr<'a>(C: &'a Context, ty: &'a Type) -> &'a Attribute;
pub fn LLVMRustCreateStructRetAttr<'a>(C: &'a Context, ty: &'a Type) -> &'a Attribute;
pub fn LLVMRustCreateUWTableAttr(C: &Context, async_: bool) -> &Attribute;
// Operations on functions
pub fn LLVMRustGetOrInsertFunction<'a>(
M: &'a Module,
@@ -1177,20 +1195,18 @@ extern "C" {
FunctionTy: &'a Type,
) -> &'a Value;
pub fn LLVMSetFunctionCallConv(Fn: &Value, CC: c_uint);
pub fn LLVMRustAddAlignmentAttr(Fn: &Value, index: c_uint, bytes: u32);
pub fn LLVMRustAddDereferenceableAttr(Fn: &Value, index: c_uint, bytes: u64);
pub fn LLVMRustAddDereferenceableOrNullAttr(Fn: &Value, index: c_uint, bytes: u64);
pub fn LLVMRustAddByValAttr(Fn: &Value, index: c_uint, ty: &Type);
pub fn LLVMRustAddStructRetAttr(Fn: &Value, index: c_uint, ty: &Type);
pub fn LLVMRustAddFunctionAttribute(Fn: &Value, index: c_uint, attr: Attribute);
pub fn LLVMRustEmitUWTableAttr(Fn: &Value, async_: bool);
pub fn LLVMRustAddFunctionAttrStringValue(
pub fn LLVMRustAddFunctionAttributes<'a>(
Fn: &'a Value,
index: c_uint,
Attrs: *const &'a Attribute,
AttrsLen: size_t,
);
pub fn LLVMRustRemoveFunctionAttributes(
Fn: &Value,
index: c_uint,
Name: *const c_char,
Value: *const c_char,
Attrs: *const AttributeKind,
AttrsLen: size_t,
);
pub fn LLVMRustRemoveFunctionAttributes(Fn: &Value, index: c_uint, attr: Attribute);
// Operations on parameters
pub fn LLVMIsAArgument(Val: &Value) -> Option<&Value>;
@@ -1211,13 +1227,12 @@ extern "C" {
// Operations on call sites
pub fn LLVMSetInstructionCallConv(Instr: &Value, CC: c_uint);
pub fn LLVMRustAddCallSiteAttribute(Instr: &Value, index: c_uint, attr: Attribute);
pub fn LLVMRustAddCallSiteAttrString(Instr: &Value, index: c_uint, Name: *const c_char);
pub fn LLVMRustAddAlignmentCallSiteAttr(Instr: &Value, index: c_uint, bytes: u32);
pub fn LLVMRustAddDereferenceableCallSiteAttr(Instr: &Value, index: c_uint, bytes: u64);
pub fn LLVMRustAddDereferenceableOrNullCallSiteAttr(Instr: &Value, index: c_uint, bytes: u64);
pub fn LLVMRustAddByValCallSiteAttr(Instr: &Value, index: c_uint, ty: &Type);
pub fn LLVMRustAddStructRetCallSiteAttr(Instr: &Value, index: c_uint, ty: &Type);
pub fn LLVMRustAddCallSiteAttributes<'a>(
Instr: &'a Value,
index: c_uint,
Attrs: *const &'a Attribute,
AttrsLen: size_t,
);
// Operations on load/store instructions (only)
pub fn LLVMSetVolatile(MemoryAccessInst: &Value, volatile: Bool);