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Code cleanup. Remove reimplementation of type_to_llvm_ptr, use the one in intrinsics instead.

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This commit is contained in:
Nick Lewycky
2020-05-26 15:22:24 -07:00
parent c2142752f8
commit b035ebada2
3 changed files with 20 additions and 29 deletions
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16
lib/compiler-llvm/src/trampoline/wasm.rs
View File

@ -1,6 +1,6 @@
use crate::config::LLVMConfig;
use crate::object_file::load_object_file;
use crate::translator::intrinsics::{func_type_to_llvm, Intrinsics};
use crate::translator::intrinsics::{func_type_to_llvm, type_to_llvm_ptr, Intrinsics};
use inkwell::{
context::Context, module::Linkage, passes::PassManager, targets::FileType, types::BasicType,
values::FunctionValue, AddressSpace,
@ -145,16 +145,6 @@ fn generate_trampoline<'ctx>(
}
};
let cast_ptr_ty = |wasmer_ty| match wasmer_ty {
Type::I32 => intrinsics.i32_ptr_ty,
Type::F32 => intrinsics.f32_ptr_ty,
Type::I64 => intrinsics.i64_ptr_ty,
Type::F64 => intrinsics.f64_ptr_ty,
Type::V128 => intrinsics.i128_ptr_ty,
Type::AnyRef => unimplemented!("anyref unimplemented in trampoline"),
Type::FuncRef => unimplemented!("funcref unimplemented in trampoline"),
};
let mut args_vec = Vec::with_capacity(func_sig.params().len() + 1);
args_vec.push(callee_vmctx_ptr);
@ -164,7 +154,7 @@ fn generate_trampoline<'ctx>(
let item_pointer =
unsafe { builder.build_in_bounds_gep(args_rets_ptr, &[index], "arg_ptr") };
let casted_pointer_type = cast_ptr_ty(*param_ty);
let casted_pointer_type = type_to_llvm_ptr(intrinsics, *param_ty);
let typed_item_pointer =
builder.build_pointer_cast(item_pointer, casted_pointer_type, "typed_arg_pointer");
@ -182,7 +172,7 @@ fn generate_trampoline<'ctx>(
match *func_sig.results() {
[] => {}
[one_ret] => {
let ret_ptr_type = cast_ptr_ty(one_ret);
let ret_ptr_type = type_to_llvm_ptr(intrinsics, one_ret);
let typed_ret_ptr =
builder.build_pointer_cast(args_rets_ptr, ret_ptr_type, "typed_ret_ptr");

9
lib/compiler-llvm/src/translator/code.rs
View File

@ -55,10 +55,7 @@ fn wptype_to_type(ty: wasmparser::Type) -> WasmResult<Type> {
}
}
pub struct FuncTranslator {
ctx: Context,
}
// TODO: move this into inkwell.
fn const_zero(ty: BasicTypeEnum) -> BasicValueEnum {
match ty {
BasicTypeEnum::ArrayType(ty) => ty.const_zero().as_basic_value_enum(),
@ -70,6 +67,10 @@ fn const_zero(ty: BasicTypeEnum) -> BasicValueEnum {
}
}
pub struct FuncTranslator {
ctx: Context,
}
impl FuncTranslator {
pub fn new() -> Self {
Self {

24
lib/compiler-llvm/src/translator/intrinsics.rs
View File

@ -40,6 +40,18 @@ pub fn type_to_llvm_ptr<'ctx>(intrinsics: &Intrinsics<'ctx>, ty: Type) -> Pointe
}
}
pub fn type_to_llvm<'ctx>(intrinsics: &Intrinsics<'ctx>, ty: Type) -> BasicTypeEnum<'ctx> {
match ty {
Type::I32 => intrinsics.i32_ty.as_basic_type_enum(),
Type::I64 => intrinsics.i64_ty.as_basic_type_enum(),
Type::F32 => intrinsics.f32_ty.as_basic_type_enum(),
Type::F64 => intrinsics.f64_ty.as_basic_type_enum(),
Type::V128 => intrinsics.i128_ty.as_basic_type_enum(),
Type::AnyRef => unimplemented!("anyref in the llvm backend"),
Type::FuncRef => unimplemented!("funcref in the llvm backend"),
}
}
/// Struct containing LLVM and VM intrinsics.
pub struct Intrinsics<'ctx> {
pub ctlz_i32: FunctionValue<'ctx>,
@ -923,15 +935,3 @@ pub fn func_type_to_llvm<'ctx>(
}
}
}
pub fn type_to_llvm<'ctx>(intrinsics: &Intrinsics<'ctx>, ty: Type) -> BasicTypeEnum<'ctx> {
match ty {
Type::I32 => intrinsics.i32_ty.as_basic_type_enum(),
Type::I64 => intrinsics.i64_ty.as_basic_type_enum(),
Type::F32 => intrinsics.f32_ty.as_basic_type_enum(),
Type::F64 => intrinsics.f64_ty.as_basic_type_enum(),
Type::V128 => intrinsics.i128_ty.as_basic_type_enum(),
Type::AnyRef => unimplemented!("anyref in the llvm backend"),
Type::FuncRef => unimplemented!("funcref in the llvm backend"),
}
}