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Refactor trampoline compilation

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This commit is contained in:
Syrus
2020-05-29 19:37:03 -07:00
parent 4d831a9a44
commit abbd39c50b
8 changed files with 73 additions and 60 deletions
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14
lib/compiler-cranelift/src/trampoline/dynamic_function.rs
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@@ -13,19 +13,17 @@ use std::cmp;
use std::mem;
use cranelift_frontend::{FunctionBuilder, FunctionBuilderContext};
use wasm_common::SignatureIndex;
use wasm_common::FunctionType;
use wasmer_compiler::{CompileError, FunctionBody};
use wasmer_runtime::{ModuleInfo, VMOffsets};
use wasmer_runtime::VMOffsets;
/// Create a trampoline for invoking a WebAssembly function.
pub fn make_trampoline_dynamic_function(
isa: &dyn TargetIsa,
module: &ModuleInfo,
offsets: &VMOffsets,
fn_builder_ctx: &mut FunctionBuilderContext,
sig_index: &SignatureIndex,
func_type: &FunctionType,
) -> Result<FunctionBody, CompileError> {
let func_type = &module.signatures[*sig_index];
let pointer_type = isa.pointer_type();
let frontend_config = isa.frontend_config();
let signature = signature_to_cranelift_ir(func_type, &frontend_config);
@@ -75,12 +73,6 @@ pub fn make_trampoline_dynamic_function(
let block_params = builder.func.dfg.block_params(block0);
let vmctx_ptr_val = block_params[0];
// Note: not used at the moment, but keeping in case is useful
// for the future
// Get the signature index
// let caller_sig_id = builder.ins().iconst(types::I32, sig_index.index() as i64);
let callee_args = vec![vmctx_ptr_val, values_vec_ptr_val];
let new_sig = builder.import_signature(stub_sig);