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move coroutine init code to after coro.begin

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This commit is contained in:
Andrew Kelley 2018-02-25 20:29:14 -05:00
parent 6b436146a8
commit 6fef7406c8
1 changed files with 13 additions and 12 deletions
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25
src/ir.cpp
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@ -5995,19 +5995,7 @@ bool ir_gen(CodeGen *codegen, AstNode *node, Scope *scope, IrExecutable *ir_exec
return_type = fn_entry->type_entry->data.fn.fn_type_id.return_type;
IrInstruction *promise_init = ir_build_const_promise_init(irb, scope, node, return_type);
ir_build_var_decl(irb, scope, node, promise_var, nullptr, nullptr, promise_init);
coro_promise_ptr = ir_build_var_ptr(irb, scope, node, promise_var, false, false);
Buf *awaiter_handle_field_name = buf_create_from_str(AWAITER_HANDLE_FIELD_NAME);
irb->exec->coro_awaiter_field_ptr = ir_build_field_ptr(irb, scope, node, coro_promise_ptr,
awaiter_handle_field_name);
if (type_has_bits(return_type)) {
Buf *result_field_name = buf_create_from_str(RESULT_FIELD_NAME);
coro_result_field_ptr = ir_build_field_ptr(irb, scope, node, coro_promise_ptr, result_field_name);
result_ptr_field_name = buf_create_from_str(RESULT_PTR_FIELD_NAME);
irb->exec->coro_result_ptr_field_ptr = ir_build_field_ptr(irb, scope, node, coro_promise_ptr,
result_ptr_field_name);
ir_build_store_ptr(irb, scope, node, irb->exec->coro_result_ptr_field_ptr, coro_result_field_ptr);
}
u8_ptr_type = ir_build_const_type(irb, scope, node,
get_pointer_to_type(irb->codegen, irb->codegen->builtin_types.entry_u8, false));
@ -6076,6 +6064,19 @@ bool ir_gen(CodeGen *codegen, AstNode *node, Scope *scope, IrExecutable *ir_exec
irb->exec->coro_handle = ir_build_coro_begin(irb, scope, node, coro_id, coro_mem);
Buf *awaiter_handle_field_name = buf_create_from_str(AWAITER_HANDLE_FIELD_NAME);
irb->exec->coro_awaiter_field_ptr = ir_build_field_ptr(irb, scope, node, coro_promise_ptr,
awaiter_handle_field_name);
if (type_has_bits(return_type)) {
Buf *result_field_name = buf_create_from_str(RESULT_FIELD_NAME);
coro_result_field_ptr = ir_build_field_ptr(irb, scope, node, coro_promise_ptr, result_field_name);
result_ptr_field_name = buf_create_from_str(RESULT_PTR_FIELD_NAME);
irb->exec->coro_result_ptr_field_ptr = ir_build_field_ptr(irb, scope, node, coro_promise_ptr,
result_ptr_field_name);
ir_build_store_ptr(irb, scope, node, irb->exec->coro_result_ptr_field_ptr, coro_result_field_ptr);
}
irb->exec->coro_early_final = ir_create_basic_block(irb, scope, "CoroEarlyFinal");
irb->exec->coro_normal_final = ir_create_basic_block(irb, scope, "CoroNormalFinal");
}