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codegen for get_implicit_allocator instruction

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See #727
This commit is contained in:
Andrew Kelley 2018-02-25 16:05:10 -05:00
parent 93cbd4eeb9
commit bced3fb64c
1 changed files with 13 additions and 3 deletions
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16
src/codegen.cpp
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@ -2568,6 +2568,11 @@ static LLVMValueRef ir_render_elem_ptr(CodeGen *g, IrExecutable *executable, IrI
}
}
static bool get_prefix_arg_err_ret_stack(CodeGen *g, TypeTableEntry *src_return_type) {
return g->have_err_ret_tracing &&
(src_return_type->id == TypeTableEntryIdErrorUnion || src_return_type->id == TypeTableEntryIdErrorSet);
}
static LLVMValueRef ir_render_call(CodeGen *g, IrExecutable *executable, IrInstructionCall *instruction) {
LLVMValueRef fn_val;
TypeTableEntry *fn_type;
@ -2587,7 +2592,7 @@ static LLVMValueRef ir_render_call(CodeGen *g, IrExecutable *executable, IrInstr
bool first_arg_ret = ret_has_bits && handle_is_ptr(src_return_type) &&
calling_convention_does_first_arg_return(fn_type->data.fn.fn_type_id.cc);
bool prefix_arg_err_ret_stack = g->have_err_ret_tracing && (src_return_type->id == TypeTableEntryIdErrorUnion || src_return_type->id == TypeTableEntryIdErrorSet);
bool prefix_arg_err_ret_stack = get_prefix_arg_err_ret_stack(g, src_return_type);
size_t actual_param_count = instruction->arg_count + (first_arg_ret ? 1 : 0) + (prefix_arg_err_ret_stack ? 1 : 0);
bool is_var_args = fn_type_id->is_var_args;
LLVMValueRef *gen_param_values = allocate<LLVMValueRef>(actual_param_count);
@ -3178,8 +3183,13 @@ static LLVMValueRef ir_render_cancel(CodeGen *g, IrExecutable *executable, IrIns
return nullptr;
}
static LLVMValueRef ir_render_get_implicit_allocator(CodeGen *g, IrExecutable *executable, IrInstructionGetImplicitAllocator *instruction) {
zig_panic("TODO ir_render_get_implicit_allocator");
static LLVMValueRef ir_render_get_implicit_allocator(CodeGen *g, IrExecutable *executable,
IrInstructionGetImplicitAllocator *instruction)
{
TypeTableEntry *src_return_type = g->cur_fn->type_entry->data.fn.fn_type_id.return_type;
bool prefix_arg_err_ret_stack = get_prefix_arg_err_ret_stack(g, src_return_type);
size_t allocator_arg_index = prefix_arg_err_ret_stack ? 1 : 0;
return LLVMGetParam(g->cur_fn_val, allocator_arg_index);
}
static LLVMAtomicOrdering to_LLVMAtomicOrdering(AtomicOrder atomic_order) {