forked from M-Labs/nac3
core: Add name to build_gep_and_load
This commit is contained in:
parent
ab2360d7a0
commit
6dfc43c8b0
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@ -529,7 +529,7 @@ pub fn attributes_writeback<'ctx, 'a>(
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let index = ctx.get_attr_index(ty, *name);
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values.push((*field_ty, ctx.build_gep_and_load(
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obj.into_pointer_value(),
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&[zero, int32.const_int(index as u64, false)])));
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&[zero, int32.const_int(index as u64, false)], None)));
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}
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}
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if !attributes.is_empty() {
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@ -62,8 +62,10 @@ impl<'ctx, 'a> CodeGenContext<'ctx, 'a> {
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&mut self,
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ptr: PointerValue<'ctx>,
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index: &[IntValue<'ctx>],
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name: Option<&str>,
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) -> BasicValueEnum<'ctx> {
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unsafe { self.builder.build_load(self.builder.build_gep(ptr, index, "gep"), "load") }
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let gep = unsafe { self.builder.build_gep(ptr, index, "") };
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self.builder.build_load(gep, name.unwrap_or_default())
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}
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fn get_subst_key(
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@ -753,13 +755,13 @@ pub fn destructure_range<'ctx, 'a>(
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) -> (IntValue<'ctx>, IntValue<'ctx>, IntValue<'ctx>) {
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let int32 = ctx.ctx.i32_type();
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let start = ctx
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.build_gep_and_load(range, &[int32.const_zero(), int32.const_int(0, false)])
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.build_gep_and_load(range, &[int32.const_zero(), int32.const_int(0, false)], Some("range.start"))
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.into_int_value();
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let end = ctx
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.build_gep_and_load(range, &[int32.const_zero(), int32.const_int(1, false)])
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.build_gep_and_load(range, &[int32.const_zero(), int32.const_int(1, false)], Some("range.stop"))
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.into_int_value();
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let step = ctx
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.build_gep_and_load(range, &[int32.const_zero(), int32.const_int(2, false)])
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.build_gep_and_load(range, &[int32.const_zero(), int32.const_int(2, false)], Some("range.step"))
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.into_int_value();
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(start, end, step)
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}
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@ -799,9 +801,15 @@ pub fn gen_comprehension<'ctx, 'a, G: CodeGenerator>(
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) -> Result<BasicValueEnum<'ctx>, String> {
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if let ExprKind::ListComp { elt, generators } = &expr.node {
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let current = ctx.builder.get_insert_block().unwrap().get_parent().unwrap();
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let test_bb = ctx.ctx.append_basic_block(current, "test");
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let body_bb = ctx.ctx.append_basic_block(current, "body");
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let cont_bb = ctx.ctx.append_basic_block(current, "cont");
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let init_bb = ctx.ctx.append_basic_block(current, "listcomp.init");
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let test_bb = ctx.ctx.append_basic_block(current, "listcomp.test");
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let body_bb = ctx.ctx.append_basic_block(current, "listcomp.body");
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let cont_bb = ctx.ctx.append_basic_block(current, "listcomp.cont");
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ctx.builder.build_unconditional_branch(init_bb);
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ctx.builder.position_at_end(init_bb);
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let Comprehension { target, iter, ifs, .. } = &generators[0];
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let iter_val = generator.gen_expr(ctx, iter)?.unwrap().to_basic_value_enum(ctx, generator, iter.custom.unwrap())?;
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@ -830,10 +838,11 @@ pub fn gen_comprehension<'ctx, 'a, G: CodeGenerator>(
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// in case length is non-positive
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let is_valid =
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ctx.builder.build_int_compare(inkwell::IntPredicate::SGT, length, zero_32, "check");
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let normal = ctx.ctx.append_basic_block(current, "normal_list");
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let empty = ctx.ctx.append_basic_block(current, "empty_list");
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let list_init = ctx.ctx.append_basic_block(current, "list_init");
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let normal = ctx.ctx.append_basic_block(current, "listcomp.normal_list");
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let empty = ctx.ctx.append_basic_block(current, "listcomp.empty_list");
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let list_init = ctx.ctx.append_basic_block(current, "listcomp.list_init");
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ctx.builder.build_conditional_branch(is_valid, normal, empty);
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// normal: allocate a list
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ctx.builder.position_at_end(normal);
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let list_a = allocate_list(
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@ -843,19 +852,22 @@ pub fn gen_comprehension<'ctx, 'a, G: CodeGenerator>(
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ctx.builder.build_int_z_extend_or_bit_cast(length, size_t, "z_ext_len"),
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);
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ctx.builder.build_unconditional_branch(list_init);
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ctx.builder.position_at_end(empty);
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let list_b = allocate_list(generator, ctx, elem_ty, zero_size_t);
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ctx.builder.build_unconditional_branch(list_init);
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ctx.builder.position_at_end(list_init);
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let phi = ctx.builder.build_phi(list_a.get_type(), "phi");
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phi.add_incoming(&[(&list_a, normal), (&list_b, empty)]);
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list = phi.as_basic_value().into_pointer_value();
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list_content =
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ctx.build_gep_and_load(list, &[zero_size_t, zero_32]).into_pointer_value();
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list_content = ctx.build_gep_and_load(list, &[zero_size_t, zero_32], Some("list_content"))
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.into_pointer_value();
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let i = generator.gen_store_target(ctx, target, Some("i.addr"))?;
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ctx.builder.build_store(i, ctx.builder.build_int_sub(start, step, "start_init"));
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ctx.builder.build_unconditional_branch(test_bb);
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ctx.builder.position_at_end(test_bb);
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let sign =
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ctx.builder.build_int_compare(inkwell::IntPredicate::SGT, step, zero_32, "sign");
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@ -877,32 +889,36 @@ pub fn gen_comprehension<'ctx, 'a, G: CodeGenerator>(
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body_bb,
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cont_bb,
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);
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ctx.builder.position_at_end(body_bb);
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} else {
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let length = ctx
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.build_gep_and_load(
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iter_val.into_pointer_value(),
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&[zero_size_t, int32.const_int(1, false)],
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Some("length"),
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)
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.into_int_value();
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list = allocate_list(generator, ctx, elem_ty, length);
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list_content =
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ctx.build_gep_and_load(list, &[zero_size_t, zero_32]).into_pointer_value();
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ctx.build_gep_and_load(list, &[zero_size_t, zero_32], Some("list_content")).into_pointer_value();
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let counter = generator.gen_var_alloc(ctx, size_t.into(), Some("counter.addr"))?;
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// counter = -1
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ctx.builder.build_store(counter, size_t.const_int(u64::max_value(), true));
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ctx.builder.build_unconditional_branch(test_bb);
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ctx.builder.position_at_end(test_bb);
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let tmp = ctx.builder.build_load(counter, "i").into_int_value();
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let tmp = ctx.builder.build_int_add(tmp, size_t.const_int(1, false), "inc");
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ctx.builder.build_store(counter, tmp);
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let cmp = ctx.builder.build_int_compare(inkwell::IntPredicate::SLT, tmp, length, "cmp");
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ctx.builder.build_conditional_branch(cmp, body_bb, cont_bb);
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ctx.builder.position_at_end(body_bb);
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let arr_ptr = ctx
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.build_gep_and_load(iter_val.into_pointer_value(), &[zero_size_t, zero_32])
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.build_gep_and_load(iter_val.into_pointer_value(), &[zero_size_t, zero_32], Some("arr.addr"))
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.into_pointer_value();
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let val = ctx.build_gep_and_load(arr_ptr, &[tmp]);
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let val = ctx.build_gep_and_load(arr_ptr, &[tmp], Some("val"));
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generator.gen_assign(ctx, target, val.into())?;
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}
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for cond in ifs.iter() {
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@ -913,8 +929,10 @@ pub fn gen_comprehension<'ctx, 'a, G: CodeGenerator>(
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.into_int_value();
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let succ = ctx.ctx.append_basic_block(current, "then");
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ctx.builder.build_conditional_branch(result, succ, test_bb);
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ctx.builder.position_at_end(succ);
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}
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let elem = generator.gen_expr(ctx, elt)?.unwrap();
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let i = ctx.builder.build_load(index, "i").into_int_value();
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let elem_ptr = unsafe { ctx.builder.build_gep(list_content, &[i], "elem_ptr") };
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@ -923,11 +941,13 @@ pub fn gen_comprehension<'ctx, 'a, G: CodeGenerator>(
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ctx.builder
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.build_store(index, ctx.builder.build_int_add(i, size_t.const_int(1, false), "inc"));
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ctx.builder.build_unconditional_branch(test_bb);
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ctx.builder.position_at_end(cont_bb);
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let len_ptr = unsafe {
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ctx.builder.build_gep(list, &[zero_size_t, int32.const_int(1, false)], "length")
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};
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ctx.builder.build_store(len_ptr, ctx.builder.build_load(index, "index"));
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Ok(list.into())
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} else {
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unreachable!()
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@ -1102,7 +1122,8 @@ pub fn gen_expr<'ctx, 'a, G: CodeGenerator>(
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};
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let length = generator.get_size_type(ctx.ctx).const_int(elements.len() as u64, false);
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let arr_str_ptr = allocate_list(generator, ctx, ty, length);
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let arr_ptr = ctx.build_gep_and_load(arr_str_ptr, &[zero, zero]).into_pointer_value();
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let arr_ptr = ctx.build_gep_and_load(arr_str_ptr, &[zero, zero], Some("arr.addr"))
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.into_pointer_value();
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unsafe {
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for (i, v) in elements.iter().enumerate() {
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let elem_ptr = ctx.builder.build_gep(
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@ -1148,6 +1169,7 @@ pub fn gen_expr<'ctx, 'a, G: CodeGenerator>(
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Ok(ValueEnum::Dynamic(ctx.build_gep_and_load(
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v.into_pointer_value(),
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&[zero, int32.const_int(index as u64, false)],
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None,
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))) as Result<_, String>
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}, Ok)?,
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ValueEnum::Dynamic(v) => {
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@ -1155,6 +1177,7 @@ pub fn gen_expr<'ctx, 'a, G: CodeGenerator>(
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ValueEnum::Dynamic(ctx.build_gep_and_load(
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v.into_pointer_value(),
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&[zero, int32.const_int(index as u64, false)],
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None,
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))
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}
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}
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@ -1511,7 +1534,8 @@ pub fn gen_expr<'ctx, 'a, G: CodeGenerator>(
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.to_basic_value_enum(ctx, generator, value.custom.unwrap())?
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.into_pointer_value();
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let ty = ctx.get_llvm_type(generator, *ty);
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let arr_ptr = ctx.build_gep_and_load(v, &[zero, zero]).into_pointer_value();
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let arr_ptr = ctx.build_gep_and_load(v, &[zero, zero], Some("arr.addr"))
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.into_pointer_value();
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if let ExprKind::Slice { lower, upper, step } = &slice.node {
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let one = int32.const_int(1, false);
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let (start, end, step) =
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@ -1550,7 +1574,7 @@ pub fn gen_expr<'ctx, 'a, G: CodeGenerator>(
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res_array_ret.into()
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} else {
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let len = ctx
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.build_gep_and_load(v, &[zero, int32.const_int(1, false)])
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.build_gep_and_load(v, &[zero, int32.const_int(1, false)], Some("len"))
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.into_int_value();
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let raw_index = generator
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.gen_expr(ctx, slice)?
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@ -1590,7 +1614,7 @@ pub fn gen_expr<'ctx, 'a, G: CodeGenerator>(
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[Some(raw_index), Some(len), None],
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expr.location,
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);
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ctx.build_gep_and_load(arr_ptr, &[index]).into()
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ctx.build_gep_and_load(arr_ptr, &[index], None).into()
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}
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} else if let TypeEnum::TTuple { .. } = &*ctx.unifier.get_ty(value.custom.unwrap()) {
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let index: u32 =
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@ -162,7 +162,7 @@ pub fn handle_slice_indices<'a, 'ctx, G: CodeGenerator>(
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let int32 = ctx.ctx.i32_type();
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let zero = int32.const_zero();
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let one = int32.const_int(1, false);
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let length = ctx.build_gep_and_load(list, &[zero, one]).into_int_value();
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let length = ctx.build_gep_and_load(list, &[zero, one], Some("length")).into_int_value();
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let length = ctx.builder.build_int_truncate_or_bit_cast(length, int32, "leni32");
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Ok(match (start, end, step) {
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(s, e, None) => (
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@ -309,21 +309,21 @@ pub fn list_slice_assignment<'ctx, 'a>(
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let zero = int32.const_zero();
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let one = int32.const_int(1, false);
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let dest_arr_ptr = ctx.build_gep_and_load(dest_arr, &[zero, zero]);
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let dest_arr_ptr = ctx.build_gep_and_load(dest_arr, &[zero, zero], Some("dest.addr"));
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let dest_arr_ptr = ctx.builder.build_pointer_cast(
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dest_arr_ptr.into_pointer_value(),
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elem_ptr_type,
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"dest_arr_ptr_cast",
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);
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let dest_len = ctx.build_gep_and_load(dest_arr, &[zero, one]).into_int_value();
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let dest_len = ctx.build_gep_and_load(dest_arr, &[zero, one], Some("dest.len")).into_int_value();
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let dest_len = ctx.builder.build_int_truncate_or_bit_cast(dest_len, int32, "srclen32");
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let src_arr_ptr = ctx.build_gep_and_load(src_arr, &[zero, zero]);
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let src_arr_ptr = ctx.build_gep_and_load(src_arr, &[zero, zero], Some("src.addr"));
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let src_arr_ptr = ctx.builder.build_pointer_cast(
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src_arr_ptr.into_pointer_value(),
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elem_ptr_type,
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"src_arr_ptr_cast",
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);
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let src_len = ctx.build_gep_and_load(src_arr, &[zero, one]).into_int_value();
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let src_len = ctx.build_gep_and_load(src_arr, &[zero, one], Some("src.len")).into_int_value();
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let src_len = ctx.builder.build_int_truncate_or_bit_cast(src_len, int32, "srclen32");
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// index in bound and positive should be done
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@ -93,7 +93,7 @@ pub fn gen_store_target<'ctx, 'a, G: CodeGenerator>(
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.to_basic_value_enum(ctx, generator, value.custom.unwrap())?
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.into_pointer_value();
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let len = ctx
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.build_gep_and_load(v, &[zero, i32_type.const_int(1, false)])
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.build_gep_and_load(v, &[zero, i32_type.const_int(1, false)], Some("len"))
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.into_int_value();
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let raw_index = generator
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.gen_expr(ctx, slice)?
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@ -135,7 +135,7 @@ pub fn gen_store_target<'ctx, 'a, G: CodeGenerator>(
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);
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unsafe {
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let arr_ptr = ctx
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.build_gep_and_load(v, &[i32_type.const_zero(), i32_type.const_zero()])
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.build_gep_and_load(v, &[i32_type.const_zero(), i32_type.const_zero()], Some("arr.addr"))
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.into_pointer_value();
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ctx.builder.build_gep(arr_ptr, &[index], name.unwrap_or(""))
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}
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@ -327,6 +327,7 @@ pub fn gen_for<'ctx, 'a, G: CodeGenerator>(
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.build_gep_and_load(
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iter_val.into_pointer_value(),
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&[zero, int32.const_int(1, false)],
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Some("len")
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)
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.into_int_value();
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ctx.builder.build_unconditional_branch(test_bb);
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@ -338,9 +339,9 @@ pub fn gen_for<'ctx, 'a, G: CodeGenerator>(
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ctx.builder.position_at_end(body_bb);
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let arr_ptr = ctx
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.build_gep_and_load(iter_val.into_pointer_value(), &[zero, zero])
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.build_gep_and_load(iter_val.into_pointer_value(), &[zero, zero], Some("arr.addr"))
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.into_pointer_value();
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let val = ctx.build_gep_and_load(arr_ptr, &[index]);
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let val = ctx.build_gep_and_load(arr_ptr, &[index], Some("val"));
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generator.gen_assign(ctx, target, val.into())?;
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gen_block(generator, ctx, body.iter())?;
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@ -1013,6 +1013,7 @@ pub fn get_builtins(primitives: &mut (PrimitiveStore, Unifier)) -> BuiltinInfo {
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.build_gep_and_load(
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arg.into_pointer_value(),
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&[zero, int32.const_int(1, false)],
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None,
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)
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.into_int_value();
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if len.get_type().get_bit_width() != 32 {
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