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IR: basic support for implicit casting to const pointer

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This commit is contained in:
Andrew Kelley
2016-12-18 01:54:27 -05:00
parent 69cf0ea568
commit 0d2f2b79ea
3 changed files with 43 additions and 2 deletions
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4
src/codegen.cpp
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@@ -1677,6 +1677,7 @@ static LLVMValueRef ir_render_ref(CodeGen *g, IrExecutable *executable, IrInstru
if (handle_is_ptr(instruction->value->type_entry)) {
return value;
} else {
assert(instruction->tmp_ptr);
LLVMBuildStore(g->builder, value, instruction->tmp_ptr);
return instruction->tmp_ptr;
}
@@ -2843,6 +2844,7 @@ static void do_code_gen(CodeGen *g) {
for (size_t alloca_i = 0; alloca_i < fn_table_entry->alloca_list.length; alloca_i += 1) {
IrInstruction *instruction = fn_table_entry->alloca_list.at(alloca_i);
LLVMValueRef *slot;
TypeTableEntry *slot_type = instruction->type_entry;
if (instruction->id == IrInstructionIdCast) {
IrInstructionCast *cast_instruction = (IrInstructionCast *)instruction;
slot = &cast_instruction->tmp_ptr;
@@ -2876,7 +2878,7 @@ static void do_code_gen(CodeGen *g) {
} else {
zig_unreachable();
}
*slot = LLVMBuildAlloca(g->builder, instruction->type_entry->type_ref, "");
*slot = LLVMBuildAlloca(g->builder, slot_type->type_ref, "");
}
ImportTableEntry *import = get_scope_import(&fn_table_entry->fndef_scope->base);