diff options
Diffstat (limited to 'src/codegen.cpp')
| -rw-r--r-- | src/codegen.cpp | 24 |
1 files changed, 20 insertions, 4 deletions
diff --git a/src/codegen.cpp b/src/codegen.cpp index cf737fc7c3..070ad98a7c 100644 --- a/src/codegen.cpp +++ b/src/codegen.cpp @@ -1075,10 +1075,6 @@ static LLVMValueRef ir_render_cast(CodeGen *g, IrExecutable *executable, assert(wanted_type->id == TypeTableEntryIdInt); assert(actual_type->id == TypeTableEntryIdBool); return LLVMBuildZExt(g->builder, expr_val, wanted_type->type_ref, ""); - - case CastOpIntToEnum: - return gen_widen_or_shorten(g, ir_want_debug_safety(g, &cast_instruction->base), - actual_type, wanted_type->data.enumeration.tag_type, expr_val); } zig_unreachable(); } @@ -1122,6 +1118,24 @@ static LLVMValueRef ir_render_ptr_to_int(CodeGen *g, IrExecutable *executable, I return LLVMBuildPtrToInt(g->builder, target_val, wanted_type->type_ref, ""); } +static LLVMValueRef ir_render_int_to_enum(CodeGen *g, IrExecutable *executable, IrInstructionIntToEnum *instruction) { + TypeTableEntry *wanted_type = instruction->base.value.type; + assert(wanted_type->id == TypeTableEntryIdEnum); + TypeTableEntry *tag_type = wanted_type->data.enumeration.tag_type; + TypeTableEntry *wanted_int_type; + if (tag_type->id == TypeTableEntryIdEnumTag) { + wanted_int_type = tag_type->data.enum_tag.int_type; + } else if (tag_type->id == TypeTableEntryIdInt) { + wanted_int_type = tag_type; + } else { + zig_unreachable(); + } + + LLVMValueRef target_val = ir_llvm_value(g, instruction->target); + return gen_widen_or_shorten(g, ir_want_debug_safety(g, &instruction->base), + instruction->target->value.type, wanted_int_type, target_val); +} + static LLVMValueRef ir_render_unreachable(CodeGen *g, IrExecutable *executable, IrInstructionUnreachable *unreachable_instruction) { @@ -2359,6 +2373,8 @@ static LLVMValueRef ir_render_instruction(CodeGen *g, IrExecutable *executable, return ir_render_ptr_to_int(g, executable, (IrInstructionPtrToInt *)instruction); case IrInstructionIdIntToPtr: return ir_render_int_to_ptr(g, executable, (IrInstructionIntToPtr *)instruction); + case IrInstructionIdIntToEnum: + return ir_render_int_to_enum(g, executable, (IrInstructionIntToEnum *)instruction); case IrInstructionIdContainerInitList: return ir_render_container_init_list(g, executable, (IrInstructionContainerInitList *)instruction); case IrInstructionIdSwitchVar: |