From cf24f576891ece60bdf04928d3c39dd0bbb9b5f6 Mon Sep 17 00:00:00 2001 From: hachem Date: Mon, 31 Aug 2026 01:11:54 +0200 Subject: feat: add logical_registers --- tests/codegen_test.c | 48 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) (limited to 'tests/codegen_test.c') diff --git a/tests/codegen_test.c b/tests/codegen_test.c index 5236268..ab771f7 100644 --- a/tests/codegen_test.c +++ b/tests/codegen_test.c @@ -275,8 +275,56 @@ static void test_generate_no_entry(struct TestContext* context) free_program(&program); } +static void test_generate_logical_registers(struct TestContext* context) +{ + struct Lexer lexer = create_lexer( + "[enable: logical_registers]\nproc main\n{\nr1 = 5\nr4 = r10\nr6 = r1.8\n}\n"); + struct Program program; + check(context, parse_program(&lexer, &program)); + + FILE* out = tmpfile(); + generate_nasm(&program, out); + fflush(out); + rewind(out); + + char buffer[1024]; + size_t read = fread(buffer, 1, sizeof(buffer) - 1, out); + buffer[read] = '\0'; + fclose(out); + + check(context, strstr(buffer, "mov rax, 5") != NULL); // r1 -> rax + check(context, strstr(buffer, "mov rdx, r11") != NULL); // r4 -> rdx, r10 -> r11 + check(context, strstr(buffer, "mov rdi, al") != NULL); // r6 -> rdi, r1.8 -> al + + free_program(&program); +} + +static void test_generate_logical_disabled(struct TestContext* context) +{ + struct Lexer lexer = create_lexer("proc main\n{\nr1 = 5\n}\n"); + struct Program program; + check(context, parse_program(&lexer, &program)); + + FILE* out = tmpfile(); + generate_nasm(&program, out); + fflush(out); + rewind(out); + + char buffer[1024]; + size_t read = fread(buffer, 1, sizeof(buffer) - 1, out); + buffer[read] = '\0'; + fclose(out); + + // without the extension, r1 is passed through untouched + check(context, strstr(buffer, "mov r1, 5") != NULL); + + free_program(&program); +} + void run_codegen_tests(struct TestContext* context) { + test_generate_logical_registers(context); + test_generate_logical_disabled(context); test_generate_entry_and_bits(context); test_generate_no_entry(context); test_generate_consts_and_data(context); -- cgit v1.3