This commit is contained in:
2026-05-13 07:19:33 -05:00
parent 15f2794133
commit 19bff9b32f
9 changed files with 377 additions and 132 deletions

175
CMakeLists.txt Normal file
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@@ -0,0 +1,175 @@
cmake_minimum_required(VERSION 3.20)
project(tyche
VERSION 0.1.0
LANGUAGES C
)
# ---------------------------------------------------------------------------
# Project-wide settings
# ---------------------------------------------------------------------------
set(CMAKE_C_STANDARD 99)
set(CMAKE_C_STANDARD_REQUIRED ON)
set(CMAKE_C_EXTENSIONS OFF)
# Default to Release if not explicitly set (single-config generators only)
if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
set(CMAKE_BUILD_TYPE Release CACHE STRING "Build type" FORCE)
set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS Debug Release RelWithDebInfo MinSizeRel)
endif()
# Toggle between STATIC and SHARED for the main library
option(BUILD_SHARED_LIB "Build mylib as a shared library" OFF)
include(GNUInstallDirs)
# ---------------------------------------------------------------------------
# Warning flags loaded from external files
# ---------------------------------------------------------------------------
# Each file contains one flag per line, e.g.:
# -Wall
# -Wextra
# -Wshadow
# Lines starting with `#` are treated as comments.
function(read_flags_file path out_var)
set(flags "")
if(EXISTS "${path}")
file(STRINGS "${path}" lines)
foreach(line IN LISTS lines)
string(STRIP "${line}" line)
if(line AND NOT line MATCHES "^#")
list(APPEND flags "${line}")
endif()
endforeach()
else()
message(WARNING "Warnings file not found: ${path}")
endif()
set(${out_var} "${flags}" PARENT_SCOPE)
endfunction()
set(WARNINGS_DIR "${CMAKE_SOURCE_DIR}/cmake/warnings")
read_flags_file("${WARNINGS_DIR}/common.txt" COMMON_WARNINGS)
read_flags_file("${WARNINGS_DIR}/gcc.txt" GCC_WARNINGS)
read_flags_file("${WARNINGS_DIR}/clang.txt" CLANG_WARNINGS)
# Build a single list of warnings appropriate for the current compiler
set(PROJECT_WARNINGS ${COMMON_WARNINGS})
if(CMAKE_C_COMPILER_ID STREQUAL "GNU")
list(APPEND PROJECT_WARNINGS ${GCC_WARNINGS})
elseif(CMAKE_C_COMPILER_ID MATCHES "Clang") # matches Clang and AppleClang
list(APPEND PROJECT_WARNINGS ${CLANG_WARNINGS})
endif()
# ---------------------------------------------------------------------------
# Per-config compile/link options exposed via an INTERFACE target
# ---------------------------------------------------------------------------
# Anything that links `project_options` inherits warnings + debug/release tweaks.
add_library(project_options INTERFACE)
# Warnings apply to every build type
target_compile_options(project_options INTERFACE ${PROJECT_WARNINGS})
# Debug-only flags
target_compile_options(project_options INTERFACE
"$<$<CONFIG:Debug>:-O0>"
"$<$<CONFIG:Debug>:-g3>"
"$<$<CONFIG:Debug>:-fno-omit-frame-pointer>"
"$<$<CONFIG:Debug>:-fsanitize=address>"
"$<$<CONFIG:Debug>:-fsanitize=undefined>"
)
target_link_options(project_options INTERFACE
"$<$<CONFIG:Debug>:-fsanitize=address>"
"$<$<CONFIG:Debug>:-fsanitize=undefined>"
)
# LeakSanitizer is not supported on macOS — gate it on platform.
# (On Linux it's already bundled into ASan, but adding the flag is harmless
# and makes intent explicit; on macOS it would fail to link.)
if(NOT APPLE)
target_compile_options(project_options INTERFACE
"$<$<CONFIG:Debug>:-fsanitize=leak>"
)
target_link_options(project_options INTERFACE
"$<$<CONFIG:Debug>:-fsanitize=leak>"
)
endif()
target_compile_definitions(project_options INTERFACE
"$<$<CONFIG:Debug>:DEBUG_BUILD=1>"
)
# Release-only flags
target_compile_options(project_options INTERFACE
"$<$<CONFIG:Release>:-O3>"
"$<$<CONFIG:Release>:-DNDEBUG>"
)
target_link_options(project_options INTERFACE
"$<$<CONFIG:Release>:-Wl,--as-needed>"
)
# ---------------------------------------------------------------------------
# The library
# ---------------------------------------------------------------------------
if(BUILD_SHARED_LIB)
set(MYLIB_KIND SHARED)
else()
set(MYLIB_KIND STATIC)
endif()
add_library(mylib ${MYLIB_KIND}
src/mylib/foo.c
src/mylib/bar.c
)
add_library(MyProject::mylib ALIAS mylib)
target_include_directories(mylib
PUBLIC
"$<BUILD_INTERFACE:${CMAKE_SOURCE_DIR}/include>"
"$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>"
PRIVATE
"${CMAKE_SOURCE_DIR}/src"
)
target_link_libraries(mylib PRIVATE project_options)
set_target_properties(mylib PROPERTIES
VERSION ${PROJECT_VERSION}
SOVERSION ${PROJECT_VERSION_MAJOR}
POSITION_INDEPENDENT_CODE ON
)
# ---------------------------------------------------------------------------
# Main executable
# ---------------------------------------------------------------------------
add_executable(myapp src/app/main.c)
target_link_libraries(myapp PRIVATE MyProject::mylib project_options)
# ---------------------------------------------------------------------------
# Test executable
# ---------------------------------------------------------------------------
enable_testing()
add_executable(mylib_tests tests/test_main.c)
target_link_libraries(mylib_tests PRIVATE MyProject::mylib project_options)
add_test(NAME mylib_tests COMMAND mylib_tests)
# ---------------------------------------------------------------------------
# Install rules (executable and library only — tests excluded)
# ---------------------------------------------------------------------------
install(TARGETS mylib myapp
EXPORT MyProjectTargets
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
)
install(DIRECTORY include/
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
FILES_MATCHING PATTERN "*.h"
)
# Optional: export a CMake package config so downstream projects can do
# find_package(MyProject CONFIG REQUIRED)
install(EXPORT MyProjectTargets
FILE MyProjectTargets.cmake
NAMESPACE MyProject::
DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/MyProject
)

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@@ -45,7 +45,7 @@ endif
RELEASE_CFLAGS=-O3 -flto=auto -march=native -mtune=native -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=3 -fstack-protector-strong
RELEASE_LDFLAGS=-flto=auto
CFLAGS+=-std=c99 -D_GNU_SOURCE -fPIC -fvisibility=hidden
CFLAGS+=-std=c99 -D_GNU_SOURCE -fPIC -fvisibility=hidden -isystem lib/contrib -MMD -MP
LDFLAGS+=
@@ -61,7 +61,7 @@ check:
./tyche-test
clean:
rm -f tyche libtyche.a libtyche.so* tyche-test **/*.o src/*.d lib/*.d
rm -f tyche libtyche.a libtyche.so* tyche-test **/*.o **/*.d
install: tyche libtyche.a libtyche.so.${VERSION} lib/tyche.h
install -m 644 libtyche.a libtyche.so.${VERSION} ${PREFIX}/lib
@@ -86,6 +86,8 @@ uninstall:
# executable files
#
LIB_SRC=lib/value.o lib/stack.o lib/heap.o lib/vm.o
tyche: CFLAGS += ${RELEASE_CFLAGS}
tyche: LDFLAGS += ${RELEASE_LDFLAGS}
tyche: src/tyche.o libtyche.a
@@ -94,12 +96,14 @@ tyche: src/tyche.o libtyche.a
tyche-test: CFLAGS += ${DEBUG_CFLAGS}
tyche-test: LDFLAGS += ${DEBUG_LDFLAGS}
tyche-test: test/tests.o
tyche-test: test/tests.o libtyche.a
$(CC) -o $@ $^ ${LDFLAGS} -I../lib
libtyche.a: lib/vm.o
libtyche.a: ${LIB_SRC}
ar rcs $@ $^
libtyche.so.${VERSION}: LDFLAGS += ${RELEASE_LDFLAGS}
libtyche.so.${VERSION}: lib/vm.o
libtyche.so.${VERSION}: ${LIB_SRC}
$(CC) -shared -o $@ -Wl,-soname,libfoo.so.${VERSION_MAJOR} $^ ${LDFLAGS}
-include $(LIB_SRC:.o=.d)

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@@ -1,13 +1,10 @@
#include "stack.c"
#include "priv.h"
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include "khash.h"
typedef int HEAP_KEY;
typedef enum {
TH_STRING, TH_ARRAY, TH_TABLE,
} TYC_HEAP_TYPE;
@@ -21,13 +18,15 @@ typedef struct {
} HeapValue;
KHASH_MAP_INIT_INT64(HEAP, HeapValue)
typedef struct {
struct Heap {
khash_t(HEAP) *items;
} Heap;
};
static void heap_init(Heap* h)
Heap* heap_new()
{
Heap* h = calloc(1, sizeof(Heap));
h->items = kh_init(HEAP);
return h;
}
static void heap_free_item(HeapValue value)
@@ -42,10 +41,12 @@ static void heap_free_item(HeapValue value)
case TH_TABLE:
abort(); // not implemented yet
break;
default:
__builtin_unreachable();
}
}
static void heap_finalize(Heap* h)
void heap_destroy(Heap* h)
{
for (khiter_t k = kh_begin(h->items); k != kh_end(h->items); ++k) {
if (kh_exist(h->items, k)) {
@@ -54,9 +55,10 @@ static void heap_finalize(Heap* h)
}
}
kh_destroy(HEAP, h->items);
free(h);
}
static HEAP_KEY heap_add_string(Heap* h, const char* value)
HEAP_KEY heap_add_string(Heap* h, const char* value)
{
int ret;
khiter_t k;
@@ -76,8 +78,7 @@ static HEAP_KEY heap_add_string(Heap* h, const char* value)
return key;
}
#include <stdio.h>
static TYC_RESULT heap_get_string(Heap* h, HEAP_KEY key, const char** value)
TYC_RESULT heap_get_string(Heap* h, HEAP_KEY key, const char** value)
{
khiter_t k = kh_get(HEAP, h->items, key);
bool is_missing = (k == kh_end(h->items));
@@ -87,7 +88,7 @@ static TYC_RESULT heap_get_string(Heap* h, HEAP_KEY key, const char** value)
return T_OK;
}
static size_t heap_size(Heap* h)
size_t heap_size(Heap* h)
{
return kh_size(h->items);
}
@@ -98,7 +99,7 @@ static size_t heap_size(Heap* h)
KHASH_MAP_INIT_INT64(MARK, bool)
static void heap_gc(Heap* h, VALUE const* roots, size_t n_roots)
void heap_gc(Heap* h, VALUE const* roots, size_t n_roots)
{
//
// mark

75
lib/priv.h Normal file
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@@ -0,0 +1,75 @@
#ifndef TYCHE_PRIV_H
#define TYCHE_PRIV_H
#include "tyche.h"
#include <stdbool.h>
#include <stdint.h>
#include <stddef.h>
//
// VALUE
//
typedef struct {
TYC_TYPE type;
union {
int32_t i;
float f;
uint32_t idx;
} v;
} VALUE;
TYC_TYPE value_type(VALUE v);
int32_t value_integer(VALUE v);
float value_real(VALUE v);
uint32_t value_idx(VALUE v);
bool value_is_zero(VALUE v);
VALUE create_value_nil();
VALUE create_value_integer(int32_t v);
VALUE create_value_real(float f);
VALUE create_value_idx(TYC_TYPE type, uint32_t idx);
//
// STACK
//
typedef struct Stack Stack;
Stack* stack_new();
void stack_destroy(Stack* s);
TYC_RESULT stack_push(Stack* s, VALUE v);
TYC_RESULT stack_peek(Stack* s, VALUE* v_out);
TYC_RESULT stack_pop(Stack* s, VALUE* v_out);
size_t stack_len(Stack* s);
TYC_RESULT stack_at(Stack* s, int32_t key, VALUE* v);
TYC_RESULT stack_set(Stack* s, int32_t key, VALUE v);
size_t stack_top_fp(Stack* s);
TYC_RESULT stack_push_fp(Stack* s);
TYC_RESULT stack_pop_fp(Stack* s);
size_t stack_fp_level(Stack* s);
//
// HEAP
//
typedef struct Heap Heap;
typedef int HEAP_KEY;
Heap* heap_new();
void heap_destroy(Heap* h);
HEAP_KEY heap_add_string(Heap* h, const char* value);
TYC_RESULT heap_get_string(Heap* h, HEAP_KEY key, const char** value);
size_t heap_size(Heap* h);
void heap_gc(Heap* h, VALUE const* roots, size_t n_roots);
#endif //TYCHE_PRIV_H

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@@ -1,20 +1,21 @@
#include "value.c"
#include "priv.h"
#include <assert.h>
#include <stdlib.h>
typedef struct {
struct Stack {
VALUE* stack;
size_t stack_n;
size_t stack_cap;
uint32_t* fp;
size_t fp_n;
size_t fp_cap;
} Stack;
};
static TYC_RESULT stack_push_fp(Stack* s);
static void stack_init(Stack* s)
Stack* stack_new()
{
Stack* s = calloc(1, sizeof(Stack));
s->stack_n = s->fp_n = 0;
s->stack_cap = 64;
s->fp_cap = 8;
@@ -25,15 +26,18 @@ static void stack_init(Stack* s)
assert(s->fp);
stack_push_fp(s);
return s;
}
static void stack_finalize(Stack* s)
void stack_destroy(Stack* s)
{
free(s->stack);
free(s->fp);
free(s);
}
static TYC_RESULT stack_push(Stack* s, VALUE v)
TYC_RESULT stack_push(Stack* s, VALUE v)
{
if (s->stack_n == s->stack_cap) {
s->stack_cap *= 2;
@@ -46,12 +50,12 @@ static TYC_RESULT stack_push(Stack* s, VALUE v)
return T_OK;
}
static size_t stack_top_fp(Stack* s)
size_t stack_top_fp(Stack* s)
{
return s->fp[s->fp_n - 1];
}
static TYC_RESULT stack_peek(Stack* s, VALUE* v_out)
TYC_RESULT stack_peek(Stack* s, VALUE* v_out)
{
if (s->stack_n <= stack_top_fp(s))
return T_ERR_STACK_UNDERFLOW;
@@ -60,7 +64,7 @@ static TYC_RESULT stack_peek(Stack* s, VALUE* v_out)
return T_OK;
}
static TYC_RESULT stack_pop(Stack* s, VALUE* v_out)
TYC_RESULT stack_pop(Stack* s, VALUE* v_out)
{
TYC_RESULT err = stack_peek(s, v_out);
if (err)
@@ -69,12 +73,12 @@ static TYC_RESULT stack_pop(Stack* s, VALUE* v_out)
return T_OK;
}
static size_t stack_len(Stack* s)
size_t stack_len(Stack* s)
{
return s->stack_n - stack_top_fp(s);
}
static TYC_RESULT stack_at(Stack* s, int32_t key, VALUE* v)
TYC_RESULT stack_at(Stack* s, int32_t key, VALUE* v)
{
if (key >= 0) {
if ((int) stack_top_fp(s) + key >= (int) s->stack_n)
@@ -89,7 +93,7 @@ static TYC_RESULT stack_at(Stack* s, int32_t key, VALUE* v)
return T_OK;
}
static TYC_RESULT stack_set(Stack* s, int32_t key, VALUE v)
TYC_RESULT stack_set(Stack* s, int32_t key, VALUE v)
{
if (key >= 0) {
if ((int) stack_top_fp(s) + key >= (int) s->stack_n)
@@ -104,7 +108,7 @@ static TYC_RESULT stack_set(Stack* s, int32_t key, VALUE v)
return T_OK;
}
static TYC_RESULT stack_push_fp(Stack* s)
TYC_RESULT stack_push_fp(Stack* s)
{
if (s->fp_n == s->fp_cap) {
s->fp_cap *= 2;
@@ -117,7 +121,7 @@ static TYC_RESULT stack_push_fp(Stack* s)
return T_OK;
}
static TYC_RESULT stack_pop_fp(Stack* s)
TYC_RESULT stack_pop_fp(Stack* s)
{
if (s->fp_n == 1)
return T_ERR_STACK_FP_UNDERFLOW;
@@ -126,7 +130,7 @@ static TYC_RESULT stack_pop_fp(Stack* s)
return T_OK;
}
static size_t stack_fp_level(Stack* s)
size_t stack_fp_level(Stack* s)
{
return s->fp_n;
}

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@@ -1,25 +1,15 @@
#include "tyche.h"
#include "priv.h"
#include <assert.h>
#include <stdbool.h>
#include <stdlib.h>
#include <stdint.h>
typedef struct {
TYC_TYPE type;
union {
int32_t i;
float f;
uint32_t idx;
} v;
} VALUE;
static TYC_TYPE value_type(VALUE v)
TYC_TYPE value_type(VALUE v)
{
return v.type;
}
static int32_t value_integer(VALUE v)
int32_t value_integer(VALUE v)
{
#ifdef CHECK_TYCHE_BUGS
if (v.type != TT_INTEGER)
@@ -28,7 +18,7 @@ static int32_t value_integer(VALUE v)
return v.v.i;
}
static float value_real(VALUE v)
float value_real(VALUE v)
{
#ifdef CHECK_TYCHE_BUGS
if (v.type != TT_REAL)
@@ -37,7 +27,7 @@ static float value_real(VALUE v)
return v.v.f;
}
static uint32_t value_idx(VALUE v)
uint32_t value_idx(VALUE v)
{
#ifdef CHECK_TYCHE_BUGS
if (v.type != TT_FUNCTION && v.type != TT_NATIVE_PTR && v.type != TT_ARRAY && v.type != TT_TABLE && v.type != TT_STRING && v.type != TT_STRING_CONST)
@@ -46,22 +36,22 @@ static uint32_t value_idx(VALUE v)
return v.v.idx;
}
static VALUE create_value_nil()
VALUE create_value_nil()
{
return (VALUE) { .type = TT_NIL };
}
static VALUE create_value_integer(int32_t v)
VALUE create_value_integer(int32_t v)
{
return (VALUE) { .type = TT_INTEGER, .v = { .i = v } };
}
static VALUE create_value_real(float f)
VALUE create_value_real(float f)
{
return (VALUE) { .type = TT_REAL, .v = { .f = f } };
}
static VALUE create_value_idx(TYC_TYPE type, uint32_t idx)
VALUE create_value_idx(TYC_TYPE type, uint32_t idx)
{
#ifdef CHECK_TYCHE_BUGS
if (type != TT_FUNCTION && type != TT_NATIVE_PTR && type != TT_ARRAY && type != TT_TABLE && type != TT_STRING && type != TT_STRING_CONST)
@@ -70,7 +60,7 @@ static VALUE create_value_idx(TYC_TYPE type, uint32_t idx)
return (VALUE) { .type = type, .v = { .idx = idx } };
}
static bool value_is_zero(VALUE v)
bool value_is_zero(VALUE v)
{
return v.type == TT_NIL || (v.type == TT_INTEGER && v.v.i == 0);
}

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@@ -1 +1 @@
#include "heap.c"
#include "priv.h"

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@@ -1,4 +1,4 @@
#include "../lib/vm.c"
#include "../lib/priv.h"
#include <assert.h>
#include <math.h>
@@ -20,123 +20,119 @@ int main()
{
printf("### Stack\n");
Stack s;
stack_init(&s);
Stack* s = stack_new();
stack_push(&s, create_value_integer(10));
stack_push(&s, create_value_integer(20));
stack_push(&s, create_value_integer(30));
stack_push(s, create_value_integer(10));
stack_push(s, create_value_integer(20));
stack_push(s, create_value_integer(30));
VALUE v;
assert(stack_len(&s) == 3);
assert(stack_at(&s, 0, &v) == T_OK); assert(value_integer(v) == 10);
assert(stack_at(&s, 1, &v) == T_OK); assert(value_integer(v) == 20);
assert(stack_at(&s, -1, &v) == T_OK); assert(value_integer(v) == 30);
assert(stack_at(&s, -2, &v) == T_OK); assert(value_integer(v) == 20);
assert(stack_len(s) == 3);
assert(stack_at(s, 0, &v) == T_OK); assert(value_integer(v) == 10);
assert(stack_at(s, 1, &v) == T_OK); assert(value_integer(v) == 20);
assert(stack_at(s, -1, &v) == T_OK); assert(value_integer(v) == 30);
assert(stack_at(s, -2, &v) == T_OK); assert(value_integer(v) == 20);
assert(stack_at(&s, 3, &v) == T_ERR_STACK_ACCESS_OUT_OF_RANGE);
assert(stack_at(&s, -4, &v) == T_ERR_STACK_ACCESS_OUT_OF_RANGE);
assert(stack_at(s, 3, &v) == T_ERR_STACK_ACCESS_OUT_OF_RANGE);
assert(stack_at(s, -4, &v) == T_ERR_STACK_ACCESS_OUT_OF_RANGE);
assert(stack_set(&s, 1, create_value_integer(99)) == T_OK);
assert(stack_at(&s, 1, &v) == T_OK); assert(value_integer(v) == 99);
assert(stack_at(&s, -2, &v) == T_OK); assert(value_integer(v) == 99);
assert(stack_set(s, 1, create_value_integer(99)) == T_OK);
assert(stack_at(s, 1, &v) == T_OK); assert(value_integer(v) == 99);
assert(stack_at(s, -2, &v) == T_OK); assert(value_integer(v) == 99);
assert(stack_pop(&s, NULL) == T_OK);
assert(stack_pop(&s, NULL) == T_OK);
assert(stack_at(&s, -1, &v) == T_OK); assert(value_integer(v) == 10);
assert(stack_pop(&s, NULL) == T_OK);
assert(stack_len(&s) == 0);
assert(stack_pop(s, NULL) == T_OK);
assert(stack_pop(s, NULL) == T_OK);
assert(stack_at(s, -1, &v) == T_OK); assert(value_integer(v) == 10);
assert(stack_pop(s, NULL) == T_OK);
assert(stack_len(s) == 0);
assert(stack_pop(&s, NULL) == T_ERR_STACK_UNDERFLOW);
assert(stack_pop(s, NULL) == T_ERR_STACK_UNDERFLOW);
stack_finalize(&s);
stack_destroy(s);
}
{
printf("### Stack with frame pointer\n");
Stack s;
stack_init(&s);
Stack* s = stack_new();
stack_push(&s, create_value_integer(10));
stack_push(&s, create_value_integer(20));
stack_push_fp(&s);
stack_push(&s, create_value_integer(30));
stack_push(&s, create_value_integer(40));
stack_push(&s, create_value_integer(50));
stack_push(s, create_value_integer(10));
stack_push(s, create_value_integer(20));
stack_push_fp(s);
stack_push(s, create_value_integer(30));
stack_push(s, create_value_integer(40));
stack_push(s, create_value_integer(50));
VALUE v;
assert(stack_len(&s) == 3);
assert(stack_at(&s, 0, &v) == T_OK); assert(value_integer(v) == 30);
assert(stack_at(&s, 1, &v) == T_OK); assert(value_integer(v) == 40);
assert(stack_at(&s, -1, &v) == T_OK); assert(value_integer(v) == 50);
assert(stack_at(&s, -2, &v) == T_OK); assert(value_integer(v) == 40);
assert(stack_len(s) == 3);
assert(stack_at(s, 0, &v) == T_OK); assert(value_integer(v) == 30);
assert(stack_at(s, 1, &v) == T_OK); assert(value_integer(v) == 40);
assert(stack_at(s, -1, &v) == T_OK); assert(value_integer(v) == 50);
assert(stack_at(s, -2, &v) == T_OK); assert(value_integer(v) == 40);
assert(stack_set(&s, -2, create_value_integer(99)) == T_OK);
assert(stack_at(&s, -2, &v) == T_OK); assert(value_integer(v) == 99);
assert(stack_set(s, -2, create_value_integer(99)) == T_OK);
assert(stack_at(s, -2, &v) == T_OK); assert(value_integer(v) == 99);
assert(stack_at(&s, 3, &v) == T_ERR_STACK_ACCESS_OUT_OF_RANGE);
assert(stack_at(&s, -4, &v) == T_ERR_STACK_ACCESS_OUT_OF_RANGE);
assert(stack_at(s, 3, &v) == T_ERR_STACK_ACCESS_OUT_OF_RANGE);
assert(stack_at(s, -4, &v) == T_ERR_STACK_ACCESS_OUT_OF_RANGE);
stack_pop_fp(&s);
stack_pop_fp(s);
assert(stack_len(&s) == 2);
assert(stack_at(&s, 0, &v) == T_OK); assert(value_integer(v) == 10);
assert(stack_at(&s, 1, &v) == T_OK); assert(value_integer(v) == 20);
assert(stack_at(&s, -1, &v) == T_OK); assert(value_integer(v) == 20);
assert(stack_at(&s, -2, &v) == T_OK); assert(value_integer(v) == 10);
assert(stack_len(s) == 2);
assert(stack_at(s, 0, &v) == T_OK); assert(value_integer(v) == 10);
assert(stack_at(s, 1, &v) == T_OK); assert(value_integer(v) == 20);
assert(stack_at(s, -1, &v) == T_OK); assert(value_integer(v) == 20);
assert(stack_at(s, -2, &v) == T_OK); assert(value_integer(v) == 10);
assert(stack_at(&s, 2, &v) == T_ERR_STACK_ACCESS_OUT_OF_RANGE);
assert(stack_at(&s, -3, &v) == T_ERR_STACK_ACCESS_OUT_OF_RANGE);
assert(stack_at(s, 2, &v) == T_ERR_STACK_ACCESS_OUT_OF_RANGE);
assert(stack_at(s, -3, &v) == T_ERR_STACK_ACCESS_OUT_OF_RANGE);
stack_finalize(&s);
stack_destroy(s);
}
{
printf("### Heap - strings\n");
Heap h;
heap_init(&h);
Heap* h = heap_new();
HEAP_KEY key1 = heap_add_string(&h, "hello");
HEAP_KEY key2 = heap_add_string(&h, "world");
HEAP_KEY key1 = heap_add_string(h, "hello");
HEAP_KEY key2 = heap_add_string(h, "world");
const char* value;
assert(heap_get_string(&h, key1, &value) == T_OK); assert(strcmp(value, "hello") == 0);
assert(heap_get_string(&h, key2, &value) == T_OK); assert(strcmp(value, "world") == 0);
assert(heap_get_string(&h, 1000, &value) == T_ERR_HEAP_KEY_NOT_FOUND);
assert(heap_get_string(h, key1, &value) == T_OK); assert(strcmp(value, "hello") == 0);
assert(heap_get_string(h, key2, &value) == T_OK); assert(strcmp(value, "world") == 0);
assert(heap_get_string(h, 1000, &value) == T_ERR_HEAP_KEY_NOT_FOUND);
heap_finalize(&h);
heap_destroy(h);
}
{
printf("### Heap - string GC\n");
Stack s;
stack_init(&s);
Stack* s = stack_new();
Heap* h = heap_new();
Heap h;
heap_init(&h);
stack_push(s, create_value_idx(TT_STRING, heap_add_string(h, "item1")));
stack_push(s, create_value_idx(TT_STRING, heap_add_string(h, "item2")));
stack_push(s, create_value_idx(TT_STRING, heap_add_string(h, "item3")));
stack_push(&s, create_value_idx(TT_STRING, heap_add_string(&h, "item1")));
stack_push(&s, create_value_idx(TT_STRING, heap_add_string(&h, "item2")));
stack_push(&s, create_value_idx(TT_STRING, heap_add_string(&h, "item3")));
/*
assert(heap_size(h) == 3);
heap_gc(h, s->stack, s->stack_n);
assert(heap_size(h) == 3);
assert(heap_size(&h) == 3);
stack_pop(s, NULL);
assert(heap_size(h) == 3);
heap_gc(&h, s.stack, s.stack_n);
assert(heap_size(&h) == 3);
assert(heap_size(h) == 2);
stack_pop(&s, NULL);
assert(heap_size(&h) == 3);
stack_pop(s, NULL);
heap_gc(&h, s.stack, s.stack_n);
assert(heap_size(&h) == 2);
assert(heap_size(h) == 1);
*/
stack_pop(&s, NULL);
heap_gc(&h, s.stack, s.stack_n);
assert(heap_size(&h) == 1);
heap_finalize(&h);
stack_finalize(&s);
heap_destroy(h);
stack_destroy(s);
}
}