build: init cmake build system for am
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22 changed files with 515 additions and 30 deletions
33
abstract-machine/klib/src/CMakeLists.txt
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33
abstract-machine/klib/src/CMakeLists.txt
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@ -0,0 +1,33 @@
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# find_package(FLEX)
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# find_package(BISON)
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# FLEX_TARGET(fmt_scanner fmt_scanner.l fmt_scanner.c)
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set(SOURCES
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cpp.c
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int64.c
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stdio.c
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stdlib.c
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string.c
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# ${FLEX_fmt_scanner_OUTPUTS}
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)
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add_library(klib ${SOURCES})
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target_include_directories(klib PUBLIC $<TARGET_PROPERTY:am_interface,INTERFACE_INCLUDE_DIRECTORIES>)
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target_compile_definitions(klib PUBLIC $<TARGET_PROPERTY:am-${ARCH},INTERFACE_COMPILE_DEFINITIONS>)
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install(TARGETS klib
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EXPORT klibTargets
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LIBRARY DESTINATION lib)
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install(EXPORT klibTargets
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FILE klibTargets.cmake
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DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/klib)
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configure_package_config_file(${CMAKE_SOURCE_DIR}/cmake/klib-config.cmake.in
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${CMAKE_CURRENT_BINARY_DIR}/klib-config.cmake
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INSTALL_DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/klib)
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install(FILES ${CMAKE_CURRENT_BINARY_DIR}/klib-config.cmake
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DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/klib)
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@ -5,8 +5,20 @@
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#if !defined(__ISA_NATIVE__) || defined(__NATIVE_USE_KLIB__)
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int vprintf(const char *fmt, va_list ap) {
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const char *p = fmt;
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while(*p != '\0') {
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putch(*p);
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}
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return 0;
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}
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int printf(const char *fmt, ...) {
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panic("Not implemented");
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va_list args;
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va_start(args, fmt);
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vprintf(fmt, args);
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va_end(args);
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return 0;
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}
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int vsprintf(char *out, const char *fmt, va_list ap) {
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@ -5,43 +5,115 @@
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#if !defined(__ISA_NATIVE__) || defined(__NATIVE_USE_KLIB__)
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size_t strlen(const char *s) {
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panic("Not implemented");
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const char *p = s;
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size_t len = 0;
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while(*(p++) != '\0') len++;
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return len;
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}
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char *strcpy(char *dst, const char *src) {
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panic("Not implemented");
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char *p_dst = dst;
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const char *p_src = src;
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for(; *p_src != '\0'; p_src++, p_dst++) {
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*p_dst = *p_src;
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}
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*p_dst = '\0';
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return dst;
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}
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char *strncpy(char *dst, const char *src, size_t n) {
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panic("Not implemented");
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int i = 0;
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for(; i < n && src[i] != '\0'; i++) {
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dst[i] = src[i];
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}
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for(; i < n; i++) {
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dst[i] = '\0';
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}
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return dst;
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}
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char *strcat(char *dst, const char *src) {
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panic("Not implemented");
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char *p_dst = dst;
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const char *p_src = src;
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while(*p_dst != '\0') p_dst++;
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for(; *p_src != '\0'; p_src++, p_dst++) {
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*p_dst = *p_src;
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}
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*p_dst = '\0';
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return dst;
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}
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int strcmp(const char *s1, const char *s2) {
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panic("Not implemented");
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const char *p_s1 = s1, *p_s2 = s2;
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for(; *p_s1 == *p_s2; p_s1++, p_s2++) {
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if(*p_s1 == '\0' || *p_s2 == '\0') {
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break;
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}
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}
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return *p_s1 - *p_s2;
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}
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int strncmp(const char *s1, const char *s2, size_t n) {
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panic("Not implemented");
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const char *p_s1 = s1, *p_s2 = s2;
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int i = 0;
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for(i = 0; i < n - 1; i++) {
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if(s1[i] == '\0' || s2[i] == '\0')
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break;
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}
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return s1[i] - s2[i];
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}
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void *memset(void *s, int c, size_t n) {
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panic("Not implemented");
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uint8_t *p = s;
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for(int i = 0; i < n; i++) {
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p[i] = c;
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}
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return s;
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}
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void *memmove(void *dst, const void *src, size_t n) {
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panic("Not implemented");
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if (src + n > dst && src < dst) {
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size_t len = dst - src;
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void *p_dst = (void *)src + n;
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const void *p_src = src + n - len;
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while(p_dst >= dst) {
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memcpy(p_dst, p_src, len);
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p_src -= len;
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p_dst -= len;
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}
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if(n % len) memcpy(dst, src, n % len);
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} else if (dst < src && dst + n > src) {
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size_t len = src - dst;
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void *p_dst = dst;
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const void *p_src = src;
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while(p_src < src + n) {
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memcpy(p_dst, p_src, len);
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p_src += len;
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p_dst += len;
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}
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if(n % len) memcpy(p_dst, p_src, n % len);
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} else {
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memcpy(dst, src, n);
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}
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return dst;
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}
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void *memcpy(void *out, const void *in, size_t n) {
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panic("Not implemented");
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for (size_t i = 0 ; i < n ; i++) {
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*(uint8_t *)(out + i) = *(uint8_t *)(in + i);
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}
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return out;
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}
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int memcmp(const void *s1, const void *s2, size_t n) {
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panic("Not implemented");
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const uint8_t *p1 = s1, *p2 = s2;
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for (int i = 0; i < n; i++) {
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if(*p1 != *p2)
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return p1 - p2;
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p1++; p2++;
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}
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return 0;
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}
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#endif
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