Switch lto to full

2 files changed, 48 insertions, 1 deletions

diff --git a/libk/makefile b/libk/makefile
index afea066..be4a3c0 100644
--- a/libk/makefile
+++ b/libk/makefile
@@ -1,5 +1,5 @@
 CXX_OBJ += libk/string/string.o libk/string/integerview.o \
-	   libk/stdlib/abort.o libk/stdlib/console.o
+	   libk/stdlib/abort.o libk/stdlib/console.o libk/stdlib/memory.o
 
 CXX_TEST_OBJ += libk/test/types.o libk/test/string.o libk/test/result.o
 
diff --git a/libk/stdlib/memory.cc b/libk/stdlib/memory.cc
new file mode 100644
index 0000000..c197519
--- /dev/null
+++ b/libk/stdlib/memory.cc
@@ -0,0 +1,47 @@
+#include <stdlib.h>
+
+void operator delete(void*) {
+  printk("Calling delete\n");
+  abort();
+}
+
+extern "C" void __cxa_pure_virtual() {
+  printk("__cxa_pure_virtual\n");
+  abort();
+}
+
+extern "C" void* memcpy(void* dstptr, const void* srcptr, const size_t n) {
+  auto* dst = static_cast<uint8_t*>(dstptr);
+  const auto* src = static_cast<const uint8_t*>(srcptr);
+  for (size_t i = 0; i < n; ++i) dst[i] = src[i];
+  return dstptr;
+}
+
+extern "C" void* memset(void* bufptr, const int value, const size_t n) {
+  auto* buf = static_cast<uint8_t*>(bufptr);
+  for (size_t i = 0; i < n; ++i) buf[i] = static_cast<uint8_t>(value);
+  return bufptr;
+}
+
+extern "C" void* memmove(void* dstptr, const void* srcptr, const size_t n) {
+  auto* dst = static_cast<uint8_t*>(dstptr);
+  const auto* src = static_cast<const uint8_t*>(srcptr);
+  if (dst < src) {
+    for (size_t i = 0; i < n; ++i) dst[i] = src[i];
+  } else {
+    for (size_t i = n; i != 0; i--) dst[i - 1] = src[i - 1];
+  }
+  return dstptr;
+}
+
+extern "C" int memcmp(const void* aptr, const void* bptr, const size_t n) {
+  const auto* a = static_cast<const uint8_t*>(aptr);
+  const auto* b = static_cast<const uint8_t*>(bptr);
+  for (size_t i = 0; i < n; ++i) {
+    if (a[i] < b[i])
+      return -1;
+    else if (b[i] < a[i])
+      return 1;
+  }
+  return 0;
+}