Move Jerry's libc to jerry-libc directory.

2015-02-11 21:33:45 +03:00
parent 6dfade808f
commit af77eac8e4
13 changed files with 16 additions and 217 deletions
@@ -0,0 +1,69 @@
+/* Copyright 2014 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ASM_X64_H
+#define ASM_X64_H
+
+/*
+ * mov syscall_no (%rdi) -> %rax
+ * mov arg1 (%rsi) -> %rdi
+ * syscall
+ */
+#define SYSCALL_1 \
+  mov %rdi, %rax; \
+  mov %rsi, %rdi; \
+  syscall; \
+  ret;
+
+/*
+ * mov syscall_no (%rdi) -> %rax
+ * mov arg1 (%rsi) -> %rdi
+ * mov arg2 (%rdx) -> %rsi
+ * syscall
+ */
+#define SYSCALL_2 \
+  mov %rdi, %rax; \
+  mov %rsi, %rdi; \
+  mov %rdx, %rsi; \
+  syscall; \
+  ret;
+
+/*
+ * mov syscall_no (%rdi) -> %rax
+ * mov arg1 (%rsi) -> %rdi
+ * mov arg2 (%rdx) -> %rsi
+ * mov arg3 (%rcx) -> %rdx
+ * syscall
+ */
+#define SYSCALL_3 \
+  mov %rdi, %rax; \
+  mov %rsi, %rdi; \
+  mov %rdx, %rsi; \
+  mov %rcx, %rdx; \
+  syscall; \
+  ret;
+
+#define _START            \
+   mov (%rsp), %rdi;      \
+   mov %rsp, %rsi;        \
+   add $8, %rsi;          \
+   callq main;            \
+                          \
+   mov %rax, %rdi;        \
+   callq __exit;          \
+   1:                     \
+   jmp 1b
+
+#endif /* !ASM_X64_H */