Add qemu 2.4.0

[kvmfornfv.git] / qemu / tests / tcg / hello-arm.c

diff --git a/qemu/tests/tcg/hello-arm.c b/qemu/tests/tcg/hello-arm.c
new file mode 100644 (file)
index 0000000..e0daa7a
--- /dev/null
+++ b/qemu/tests/tcg/hello-arm.c
@@ -0,0 +1,113 @@
+#define __NR_SYSCALL_BASE      0x900000
+#define __NR_exit1                     (__NR_SYSCALL_BASE+  1)
+#define __NR_write                     (__NR_SYSCALL_BASE+  4)
+
+#define __sys2(x) #x
+#define __sys1(x) __sys2(x)
+
+#ifndef __syscall
+#define __syscall(name) "swi\t" __sys1(__NR_##name) "\n\t"
+#endif
+
+#define __syscall_return(type, res)                                    \
+do {                                                                   \
+       return (type) (res);                                            \
+} while (0)
+
+#define _syscall0(type,name)                                           \
+type name(void) {                                                      \
+  long __res;                                                          \
+  __asm__ __volatile__ (                                               \
+  __syscall(name)                                                      \
+  "mov %0,r0"                                                          \
+  :"=r" (__res) : : "r0","lr");                                                \
+  __syscall_return(type,__res);                                                \
+}
+
+#define _syscall1(type,name,type1,arg1)                                        \
+type name(type1 arg1) {                                                        \
+  long __res;                                                          \
+  __asm__ __volatile__ (                                               \
+  "mov\tr0,%1\n\t"                                                     \
+  __syscall(name)                                                      \
+  "mov %0,r0"                                                          \
+        : "=r" (__res)                                                 \
+        : "r" ((long)(arg1))                                           \
+       : "r0","lr");                                                   \
+  __syscall_return(type,__res);                                                \
+}
+
+#define _syscall2(type,name,type1,arg1,type2,arg2)                     \
+type name(type1 arg1,type2 arg2) {                                     \
+  long __res;                                                          \
+  __asm__ __volatile__ (                                               \
+  "mov\tr0,%1\n\t"                                                     \
+  "mov\tr1,%2\n\t"                                                     \
+  __syscall(name)                                                      \
+  "mov\t%0,r0"                                                         \
+        : "=r" (__res)                                                 \
+        : "r" ((long)(arg1)),"r" ((long)(arg2))                                \
+       : "r0","r1","lr");                                              \
+  __syscall_return(type,__res);                                                \
+}
+
+
+#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3)          \
+type name(type1 arg1,type2 arg2,type3 arg3) {                          \
+  long __res;                                                          \
+  __asm__ __volatile__ (                                               \
+  "mov\tr0,%1\n\t"                                                     \
+  "mov\tr1,%2\n\t"                                                     \
+  "mov\tr2,%3\n\t"                                                     \
+  __syscall(name)                                                      \
+  "mov\t%0,r0"                                                         \
+        : "=r" (__res)                                                 \
+        : "r" ((long)(arg1)),"r" ((long)(arg2)),"r" ((long)(arg3))     \
+        : "r0","r1","r2","lr");                                                \
+  __syscall_return(type,__res);                                                \
+}
+
+
+#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4)               \
+type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4) {                            \
+  long __res;                                                                          \
+  __asm__ __volatile__ (                                                               \
+  "mov\tr0,%1\n\t"                                                                     \
+  "mov\tr1,%2\n\t"                                                                     \
+  "mov\tr2,%3\n\t"                                                                     \
+  "mov\tr3,%4\n\t"                                                                     \
+  __syscall(name)                                                                      \
+  "mov\t%0,r0"                                                                         \
+       : "=r" (__res)                                                                  \
+       : "r" ((long)(arg1)),"r" ((long)(arg2)),"r" ((long)(arg3)),"r" ((long)(arg4))   \
+       : "r0","r1","r2","r3","lr");                                                    \
+  __syscall_return(type,__res);                                                                \
+}
+
+
+#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5)    \
+type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5) {                        \
+  long __res;                                                                          \
+  __asm__ __volatile__ (                                                               \
+  "mov\tr0,%1\n\t"                                                                     \
+  "mov\tr1,%2\n\t"                                                                     \
+  "mov\tr2,%3\n\t"                                                                     \
+  "mov\tr3,%4\n\t"                                                                     \
+  "mov\tr4,%5\n\t"                                                                     \
+  __syscall(name)                                                                      \
+  "mov\t%0,r0"                                                                         \
+       : "=r" (__res)                                                                  \
+       : "r" ((long)(arg1)),"r" ((long)(arg2)),"r" ((long)(arg3)),"r" ((long)(arg4)),  \
+         "r" ((long)(arg5))                                                            \
+       : "r0","r1","r2","r3","r4","lr");                                               \
+  __syscall_return(type,__res);                                                                \
+}
+
+_syscall1(int,exit1,int,status);
+_syscall3(int,write,int,fd,const char *,buf, int, len);
+
+void _start(void)
+{
+    write(1, "Hello World\n", 12);
+    exit1(0);
+}