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-rw-r--r--tests/hello-arm.c113
1 files changed, 113 insertions, 0 deletions
diff --git a/tests/hello-arm.c b/tests/hello-arm.c
new file mode 100644
index 0000000000..f84e6cb368
--- /dev/null
+++ b/tests/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);
+}