@@ -203,34 +203,34 @@ const unsigned long *_auxv __attribute__((weak));
void __attribute__((weak,noreturn,optimize("omit-frame-pointer"))) _start(void)
{
__asm__ volatile (
- "pop {%r0}\n" // argc was in the stack
- "mov %r1, %sp\n" // argv = sp
+ "pop {%r0}\n" /* argc was in the stack */
+ "mov %r1, %sp\n" /* argv = sp */
- "add %r2, %r0, $1\n" // envp = (argc + 1) ...
- "lsl %r2, %r2, $2\n" // * 4 ...
- "add %r2, %r2, %r1\n" // + argv
- "ldr %r3, 1f\n" // r3 = &environ (see below)
- "str %r2, [r3]\n" // store envp into environ
+ "add %r2, %r0, $1\n" /* envp = (argc + 1) ... */
+ "lsl %r2, %r2, $2\n" /* * 4 ... */
+ "add %r2, %r2, %r1\n" /* + argv */
+ "ldr %r3, 1f\n" /* r3 = &environ (see below) */
+ "str %r2, [r3]\n" /* store envp into environ */
- "mov r4, r2\n" // search for auxv (follows NULL after last env)
+ "mov r4, r2\n" /* search for auxv (follows NULL after last env) */
"0:\n"
- "mov r5, r4\n" // r5 = r4
- "add r4, r4, #4\n" // r4 += 4
- "ldr r5,[r5]\n" // r5 = *r5 = *(r4-4)
- "cmp r5, #0\n" // and stop at NULL after last env
+ "mov r5, r4\n" /* r5 = r4 */
+ "add r4, r4, #4\n" /* r4 += 4 */
+ "ldr r5,[r5]\n" /* r5 = *r5 = *(r4-4) */
+ "cmp r5, #0\n" /* and stop at NULL after last env */
"bne 0b\n"
- "ldr %r3, 2f\n" // r3 = &_auxv (low bits)
- "str r4, [r3]\n" // store r4 into _auxv
+ "ldr %r3, 2f\n" /* r3 = &_auxv (low bits) */
+ "str r4, [r3]\n" /* store r4 into _auxv */
- "mov %r3, $8\n" // AAPCS : sp must be 8-byte aligned in the
- "neg %r3, %r3\n" // callee, and bl doesn't push (lr=pc)
- "and %r3, %r3, %r1\n" // so we do sp = r1(=sp) & r3(=-8);
- "mov %sp, %r3\n" //
+ "mov %r3, $8\n" /* AAPCS : sp must be 8-byte aligned in the */
+ "neg %r3, %r3\n" /* callee, and bl doesn't push (lr=pc) */
+ "and %r3, %r3, %r1\n" /* so we do sp = r1(=sp) & r3(=-8); */
+ "mov %sp, %r3\n"
- "bl main\n" // main() returns the status code, we'll exit with it.
- "movs r7, $1\n" // NR_exit == 1
+ "bl main\n" /* main() returns the status code, we'll exit with it. */
+ "movs r7, $1\n" /* NR_exit == 1 */
"svc $0x00\n"
- ".align 2\n" // below are the pointers to a few variables
+ ".align 2\n" /* below are the pointers to a few variables */
"1:\n"
".word environ\n"
"2:\n"
Most of nolibc is already using C89 comments. Signed-off-by: Thomas Weißschuh <linux@weissschuh.net> --- tools/include/nolibc/arch-arm.h | 42 ++++++++++++++++++++--------------------- 1 file changed, 21 insertions(+), 21 deletions(-)