*: introduce and use FAST_FUNC: regparm on i386, otherwise no-on

   text    data     bss     dec     hex filename
 808035     611    6868  815514   c719a busybox_old
 804472     611    6868  811951   c63af busybox_unstripped

1 files changed, 4 insertions, 4 deletions

diff --git a/libbb/copyfd.c b/libbb/copyfd.c
index 08bc6f8df..c5f8b5b87 100644
--- a/libbb/copyfd.c
+++ b/libbb/copyfd.c
@@ -85,7 +85,7 @@ static off_t bb_full_fd_action(int src_fd, int dst_fd, off_t size)
 
 
 #if 0
-void complain_copyfd_and_die(off_t sz)
+void FAST_FUNC complain_copyfd_and_die(off_t sz)
 {
 	if (sz != -1)
 		bb_error_msg_and_die("short read");
@@ -94,7 +94,7 @@ void complain_copyfd_and_die(off_t sz)
 }
 #endif
 
-off_t bb_copyfd_size(int fd1, int fd2, off_t size)
+off_t FAST_FUNC bb_copyfd_size(int fd1, int fd2, off_t size)
 {
 	if (size) {
 		return bb_full_fd_action(fd1, fd2, size);
@@ -102,7 +102,7 @@ off_t bb_copyfd_size(int fd1, int fd2, off_t size)
 	return 0;
 }
 
-void bb_copyfd_exact_size(int fd1, int fd2, off_t size)
+void FAST_FUNC bb_copyfd_exact_size(int fd1, int fd2, off_t size)
 {
 	off_t sz = bb_copyfd_size(fd1, fd2, size);
 	if (sz == size)
@@ -113,7 +113,7 @@ void bb_copyfd_exact_size(int fd1, int fd2, off_t size)
 	xfunc_die();
 }
 
-off_t bb_copyfd_eof(int fd1, int fd2)
+off_t FAST_FUNC bb_copyfd_eof(int fd1, int fd2)
 {
 	return bb_full_fd_action(fd1, fd2, 0);
 }