X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;ds=sidebyside;f=arch%2Fia64%2Flib%2Fmemcpy_mck.S;fp=arch%2Fia64%2Flib%2Fmemcpy_mck.S;h=46c9331e7ab5f81181b5e19745c154a80c4b852e;hb=64ba3f394c830ec48a1c31b53dcae312c56f1604;hp=ab0f8763972954117b0ac6a7dc3ac120d6e042c5;hpb=be1e6109ac94a859551f8e1774eb9a8469fe055c;p=linux-2.6.git diff --git a/arch/ia64/lib/memcpy_mck.S b/arch/ia64/lib/memcpy_mck.S index ab0f87639..46c9331e7 100644 --- a/arch/ia64/lib/memcpy_mck.S +++ b/arch/ia64/lib/memcpy_mck.S @@ -6,13 +6,12 @@ * in1: source address * in2: number of bytes to copy * Output: - * for memcpy: return dest - * for copy_user: return 0 if success, - * or number of byte NOT copied if error occurred. + * 0 if success, or number of byte NOT copied if error occurred. * * Copyright (C) 2002 Intel Corp. * Copyright (C) 2002 Ken Chen */ +#include #include #include @@ -74,7 +73,6 @@ GLOBAL_ENTRY(memcpy) and r28=0x7,in0 and r29=0x7,in1 mov f6=f0 - mov retval=in0 br.cond.sptk .common_code ;; END(memcpy) @@ -86,7 +84,7 @@ GLOBAL_ENTRY(__copy_user) mov f6=f1 mov saved_in0=in0 // save dest pointer mov saved_in1=in1 // save src pointer - mov retval=r0 // initialize return value + mov saved_in2=in2 // save len ;; .common_code: cmp.gt p15,p0=8,in2 // check for small size @@ -94,7 +92,7 @@ GLOBAL_ENTRY(__copy_user) cmp.ne p14,p0=0,r29 // check src alignment add src0=0,in1 sub r30=8,r28 // for .align_dest - mov saved_in2=in2 // save len + mov retval=r0 // initialize return value ;; add dst0=0,in0 add dst1=1,in0 // dest odd index