From 4ba8e511ff2c0e7a087c304c9ece62b006c62d9e Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Fri, 8 Dec 2000 17:16:05 +0000 Subject: [PATCH] Use a shorter sequence. --- sysdeps/alpha/htonl.S | 18 ++++++++---------- 1 file changed, 8 insertions(+), 10 deletions(-) diff --git a/sysdeps/alpha/htonl.S b/sysdeps/alpha/htonl.S index a4e39ce..2358861 100644 --- a/sysdeps/alpha/htonl.S +++ b/sysdeps/alpha/htonl.S @@ -1,4 +1,4 @@ -/* Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc. +/* Copyright (C) 1996, 1997, 1998, 2000 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -30,15 +30,13 @@ ENTRY(htonl) .prologue 0 #endif - extlh a0, 5, t1 # t1 = dd000000 - zap a0, 0xfd, t2 # t2 = 0000cc00 - sll t2, 5, t2 # t2 = 00198000 - s8addl t2, t1, t1 # t1 = ddcc0000 - zap a0, 0xfb, t2 # t2 = 00bb0000 - srl t2, 8, t2 # t2 = 0000bb00 - extbl a0, 3, v0 # v0 = 000000aa - or t1, v0, v0 # v0 = ddcc00aa - or t2, v0, v0 # v0 = ddccbbaa + inslh a0, 7, t0 # t0 = 0000000000AABBCC + inswl a0, 3, t1 # t1 = 000000CCDD000000 + or t1, t0, t1 # t1 = 000000CCDDAABBCC + sll t1, 16, t2 # t2 = 0000000000CCDDAA + zapnot t1, 0x0A, t0 # t0 = 00000000DD00BB00 + zapnot t2, 0x05, t3 # t3 = 0000000000CC00AA + addl t0, t3, v0 # v0 = ssssssssDDCCBBAA ret END(htonl) -- 2.7.4