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[src/trunk]: src/sys/arch/arm/arm Reduce diff with cpufunc_asm_armv5.S, from ...



details:   https://anonhg.NetBSD.org/src/rev/b49da77c0aea
branches:  trunk
changeset: 1024004:b49da77c0aea
user:      rin <rin%NetBSD.org@localhost>
date:      Thu Oct 07 09:58:27 2021 +0000

description:
Reduce diff with cpufunc_asm_armv5.S, from which this file was derived.

diffstat:

 sys/arch/arm/arm/cpufunc_asm_armv5_ec.S |  14 +++++++-------
 1 files changed, 7 insertions(+), 7 deletions(-)

diffs (40 lines):

diff -r 2d05c9ed1cf0 -r b49da77c0aea sys/arch/arm/arm/cpufunc_asm_armv5_ec.S
--- a/sys/arch/arm/arm/cpufunc_asm_armv5_ec.S   Thu Oct 07 09:57:27 2021 +0000
+++ b/sys/arch/arm/arm/cpufunc_asm_armv5_ec.S   Thu Oct 07 09:58:27 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: cpufunc_asm_armv5_ec.S,v 1.6 2014/03/30 01:15:03 matt Exp $    */
+/*     $NetBSD: cpufunc_asm_armv5_ec.S,v 1.7 2021/10/07 09:58:27 rin Exp $     */
 
 /*
  * Copyright (c) 2002, 2005 ARM Limited
@@ -58,16 +58,16 @@
         * For armv5_ec_settb, the idcache_wbinv_all is simple enough, I just
         * do it directly and entirely avoid the problem.
         */
-       cmp     r1, #0                  @ need to flush cache / TLB?
-       beq     2f                      @   nope, so don't
+       cmp     r1, #0
+       beq     1f
 
        mcr     p15, 0, r0, c7, c5, 0   /* Invalidate ICache */
-1:     mrc     p15, 0, APSR_nzcv, c7, c14, 3   /* Test, clean and invalidate DCache */
-       bne     1b                      /* More to do? */
+2:     mrc     p15, 0, APSR_nzcv, c7, c14, 3   /* Test, clean and invalidate DCache */
+       bne     2b                      /* More to do? */
        mcr     p15, 0, r0, c7, c10, 4  /* drain the write buffer */
        cmp     r0, #1
 
-2:     mcr     p15, 0, r0, c2, c0, 0   /* load new TTB */
+1:     mcr     p15, 0, r0, c2, c0, 0   /* load new TTB */
        mcrne   p15, 0, r0, c8, c7, 0   /* invalidate I+D TLBs */
        RET
 
@@ -199,7 +199,7 @@
         * dcache, so that we can safely flush the Icache and fall through
         * into the Dcache purging code.
         */
-       mcr     p15, 0, r0, c7, c5, 0   /* Invalidate ICache */
+       mcr     p15, 0, r0, c7, c5, 0   /* Flush I cache */
        /* Fall through to purge Dcache. */
 
 ENTRY(armv5_ec_dcache_wbinv_all)



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