[src/trunk]: src/sys/arch/amd64/amd64 Update a comment, and use testw instead.

[maxv <maxv%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/140b83424ae1
branches:  trunk
changeset: 357770:140b83424ae1
user:      maxv <maxv%NetBSD.org@localhost>
date:      Sun Nov 26 15:00:16 2017 +0000

description:
Update a comment, and use testw instead.

diffstat:

 sys/arch/amd64/amd64/locore.S |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (27 lines):

diff -r 8661aaaaee83 -r 140b83424ae1 sys/arch/amd64/amd64/locore.S
--- a/sys/arch/amd64/amd64/locore.S     Sun Nov 26 14:54:43 2017 +0000
+++ b/sys/arch/amd64/amd64/locore.S     Sun Nov 26 15:00:16 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: locore.S,v 1.142 2017/11/26 14:54:43 maxv Exp $        */
+/*     $NetBSD: locore.S,v 1.143 2017/11/26 15:00:16 maxv Exp $        */
 
 /*
  * Copyright-o-rama!
@@ -1197,7 +1197,7 @@
        movq    PCB_GS(%r14),%rax
        movq    %rax,(GUGS_SEL*8)(%rcx)
 
-       /* Set default 32bit values in %ds, %es and %fs. %gs is special. */
+       /* Set default 32bit values in %ds, %es, %fs and %gs. */
        movq    L_MD_REGS(%r12),%rbx
        movq    $GSEL(GUDATA32_SEL, SEL_UPL),%rax
        movw    %ax,%ds
@@ -1474,7 +1474,7 @@
 
 ENTRY(intrfastexit)
        INTR_RESTORE_GPRS
-       testq   $SEL_UPL,TF_CS(%rsp)    /* interrupted %cs */
+       testw   $SEL_UPL,TF_CS(%rsp)    /* interrupted %cs */
        jz      .Lkexit
        cmpw    $LSEL(LUCODE_SEL, SEL_UPL),TF_CS(%rsp)
        je      .Luexit64