diff options
| author | joerg <joerg@NetBSD.org> | 2013-12-19 23:48:44 +0000 |
|---|---|---|
| committer | joerg <joerg@NetBSD.org> | 2013-12-19 23:48:44 +0000 |
| commit | 7635cdca82ad6b2d63a2217874c2ec9b83b0453d (patch) | |
| tree | fbe4ca5bfb638985e8a57c220abba375ad0fe5b1 /sys | |
| parent | 529807998079a3cce019e31bfb78262e73a15c08 (diff) | |
Use explicit register pairs as arguments for ldrd.
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/arch/arm/arm/cpu_in_cksum.S | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/sys/arch/arm/arm/cpu_in_cksum.S b/sys/arch/arm/arm/cpu_in_cksum.S index 84742a22a3c..2bb7984c03f 100644 --- a/sys/arch/arm/arm/cpu_in_cksum.S +++ b/sys/arch/arm/arm/cpu_in_cksum.S @@ -1,4 +1,4 @@ -/* $NetBSD: cpu_in_cksum.S,v 1.6 2013/08/18 15:58:19 matt Exp $ */ +/* $NetBSD: cpu_in_cksum.S,v 1.7 2013/12/19 23:48:44 joerg Exp $ */ /* * Copyright 2003 Wasabi Systems, Inc. @@ -40,7 +40,7 @@ */ #include <machine/asm.h> -RCSID("$NetBSD: cpu_in_cksum.S,v 1.6 2013/08/18 15:58:19 matt Exp $") +RCSID("$NetBSD: cpu_in_cksum.S,v 1.7 2013/12/19 23:48:44 joerg Exp $") #include "assym.h" @@ -227,37 +227,37 @@ ASENTRY_NP(.L_cksumdata) * setting r6 to zero to avoid stalling for results in the * loop. (r7 is live, from above). */ - ldrd r4, [r0], #0x08 + ldrd r4, r5, [r0], #0x08 mov r6, #0x00 .Lcksumdata_bigloop: pld [r0, #0x18] adds r2, r2, r6 adcs r2, r2, r7 - ldrd r6, [r0], #0x08 + ldrd r6, r7, [r0], #0x08 adcs r2, r2, r4 adcs r2, r2, r5 - ldrd r4, [r0], #0x08 + ldrd r4, r5, [r0], #0x08 adcs r2, r2, r6 adcs r2, r2, r7 - ldrd r6, [r0], #0x08 + ldrd r6, r7, [r0], #0x08 adcs r2, r2, r4 adcs r2, r2, r5 - ldrd r4, [r0], #0x08 + ldrd r4, r5, [r0], #0x08 adcs r2, r2, r6 adcs r2, r2, r7 pld [r0, #0x18] - ldrd r6, [r0], #0x08 + ldrd r6, r7, [r0], #0x08 adcs r2, r2, r4 adcs r2, r2, r5 - ldrd r4, [r0], #0x08 + ldrd r4, r5, [r0], #0x08 adcs r2, r2, r6 adcs r2, r2, r7 - ldrd r6, [r0], #0x08 + ldrd r6, r7, [r0], #0x08 adcs r2, r2, r4 adcs r2, r2, r5 adcs r2, r2, #0x00 subs r1, r1, #0x40 - ldrdge r4, [r0], #0x08 + ldrdge r4, r5, [r0], #0x08 bge .Lcksumdata_bigloop adds r2, r2, r6 /* r6/r7 still need summing */ @@ -306,16 +306,16 @@ ASENTRY_NP(.L_cksumdata) cmp r1, #0x20 #ifdef __XSCALE__ - ldrdge r4, [r0], #0x08 /* Avoid stalling pld and result */ + ldrdge r4, r5, [r0], #0x08 /* Avoid stalling pld and result */ blt .Lcksumdata_less_than_32 pld [r0, #0x18] - ldrd r6, [r0], #0x08 + ldrd r6, r7, [r0], #0x08 adds r2, r2, r4 adcs r2, r2, r5 - ldrd r4, [r0], #0x08 + ldrd r4, r5, [r0], #0x08 adcs r2, r2, r6 adcs r2, r2, r7 - ldrd r6, [r0], #0x08 + ldrd r6, r7, [r0], #0x08 adcs r2, r2, r4 adcs r2, r2, r5 adcs r2, r2, r6 /* XXX: Unavoidable result stall */ |
