From: Sascha Hauer <s.hauer@pengutronix.de>
To: barebox@lists.infradead.org
Subject: [PATCH 6/9] ARM cache-armv7: use thumb-2 instructions where necessary
Date: Sat, 17 Dec 2011 15:52:06 +0100 [thread overview]
Message-ID: <1324133529-2036-7-git-send-email-s.hauer@pengutronix.de> (raw)
In-Reply-To: <1324133529-2036-1-git-send-email-s.hauer@pengutronix.de>
Copied from the Kernel
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
arch/arm/cpu/cache-armv7.S | 8 ++++++--
1 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/arch/arm/cpu/cache-armv7.S b/arch/arm/cpu/cache-armv7.S
index 5b8491e..f25dcfa 100644
--- a/arch/arm/cpu/cache-armv7.S
+++ b/arch/arm/cpu/cache-armv7.S
@@ -84,8 +84,12 @@ loop1:
loop2:
mov r9, r4 @ create working copy of max way size
loop3:
- orr r11, r10, r9, lsl r5 @ factor way and cache number into r11
- orr r11, r11, r7, lsl r2 @ factor index number into r11
+ARM( orr r11, r10, r9, lsl r5 ) @ factor way and cache number into r11
+ARM( orr r11, r11, r7, lsl r2 ) @ factor index number into r11
+THUMB( lsl r6, r9, r5 )
+THUMB( orr r11, r10, r6 ) @ factor way and cache number into r11
+THUMB( lsl r6, r7, r2 )
+THUMB( orr r11, r11, r6 ) @ factor index number into r11
mcr p15, 0, r11, c7, c14, 2 @ clean & invalidate by set/way
subs r9, r9, #1 @ decrement the way
bge loop3
--
1.7.7.3
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next prev parent reply other threads:[~2011-12-17 14:52 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-17 14:52 Thumb-2 support Sascha Hauer
2011-12-17 14:52 ` [PATCH 1/9] ARM i.MX5: prepare to add a imx51_lowlevel_init Sascha Hauer
2011-12-18 14:03 ` Eric Bénard
2011-12-19 10:18 ` Sascha Hauer
2011-12-17 14:52 ` [PATCH 2/9] ARM i.MX51: implement " Sascha Hauer
2011-12-17 14:52 ` [PATCH 3/9] ARM i.MX51 babbage: use generic lowlevel init function Sascha Hauer
2011-12-17 14:52 ` [PATCH 4/9] ARM eukrea i.MX51: use generic lowlevel init Sascha Hauer
2011-12-17 14:52 ` [PATCH 5/9] ARM: update string functions from Linux Kernel Sascha Hauer
2011-12-17 14:52 ` Sascha Hauer [this message]
2011-12-17 14:52 ` [PATCH 7/9] ARM: move exception vectors away from start of binary Sascha Hauer
2011-12-18 23:43 ` Peter Korsgaard
2011-12-20 14:07 ` Jean-Christophe PLAGNIOL-VILLARD
2011-12-21 10:09 ` Sascha Hauer
2012-01-01 4:37 ` Jean-Christophe PLAGNIOL-VILLARD
2012-01-02 14:13 ` Sascha Hauer
2012-01-02 15:09 ` Jean-Christophe PLAGNIOL-VILLARD
2012-01-23 12:07 ` Sascha Hauer
2012-01-24 4:39 ` Jean-Christophe PLAGNIOL-VILLARD
2011-12-17 14:52 ` [PATCH 8/9] ARM: get runtime offset of board_init_lowlevel_return by using separate section Sascha Hauer
2011-12-17 14:52 ` [PATCH 9/9] ARM: Allow to compile in thumb-2 mode Sascha Hauer
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