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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2011-12-10 12:06:36 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2012-01-02 15:00:28 +0100 |
| commit | e9557be0c13b2e11ee9c274edf7dd768fbc72ef5 (patch) | |
| tree | 59314de9c825022bfd4e07550955866151dfc6cb /arch | |
| parent | e0d23ec7c8a9ded9730b04ac12b22c18242b9159 (diff) | |
| download | barebox-e9557be0c13b2e11ee9c274edf7dd768fbc72ef5.tar.gz barebox-e9557be0c13b2e11ee9c274edf7dd768fbc72ef5.tar.xz | |
ARM cache-armv7: use thumb-2 instructions where necessary
Copied from the Kernel
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch')
| -rw-r--r-- | 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 5b8491efcf..f25dcfaa57 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 |