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| author | Nikunj A Dadhania | 2016-09-28 20:41:55 +0200 |
|---|---|---|
| committer | David Gibson | 2016-10-05 02:05:28 +0200 |
| commit | f34001ec96ebc126aad49db4e3e01391b28ed264 (patch) | |
| tree | 25979f25d0e494a1cc5124c0bc04a81447f7e15e /scripts | |
| parent | target-ppc: Implement mtvsrdd instruction (diff) | |
| download | qemu-f34001ec96ebc126aad49db4e3e01391b28ed264.tar.gz qemu-f34001ec96ebc126aad49db4e3e01391b28ed264.tar.xz qemu-f34001ec96ebc126aad49db4e3e01391b28ed264.zip | |
target-ppc: improve lxvw4x implementation
Load 8byte at a time and manipulate.
Big-Endian Storage
+-------------+-------------+-------------+-------------+
| 00 11 22 33 | 44 55 66 77 | 88 99 AA BB | CC DD EE FF |
+-------------+-------------+-------------+-------------+
Little-Endian Storage
+-------------+-------------+-------------+-------------+
| 33 22 11 00 | 77 66 55 44 | BB AA 99 88 | FF EE DD CC |
+-------------+-------------+-------------+-------------+
Vector load results in (32-bit elements):
+----------+----------+----------+----------+
| 00112233 | 44556677 | 8899AABB | CCDDEEFF |
+----------+----------+----------+----------+
Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
[dwg: Slight tweak to commit description]
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'scripts')
0 files changed, 0 insertions, 0 deletions