[llvm-commits] [PATCH] Break 256-bit vector int add/sub/mul into two 128-bit operations

Rotem, Nadav nadav.rotem at intel.com
Tue Aug 23 00:03:04 PDT 2011


LGTM. 

-----Original Message-----
From: llvm-commits-bounces at cs.uiuc.edu [mailto:llvm-commits-bounces at cs.uiuc.edu] On Behalf Of Craig Topper
Sent: Tuesday, August 23, 2011 09:48
To: llvm-commits at cs.uiuc.edu; bruno.cardoso at gmail.com
Subject: [llvm-commits] [PATCH] Break 256-bit vector int add/sub/mul into two 128-bit operations

This avoids costly scalarization. Unfortunately, there is no 128-bit byte multiply operation in X86 so I didn't break up MUL of v32i8.
Fixes PR10711.

--
~Craig
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