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authorNate Begeman <natebegeman@mac.com>2004-10-07 22:26:12 +0000
committerNate Begeman <natebegeman@mac.com>2004-10-07 22:26:12 +0000
commitcb90de37a720b0b00d6303b49b8df6d5ac5f34f9 (patch)
treec79217f3b3bbd097f64987255a7747a9e168ba43 /lib/Target/PowerPC/PPC32ISelSimple.cpp
parent5a181c848bc9994265ef27d3f9fc50144968f61b (diff)
Add ori reg, reg, 0 as a move instruction. This can be generated from
loading a 32bit constant into a register whose low halfword is all zeroes. We now omit the ori after the lis for the following C code: int bar(int y) { return y * 0x00F0000; } _bar: .LBB_bar_0: ; entry ; IMPLICIT_DEF lis r2, 15 mullw r3, r3, r2 blr git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16825 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/PowerPC/PPC32ISelSimple.cpp')
0 files changed, 0 insertions, 0 deletions