llvm-6502/test/CodeGen/ARM64/dagcombiner-convergence.ll
Tim Northover 7b837d8c75 ARM64: initial backend import
This adds a second implementation of the AArch64 architecture to LLVM,
accessible in parallel via the "arm64" triple. The plan over the
coming weeks & months is to merge the two into a single backend,
during which time thorough code review should naturally occur.

Everything will be easier with the target in-tree though, hence this
commit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205090 91177308-0d34-0410-b5e6-96231b3b80d8
2014-03-29 10:18:08 +00:00

20 lines
654 B
LLVM

; RUN: llc < %s -o /dev/null
; rdar://10795250
; DAGCombiner should converge.
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-n32:64"
target triple = "arm64-apple-macosx10.8.0"
define i64 @foo(i128 %Params.coerce, i128 %SelLocs.coerce) {
entry:
%tmp = lshr i128 %Params.coerce, 61
%.tr38.i = trunc i128 %tmp to i64
%mul.i = and i64 %.tr38.i, 4294967288
%tmp1 = lshr i128 %SelLocs.coerce, 62
%.tr.i = trunc i128 %tmp1 to i64
%mul7.i = and i64 %.tr.i, 4294967292
%add.i = add i64 %mul7.i, %mul.i
%conv.i.i = and i64 %add.i, 4294967292
ret i64 %conv.i.i
}