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llvm-mirror/test/CodeGen/AArch64/arm64-regress-interphase-shift.ll
Simon Pilgrim 91bb437eb8 [AARCH64] Enable AARCH64 lit tests on windows dev machines
As discussed on PR27654, this patch fixes the triples of a lot of aarch64 tests and enables lit tests on windows

This will hopefully help stop cases where windows developers break the aarch64 target

Differential Revision: https://reviews.llvm.org/D22191

llvm-svn: 275973
2016-07-19 13:35:11 +00:00

34 lines
1.1 KiB
LLVM

; RUN: llc < %s -mtriple=arm64-eabi | FileCheck %s
; This is mostly a "don't assert" test. The type of the RHS of a shift depended
; on the phase of legalization, which led to the creation of an unexpected and
; unselectable "rotr" node: (i32 (rotr i32, i64)).
; FIXME: This test is xfailed because it relies on an optimization that has
; been reverted (see PR17975).
; XFAIL: *
define void @foo(i64* nocapture %d) {
; CHECK-LABEL: foo:
; CHECK: rorv
%tmp = load i64, i64* undef, align 8
%sub397 = sub i64 0, %tmp
%and398 = and i64 %sub397, 4294967295
%shr404 = lshr i64 %and398, 0
%or405 = or i64 0, %shr404
%xor406 = xor i64 %or405, 0
%xor417 = xor i64 0, %xor406
%xor428 = xor i64 0, %xor417
%sub430 = sub i64 %xor417, 0
%and431 = and i64 %sub430, 4294967295
%and432 = and i64 %xor428, 31
%sub433 = sub i64 32, %and432
%shl434 = shl i64 %and431, %sub433
%shr437 = lshr i64 %and431, %and432
%or438 = or i64 %shl434, %shr437
%xor439 = xor i64 %or438, %xor428
%sub441 = sub i64 %xor439, 0
store i64 %sub441, i64* %d, align 8
ret void
}