xref: /aosp_15_r20/external/llvm/test/CodeGen/PowerPC/2016-04-17-combine.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc <%s | FileCheck %s
2*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-m:e-i64:64-n32:64"
3*9880d681SAndroid Build Coastguard Workertarget triple = "powerpc64le-unknown-linux-gnu"
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Worker; PR27390 crasher
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Worker%typ = type { i32, i32 }
8*9880d681SAndroid Build Coastguard Worker
9*9880d681SAndroid Build Coastguard Worker; On release builds, it doesn't crash, spewing nonsense instead.
10*9880d681SAndroid Build Coastguard Worker; To make sure it works, check that and is still alive.
11*9880d681SAndroid Build Coastguard Worker; CHECK: and
12*9880d681SAndroid Build Coastguard Worker; Also, in release, it emits a COPY from a 32-bit register to
13*9880d681SAndroid Build Coastguard Worker; a 64-bit register, which happens to be emitted as cror [!]
14*9880d681SAndroid Build Coastguard Worker; by the confused CodeGen.  Just to be sure, check there isn't one.
15*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: cror
16*9880d681SAndroid Build Coastguard Worker; Function Attrs: uwtable
17*9880d681SAndroid Build Coastguard Workerdefine signext i32 @_Z8access_pP1Tc(%typ* %p, i8 zeroext %type) {
18*9880d681SAndroid Build Coastguard Worker  %b = getelementptr inbounds %typ, %typ* %p, i64 0, i32 1
19*9880d681SAndroid Build Coastguard Worker  %1 = load i32, i32* %b, align 4
20*9880d681SAndroid Build Coastguard Worker  %2 = ptrtoint i32* %b to i64
21*9880d681SAndroid Build Coastguard Worker  %3 = and i64 %2, -35184372088833
22*9880d681SAndroid Build Coastguard Worker  %4 = inttoptr i64 %3 to i32*
23*9880d681SAndroid Build Coastguard Worker  %_msld = load i32, i32* %4, align 4
24*9880d681SAndroid Build Coastguard Worker  %zzz = add i32 %1,  %_msld
25*9880d681SAndroid Build Coastguard Worker  ret i32 %zzz
26*9880d681SAndroid Build Coastguard Worker}
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