xref: /aosp_15_r20/external/llvm/test/CodeGen/PowerPC/bitreverse.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -march=ppc64 %s -o - | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker; These tests just check that the plumbing is in place for @llvm.bitreverse. The
4*9880d681SAndroid Build Coastguard Worker; actual output is massive at the moment as llvm.bitreverse is not yet legal.
5*9880d681SAndroid Build Coastguard Worker
6*9880d681SAndroid Build Coastguard Workerdeclare <2 x i16> @llvm.bitreverse.v2i16(<2 x i16>) readnone
7*9880d681SAndroid Build Coastguard Worker
8*9880d681SAndroid Build Coastguard Workerdefine <2 x i16> @f(<2 x i16> %a) {
9*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f:
10*9880d681SAndroid Build Coastguard Worker; CHECK: rlwinm
11*9880d681SAndroid Build Coastguard Worker  %b = call <2 x i16> @llvm.bitreverse.v2i16(<2 x i16> %a)
12*9880d681SAndroid Build Coastguard Worker  ret <2 x i16> %b
13*9880d681SAndroid Build Coastguard Worker}
14*9880d681SAndroid Build Coastguard Worker
15*9880d681SAndroid Build Coastguard Workerdeclare i8 @llvm.bitreverse.i8(i8) readnone
16*9880d681SAndroid Build Coastguard Worker
17*9880d681SAndroid Build Coastguard Workerdefine i8 @g(i8 %a) {
18*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: g:
19*9880d681SAndroid Build Coastguard Worker; CHECK: rlwinm
20*9880d681SAndroid Build Coastguard Worker; CHECK: rlwimi
21*9880d681SAndroid Build Coastguard Worker  %b = call i8 @llvm.bitreverse.i8(i8 %a)
22*9880d681SAndroid Build Coastguard Worker  ret i8 %b
23*9880d681SAndroid Build Coastguard Worker}
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