xref: /aosp_15_r20/external/llvm/test/CodeGen/NVPTX/bfe.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Worker; CHECK: bfe0
5*9880d681SAndroid Build Coastguard Workerdefine i32 @bfe0(i32 %a) {
6*9880d681SAndroid Build Coastguard Worker; CHECK: bfe.u32 %r{{[0-9]+}}, %r{{[0-9]+}}, 4, 4
7*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: shr
8*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: and
9*9880d681SAndroid Build Coastguard Worker  %val0 = ashr i32 %a, 4
10*9880d681SAndroid Build Coastguard Worker  %val1 = and i32 %val0, 15
11*9880d681SAndroid Build Coastguard Worker  ret i32 %val1
12*9880d681SAndroid Build Coastguard Worker}
13*9880d681SAndroid Build Coastguard Worker
14*9880d681SAndroid Build Coastguard Worker; CHECK: bfe1
15*9880d681SAndroid Build Coastguard Workerdefine i32 @bfe1(i32 %a) {
16*9880d681SAndroid Build Coastguard Worker; CHECK: bfe.u32 %r{{[0-9]+}}, %r{{[0-9]+}}, 3, 3
17*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: shr
18*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: and
19*9880d681SAndroid Build Coastguard Worker  %val0 = ashr i32 %a, 3
20*9880d681SAndroid Build Coastguard Worker  %val1 = and i32 %val0, 7
21*9880d681SAndroid Build Coastguard Worker  ret i32 %val1
22*9880d681SAndroid Build Coastguard Worker}
23*9880d681SAndroid Build Coastguard Worker
24*9880d681SAndroid Build Coastguard Worker; CHECK: bfe2
25*9880d681SAndroid Build Coastguard Workerdefine i32 @bfe2(i32 %a) {
26*9880d681SAndroid Build Coastguard Worker; CHECK: bfe.u32 %r{{[0-9]+}}, %r{{[0-9]+}}, 5, 3
27*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: shr
28*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: and
29*9880d681SAndroid Build Coastguard Worker  %val0 = ashr i32 %a, 5
30*9880d681SAndroid Build Coastguard Worker  %val1 = and i32 %val0, 7
31*9880d681SAndroid Build Coastguard Worker  ret i32 %val1
32*9880d681SAndroid Build Coastguard Worker}
33