xref: /aosp_15_r20/external/llvm/test/CodeGen/PowerPC/sdiv-pow2.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -mcpu=ppc64 < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=powerpc-unknown-linux-gnu -mcpu=ppc < %s | FileCheck -check-prefix=CHECK-32 %s
3*9880d681SAndroid Build Coastguard Workertarget datalayout = "E-m:e-i64:64-n32:64"
4*9880d681SAndroid Build Coastguard Workertarget triple = "powerpc64-unknown-linux-gnu"
5*9880d681SAndroid Build Coastguard Worker
6*9880d681SAndroid Build Coastguard Worker; Function Attrs: nounwind readnone
7*9880d681SAndroid Build Coastguard Workerdefine signext i32 @foo4(i32 signext %a) #0 {
8*9880d681SAndroid Build Coastguard Workerentry:
9*9880d681SAndroid Build Coastguard Worker  %div = sdiv i32 %a, 8
10*9880d681SAndroid Build Coastguard Worker  ret i32 %div
11*9880d681SAndroid Build Coastguard Worker
12*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @foo4
13*9880d681SAndroid Build Coastguard Worker; CHECK: srawi [[REG1:[0-9]+]], 3, 3
14*9880d681SAndroid Build Coastguard Worker; CHECK: addze [[REG2:[0-9]+]], [[REG1]]
15*9880d681SAndroid Build Coastguard Worker; CHECK: extsw 3, [[REG2]]
16*9880d681SAndroid Build Coastguard Worker; CHECK: blr
17*9880d681SAndroid Build Coastguard Worker}
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard Worker; Function Attrs: nounwind readnone
20*9880d681SAndroid Build Coastguard Workerdefine i64 @foo8(i64 %a) #0 {
21*9880d681SAndroid Build Coastguard Workerentry:
22*9880d681SAndroid Build Coastguard Worker  %div = sdiv i64 %a, 8
23*9880d681SAndroid Build Coastguard Worker  ret i64 %div
24*9880d681SAndroid Build Coastguard Worker
25*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @foo8
26*9880d681SAndroid Build Coastguard Worker; CHECK: sradi [[REG1:[0-9]+]], 3, 3
27*9880d681SAndroid Build Coastguard Worker; CHECK: addze 3, [[REG1]]
28*9880d681SAndroid Build Coastguard Worker; CHECK: blr
29*9880d681SAndroid Build Coastguard Worker
30*9880d681SAndroid Build Coastguard Worker; CHECK-32-LABEL: @foo8
31*9880d681SAndroid Build Coastguard Worker; CHECK-32-NOT: sradi
32*9880d681SAndroid Build Coastguard Worker; CHECK-32: blr
33*9880d681SAndroid Build Coastguard Worker}
34*9880d681SAndroid Build Coastguard Worker
35*9880d681SAndroid Build Coastguard Worker; Function Attrs: nounwind readnone
36*9880d681SAndroid Build Coastguard Workerdefine signext i32 @foo4n(i32 signext %a) #0 {
37*9880d681SAndroid Build Coastguard Workerentry:
38*9880d681SAndroid Build Coastguard Worker  %div = sdiv i32 %a, -8
39*9880d681SAndroid Build Coastguard Worker  ret i32 %div
40*9880d681SAndroid Build Coastguard Worker
41*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @foo4n
42*9880d681SAndroid Build Coastguard Worker; CHECK: srawi [[REG1:[0-9]+]], 3, 3
43*9880d681SAndroid Build Coastguard Worker; CHECK: addze [[REG2:[0-9]+]], [[REG1]]
44*9880d681SAndroid Build Coastguard Worker; CHECK: neg [[REG3:[0-9]+]], [[REG2]]
45*9880d681SAndroid Build Coastguard Worker; CHECK: extsw 3, [[REG3]]
46*9880d681SAndroid Build Coastguard Worker; CHECK: blr
47*9880d681SAndroid Build Coastguard Worker}
48*9880d681SAndroid Build Coastguard Worker
49*9880d681SAndroid Build Coastguard Worker; Function Attrs: nounwind readnone
50*9880d681SAndroid Build Coastguard Workerdefine i64 @foo8n(i64 %a) #0 {
51*9880d681SAndroid Build Coastguard Workerentry:
52*9880d681SAndroid Build Coastguard Worker  %div = sdiv i64 %a, -8
53*9880d681SAndroid Build Coastguard Worker  ret i64 %div
54*9880d681SAndroid Build Coastguard Worker
55*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @foo8n
56*9880d681SAndroid Build Coastguard Worker; CHECK: sradi [[REG1:[0-9]+]], 3, 3
57*9880d681SAndroid Build Coastguard Worker; CHECK: addze [[REG2:[0-9]+]], [[REG1]]
58*9880d681SAndroid Build Coastguard Worker; CHECK: neg 3, [[REG2]]
59*9880d681SAndroid Build Coastguard Worker; CHECK: blr
60*9880d681SAndroid Build Coastguard Worker
61*9880d681SAndroid Build Coastguard Worker; CHECK-32-LABEL: @foo8n
62*9880d681SAndroid Build Coastguard Worker; CHECK-32-NOT: sradi
63*9880d681SAndroid Build Coastguard Worker; CHECK-32: blr
64*9880d681SAndroid Build Coastguard Worker}
65*9880d681SAndroid Build Coastguard Worker
66*9880d681SAndroid Build Coastguard Workerattributes #0 = { nounwind readnone }
67*9880d681SAndroid Build Coastguard Worker
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