xref: /aosp_15_r20/external/llvm/test/CodeGen/ARM/sat-arith.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -O1 -mtriple=armv6-none-none-eabi %s -o - | FileCheck %s -check-prefix=ARM -check-prefix=CHECK
2*9880d681SAndroid Build Coastguard Worker; RUN: llc -O1 -mtriple=thumbv7-none-none-eabi %s -o - | FileCheck %s -check-prefix=THUMB -check-prefix=CHECK
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: qadd
5*9880d681SAndroid Build Coastguard Workerdefine i32 @qadd() nounwind {
6*9880d681SAndroid Build Coastguard Worker; CHECK-DAG: mov{{s?}} [[R0:.*]], #8
7*9880d681SAndroid Build Coastguard Worker; CHECK-DAG: mov{{s?}} [[R1:.*]], #128
8*9880d681SAndroid Build Coastguard Worker; CHECK-ARM: qadd [[R0]], [[R1]], [[R0]]
9*9880d681SAndroid Build Coastguard Worker; CHECK-THRUMB: qadd [[R0]], [[R0]], [[R1]]
10*9880d681SAndroid Build Coastguard Worker  %tmp = call i32 @llvm.arm.qadd(i32 128, i32 8)
11*9880d681SAndroid Build Coastguard Worker  ret i32 %tmp
12*9880d681SAndroid Build Coastguard Worker}
13*9880d681SAndroid Build Coastguard Worker
14*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: qsub
15*9880d681SAndroid Build Coastguard Workerdefine i32 @qsub() nounwind {
16*9880d681SAndroid Build Coastguard Worker; CHECK-DAG: mov{{s?}} [[R0:.*]], #8
17*9880d681SAndroid Build Coastguard Worker; CHECK-DAG: mov{{s?}} [[R1:.*]], #128
18*9880d681SAndroid Build Coastguard Worker; CHECK-ARM: qsub [[R0]], [[R1]], [[R0]]
19*9880d681SAndroid Build Coastguard Worker; CHECK-THRUMB: qadd [[R0]], [[R1]], [[R0]]
20*9880d681SAndroid Build Coastguard Worker  %tmp = call i32 @llvm.arm.qsub(i32 128, i32 8)
21*9880d681SAndroid Build Coastguard Worker  ret i32 %tmp
22*9880d681SAndroid Build Coastguard Worker}
23*9880d681SAndroid Build Coastguard Worker
24*9880d681SAndroid Build Coastguard Worker; upper-bound of the immediate argument
25*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: ssat1
26*9880d681SAndroid Build Coastguard Workerdefine i32 @ssat1() nounwind {
27*9880d681SAndroid Build Coastguard Worker; CHECK: mov{{s?}} [[R0:.*]], #128
28*9880d681SAndroid Build Coastguard Worker; CHECK: ssat [[R1:.*]], #32, [[R0]]
29*9880d681SAndroid Build Coastguard Worker  %tmp = call i32 @llvm.arm.ssat(i32 128, i32 32)
30*9880d681SAndroid Build Coastguard Worker  ret i32 %tmp
31*9880d681SAndroid Build Coastguard Worker}
32*9880d681SAndroid Build Coastguard Worker
33*9880d681SAndroid Build Coastguard Worker; lower-bound of the immediate argument
34*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: ssat2
35*9880d681SAndroid Build Coastguard Workerdefine i32 @ssat2() nounwind {
36*9880d681SAndroid Build Coastguard Worker; CHECK: mov{{s?}} [[R0:.*]], #128
37*9880d681SAndroid Build Coastguard Worker; CHECK: ssat [[R1:.*]], #1, [[R0]]
38*9880d681SAndroid Build Coastguard Worker  %tmp = call i32 @llvm.arm.ssat(i32 128, i32 1)
39*9880d681SAndroid Build Coastguard Worker  ret i32 %tmp
40*9880d681SAndroid Build Coastguard Worker}
41*9880d681SAndroid Build Coastguard Worker
42*9880d681SAndroid Build Coastguard Worker; upper-bound of the immediate argument
43*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: usat1
44*9880d681SAndroid Build Coastguard Workerdefine i32 @usat1() nounwind {
45*9880d681SAndroid Build Coastguard Worker; CHECK: mov{{s?}} [[R0:.*]], #128
46*9880d681SAndroid Build Coastguard Worker; CHECK: usat [[R1:.*]], #31, [[R0]]
47*9880d681SAndroid Build Coastguard Worker  %tmp = call i32 @llvm.arm.usat(i32 128, i32 31)
48*9880d681SAndroid Build Coastguard Worker  ret i32 %tmp
49*9880d681SAndroid Build Coastguard Worker}
50*9880d681SAndroid Build Coastguard Worker
51*9880d681SAndroid Build Coastguard Worker; lower-bound of the immediate argument
52*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: usat2
53*9880d681SAndroid Build Coastguard Workerdefine i32 @usat2() nounwind {
54*9880d681SAndroid Build Coastguard Worker; CHECK: mov{{s?}} [[R0:.*]], #128
55*9880d681SAndroid Build Coastguard Worker; CHECK: usat [[R1:.*]], #0, [[R0]]
56*9880d681SAndroid Build Coastguard Worker  %tmp = call i32 @llvm.arm.usat(i32 128, i32 0)
57*9880d681SAndroid Build Coastguard Worker  ret i32 %tmp
58*9880d681SAndroid Build Coastguard Worker}
59*9880d681SAndroid Build Coastguard Worker
60*9880d681SAndroid Build Coastguard Workerdeclare i32 @llvm.arm.qadd(i32, i32) nounwind
61*9880d681SAndroid Build Coastguard Workerdeclare i32 @llvm.arm.qsub(i32, i32) nounwind
62*9880d681SAndroid Build Coastguard Workerdeclare i32 @llvm.arm.ssat(i32, i32) nounwind readnone
63*9880d681SAndroid Build Coastguard Workerdeclare i32 @llvm.arm.usat(i32, i32) nounwind readnone
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