xref: /llvm-project/llvm/test/CodeGen/ARM/and-cmpz-to-shift.ll (revision e0ed0333f0fed2e73f805afd58b61176a87aa3ad)
1*e0ed0333SSergei Barannikov; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
2*e0ed0333SSergei Barannikov; RUN: llc -mtriple=thumbv6m %s -o - | FileCheck %s --check-prefix=T1
3*e0ed0333SSergei Barannikov; RUN: llc -mtriple=thumbv7m %s -o - | FileCheck %s --check-prefix=T2
4*e0ed0333SSergei Barannikov
5*e0ed0333SSergei Barannikovdefine void @test(i32 %x, i32 %a, i32 %b, i32 %c, i32 %d, ptr %p1, ptr %p2) {
6*e0ed0333SSergei Barannikov; T1-LABEL: test:
7*e0ed0333SSergei Barannikov; T1:       @ %bb.0:
8*e0ed0333SSergei Barannikov; T1-NEXT:    push {r4, lr}
9*e0ed0333SSergei Barannikov; T1-NEXT:    movs r4, #1
10*e0ed0333SSergei Barannikov; T1-NEXT:    lsls r4, r4, #24
11*e0ed0333SSergei Barannikov; T1-NEXT:    tst r0, r4
12*e0ed0333SSergei Barannikov; T1-NEXT:    beq .LBB0_2
13*e0ed0333SSergei Barannikov; T1-NEXT:  @ %bb.1:
14*e0ed0333SSergei Barannikov; T1-NEXT:    mov r1, r2
15*e0ed0333SSergei Barannikov; T1-NEXT:  .LBB0_2:
16*e0ed0333SSergei Barannikov; T1-NEXT:    ldr r0, [sp, #12]
17*e0ed0333SSergei Barannikov; T1-NEXT:    str r1, [r0]
18*e0ed0333SSergei Barannikov; T1-NEXT:    beq .LBB0_4
19*e0ed0333SSergei Barannikov; T1-NEXT:  @ %bb.3:
20*e0ed0333SSergei Barannikov; T1-NEXT:    ldr r3, [sp, #8]
21*e0ed0333SSergei Barannikov; T1-NEXT:  .LBB0_4:
22*e0ed0333SSergei Barannikov; T1-NEXT:    ldr r0, [sp, #16]
23*e0ed0333SSergei Barannikov; T1-NEXT:    str r3, [r0]
24*e0ed0333SSergei Barannikov; T1-NEXT:    pop {r4, pc}
25*e0ed0333SSergei Barannikov;
26*e0ed0333SSergei Barannikov; T2-LABEL: test:
27*e0ed0333SSergei Barannikov; T2:       @ %bb.0:
28*e0ed0333SSergei Barannikov; T2-NEXT:    tst.w r0, #16777216
29*e0ed0333SSergei Barannikov; T2-NEXT:    ldr r0, [sp, #4]
30*e0ed0333SSergei Barannikov; T2-NEXT:    it ne
31*e0ed0333SSergei Barannikov; T2-NEXT:    movne r1, r2
32*e0ed0333SSergei Barannikov; T2-NEXT:    str r1, [r0]
33*e0ed0333SSergei Barannikov; T2-NEXT:    ldr r1, [sp, #8]
34*e0ed0333SSergei Barannikov; T2-NEXT:    ldr r0, [sp]
35*e0ed0333SSergei Barannikov; T2-NEXT:    it eq
36*e0ed0333SSergei Barannikov; T2-NEXT:    moveq r0, r3
37*e0ed0333SSergei Barannikov; T2-NEXT:    str r0, [r1]
38*e0ed0333SSergei Barannikov; T2-NEXT:    bx lr
39*e0ed0333SSergei Barannikov  %and = and i32 %x, u0x1000000
40*e0ed0333SSergei Barannikov  %cmp = icmp eq i32 %and, 0
41*e0ed0333SSergei Barannikov  %sel1 = select i1 %cmp, i32 %a, i32 %b
42*e0ed0333SSergei Barannikov  %sel2 = select i1 %cmp, i32 %c, i32 %d
43*e0ed0333SSergei Barannikov  store i32 %sel1, ptr %p1, align 4
44*e0ed0333SSergei Barannikov  store i32 %sel2, ptr %p2, align 4
45*e0ed0333SSergei Barannikov  ret void
46*e0ed0333SSergei Barannikov}
47