xref: /llvm-project/llvm/test/CodeGen/PowerPC/select-cc-no-isel.ll (revision d1924f0474b65fe3189ffd658a12f452e4696c28)
1; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 4
2; RUN: llc -verify-machineinstrs -simplify-mir -mtriple=powerpc64-ibm-aix \
3; RUN:   -mcpu=pwr7 -stop-after=finalize-isel %s -o - | FileCheck %s
4; RUN: llc -verify-machineinstrs -simplify-mir -mtriple=powerpc-ibm-aix \
5; RUN:   -mcpu=pwr7 -stop-after=finalize-isel %s -o - | FileCheck --check-prefix=CHECK-32 %s
6
7define signext i32 @foo(ptr nocapture noundef %dummy) #0 {
8  ; CHECK-LABEL: name: foo
9  ; CHECK: bb.0.entry:
10  ; CHECK-NEXT:   successors: %bb.1, %bb.2
11  ; CHECK-NEXT:   liveins: $x3
12  ; CHECK-NEXT: {{  $}}
13  ; CHECK-NEXT:   [[COPY:%[0-9]+]]:g8rc_and_g8rc_nox0 = COPY $x3
14  ; CHECK-NEXT:   [[LWZ:%[0-9]+]]:gprc_and_gprc_nor0 = LWZ 0, [[COPY]] :: (load (s32) from %ir.dummy)
15  ; CHECK-NEXT:   [[ADDI:%[0-9]+]]:gprc_and_gprc_nor0 = nsw ADDI [[LWZ]], 1
16  ; CHECK-NEXT:   [[CMPWI:%[0-9]+]]:crrc = CMPWI [[LWZ]], 750
17  ; CHECK-NEXT:   [[LI:%[0-9]+]]:gprc_and_gprc_nor0 = LI 1
18  ; CHECK-NEXT:   BCC 12, [[CMPWI]], %bb.2
19  ; CHECK-NEXT: {{  $}}
20  ; CHECK-NEXT: bb.1.entry:
21  ; CHECK-NEXT: {{  $}}
22  ; CHECK-NEXT: bb.2.entry:
23  ; CHECK-NEXT:   [[PHI:%[0-9]+]]:gprc = PHI [[LI]], %bb.1, [[ADDI]], %bb.0
24  ; CHECK-NEXT:   STW killed [[PHI]], 0, [[COPY]] :: (store (s32) into %ir.dummy)
25  ; CHECK-NEXT:   [[LI8_:%[0-9]+]]:g8rc = LI8 0
26  ; CHECK-NEXT:   $x3 = COPY [[LI8_]]
27  ; CHECK-NEXT:   BLR8 implicit $lr8, implicit $rm, implicit $x3
28  ;
29  ; CHECK-32-LABEL: name: foo
30  ; CHECK-32: bb.0.entry:
31  ; CHECK-32-NEXT:   successors: %bb.1, %bb.2
32  ; CHECK-32-NEXT:   liveins: $r3
33  ; CHECK-32-NEXT: {{  $}}
34  ; CHECK-32-NEXT:   [[COPY:%[0-9]+]]:gprc_and_gprc_nor0 = COPY $r3
35  ; CHECK-32-NEXT:   [[LWZ:%[0-9]+]]:gprc_and_gprc_nor0 = LWZ 0, [[COPY]] :: (load (s32) from %ir.dummy)
36  ; CHECK-32-NEXT:   [[ADDI:%[0-9]+]]:gprc_and_gprc_nor0 = nsw ADDI [[LWZ]], 1
37  ; CHECK-32-NEXT:   [[CMPWI:%[0-9]+]]:crrc = CMPWI [[LWZ]], 750
38  ; CHECK-32-NEXT:   [[LI:%[0-9]+]]:gprc_and_gprc_nor0 = LI 1
39  ; CHECK-32-NEXT:   BCC 12, [[CMPWI]], %bb.2
40  ; CHECK-32-NEXT: {{  $}}
41  ; CHECK-32-NEXT: bb.1.entry:
42  ; CHECK-32-NEXT: {{  $}}
43  ; CHECK-32-NEXT: bb.2.entry:
44  ; CHECK-32-NEXT:   [[PHI:%[0-9]+]]:gprc = PHI [[LI]], %bb.1, [[ADDI]], %bb.0
45  ; CHECK-32-NEXT:   STW killed [[PHI]], 0, [[COPY]] :: (store (s32) into %ir.dummy)
46  ; CHECK-32-NEXT:   [[LI1:%[0-9]+]]:gprc = LI 0
47  ; CHECK-32-NEXT:   $r3 = COPY [[LI1]]
48  ; CHECK-32-NEXT:   BLR implicit $lr, implicit $rm, implicit $r3
49entry:
50  %0 = load i32, ptr %dummy, align 4
51  %cmp = icmp slt i32 %0, 750
52  %inc = add nsw i32 %0, 1
53  %storemerge = select i1 %cmp, i32 %inc, i32 1
54  store i32 %storemerge, ptr %dummy, align 4
55  ret i32 0
56}
57
58attributes #0 = { "target-features"="-isel" }
59