• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu -O2 \
2; RUN:   -ppc-gpr-icmps=all -ppc-asm-full-reg-names -mcpu=pwr8 < %s | FileCheck %s \
3; RUN:  --implicit-check-not cmpw --implicit-check-not cmpd --implicit-check-not cmpl
4; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu -O2 \
5; RUN:   -ppc-gpr-icmps=all -ppc-asm-full-reg-names -mcpu=pwr8 < %s | FileCheck %s \
6; RUN:  --implicit-check-not cmpw --implicit-check-not cmpd --implicit-check-not cmpl
7
8@glob = common local_unnamed_addr global i8 0, align 1
9
10; Function Attrs: norecurse nounwind readnone
11define signext i32 @test_ileuc(i8 zeroext %a, i8 zeroext %b) {
12entry:
13  %cmp = icmp ule i8 %a, %b
14  %conv2 = zext i1 %cmp to i32
15  ret i32 %conv2
16; CHECK-LABEL: test_ileuc:
17; CHECK: sub [[REG1:r[0-9]+]], r4, r3
18; CHECK-NEXT: rldicl [[REG2:r[0-9]+]], [[REG1]], 1, 63
19; CHECK-NEXT: xori r3, [[REG2]], 1
20; CHECK: blr
21}
22
23; Function Attrs: norecurse nounwind readnone
24define signext i32 @test_ileuc_sext(i8 zeroext %a, i8 zeroext %b) {
25entry:
26  %cmp = icmp ule i8 %a, %b
27  %sub = sext i1 %cmp to i32
28  ret i32 %sub
29; CHECK-LABEL: @test_ileuc_sext
30; CHECK: sub [[REG1:r[0-9]+]], r4, r3
31; CHECK-NEXT: rldicl [[REG2:r[0-9]+]], [[REG1]], 1, 63
32; CHECK-NEXT: addi [[REG3:r[0-9]+]], [[REG2]], -1
33; CHECK-NEXT: blr
34}
35
36; Function Attrs: norecurse nounwind readnone
37define signext i32 @test_ileuc_z(i8 zeroext %a) {
38entry:
39  %cmp = icmp eq i8 %a, 0
40  %conv1 = zext i1 %cmp to i32
41  ret i32 %conv1
42; CHECK-LABEL: test_ileuc_z:
43; CHECK: cntlzw [[REG1:r[0-9]+]], r3
44; CHECK: srwi r3, [[REG1]], 5
45; CHECK: blr
46}
47
48; Function Attrs: norecurse nounwind readnone
49define signext i32 @test_ileuc_sext_z(i8 zeroext %a) {
50entry:
51  %cmp = icmp ule i8 %a, 0
52  %sub = sext i1 %cmp to i32
53  ret i32 %sub
54; CHECK-LABEL: @test_ileuc_sext_z
55; CHECK: cntlzw [[REG1:r[0-9]+]], r3
56; CHECK-NEXT: srwi [[REG2:r[0-9]+]], [[REG1]], 5
57; CHECK-NEXT: neg r3, [[REG2]]
58; CHECK-NEXT: blr
59}
60
61; Function Attrs: norecurse nounwind
62define void @test_ileuc_store(i8 zeroext %a, i8 zeroext %b) {
63entry:
64  %cmp = icmp ule i8 %a, %b
65  %conv3 = zext i1 %cmp to i8
66  store i8 %conv3, i8* @glob
67  ret void
68; CHECK-LABEL: test_ileuc_store:
69; CHECK: sub [[REG1:r[0-9]+]], r4, r3
70; CHECK: rldicl [[REG2:r[0-9]+]], [[REG1]], 1, 63
71; CHECK: xori {{r[0-9]+}}, [[REG2]], 1
72; CHECK: blr
73}
74
75; Function Attrs: norecurse nounwind
76define void @test_ileuc_sext_store(i8 zeroext %a, i8 zeroext %b) {
77entry:
78  %cmp = icmp ule i8 %a, %b
79  %conv3 = sext i1 %cmp to i8
80  store i8 %conv3, i8* @glob
81  ret void
82; CHECK-LABEL: @test_ileuc_sext_store
83; CHECK: sub [[REG1:r[0-9]+]], r4, r3
84; CHECK: rldicl [[REG2:r[0-9]+]], [[REG1]], 1, 63
85; CHECK: addi [[REG3:r[0-9]+]], [[REG2]], -1
86; CHECK: stb  [[REG3]]
87; CHECK: blr
88}
89
90; Function Attrs: norecurse nounwind
91define void @test_ileuc_z_store(i8 zeroext %a) {
92entry:
93  %cmp = icmp eq i8 %a, 0
94  %conv2 = zext i1 %cmp to i8
95  store i8 %conv2, i8* @glob
96  ret void
97; CHECK-LABEL: test_ileuc_z_store:
98; CHECK: cntlzw [[REG1:r[0-9]+]], r3
99; CHECK: srwi {{r[0-9]+}}, [[REG1]], 5
100; CHECK: blr
101}
102
103; Function Attrs: norecurse nounwind
104define void @test_ileuc_sext_z_store(i8 zeroext %a) {
105entry:
106  %cmp = icmp eq i8 %a, 0
107  %conv2 = sext i1 %cmp to i8
108  store i8 %conv2, i8* @glob
109  ret void
110; CHECK-LABEL: @test_ileuc_sext_z_store
111; CHECK: cntlzw [[REG1:r[0-9]+]], r3
112; CHECK: srwi [[REG2:r[0-9]+]], [[REG1]], 5
113; CHECK: neg [[REG3:r[0-9]+]], [[REG2]]
114; CHECK: stb [[REG3]]
115; CHECK: blr
116}
117
118