xref: /llvm-project/llvm/test/CodeGen/X86/setcc-lowering.ll (revision e6bf48d11047e970cb24554a01b65b566d6b5d22)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -mtriple=x86_64-unknown-unknown -mattr=+avx  < %s | FileCheck %s --check-prefixes=AVX,AVX1
3; RUN: llc -mtriple=x86_64-unknown-unknown -mattr=+avx2 < %s | FileCheck %s --check-prefixes=AVX,AVX2
4; RUN: llc -mtriple=i386-unknown-linux-gnu -mcpu=knl < %s   | FileCheck %s --check-prefixes=AVX,KNL-32
5
6
7; Verify that we don't crash during codegen due to a wrong lowering
8; of a setcc node with illegal operand types and return type.
9
10define <8 x i16> @pr25080(<8 x i32> %a) nounwind {
11; AVX1-LABEL: pr25080:
12; AVX1:       # %bb.0: # %entry
13; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
14; AVX1-NEXT:    vpand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
15; AVX1-NEXT:    vpxor %xmm1, %xmm1, %xmm1
16; AVX1-NEXT:    vpcmpeqd %xmm1, %xmm0, %xmm0
17; AVX1-NEXT:    vpackssdw %xmm0, %xmm0, %xmm0
18; AVX1-NEXT:    vpor {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
19; AVX1-NEXT:    vzeroupper
20; AVX1-NEXT:    retq
21;
22; AVX2-LABEL: pr25080:
23; AVX2:       # %bb.0: # %entry
24; AVX2-NEXT:    vpbroadcastd {{.*#+}} xmm1 = [8388607,8388607,8388607,8388607]
25; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
26; AVX2-NEXT:    vpand %xmm1, %xmm0, %xmm0
27; AVX2-NEXT:    vpxor %xmm1, %xmm1, %xmm1
28; AVX2-NEXT:    vpcmpeqd %xmm1, %xmm0, %xmm0
29; AVX2-NEXT:    vpackssdw %xmm0, %xmm0, %xmm0
30; AVX2-NEXT:    vpor {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
31; AVX2-NEXT:    vzeroupper
32; AVX2-NEXT:    retq
33;
34; KNL-32-LABEL: pr25080:
35; KNL-32:       # %bb.0: # %entry
36; KNL-32-NEXT:    # kill: def $ymm0 killed $ymm0 def $zmm0
37; KNL-32-NEXT:    vptestnmd {{\.?LCPI[0-9]+_[0-9]+}}{1to16}, %zmm0, %k0
38; KNL-32-NEXT:    movb $15, %al
39; KNL-32-NEXT:    kmovw %eax, %k1
40; KNL-32-NEXT:    korw %k1, %k0, %k1
41; KNL-32-NEXT:    vpternlogd $255, %zmm0, %zmm0, %zmm0 {%k1} {z}
42; KNL-32-NEXT:    vpmovdw %zmm0, %ymm0
43; KNL-32-NEXT:    # kill: def $xmm0 killed $xmm0 killed $ymm0
44; KNL-32-NEXT:    retl
45entry:
46  %0 = trunc <8 x i32> %a to <8 x i23>
47  %1 = icmp eq <8 x i23> %0, zeroinitializer
48  %2 = or <8 x i1> %1, <i1 true, i1 true, i1 true, i1 true, i1 false, i1 false, i1 false, i1 false>
49  %3 = sext <8 x i1> %2 to <8 x i16>
50  ret <8 x i16> %3
51}
52
53define void @pr26232(i64 %a, <16 x i1> %b) nounwind {
54; AVX1-LABEL: pr26232:
55; AVX1:       # %bb.0: # %allocas
56; AVX1-NEXT:    vpxor %xmm1, %xmm1, %xmm1
57; AVX1-NEXT:    .p2align 4
58; AVX1-NEXT:  .LBB1_1: # %for_loop599
59; AVX1-NEXT:    # =>This Inner Loop Header: Depth=1
60; AVX1-NEXT:    cmpq $65536, %rdi # imm = 0x10000
61; AVX1-NEXT:    setl %al
62; AVX1-NEXT:    vmovd %eax, %xmm2
63; AVX1-NEXT:    vpshufb %xmm1, %xmm2, %xmm2
64; AVX1-NEXT:    vpand %xmm0, %xmm2, %xmm2
65; AVX1-NEXT:    vpsllw $7, %xmm2, %xmm2
66; AVX1-NEXT:    vpmovmskb %xmm2, %eax
67; AVX1-NEXT:    testl %eax, %eax
68; AVX1-NEXT:    jne .LBB1_1
69; AVX1-NEXT:  # %bb.2: # %for_exit600
70; AVX1-NEXT:    retq
71;
72; AVX2-LABEL: pr26232:
73; AVX2:       # %bb.0: # %allocas
74; AVX2-NEXT:    .p2align 4
75; AVX2-NEXT:  .LBB1_1: # %for_loop599
76; AVX2-NEXT:    # =>This Inner Loop Header: Depth=1
77; AVX2-NEXT:    cmpq $65536, %rdi # imm = 0x10000
78; AVX2-NEXT:    setl %al
79; AVX2-NEXT:    vmovd %eax, %xmm1
80; AVX2-NEXT:    vpbroadcastb %xmm1, %xmm1
81; AVX2-NEXT:    vpand %xmm0, %xmm1, %xmm1
82; AVX2-NEXT:    vpsllw $7, %xmm1, %xmm1
83; AVX2-NEXT:    vpmovmskb %xmm1, %eax
84; AVX2-NEXT:    testl %eax, %eax
85; AVX2-NEXT:    jne .LBB1_1
86; AVX2-NEXT:  # %bb.2: # %for_exit600
87; AVX2-NEXT:    retq
88;
89; KNL-32-LABEL: pr26232:
90; KNL-32:       # %bb.0: # %allocas
91; KNL-32-NEXT:    vpmovsxbd %xmm0, %zmm0
92; KNL-32-NEXT:    vpslld $31, %zmm0, %zmm0
93; KNL-32-NEXT:    vptestmd %zmm0, %zmm0, %k0
94; KNL-32-NEXT:    movl {{[0-9]+}}(%esp), %eax
95; KNL-32-NEXT:    movl {{[0-9]+}}(%esp), %ecx
96; KNL-32-NEXT:    .p2align 4
97; KNL-32-NEXT:  .LBB1_1: # %for_loop599
98; KNL-32-NEXT:    # =>This Inner Loop Header: Depth=1
99; KNL-32-NEXT:    cmpl $65536, %ecx # imm = 0x10000
100; KNL-32-NEXT:    movl %eax, %edx
101; KNL-32-NEXT:    sbbl $0, %edx
102; KNL-32-NEXT:    setl %dl
103; KNL-32-NEXT:    movzbl %dl, %edx
104; KNL-32-NEXT:    negl %edx
105; KNL-32-NEXT:    kmovw %edx, %k1
106; KNL-32-NEXT:    kandw %k0, %k1, %k1
107; KNL-32-NEXT:    kortestw %k1, %k1
108; KNL-32-NEXT:    jne .LBB1_1
109; KNL-32-NEXT:  # %bb.2: # %for_exit600
110; KNL-32-NEXT:    retl
111allocas:
112  br label %for_test11.preheader
113
114for_test11.preheader:                             ; preds = %for_test11.preheader, %allocas
115  br i1 undef, label %for_loop599, label %for_test11.preheader
116
117for_loop599:                                      ; preds = %for_loop599, %for_test11.preheader
118  %less_i_load605_ = icmp slt i64 %a, 65536
119  %less_i_load605__broadcast_init = insertelement <16 x i1> undef, i1 %less_i_load605_, i32 0
120  %less_i_load605__broadcast = shufflevector <16 x i1> %less_i_load605__broadcast_init, <16 x i1> undef, <16 x i32> zeroinitializer
121  %"oldMask&test607" = and <16 x i1> %less_i_load605__broadcast, %b
122  %intmask.i894 = bitcast <16 x i1> %"oldMask&test607" to i16
123  %res.i895 = icmp eq i16 %intmask.i894, 0
124  br i1 %res.i895, label %for_exit600, label %for_loop599
125
126for_exit600:                                      ; preds = %for_loop599
127  ret void
128}
129
130define <4 x i32> @pcmpgt(<4 x i8> %x) nounwind {
131; AVX-LABEL: pcmpgt:
132; AVX:       # %bb.0:
133; AVX-NEXT:    vpmovzxbd {{.*#+}} xmm0 = xmm0[0],zero,zero,zero,xmm0[1],zero,zero,zero,xmm0[2],zero,zero,zero,xmm0[3],zero,zero,zero
134; AVX-NEXT:    vpxor %xmm1, %xmm1, %xmm1
135; AVX-NEXT:    vpcmpgtd %xmm1, %xmm0, %xmm0
136; AVX-NEXT:    ret{{[l|q]}}
137  %zext = zext <4 x i8> %x to <4 x i32>
138  %icmp = icmp ne <4 x i32> %zext, zeroinitializer
139  %sext = sext <4 x i1> %icmp to <4 x i32>
140  ret <4 x i32> %sext
141}
142