1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse2,+bmi | FileCheck %s --check-prefixes=CHECK,X32
3; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse2,+bmi | FileCheck %s --check-prefixes=CHECK,X64
4
5declare i32 @llvm.x86.bmi.bextr.32(i32, i32)
6
7define i32 @bextr_zero_length(i32 %x, i32 %y) {
8; CHECK-LABEL: bextr_zero_length:
9; CHECK:       # %bb.0:
10; CHECK-NEXT:    xorl %eax, %eax
11; CHECK-NEXT:    ret{{[l|q]}}
12  %1 = and i32 %y, 255
13  %2 = tail call i32 @llvm.x86.bmi.bextr.32(i32 %x, i32 %1)
14  ret i32 %2
15}
16
17define i32 @bextr_big_shift(i32 %x, i32 %y) {
18; X32-LABEL: bextr_big_shift:
19; X32:       # %bb.0:
20; X32-NEXT:    movl $255, %eax
21; X32-NEXT:    orl {{[0-9]+}}(%esp), %eax
22; X32-NEXT:    bextrl %eax, {{[0-9]+}}(%esp), %eax
23; X32-NEXT:    retl
24;
25; X64-LABEL: bextr_big_shift:
26; X64:       # %bb.0:
27; X64-NEXT:    orl $255, %esi
28; X64-NEXT:    bextrl %esi, %edi, %eax
29; X64-NEXT:    retq
30  %1 = or i32 %y, 255
31  %2 = tail call i32 @llvm.x86.bmi.bextr.32(i32 %x, i32 %1)
32  ret i32 %2
33}
34
35define float @bextr_uitofp(i32 %x, i32 %y) {
36; X32-LABEL: bextr_uitofp:
37; X32:       # %bb.0:
38; X32-NEXT:    pushl %eax
39; X32-NEXT:    .cfi_def_cfa_offset 8
40; X32-NEXT:    movl $3855, %eax # imm = 0xF0F
41; X32-NEXT:    bextrl %eax, {{[0-9]+}}(%esp), %eax
42; X32-NEXT:    movd %eax, %xmm0
43; X32-NEXT:    por {{\.LCPI.*}}, %xmm0
44; X32-NEXT:    subsd {{\.LCPI.*}}, %xmm0
45; X32-NEXT:    cvtsd2ss %xmm0, %xmm0
46; X32-NEXT:    movss %xmm0, (%esp)
47; X32-NEXT:    flds (%esp)
48; X32-NEXT:    popl %eax
49; X32-NEXT:    .cfi_def_cfa_offset 4
50; X32-NEXT:    retl
51;
52; X64-LABEL: bextr_uitofp:
53; X64:       # %bb.0:
54; X64-NEXT:    movl $3855, %eax # imm = 0xF0F
55; X64-NEXT:    bextrl %eax, %edi, %eax
56; X64-NEXT:    cvtsi2ss %eax, %xmm0
57; X64-NEXT:    retq
58  %1 = tail call i32 @llvm.x86.bmi.bextr.32(i32 %x, i32 3855)
59  %2 = uitofp i32 %1 to float
60  ret float %2
61}
62