1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 3
2 ; RUN: llc < %s -mtriple=x86_64-- | FileCheck %s
4 @a = dso_local local_unnamed_addr global i16 0, align 2
5 @c = internal unnamed_addr global i1 false, align 1
6 @b = dso_local local_unnamed_addr global i8 0, align 1
7 @d = dso_local local_unnamed_addr global i32 0, align 4
8 @e = dso_local local_unnamed_addr global i64 0, align 8
10 define i32 @PR65895() {
11 ; CHECK-LABEL: PR65895:
12 ; CHECK: # %bb.0: # %entry
13 ; CHECK-NEXT: movb $2, %al
14 ; CHECK-NEXT: subb c(%rip), %al
15 ; CHECK-NEXT: cmpw $0, a(%rip)
16 ; CHECK-NEXT: je .LBB0_3
17 ; CHECK-NEXT: # %bb.1: # %for.body.lr.ph
18 ; CHECK-NEXT: movb %al, b(%rip)
19 ; CHECK-NEXT: .p2align 4
20 ; CHECK-NEXT: .LBB0_2: # %for.body
21 ; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
22 ; CHECK-NEXT: jmp .LBB0_2
23 ; CHECK-NEXT: .LBB0_3: # %for.end
24 ; CHECK-NEXT: addb $-3, %al
25 ; CHECK-NEXT: movsbl %al, %eax
26 ; CHECK-NEXT: movl %eax, d(%rip)
27 ; CHECK-NEXT: leal 247(%rax,%rax,2), %eax
28 ; CHECK-NEXT: movb $1, c(%rip)
29 ; CHECK-NEXT: movsbq %al, %rax
30 ; CHECK-NEXT: movq %rax, e(%rip)
31 ; CHECK-NEXT: xorl %eax, %eax
34 %.pr = load i16, ptr @a, align 2
35 %tobool.not = icmp eq i16 %.pr, 0
36 %.b = load i1, ptr @c, align 1
37 %0 = select i1 %.b, i8 1, i8 2
38 br i1 %tobool.not, label %for.end, label %for.body.lr.ph
41 store i8 %0, ptr @b, align 1
48 %sub = add nsw i8 %0, -3
49 %conv2 = sext i8 %sub to i32
50 store i32 %conv2, ptr @d, align 4
51 %add = shl nsw i32 %conv2, 1
52 %sub7 = add nsw i32 %conv2, 247
53 %add8 = add nsw i32 %sub7, %add
54 %conv9 = zext i32 %add8 to i64
55 store i1 true, ptr @c, align 1
56 %sext = shl i64 %conv9, 56
57 %conv11 = ashr exact i64 %sext, 56
58 store i64 %conv11, ptr @e, align 8
62 declare void @bar(i32)
63 define void @foo(i8 %arg) nounwind {
65 ; CHECK: # %bb.0: # %entry
66 ; CHECK-NEXT: pushq %rax
67 ; CHECK-NEXT: addb $-109, %dil
68 ; CHECK-NEXT: movsbl %dil, %eax
69 ; CHECK-NEXT: leal 1(%rax,%rax,2), %edi
70 ; CHECK-NEXT: callq bar@PLT
71 ; CHECK-NEXT: popq %rax
74 %0 = add nsw i8 %arg, -109
75 %1 = sext i8 %0 to i32
76 %reassoc = shl i32 %1, 1
78 %3 = add i32 %2, %reassoc
79 call void @bar(i32 %3)