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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 3
; RUN: llc < %s -mtriple=x86_64-- | FileCheck %s
@a = dso_local local_unnamed_addr global i16 0, align 2
@c = internal unnamed_addr global i1 false, align 1
@b = dso_local local_unnamed_addr global i8 0, align 1
@d = dso_local local_unnamed_addr global i32 0, align 4
@e = dso_local local_unnamed_addr global i64 0, align 8
define i32 @PR65895() {
; CHECK-LABEL: PR65895:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: movb $2, %al
; CHECK-NEXT: subb c(%rip), %al
; CHECK-NEXT: cmpw $0, a(%rip)
; CHECK-NEXT: je .LBB0_3
; CHECK-NEXT: # %bb.1: # %for.body.lr.ph
; CHECK-NEXT: movb %al, b(%rip)
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB0_2: # %for.body
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: jmp .LBB0_2
; CHECK-NEXT: .LBB0_3: # %for.end
; CHECK-NEXT: addb $-3, %al
; CHECK-NEXT: movsbl %al, %eax
; CHECK-NEXT: movl %eax, d(%rip)
; CHECK-NEXT: leal 247(%rax,%rax,2), %eax
; CHECK-NEXT: movb $1, c(%rip)
; CHECK-NEXT: movsbq %al, %rax
; CHECK-NEXT: movq %rax, e(%rip)
; CHECK-NEXT: xorl %eax, %eax
; CHECK-NEXT: retq
entry:
%.pr = load i16, ptr @a, align 2
%tobool.not = icmp eq i16 %.pr, 0
%.b = load i1, ptr @c, align 1
%0 = select i1 %.b, i8 1, i8 2
br i1 %tobool.not, label %for.end, label %for.body.lr.ph
for.body.lr.ph:
store i8 %0, ptr @b, align 1
br label %for.body
for.body:
br label %for.body
for.end:
%sub = add nsw i8 %0, -3
%conv2 = sext i8 %sub to i32
store i32 %conv2, ptr @d, align 4
%add = shl nsw i32 %conv2, 1
%sub7 = add nsw i32 %conv2, 247
%add8 = add nsw i32 %sub7, %add
%conv9 = zext i32 %add8 to i64
store i1 true, ptr @c, align 1
%sext = shl i64 %conv9, 56
%conv11 = ashr exact i64 %sext, 56
store i64 %conv11, ptr @e, align 8
ret i32 0
}
declare void @bar(i32)
define void @foo(i8 %arg) nounwind {
; CHECK-LABEL: foo:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: pushq %rax
; CHECK-NEXT: addb $-109, %dil
; CHECK-NEXT: movsbl %dil, %eax
; CHECK-NEXT: leal 1(%rax,%rax,2), %edi
; CHECK-NEXT: callq bar@PLT
; CHECK-NEXT: popq %rax
; CHECK-NEXT: retq
entry:
%0 = add nsw i8 %arg, -109
%1 = sext i8 %0 to i32
%reassoc = shl i32 %1, 1
%2 = add i32 %1, 1
%3 = add i32 %2, %reassoc
call void @bar(i32 %3)
ret void
}
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