xref: /llvm-project/llvm/test/CodeGen/X86/absolute-bit-mask-fastisel.ll (revision 2f448bf509432c1a19ec46ab8cbc7353c03c6280)
1; RUN: llc < %s | FileCheck %s
2; RUN: llc -relocation-model=pic < %s | FileCheck %s
3
4; Regression test for PR38200
5
6target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
7target triple = "x86_64-unknown-linux-gnu"
8
9@bit_mask8 = external hidden global i8, !absolute_symbol !0
10
11declare void @f()
12
13define void @foo8(ptr %ptr) noinline optnone {
14  %load = load i8, ptr %ptr
15  ; CHECK: movl $bit_mask8, %ecx
16  %and = and i8 %load, ptrtoint (ptr @bit_mask8 to i8)
17  %icmp = icmp eq i8 %and, 0
18  br i1 %icmp, label %t, label %f
19
20t:
21  call void @f()
22  ret void
23
24f:
25  ret void
26}
27
28!0 = !{i64 0, i64 256}
29