xref: /llvm-project/llvm/test/Transforms/IROutliner/illegal-memset.ll (revision f4b925ee7078f058602fd323e25f45f1ae91ca34)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -S -passes=verify,iroutliner -ir-outlining-no-cost -no-ir-sim-intrinsics < %s | FileCheck %s
3
4; This test checks that we do not outline memset intrinsics since it requires
5; extra address space checks.
6
7declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i32, i1)
8
9define i64 @function1(i64 %x, i64 %z, i64 %n) {
10; CHECK-LABEL: @function1(
11; CHECK-NEXT:  entry:
12; CHECK-NEXT:    [[POOL:%.*]] = alloca [59 x i64], align 4
13; CHECK-NEXT:    call void @llvm.memset.p0.i64(ptr nonnull align 4 [[POOL]], i8 0, i64 236, i1 false)
14; CHECK-NEXT:    call void @outlined_ir_func_0(i64 [[N:%.*]], i64 [[X:%.*]], i64 [[Z:%.*]])
15; CHECK-NEXT:    ret i64 0
16;
17entry:
18  %pool = alloca [59 x i64], align 4
19  call void @llvm.memset.p0.i64(ptr nonnull %pool, i8 0, i64 236, i32 4, i1 false)
20  %cmp3 = icmp eq i64 %n, 0
21  %a = add i64 %x, %z
22  %c = add i64 %x, %z
23  ret i64 0
24}
25
26define i64 @function2(i64 %x, i64 %z, i64 %n) {
27; CHECK-LABEL: @function2(
28; CHECK-NEXT:  entry:
29; CHECK-NEXT:    [[POOL:%.*]] = alloca [59 x i64], align 4
30; CHECK-NEXT:    call void @llvm.memset.p0.i64(ptr nonnull align 4 [[POOL]], i8 0, i64 236, i1 false)
31; CHECK-NEXT:    call void @outlined_ir_func_0(i64 [[N:%.*]], i64 [[X:%.*]], i64 [[Z:%.*]])
32; CHECK-NEXT:    ret i64 0
33;
34entry:
35  %pool = alloca [59 x i64], align 4
36  call void @llvm.memset.p0.i64(ptr nonnull %pool, i8 0, i64 236, i32 4, i1 false)
37  %cmp3 = icmp eq i64 %n, 0
38  %a = add i64 %x, %z
39  %c = add i64 %x, %z
40  ret i64 0
41}
42