xref: /llvm-project/llvm/test/Transforms/RewriteStatepointsForGC/base-pointers-13.ll (revision f01a3a893c147c1594b9a3fbd817456b209dabbf)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt < %s -passes=rewrite-statepoints-for-gc -S 2>&1 | FileCheck %s
3
4@global = external addrspace(1) global i8
5
6define i8 @test(i64 %offset) gc "statepoint-example" {
7; CHECK-LABEL: @test(
8; CHECK-NEXT:    [[DERIVED:%.*]] = getelementptr i8, ptr addrspace(1) @global, i64 [[OFFSET:%.*]]
9; CHECK-NEXT:    [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @extern, i32 0, i32 0, i32 0, i32 0)
10; CHECK-NEXT:    [[LOAD:%.*]] = load i8, ptr addrspace(1) [[DERIVED]], align 1
11; CHECK-NEXT:    ret i8 [[LOAD]]
12;
13  %derived = getelementptr i8, ptr addrspace(1) @global, i64 %offset
14  call void @extern()
15  %load = load i8, ptr addrspace(1) %derived
16  ret i8 %load
17}
18
19declare void @extern() gc "statepoint-example"
20
21declare token @llvm.experimental.gc.statepoint.p0(i64, i32, ptr, i32, i32, ...)
22