xref: /llvm-project/llvm/test/Transforms/GlobalOpt/globalsra-opaque-ptr.ll (revision d10b76552f919ddb84347ab03908a55804ea6b8a)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals
2; RUN: opt -S -passes=globalopt < %s | FileCheck %s
3
4; Global SRA should not be performed here (or at least not naively), as
5; offset 4 is accessed as both i32 and i64.
6
7%T = type { i32, i32, i32, i32 }
8@g = internal global %T zeroinitializer
9
10;.
11; CHECK: @g = internal unnamed_addr global %T zeroinitializer
12;.
13define void @test1() {
14; CHECK-LABEL: @test1(
15; CHECK-NEXT:    store i32 1, ptr getelementptr ([[T:%.*]], ptr @g, i64 0, i32 1), align 4
16; CHECK-NEXT:    store i32 2, ptr getelementptr ([[T]], ptr @g, i64 0, i32 2), align 4
17; CHECK-NEXT:    ret void
18;
19  store i32 1, ptr getelementptr (%T, ptr @g, i64 0, i32 1)
20  store i32 2, ptr getelementptr (%T, ptr @g, i64 0, i32 2)
21  ret void
22}
23
24define i32 @load1() {
25; CHECK-LABEL: @load1(
26; CHECK-NEXT:    [[V:%.*]] = load i32, ptr getelementptr ([[T:%.*]], ptr @g, i64 0, i32 1), align 4
27; CHECK-NEXT:    ret i32 [[V]]
28;
29  %v = load i32, ptr getelementptr (%T, ptr @g, i64 0, i32 1)
30  ret i32 %v
31}
32
33define i64 @load2() {
34; CHECK-LABEL: @load2(
35; CHECK-NEXT:    [[V:%.*]] = load i64, ptr getelementptr ([[T:%.*]], ptr @g, i64 0, i32 2), align 4
36; CHECK-NEXT:    ret i64 [[V]]
37;
38  %v = load i64, ptr getelementptr (%T, ptr @g, i64 0, i32 2)
39  ret i64 %v
40}
41