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1; RUN: llc < %s -O0 -fast-isel-abort -mtriple=arm64-apple-darwin | FileCheck %s
2
3; Test load/store of global value from global offset table.
4@seed = common global i64 0, align 8
5
6define void @Initrand() nounwind {
7entry:
8; CHECK: @Initrand
9; CHECK: adrp x[[REG:[0-9]+]], _seed@GOTPAGE
10; CHECK: ldr x[[REG2:[0-9]+]], [x[[REG]], _seed@GOTPAGEOFF]
11; CHECK: str x{{[0-9]+}}, [x[[REG2]]]
12  store i64 74755, i64* @seed, align 8
13  ret void
14}
15
16define i32 @Rand() nounwind {
17entry:
18; CHECK: @Rand
19; CHECK: adrp x[[REG:[0-9]+]], _seed@GOTPAGE
20; CHECK: ldr x[[REG2:[0-9]+]], [x[[REG]], _seed@GOTPAGEOFF]
21; CHECK: movz x[[REG3:[0-9]+]], #0x51d
22; CHECK: ldr x[[REG4:[0-9]+]], [x[[REG2]]]
23; CHECK: mul x[[REG5:[0-9]+]], x[[REG4]], x[[REG3]]
24; CHECK: movz x[[REG6:[0-9]+]], #0x3619
25; CHECK: add x[[REG7:[0-9]+]], x[[REG5]], x[[REG6]]
26; CHECK: orr x[[REG8:[0-9]+]], xzr, #0xffff
27; CHECK: and x[[REG9:[0-9]+]], x[[REG7]], x[[REG8]]
28; CHECK: str x[[REG9]], [x[[REG]]]
29; CHECK: ldr x{{[0-9]+}}, [x[[REG]]]
30  %0 = load i64* @seed, align 8
31  %mul = mul nsw i64 %0, 1309
32  %add = add nsw i64 %mul, 13849
33  %and = and i64 %add, 65535
34  store i64 %and, i64* @seed, align 8
35  %1 = load i64* @seed, align 8
36  %conv = trunc i64 %1 to i32
37  ret i32 %conv
38}
39