xref: /aosp_15_r20/external/llvm/test/CodeGen/AArch64/arm64-fast-isel-addr-offset.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -O0 -fast-isel-abort=1 -verify-machineinstrs -mtriple=arm64-apple-darwin < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker@sortlist = common global [5001 x i32] zeroinitializer, align 16
4*9880d681SAndroid Build Coastguard Worker@sortlist2 = common global [5001 x i64] zeroinitializer, align 16
5*9880d681SAndroid Build Coastguard Worker
6*9880d681SAndroid Build Coastguard Worker; Load an address with an offset larget then LDR imm can handle
7*9880d681SAndroid Build Coastguard Workerdefine i32 @foo() nounwind {
8*9880d681SAndroid Build Coastguard Workerentry:
9*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @foo
10*9880d681SAndroid Build Coastguard Worker; CHECK: adrp x[[REG:[0-9]+]], _sortlist@GOTPAGE
11*9880d681SAndroid Build Coastguard Worker; CHECK: ldr x[[REG1:[0-9]+]], [x[[REG]], _sortlist@GOTPAGEOFF]
12*9880d681SAndroid Build Coastguard Worker; CHECK: mov x[[REG2:[0-9]+]], #20000
13*9880d681SAndroid Build Coastguard Worker; CHECK: add x[[REG3:[0-9]+]], x[[REG1]], x[[REG2]]
14*9880d681SAndroid Build Coastguard Worker; CHECK: ldr w0, [x[[REG3]]]
15*9880d681SAndroid Build Coastguard Worker; CHECK: ret
16*9880d681SAndroid Build Coastguard Worker  %0 = load i32, i32* getelementptr inbounds ([5001 x i32], [5001 x i32]* @sortlist, i32 0, i64 5000), align 4
17*9880d681SAndroid Build Coastguard Worker  ret i32 %0
18*9880d681SAndroid Build Coastguard Worker}
19*9880d681SAndroid Build Coastguard Worker
20*9880d681SAndroid Build Coastguard Workerdefine i64 @foo2() nounwind {
21*9880d681SAndroid Build Coastguard Workerentry:
22*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @foo2
23*9880d681SAndroid Build Coastguard Worker; CHECK: adrp x[[REG:[0-9]+]], _sortlist2@GOTPAGE
24*9880d681SAndroid Build Coastguard Worker; CHECK: ldr x[[REG1:[0-9]+]], [x[[REG]], _sortlist2@GOTPAGEOFF]
25*9880d681SAndroid Build Coastguard Worker; CHECK: mov x[[REG2:[0-9]+]], #40000
26*9880d681SAndroid Build Coastguard Worker; CHECK: add x[[REG3:[0-9]+]], x[[REG1]], x[[REG2]]
27*9880d681SAndroid Build Coastguard Worker; CHECK: ldr x0, [x[[REG3]]]
28*9880d681SAndroid Build Coastguard Worker; CHECK: ret
29*9880d681SAndroid Build Coastguard Worker  %0 = load i64, i64* getelementptr inbounds ([5001 x i64], [5001 x i64]* @sortlist2, i32 0, i64 5000), align 4
30*9880d681SAndroid Build Coastguard Worker  ret i64 %0
31*9880d681SAndroid Build Coastguard Worker}
32*9880d681SAndroid Build Coastguard Worker
33*9880d681SAndroid Build Coastguard Worker; Load an address with a ridiculously large offset.
34*9880d681SAndroid Build Coastguard Worker; rdar://12505553
35*9880d681SAndroid Build Coastguard Worker@pd2 = common global i8* null, align 8
36*9880d681SAndroid Build Coastguard Worker
37*9880d681SAndroid Build Coastguard Workerdefine signext i8 @foo3() nounwind ssp {
38*9880d681SAndroid Build Coastguard Workerentry:
39*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @foo3
40*9880d681SAndroid Build Coastguard Worker; CHECK: mov x[[REG:[0-9]+]], #12343736008704
41*9880d681SAndroid Build Coastguard Worker; CHECK: movk x[[REG]], #29646, lsl #16
42*9880d681SAndroid Build Coastguard Worker; CHECK: movk x[[REG]], #12274
43*9880d681SAndroid Build Coastguard Worker  %0 = load i8*, i8** @pd2, align 8
44*9880d681SAndroid Build Coastguard Worker  %arrayidx = getelementptr inbounds i8, i8* %0, i64 12345678901234
45*9880d681SAndroid Build Coastguard Worker  %1 = load i8, i8* %arrayidx, align 1
46*9880d681SAndroid Build Coastguard Worker  ret i8 %1
47*9880d681SAndroid Build Coastguard Worker}
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