xref: /aosp_15_r20/external/llvm/test/CodeGen/AArch64/arm64-strict-align.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=arm64-apple-darwin | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=arm64-apple-darwin -mattr=+strict-align | FileCheck %s --check-prefix=CHECK-STRICT
3*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=arm64-apple-darwin -mattr=+strict-align -fast-isel | FileCheck %s --check-prefix=CHECK-STRICT
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workerdefine i32 @f0(i32* nocapture %p) nounwind {
6*9880d681SAndroid Build Coastguard Worker; CHECK-STRICT: ldrh [[HIGH:w[0-9]+]], [x0, #2]
7*9880d681SAndroid Build Coastguard Worker; CHECK-STRICT: ldrh [[LOW:w[0-9]+]], [x0]
8*9880d681SAndroid Build Coastguard Worker; CHECK-STRICT: bfi [[LOW]], [[HIGH]], #16, #16
9*9880d681SAndroid Build Coastguard Worker; CHECK-STRICT: ret
10*9880d681SAndroid Build Coastguard Worker
11*9880d681SAndroid Build Coastguard Worker; CHECK: ldr w0, [x0]
12*9880d681SAndroid Build Coastguard Worker; CHECK: ret
13*9880d681SAndroid Build Coastguard Worker  %tmp = load i32, i32* %p, align 2
14*9880d681SAndroid Build Coastguard Worker  ret i32 %tmp
15*9880d681SAndroid Build Coastguard Worker}
16*9880d681SAndroid Build Coastguard Worker
17*9880d681SAndroid Build Coastguard Workerdefine i64 @f1(i64* nocapture %p) nounwind {
18*9880d681SAndroid Build Coastguard Worker; CHECK-STRICT:	ldp	w[[LOW:[0-9]+]], w[[HIGH:[0-9]+]], [x0]
19*9880d681SAndroid Build Coastguard Worker; CHECK-STRICT: bfi x[[LOW]], x[[HIGH]], #32, #32
20*9880d681SAndroid Build Coastguard Worker; CHECK-STRICT:	ret
21*9880d681SAndroid Build Coastguard Worker
22*9880d681SAndroid Build Coastguard Worker; CHECK: ldr x0, [x0]
23*9880d681SAndroid Build Coastguard Worker; CHECK: ret
24*9880d681SAndroid Build Coastguard Worker  %tmp = load i64, i64* %p, align 4
25*9880d681SAndroid Build Coastguard Worker  ret i64 %tmp
26*9880d681SAndroid Build Coastguard Worker}
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