xref: /aosp_15_r20/external/llvm/test/CodeGen/AArch64/arm64-misched-multimmo.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; REQUIRES: asserts
2*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=arm64-linux-gnu -mcpu=cortex-a57 -enable-misched=0 -debug-only=misched -o - 2>&1 > /dev/null | FileCheck %s
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Worker@G1 = common global [100 x i32] zeroinitializer, align 4
6*9880d681SAndroid Build Coastguard Worker@G2 = common global [100 x i32] zeroinitializer, align 4
7*9880d681SAndroid Build Coastguard Worker
8*9880d681SAndroid Build Coastguard Worker; Check that no scheduling dependencies are created between the paired loads and the store during post-RA MI scheduling.
9*9880d681SAndroid Build Coastguard Worker;
10*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: # Machine code for function foo: Properties: <Post SSA
11*9880d681SAndroid Build Coastguard Worker; CHECK: SU(2):   %W{{[0-9]+}}<def>, %W{{[0-9]+}}<def> = LDPWi
12*9880d681SAndroid Build Coastguard Worker; CHECK: Successors:
13*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: ch SU(4)
14*9880d681SAndroid Build Coastguard Worker; CHECK: SU(3)
15*9880d681SAndroid Build Coastguard Worker; CHECK: SU(4):   STRWui %WZR, %X{{[0-9]+}}
16*9880d681SAndroid Build Coastguard Workerdefine i32 @foo() {
17*9880d681SAndroid Build Coastguard Workerentry:
18*9880d681SAndroid Build Coastguard Worker  %0 = load i32, i32* getelementptr inbounds ([100 x i32], [100 x i32]* @G2, i64 0, i64 0), align 4
19*9880d681SAndroid Build Coastguard Worker  %1 = load i32, i32* getelementptr inbounds ([100 x i32], [100 x i32]* @G2, i64 0, i64 1), align 4
20*9880d681SAndroid Build Coastguard Worker  store i32 0, i32* getelementptr inbounds ([100 x i32], [100 x i32]* @G1, i64 0, i64 0), align 4
21*9880d681SAndroid Build Coastguard Worker  %add = add nsw i32 %1, %0
22*9880d681SAndroid Build Coastguard Worker  ret i32 %add
23*9880d681SAndroid Build Coastguard Worker}
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