| ; REQUIRES: asserts |
| ; RUN: llc < %s -mtriple=arm64-linux-gnu -mcpu=cortex-a57 -enable-misched=0 -debug-only=machine-scheduler -o - 2>&1 > /dev/null | FileCheck %s |
| |
| |
| @G1 = common global [100 x i32] zeroinitializer, align 4 |
| @G2 = common global [100 x i32] zeroinitializer, align 4 |
| |
| ; Check that no scheduling dependencies are created between the paired loads and the store during post-RA MI scheduling. |
| ; |
| ; CHECK-LABEL: # Machine code for function foo: |
| ; CHECK: SU(2): %W{{[0-9]+}}<def>, %W{{[0-9]+}}<def> = LDPWi |
| ; CHECK: Successors: |
| ; CHECK-NOT: ch SU(4) |
| ; CHECK: SU(3) |
| ; CHECK: SU(4): STRWui %WZR, %X{{[0-9]+}} |
| define i32 @foo() { |
| entry: |
| %0 = load i32, i32* getelementptr inbounds ([100 x i32], [100 x i32]* @G2, i64 0, i64 0), align 4 |
| %1 = load i32, i32* getelementptr inbounds ([100 x i32], [100 x i32]* @G2, i64 0, i64 1), align 4 |
| store i32 0, i32* getelementptr inbounds ([100 x i32], [100 x i32]* @G1, i64 0, i64 0), align 4 |
| %add = add nsw i32 %1, %0 |
| ret i32 %add |
| } |
