; REQUIRES: asserts ; RUN: llc < %s -mtriple=armv8r-eabi -mcpu=cortex-a57 -misched-postra -enable-misched -verify-misched -debug-only=machine-scheduler -o - 2>&1 > /dev/null | FileCheck %s ; @a = global i32 0, align 4 @b = global i32 0, align 4 @c = global i32 0, align 4 ; CHECK: ********** MI Scheduling ********** ; We need second, post-ra scheduling to have LDM instruction combined from single-loads ; CHECK: ********** MI Scheduling ********** ; CHECK: LDMIA_UPD ; CHECK: rdefs left ; CHECK-NEXT: Latency : 4 ; CHECK: Successors: ; CHECK: Data ; CHECK-SAME: Latency=1 ; CHECK-NEXT: Data ; CHECK-SAME: Latency=3 ; CHECK-NEXT: Data ; CHECK-SAME: Latency=3 ; CHECK-NEXT: Data ; CHECK-SAME: Latency=4 define i32 @bar(i32 %a1, i32 %b1, i32 %c1) minsize optsize { %1 = load i32, i32* @a, align 4 %2 = load i32, i32* @b, align 4 %3 = load i32, i32* @c, align 4 %ptr_after = getelementptr i32, i32* @a, i32 3 %ptr_val = ptrtoint i32* %ptr_after to i32 %mul1 = mul i32 %ptr_val, %1 %mul2 = mul i32 %mul1, %2 %mul3 = mul i32 %mul2, %3 ret i32 %mul3 }