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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -o - %s -mtriple=aarch64 -run-pass=machine-scheduler -verify-machineinstrs | FileCheck %s
--- |
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "aarch64"
@a = dso_local global i32 2, align 4
@b = dso_local global i32 4, align 4
define i32 @fuseaddress(i32 %num) #0 {
entry:
%0 = load i32, i32* @a, align 4
%1 = load i32, i32* @b, align 4
%mul = mul nsw i32 %0, %1
ret i32 %mul
}
attributes #0 = { "target-cpu"="cortex-a55" }
---
name: fuseaddress
legalized: true
regBankSelected: true
tracksRegLiveness: true
liveins:
- { reg: '$w0' }
body: |
bb.0.entry:
liveins: $w0
; CHECK-LABEL: name: fuseaddress
; CHECK: liveins: $w0
; CHECK: [[ADRP:%[0-9]+]]:gpr64common = ADRP target-flags(aarch64-page) @a
; CHECK: [[LDRWui:%[0-9]+]]:gpr32 = LDRWui [[ADRP]], target-flags(aarch64-pageoff, aarch64-nc) @a :: (dereferenceable load (s32) from @a)
; CHECK: [[ADRP1:%[0-9]+]]:gpr64common = ADRP target-flags(aarch64-page) @b
; CHECK: [[LDRWui1:%[0-9]+]]:gpr32 = LDRWui [[ADRP1]], target-flags(aarch64-pageoff, aarch64-nc) @b :: (dereferenceable load (s32) from @b)
; CHECK: [[MADDWrrr:%[0-9]+]]:gpr32 = nsw MADDWrrr [[LDRWui]], [[LDRWui1]], $wzr
; CHECK: $w0 = COPY [[MADDWrrr]]
; CHECK: RET_ReallyLR implicit $w0
%1:gpr64common = ADRP target-flags(aarch64-page) @a
%4:gpr64common = ADRP target-flags(aarch64-page) @b
%2:gpr32 = LDRWui killed %1:gpr64common, target-flags(aarch64-pageoff, aarch64-nc) @a :: (dereferenceable load (s32) from @a)
%5:gpr32 = LDRWui killed %4:gpr64common, target-flags(aarch64-pageoff, aarch64-nc) @b :: (dereferenceable load (s32) from @b)
%6:gpr32 = nsw MADDWrrr killed %2:gpr32, killed %5:gpr32, $wzr
$w0 = COPY %6:gpr32
RET_ReallyLR implicit $w0
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