# RUN: llc -run-pass=prologepilog -verify-machineinstrs %s -o - | FileCheck %s --- | target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target triple = "aarch64-linux-gnu" define void @ScavengeForFrameWithoutOffset() { ret void } ... --- name: ScavengeForFrameWithoutOffset tracksRegLiveness: true stack: - { id: 0, type: spill-slot, offset: 0, size: 32, alignment: 8 } body: | bb.0: liveins: $d16_d17_d18_d19 $x0 = COPY $xzr $x1 = COPY $xzr $x2 = COPY $xzr $x3 = COPY $xzr $x4 = COPY $xzr $x5 = COPY $xzr $x6 = COPY $xzr $x7 = COPY $xzr $x8 = COPY $xzr $x9 = COPY $xzr $x10 = COPY $xzr $x11 = COPY $xzr $x12 = COPY $xzr $x13 = COPY $xzr $x14 = COPY $xzr $x15 = COPY $xzr $x16 = COPY $xzr $x17 = COPY $xzr $x18 = COPY $xzr $x19 = COPY $xzr $x20 = COPY $xzr $x21 = COPY $xzr $x22 = COPY $xzr $x23 = COPY $xzr $x24 = COPY $xzr $x25 = COPY $xzr $x26 = COPY $xzr $x27 = COPY $xzr $x28 = COPY $xzr $fp = COPY $xzr $lr = COPY $xzr ST1Fourv1d killed $d16_d17_d18_d19, %stack.0 :: (store 32 into %stack.0, align 8) ; CHECK: STRXui killed $[[SCAVREG:x[0-9]+|fp|lr]], $sp, [[SPOFFSET:[0-9]+]] :: (store 8 into %stack.1) ; CHECK-NEXT: $[[SCAVREG]] = ADDXri $sp, {{[0-9]+}}, 0 ; CHECK-NEXT: ST1Fourv1d killed $d16_d17_d18_d19, killed $[[SCAVREG]] :: (store 32 into %stack.0, align 8) ; CHECK-NEXT: $[[SCAVREG]] = LDRXui $sp, [[SPOFFSET]] :: (load 8 from %stack.1) HINT 0, implicit $x0 HINT 0, implicit $x1 HINT 0, implicit $x2 HINT 0, implicit $x3 HINT 0, implicit $x4 HINT 0, implicit $x5 HINT 0, implicit $x6 HINT 0, implicit $x7 HINT 0, implicit $x8 HINT 0, implicit $x9 HINT 0, implicit $x10 HINT 0, implicit $x11 HINT 0, implicit $x12 HINT 0, implicit $x13 HINT 0, implicit $x14 HINT 0, implicit $x15 HINT 0, implicit $x16 HINT 0, implicit $x17 HINT 0, implicit $x18 HINT 0, implicit $x19 HINT 0, implicit $x20 HINT 0, implicit $x21 HINT 0, implicit $x22 HINT 0, implicit $x23 HINT 0, implicit $x24 HINT 0, implicit $x25 HINT 0, implicit $x26 HINT 0, implicit $x27 HINT 0, implicit $x28 HINT 0, implicit $fp HINT 0, implicit $lr RET_ReallyLR ...