# ADJCALLSTACKDOWN and ADJCALLSTACKUP must be generated around TLS pseudo code as scheduling fence (PR25839). # RUN: llc -mtriple=powerpc64le-linux-gnu -run-pass=ppc-tls-dynamic-call -verify-machineinstrs -o - %s | FileCheck %s --- | target datalayout = "e-m:e-i64:64-n32:64" target triple = "powerpc64le-unknown-linux-gnu" @tls_var = external thread_local local_unnamed_addr global i32 define i32 @tls_func() local_unnamed_addr { entry: %0 = load i32, i32* @tls_var ret i32 %0 } ... --- name: tls_func alignment: 16 exposesReturnsTwice: false legalized: false regBankSelected: false selected: false tracksRegLiveness: true registers: - { id: 0, class: g8rc_and_g8rc_nox0, preferred-register: '' } - { id: 1, class: g8rc_and_g8rc_nox0, preferred-register: '' } - { id: 2, class: g8rc, preferred-register: '' } liveins: - { reg: '$x2' } frameInfo: isFrameAddressTaken: false isReturnAddressTaken: false hasStackMap: false hasPatchPoint: false stackSize: 0 offsetAdjustment: 0 maxAlignment: 0 adjustsStack: false hasCalls: false stackProtector: '' maxCallFrameSize: 4294967295 hasOpaqueSPAdjustment: false hasVAStart: false hasMustTailInVarArgFunc: false savePoint: '' restorePoint: '' fixedStack: stack: constants: body: | bb.0.entry: liveins: $x2 %0 = ADDIStlsgdHA $x2, @tls_var %1 = ADDItlsgdLADDR killed %0, @tls_var, @tls_var, implicit-def dead $x0, implicit-def dead $x3, implicit-def dead $x4, implicit-def dead $x5, implicit-def dead $x6, implicit-def dead $x7, implicit-def dead $x8, implicit-def dead $x9, implicit-def dead $x10, implicit-def dead $x11, implicit-def dead $x12, implicit-def dead $lr8, implicit-def dead $ctr8, implicit-def dead $cr0, implicit-def dead $cr1, implicit-def dead $cr5, implicit-def dead $cr6, implicit-def dead $cr7 %2 = LWZ8 0, killed %1 :: (dereferenceable load 4 from @tls_var) $x3 = COPY %2 BLR8 implicit $lr8, implicit $rm, implicit $x3 ; CHECK-LABEL: bb.0.entry ; CHECK: %[[reg1:[0-9]+]]:g8rc_and_g8rc_nox0 = ADDIStlsgdHA $x2, @tls_var ; CHECK: ADJCALLSTACKDOWN 0, 0 ; CHECK: $x3 = ADDItlsgdL %[[reg1]], @tls_var ; CHECK: $x3 = GETtlsADDR $x3, @tls_var ; CHECK: ADJCALLSTACKUP 0, 0 ; CHECK: BLR8 ...