# RUN: llc -verify-machineinstrs -run-pass=machine-outliner %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-arm-linux-gnu" @v = common dso_local global i32* null, align 8 ; Function Attrs: nounwind define dso_local void @legal0() #0 { %1 = alloca i32, align 4 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 ret void } ; Function Attrs: nounwind define dso_local void @legal1() #0 { %1 = alloca i32, align 4 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 ret void } ; Function Attrs: nounwind define dso_local void @illegal0() #0 { %1 = alloca i32, align 4 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 ret void } ; Function Attrs: nounwind define dso_local void @illegal1() #0 { %1 = alloca i32, align 4 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 store volatile i32* %1, i32** @v, align 8 ret void } attributes #0 = { nounwind uwtable "sign-return-address"="all" "sign-return-address-key"="a_key" noinline noredzone "frame-pointer"="all" } ... --- name: legal0 tracksRegLiveness: true body: | bb.0 (%ir-block.0): liveins: $lr frame-setup PACIASP implicit-def $lr, implicit killed $lr, implicit $sp frame-setup CFI_INSTRUCTION negate_ra_sign_state $sp = frame-setup SUBXri $sp, 16, 0 renamable $x8 = ADRP target-flags(aarch64-page) @v $x9 = ADDXri $sp, 12, 0 STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui killed renamable $x9, killed renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) $sp = frame-destroy ADDXri $sp, 16, 0 frame-destroy AUTIASP implicit-def $lr, implicit killed $lr, implicit $sp frame-destroy CFI_INSTRUCTION negate_ra_sign_state RET undef $lr # CHECK-LABEL: name: legal0 # CHECK: body: | # CHECK-NEXT: bb.0 (%ir-block.0): # CHECK-NEXT: liveins: $lr # CHECK: frame-setup PACIASP implicit-def $lr, implicit killed $lr, implicit $sp # CHECK-NEXT: frame-setup CFI_INSTRUCTION negate_ra_sign_state # CHECK: BL @[[OUTLINED_FUNC:OUTLINED_FUNCTION_[0-9]+]] # CHECK: frame-destroy AUTIASP implicit-def $lr, implicit killed $lr, implicit $sp # CHECK-NEXT: frame-destroy CFI_INSTRUCTION negate_ra_sign_state # CHECK-NEXT: RET undef $lr ... --- name: legal1 tracksRegLiveness: true body: | bb.0 (%ir-block.0): liveins: $lr frame-setup PACIASP implicit-def $lr, implicit killed $lr, implicit $sp frame-setup CFI_INSTRUCTION negate_ra_sign_state $sp = frame-setup SUBXri $sp, 16, 0 renamable $x8 = ADRP target-flags(aarch64-page) @v $x9 = ADDXri $sp, 12, 0 STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui killed renamable $x9, killed renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) $sp = frame-destroy ADDXri $sp, 16, 0 frame-destroy AUTIASP implicit-def $lr, implicit killed $lr, implicit $sp frame-destroy CFI_INSTRUCTION negate_ra_sign_state RET undef $lr # CHECK-LABEL: name: legal1 # CHECK: body: | # CHECK-NEXT: bb.0 (%ir-block.0): # CHECK-NEXT: liveins: $lr # CHECK: frame-setup PACIASP implicit-def $lr, implicit killed $lr, implicit $sp # CHECK-NEXT: frame-setup CFI_INSTRUCTION negate_ra_sign_state # CHECK: BL @[[OUTLINED_FUNC]] # CHECK: frame-destroy AUTIASP implicit-def $lr, implicit killed $lr, implicit $sp # CHECK-NEXT: frame-destroy CFI_INSTRUCTION negate_ra_sign_state # CHECK-NEXT: RET undef $lr ... --- name: illegal0 tracksRegLiveness: true body: | bb.0 (%ir-block.0): liveins: $lr frame-setup PACIASP implicit-def $lr, implicit killed $lr, implicit $sp frame-setup CFI_INSTRUCTION negate_ra_sign_state $sp = frame-setup SUBXri $sp, 16, 0 renamable $x8 = ADRP target-flags(aarch64-page) @v $x9 = ADDXri $sp, 12, 0 STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui killed renamable $x9, killed renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) $sp = frame-destroy ADDXri $sp, 12, 0 frame-destroy AUTIASP implicit-def $lr, implicit killed $lr, implicit $sp frame-destroy CFI_INSTRUCTION negate_ra_sign_state RET undef $lr ... --- name: illegal1 tracksRegLiveness: true body: | bb.0 (%ir-block.0): liveins: $lr frame-setup PACIASP implicit-def $lr, implicit killed $lr, implicit $sp frame-setup CFI_INSTRUCTION negate_ra_sign_state $sp = frame-setup SUBXri $sp, 16, 0 renamable $x8 = ADRP target-flags(aarch64-page) @v $x9 = ADDXri $sp, 12, 0 STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) STRXui killed renamable $x9, killed renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v) $sp = frame-destroy ADDXri $sp, 12, 0 frame-destroy AUTIASP implicit-def $lr, implicit killed $lr, implicit $sp frame-destroy CFI_INSTRUCTION negate_ra_sign_state RET undef $lr # CHECK-LABEL: name: illegal0 # CHECK: body: | # CHECK-NEXT: bb.0 (%ir-block.0): # CHECK-NEXT: liveins: $lr # CHECK: frame-setup PACIASP implicit-def $lr, implicit killed $lr, implicit $sp # CHECK-NEXT: frame-setup CFI_INSTRUCTION negate_ra_sign_state # CHECK-NOT: BL @OUTLINED_FUNCTION_{{.*}} # CHECK: frame-destroy AUTIASP implicit-def $lr, implicit killed $lr, implicit $sp # CHECK-NEXT: frame-destroy CFI_INSTRUCTION negate_ra_sign_state # CHECK-NEXT: RET undef $lr # CHECK-LABEL: name: illegal1 # CHECK: body: | # CHECK-NEXT: bb.0 (%ir-block.0): # CHECK-NEXT: liveins: $lr # CHECK: frame-setup PACIASP implicit-def $lr, implicit killed $lr, implicit $sp # CHECK-NEXT: frame-setup CFI_INSTRUCTION negate_ra_sign_state # CHECK-NOT: BL @OUTLINED_FUNCTION_{{.*}} # CHECK: frame-destroy AUTIASP implicit-def $lr, implicit killed $lr, implicit $sp # CHECK-NEXT: frame-destroy CFI_INSTRUCTION negate_ra_sign_state # CHECK-NEXT: RET undef $lr # Outlined function that contains only legal sp modifications # CHECK: name: [[OUTLINED_FUNC]] # CHECK: body: | # CHECK-NEXT: bb.0: # CHECK-NEXT: liveins: $lr # CHECK-NEXT: {{^ $}} # CHECK-NEXT: frame-setup PACIASP implicit-def $lr, implicit $lr, implicit $sp # CHECK-NEXT: frame-setup CFI_INSTRUCTION negate_ra_sign_state # CHECK-NEXT: $sp = frame-setup SUBXri $sp, 16, 0 # CHECK: $sp = frame-destroy ADDXri $sp, 16, 0 # CHECK-NEXT: frame-destroy AUTIASP implicit-def $lr, implicit $lr, implicit $sp # CHECK-NEXT: frame-destroy CFI_INSTRUCTION negate_ra_sign_state # CHECK-NEXT: RET $lr