derek.holloway
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207 lines
10 KiB
YAML
207 lines
10 KiB
YAML
# RUN: llc -verify-machineinstrs -run-pass=machine-outliner -run-pass=aarch64-ptrauth -outliner-leaf-descendants=false %s -o - | FileCheck %s
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--- |
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target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
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target triple = "aarch64-arm-linux-gnu"
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@v = common dso_local global ptr null, align 8
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; Function Attrs: nounwind
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define dso_local void @legal0() #0 {
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%1 = alloca i32, align 4
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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ret void
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}
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; Function Attrs: nounwind
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define dso_local void @legal1() #0 {
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%1 = alloca i32, align 4
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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ret void
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}
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; Function Attrs: nounwind
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define dso_local void @illegal0() #0 {
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%1 = alloca i32, align 4
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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ret void
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}
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; Function Attrs: nounwind
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define dso_local void @illegal1() #0 {
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%1 = alloca i32, align 4
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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store volatile ptr %1, ptr @v, align 8
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ret void
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}
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attributes #0 = { nounwind uwtable "sign-return-address"="all" "sign-return-address-key"="a_key" noinline noredzone "frame-pointer"="all" }
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...
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---
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name: legal0
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tracksRegLiveness: true
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body: |
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bb.0 (%ir-block.0):
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liveins: $lr
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frame-setup PAUTH_PROLOGUE implicit-def $lr, implicit $lr, implicit $sp
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$sp = frame-setup SUBXri $sp, 16, 0
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renamable $x8 = ADRP target-flags(aarch64-page) @v
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$x9 = ADDXri $sp, 12, 0
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui killed renamable $x9, killed renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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$sp = frame-destroy ADDXri $sp, 16, 0
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frame-destroy PAUTH_EPILOGUE implicit-def $lr, implicit $lr, implicit $sp
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RET undef $lr
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# CHECK-LABEL: name: legal0
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# CHECK: body: |
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# CHECK-NEXT: bb.0 (%ir-block.0):
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# CHECK-NEXT: liveins: $lr
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# CHECK: frame-setup PACIASP implicit-def $lr, implicit $lr, implicit $sp
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# CHECK-NEXT: frame-setup CFI_INSTRUCTION negate_ra_sign_state
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# CHECK: BL @[[OUTLINED_FUNC:OUTLINED_FUNCTION_[0-9]+]]
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# CHECK: frame-destroy AUTIASP implicit-def $lr, implicit $lr, implicit $sp
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# CHECK-NEXT: frame-destroy CFI_INSTRUCTION negate_ra_sign_state
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# CHECK-NEXT: RET undef $lr
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...
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---
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name: legal1
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tracksRegLiveness: true
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body: |
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bb.0 (%ir-block.0):
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liveins: $lr
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frame-setup PAUTH_PROLOGUE implicit-def $lr, implicit $lr, implicit $sp
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$sp = frame-setup SUBXri $sp, 16, 0
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renamable $x8 = ADRP target-flags(aarch64-page) @v
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$x9 = ADDXri $sp, 12, 0
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui killed renamable $x9, killed renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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$sp = frame-destroy ADDXri $sp, 16, 0
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frame-destroy PAUTH_EPILOGUE implicit-def $lr, implicit $lr, implicit $sp
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RET undef $lr
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# CHECK-LABEL: name: legal1
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# CHECK: body: |
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# CHECK-NEXT: bb.0 (%ir-block.0):
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# CHECK-NEXT: liveins: $lr
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# CHECK: frame-setup PACIASP implicit-def $lr, implicit $lr, implicit $sp
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# CHECK-NEXT: frame-setup CFI_INSTRUCTION negate_ra_sign_state
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# CHECK: BL @[[OUTLINED_FUNC]]
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# CHECK: frame-destroy AUTIASP implicit-def $lr, implicit $lr, implicit $sp
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# CHECK-NEXT: frame-destroy CFI_INSTRUCTION negate_ra_sign_state
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# CHECK-NEXT: RET undef $lr
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...
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---
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name: illegal0
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tracksRegLiveness: true
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body: |
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bb.0 (%ir-block.0):
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liveins: $lr
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frame-setup PAUTH_PROLOGUE implicit-def $lr, implicit $lr, implicit $sp
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$sp = frame-setup SUBXri $sp, 16, 0
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renamable $x8 = ADRP target-flags(aarch64-page) @v
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$x9 = ADDXri $sp, 12, 0
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui killed renamable $x9, killed renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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$sp = frame-destroy ADDXri $sp, 12, 0
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frame-destroy PAUTH_EPILOGUE implicit-def $lr, implicit $lr, implicit $sp
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RET undef $lr
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...
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---
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name: illegal1
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tracksRegLiveness: true
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body: |
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bb.0 (%ir-block.0):
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liveins: $lr
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frame-setup PAUTH_PROLOGUE implicit-def $lr, implicit $lr, implicit $sp
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$sp = frame-setup SUBXri $sp, 16, 0
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renamable $x8 = ADRP target-flags(aarch64-page) @v
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$x9 = ADDXri $sp, 12, 0
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui renamable $x9, renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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STRXui killed renamable $x9, killed renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) @v :: (volatile store (s64) into @v)
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$sp = frame-destroy ADDXri $sp, 12, 0
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frame-destroy PAUTH_EPILOGUE implicit-def $lr, implicit $lr, implicit $sp
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RET undef $lr
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# CHECK-LABEL: name: illegal0
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# CHECK: body: |
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# CHECK-NEXT: bb.0 (%ir-block.0):
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# CHECK-NEXT: liveins: $lr
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# CHECK: frame-setup PACIASP implicit-def $lr, implicit $lr, implicit $sp
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# CHECK-NEXT: frame-setup CFI_INSTRUCTION negate_ra_sign_state
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# CHECK-NOT: BL @OUTLINED_FUNCTION_{{.*}}
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# CHECK: frame-destroy AUTIASP implicit-def $lr, implicit $lr, implicit $sp
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# CHECK-NEXT: frame-destroy CFI_INSTRUCTION negate_ra_sign_state
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# CHECK-NEXT: RET undef $lr
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# CHECK-LABEL: name: illegal1
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# CHECK: body: |
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# CHECK-NEXT: bb.0 (%ir-block.0):
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# CHECK-NEXT: liveins: $lr
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# CHECK: frame-setup PACIASP implicit-def $lr, implicit $lr, implicit $sp
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# CHECK-NEXT: frame-setup CFI_INSTRUCTION negate_ra_sign_state
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# CHECK-NOT: BL @OUTLINED_FUNCTION_{{.*}}
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# CHECK: frame-destroy AUTIASP implicit-def $lr, implicit $lr, implicit $sp
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# CHECK-NEXT: frame-destroy CFI_INSTRUCTION negate_ra_sign_state
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# CHECK-NEXT: RET undef $lr
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# Outlined function that contains only legal sp modifications
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# CHECK: name: [[OUTLINED_FUNC]]
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# CHECK: body: |
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# CHECK-NEXT: bb.0:
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# CHECK-NEXT: liveins: $lr
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# CHECK-NEXT: {{^ $}}
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# CHECK-NEXT: frame-setup PACIASP implicit-def $lr, implicit $lr, implicit $sp
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# CHECK-NEXT: frame-setup CFI_INSTRUCTION negate_ra_sign_state
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# CHECK-NEXT: $sp = frame-setup SUBXri $sp, 16, 0
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# CHECK: $sp = frame-destroy ADDXri $sp, 16, 0
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# CHECK-NEXT: frame-destroy AUTIASP implicit-def $lr, implicit $lr, implicit $sp
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# CHECK-NEXT: RET $lr
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