forked from OSchip/llvm-project
85 lines
2.8 KiB
Plaintext
85 lines
2.8 KiB
Plaintext
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc -mtriple=aarch64-apple-unknown -run-pass=machine-outliner -verify-machineinstrs %s -o - | FileCheck %s
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# Outlining CFI instructions is unsafe if we cannot outline all of the CFI
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# instructions from a function. This shows that we choose not to outline the
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# CFI instructions since function foo has a CFI Instruction that would not
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# be caught.
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--- |
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define void @foo() #0 { ret void }
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define void @bar() #0 { ret void }
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define void @baz() #0 { ret void }
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attributes #0 = { noredzone }
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...
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---
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name: foo
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tracksRegLiveness: true
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body: |
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bb.0:
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liveins: $lr
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; CHECK-LABEL: name: foo
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; CHECK: liveins: $lr
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; CHECK: frame-setup CFI_INSTRUCTION def_cfa $w28, 16
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; CHECK: $w9 = ORRWri $wzr, 1
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; CHECK: $w10 = ORRWri $wzr, 2
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; CHECK: $w11 = ORRWri $wzr, 3
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; CHECK: frame-setup CFI_INSTRUCTION def_cfa $w29, 16
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; CHECK: TCRETURNdi @OUTLINED_FUNCTION_0, 0, implicit $sp, implicit-def $w12, implicit-def $w13, implicit-def $w14, implicit-def $w15, implicit $wzr, implicit $sp
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frame-setup CFI_INSTRUCTION def_cfa $w28, 16
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$w9 = ORRWri $wzr, 1
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$w10 = ORRWri $wzr, 2
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$w11 = ORRWri $wzr, 3
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frame-setup CFI_INSTRUCTION def_cfa $w29, 16
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$w12 = ORRWri $wzr, 1
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$w13 = ORRWri $wzr, 2
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$w14 = ORRWri $wzr, 3
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$w15 = ORRWri $wzr, 4
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RET undef $lr
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...
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---
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name: bar
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tracksRegLiveness: true
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body: |
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bb.0:
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liveins: $lr
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; CHECK-LABEL: name: bar
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; CHECK: liveins: $lr
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; CHECK: $w9 = ORRWri $wzr, 1
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; CHECK: $w10 = ORRWri $wzr, 2
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; CHECK: $w11 = ORRWri $wzr, 3
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; CHECK: frame-setup CFI_INSTRUCTION def_cfa $w29, 16
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; CHECK: TCRETURNdi @OUTLINED_FUNCTION_0, 0, implicit $sp, implicit-def $w12, implicit-def $w13, implicit-def $w14, implicit-def $w15, implicit $wzr, implicit $sp
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$w9 = ORRWri $wzr, 1
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$w10 = ORRWri $wzr, 2
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$w11 = ORRWri $wzr, 3
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frame-setup CFI_INSTRUCTION def_cfa $w29, 16
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$w12 = ORRWri $wzr, 1
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$w13 = ORRWri $wzr, 2
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$w14 = ORRWri $wzr, 3
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$w15 = ORRWri $wzr, 4
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RET undef $lr
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...
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---
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name: baz
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tracksRegLiveness: true
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body: |
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bb.0:
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liveins: $lr
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; CHECK-LABEL: name: baz
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; CHECK: liveins: $lr
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; CHECK: $w9 = ORRWri $wzr, 1
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; CHECK: $w10 = ORRWri $wzr, 2
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; CHECK: $w11 = ORRWri $wzr, 3
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; CHECK: frame-setup CFI_INSTRUCTION def_cfa $w29, 16
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; CHECK: TCRETURNdi @OUTLINED_FUNCTION_0, 0, implicit $sp, implicit-def $w12, implicit-def $w13, implicit-def $w14, implicit-def $w15, implicit $wzr, implicit $sp
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$w9 = ORRWri $wzr, 1
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$w10 = ORRWri $wzr, 2
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$w11 = ORRWri $wzr, 3
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frame-setup CFI_INSTRUCTION def_cfa $w29, 16
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$w12 = ORRWri $wzr, 1
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$w13 = ORRWri $wzr, 2
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$w14 = ORRWri $wzr, 3
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$w15 = ORRWri $wzr, 4
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RET undef $lr
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