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