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TheRock/compiler/amd-llvm/llvm/test/CodeGen/AArch64/machine-outliner-unsafe-stack-call.mir
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

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# RUN: llc -mtriple=aarch64--- -run-pass=machine-outliner \
# RUN: -verify-machineinstrs %s -o - | FileCheck %s
# Ensure that we never outline calls into sequences where unsafe stack
# instructions are present.
--- |
define void @foo() #0 { ret void }
define void @bar() #0 { ret void }
define void @baz() #0 { ret void }
define void @f1() #0 { ret void }
define void @f2() #0 { ret void }
attributes #0 = { minsize noinline noredzone "frame-pointer"="all" }
...
---
name: f1
tracksRegLiveness: true
body: |
bb.0:
liveins: $lr
; CHECK-LABEL: name: f1
; CHECK: foo
; CHECK-DAG: bar
; CHECK-DAG: baz
$lr = ORRXri $xzr, 1
BL @foo, implicit-def dead $lr, implicit $sp
$x20, $x19 = LDPXi $sp, 63
$x20, $x19 = LDPXi $sp, 63
$x20, $x19 = LDPXi $sp, 63
$x20, $x19 = LDPXi $sp, 63
bb.1:
BL @bar, implicit-def dead $lr, implicit $sp
$x11 = ADDXri $sp, 48, 0;
$x12 = ADDXri $sp, 48, 0;
$x13 = ADDXri $sp, 48, 0;
$x14 = ADDXri $sp, 48, 0;
bb.2:
BL @baz, implicit-def dead $lr, implicit $sp
$x0 = ADDXri $sp, 48, 0;
$x1 = ADDXri $sp, 48, 0;
RET undef $lr
...
---
name: f2
tracksRegLiveness: true
body: |
bb.0:
liveins: $lr
; CHECK-LABEL: name: f2
; CHECK: foo
; CHECK-DAG: bar
; CHECK-DAG: baz
$lr = ORRXri $xzr, 1
BL @foo, implicit-def dead $lr, implicit $sp
$x20, $x19 = LDPXi $sp, 63
$x20, $x19 = LDPXi $sp, 63
$x20, $x19 = LDPXi $sp, 63
$x20, $x19 = LDPXi $sp, 63
bb.1:
BL @bar, implicit-def dead $lr, implicit $sp
$x11 = ADDXri $sp, 48, 0;
$x12 = ADDXri $sp, 48, 0;
$x13 = ADDXri $sp, 48, 0;
$x14 = ADDXri $sp, 48, 0;
bb.2:
BL @baz, implicit-def dead $lr, implicit $sp
$x0 = ADDXri $sp, 48, 0;
$x1 = ADDXri $sp, 48, 0;
RET undef $lr