| ; RUN: llc -mtriple aarch64-arm-linux-gnu --enable-machine-outliner \ |
| ; RUN: -verify-machineinstrs %s -o - | FileCheck --check-prefixes CHECK,V8A %s |
| ; RUN-V83A: llc -mtriple aarch64-arm-none-eabi -enable-machine-outliner \ |
| ; RUN-V83A: -verify-machineinstrs -mattr=+v8.3a %s -o - > %t |
| ; RUN-V83A: FileCheck --check-prefixes CHECK,V83A < %t %s |
| |
| declare i32 @thunk_called_fn(i32, i32, i32, i32) |
| |
| define i32 @a() #0 { |
| ; CHECK-LABEL: a: // @a |
| ; CHECK: // %bb.0: // %entry |
| ; V8A-NEXT: hint #25 |
| ; V83A-NEXT: paciasp |
| ; CHECK-NEXT: .cfi_negate_ra_state |
| ; V8A: hint #29 |
| ; V83A: autiasp |
| ; CHECK-NEXT: .cfi_negate_ra_state |
| ; CHECK-NEXT: ret |
| entry: |
| %call = tail call i32 @thunk_called_fn(i32 1, i32 2, i32 3, i32 4) |
| %cx = add i32 %call, 8 |
| ret i32 %cx |
| } |
| |
| define i32 @b() #0 { |
| ; CHECK-LABEL: b: // @b |
| ; CHECK: // %bb.0: // %entry |
| ; V8A-NEXT: hint #25 |
| ; V83A-NEXT: paciasp |
| ; CHECK-NEXT: .cfi_negate_ra_state |
| ; V8A: hint #29 |
| ; V83A: autiasp |
| ; CHECK-NEXT: .cfi_negate_ra_state |
| ; CHECK-NEXT: ret |
| entry: |
| %call = tail call i32 @thunk_called_fn(i32 1, i32 2, i32 3, i32 4) |
| %cx = add i32 %call, 88 |
| ret i32 %cx |
| } |
| |
| define hidden i32 @c(i32 (i32, i32, i32, i32)* %fptr) #0 { |
| ; CHECK-LABEL: c: // @c |
| ; CHECK: // %bb.0: // %entry |
| ; V8A-NEXT: hint #25 |
| ; V83A-NEXT: paciasp |
| ; CHECK-NEXT: .cfi_negate_ra_state |
| ; V8A: hint #29 |
| ; V83A: autiasp |
| ; CHECK-NEXT: .cfi_negate_ra_state |
| ; CHECK-NEXT: ret |
| entry: |
| %call = tail call i32 %fptr(i32 1, i32 2, i32 3, i32 4) |
| %add = add nsw i32 %call, 8 |
| ret i32 %add |
| } |
| |
| define hidden i32 @d(i32 (i32, i32, i32, i32)* %fptr) #0 { |
| ; CHECK-LABEL: d: // @d |
| ; CHECK: // %bb.0: // %entry |
| ; V8A-NEXT: hint #25 |
| ; V83A-NEXT: paciasp |
| ; CHECK-NEXT: .cfi_negate_ra_state |
| ; V8A: hint #29 |
| ; V83A: autiasp |
| ; CHECK-NEXT: .cfi_negate_ra_state |
| ; CHECK-NEXT: ret |
| entry: |
| %call = tail call i32 %fptr(i32 1, i32 2, i32 3, i32 4) |
| %add = add nsw i32 %call, 88 |
| ret i32 %add |
| } |
| |
| attributes #0 = { "sign-return-address"="non-leaf" } |
| |
| ; CHECK-NOT: OUTLINED_FUNCTION_{{.*}} |
| ; CHECK-NOT: .cfi_b_key_frame |
| ; CHECK-NOT: paci{{[a,b]}}sp |
| ; CHECK-NOT: hint #2{{[5,7]}} |
| ; CHECK-NOT: .cfi_negate_ra_state |
| ; CHECK-NOT: auti{{[a,b]}}sp |
| ; CHECK-NOT: hint #{{[29,31]}} |