forked from OSchip/llvm-project
69 lines
1.4 KiB
LLVM
69 lines
1.4 KiB
LLVM
; RUN: llc < %s -march=avr | FileCheck %s
|
|
|
|
define avr_intrcc void @interrupt_handler() {
|
|
; CHECK-LABEL: interrupt_handler:
|
|
; CHECK: sei
|
|
; CHECK-NEXT: push r0
|
|
; CHECK-NEXT: push r1
|
|
; CHECK-NEXT: in r0, 63
|
|
; CHECK-NEXT: push r0
|
|
; CHECK: clr r0
|
|
; CHECK: pop r0
|
|
; CHECK-NEXT: out 63, r0
|
|
; CHECK-NEXT: pop r1
|
|
; CHECK-NEXT: pop r0
|
|
; CHECK-NEXT: reti
|
|
ret void
|
|
}
|
|
|
|
define void @interrupt_handler_via_ir_attribute() #0 {
|
|
; CHECK-LABEL: interrupt_handler_via_ir_attribute:
|
|
; CHECK: sei
|
|
; CHECK-NEXT: push r0
|
|
; CHECK-NEXT: push r1
|
|
; CHECK-NEXT: in r0, 63
|
|
; CHECK-NEXT: push r0
|
|
; CHECK: clr r0
|
|
; CHECK: pop r0
|
|
; CHECK-NEXT: out 63, r0
|
|
; CHECK-NEXT: pop r1
|
|
; CHECK-NEXT: pop r0
|
|
; CHECK-NEXT: reti
|
|
ret void
|
|
}
|
|
|
|
define avr_signalcc void @signal_handler() {
|
|
; CHECK-LABEL: signal_handler:
|
|
; CHECK-NOT: sei
|
|
; CHECK: push r0
|
|
; CHECK-NEXT: push r1
|
|
; CHECK-NEXT: in r0, 63
|
|
; CHECK-NEXT: push r0
|
|
; CHECK: clr r0
|
|
; CHECK: pop r0
|
|
; CHECK-NEXT: out 63, r0
|
|
; CHECK-NEXT: pop r1
|
|
; CHECK-NEXT: pop r0
|
|
; CHECK-NEXT: reti
|
|
ret void
|
|
}
|
|
|
|
define void @signal_handler_via_attribute() #1 {
|
|
; CHECK-LABEL: signal_handler_via_attribute:
|
|
; CHECK-NOT: sei
|
|
; CHECK: push r0
|
|
; CHECK-NEXT: push r1
|
|
; CHECK-NEXT: in r0, 63
|
|
; CHECK-NEXT: push r0
|
|
; CHECK: clr r0
|
|
; CHECK: pop r0
|
|
; CHECK-NEXT: out 63, r0
|
|
; CHECK-NEXT: pop r1
|
|
; CHECK-NEXT: pop r0
|
|
; CHECK-NEXT: reti
|
|
ret void
|
|
}
|
|
|
|
attributes #0 = { "interrupt" }
|
|
attributes #1 = { "signal" }
|