forked from OSchip/llvm-project
104 lines
2.1 KiB
LLVM
104 lines
2.1 KiB
LLVM
; RUN: llc < %s -march=avr | FileCheck %s
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define avr_intrcc void @interrupt_handler() {
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; CHECK-LABEL: interrupt_handler:
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; CHECK: sei
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; CHECK-NEXT: push r0
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; CHECK-NEXT: push r1
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; CHECK-NEXT: in r0, 63
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; CHECK-NEXT: push r0
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; CHECK: clr r0
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; CHECK: pop r0
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; CHECK-NEXT: out 63, r0
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; CHECK-NEXT: pop r1
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; CHECK-NEXT: pop r0
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; CHECK-NEXT: reti
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ret void
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}
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define void @interrupt_handler_via_ir_attribute() #0 {
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; CHECK-LABEL: interrupt_handler_via_ir_attribute:
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; CHECK: sei
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; CHECK-NEXT: push r0
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; CHECK-NEXT: push r1
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; CHECK-NEXT: in r0, 63
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; CHECK-NEXT: push r0
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; CHECK: clr r0
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; CHECK: pop r0
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; CHECK-NEXT: out 63, r0
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; CHECK-NEXT: pop r1
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; CHECK-NEXT: pop r0
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; CHECK-NEXT: reti
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ret void
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}
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define avr_signalcc void @signal_handler() {
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; CHECK-LABEL: signal_handler:
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; CHECK-NOT: sei
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; CHECK: push r0
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; CHECK-NEXT: push r1
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; CHECK-NEXT: in r0, 63
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; CHECK-NEXT: push r0
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; CHECK: clr r0
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; CHECK: pop r0
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; CHECK-NEXT: out 63, r0
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; CHECK-NEXT: pop r1
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; CHECK-NEXT: pop r0
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; CHECK-NEXT: reti
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ret void
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}
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define void @signal_handler_via_attribute() #1 {
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; CHECK-LABEL: signal_handler_via_attribute:
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; CHECK-NOT: sei
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; CHECK: push r0
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; CHECK-NEXT: push r1
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; CHECK-NEXT: in r0, 63
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; CHECK-NEXT: push r0
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; CHECK: clr r0
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; CHECK: pop r0
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; CHECK-NEXT: out 63, r0
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; CHECK-NEXT: pop r1
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; CHECK-NEXT: pop r0
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; CHECK-NEXT: reti
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ret void
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}
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define avr_intrcc void @interrupt_alloca() {
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; CHECK-LABEL: interrupt_alloca:
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; CHECK: sei
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; CHECK-NEXT: push r0
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; CHECK-NEXT: push r1
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; CHECK-NEXT: in r0, 63
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; CHECK-NEXT: push r0
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; CHECK: clr r0
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; CHECK: push r28
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; CHECK-NEXT: push r29
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; CHECK-NEXT: in r28, 61
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; CHECK-NEXT: in r29, 62
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; CHECK-NEXT: sbiw r28, 1
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; CHECK-NEXT: in r0, 63
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; CHECK-NEXT: cli
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; CHECK-NEXT: out 62, r29
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; CHECK-NEXT: out 63, r0
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; CHECK-NEXT: out 61, r28
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; CHECK: adiw r28, 1
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; CHECK-NEXT: in r0, 63
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; CHECK-NEXT: cli
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; CHECK-NEXT: out 62, r29
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; CHECK-NEXT: out 63, r0
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; CHECK-NEXT: out 61, r28
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; CHECK-NEXT: pop r29
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; CHECK-NEXT: pop r28
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; CHECK: pop r0
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; CHECK-NEXT: out 63, r0
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; CHECK-NEXT: pop r1
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; CHECK-NEXT: pop r0
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; CHECK-NEXT: reti
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alloca i8
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ret void
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}
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attributes #0 = { "interrupt" }
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attributes #1 = { "signal" }
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