llvm/test/CodeGen/AVR/pseudo/STWPtrRr.mir

# RUN: llc -O0 -run-pass=avr-expand-pseudo %s -o - | FileCheck %s
# RUN: llc -O0 -run-pass=avr-expand-pseudo -mattr=avrtiny %s -o - \
# RUN:     | FileCheck %s --check-prefix=CHECK-TINY
# RUN: llc -O0 -run-pass=avr-expand-pseudo -mattr=lowbytefirst %s -o - \
# RUN:     | FileCheck %s --check-prefix=CHECK-XMEGA

# This test checks the expansion of the 16-bit STSWRdK pseudo instruction.

--- |
  target triple = "avr--"
  define void @test_stwptrrr() {
  entry:
    ret void
  }
...

---
name:            test_stwptrrr
body: |
  bb.0.entry:
    liveins: $r31r30, $r17r16

    ; CHECK-LABEL: test_stwptrrr
    ; CHECK:       STDPtrQRr $r31r30, 1, $r17
    ; CHECK-NEXT:  STPtrRr $r31r30, $r16

    ; CHECK-TINY-LABEL: test_stwptrrr
    ; CHECK-TINY:       $r31r30 = STPtrPiRr killed $r31r30, $r16, 0
    ; CHECK-TINY-NEXT:  $r31r30 = STPtrPiRr killed $r31r30, $r17, 0
    ; CHECK-TINY-NEXT:  $r30 = SUBIRdK killed $r30, 2, implicit-def $sreg
    ; CHECK-TINY-NEXT:  $r31 = SBCIRdK killed $r31, 0, implicit-def $sreg, implicit killed $sreg

    ; CHECK-XMEGA-LABEL: test_stwptrrr
    ; CHECK-XMEGA:       STPtrRr $r31r30, $r16
    ; CHECK-XMEGA-NEXT:  STDPtrQRr $r31r30, 1, $r17

    STWPtrRr $r31r30, $r17r16
...