llvm-project/llvm/test/CodeGen/AVR/pseudo/NEGWRd.mir

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# RUN: llc -O0 -run-pass=avr-expand-pseudo %s -o - | FileCheck %s
# This test checks the expansion of the 16-bit NEG pseudo instruction.
--- |
target triple = "avr--"
define void @test_negwrd() {
entry:
ret void
}
...
---
name: test_negwrd
body: |
bb.0.entry:
; CHECK-LABEL: test_negwrd
; CHECK: $r15 = NEGRd $r15, implicit-def dead $sreg
; CHECK-NEXT: $r14 = NEGRd $r14
; CHECK-NEXT: $r15 = SBCIRdK $r15, 0, implicit-def $sreg, implicit killed $sreg
$r15r14 = NEGWRd $r15r14, implicit-def $sreg
...