xref: /llvm-project/llvm/test/CodeGen/AVR/pseudo/LDDWRdPtrQ.mir (revision d1d3005c9fe6a1ded17d4cad373cae85c743e7f3)
1# RUN: llc -O0 -run-pass=avr-expand-pseudo %s -o - | FileCheck %s
2# RUN: llc -O0 -run-pass=avr-expand-pseudo -mattr=avrtiny %s -o - | FileCheck %s --check-prefix=CHECK-TINY
3
4# This test checks the expansion of the 16-bit 'LDDWRdPtrQ' pseudo instruction.
5
6--- |
7  target triple = "avr--"
8  define void @test_lddwrdptrq() {
9  entry:
10    ret void
11  }
12...
13
14---
15name:            test_lddwrdptrq
16tracksRegLiveness: true
17body: |
18  bb.0.entry:
19    liveins: $r31r30
20
21    ; CHECK-LABEL: test_lddwrdptrq
22
23    ; CHECK:      $r24 = LDDRdPtrQ $r31r30, 10
24    ; CHECK-NEXT: $r25 = LDDRdPtrQ $r31r30, 11
25
26    ; CHECK-TINY:      $r30 = SUBIRdK $r30, 246, implicit-def $sreg
27    ; CHECK-TINY-NEXT: $r31 = SBCIRdK $r31, 255, implicit-def $sreg, implicit killed $sreg
28    ; CHECK-TINY-NEXT: $r24, $r31r30 = LDRdPtrPi killed $r31r30
29    ; CHECK-TINY-NEXT: $r25, $r31r30 = LDRdPtrPi killed $r31r30
30    ; CHECK-TINY-NEXT: $r30 = SUBIRdK $r30, 12, implicit-def $sreg
31    ; CHECK-TINY-NEXT: $r31 = SBCIRdK $r31, 0, implicit-def $sreg, implicit killed $sreg
32
33    early-clobber $r25r24 = LDDWRdPtrQ undef $r31r30, 10
34...
35