| # RUN: llc -O0 -run-pass=avr-expand-pseudo %s -o - | FileCheck %s | |
| # This test checks the expansion of the 16-bit subtraction pseudo instruction. | |
| --- | | |
| target triple = "avr--" | |
| define void @test_subwrdrr() { | |
| entry: | |
| ret void | |
| } | |
| ... | |
| --- | |
| name: test_subwrdrr | |
| body: | | |
| bb.0.entry: | |
| ; CHECK-LABEL: test_subwrdrr | |
| ; CHECK: $r14 = SUBRdRr $r14, $r20, implicit-def $sreg | |
| ; CHECK-NEXT: $r15 = SBCRdRr $r15, $r21, implicit-def $sreg, implicit killed $sreg | |
| $r15r14 = SUBWRdRr $r15r14, $r21r20, implicit-def $sreg | |
| ... |