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# RUN: llc -march=x86-64 -start-after machine-sink -stop-after machine-sink -o /dev/null %s 2>&1 | FileCheck %s
# This test ensures that the MIR parser parses machine function's liveins
# correctly.
--- |
define i32 @test(i32 %a, i32 %b) {
body:
%c = add i32 %a, %b
ret i32 %c
}
...
---
name: test
isSSA: true
tracksRegLiveness: true
registers:
- { id: 0, class: gr32 }
- { id: 1, class: gr32 }
- { id: 2, class: gr32 }
# CHECK: liveins:
# CHECK-NEXT: - { reg: '%edi', virtual-reg: '%0' }
# CHECK-NEXT: - { reg: '%esi', virtual-reg: '%1' }
liveins:
- { reg: '%edi', virtual-reg: '%0' }
- { reg: '%esi', virtual-reg: '%1' }
body: |
bb.0.body:
liveins: %edi, %esi
%1 = COPY %esi
%0 = COPY %edi
%2 = ADD32rr %0, %1, implicit-def dead %eflags
%eax = COPY %2
RETQ %eax
...
|
