llvm/test/CodeGen/AArch64/GlobalISel/legalize-vacopy.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=arm64-apple-ios -run-pass=legalizer -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=CHECK-DARWIN
# RUN: llc -mtriple=aarch64-linux-gnu -run-pass=legalizer -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=CHECK-LINUX

---
name:            test_vaarg
body: |
  bb.0:
        liveins: $x0, $x1

    ; CHECK-DARWIN-LABEL: name: test_vaarg
    ; CHECK-DARWIN: liveins: $x0, $x1
    ; CHECK-DARWIN-NEXT: {{  $}}
    ; CHECK-DARWIN-NEXT: [[COPY:%[0-9]+]]:_(p0) = COPY $x0
    ; CHECK-DARWIN-NEXT: [[COPY1:%[0-9]+]]:_(p0) = COPY $x1
    ; CHECK-DARWIN-NEXT: [[LOAD:%[0-9]+]]:_(s64) = G_LOAD [[COPY1]](p0) :: (load (s64))
    ; CHECK-DARWIN-NEXT: G_STORE [[LOAD]](s64), [[COPY]](p0) :: (store (s64))
    ; CHECK-DARWIN-NEXT: RET_ReallyLR
    ;
    ; CHECK-LINUX-LABEL: name: test_vaarg
    ; CHECK-LINUX: liveins: $x0, $x1
    ; CHECK-LINUX-NEXT: {{  $}}
    ; CHECK-LINUX-NEXT: [[COPY:%[0-9]+]]:_(p0) = COPY $x0
    ; CHECK-LINUX-NEXT: [[COPY1:%[0-9]+]]:_(p0) = COPY $x1
    ; CHECK-LINUX-NEXT: [[LOAD:%[0-9]+]]:_(s64) = G_LOAD [[COPY1]](p0) :: (load (s64))
    ; CHECK-LINUX-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 8
    ; CHECK-LINUX-NEXT: [[PTR_ADD:%[0-9]+]]:_(p0) = nuw inbounds G_PTR_ADD [[COPY1]], [[C]](s64)
    ; CHECK-LINUX-NEXT: [[LOAD1:%[0-9]+]]:_(s64) = G_LOAD [[PTR_ADD]](p0) :: (load (s64) from unknown-address + 8)
    ; CHECK-LINUX-NEXT: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 16
    ; CHECK-LINUX-NEXT: [[PTR_ADD1:%[0-9]+]]:_(p0) = nuw inbounds G_PTR_ADD [[COPY1]], [[C1]](s64)
    ; CHECK-LINUX-NEXT: [[LOAD2:%[0-9]+]]:_(s64) = G_LOAD [[PTR_ADD1]](p0) :: (load (s64) from unknown-address + 16)
    ; CHECK-LINUX-NEXT: [[C2:%[0-9]+]]:_(s64) = G_CONSTANT i64 24
    ; CHECK-LINUX-NEXT: [[PTR_ADD2:%[0-9]+]]:_(p0) = nuw inbounds G_PTR_ADD [[COPY1]], [[C2]](s64)
    ; CHECK-LINUX-NEXT: [[LOAD3:%[0-9]+]]:_(s64) = G_LOAD [[PTR_ADD2]](p0) :: (load (s64) from unknown-address + 24)
    ; CHECK-LINUX-NEXT: G_STORE [[LOAD]](s64), [[COPY]](p0) :: (store (s64))
    ; CHECK-LINUX-NEXT: [[PTR_ADD3:%[0-9]+]]:_(p0) = nuw inbounds G_PTR_ADD [[COPY]], [[C]](s64)
    ; CHECK-LINUX-NEXT: G_STORE [[LOAD1]](s64), [[PTR_ADD3]](p0) :: (store (s64) into unknown-address + 8)
    ; CHECK-LINUX-NEXT: [[PTR_ADD4:%[0-9]+]]:_(p0) = nuw inbounds G_PTR_ADD [[COPY]], [[C1]](s64)
    ; CHECK-LINUX-NEXT: G_STORE [[LOAD2]](s64), [[PTR_ADD4]](p0) :: (store (s64) into unknown-address + 16)
    ; CHECK-LINUX-NEXT: [[PTR_ADD5:%[0-9]+]]:_(p0) = nuw inbounds G_PTR_ADD [[COPY]], [[C2]](s64)
    ; CHECK-LINUX-NEXT: G_STORE [[LOAD3]](s64), [[PTR_ADD5]](p0) :: (store (s64) into unknown-address + 24)
    ; CHECK-LINUX-NEXT: RET_ReallyLR
        %0:_(p0) = COPY $x0
        %1:_(p0) = COPY $x1
        G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.va_copy), %0(p0), %1
        RET_ReallyLR
...