llvm-project/llvm/test/CodeGen/RISCV/rvv/regalloc-fast-crash.ll

20 lines
950 B
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=riscv32 -mattr=+d,+experimental-zvlsseg,+experimental-zfh,+m \
; RUN: -regalloc=fast -verify-machineinstrs < %s | FileCheck %s
; This test previously crashed with an error "ran out of registers during register allocation"
declare void @llvm.riscv.vsseg2.mask.nxv16i16(<vscale x 16 x i16>,<vscale x 16 x i16>, i16*, <vscale x 16 x i1>, i32)
define void @test_vsseg2_mask_nxv16i16(<vscale x 16 x i16> %val, i16* %base, <vscale x 16 x i1> %mask, i32 %vl) {
; CHECK-LABEL: test_vsseg2_mask_nxv16i16:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: vmv4r.v v4, v8
; CHECK-NEXT: vsetvli zero, a1, e16, m4, ta, mu
; CHECK-NEXT: vsseg2e16.v v4, (a0), v0.t
; CHECK-NEXT: ret
entry:
tail call void @llvm.riscv.vsseg2.mask.nxv16i16(<vscale x 16 x i16> %val,<vscale x 16 x i16> %val, i16* %base, <vscale x 16 x i1> %mask, i32 %vl)
ret void
}