| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=aarch64-none-linux-gnu -mattr=+neon,+sve | FileCheck %s |
| |
| define <16 x i8> @subsubii8(<16 x i8> %a, i8 %b) { |
| ; CHECK-LABEL: subsubii8: |
| ; CHECK: // %bb.0: // %entry |
| ; CHECK-NEXT: dup v0.16b, w0 |
| ; CHECK-NEXT: ret |
| entry: |
| %sub = sub i8 0, %b |
| %0 = insertelement <16 x i8> undef, i8 %sub, i32 0 |
| %sh_prom = shufflevector <16 x i8> %0, <16 x i8> undef, <16 x i32> zeroinitializer |
| %sub2 = sub <16 x i8> zeroinitializer, %sh_prom |
| ret <16 x i8> %sub2 |
| } |
| |
| define <vscale x 16 x i8> @subsubni8(<vscale x 16 x i8> %a, i8 %b) { |
| ; CHECK-LABEL: subsubni8: |
| ; CHECK: // %bb.0: // %entry |
| ; CHECK-NEXT: mov z0.b, w0 |
| ; CHECK-NEXT: ret |
| entry: |
| %sub = sub i8 0, %b |
| %0 = insertelement <vscale x 16 x i8> undef, i8 %sub, i32 0 |
| %sh_prom = shufflevector <vscale x 16 x i8> %0, <vscale x 16 x i8> undef, <vscale x 16 x i32> zeroinitializer |
| %sub2 = sub <vscale x 16 x i8> zeroinitializer, %sh_prom |
| ret <vscale x 16 x i8> %sub2 |
| } |