llvm-project/llvm/test/CodeGen/AArch64/arm64-i16-subreg-extract.ll

13 lines
360 B
LLVM

; RUN: llc < %s -march=arm64 -aarch64-neon-syntax=apple | FileCheck %s
define i32 @foo(<4 x i16>* %__a) nounwind {
; CHECK-LABEL: foo:
; CHECK: umov.h w{{[0-9]+}}, v{{[0-9]+}}[0]
%tmp18 = load <4 x i16>* %__a, align 8
%vget_lane = extractelement <4 x i16> %tmp18, i32 0
%conv = zext i16 %vget_lane to i32
%mul = mul nsw i32 3, %conv
ret i32 %mul
}