llvm-mirror/test/CodeGen/AArch64/fp16_intrinsic_vector_3op.ll
Sjoerd Meijer 942d7df325 [AArch64] Codegen tests for the Armv8.2-A FP16 intrinsics
This is a follow up of the AArch64 FP16 intrinsics work;
the codegen tests had not been added yet.

Differential Revision: https://reviews.llvm.org/D44510

llvm-svn: 327624
2018-03-15 13:42:28 +00:00

23 lines
815 B
LLVM

; RUN: llc < %s -mtriple=aarch64-eabi -mattr=+v8.2a,+fullfp16 | FileCheck %s
declare <4 x half> @llvm.fma.v4f16(<4 x half>, <4 x half>, <4 x half>)
declare <8 x half> @llvm.fma.v8f16(<8 x half>, <8 x half>, <8 x half>)
define dso_local <4 x half> @t_vfma_f16(<4 x half> %a, <4 x half> %b, <4 x half> %c) {
; CHECK-LABEL: t_vfma_f16:
; CHECK: fmla v0.4h, v2.4h, v1.4h
; CHECK-NEXT: ret
entry:
%0 = tail call <4 x half> @llvm.fma.v4f16(<4 x half> %b, <4 x half> %c, <4 x half> %a)
ret <4 x half> %0
}
define dso_local <8 x half> @t_vfmaq_f16(<8 x half> %a, <8 x half> %b, <8 x half> %c) {
; CHECK-LABEL: t_vfmaq_f16:
; CHECK: fmla v0.8h, v2.8h, v1.8h
; CHECK-NEXT: ret
entry:
%0 = tail call <8 x half> @llvm.fma.v8f16(<8 x half> %b, <8 x half> %c, <8 x half> %a)
ret <8 x half> %0
}