llvm-6502/test/CodeGen/X86/avx512-nontemporal.ll
Adam Nemet f1b790f791 [X86] AVX512: Add non-temporal stores
Note that I followed the AVX2 convention here and didn't add LLVM intrinsics
for stores.  These can be generated with the nontemporal hint on LLVM IR
stores (see new test). The GCC builtins are lowered directly into nontemporal
stores.

<rdar://problem/17082571>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@211176 91177308-0d34-0410-b5e6-96231b3b80d8
2014-06-18 16:51:10 +00:00

20 lines
732 B
LLVM

; RUN: llc < %s -march=x86-64 -mattr=+avx512f | FileCheck %s
define void @f(<16 x float> %A, <16 x float> %AA, i8* %B, <8 x double> %C, <8 x double> %CC, i32 %D, <8 x i64> %E, <8 x i64> %EE) {
; CHECK: vmovntps %z
%cast = bitcast i8* %B to <16 x float>*
%A2 = fadd <16 x float> %A, %AA
store <16 x float> %A2, <16 x float>* %cast, align 64, !nontemporal !0
; CHECK: vmovntdq %z
%cast1 = bitcast i8* %B to <8 x i64>*
%E2 = add <8 x i64> %E, %EE
store <8 x i64> %E2, <8 x i64>* %cast1, align 64, !nontemporal !0
; CHECK: vmovntpd %z
%cast2 = bitcast i8* %B to <8 x double>*
%C2 = fadd <8 x double> %C, %CC
store <8 x double> %C2, <8 x double>* %cast2, align 64, !nontemporal !0
ret void
}
!0 = metadata !{i32 1}