llvm-for-llvmta/test/CodeGen/Hexagon/hvx-double-vzero.ll

34 lines
1.0 KiB
LLVM

; RUN: llc -march=hexagon < %s | FileCheck %s
; Test that V_vzero and W_vzero intrinsics work. The W_vzero intrinsic was added
; for v65/hvx.
; CHECK-LABEL: f0:
; CHECK: [[VREG1:v([0-9]+)]] = vxor([[VREG1]],[[VREG1]])
define void @f0(i16** nocapture %a0) #0 {
b0:
%v0 = bitcast i16** %a0 to <32 x i32>*
%v1 = tail call <32 x i32> @llvm.hexagon.V6.vd0.128B()
store <32 x i32> %v1, <32 x i32>* %v0, align 64
ret void
}
; Function Attrs: nounwind readnone
declare <32 x i32> @llvm.hexagon.V6.vd0.128B() #1
; CHECK-LABEL: f1:
; CHECK: [[VREG2:v([0-9]+):([0-9]+).w]] = vsub([[VREG2]],[[VREG2]])
define void @f1(i16** nocapture %a0) #0 {
b0:
%v0 = bitcast i16** %a0 to <64 x i32>*
%v1 = tail call <64 x i32> @llvm.hexagon.V6.vdd0.128B()
store <64 x i32> %v1, <64 x i32>* %v0, align 128
ret void
}
; Function Attrs: nounwind readnone
declare <64 x i32> @llvm.hexagon.V6.vdd0.128B() #1
attributes #0 = { nounwind "target-cpu"="hexagonv65" "target-features"="+hvxv65,+hvx-length128b" }
attributes #1 = { nounwind readnone }