From 4110b4325da839e17dae901996b2263a1c672c87 Mon Sep 17 00:00:00 2001 From: Owen Anderson Date: Mon, 25 Oct 2010 20:13:13 +0000 Subject: [PATCH] Provide correct NEON encodings for vbsl. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117293 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/ARM/ARMInstrNEON.td | 24 ++++++++++++------------ test/MC/ARM/neon-bitwise-encoding.ll | 26 ++++++++++++++++++++++++++ 2 files changed, 38 insertions(+), 12 deletions(-) diff --git a/lib/Target/ARM/ARMInstrNEON.td b/lib/Target/ARM/ARMInstrNEON.td index 417c48b9d52..9659329ee7d 100644 --- a/lib/Target/ARM/ARMInstrNEON.td +++ b/lib/Target/ARM/ARMInstrNEON.td @@ -2934,20 +2934,20 @@ def : Pat<(v2i32 (vnotd DPR:$src)), (VMVNd DPR:$src)>; def : Pat<(v4i32 (vnotq QPR:$src)), (VMVNq QPR:$src)>; // VBSL : Vector Bitwise Select -def VBSLd : N3VX<1, 0, 0b01, 0b0001, 0, 1, (outs DPR:$dst), - (ins DPR:$src1, DPR:$src2, DPR:$src3), +def VBSLd : N3VX<1, 0, 0b01, 0b0001, 0, 1, (outs DPR:$Vd), + (ins DPR:$src1, DPR:$Vn, DPR:$Vm), N3RegFrm, IIC_VCNTiD, - "vbsl", "$dst, $src2, $src3", "$src1 = $dst", - [(set DPR:$dst, - (v2i32 (or (and DPR:$src2, DPR:$src1), - (and DPR:$src3, (vnotd DPR:$src1)))))]>; -def VBSLq : N3VX<1, 0, 0b01, 0b0001, 1, 1, (outs QPR:$dst), - (ins QPR:$src1, QPR:$src2, QPR:$src3), + "vbsl", "$Vd, $Vn, $Vm", "$src1 = $Vd", + [(set DPR:$Vd, + (v2i32 (or (and DPR:$Vn, DPR:$src1), + (and DPR:$Vm, (vnotd DPR:$src1)))))]>; +def VBSLq : N3VX<1, 0, 0b01, 0b0001, 1, 1, (outs QPR:$Vd), + (ins QPR:$src1, QPR:$Vn, QPR:$Vm), N3RegFrm, IIC_VCNTiQ, - "vbsl", "$dst, $src2, $src3", "$src1 = $dst", - [(set QPR:$dst, - (v4i32 (or (and QPR:$src2, QPR:$src1), - (and QPR:$src3, (vnotq QPR:$src1)))))]>; + "vbsl", "$Vd, $Vn, $Vm", "$src1 = $Vd", + [(set QPR:$Vd, + (v4i32 (or (and QPR:$Vn, QPR:$src1), + (and QPR:$Vm, (vnotq QPR:$src1)))))]>; // VBIF : Vector Bitwise Insert if False // like VBSL but with: "vbif $dst, $src3, $src1", "$src2 = $dst", diff --git a/test/MC/ARM/neon-bitwise-encoding.ll b/test/MC/ARM/neon-bitwise-encoding.ll index a90d1409265..386f788486f 100644 --- a/test/MC/ARM/neon-bitwise-encoding.ll +++ b/test/MC/ARM/neon-bitwise-encoding.ll @@ -113,3 +113,29 @@ define <16 x i8> @vmvn_16xi8(<16 x i8>* %A) nounwind { %tmp2 = xor <16 x i8> %tmp1, < i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1 > ret <16 x i8> %tmp2 } + +; CHECK: vbsl_8xi8 +define <8 x i8> @vbsl_8xi8(<8 x i8>* %A, <8 x i8>* %B, <8 x i8>* %C) nounwind { + %tmp1 = load <8 x i8>* %A + %tmp2 = load <8 x i8>* %B + %tmp3 = load <8 x i8>* %C +; CHECK: vbsl d18, d17, d16 @ encoding: [0xb0,0x21,0x51,0xf3] + %tmp4 = and <8 x i8> %tmp1, %tmp2 + %tmp5 = xor <8 x i8> %tmp1, < i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1 > + %tmp6 = and <8 x i8> %tmp5, %tmp3 + %tmp7 = or <8 x i8> %tmp4, %tmp6 + ret <8 x i8> %tmp7 +} + +; CHECK: vbsl_16xi8 +define <16 x i8> @vbsl_16xi8(<16 x i8>* %A, <16 x i8>* %B, <16 x i8>* %C) nounwind { + %tmp1 = load <16 x i8>* %A + %tmp2 = load <16 x i8>* %B + %tmp3 = load <16 x i8>* %C +; CHECK: vbsl q8, q10, q9 @ encoding: [0xf2,0x01,0x54,0xf3] + %tmp4 = and <16 x i8> %tmp1, %tmp2 + %tmp5 = xor <16 x i8> %tmp1, < i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1 > + %tmp6 = and <16 x i8> %tmp5, %tmp3 + %tmp7 = or <16 x i8> %tmp4, %tmp6 + ret <16 x i8> %tmp7 +} \ No newline at end of file