[llvm-commits] [llvm] r117126 - in /llvm/trunk: lib/Target/ARM/ARMInstrNEON.td test/MC/ARM/neon-mul-accum-encoding.ll

Owen Anderson resistor at mac.com
Fri Oct 22 11:54:37 PDT 2010


Author: resistor
Date: Fri Oct 22 13:54:37 2010
New Revision: 117126

URL: http://llvm.org/viewvc/llvm-project?rev=117126&view=rev
Log:
Provide correct NEON encodings for vmla.

Added:
    llvm/trunk/test/MC/ARM/neon-mul-accum-encoding.ll
Modified:
    llvm/trunk/lib/Target/ARM/ARMInstrNEON.td

Modified: llvm/trunk/lib/Target/ARM/ARMInstrNEON.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMInstrNEON.td?rev=117126&r1=117125&r2=117126&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMInstrNEON.td (original)
+++ llvm/trunk/lib/Target/ARM/ARMInstrNEON.td Fri Oct 22 13:54:37 2010
@@ -1337,10 +1337,11 @@
                 InstrItinClass itin, string OpcodeStr, string Dt,
                 ValueType Ty, SDNode MulOp, SDNode OpNode>
   : N3V<op24, op23, op21_20, op11_8, 0, op4,
-        (outs DPR:$dst), (ins DPR:$src1, DPR:$src2, DPR:$src3), N3RegFrm, itin,
-        OpcodeStr, Dt, "$dst, $src2, $src3", "$src1 = $dst",
-        [(set DPR:$dst, (Ty (OpNode DPR:$src1,
-                             (Ty (MulOp DPR:$src2, DPR:$src3)))))]>;
+        (outs DPR:$Vd), (ins DPR:$src1, DPR:$Vn, DPR:$Vm), N3RegFrm, itin,
+        OpcodeStr, Dt, "$Vd, $Vn, $Vm", "$src1 = $Vd",
+        [(set DPR:$Vd, (Ty (OpNode DPR:$src1,
+                             (Ty (MulOp DPR:$Vn, DPR:$Vm)))))]>;
+
 class N3VDMulOpSL<bits<2> op21_20, bits<4> op11_8, InstrItinClass itin,
                   string OpcodeStr, string Dt,
                   ValueType Ty, SDNode MulOp, SDNode ShOp>
@@ -1358,24 +1359,24 @@
                     string OpcodeStr, string Dt,
                     ValueType Ty, SDNode MulOp, SDNode ShOp>
   : N3V<0, 1, op21_20, op11_8, 1, 0,
-        (outs DPR:$dst),
-        (ins DPR:$src1, DPR:$src2, DPR_8:$src3, nohash_imm:$lane),
+        (outs DPR:$Vd),
+        (ins DPR:$src1, DPR:$Vn, DPR_8:$Vm, nohash_imm:$lane),
         NVMulSLFrm, itin,
-        OpcodeStr, Dt, "$dst, $src2, $src3[$lane]", "$src1 = $dst",
-        [(set (Ty DPR:$dst),
+        OpcodeStr, Dt, "$Vd, $Vn, $Vm[$lane]", "$src1 = $Vd",
+        [(set (Ty DPR:$Vd),
               (Ty (ShOp (Ty DPR:$src1),
-                        (Ty (MulOp DPR:$src2,
-                                   (Ty (NEONvduplane (Ty DPR_8:$src3),
+                        (Ty (MulOp DPR:$Vn,
+                                   (Ty (NEONvduplane (Ty DPR_8:$Vm),
                                                      imm:$lane)))))))]>;
 
 class N3VQMulOp<bit op24, bit op23, bits<2> op21_20, bits<4> op11_8, bit op4,
                 InstrItinClass itin, string OpcodeStr, string Dt, ValueType Ty,
                 SDNode MulOp, SDNode OpNode>
   : N3V<op24, op23, op21_20, op11_8, 1, op4,
-        (outs QPR:$dst), (ins QPR:$src1, QPR:$src2, QPR:$src3), N3RegFrm, itin,
-        OpcodeStr, Dt, "$dst, $src2, $src3", "$src1 = $dst",
-        [(set QPR:$dst, (Ty (OpNode QPR:$src1,
-                             (Ty (MulOp QPR:$src2, QPR:$src3)))))]>;
+        (outs QPR:$Vd), (ins QPR:$src1, QPR:$Vn, QPR:$Vm), N3RegFrm, itin,
+        OpcodeStr, Dt, "$Vd, $Vn, $Vm", "$src1 = $Vd",
+        [(set QPR:$Vd, (Ty (OpNode QPR:$src1,
+                             (Ty (MulOp QPR:$Vn, QPR:$Vm)))))]>;
 class N3VQMulOpSL<bits<2> op21_20, bits<4> op11_8, InstrItinClass itin,
                   string OpcodeStr, string Dt, ValueType ResTy, ValueType OpTy,
                   SDNode MulOp, SDNode ShOp>

Added: llvm/trunk/test/MC/ARM/neon-mul-accum-encoding.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/ARM/neon-mul-accum-encoding.ll?rev=117126&view=auto
==============================================================================
--- llvm/trunk/test/MC/ARM/neon-mul-accum-encoding.ll (added)
+++ llvm/trunk/test/MC/ARM/neon-mul-accum-encoding.ll Fri Oct 22 13:54:37 2010
@@ -0,0 +1,89 @@
+; RUN: llc -show-mc-encoding -march=arm -mcpu=cortex-a8 -mattr=+neon < %s | FileCheck %s
+
+; CHECK: vmla_8xi8
+define <8 x i8> @vmla_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: vmla.i8	d16, d18, d17           @ encoding: [0xa1,0x09,0x42,0xf2]
+	%tmp4 = mul <8 x i8> %tmp2, %tmp3
+	%tmp5 = add <8 x i8> %tmp1, %tmp4
+	ret <8 x i8> %tmp5
+}
+
+; CHECK: vmla_4xi16
+define <4 x i16> @vmla_4xi16(<4 x i16>* %A, <4 x i16>* %B, <4 x i16>* %C) nounwind {
+	%tmp1 = load <4 x i16>* %A
+	%tmp2 = load <4 x i16>* %B
+	%tmp3 = load <4 x i16>* %C
+; CHECK: vmla.i16	d16, d18, d17   @ encoding: [0xa1,0x09,0x52,0xf2]
+	%tmp4 = mul <4 x i16> %tmp2, %tmp3
+	%tmp5 = add <4 x i16> %tmp1, %tmp4
+	ret <4 x i16> %tmp5
+}
+
+; CHECK: vmla_2xi32
+define <2 x i32> @vmla_2xi32(<2 x i32>* %A, <2 x i32>* %B, <2 x i32>* %C) nounwind {
+	%tmp1 = load <2 x i32>* %A
+	%tmp2 = load <2 x i32>* %B
+	%tmp3 = load <2 x i32>* %C
+; CHECK: vmla.i32	d16, d18, d17   @ encoding: [0xa1,0x09,0x62,0xf2]
+	%tmp4 = mul <2 x i32> %tmp2, %tmp3
+	%tmp5 = add <2 x i32> %tmp1, %tmp4
+	ret <2 x i32> %tmp5
+}
+
+; CHECK: vmla_2xfloat
+define <2 x float> @vmla_2xfloat(<2 x float>* %A, <2 x float>* %B, <2 x float>* %C) nounwind {
+	%tmp1 = load <2 x float>* %A
+	%tmp2 = load <2 x float>* %B
+	%tmp3 = load <2 x float>* %C
+; CHECK: vmla.f32	d16, d18, d17   @ encoding: [0xb1,0x0d,0x42,0xf2]
+	%tmp4 = fmul <2 x float> %tmp2, %tmp3
+	%tmp5 = fadd <2 x float> %tmp1, %tmp4
+	ret <2 x float> %tmp5
+}
+
+; CHECK: vmla_16xi8
+define <16 x i8> @vmla_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: vmla.i8	q9, q8, q10             @ encoding: [0xe4,0x29,0x40,0xf2]
+	%tmp4 = mul <16 x i8> %tmp2, %tmp3
+	%tmp5 = add <16 x i8> %tmp1, %tmp4
+	ret <16 x i8> %tmp5
+}
+
+; CHECK: vmla_8xi16
+define <8 x i16> @vmla_8xi16(<8 x i16>* %A, <8 x i16>* %B, <8 x i16>* %C) nounwind {
+	%tmp1 = load <8 x i16>* %A
+	%tmp2 = load <8 x i16>* %B
+	%tmp3 = load <8 x i16>* %C
+; CHECK: vmla.i16	q9, q8, q10     @ encoding: [0xe4,0x29,0x50,0xf2]
+	%tmp4 = mul <8 x i16> %tmp2, %tmp3
+	%tmp5 = add <8 x i16> %tmp1, %tmp4
+	ret <8 x i16> %tmp5
+}
+
+; CHECK: vmla_4xi32
+define <4 x i32> @vmla_4xi32(<4 x i32>* %A, <4 x i32>* %B, <4 x i32>* %C) nounwind {
+	%tmp1 = load <4 x i32>* %A
+	%tmp2 = load <4 x i32>* %B
+	%tmp3 = load <4 x i32>* %C
+; CHECK: vmla.i32	q9, q8, q10     @ encoding: [0xe4,0x29,0x60,0xf2]
+	%tmp4 = mul <4 x i32> %tmp2, %tmp3
+	%tmp5 = add <4 x i32> %tmp1, %tmp4
+	ret <4 x i32> %tmp5
+}
+
+; CHECK: vmla_4xfloat
+define <4 x float> @vmla_4xfloat(<4 x float>* %A, <4 x float>* %B, <4 x float>* %C) nounwind {
+	%tmp1 = load <4 x float>* %A
+	%tmp2 = load <4 x float>* %B
+	%tmp3 = load <4 x float>* %C
+; CHECK: vmla.f32	q9, q8, q10     @ encoding: [0xf4,0x2d,0x40,0xf2]
+	%tmp4 = fmul <4 x float> %tmp2, %tmp3
+	%tmp5 = fadd <4 x float> %tmp1, %tmp4
+	ret <4 x float> %tmp5
+}





More information about the llvm-commits mailing list