Assembly parsing for 4-register sequential variant of VLD2.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142704 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/ARM/ARMExpandPseudoInsts.cpp b/lib/Target/ARM/ARMExpandPseudoInsts.cpp
index 75b48d1b15f879400853e9e7a1a24570049c005a..77bad0c11e32ddccc06849200eee7e81633eca93 100644 (file)
--- a/lib/Target/ARM/ARMExpandPseudoInsts.cpp
+++ b/lib/Target/ARM/ARMExpandPseudoInsts.cpp
@@ -181,12 +181,12 @@ static const NEONLdStTableEntry NEONLdStTable[] = {
 { ARM::VLD2d8Pseudo,        ARM::VLD2d8,       true,  false, SingleSpc,  2, 8 ,false},
 { ARM::VLD2d8Pseudo_UPD,    ARM::VLD2d8_UPD,   true,  true,  SingleSpc,  2, 8 ,false},
 
-{ ARM::VLD2q16Pseudo,       ARM::VLD2q16,      true,  false, SingleSpc,  4, 4 ,true},
-{ ARM::VLD2q16Pseudo_UPD,   ARM::VLD2q16_UPD,  true,  true,  SingleSpc,  4, 4 ,true},
-{ ARM::VLD2q32Pseudo,       ARM::VLD2q32,      true,  false, SingleSpc,  4, 2 ,true},
-{ ARM::VLD2q32Pseudo_UPD,   ARM::VLD2q32_UPD,  true,  true,  SingleSpc,  4, 2 ,true},
-{ ARM::VLD2q8Pseudo,        ARM::VLD2q8,       true,  false, SingleSpc,  4, 8 ,true},
-{ ARM::VLD2q8Pseudo_UPD,    ARM::VLD2q8_UPD,   true,  true,  SingleSpc,  4, 8 ,true},
+{ ARM::VLD2q16Pseudo,       ARM::VLD2q16,      true,  false, SingleSpc,  4, 4 ,false},
+{ ARM::VLD2q16Pseudo_UPD,   ARM::VLD2q16_UPD,  true,  true,  SingleSpc,  4, 4 ,false},
+{ ARM::VLD2q32Pseudo,       ARM::VLD2q32,      true,  false, SingleSpc,  4, 2 ,false},
+{ ARM::VLD2q32Pseudo_UPD,   ARM::VLD2q32_UPD,  true,  true,  SingleSpc,  4, 2 ,false},
+{ ARM::VLD2q8Pseudo,        ARM::VLD2q8,       true,  false, SingleSpc,  4, 8 ,false},
+{ ARM::VLD2q8Pseudo_UPD,    ARM::VLD2q8_UPD,   true,  true,  SingleSpc,  4, 8 ,false},
 
 { ARM::VLD3DUPd16Pseudo,     ARM::VLD3DUPd16,     true, false, SingleSpc, 3, 4,true},
 { ARM::VLD3DUPd16Pseudo_UPD, ARM::VLD3DUPd16_UPD, true, true,  SingleSpc, 3, 4,true},

diff --git a/lib/Target/ARM/ARMInstrNEON.td b/lib/Target/ARM/ARMInstrNEON.td
index 190a344507716813543bc23270b276193dd323ce..1efe68165a05335be176c726b12574b678191804 100644 (file)
--- a/lib/Target/ARM/ARMInstrNEON.td
+++ b/lib/Target/ARM/ARMInstrNEON.td
@@ -411,11 +411,11 @@ class VLD2D<bits<4> op11_8, bits<4> op7_4, string Dt, RegisterOperand VdTy>
   let Inst{5-4} = Rn{5-4};
   let DecoderMethod = "DecodeVLDInstruction";
 }
-class VLD2Q<bits<4> op7_4, string Dt>
+class VLD2Q<bits<4> op7_4, string Dt, RegisterOperand VdTy>
   : NLdSt<0, 0b10, 0b0011, op7_4,
-          (outs DPR:$Vd, DPR:$dst2, DPR:$dst3, DPR:$dst4),
+          (outs VdTy:$Vd),
           (ins addrmode6:$Rn), IIC_VLD2x2,
-          "vld2", Dt, "\\{$Vd, $dst2, $dst3, $dst4\\}, $Rn", "", []> {
+          "vld2", Dt, "$Vd, $Rn", "", []> {
   let Rm = 0b1111;
   let Inst{5-4} = Rn{5-4};
   let DecoderMethod = "DecodeVLDInstruction";
@@ -425,9 +425,9 @@ def  VLD2d8   : VLD2D<0b1000, {0,0,?,?}, "8", VecListTwoD>;
 def  VLD2d16  : VLD2D<0b1000, {0,1,?,?}, "16", VecListTwoD>;
 def  VLD2d32  : VLD2D<0b1000, {1,0,?,?}, "32", VecListTwoD>;
 
-def  VLD2q8   : VLD2Q<{0,0,?,?}, "8">;
-def  VLD2q16  : VLD2Q<{0,1,?,?}, "16">;
-def  VLD2q32  : VLD2Q<{1,0,?,?}, "32">;
+def  VLD2q8   : VLD2Q<{0,0,?,?}, "8", VecListFourD>;
+def  VLD2q16  : VLD2Q<{0,1,?,?}, "16", VecListFourD>;
+def  VLD2q32  : VLD2Q<{1,0,?,?}, "32", VecListFourD>;
 
 def  VLD2d8Pseudo  : VLDQPseudo<IIC_VLD2>;
 def  VLD2d16Pseudo : VLDQPseudo<IIC_VLD2>;
@@ -446,11 +446,11 @@ class VLD2DWB<bits<4> op11_8, bits<4> op7_4, string Dt, RegisterOperand VdTy>
   let Inst{5-4} = Rn{5-4};
   let DecoderMethod = "DecodeVLDInstruction";
 }
-class VLD2QWB<bits<4> op7_4, string Dt>
+class VLD2QWB<bits<4> op7_4, string Dt, RegisterOperand VdTy>
   : NLdSt<0, 0b10, 0b0011, op7_4,
-          (outs DPR:$Vd, DPR:$dst2, DPR:$dst3, DPR:$dst4, GPR:$wb),
+          (outs VdTy:$Vd, GPR:$wb),
           (ins addrmode6:$Rn, am6offset:$Rm), IIC_VLD2x2u,
-          "vld2", Dt, "\\{$Vd, $dst2, $dst3, $dst4\\}, $Rn$Rm",
+          "vld2", Dt, "$Vd, $Rn$Rm",
           "$Rn.addr = $wb", []> {
   let Inst{5-4} = Rn{5-4};
   let DecoderMethod = "DecodeVLDInstruction";
@@ -460,9 +460,9 @@ def VLD2d8_UPD  : VLD2DWB<0b1000, {0,0,?,?}, "8", VecListTwoD>;
 def VLD2d16_UPD : VLD2DWB<0b1000, {0,1,?,?}, "16", VecListTwoD>;
 def VLD2d32_UPD : VLD2DWB<0b1000, {1,0,?,?}, "32", VecListTwoD>;
 
-def VLD2q8_UPD  : VLD2QWB<{0,0,?,?}, "8">;
-def VLD2q16_UPD : VLD2QWB<{0,1,?,?}, "16">;
-def VLD2q32_UPD : VLD2QWB<{1,0,?,?}, "32">;
+def VLD2q8_UPD  : VLD2QWB<{0,0,?,?}, "8", VecListFourD>;
+def VLD2q16_UPD : VLD2QWB<{0,1,?,?}, "16", VecListFourD>;
+def VLD2q32_UPD : VLD2QWB<{1,0,?,?}, "32", VecListFourD>;
 
 def VLD2d8Pseudo_UPD  : VLDQWBPseudo<IIC_VLD2u>;
 def VLD2d16Pseudo_UPD : VLDQWBPseudo<IIC_VLD2u>;

diff --git a/lib/Target/ARM/Disassembler/ARMDisassembler.cpp b/lib/Target/ARM/Disassembler/ARMDisassembler.cpp
index 63ef4af55f8f7cbe1e61a8c8c900140f05bf0d97..dcdb452250dd32f4db63eaaec2d6a63809d17438 100644 (file)
--- a/lib/Target/ARM/Disassembler/ARMDisassembler.cpp
+++ b/lib/Target/ARM/Disassembler/ARMDisassembler.cpp
@@ -1959,12 +1959,6 @@ static DecodeStatus DecodeVLDInstruction(llvm::MCInst &Inst, unsigned Insn,
 
   // Second output register
   switch (Inst.getOpcode()) {
-    case ARM::VLD2q8:
-    case ARM::VLD2q16:
-    case ARM::VLD2q32:
-    case ARM::VLD2q8_UPD:
-    case ARM::VLD2q16_UPD:
-    case ARM::VLD2q32_UPD:
     case ARM::VLD3d8:
     case ARM::VLD3d16:
     case ARM::VLD3d32:
@@ -2006,12 +2000,6 @@ static DecodeStatus DecodeVLDInstruction(llvm::MCInst &Inst, unsigned Insn,
 
   // Third output register
   switch(Inst.getOpcode()) {
-    case ARM::VLD2q8:
-    case ARM::VLD2q16:
-    case ARM::VLD2q32:
-    case ARM::VLD2q8_UPD:
-    case ARM::VLD2q16_UPD:
-    case ARM::VLD2q32_UPD:
     case ARM::VLD3d8:
     case ARM::VLD3d16:
     case ARM::VLD3d32:
@@ -2048,12 +2036,6 @@ static DecodeStatus DecodeVLDInstruction(llvm::MCInst &Inst, unsigned Insn,
 
   // Fourth output register
   switch (Inst.getOpcode()) {
-    case ARM::VLD2q8:
-    case ARM::VLD2q16:
-    case ARM::VLD2q32:
-    case ARM::VLD2q8_UPD:
-    case ARM::VLD2q16_UPD:
-    case ARM::VLD2q32_UPD:
     case ARM::VLD4d8:
     case ARM::VLD4d16:
     case ARM::VLD4d32:

diff --git a/test/MC/ARM/neon-vld-encoding.s b/test/MC/ARM/neon-vld-encoding.s
index c5920e1d096f3cb5497726acfab17521389a69f6..e01afeb7d3084394bb858f472365c1cc188be088 100644 (file)
--- a/test/MC/ARM/neon-vld-encoding.s
+++ b/test/MC/ARM/neon-vld-encoding.s
@@ -38,16 +38,16 @@
        vld2.8  {d16, d17}, [r0, :64]
        vld2.16 {d16, d17}, [r0, :128]
        vld2.32 {d16, d17}, [r0]
-@      vld2.8  {d16, d17, d18, d19}, [r0, :64]
-@      vld2.16 {d16, d17, d18, d19}, [r0, :128]
-@      vld2.32 {d16, d17, d18, d19}, [r0, :256]
+       vld2.8  {d16, d17, d18, d19}, [r0, :64]
+       vld2.16 {d16, d17, d18, d19}, [r0, :128]
+       vld2.32 {d16, d17, d18, d19}, [r0, :256]
 
 @ CHECK: vld2.8        {d16, d17}, [r0, :64]   @ encoding: [0x1f,0x08,0x60,0xf4]
 @ CHECK: vld2.16 {d16, d17}, [r0, :128] @ encoding: [0x6f,0x08,0x60,0xf4]
 @ CHECK: vld2.32 {d16, d17}, [r0] @ encoding: [0x8f,0x08,0x60,0xf4]
-@ FIXME: vld2.8        {d16, d17, d18, d19}, [r0, :64] @ encoding: [0x1f,0x03,0x60,0xf4]
-@ FIXME: vld2.16 {d16, d17, d18, d19}, [r0, :128] @ encoding: [0x6f,0x03,0x60,0xf4]
-@ FIXME: vld2.32 {d16, d17, d18, d19}, [r0, :256] @ encoding: [0xbf,0x03,0x60,0xf4]
+@ CHECK: vld2.8        {d16, d17, d18, d19}, [r0, :64] @ encoding: [0x1f,0x03,0x60,0xf4]
+@ CHECK: vld2.16 {d16, d17, d18, d19}, [r0, :128] @ encoding: [0x6f,0x03,0x60,0xf4]
+@ CHECK: vld2.32 {d16, d17, d18, d19}, [r0, :256] @ encoding: [0xbf,0x03,0x60,0xf4]
 
 
 @      vld3.8  {d16, d17, d18}, [r0, :64]