[llvm] r224866 - [Hexagon] Adding post-increment signed byte loads with tests.
Colin LeMahieu
colinl at codeaurora.org
Fri Dec 26 10:57:14 PST 2014
Author: colinl
Date: Fri Dec 26 12:57:13 2014
New Revision: 224866
URL: http://llvm.org/viewvc/llvm-project?rev=224866&view=rev
Log:
[Hexagon] Adding post-increment signed byte loads with tests.
Modified:
llvm/trunk/lib/Target/Hexagon/HexagonISelDAGToDAG.cpp
llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.cpp
llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.td
llvm/trunk/test/MC/Disassembler/Hexagon/ld.txt
Modified: llvm/trunk/lib/Target/Hexagon/HexagonISelDAGToDAG.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonISelDAGToDAG.cpp?rev=224866&r1=224865&r2=224866&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Hexagon/HexagonISelDAGToDAG.cpp (original)
+++ llvm/trunk/lib/Target/Hexagon/HexagonISelDAGToDAG.cpp Fri Dec 26 12:57:13 2014
@@ -610,7 +610,7 @@ SDNode *HexagonDAGToDAGISel::SelectIndex
Opcode = zextval ? Hexagon::L2_loadruh_io : Hexagon::L2_loadrh_io;
} else if (LoadedVT == MVT::i8) {
if (TII->isValidAutoIncImm(LoadedVT, Val))
- Opcode = zextval ? Hexagon::POST_LDriub : Hexagon::POST_LDrib;
+ Opcode = zextval ? Hexagon::POST_LDriub : Hexagon::L2_loadrb_pi;
else
Opcode = zextval ? Hexagon::L2_loadrub_io : Hexagon::L2_loadrb_io;
} else
Modified: llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.cpp?rev=224866&r1=224865&r2=224866&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.cpp (original)
+++ llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.cpp Fri Dec 26 12:57:13 2014
@@ -694,7 +694,7 @@ bool HexagonInstrInfo::isPredicable(Mach
case Hexagon::POST_LDriuh:
return isShiftedInt<4,1>(MI->getOperand(3).getImm());
- case Hexagon::POST_LDrib:
+ case Hexagon::L2_loadrb_pi:
case Hexagon::POST_LDriub:
return isInt<4>(MI->getOperand(3).getImm());
@@ -1363,8 +1363,8 @@ isConditionalLoad (const MachineInstr* M
case Hexagon::POST_LDriw_cNotPt :
case Hexagon::POST_LDrih_cPt :
case Hexagon::POST_LDrih_cNotPt :
- case Hexagon::POST_LDrib_cPt :
- case Hexagon::POST_LDrib_cNotPt :
+ case Hexagon::L2_ploadrbt_pi :
+ case Hexagon::L2_ploadrbf_pi :
case Hexagon::POST_LDriuh_cPt :
case Hexagon::POST_LDriuh_cNotPt :
case Hexagon::POST_LDriub_cPt :
Modified: llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.td?rev=224866&r1=224865&r2=224866&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.td (original)
+++ llvm/trunk/lib/Target/Hexagon/HexagonInstrInfo.td Fri Dec 26 12:57:13 2014
@@ -1599,6 +1599,106 @@ def : Pat < (i64 (load (add IntRegs:$src
//===----------------------------------------------------------------------===//
// Post increment load
//===----------------------------------------------------------------------===//
+//===----------------------------------------------------------------------===//
+// Template class for non-predicated post increment loads with immediate offset.
+//===----------------------------------------------------------------------===//
+let hasSideEffects = 0, addrMode = PostInc in
+class T_load_pi <string mnemonic, RegisterClass RC, Operand ImmOp,
+ bits<4> MajOp >
+ : LDInstPI <(outs RC:$dst, IntRegs:$dst2),
+ (ins IntRegs:$src1, ImmOp:$offset),
+ "$dst = "#mnemonic#"($src1++#$offset)" ,
+ [],
+ "$src1 = $dst2" > ,
+ PredNewRel {
+ bits<5> dst;
+ bits<5> src1;
+ bits<7> offset;
+ bits<4> offsetBits;
+
+ string ImmOpStr = !cast<string>(ImmOp);
+ let offsetBits = !if (!eq(ImmOpStr, "s4_3Imm"), offset{6-3},
+ !if (!eq(ImmOpStr, "s4_2Imm"), offset{5-2},
+ !if (!eq(ImmOpStr, "s4_1Imm"), offset{4-1},
+ /* s4_0Imm */ offset{3-0})));
+ let hasNewValue = !if (!eq(ImmOpStr, "s4_3Imm"), 0, 1);
+
+ let IClass = 0b1001;
+
+ let Inst{27-25} = 0b101;
+ let Inst{24-21} = MajOp;
+ let Inst{20-16} = src1;
+ let Inst{13-12} = 0b00;
+ let Inst{8-5} = offsetBits;
+ let Inst{4-0} = dst;
+ }
+
+//===----------------------------------------------------------------------===//
+// Template class for predicated post increment loads with immediate offset.
+//===----------------------------------------------------------------------===//
+let isPredicated = 1, hasSideEffects = 0, addrMode = PostInc in
+class T_pload_pi <string mnemonic, RegisterClass RC, Operand ImmOp,
+ bits<4> MajOp, bit isPredNot, bit isPredNew >
+ : LDInst <(outs RC:$dst, IntRegs:$dst2),
+ (ins PredRegs:$src1, IntRegs:$src2, ImmOp:$offset),
+ !if(isPredNot, "if (!$src1", "if ($src1")#!if(isPredNew, ".new) ",
+ ") ")#"$dst = "#mnemonic#"($src2++#$offset)",
+ [] ,
+ "$src2 = $dst2" > ,
+ PredNewRel {
+ bits<5> dst;
+ bits<2> src1;
+ bits<5> src2;
+ bits<7> offset;
+ bits<4> offsetBits;
+
+ let isPredicatedNew = isPredNew;
+ let isPredicatedFalse = isPredNot;
+
+ string ImmOpStr = !cast<string>(ImmOp);
+ let offsetBits = !if (!eq(ImmOpStr, "s4_3Imm"), offset{6-3},
+ !if (!eq(ImmOpStr, "s4_2Imm"), offset{5-2},
+ !if (!eq(ImmOpStr, "s4_1Imm"), offset{4-1},
+ /* s4_0Imm */ offset{3-0})));
+ let hasNewValue = !if (!eq(ImmOpStr, "s4_3Imm"), 0, 1);
+
+ let IClass = 0b1001;
+
+ let Inst{27-25} = 0b101;
+ let Inst{24-21} = MajOp;
+ let Inst{20-16} = src2;
+ let Inst{13} = 0b1;
+ let Inst{12} = isPredNew;
+ let Inst{11} = isPredNot;
+ let Inst{10-9} = src1;
+ let Inst{8-5} = offsetBits;
+ let Inst{4-0} = dst;
+ }
+
+//===----------------------------------------------------------------------===//
+// Multiclass for post increment loads with immediate offset.
+//===----------------------------------------------------------------------===//
+
+multiclass LD_PostInc <string mnemonic, string BaseOp, RegisterClass RC,
+ Operand ImmOp, bits<4> MajOp> {
+ let BaseOpcode = "POST_"#BaseOp in {
+ let isPredicable = 1 in
+ def L2_#NAME#_pi : T_load_pi < mnemonic, RC, ImmOp, MajOp>;
+
+ // Predicated
+ def L2_p#NAME#t_pi : T_pload_pi < mnemonic, RC, ImmOp, MajOp, 0, 0>;
+ def L2_p#NAME#f_pi : T_pload_pi < mnemonic, RC, ImmOp, MajOp, 1, 0>;
+
+ // Predicated new
+ def L2_p#NAME#tnew_pi : T_pload_pi < mnemonic, RC, ImmOp, MajOp, 0, 1>;
+ def L2_p#NAME#fnew_pi : T_pload_pi < mnemonic, RC, ImmOp, MajOp, 1, 1>;
+ }
+}
+
+// post increment byte loads with immediate offset
+let accessSize = ByteAccess, isCodeGenOnly = 0 in {
+ defm loadrb : LD_PostInc <"memb", "LDrib", IntRegs, s4_0Imm, 0b1000>;
+}
multiclass LD_PostInc_Pbase<string mnemonic, RegisterClass RC, Operand ImmOp,
bit isNot, bit isPredNew> {
@@ -1621,7 +1721,7 @@ multiclass LD_PostInc_Pred<string mnemon
}
}
-multiclass LD_PostInc<string mnemonic, string BaseOp, RegisterClass RC,
+multiclass LD_PostInc2<string mnemonic, string BaseOp, RegisterClass RC,
Operand ImmOp> {
let BaseOpcode = "POST_"#BaseOp in {
@@ -1640,17 +1740,15 @@ multiclass LD_PostInc<string mnemonic, s
}
let hasCtrlDep = 1, hasSideEffects = 0, addrMode = PostInc in {
- defm POST_LDrib : LD_PostInc<"memb", "LDrib", IntRegs, s4_0Imm>,
- PredNewRel;
- defm POST_LDriub : LD_PostInc<"memub", "LDriub", IntRegs, s4_0Imm>,
+ defm POST_LDriub : LD_PostInc2<"memub", "LDriub", IntRegs, s4_0Imm>,
PredNewRel;
- defm POST_LDrih : LD_PostInc<"memh", "LDrih", IntRegs, s4_1Imm>,
+ defm POST_LDrih : LD_PostInc2<"memh", "LDrih", IntRegs, s4_1Imm>,
PredNewRel;
- defm POST_LDriuh : LD_PostInc<"memuh", "LDriuh", IntRegs, s4_1Imm>,
+ defm POST_LDriuh : LD_PostInc2<"memuh", "LDriuh", IntRegs, s4_1Imm>,
PredNewRel;
- defm POST_LDriw : LD_PostInc<"memw", "LDriw", IntRegs, s4_2Imm>,
+ defm POST_LDriw : LD_PostInc2<"memw", "LDriw", IntRegs, s4_2Imm>,
PredNewRel;
- defm POST_LDrid : LD_PostInc<"memd", "LDrid", DoubleRegs, s4_3Imm>,
+ defm POST_LDrid : LD_PostInc2<"memd", "LDrid", DoubleRegs, s4_3Imm>,
PredNewRel;
}
Modified: llvm/trunk/test/MC/Disassembler/Hexagon/ld.txt
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/Disassembler/Hexagon/ld.txt?rev=224866&r1=224865&r2=224866&view=diff
==============================================================================
--- llvm/trunk/test/MC/Disassembler/Hexagon/ld.txt (original)
+++ llvm/trunk/test/MC/Disassembler/Hexagon/ld.txt Fri Dec 26 12:57:13 2014
@@ -10,6 +10,7 @@
0x03 0x40 0x45 0x85 0x70 0xd8 0xd5 0x47
# CHECK: p3 = r5
# CHECK-NEXT: if (!p3.new) r17:16 = memd(r21 + #24)
+
0xf1 0xc3 0x15 0x91
# CHECK: r17 = memb(r21 + #31)
0x91 0xdd 0x15 0x41
@@ -22,10 +23,14 @@
0x03 0x40 0x45 0x85 0x91 0xdd 0x15 0x47
# CHECK: p3 = r5
# CHECK-NEXT: if (!p3.new) r17 = memb(r21 + #44)
+
0xf1 0xc3 0x55 0x91
# CHECK: r17 = memh(r21 + #62)
+
0xf1 0xc3 0x35 0x91
# CHECK: r17 = memub(r21 + #31)
+0xb1 0xc0 0x15 0x9b
+# CHECK: r17 = memb(r21++#5)
0xf1 0xdb 0x35 0x41
# CHECK: if (p3) r17 = memub(r21 + #31)
0x03 0x40 0x45 0x85 0xf1 0xdb 0x35 0x43
@@ -36,6 +41,17 @@
0x03 0x40 0x45 0x85 0xf1 0xdb 0x35 0x47
# CHECK: p3 = r5
# CHECK-NEXT: if (!p3.new) r17 = memub(r21 + #31)
+0xb1 0xe6 0x15 0x9b
+# CHECK: if (p3) r17 = memb(r21++#5)
+0xb1 0xee 0x15 0x9b
+# CHECK: if (!p3) r17 = memb(r21++#5)
+0x03 0x40 0x45 0x85 0xb1 0xf6 0x15 0x9b
+# CHECK: p3 = r5
+# CHECK-NEXT: if (p3.new) r17 = memb(r21++#5)
+0x03 0x40 0x45 0x85 0xb1 0xfe 0x15 0x9b
+# CHECK: p3 = r5
+# CHECK-NEXT: if (!p3.new) r17 = memb(r21++#5)
+
0xb1 0xc2 0x75 0x91
# CHECK: r17 = memuh(r21 + #42)
0xb1 0xda 0x75 0x41
@@ -48,6 +64,7 @@
0x03 0x40 0x45 0x85 0xb1 0xda 0x75 0x47
# CHECK: p3 = r5
# CHECK-NEXT: if (!p3.new) r17 = memuh(r21 + #42)
+
0xb1 0xc2 0x95 0x91
# CHECK: r17 = memw(r21 + #84)
0xb1 0xda 0x95 0x41
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