2 * Copyright 2011 Christoph Bumiller
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
18 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
19 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23 #ifndef __NV50_IR_BUILD_UTIL__
24 #define __NV50_IR_BUILD_UTIL__
33 inline void setProgram(Program
*);
34 inline Program
*getProgram() const { return prog
; }
35 inline Function
*getFunction() const { return func
; }
37 // keeps inserting at head/tail of block
38 inline void setPosition(BasicBlock
*, bool tail
);
39 // position advances only if @after is true
40 inline void setPosition(Instruction
*, bool after
);
42 inline BasicBlock
*getBB() { return bb
; }
44 inline void insert(Instruction
*);
45 inline void remove(Instruction
*i
) { assert(i
->bb
== bb
); bb
->remove(i
); }
47 inline LValue
*getScratch(int size
= 4, DataFile
= FILE_GPR
);
48 inline LValue
*getSSA(int size
= 4); // scratch value for a single assignment
50 inline Instruction
*mkOp(operation
, DataType
, Value
*);
51 Instruction
*mkOp1(operation
, DataType
, Value
*, Value
*);
52 Instruction
*mkOp2(operation
, DataType
, Value
*, Value
*, Value
*);
53 Instruction
*mkOp3(operation
, DataType
, Value
*, Value
*, Value
*, Value
*);
55 LValue
*mkOp1v(operation
, DataType
, Value
*, Value
*);
56 LValue
*mkOp2v(operation
, DataType
, Value
*, Value
*, Value
*);
57 LValue
*mkOp3v(operation
, DataType
, Value
*, Value
*, Value
*, Value
*);
59 LValue
*mkLoad(DataType
, Symbol
*, Value
*ptr
);
60 Instruction
*mkStore(operation
, DataType
, Symbol
*, Value
*ptr
, Value
*val
);
62 Instruction
*mkMov(Value
*, Value
*, DataType
= TYPE_U32
);
63 Instruction
*mkMovToReg(int id
, Value
*);
64 Instruction
*mkMovFromReg(Value
*, int id
);
66 Instruction
*mkInterp(unsigned mode
, Value
*, int32_t offset
, Value
*rel
);
67 Instruction
*mkFetch(Value
*, DataType
, DataFile
, int32_t offset
,
68 Value
*attrRel
, Value
*primRel
);
70 Instruction
*mkCvt(operation
, DataType
, Value
*, DataType
, Value
*);
71 CmpInstruction
*mkCmp(operation
, CondCode
, DataType
,
73 Value
*, Value
*, Value
* = NULL
);
74 Instruction
*mkTex(operation
, TexTarget
, uint8_t tic
, uint8_t tsc
,
75 Value
**def
, Value
**src
);
76 Instruction
*mkQuadop(uint8_t qop
, Value
*, uint8_t l
, Value
*, Value
*);
78 FlowInstruction
*mkFlow(operation
, BasicBlock
*target
,
79 CondCode
, Value
*pred
);
81 Instruction
*mkSelect(Value
*pred
, Value
*dst
, Value
*trSrc
, Value
*flSrc
);
83 void mkClobber(DataFile file
, uint32_t regMask
, int regUnitLog2
);
85 ImmediateValue
*mkImm(float);
86 ImmediateValue
*mkImm(uint32_t);
87 ImmediateValue
*mkImm(uint64_t);
89 ImmediateValue
*mkImm(int i
) { return mkImm((uint32_t)i
); }
91 Value
*loadImm(Value
*dst
, float);
92 Value
*loadImm(Value
*dst
, uint32_t);
93 Value
*loadImm(Value
*dst
, uint64_t);
95 Value
*loadImm(Value
*dst
, int i
) { return loadImm(dst
, (uint32_t)i
); }
101 DataArray(BuildUtil
*);
104 inline void setParent(BuildUtil
*bld
) { assert(!up
); up
= bld
; }
106 void setup(uint32_t base
, int len
, int vecDim
, int size
,
107 DataFile
, int8_t fileIndex
= 0);
109 inline bool exists(unsigned int i
, unsigned int c
);
111 Value
*load(int i
, int c
, Value
*ptr
);
112 void store(int i
, int c
, Value
*ptr
, Value
*value
);
113 Value
*acquire(int i
, int c
);
116 Symbol
*mkSymbol(int i
, int c
, Symbol
*base
);
125 uint8_t eltSize
; // in bytes
135 Symbol
*mkSymbol(DataFile file
, int8_t fileIndex
,
136 DataType ty
, uint32_t baseAddress
);
138 Symbol
*mkSysVal(SVSemantic svName
, uint32_t svIndex
);
141 void addImmediate(ImmediateValue
*);
142 inline unsigned int u32Hash(uint32_t);
151 #define NV50_IR_BUILD_IMM_HT_SIZE 256
153 ImmediateValue
*imms
[NV50_IR_BUILD_IMM_HT_SIZE
];
154 unsigned int immCount
;
157 unsigned int BuildUtil::u32Hash(uint32_t u
)
159 return (u
% 273) % NV50_IR_BUILD_IMM_HT_SIZE
;
162 void BuildUtil::setProgram(Program
*program
)
168 BuildUtil::setPosition(BasicBlock
*block
, bool atTail
)
171 prog
= bb
->getProgram();
172 func
= bb
->getFunction();
178 BuildUtil::setPosition(Instruction
*i
, bool after
)
181 prog
= bb
->getProgram();
182 func
= bb
->getFunction();
189 BuildUtil::getScratch(int size
, DataFile f
)
191 LValue
*lval
= new_LValue(func
, f
);
193 lval
->reg
.size
= size
;
198 BuildUtil::getSSA(int size
)
200 LValue
*lval
= new_LValue(func
, FILE_GPR
);
203 lval
->reg
.size
= size
;
207 void BuildUtil::insert(Instruction
*i
)
210 tail
? bb
->insertTail(i
) : bb
->insertHead(i
);
213 bb
->insertAfter(pos
, i
);
216 bb
->insertBefore(pos
, i
);
222 BuildUtil::mkOp(operation op
, DataType ty
, Value
*dst
)
224 Instruction
*insn
= new_Instruction(func
, op
, ty
);
225 insn
->setDef(0, dst
);
227 if (op
== OP_DISCARD
|| op
== OP_EXIT
||
229 op
== OP_QUADON
|| op
== OP_QUADPOP
||
230 op
== OP_EMIT
|| op
== OP_RESTART
)
236 BuildUtil::mkOp1v(operation op
, DataType ty
, Value
*dst
, Value
*src
)
238 mkOp1(op
, ty
, dst
, src
);
239 return dst
->asLValue();
243 BuildUtil::mkOp2v(operation op
, DataType ty
, Value
*dst
,
244 Value
*src0
, Value
*src1
)
246 mkOp2(op
, ty
, dst
, src0
, src1
);
247 return dst
->asLValue();
251 BuildUtil::mkOp3v(operation op
, DataType ty
, Value
*dst
,
252 Value
*src0
, Value
*src1
, Value
*src2
)
254 mkOp3(op
, ty
, dst
, src0
, src1
, src2
);
255 return dst
->asLValue();
259 BuildUtil::DataArray::exists(unsigned int i
, unsigned int c
)
261 assert(i
< arrayLen
&& c
< vecDim
);
262 return !regOnly
|| values
[i
* vecDim
+ c
];
265 } // namespace nv50_ir
267 #endif // __NV50_IR_BUILD_UTIL_H__