mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-14 11:32:34 +00:00
6639f066e1
It makes apparently no change it to set this bit or not but the docs recommand to left it cleared. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192552 91177308-0d34-0410-b5e6-96231b3b80d8
2388 lines
73 KiB
TableGen
2388 lines
73 KiB
TableGen
//===-- R600Instructions.td - R600 Instruction defs -------*- tablegen -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// R600 Tablegen instruction definitions
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//
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//===----------------------------------------------------------------------===//
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include "R600Intrinsics.td"
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include "R600InstrFormats.td"
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class InstR600ISA <dag outs, dag ins, string asm, list<dag> pattern> :
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InstR600 <outs, ins, asm, pattern, NullALU> {
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let Namespace = "AMDGPU";
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}
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def MEMxi : Operand<iPTR> {
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let MIOperandInfo = (ops R600_TReg32_X:$ptr, i32imm:$index);
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let PrintMethod = "printMemOperand";
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}
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def MEMrr : Operand<iPTR> {
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let MIOperandInfo = (ops R600_Reg32:$ptr, R600_Reg32:$index);
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}
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// Operands for non-registers
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class InstFlag<string PM = "printOperand", int Default = 0>
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: OperandWithDefaultOps <i32, (ops (i32 Default))> {
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let PrintMethod = PM;
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}
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// src_sel for ALU src operands, see also ALU_CONST, ALU_PARAM registers
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def SEL : OperandWithDefaultOps <i32, (ops (i32 -1))> {
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let PrintMethod = "printSel";
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}
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def BANK_SWIZZLE : OperandWithDefaultOps <i32, (ops (i32 0))> {
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let PrintMethod = "printBankSwizzle";
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}
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def LITERAL : InstFlag<"printLiteral">;
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def WRITE : InstFlag <"printWrite", 1>;
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def OMOD : InstFlag <"printOMOD">;
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def REL : InstFlag <"printRel">;
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def CLAMP : InstFlag <"printClamp">;
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def NEG : InstFlag <"printNeg">;
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def ABS : InstFlag <"printAbs">;
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def UEM : InstFlag <"printUpdateExecMask">;
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def UP : InstFlag <"printUpdatePred">;
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// XXX: The r600g finalizer in Mesa expects last to be one in most cases.
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// Once we start using the packetizer in this backend we should have this
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// default to 0.
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def LAST : InstFlag<"printLast", 1>;
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def RSel : Operand<i32> {
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let PrintMethod = "printRSel";
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}
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def CT: Operand<i32> {
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let PrintMethod = "printCT";
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}
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def FRAMEri : Operand<iPTR> {
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let MIOperandInfo = (ops R600_Reg32:$ptr, i32imm:$index);
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}
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def ADDRParam : ComplexPattern<i32, 2, "SelectADDRParam", [], []>;
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def ADDRDWord : ComplexPattern<i32, 1, "SelectADDRDWord", [], []>;
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def ADDRVTX_READ : ComplexPattern<i32, 2, "SelectADDRVTX_READ", [], []>;
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def ADDRGA_CONST_OFFSET : ComplexPattern<i32, 1, "SelectGlobalValueConstantOffset", [], []>;
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def ADDRGA_VAR_OFFSET : ComplexPattern<i32, 2, "SelectGlobalValueVariableOffset", [], []>;
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def ADDRIndirect : ComplexPattern<iPTR, 2, "SelectADDRIndirect", [], []>;
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def R600_Pred : PredicateOperand<i32, (ops R600_Predicate),
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(ops PRED_SEL_OFF)>;
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let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
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// Class for instructions with only one source register.
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// If you add new ins to this instruction, make sure they are listed before
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// $literal, because the backend currently assumes that the last operand is
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// a literal. Also be sure to update the enum R600Op1OperandIndex::ROI in
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// R600Defines.h, R600InstrInfo::buildDefaultInstruction(),
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// and R600InstrInfo::getOperandIdx().
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class R600_1OP <bits<11> inst, string opName, list<dag> pattern,
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InstrItinClass itin = AnyALU> :
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InstR600 <(outs R600_Reg32:$dst),
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(ins WRITE:$write, OMOD:$omod, REL:$dst_rel, CLAMP:$clamp,
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R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, ABS:$src0_abs, SEL:$src0_sel,
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LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal,
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BANK_SWIZZLE:$bank_swizzle),
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!strconcat(" ", opName,
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"$clamp $last $dst$write$dst_rel$omod, "
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"$src0_neg$src0_abs$src0$src0_abs$src0_rel, "
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"$pred_sel $bank_swizzle"),
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pattern,
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itin>,
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R600ALU_Word0,
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R600ALU_Word1_OP2 <inst> {
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let src1 = 0;
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let src1_rel = 0;
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let src1_neg = 0;
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let src1_abs = 0;
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let update_exec_mask = 0;
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let update_pred = 0;
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let HasNativeOperands = 1;
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let Op1 = 1;
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let ALUInst = 1;
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let DisableEncoding = "$literal";
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let UseNamedOperandTable = 1;
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let Inst{31-0} = Word0;
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let Inst{63-32} = Word1;
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}
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class R600_1OP_Helper <bits<11> inst, string opName, SDPatternOperator node,
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InstrItinClass itin = AnyALU> :
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R600_1OP <inst, opName,
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[(set R600_Reg32:$dst, (node R600_Reg32:$src0))]
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>;
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// If you add or change the operands for R600_2OP instructions, you must
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// also update the R600Op2OperandIndex::ROI enum in R600Defines.h,
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// R600InstrInfo::buildDefaultInstruction(), and R600InstrInfo::getOperandIdx().
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class R600_2OP <bits<11> inst, string opName, list<dag> pattern,
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InstrItinClass itin = AnyALU> :
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InstR600 <(outs R600_Reg32:$dst),
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(ins UEM:$update_exec_mask, UP:$update_pred, WRITE:$write,
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OMOD:$omod, REL:$dst_rel, CLAMP:$clamp,
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R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, ABS:$src0_abs, SEL:$src0_sel,
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R600_Reg32:$src1, NEG:$src1_neg, REL:$src1_rel, ABS:$src1_abs, SEL:$src1_sel,
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LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal,
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BANK_SWIZZLE:$bank_swizzle),
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!strconcat(" ", opName,
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"$clamp $last $update_exec_mask$update_pred$dst$write$dst_rel$omod, "
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"$src0_neg$src0_abs$src0$src0_abs$src0_rel, "
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"$src1_neg$src1_abs$src1$src1_abs$src1_rel, "
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"$pred_sel $bank_swizzle"),
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pattern,
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itin>,
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R600ALU_Word0,
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R600ALU_Word1_OP2 <inst> {
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let HasNativeOperands = 1;
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let Op2 = 1;
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let ALUInst = 1;
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let DisableEncoding = "$literal";
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let UseNamedOperandTable = 1;
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let Inst{31-0} = Word0;
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let Inst{63-32} = Word1;
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}
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class R600_2OP_Helper <bits<11> inst, string opName, SDPatternOperator node,
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InstrItinClass itim = AnyALU> :
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R600_2OP <inst, opName,
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[(set R600_Reg32:$dst, (node R600_Reg32:$src0,
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R600_Reg32:$src1))]
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>;
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// If you add our change the operands for R600_3OP instructions, you must
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// also update the R600Op3OperandIndex::ROI enum in R600Defines.h,
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// R600InstrInfo::buildDefaultInstruction(), and
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// R600InstrInfo::getOperandIdx().
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class R600_3OP <bits<5> inst, string opName, list<dag> pattern,
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InstrItinClass itin = AnyALU> :
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InstR600 <(outs R600_Reg32:$dst),
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(ins REL:$dst_rel, CLAMP:$clamp,
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R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, SEL:$src0_sel,
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R600_Reg32:$src1, NEG:$src1_neg, REL:$src1_rel, SEL:$src1_sel,
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R600_Reg32:$src2, NEG:$src2_neg, REL:$src2_rel, SEL:$src2_sel,
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LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal,
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BANK_SWIZZLE:$bank_swizzle),
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!strconcat(" ", opName, "$clamp $last $dst$dst_rel, "
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"$src0_neg$src0$src0_rel, "
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"$src1_neg$src1$src1_rel, "
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"$src2_neg$src2$src2_rel, "
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"$pred_sel"
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"$bank_swizzle"),
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pattern,
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itin>,
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R600ALU_Word0,
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R600ALU_Word1_OP3<inst>{
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let HasNativeOperands = 1;
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let DisableEncoding = "$literal";
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let Op3 = 1;
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let UseNamedOperandTable = 1;
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let ALUInst = 1;
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let Inst{31-0} = Word0;
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let Inst{63-32} = Word1;
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}
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class R600_REDUCTION <bits<11> inst, dag ins, string asm, list<dag> pattern,
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InstrItinClass itin = VecALU> :
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InstR600 <(outs R600_Reg32:$dst),
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ins,
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asm,
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pattern,
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itin>;
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} // End mayLoad = 1, mayStore = 0, hasSideEffects = 0
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def TEX_SHADOW : PatLeaf<
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(imm),
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[{uint32_t TType = (uint32_t)N->getZExtValue();
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return (TType >= 6 && TType <= 8) || (TType >= 11 && TType <= 13);
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}]
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>;
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def TEX_RECT : PatLeaf<
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(imm),
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[{uint32_t TType = (uint32_t)N->getZExtValue();
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return TType == 5;
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}]
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>;
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def TEX_ARRAY : PatLeaf<
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(imm),
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[{uint32_t TType = (uint32_t)N->getZExtValue();
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return TType == 9 || TType == 10 || TType == 16;
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}]
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>;
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def TEX_SHADOW_ARRAY : PatLeaf<
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(imm),
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[{uint32_t TType = (uint32_t)N->getZExtValue();
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return TType == 11 || TType == 12 || TType == 17;
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}]
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>;
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def TEX_MSAA : PatLeaf<
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(imm),
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[{uint32_t TType = (uint32_t)N->getZExtValue();
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return TType == 14;
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}]
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>;
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def TEX_ARRAY_MSAA : PatLeaf<
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(imm),
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[{uint32_t TType = (uint32_t)N->getZExtValue();
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return TType == 15;
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}]
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>;
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class EG_CF_RAT <bits <8> cfinst, bits <6> ratinst, bits<4> ratid, bits<4> mask,
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dag outs, dag ins, string asm, list<dag> pattern> :
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InstR600ISA <outs, ins, asm, pattern>,
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CF_ALLOC_EXPORT_WORD0_RAT, CF_ALLOC_EXPORT_WORD1_BUF {
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let rat_id = ratid;
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let rat_inst = ratinst;
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let rim = 0;
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// XXX: Have a separate instruction for non-indexed writes.
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let type = 1;
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let rw_rel = 0;
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let elem_size = 0;
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let array_size = 0;
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let comp_mask = mask;
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let burst_count = 0;
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let vpm = 0;
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let cf_inst = cfinst;
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let mark = 0;
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let barrier = 1;
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let Inst{31-0} = Word0;
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let Inst{63-32} = Word1;
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let IsExport = 1;
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}
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class VTX_READ <string name, bits<8> buffer_id, dag outs, list<dag> pattern>
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: InstR600ISA <outs, (ins MEMxi:$src_gpr), name, pattern>,
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VTX_WORD1_GPR {
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// Static fields
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let DST_REL = 0;
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// The docs say that if this bit is set, then DATA_FORMAT, NUM_FORMAT_ALL,
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// FORMAT_COMP_ALL, SRF_MODE_ALL, and ENDIAN_SWAP fields will be ignored,
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// however, based on my testing if USE_CONST_FIELDS is set, then all
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// these fields need to be set to 0.
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let USE_CONST_FIELDS = 0;
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let NUM_FORMAT_ALL = 1;
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let FORMAT_COMP_ALL = 0;
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let SRF_MODE_ALL = 0;
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let Inst{63-32} = Word1;
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// LLVM can only encode 64-bit instructions, so these fields are manually
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// encoded in R600CodeEmitter
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//
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// bits<16> OFFSET;
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// bits<2> ENDIAN_SWAP = 0;
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// bits<1> CONST_BUF_NO_STRIDE = 0;
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// bits<1> MEGA_FETCH = 0;
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// bits<1> ALT_CONST = 0;
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// bits<2> BUFFER_INDEX_MODE = 0;
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// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
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// is done in R600CodeEmitter
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//
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// Inst{79-64} = OFFSET;
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// Inst{81-80} = ENDIAN_SWAP;
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// Inst{82} = CONST_BUF_NO_STRIDE;
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// Inst{83} = MEGA_FETCH;
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// Inst{84} = ALT_CONST;
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// Inst{86-85} = BUFFER_INDEX_MODE;
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// Inst{95-86} = 0; Reserved
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// VTX_WORD3 (Padding)
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//
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// Inst{127-96} = 0;
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let VTXInst = 1;
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}
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class LoadParamFrag <PatFrag load_type> : PatFrag <
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(ops node:$ptr), (load_type node:$ptr),
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[{ return isConstantLoad(dyn_cast<LoadSDNode>(N), 0); }]
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>;
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def load_param : LoadParamFrag<load>;
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def load_param_exti8 : LoadParamFrag<az_extloadi8>;
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def load_param_exti16 : LoadParamFrag<az_extloadi16>;
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def isR600 : Predicate<"Subtarget.getGeneration() <= AMDGPUSubtarget::R700">;
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def isR700 : Predicate<"Subtarget.getGeneration() == AMDGPUSubtarget::R700">;
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def isEG : Predicate<
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"Subtarget.getGeneration() >= AMDGPUSubtarget::EVERGREEN && "
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"Subtarget.getGeneration() < AMDGPUSubtarget::SOUTHERN_ISLANDS && "
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"!Subtarget.hasCaymanISA()">;
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def isCayman : Predicate<"Subtarget.hasCaymanISA()">;
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def isEGorCayman : Predicate<"Subtarget.getGeneration() == "
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"AMDGPUSubtarget::EVERGREEN"
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"|| Subtarget.getGeneration() =="
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"AMDGPUSubtarget::NORTHERN_ISLANDS">;
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def isR600toCayman : Predicate<
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"Subtarget.getGeneration() <= AMDGPUSubtarget::NORTHERN_ISLANDS">;
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//===----------------------------------------------------------------------===//
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// R600 SDNodes
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//===----------------------------------------------------------------------===//
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def INTERP_PAIR_XY : AMDGPUShaderInst <
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(outs R600_TReg32_X:$dst0, R600_TReg32_Y:$dst1),
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(ins i32imm:$src0, R600_TReg32_Y:$src1, R600_TReg32_X:$src2),
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"INTERP_PAIR_XY $src0 $src1 $src2 : $dst0 dst1",
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[]>;
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def INTERP_PAIR_ZW : AMDGPUShaderInst <
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(outs R600_TReg32_Z:$dst0, R600_TReg32_W:$dst1),
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(ins i32imm:$src0, R600_TReg32_Y:$src1, R600_TReg32_X:$src2),
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"INTERP_PAIR_ZW $src0 $src1 $src2 : $dst0 dst1",
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[]>;
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def CONST_ADDRESS: SDNode<"AMDGPUISD::CONST_ADDRESS",
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SDTypeProfile<1, -1, [SDTCisInt<0>, SDTCisPtrTy<1>]>,
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[SDNPVariadic]
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>;
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def DOT4 : SDNode<"AMDGPUISD::DOT4",
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SDTypeProfile<1, 8, [SDTCisFP<0>, SDTCisVT<1, f32>, SDTCisVT<2, f32>,
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SDTCisVT<3, f32>, SDTCisVT<4, f32>, SDTCisVT<5, f32>,
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SDTCisVT<6, f32>, SDTCisVT<7, f32>, SDTCisVT<8, f32>]>,
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[]
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>;
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def COS_HW : SDNode<"AMDGPUISD::COS_HW",
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SDTypeProfile<1, 1, [SDTCisFP<0>, SDTCisFP<1>]>
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>;
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def SIN_HW : SDNode<"AMDGPUISD::SIN_HW",
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SDTypeProfile<1, 1, [SDTCisFP<0>, SDTCisFP<1>]>
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>;
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def TEXTURE_FETCH_Type : SDTypeProfile<1, 19, [SDTCisFP<0>]>;
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def TEXTURE_FETCH: SDNode<"AMDGPUISD::TEXTURE_FETCH", TEXTURE_FETCH_Type, []>;
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multiclass TexPattern<bits<32> TextureOp, Instruction inst, ValueType vt = v4f32> {
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def : Pat<(TEXTURE_FETCH (i32 TextureOp), vt:$SRC_GPR,
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(i32 imm:$srcx), (i32 imm:$srcy), (i32 imm:$srcz), (i32 imm:$srcw),
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(i32 imm:$offsetx), (i32 imm:$offsety), (i32 imm:$offsetz),
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(i32 imm:$DST_SEL_X), (i32 imm:$DST_SEL_Y), (i32 imm:$DST_SEL_Z),
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(i32 imm:$DST_SEL_W),
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(i32 imm:$RESOURCE_ID), (i32 imm:$SAMPLER_ID),
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(i32 imm:$COORD_TYPE_X), (i32 imm:$COORD_TYPE_Y), (i32 imm:$COORD_TYPE_Z),
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(i32 imm:$COORD_TYPE_W)),
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(inst R600_Reg128:$SRC_GPR,
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imm:$srcx, imm:$srcy, imm:$srcz, imm:$srcw,
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imm:$offsetx, imm:$offsety, imm:$offsetz,
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imm:$DST_SEL_X, imm:$DST_SEL_Y, imm:$DST_SEL_Z,
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imm:$DST_SEL_W,
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imm:$RESOURCE_ID, imm:$SAMPLER_ID,
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imm:$COORD_TYPE_X, imm:$COORD_TYPE_Y, imm:$COORD_TYPE_Z,
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imm:$COORD_TYPE_W)>;
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}
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//===----------------------------------------------------------------------===//
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// Interpolation Instructions
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//===----------------------------------------------------------------------===//
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def INTERP_VEC_LOAD : AMDGPUShaderInst <
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(outs R600_Reg128:$dst),
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(ins i32imm:$src0),
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"INTERP_LOAD $src0 : $dst",
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[]>;
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def INTERP_XY : R600_2OP <0xD6, "INTERP_XY", []> {
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let bank_swizzle = 5;
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}
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def INTERP_ZW : R600_2OP <0xD7, "INTERP_ZW", []> {
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let bank_swizzle = 5;
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}
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def INTERP_LOAD_P0 : R600_1OP <0xE0, "INTERP_LOAD_P0", []>;
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//===----------------------------------------------------------------------===//
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// Export Instructions
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//===----------------------------------------------------------------------===//
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def ExportType : SDTypeProfile<0, 7, [SDTCisFP<0>, SDTCisInt<1>]>;
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def EXPORT: SDNode<"AMDGPUISD::EXPORT", ExportType,
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[SDNPHasChain, SDNPSideEffect]>;
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class ExportWord0 {
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field bits<32> Word0;
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bits<13> arraybase;
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bits<2> type;
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bits<7> gpr;
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bits<2> elem_size;
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let Word0{12-0} = arraybase;
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let Word0{14-13} = type;
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let Word0{21-15} = gpr;
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let Word0{22} = 0; // RW_REL
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let Word0{29-23} = 0; // INDEX_GPR
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let Word0{31-30} = elem_size;
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}
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class ExportSwzWord1 {
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field bits<32> Word1;
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bits<3> sw_x;
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bits<3> sw_y;
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bits<3> sw_z;
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bits<3> sw_w;
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bits<1> eop;
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bits<8> inst;
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let Word1{2-0} = sw_x;
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let Word1{5-3} = sw_y;
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let Word1{8-6} = sw_z;
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let Word1{11-9} = sw_w;
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}
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class ExportBufWord1 {
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field bits<32> Word1;
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bits<12> arraySize;
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bits<4> compMask;
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bits<1> eop;
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bits<8> inst;
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let Word1{11-0} = arraySize;
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let Word1{15-12} = compMask;
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}
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multiclass ExportPattern<Instruction ExportInst, bits<8> cf_inst> {
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def : Pat<(int_R600_store_pixel_depth R600_Reg32:$reg),
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(ExportInst
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(INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0),
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0, 61, 0, 7, 7, 7, cf_inst, 0)
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>;
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def : Pat<(int_R600_store_pixel_stencil R600_Reg32:$reg),
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(ExportInst
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(INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0),
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0, 61, 7, 0, 7, 7, cf_inst, 0)
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>;
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def : Pat<(int_R600_store_dummy (i32 imm:$type)),
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(ExportInst
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(v4f32 (IMPLICIT_DEF)), imm:$type, 0, 7, 7, 7, 7, cf_inst, 0)
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>;
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def : Pat<(int_R600_store_dummy 1),
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(ExportInst
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(v4f32 (IMPLICIT_DEF)), 1, 60, 7, 7, 7, 7, cf_inst, 0)
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>;
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def : Pat<(EXPORT (v4f32 R600_Reg128:$src), (i32 imm:$base), (i32 imm:$type),
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(i32 imm:$swz_x), (i32 imm:$swz_y), (i32 imm:$swz_z), (i32 imm:$swz_w)),
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(ExportInst R600_Reg128:$src, imm:$type, imm:$base,
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imm:$swz_x, imm:$swz_y, imm:$swz_z, imm:$swz_w, cf_inst, 0)
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>;
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}
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multiclass SteamOutputExportPattern<Instruction ExportInst,
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bits<8> buf0inst, bits<8> buf1inst, bits<8> buf2inst, bits<8> buf3inst> {
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// Stream0
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def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
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(i32 imm:$arraybase), (i32 0), (i32 imm:$mask)),
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(ExportInst R600_Reg128:$src, 0, imm:$arraybase,
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4095, imm:$mask, buf0inst, 0)>;
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// Stream1
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def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
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(i32 imm:$arraybase), (i32 1), (i32 imm:$mask)),
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(ExportInst R600_Reg128:$src, 0, imm:$arraybase,
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4095, imm:$mask, buf1inst, 0)>;
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// Stream2
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def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
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(i32 imm:$arraybase), (i32 2), (i32 imm:$mask)),
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(ExportInst R600_Reg128:$src, 0, imm:$arraybase,
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4095, imm:$mask, buf2inst, 0)>;
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// Stream3
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def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
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(i32 imm:$arraybase), (i32 3), (i32 imm:$mask)),
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(ExportInst R600_Reg128:$src, 0, imm:$arraybase,
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4095, imm:$mask, buf3inst, 0)>;
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}
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// Export Instructions should not be duplicated by TailDuplication pass
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// (which assumes that duplicable instruction are affected by exec mask)
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let usesCustomInserter = 1, isNotDuplicable = 1 in {
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class ExportSwzInst : InstR600ISA<(
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outs),
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(ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase,
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RSel:$sw_x, RSel:$sw_y, RSel:$sw_z, RSel:$sw_w, i32imm:$inst,
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i32imm:$eop),
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!strconcat("EXPORT", " $gpr.$sw_x$sw_y$sw_z$sw_w"),
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[]>, ExportWord0, ExportSwzWord1 {
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let elem_size = 3;
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let Inst{31-0} = Word0;
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let Inst{63-32} = Word1;
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let IsExport = 1;
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}
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} // End usesCustomInserter = 1
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class ExportBufInst : InstR600ISA<(
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outs),
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(ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase,
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i32imm:$arraySize, i32imm:$compMask, i32imm:$inst, i32imm:$eop),
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!strconcat("EXPORT", " $gpr"),
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[]>, ExportWord0, ExportBufWord1 {
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let elem_size = 0;
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let Inst{31-0} = Word0;
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let Inst{63-32} = Word1;
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let IsExport = 1;
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}
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//===----------------------------------------------------------------------===//
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// Control Flow Instructions
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//===----------------------------------------------------------------------===//
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def KCACHE : InstFlag<"printKCache">;
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class ALU_CLAUSE<bits<4> inst, string OpName> : AMDGPUInst <(outs),
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(ins i32imm:$ADDR, i32imm:$KCACHE_BANK0, i32imm:$KCACHE_BANK1,
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KCACHE:$KCACHE_MODE0, KCACHE:$KCACHE_MODE1,
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i32imm:$KCACHE_ADDR0, i32imm:$KCACHE_ADDR1,
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i32imm:$COUNT, i32imm:$Enabled),
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!strconcat(OpName, " $COUNT, @$ADDR, "
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"KC0[$KCACHE_MODE0], KC1[$KCACHE_MODE1]"),
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[] >, CF_ALU_WORD0, CF_ALU_WORD1 {
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field bits<64> Inst;
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let CF_INST = inst;
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let ALT_CONST = 0;
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let WHOLE_QUAD_MODE = 0;
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let BARRIER = 1;
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let UseNamedOperandTable = 1;
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let Inst{31-0} = Word0;
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let Inst{63-32} = Word1;
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}
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class CF_WORD0_R600 {
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field bits<32> Word0;
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bits<32> ADDR;
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let Word0 = ADDR;
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}
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class CF_CLAUSE_R600 <bits<7> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
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ins, AsmPrint, [] >, CF_WORD0_R600, CF_WORD1_R600 {
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field bits<64> Inst;
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bits<4> CNT;
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let CF_INST = inst;
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let BARRIER = 1;
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let CF_CONST = 0;
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let VALID_PIXEL_MODE = 0;
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let COND = 0;
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let COUNT = CNT{2-0};
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let CALL_COUNT = 0;
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let COUNT_3 = CNT{3};
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let END_OF_PROGRAM = 0;
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let WHOLE_QUAD_MODE = 0;
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let Inst{31-0} = Word0;
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let Inst{63-32} = Word1;
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}
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class CF_CLAUSE_EG <bits<8> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
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ins, AsmPrint, [] >, CF_WORD0_EG, CF_WORD1_EG {
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field bits<64> Inst;
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let CF_INST = inst;
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let BARRIER = 1;
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let JUMPTABLE_SEL = 0;
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let CF_CONST = 0;
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let VALID_PIXEL_MODE = 0;
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let COND = 0;
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let END_OF_PROGRAM = 0;
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let Inst{31-0} = Word0;
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let Inst{63-32} = Word1;
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}
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def CF_ALU : ALU_CLAUSE<8, "ALU">;
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def CF_ALU_PUSH_BEFORE : ALU_CLAUSE<9, "ALU_PUSH_BEFORE">;
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def CF_ALU_POP_AFTER : ALU_CLAUSE<10, "ALU_POP_AFTER">;
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def FETCH_CLAUSE : AMDGPUInst <(outs),
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(ins i32imm:$addr), "Fetch clause starting at $addr:", [] > {
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field bits<8> Inst;
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bits<8> num;
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let Inst = num;
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}
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def ALU_CLAUSE : AMDGPUInst <(outs),
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(ins i32imm:$addr), "ALU clause starting at $addr:", [] > {
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field bits<8> Inst;
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bits<8> num;
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let Inst = num;
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}
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def LITERALS : AMDGPUInst <(outs),
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(ins LITERAL:$literal1, LITERAL:$literal2), "$literal1, $literal2", [] > {
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field bits<64> Inst;
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bits<32> literal1;
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bits<32> literal2;
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let Inst{31-0} = literal1;
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let Inst{63-32} = literal2;
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}
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def PAD : AMDGPUInst <(outs), (ins), "PAD", [] > {
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field bits<64> Inst;
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}
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let Predicates = [isR600toCayman] in {
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//===----------------------------------------------------------------------===//
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// Common Instructions R600, R700, Evergreen, Cayman
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//===----------------------------------------------------------------------===//
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def ADD : R600_2OP_Helper <0x0, "ADD", fadd>;
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// Non-IEEE MUL: 0 * anything = 0
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def MUL : R600_2OP_Helper <0x1, "MUL NON-IEEE", int_AMDGPU_mul>;
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def MUL_IEEE : R600_2OP_Helper <0x2, "MUL_IEEE", fmul>;
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def MAX : R600_2OP_Helper <0x3, "MAX", AMDGPUfmax>;
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def MIN : R600_2OP_Helper <0x4, "MIN", AMDGPUfmin>;
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// For the SET* instructions there is a naming conflict in TargetSelectionDAG.td,
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// so some of the instruction names don't match the asm string.
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// XXX: Use the defs in TargetSelectionDAG.td instead of intrinsics.
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def SETE : R600_2OP <
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0x08, "SETE",
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[(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_OEQ))]
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>;
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def SGT : R600_2OP <
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0x09, "SETGT",
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[(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_OGT))]
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>;
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def SGE : R600_2OP <
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0xA, "SETGE",
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[(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_OGE))]
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>;
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def SNE : R600_2OP <
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0xB, "SETNE",
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[(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_UNE))]
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>;
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def SETE_DX10 : R600_2OP <
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0xC, "SETE_DX10",
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[(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_OEQ))]
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>;
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def SETGT_DX10 : R600_2OP <
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0xD, "SETGT_DX10",
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[(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_OGT))]
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>;
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def SETGE_DX10 : R600_2OP <
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0xE, "SETGE_DX10",
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[(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_OGE))]
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>;
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def SETNE_DX10 : R600_2OP <
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0xF, "SETNE_DX10",
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[(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_UNE))]
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>;
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def FRACT : R600_1OP_Helper <0x10, "FRACT", AMDGPUfract>;
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def TRUNC : R600_1OP_Helper <0x11, "TRUNC", int_AMDGPU_trunc>;
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def CEIL : R600_1OP_Helper <0x12, "CEIL", fceil>;
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def RNDNE : R600_1OP_Helper <0x13, "RNDNE", frint>;
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def FLOOR : R600_1OP_Helper <0x14, "FLOOR", ffloor>;
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def MOV : R600_1OP <0x19, "MOV", []>;
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let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1 in {
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class MOV_IMM <ValueType vt, Operand immType> : AMDGPUInst <
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(outs R600_Reg32:$dst),
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(ins immType:$imm),
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"",
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[]
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>;
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} // end let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1
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def MOV_IMM_I32 : MOV_IMM<i32, i32imm>;
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def : Pat <
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(imm:$val),
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(MOV_IMM_I32 imm:$val)
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>;
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def MOV_IMM_F32 : MOV_IMM<f32, f32imm>;
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def : Pat <
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(fpimm:$val),
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(MOV_IMM_F32 fpimm:$val)
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>;
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def PRED_SETE : R600_2OP <0x20, "PRED_SETE", []>;
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def PRED_SETGT : R600_2OP <0x21, "PRED_SETGT", []>;
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def PRED_SETGE : R600_2OP <0x22, "PRED_SETGE", []>;
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def PRED_SETNE : R600_2OP <0x23, "PRED_SETNE", []>;
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let hasSideEffects = 1 in {
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def KILLGT : R600_2OP <0x2D, "KILLGT", []>;
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} // end hasSideEffects
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def AND_INT : R600_2OP_Helper <0x30, "AND_INT", and>;
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def OR_INT : R600_2OP_Helper <0x31, "OR_INT", or>;
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def XOR_INT : R600_2OP_Helper <0x32, "XOR_INT", xor>;
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def NOT_INT : R600_1OP_Helper <0x33, "NOT_INT", not>;
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def ADD_INT : R600_2OP_Helper <0x34, "ADD_INT", add>;
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def SUB_INT : R600_2OP_Helper <0x35, "SUB_INT", sub>;
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def MAX_INT : R600_2OP_Helper <0x36, "MAX_INT", AMDGPUsmax>;
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def MIN_INT : R600_2OP_Helper <0x37, "MIN_INT", AMDGPUsmin>;
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def MAX_UINT : R600_2OP_Helper <0x38, "MAX_UINT", AMDGPUumax>;
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def MIN_UINT : R600_2OP_Helper <0x39, "MIN_UINT", AMDGPUumin>;
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def SETE_INT : R600_2OP <
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0x3A, "SETE_INT",
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[(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETEQ))]
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>;
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def SETGT_INT : R600_2OP <
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0x3B, "SETGT_INT",
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[(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETGT))]
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>;
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def SETGE_INT : R600_2OP <
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0x3C, "SETGE_INT",
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[(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETGE))]
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>;
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def SETNE_INT : R600_2OP <
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0x3D, "SETNE_INT",
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[(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETNE))]
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>;
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def SETGT_UINT : R600_2OP <
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0x3E, "SETGT_UINT",
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[(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETUGT))]
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>;
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def SETGE_UINT : R600_2OP <
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0x3F, "SETGE_UINT",
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[(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETUGE))]
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>;
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def PRED_SETE_INT : R600_2OP <0x42, "PRED_SETE_INT", []>;
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def PRED_SETGT_INT : R600_2OP <0x43, "PRED_SETGE_INT", []>;
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def PRED_SETGE_INT : R600_2OP <0x44, "PRED_SETGE_INT", []>;
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def PRED_SETNE_INT : R600_2OP <0x45, "PRED_SETNE_INT", []>;
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def CNDE_INT : R600_3OP <
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0x1C, "CNDE_INT",
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[(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_EQ))]
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>;
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def CNDGE_INT : R600_3OP <
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0x1E, "CNDGE_INT",
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[(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_GE))]
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>;
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def CNDGT_INT : R600_3OP <
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0x1D, "CNDGT_INT",
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[(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_GT))]
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>;
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//===----------------------------------------------------------------------===//
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// Texture instructions
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//===----------------------------------------------------------------------===//
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let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
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class R600_TEX <bits<11> inst, string opName> :
|
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InstR600 <(outs R600_Reg128:$DST_GPR),
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(ins R600_Reg128:$SRC_GPR,
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RSel:$srcx, RSel:$srcy, RSel:$srcz, RSel:$srcw,
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i32imm:$offsetx, i32imm:$offsety, i32imm:$offsetz,
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RSel:$DST_SEL_X, RSel:$DST_SEL_Y, RSel:$DST_SEL_Z, RSel:$DST_SEL_W,
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i32imm:$RESOURCE_ID, i32imm:$SAMPLER_ID,
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CT:$COORD_TYPE_X, CT:$COORD_TYPE_Y, CT:$COORD_TYPE_Z,
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CT:$COORD_TYPE_W),
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!strconcat(opName,
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" $DST_GPR.$DST_SEL_X$DST_SEL_Y$DST_SEL_Z$DST_SEL_W, "
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"$SRC_GPR.$srcx$srcy$srcz$srcw "
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"RID:$RESOURCE_ID SID:$SAMPLER_ID "
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"CT:$COORD_TYPE_X$COORD_TYPE_Y$COORD_TYPE_Z$COORD_TYPE_W"),
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[],
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NullALU>, TEX_WORD0, TEX_WORD1, TEX_WORD2 {
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let Inst{31-0} = Word0;
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let Inst{63-32} = Word1;
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let TEX_INST = inst{4-0};
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let SRC_REL = 0;
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let DST_REL = 0;
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let LOD_BIAS = 0;
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let INST_MOD = 0;
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let FETCH_WHOLE_QUAD = 0;
|
|
let ALT_CONST = 0;
|
|
let SAMPLER_INDEX_MODE = 0;
|
|
let RESOURCE_INDEX_MODE = 0;
|
|
|
|
let TEXInst = 1;
|
|
}
|
|
|
|
} // End mayLoad = 0, mayStore = 0, hasSideEffects = 0
|
|
|
|
|
|
|
|
def TEX_SAMPLE : R600_TEX <0x10, "TEX_SAMPLE">;
|
|
def TEX_SAMPLE_C : R600_TEX <0x18, "TEX_SAMPLE_C">;
|
|
def TEX_SAMPLE_L : R600_TEX <0x11, "TEX_SAMPLE_L">;
|
|
def TEX_SAMPLE_C_L : R600_TEX <0x19, "TEX_SAMPLE_C_L">;
|
|
def TEX_SAMPLE_LB : R600_TEX <0x12, "TEX_SAMPLE_LB">;
|
|
def TEX_SAMPLE_C_LB : R600_TEX <0x1A, "TEX_SAMPLE_C_LB">;
|
|
def TEX_LD : R600_TEX <0x03, "TEX_LD">;
|
|
def TEX_LDPTR : R600_TEX <0x03, "TEX_LDPTR"> {
|
|
let INST_MOD = 1;
|
|
}
|
|
def TEX_GET_TEXTURE_RESINFO : R600_TEX <0x04, "TEX_GET_TEXTURE_RESINFO">;
|
|
def TEX_GET_GRADIENTS_H : R600_TEX <0x07, "TEX_GET_GRADIENTS_H">;
|
|
def TEX_GET_GRADIENTS_V : R600_TEX <0x08, "TEX_GET_GRADIENTS_V">;
|
|
def TEX_SET_GRADIENTS_H : R600_TEX <0x0B, "TEX_SET_GRADIENTS_H">;
|
|
def TEX_SET_GRADIENTS_V : R600_TEX <0x0C, "TEX_SET_GRADIENTS_V">;
|
|
def TEX_SAMPLE_G : R600_TEX <0x14, "TEX_SAMPLE_G">;
|
|
def TEX_SAMPLE_C_G : R600_TEX <0x1C, "TEX_SAMPLE_C_G">;
|
|
|
|
defm : TexPattern<0, TEX_SAMPLE>;
|
|
defm : TexPattern<1, TEX_SAMPLE_C>;
|
|
defm : TexPattern<2, TEX_SAMPLE_L>;
|
|
defm : TexPattern<3, TEX_SAMPLE_C_L>;
|
|
defm : TexPattern<4, TEX_SAMPLE_LB>;
|
|
defm : TexPattern<5, TEX_SAMPLE_C_LB>;
|
|
defm : TexPattern<6, TEX_LD, v4i32>;
|
|
defm : TexPattern<7, TEX_GET_TEXTURE_RESINFO, v4i32>;
|
|
defm : TexPattern<8, TEX_GET_GRADIENTS_H>;
|
|
defm : TexPattern<9, TEX_GET_GRADIENTS_V>;
|
|
defm : TexPattern<10, TEX_LDPTR, v4i32>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Helper classes for common instructions
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
class MUL_LIT_Common <bits<5> inst> : R600_3OP <
|
|
inst, "MUL_LIT",
|
|
[]
|
|
>;
|
|
|
|
class MULADD_Common <bits<5> inst> : R600_3OP <
|
|
inst, "MULADD",
|
|
[]
|
|
>;
|
|
|
|
class MULADD_IEEE_Common <bits<5> inst> : R600_3OP <
|
|
inst, "MULADD_IEEE",
|
|
[(set f32:$dst, (fadd (fmul f32:$src0, f32:$src1), f32:$src2))]
|
|
>;
|
|
|
|
class CNDE_Common <bits<5> inst> : R600_3OP <
|
|
inst, "CNDE",
|
|
[(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_OEQ))]
|
|
>;
|
|
|
|
class CNDGT_Common <bits<5> inst> : R600_3OP <
|
|
inst, "CNDGT",
|
|
[(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_OGT))]
|
|
> {
|
|
let Itinerary = VecALU;
|
|
}
|
|
|
|
class CNDGE_Common <bits<5> inst> : R600_3OP <
|
|
inst, "CNDGE",
|
|
[(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_OGE))]
|
|
> {
|
|
let Itinerary = VecALU;
|
|
}
|
|
|
|
|
|
let isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU" in {
|
|
class R600_VEC2OP<list<dag> pattern> : InstR600 <(outs R600_Reg32:$dst), (ins
|
|
// Slot X
|
|
UEM:$update_exec_mask_X, UP:$update_pred_X, WRITE:$write_X,
|
|
OMOD:$omod_X, REL:$dst_rel_X, CLAMP:$clamp_X,
|
|
R600_TReg32_X:$src0_X, NEG:$src0_neg_X, REL:$src0_rel_X, ABS:$src0_abs_X, SEL:$src0_sel_X,
|
|
R600_TReg32_X:$src1_X, NEG:$src1_neg_X, REL:$src1_rel_X, ABS:$src1_abs_X, SEL:$src1_sel_X,
|
|
R600_Pred:$pred_sel_X,
|
|
// Slot Y
|
|
UEM:$update_exec_mask_Y, UP:$update_pred_Y, WRITE:$write_Y,
|
|
OMOD:$omod_Y, REL:$dst_rel_Y, CLAMP:$clamp_Y,
|
|
R600_TReg32_Y:$src0_Y, NEG:$src0_neg_Y, REL:$src0_rel_Y, ABS:$src0_abs_Y, SEL:$src0_sel_Y,
|
|
R600_TReg32_Y:$src1_Y, NEG:$src1_neg_Y, REL:$src1_rel_Y, ABS:$src1_abs_Y, SEL:$src1_sel_Y,
|
|
R600_Pred:$pred_sel_Y,
|
|
// Slot Z
|
|
UEM:$update_exec_mask_Z, UP:$update_pred_Z, WRITE:$write_Z,
|
|
OMOD:$omod_Z, REL:$dst_rel_Z, CLAMP:$clamp_Z,
|
|
R600_TReg32_Z:$src0_Z, NEG:$src0_neg_Z, REL:$src0_rel_Z, ABS:$src0_abs_Z, SEL:$src0_sel_Z,
|
|
R600_TReg32_Z:$src1_Z, NEG:$src1_neg_Z, REL:$src1_rel_Z, ABS:$src1_abs_Z, SEL:$src1_sel_Z,
|
|
R600_Pred:$pred_sel_Z,
|
|
// Slot W
|
|
UEM:$update_exec_mask_W, UP:$update_pred_W, WRITE:$write_W,
|
|
OMOD:$omod_W, REL:$dst_rel_W, CLAMP:$clamp_W,
|
|
R600_TReg32_W:$src0_W, NEG:$src0_neg_W, REL:$src0_rel_W, ABS:$src0_abs_W, SEL:$src0_sel_W,
|
|
R600_TReg32_W:$src1_W, NEG:$src1_neg_W, REL:$src1_rel_W, ABS:$src1_abs_W, SEL:$src1_sel_W,
|
|
R600_Pred:$pred_sel_W,
|
|
LITERAL:$literal0, LITERAL:$literal1),
|
|
"",
|
|
pattern,
|
|
AnyALU> {
|
|
|
|
let UseNamedOperandTable = 1;
|
|
|
|
}
|
|
}
|
|
|
|
def DOT_4 : R600_VEC2OP<[(set R600_Reg32:$dst, (DOT4
|
|
R600_TReg32_X:$src0_X, R600_TReg32_X:$src1_X,
|
|
R600_TReg32_Y:$src0_Y, R600_TReg32_Y:$src1_Y,
|
|
R600_TReg32_Z:$src0_Z, R600_TReg32_Z:$src1_Z,
|
|
R600_TReg32_W:$src0_W, R600_TReg32_W:$src1_W))]>;
|
|
|
|
|
|
class DOT4_Common <bits<11> inst> : R600_2OP <inst, "DOT4", []>;
|
|
|
|
|
|
let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
|
|
multiclass CUBE_Common <bits<11> inst> {
|
|
|
|
def _pseudo : InstR600 <
|
|
(outs R600_Reg128:$dst),
|
|
(ins R600_Reg128:$src0),
|
|
"CUBE $dst $src0",
|
|
[(set v4f32:$dst, (int_AMDGPU_cube v4f32:$src0))],
|
|
VecALU
|
|
> {
|
|
let isPseudo = 1;
|
|
let UseNamedOperandTable = 1;
|
|
}
|
|
|
|
def _real : R600_2OP <inst, "CUBE", []>;
|
|
}
|
|
} // End mayLoad = 0, mayStore = 0, hasSideEffects = 0
|
|
|
|
class EXP_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
|
|
inst, "EXP_IEEE", fexp2
|
|
> {
|
|
let Itinerary = TransALU;
|
|
}
|
|
|
|
class FLT_TO_INT_Common <bits<11> inst> : R600_1OP_Helper <
|
|
inst, "FLT_TO_INT", fp_to_sint
|
|
> {
|
|
let Itinerary = TransALU;
|
|
}
|
|
|
|
class INT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
|
|
inst, "INT_TO_FLT", sint_to_fp
|
|
> {
|
|
let Itinerary = TransALU;
|
|
}
|
|
|
|
class FLT_TO_UINT_Common <bits<11> inst> : R600_1OP_Helper <
|
|
inst, "FLT_TO_UINT", fp_to_uint
|
|
> {
|
|
let Itinerary = TransALU;
|
|
}
|
|
|
|
class UINT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
|
|
inst, "UINT_TO_FLT", uint_to_fp
|
|
> {
|
|
let Itinerary = TransALU;
|
|
}
|
|
|
|
class LOG_CLAMPED_Common <bits<11> inst> : R600_1OP <
|
|
inst, "LOG_CLAMPED", []
|
|
>;
|
|
|
|
class LOG_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
|
|
inst, "LOG_IEEE", flog2
|
|
> {
|
|
let Itinerary = TransALU;
|
|
}
|
|
|
|
class LSHL_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHL", shl>;
|
|
class LSHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHR", srl>;
|
|
class ASHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "ASHR", sra>;
|
|
class MULHI_INT_Common <bits<11> inst> : R600_2OP_Helper <
|
|
inst, "MULHI_INT", mulhs
|
|
> {
|
|
let Itinerary = TransALU;
|
|
}
|
|
class MULHI_UINT_Common <bits<11> inst> : R600_2OP_Helper <
|
|
inst, "MULHI", mulhu
|
|
> {
|
|
let Itinerary = TransALU;
|
|
}
|
|
class MULLO_INT_Common <bits<11> inst> : R600_2OP_Helper <
|
|
inst, "MULLO_INT", mul
|
|
> {
|
|
let Itinerary = TransALU;
|
|
}
|
|
class MULLO_UINT_Common <bits<11> inst> : R600_2OP <inst, "MULLO_UINT", []> {
|
|
let Itinerary = TransALU;
|
|
}
|
|
|
|
class RECIP_CLAMPED_Common <bits<11> inst> : R600_1OP <
|
|
inst, "RECIP_CLAMPED", []
|
|
> {
|
|
let Itinerary = TransALU;
|
|
}
|
|
|
|
class RECIP_IEEE_Common <bits<11> inst> : R600_1OP <
|
|
inst, "RECIP_IEEE", [(set f32:$dst, (fdiv FP_ONE, f32:$src0))]
|
|
> {
|
|
let Itinerary = TransALU;
|
|
}
|
|
|
|
class RECIP_UINT_Common <bits<11> inst> : R600_1OP_Helper <
|
|
inst, "RECIP_UINT", AMDGPUurecip
|
|
> {
|
|
let Itinerary = TransALU;
|
|
}
|
|
|
|
class RECIPSQRT_CLAMPED_Common <bits<11> inst> : R600_1OP_Helper <
|
|
inst, "RECIPSQRT_CLAMPED", int_AMDGPU_rsq
|
|
> {
|
|
let Itinerary = TransALU;
|
|
}
|
|
|
|
class RECIPSQRT_IEEE_Common <bits<11> inst> : R600_1OP <
|
|
inst, "RECIPSQRT_IEEE", []
|
|
> {
|
|
let Itinerary = TransALU;
|
|
}
|
|
|
|
class SIN_Common <bits<11> inst> : R600_1OP <
|
|
inst, "SIN", [(set f32:$dst, (SIN_HW f32:$src0))]>{
|
|
let Trig = 1;
|
|
let Itinerary = TransALU;
|
|
}
|
|
|
|
class COS_Common <bits<11> inst> : R600_1OP <
|
|
inst, "COS", [(set f32:$dst, (COS_HW f32:$src0))]> {
|
|
let Trig = 1;
|
|
let Itinerary = TransALU;
|
|
}
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Helper patterns for complex intrinsics
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
multiclass DIV_Common <InstR600 recip_ieee> {
|
|
def : Pat<
|
|
(int_AMDGPU_div f32:$src0, f32:$src1),
|
|
(MUL_IEEE $src0, (recip_ieee $src1))
|
|
>;
|
|
|
|
def : Pat<
|
|
(fdiv f32:$src0, f32:$src1),
|
|
(MUL_IEEE $src0, (recip_ieee $src1))
|
|
>;
|
|
}
|
|
|
|
class TGSI_LIT_Z_Common <InstR600 mul_lit, InstR600 log_clamped, InstR600 exp_ieee>
|
|
: Pat <
|
|
(int_TGSI_lit_z f32:$src_x, f32:$src_y, f32:$src_w),
|
|
(exp_ieee (mul_lit (log_clamped (MAX $src_y, (f32 ZERO))), $src_w, $src_x))
|
|
>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// R600 / R700 Instructions
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
let Predicates = [isR600] in {
|
|
|
|
def MUL_LIT_r600 : MUL_LIT_Common<0x0C>;
|
|
def MULADD_r600 : MULADD_Common<0x10>;
|
|
def MULADD_IEEE_r600 : MULADD_IEEE_Common<0x14>;
|
|
def CNDE_r600 : CNDE_Common<0x18>;
|
|
def CNDGT_r600 : CNDGT_Common<0x19>;
|
|
def CNDGE_r600 : CNDGE_Common<0x1A>;
|
|
def DOT4_r600 : DOT4_Common<0x50>;
|
|
defm CUBE_r600 : CUBE_Common<0x52>;
|
|
def EXP_IEEE_r600 : EXP_IEEE_Common<0x61>;
|
|
def LOG_CLAMPED_r600 : LOG_CLAMPED_Common<0x62>;
|
|
def LOG_IEEE_r600 : LOG_IEEE_Common<0x63>;
|
|
def RECIP_CLAMPED_r600 : RECIP_CLAMPED_Common<0x64>;
|
|
def RECIP_IEEE_r600 : RECIP_IEEE_Common<0x66>;
|
|
def RECIPSQRT_CLAMPED_r600 : RECIPSQRT_CLAMPED_Common<0x67>;
|
|
def RECIPSQRT_IEEE_r600 : RECIPSQRT_IEEE_Common<0x69>;
|
|
def FLT_TO_INT_r600 : FLT_TO_INT_Common<0x6b>;
|
|
def INT_TO_FLT_r600 : INT_TO_FLT_Common<0x6c>;
|
|
def FLT_TO_UINT_r600 : FLT_TO_UINT_Common<0x79>;
|
|
def UINT_TO_FLT_r600 : UINT_TO_FLT_Common<0x6d>;
|
|
def SIN_r600 : SIN_Common<0x6E>;
|
|
def COS_r600 : COS_Common<0x6F>;
|
|
def ASHR_r600 : ASHR_Common<0x70>;
|
|
def LSHR_r600 : LSHR_Common<0x71>;
|
|
def LSHL_r600 : LSHL_Common<0x72>;
|
|
def MULLO_INT_r600 : MULLO_INT_Common<0x73>;
|
|
def MULHI_INT_r600 : MULHI_INT_Common<0x74>;
|
|
def MULLO_UINT_r600 : MULLO_UINT_Common<0x75>;
|
|
def MULHI_UINT_r600 : MULHI_UINT_Common<0x76>;
|
|
def RECIP_UINT_r600 : RECIP_UINT_Common <0x78>;
|
|
|
|
defm DIV_r600 : DIV_Common<RECIP_IEEE_r600>;
|
|
def : POW_Common <LOG_IEEE_r600, EXP_IEEE_r600, MUL>;
|
|
def TGSI_LIT_Z_r600 : TGSI_LIT_Z_Common<MUL_LIT_r600, LOG_CLAMPED_r600, EXP_IEEE_r600>;
|
|
|
|
def : Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_r600 $src))>;
|
|
|
|
def R600_ExportSwz : ExportSwzInst {
|
|
let Word1{20-17} = 0; // BURST_COUNT
|
|
let Word1{21} = eop;
|
|
let Word1{22} = 0; // VALID_PIXEL_MODE
|
|
let Word1{30-23} = inst;
|
|
let Word1{31} = 1; // BARRIER
|
|
}
|
|
defm : ExportPattern<R600_ExportSwz, 39>;
|
|
|
|
def R600_ExportBuf : ExportBufInst {
|
|
let Word1{20-17} = 0; // BURST_COUNT
|
|
let Word1{21} = eop;
|
|
let Word1{22} = 0; // VALID_PIXEL_MODE
|
|
let Word1{30-23} = inst;
|
|
let Word1{31} = 1; // BARRIER
|
|
}
|
|
defm : SteamOutputExportPattern<R600_ExportBuf, 0x20, 0x21, 0x22, 0x23>;
|
|
|
|
def CF_TC_R600 : CF_CLAUSE_R600<1, (ins i32imm:$ADDR, i32imm:$CNT),
|
|
"TEX $CNT @$ADDR"> {
|
|
let POP_COUNT = 0;
|
|
}
|
|
def CF_VC_R600 : CF_CLAUSE_R600<2, (ins i32imm:$ADDR, i32imm:$CNT),
|
|
"VTX $CNT @$ADDR"> {
|
|
let POP_COUNT = 0;
|
|
}
|
|
def WHILE_LOOP_R600 : CF_CLAUSE_R600<6, (ins i32imm:$ADDR),
|
|
"LOOP_START_DX10 @$ADDR"> {
|
|
let POP_COUNT = 0;
|
|
let CNT = 0;
|
|
}
|
|
def END_LOOP_R600 : CF_CLAUSE_R600<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
|
|
let POP_COUNT = 0;
|
|
let CNT = 0;
|
|
}
|
|
def LOOP_BREAK_R600 : CF_CLAUSE_R600<9, (ins i32imm:$ADDR),
|
|
"LOOP_BREAK @$ADDR"> {
|
|
let POP_COUNT = 0;
|
|
let CNT = 0;
|
|
}
|
|
def CF_CONTINUE_R600 : CF_CLAUSE_R600<8, (ins i32imm:$ADDR),
|
|
"CONTINUE @$ADDR"> {
|
|
let POP_COUNT = 0;
|
|
let CNT = 0;
|
|
}
|
|
def CF_JUMP_R600 : CF_CLAUSE_R600<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
|
|
"JUMP @$ADDR POP:$POP_COUNT"> {
|
|
let CNT = 0;
|
|
}
|
|
def CF_ELSE_R600 : CF_CLAUSE_R600<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
|
|
"ELSE @$ADDR POP:$POP_COUNT"> {
|
|
let CNT = 0;
|
|
}
|
|
def CF_CALL_FS_R600 : CF_CLAUSE_R600<19, (ins), "CALL_FS"> {
|
|
let ADDR = 0;
|
|
let CNT = 0;
|
|
let POP_COUNT = 0;
|
|
}
|
|
def POP_R600 : CF_CLAUSE_R600<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
|
|
"POP @$ADDR POP:$POP_COUNT"> {
|
|
let CNT = 0;
|
|
}
|
|
def CF_END_R600 : CF_CLAUSE_R600<0, (ins), "CF_END"> {
|
|
let CNT = 0;
|
|
let POP_COUNT = 0;
|
|
let ADDR = 0;
|
|
let END_OF_PROGRAM = 1;
|
|
}
|
|
|
|
}
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// R700 Only instructions
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
let Predicates = [isR700] in {
|
|
def SIN_r700 : SIN_Common<0x6E>;
|
|
def COS_r700 : COS_Common<0x6F>;
|
|
}
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Evergreen / Cayman store instructions
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
let Predicates = [isEGorCayman] in {
|
|
|
|
class CF_MEM_RAT_CACHELESS <bits<6> rat_inst, bits<4> rat_id, bits<4> mask, dag ins,
|
|
string name, list<dag> pattern>
|
|
: EG_CF_RAT <0x57, rat_inst, rat_id, mask, (outs), ins,
|
|
"MEM_RAT_CACHELESS "#name, pattern>;
|
|
|
|
class CF_MEM_RAT <bits<6> rat_inst, bits<4> rat_id, dag ins, string name,
|
|
list<dag> pattern>
|
|
: EG_CF_RAT <0x56, rat_inst, rat_id, 0xf /* mask */, (outs), ins,
|
|
"MEM_RAT "#name, pattern>;
|
|
|
|
def RAT_MSKOR : CF_MEM_RAT <0x11, 0,
|
|
(ins R600_Reg128:$rw_gpr, R600_TReg32_X:$index_gpr),
|
|
"MSKOR $rw_gpr.XW, $index_gpr",
|
|
[(mskor_global v4i32:$rw_gpr, i32:$index_gpr)]
|
|
> {
|
|
let eop = 0;
|
|
}
|
|
|
|
} // End Predicates = [isEGorCayman]
|
|
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Evergreen Only instructions
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
let Predicates = [isEG] in {
|
|
|
|
def RECIP_IEEE_eg : RECIP_IEEE_Common<0x86>;
|
|
defm DIV_eg : DIV_Common<RECIP_IEEE_eg>;
|
|
|
|
def MULLO_INT_eg : MULLO_INT_Common<0x8F>;
|
|
def MULHI_INT_eg : MULHI_INT_Common<0x90>;
|
|
def MULLO_UINT_eg : MULLO_UINT_Common<0x91>;
|
|
def MULHI_UINT_eg : MULHI_UINT_Common<0x92>;
|
|
def RECIP_UINT_eg : RECIP_UINT_Common<0x94>;
|
|
def RECIPSQRT_CLAMPED_eg : RECIPSQRT_CLAMPED_Common<0x87>;
|
|
def EXP_IEEE_eg : EXP_IEEE_Common<0x81>;
|
|
def LOG_IEEE_eg : LOG_IEEE_Common<0x83>;
|
|
def RECIP_CLAMPED_eg : RECIP_CLAMPED_Common<0x84>;
|
|
def RECIPSQRT_IEEE_eg : RECIPSQRT_IEEE_Common<0x89>;
|
|
def SIN_eg : SIN_Common<0x8D>;
|
|
def COS_eg : COS_Common<0x8E>;
|
|
|
|
def : POW_Common <LOG_IEEE_eg, EXP_IEEE_eg, MUL>;
|
|
def : Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_eg $src))>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Memory read/write instructions
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
let usesCustomInserter = 1 in {
|
|
|
|
// 32-bit store
|
|
def RAT_WRITE_CACHELESS_32_eg : CF_MEM_RAT_CACHELESS <0x2, 0, 0x1,
|
|
(ins R600_TReg32_X:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
|
|
"STORE_RAW $rw_gpr, $index_gpr, $eop",
|
|
[(global_store i32:$rw_gpr, i32:$index_gpr)]
|
|
>;
|
|
|
|
// 64-bit store
|
|
def RAT_WRITE_CACHELESS_64_eg : CF_MEM_RAT_CACHELESS <0x2, 0, 0x3,
|
|
(ins R600_Reg64:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
|
|
"STORE_RAW $rw_gpr.XY, $index_gpr, $eop",
|
|
[(global_store v2i32:$rw_gpr, i32:$index_gpr)]
|
|
>;
|
|
|
|
//128-bit store
|
|
def RAT_WRITE_CACHELESS_128_eg : CF_MEM_RAT_CACHELESS <0x2, 0, 0xf,
|
|
(ins R600_Reg128:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
|
|
"STORE_RAW $rw_gpr.XYZW, $index_gpr, $eop",
|
|
[(global_store v4i32:$rw_gpr, i32:$index_gpr)]
|
|
>;
|
|
|
|
} // End usesCustomInserter = 1
|
|
|
|
class VTX_READ_eg <string name, bits<8> buffer_id, dag outs, list<dag> pattern>
|
|
: VTX_WORD0_eg, VTX_READ<name, buffer_id, outs, pattern> {
|
|
|
|
// Static fields
|
|
let VC_INST = 0;
|
|
let FETCH_TYPE = 2;
|
|
let FETCH_WHOLE_QUAD = 0;
|
|
let BUFFER_ID = buffer_id;
|
|
let SRC_REL = 0;
|
|
// XXX: We can infer this field based on the SRC_GPR. This would allow us
|
|
// to store vertex addresses in any channel, not just X.
|
|
let SRC_SEL_X = 0;
|
|
|
|
let Inst{31-0} = Word0;
|
|
}
|
|
|
|
class VTX_READ_8_eg <bits<8> buffer_id, list<dag> pattern>
|
|
: VTX_READ_eg <"VTX_READ_8 $dst_gpr, $src_gpr", buffer_id,
|
|
(outs R600_TReg32_X:$dst_gpr), pattern> {
|
|
|
|
let MEGA_FETCH_COUNT = 1;
|
|
let DST_SEL_X = 0;
|
|
let DST_SEL_Y = 7; // Masked
|
|
let DST_SEL_Z = 7; // Masked
|
|
let DST_SEL_W = 7; // Masked
|
|
let DATA_FORMAT = 1; // FMT_8
|
|
}
|
|
|
|
class VTX_READ_16_eg <bits<8> buffer_id, list<dag> pattern>
|
|
: VTX_READ_eg <"VTX_READ_16 $dst_gpr, $src_gpr", buffer_id,
|
|
(outs R600_TReg32_X:$dst_gpr), pattern> {
|
|
let MEGA_FETCH_COUNT = 2;
|
|
let DST_SEL_X = 0;
|
|
let DST_SEL_Y = 7; // Masked
|
|
let DST_SEL_Z = 7; // Masked
|
|
let DST_SEL_W = 7; // Masked
|
|
let DATA_FORMAT = 5; // FMT_16
|
|
|
|
}
|
|
|
|
class VTX_READ_32_eg <bits<8> buffer_id, list<dag> pattern>
|
|
: VTX_READ_eg <"VTX_READ_32 $dst_gpr, $src_gpr", buffer_id,
|
|
(outs R600_TReg32_X:$dst_gpr), pattern> {
|
|
|
|
let MEGA_FETCH_COUNT = 4;
|
|
let DST_SEL_X = 0;
|
|
let DST_SEL_Y = 7; // Masked
|
|
let DST_SEL_Z = 7; // Masked
|
|
let DST_SEL_W = 7; // Masked
|
|
let DATA_FORMAT = 0xD; // COLOR_32
|
|
|
|
// This is not really necessary, but there were some GPU hangs that appeared
|
|
// to be caused by ALU instructions in the next instruction group that wrote
|
|
// to the $src_gpr registers of the VTX_READ.
|
|
// e.g.
|
|
// %T3_X<def> = VTX_READ_PARAM_32_eg %T2_X<kill>, 24
|
|
// %T2_X<def> = MOV %ZERO
|
|
//Adding this constraint prevents this from happening.
|
|
let Constraints = "$src_gpr.ptr = $dst_gpr";
|
|
}
|
|
|
|
class VTX_READ_64_eg <bits<8> buffer_id, list<dag> pattern>
|
|
: VTX_READ_eg <"VTX_READ_64 $dst_gpr.XY, $src_gpr", buffer_id,
|
|
(outs R600_Reg64:$dst_gpr), pattern> {
|
|
|
|
let MEGA_FETCH_COUNT = 8;
|
|
let DST_SEL_X = 0;
|
|
let DST_SEL_Y = 1;
|
|
let DST_SEL_Z = 7;
|
|
let DST_SEL_W = 7;
|
|
let DATA_FORMAT = 0x1D; // COLOR_32_32
|
|
}
|
|
|
|
class VTX_READ_128_eg <bits<8> buffer_id, list<dag> pattern>
|
|
: VTX_READ_eg <"VTX_READ_128 $dst_gpr.XYZW, $src_gpr", buffer_id,
|
|
(outs R600_Reg128:$dst_gpr), pattern> {
|
|
|
|
let MEGA_FETCH_COUNT = 16;
|
|
let DST_SEL_X = 0;
|
|
let DST_SEL_Y = 1;
|
|
let DST_SEL_Z = 2;
|
|
let DST_SEL_W = 3;
|
|
let DATA_FORMAT = 0x22; // COLOR_32_32_32_32
|
|
|
|
// XXX: Need to force VTX_READ_128 instructions to write to the same register
|
|
// that holds its buffer address to avoid potential hangs. We can't use
|
|
// the same constraint as VTX_READ_32_eg, because the $src_gpr.ptr and $dst
|
|
// registers are different sizes.
|
|
}
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// VTX Read from parameter memory space
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
def VTX_READ_PARAM_8_eg : VTX_READ_8_eg <0,
|
|
[(set i32:$dst_gpr, (load_param_exti8 ADDRVTX_READ:$src_gpr))]
|
|
>;
|
|
|
|
def VTX_READ_PARAM_16_eg : VTX_READ_16_eg <0,
|
|
[(set i32:$dst_gpr, (load_param_exti16 ADDRVTX_READ:$src_gpr))]
|
|
>;
|
|
|
|
def VTX_READ_PARAM_32_eg : VTX_READ_32_eg <0,
|
|
[(set i32:$dst_gpr, (load_param ADDRVTX_READ:$src_gpr))]
|
|
>;
|
|
|
|
def VTX_READ_PARAM_64_eg : VTX_READ_64_eg <0,
|
|
[(set v2i32:$dst_gpr, (load_param ADDRVTX_READ:$src_gpr))]
|
|
>;
|
|
|
|
def VTX_READ_PARAM_128_eg : VTX_READ_128_eg <0,
|
|
[(set v4i32:$dst_gpr, (load_param ADDRVTX_READ:$src_gpr))]
|
|
>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// VTX Read from global memory space
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// 8-bit reads
|
|
def VTX_READ_GLOBAL_8_eg : VTX_READ_8_eg <1,
|
|
[(set i32:$dst_gpr, (az_extloadi8_global ADDRVTX_READ:$src_gpr))]
|
|
>;
|
|
|
|
def VTX_READ_GLOBAL_16_eg : VTX_READ_16_eg <1,
|
|
[(set i32:$dst_gpr, (az_extloadi16_global ADDRVTX_READ:$src_gpr))]
|
|
>;
|
|
|
|
// 32-bit reads
|
|
def VTX_READ_GLOBAL_32_eg : VTX_READ_32_eg <1,
|
|
[(set i32:$dst_gpr, (global_load ADDRVTX_READ:$src_gpr))]
|
|
>;
|
|
|
|
// 64-bit reads
|
|
def VTX_READ_GLOBAL_64_eg : VTX_READ_64_eg <1,
|
|
[(set v2i32:$dst_gpr, (global_load ADDRVTX_READ:$src_gpr))]
|
|
>;
|
|
|
|
// 128-bit reads
|
|
def VTX_READ_GLOBAL_128_eg : VTX_READ_128_eg <1,
|
|
[(set v4i32:$dst_gpr, (global_load ADDRVTX_READ:$src_gpr))]
|
|
>;
|
|
|
|
} // End Predicates = [isEG]
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Evergreen / Cayman Instructions
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
let Predicates = [isEGorCayman] in {
|
|
|
|
// BFE_UINT - bit_extract, an optimization for mask and shift
|
|
// Src0 = Input
|
|
// Src1 = Offset
|
|
// Src2 = Width
|
|
//
|
|
// bit_extract = (Input << (32 - Offset - Width)) >> (32 - Width)
|
|
//
|
|
// Example Usage:
|
|
// (Offset, Width)
|
|
//
|
|
// (0, 8) = (Input << 24) >> 24 = (Input & 0xff) >> 0
|
|
// (8, 8) = (Input << 16) >> 24 = (Input & 0xffff) >> 8
|
|
// (16,8) = (Input << 8) >> 24 = (Input & 0xffffff) >> 16
|
|
// (24,8) = (Input << 0) >> 24 = (Input & 0xffffffff) >> 24
|
|
def BFE_UINT_eg : R600_3OP <0x4, "BFE_UINT",
|
|
[(set i32:$dst, (int_AMDIL_bit_extract_u32 i32:$src0, i32:$src1,
|
|
i32:$src2))],
|
|
VecALU
|
|
>;
|
|
def : BFEPattern <BFE_UINT_eg>;
|
|
|
|
def BFI_INT_eg : R600_3OP <0x06, "BFI_INT", [], VecALU>;
|
|
defm : BFIPatterns <BFI_INT_eg>;
|
|
|
|
def MULADD_UINT24_eg : R600_3OP <0x10, "MULADD_UINT24",
|
|
[(set i32:$dst, (add (mul U24:$src0, U24:$src1), i32:$src2))], VecALU
|
|
>;
|
|
def BIT_ALIGN_INT_eg : R600_3OP <0xC, "BIT_ALIGN_INT", [], VecALU>;
|
|
def : ROTRPattern <BIT_ALIGN_INT_eg>;
|
|
|
|
def MULADD_eg : MULADD_Common<0x14>;
|
|
def MULADD_IEEE_eg : MULADD_IEEE_Common<0x18>;
|
|
def ASHR_eg : ASHR_Common<0x15>;
|
|
def LSHR_eg : LSHR_Common<0x16>;
|
|
def LSHL_eg : LSHL_Common<0x17>;
|
|
def CNDE_eg : CNDE_Common<0x19>;
|
|
def CNDGT_eg : CNDGT_Common<0x1A>;
|
|
def CNDGE_eg : CNDGE_Common<0x1B>;
|
|
def MUL_LIT_eg : MUL_LIT_Common<0x1F>;
|
|
def LOG_CLAMPED_eg : LOG_CLAMPED_Common<0x82>;
|
|
def MUL_UINT24_eg : R600_2OP <0xB5, "MUL_UINT24",
|
|
[(set i32:$dst, (mul U24:$src0, U24:$src1))], VecALU
|
|
>;
|
|
def DOT4_eg : DOT4_Common<0xBE>;
|
|
defm CUBE_eg : CUBE_Common<0xC0>;
|
|
|
|
let hasSideEffects = 1 in {
|
|
def MOVA_INT_eg : R600_1OP <0xCC, "MOVA_INT", []>;
|
|
}
|
|
|
|
def TGSI_LIT_Z_eg : TGSI_LIT_Z_Common<MUL_LIT_eg, LOG_CLAMPED_eg, EXP_IEEE_eg>;
|
|
|
|
def FLT_TO_INT_eg : FLT_TO_INT_Common<0x50> {
|
|
let Pattern = [];
|
|
let Itinerary = AnyALU;
|
|
}
|
|
|
|
def INT_TO_FLT_eg : INT_TO_FLT_Common<0x9B>;
|
|
|
|
def FLT_TO_UINT_eg : FLT_TO_UINT_Common<0x9A> {
|
|
let Pattern = [];
|
|
}
|
|
|
|
def UINT_TO_FLT_eg : UINT_TO_FLT_Common<0x9C>;
|
|
|
|
def GROUP_BARRIER : InstR600 <
|
|
(outs), (ins), " GROUP_BARRIER", [(int_AMDGPU_barrier_local)], AnyALU>,
|
|
R600ALU_Word0,
|
|
R600ALU_Word1_OP2 <0x54> {
|
|
|
|
let dst = 0;
|
|
let dst_rel = 0;
|
|
let src0 = 0;
|
|
let src0_rel = 0;
|
|
let src0_neg = 0;
|
|
let src0_abs = 0;
|
|
let src1 = 0;
|
|
let src1_rel = 0;
|
|
let src1_neg = 0;
|
|
let src1_abs = 0;
|
|
let write = 0;
|
|
let omod = 0;
|
|
let clamp = 0;
|
|
let last = 1;
|
|
let bank_swizzle = 0;
|
|
let pred_sel = 0;
|
|
let update_exec_mask = 0;
|
|
let update_pred = 0;
|
|
|
|
let Inst{31-0} = Word0;
|
|
let Inst{63-32} = Word1;
|
|
|
|
let ALUInst = 1;
|
|
}
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// LDS Instructions
|
|
//===----------------------------------------------------------------------===//
|
|
class R600_LDS <bits<6> op, dag outs, dag ins, string asm,
|
|
list<dag> pattern = []> :
|
|
|
|
InstR600 <outs, ins, asm, pattern, XALU>,
|
|
R600_ALU_LDS_Word0,
|
|
R600LDS_Word1 {
|
|
|
|
bits<6> offset = 0;
|
|
let lds_op = op;
|
|
|
|
let Word1{27} = offset{0};
|
|
let Word1{12} = offset{1};
|
|
let Word1{28} = offset{2};
|
|
let Word1{31} = offset{3};
|
|
let Word0{12} = offset{4};
|
|
let Word0{25} = offset{5};
|
|
|
|
|
|
let Inst{31-0} = Word0;
|
|
let Inst{63-32} = Word1;
|
|
|
|
let ALUInst = 1;
|
|
let HasNativeOperands = 1;
|
|
let UseNamedOperandTable = 1;
|
|
}
|
|
|
|
class R600_LDS_1A <bits<6> lds_op, string name, list<dag> pattern> : R600_LDS <
|
|
lds_op,
|
|
(outs R600_Reg32:$dst),
|
|
(ins R600_Reg32:$src0, REL:$src0_rel, SEL:$src0_sel,
|
|
LAST:$last, R600_Pred:$pred_sel,
|
|
BANK_SWIZZLE:$bank_swizzle),
|
|
" "#name#" $last OQAP, $src0$src0_rel $pred_sel",
|
|
pattern
|
|
> {
|
|
|
|
let src1 = 0;
|
|
let src1_rel = 0;
|
|
let src2 = 0;
|
|
let src2_rel = 0;
|
|
|
|
let Defs = [OQAP];
|
|
let usesCustomInserter = 1;
|
|
let LDS_1A = 1;
|
|
let DisableEncoding = "$dst";
|
|
}
|
|
|
|
class R600_LDS_1A1D <bits<6> lds_op, dag outs, string name, list<dag> pattern,
|
|
string dst =""> :
|
|
R600_LDS <
|
|
lds_op, outs,
|
|
(ins R600_Reg32:$src0, REL:$src0_rel, SEL:$src0_sel,
|
|
R600_Reg32:$src1, REL:$src1_rel, SEL:$src1_sel,
|
|
LAST:$last, R600_Pred:$pred_sel,
|
|
BANK_SWIZZLE:$bank_swizzle),
|
|
" "#name#" $last "#dst#"$src0$src0_rel, $src1$src1_rel, $pred_sel",
|
|
pattern
|
|
> {
|
|
|
|
field string BaseOp;
|
|
|
|
let src2 = 0;
|
|
let src2_rel = 0;
|
|
let LDS_1A1D = 1;
|
|
}
|
|
|
|
class R600_LDS_1A1D_NORET <bits<6> lds_op, string name, list<dag> pattern> :
|
|
R600_LDS_1A1D <lds_op, (outs), name, pattern> {
|
|
let BaseOp = name;
|
|
}
|
|
|
|
class R600_LDS_1A1D_RET <bits<6> lds_op, string name, list<dag> pattern> :
|
|
R600_LDS_1A1D <lds_op, (outs R600_Reg32:$dst), name##"_RET", pattern, "OQAP, "> {
|
|
|
|
let BaseOp = name;
|
|
let usesCustomInserter = 1;
|
|
let DisableEncoding = "$dst";
|
|
let Defs = [OQAP];
|
|
}
|
|
|
|
class R600_LDS_1A2D <bits<6> lds_op, string name, list<dag> pattern> :
|
|
R600_LDS <
|
|
lds_op,
|
|
(outs),
|
|
(ins R600_Reg32:$src0, REL:$src0_rel, SEL:$src0_sel,
|
|
R600_Reg32:$src1, REL:$src1_rel, SEL:$src1_sel,
|
|
R600_Reg32:$src2, REL:$src2_rel, SEL:$src2_sel,
|
|
LAST:$last, R600_Pred:$pred_sel, BANK_SWIZZLE:$bank_swizzle),
|
|
" "#name# "$last $src0$src0_rel, $src1$src1_rel, $src2$src2_rel, $pred_sel",
|
|
pattern> {
|
|
let LDS_1A2D = 1;
|
|
}
|
|
|
|
def LDS_ADD : R600_LDS_1A1D_NORET <0x0, "LDS_ADD", [] >;
|
|
def LDS_SUB : R600_LDS_1A1D_NORET <0x1, "LDS_SUB", [] >;
|
|
def LDS_WRITE : R600_LDS_1A1D_NORET <0xD, "LDS_WRITE",
|
|
[(local_store (i32 R600_Reg32:$src1), R600_Reg32:$src0)]
|
|
>;
|
|
def LDS_BYTE_WRITE : R600_LDS_1A1D_NORET<0x12, "LDS_BYTE_WRITE",
|
|
[(truncstorei8_local i32:$src1, i32:$src0)]
|
|
>;
|
|
def LDS_SHORT_WRITE : R600_LDS_1A1D_NORET<0x13, "LDS_SHORT_WRITE",
|
|
[(truncstorei16_local i32:$src1, i32:$src0)]
|
|
>;
|
|
def LDS_ADD_RET : R600_LDS_1A1D_RET <0x20, "LDS_ADD",
|
|
[(set i32:$dst, (atomic_load_add_local i32:$src0, i32:$src1))]
|
|
>;
|
|
def LDS_SUB_RET : R600_LDS_1A1D_RET <0x21, "LDS_SUB",
|
|
[(set i32:$dst, (atomic_load_sub_local i32:$src0, i32:$src1))]
|
|
>;
|
|
def LDS_READ_RET : R600_LDS_1A <0x32, "LDS_READ_RET",
|
|
[(set (i32 R600_Reg32:$dst), (local_load R600_Reg32:$src0))]
|
|
>;
|
|
def LDS_BYTE_READ_RET : R600_LDS_1A <0x36, "LDS_BYTE_READ_RET",
|
|
[(set i32:$dst, (sextloadi8_local i32:$src0))]
|
|
>;
|
|
def LDS_UBYTE_READ_RET : R600_LDS_1A <0x37, "LDS_UBYTE_READ_RET",
|
|
[(set i32:$dst, (az_extloadi8_local i32:$src0))]
|
|
>;
|
|
def LDS_SHORT_READ_RET : R600_LDS_1A <0x38, "LDS_SHORT_READ_RET",
|
|
[(set i32:$dst, (sextloadi16_local i32:$src0))]
|
|
>;
|
|
def LDS_USHORT_READ_RET : R600_LDS_1A <0x39, "LDS_USHORT_READ_RET",
|
|
[(set i32:$dst, (az_extloadi16_local i32:$src0))]
|
|
>;
|
|
|
|
// TRUNC is used for the FLT_TO_INT instructions to work around a
|
|
// perceived problem where the rounding modes are applied differently
|
|
// depending on the instruction and the slot they are in.
|
|
// See:
|
|
// https://bugs.freedesktop.org/show_bug.cgi?id=50232
|
|
// Mesa commit: a1a0974401c467cb86ef818f22df67c21774a38c
|
|
//
|
|
// XXX: Lowering SELECT_CC will sometimes generate fp_to_[su]int nodes,
|
|
// which do not need to be truncated since the fp values are 0.0f or 1.0f.
|
|
// We should look into handling these cases separately.
|
|
def : Pat<(fp_to_sint f32:$src0), (FLT_TO_INT_eg (TRUNC $src0))>;
|
|
|
|
def : Pat<(fp_to_uint f32:$src0), (FLT_TO_UINT_eg (TRUNC $src0))>;
|
|
|
|
// SHA-256 Patterns
|
|
def : SHA256MaPattern <BFI_INT_eg, XOR_INT>;
|
|
|
|
def EG_ExportSwz : ExportSwzInst {
|
|
let Word1{19-16} = 0; // BURST_COUNT
|
|
let Word1{20} = 0; // VALID_PIXEL_MODE
|
|
let Word1{21} = eop;
|
|
let Word1{29-22} = inst;
|
|
let Word1{30} = 0; // MARK
|
|
let Word1{31} = 1; // BARRIER
|
|
}
|
|
defm : ExportPattern<EG_ExportSwz, 83>;
|
|
|
|
def EG_ExportBuf : ExportBufInst {
|
|
let Word1{19-16} = 0; // BURST_COUNT
|
|
let Word1{20} = 0; // VALID_PIXEL_MODE
|
|
let Word1{21} = eop;
|
|
let Word1{29-22} = inst;
|
|
let Word1{30} = 0; // MARK
|
|
let Word1{31} = 1; // BARRIER
|
|
}
|
|
defm : SteamOutputExportPattern<EG_ExportBuf, 0x40, 0x41, 0x42, 0x43>;
|
|
|
|
def CF_TC_EG : CF_CLAUSE_EG<1, (ins i32imm:$ADDR, i32imm:$COUNT),
|
|
"TEX $COUNT @$ADDR"> {
|
|
let POP_COUNT = 0;
|
|
}
|
|
def CF_VC_EG : CF_CLAUSE_EG<2, (ins i32imm:$ADDR, i32imm:$COUNT),
|
|
"VTX $COUNT @$ADDR"> {
|
|
let POP_COUNT = 0;
|
|
}
|
|
def WHILE_LOOP_EG : CF_CLAUSE_EG<6, (ins i32imm:$ADDR),
|
|
"LOOP_START_DX10 @$ADDR"> {
|
|
let POP_COUNT = 0;
|
|
let COUNT = 0;
|
|
}
|
|
def END_LOOP_EG : CF_CLAUSE_EG<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
|
|
let POP_COUNT = 0;
|
|
let COUNT = 0;
|
|
}
|
|
def LOOP_BREAK_EG : CF_CLAUSE_EG<9, (ins i32imm:$ADDR),
|
|
"LOOP_BREAK @$ADDR"> {
|
|
let POP_COUNT = 0;
|
|
let COUNT = 0;
|
|
}
|
|
def CF_CONTINUE_EG : CF_CLAUSE_EG<8, (ins i32imm:$ADDR),
|
|
"CONTINUE @$ADDR"> {
|
|
let POP_COUNT = 0;
|
|
let COUNT = 0;
|
|
}
|
|
def CF_JUMP_EG : CF_CLAUSE_EG<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
|
|
"JUMP @$ADDR POP:$POP_COUNT"> {
|
|
let COUNT = 0;
|
|
}
|
|
def CF_ELSE_EG : CF_CLAUSE_EG<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
|
|
"ELSE @$ADDR POP:$POP_COUNT"> {
|
|
let COUNT = 0;
|
|
}
|
|
def CF_CALL_FS_EG : CF_CLAUSE_EG<19, (ins), "CALL_FS"> {
|
|
let ADDR = 0;
|
|
let COUNT = 0;
|
|
let POP_COUNT = 0;
|
|
}
|
|
def POP_EG : CF_CLAUSE_EG<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
|
|
"POP @$ADDR POP:$POP_COUNT"> {
|
|
let COUNT = 0;
|
|
}
|
|
def CF_END_EG : CF_CLAUSE_EG<0, (ins), "CF_END"> {
|
|
let COUNT = 0;
|
|
let POP_COUNT = 0;
|
|
let ADDR = 0;
|
|
let END_OF_PROGRAM = 1;
|
|
}
|
|
|
|
} // End Predicates = [isEGorCayman]
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Regist loads and stores - for indirect addressing
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
defm R600_ : RegisterLoadStore <R600_Reg32, FRAMEri, ADDRIndirect>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Cayman Instructions
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
let Predicates = [isCayman] in {
|
|
|
|
def MULADD_INT24_cm : R600_3OP <0x08, "MULADD_INT24",
|
|
[(set i32:$dst, (add (mul I24:$src0, I24:$src1), i32:$src2))], VecALU
|
|
>;
|
|
def MUL_INT24_cm : R600_2OP <0x5B, "MUL_INT24",
|
|
[(set i32:$dst, (mul I24:$src0, I24:$src1))], VecALU
|
|
>;
|
|
|
|
let isVector = 1 in {
|
|
|
|
def RECIP_IEEE_cm : RECIP_IEEE_Common<0x86>;
|
|
|
|
def MULLO_INT_cm : MULLO_INT_Common<0x8F>;
|
|
def MULHI_INT_cm : MULHI_INT_Common<0x90>;
|
|
def MULLO_UINT_cm : MULLO_UINT_Common<0x91>;
|
|
def MULHI_UINT_cm : MULHI_UINT_Common<0x92>;
|
|
def RECIPSQRT_CLAMPED_cm : RECIPSQRT_CLAMPED_Common<0x87>;
|
|
def EXP_IEEE_cm : EXP_IEEE_Common<0x81>;
|
|
def LOG_IEEE_cm : LOG_IEEE_Common<0x83>;
|
|
def RECIP_CLAMPED_cm : RECIP_CLAMPED_Common<0x84>;
|
|
def RECIPSQRT_IEEE_cm : RECIPSQRT_IEEE_Common<0x89>;
|
|
def SIN_cm : SIN_Common<0x8D>;
|
|
def COS_cm : COS_Common<0x8E>;
|
|
} // End isVector = 1
|
|
|
|
def : POW_Common <LOG_IEEE_cm, EXP_IEEE_cm, MUL>;
|
|
|
|
defm DIV_cm : DIV_Common<RECIP_IEEE_cm>;
|
|
|
|
// RECIP_UINT emulation for Cayman
|
|
// The multiplication scales from [0,1] to the unsigned integer range
|
|
def : Pat <
|
|
(AMDGPUurecip i32:$src0),
|
|
(FLT_TO_UINT_eg (MUL_IEEE (RECIP_IEEE_cm (UINT_TO_FLT_eg $src0)),
|
|
(MOV_IMM_I32 CONST.FP_UINT_MAX_PLUS_1)))
|
|
>;
|
|
|
|
def CF_END_CM : CF_CLAUSE_EG<32, (ins), "CF_END"> {
|
|
let ADDR = 0;
|
|
let POP_COUNT = 0;
|
|
let COUNT = 0;
|
|
}
|
|
|
|
def : Pat<(fsqrt f32:$src), (MUL R600_Reg32:$src, (RECIPSQRT_CLAMPED_cm $src))>;
|
|
|
|
class RAT_STORE_DWORD <RegisterClass rc, ValueType vt, bits<4> mask> :
|
|
CF_MEM_RAT_CACHELESS <0x14, 0, mask,
|
|
(ins rc:$rw_gpr, R600_TReg32_X:$index_gpr),
|
|
"STORE_DWORD $rw_gpr, $index_gpr",
|
|
[(global_store vt:$rw_gpr, i32:$index_gpr)]> {
|
|
let eop = 0; // This bit is not used on Cayman.
|
|
}
|
|
|
|
def RAT_STORE_DWORD32 : RAT_STORE_DWORD <R600_TReg32_X, i32, 0x1>;
|
|
def RAT_STORE_DWORD64 : RAT_STORE_DWORD <R600_Reg64, v2i32, 0x3>;
|
|
def RAT_STORE_DWORD128 : RAT_STORE_DWORD <R600_Reg128, v4i32, 0xf>;
|
|
|
|
class VTX_READ_cm <string name, bits<8> buffer_id, dag outs, list<dag> pattern>
|
|
: VTX_WORD0_cm, VTX_READ<name, buffer_id, outs, pattern> {
|
|
|
|
// Static fields
|
|
let VC_INST = 0;
|
|
let FETCH_TYPE = 2;
|
|
let FETCH_WHOLE_QUAD = 0;
|
|
let BUFFER_ID = buffer_id;
|
|
let SRC_REL = 0;
|
|
// XXX: We can infer this field based on the SRC_GPR. This would allow us
|
|
// to store vertex addresses in any channel, not just X.
|
|
let SRC_SEL_X = 0;
|
|
let SRC_SEL_Y = 0;
|
|
let STRUCTURED_READ = 0;
|
|
let LDS_REQ = 0;
|
|
let COALESCED_READ = 0;
|
|
|
|
let Inst{31-0} = Word0;
|
|
}
|
|
|
|
class VTX_READ_8_cm <bits<8> buffer_id, list<dag> pattern>
|
|
: VTX_READ_cm <"VTX_READ_8 $dst_gpr, $src_gpr", buffer_id,
|
|
(outs R600_TReg32_X:$dst_gpr), pattern> {
|
|
|
|
let DST_SEL_X = 0;
|
|
let DST_SEL_Y = 7; // Masked
|
|
let DST_SEL_Z = 7; // Masked
|
|
let DST_SEL_W = 7; // Masked
|
|
let DATA_FORMAT = 1; // FMT_8
|
|
}
|
|
|
|
class VTX_READ_16_cm <bits<8> buffer_id, list<dag> pattern>
|
|
: VTX_READ_cm <"VTX_READ_16 $dst_gpr, $src_gpr", buffer_id,
|
|
(outs R600_TReg32_X:$dst_gpr), pattern> {
|
|
let DST_SEL_X = 0;
|
|
let DST_SEL_Y = 7; // Masked
|
|
let DST_SEL_Z = 7; // Masked
|
|
let DST_SEL_W = 7; // Masked
|
|
let DATA_FORMAT = 5; // FMT_16
|
|
|
|
}
|
|
|
|
class VTX_READ_32_cm <bits<8> buffer_id, list<dag> pattern>
|
|
: VTX_READ_cm <"VTX_READ_32 $dst_gpr, $src_gpr", buffer_id,
|
|
(outs R600_TReg32_X:$dst_gpr), pattern> {
|
|
|
|
let DST_SEL_X = 0;
|
|
let DST_SEL_Y = 7; // Masked
|
|
let DST_SEL_Z = 7; // Masked
|
|
let DST_SEL_W = 7; // Masked
|
|
let DATA_FORMAT = 0xD; // COLOR_32
|
|
|
|
// This is not really necessary, but there were some GPU hangs that appeared
|
|
// to be caused by ALU instructions in the next instruction group that wrote
|
|
// to the $src_gpr registers of the VTX_READ.
|
|
// e.g.
|
|
// %T3_X<def> = VTX_READ_PARAM_32_eg %T2_X<kill>, 24
|
|
// %T2_X<def> = MOV %ZERO
|
|
//Adding this constraint prevents this from happening.
|
|
let Constraints = "$src_gpr.ptr = $dst_gpr";
|
|
}
|
|
|
|
class VTX_READ_64_cm <bits<8> buffer_id, list<dag> pattern>
|
|
: VTX_READ_cm <"VTX_READ_64 $dst_gpr, $src_gpr", buffer_id,
|
|
(outs R600_Reg64:$dst_gpr), pattern> {
|
|
|
|
let DST_SEL_X = 0;
|
|
let DST_SEL_Y = 1;
|
|
let DST_SEL_Z = 7;
|
|
let DST_SEL_W = 7;
|
|
let DATA_FORMAT = 0x1D; // COLOR_32_32
|
|
}
|
|
|
|
class VTX_READ_128_cm <bits<8> buffer_id, list<dag> pattern>
|
|
: VTX_READ_cm <"VTX_READ_128 $dst_gpr.XYZW, $src_gpr", buffer_id,
|
|
(outs R600_Reg128:$dst_gpr), pattern> {
|
|
|
|
let DST_SEL_X = 0;
|
|
let DST_SEL_Y = 1;
|
|
let DST_SEL_Z = 2;
|
|
let DST_SEL_W = 3;
|
|
let DATA_FORMAT = 0x22; // COLOR_32_32_32_32
|
|
|
|
// XXX: Need to force VTX_READ_128 instructions to write to the same register
|
|
// that holds its buffer address to avoid potential hangs. We can't use
|
|
// the same constraint as VTX_READ_32_eg, because the $src_gpr.ptr and $dst
|
|
// registers are different sizes.
|
|
}
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// VTX Read from parameter memory space
|
|
//===----------------------------------------------------------------------===//
|
|
def VTX_READ_PARAM_8_cm : VTX_READ_8_cm <0,
|
|
[(set i32:$dst_gpr, (load_param_exti8 ADDRVTX_READ:$src_gpr))]
|
|
>;
|
|
|
|
def VTX_READ_PARAM_16_cm : VTX_READ_16_cm <0,
|
|
[(set i32:$dst_gpr, (load_param_exti16 ADDRVTX_READ:$src_gpr))]
|
|
>;
|
|
|
|
def VTX_READ_PARAM_32_cm : VTX_READ_32_cm <0,
|
|
[(set i32:$dst_gpr, (load_param ADDRVTX_READ:$src_gpr))]
|
|
>;
|
|
|
|
def VTX_READ_PARAM_64_cm : VTX_READ_64_cm <0,
|
|
[(set v2i32:$dst_gpr, (load_param ADDRVTX_READ:$src_gpr))]
|
|
>;
|
|
|
|
def VTX_READ_PARAM_128_cm : VTX_READ_128_cm <0,
|
|
[(set v4i32:$dst_gpr, (load_param ADDRVTX_READ:$src_gpr))]
|
|
>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// VTX Read from global memory space
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// 8-bit reads
|
|
def VTX_READ_GLOBAL_8_cm : VTX_READ_8_cm <1,
|
|
[(set i32:$dst_gpr, (az_extloadi8_global ADDRVTX_READ:$src_gpr))]
|
|
>;
|
|
|
|
def VTX_READ_GLOBAL_16_cm : VTX_READ_16_cm <1,
|
|
[(set i32:$dst_gpr, (az_extloadi16_global ADDRVTX_READ:$src_gpr))]
|
|
>;
|
|
|
|
// 32-bit reads
|
|
def VTX_READ_GLOBAL_32_cm : VTX_READ_32_cm <1,
|
|
[(set i32:$dst_gpr, (global_load ADDRVTX_READ:$src_gpr))]
|
|
>;
|
|
|
|
// 64-bit reads
|
|
def VTX_READ_GLOBAL_64_cm : VTX_READ_64_cm <1,
|
|
[(set v2i32:$dst_gpr, (global_load ADDRVTX_READ:$src_gpr))]
|
|
>;
|
|
|
|
// 128-bit reads
|
|
def VTX_READ_GLOBAL_128_cm : VTX_READ_128_cm <1,
|
|
[(set v4i32:$dst_gpr, (global_load ADDRVTX_READ:$src_gpr))]
|
|
>;
|
|
|
|
} // End isCayman
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Branch Instructions
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
|
|
def IF_PREDICATE_SET : ILFormat<(outs), (ins GPRI32:$src),
|
|
"IF_PREDICATE_SET $src", []>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Pseudo instructions
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
let isPseudo = 1 in {
|
|
|
|
def PRED_X : InstR600 <
|
|
(outs R600_Predicate_Bit:$dst),
|
|
(ins R600_Reg32:$src0, i32imm:$src1, i32imm:$flags),
|
|
"", [], NullALU> {
|
|
let FlagOperandIdx = 3;
|
|
}
|
|
|
|
let isTerminator = 1, isBranch = 1 in {
|
|
def JUMP_COND : InstR600 <
|
|
(outs),
|
|
(ins brtarget:$target, R600_Predicate_Bit:$p),
|
|
"JUMP $target ($p)",
|
|
[], AnyALU
|
|
>;
|
|
|
|
def JUMP : InstR600 <
|
|
(outs),
|
|
(ins brtarget:$target),
|
|
"JUMP $target",
|
|
[], AnyALU
|
|
>
|
|
{
|
|
let isPredicable = 1;
|
|
let isBarrier = 1;
|
|
}
|
|
|
|
} // End isTerminator = 1, isBranch = 1
|
|
|
|
let usesCustomInserter = 1 in {
|
|
|
|
let mayLoad = 0, mayStore = 0, hasSideEffects = 1 in {
|
|
|
|
def MASK_WRITE : AMDGPUShaderInst <
|
|
(outs),
|
|
(ins R600_Reg32:$src),
|
|
"MASK_WRITE $src",
|
|
[]
|
|
>;
|
|
|
|
} // End mayLoad = 0, mayStore = 0, hasSideEffects = 1
|
|
|
|
|
|
def TXD: InstR600 <
|
|
(outs R600_Reg128:$dst),
|
|
(ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2,
|
|
i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
|
|
"TXD $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
|
|
[(set v4f32:$dst, (int_AMDGPU_txd v4f32:$src0, v4f32:$src1, v4f32:$src2,
|
|
imm:$resourceId, imm:$samplerId, imm:$textureTarget))],
|
|
NullALU > {
|
|
let TEXInst = 1;
|
|
}
|
|
|
|
def TXD_SHADOW: InstR600 <
|
|
(outs R600_Reg128:$dst),
|
|
(ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2,
|
|
i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
|
|
"TXD_SHADOW $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
|
|
[(set v4f32:$dst, (int_AMDGPU_txd v4f32:$src0, v4f32:$src1, v4f32:$src2,
|
|
imm:$resourceId, imm:$samplerId, TEX_SHADOW:$textureTarget))],
|
|
NullALU
|
|
> {
|
|
let TEXInst = 1;
|
|
}
|
|
} // End isPseudo = 1
|
|
} // End usesCustomInserter = 1
|
|
|
|
def CLAMP_R600 : CLAMP <R600_Reg32>;
|
|
def FABS_R600 : FABS<R600_Reg32>;
|
|
def FNEG_R600 : FNEG<R600_Reg32>;
|
|
|
|
//===---------------------------------------------------------------------===//
|
|
// Return instruction
|
|
//===---------------------------------------------------------------------===//
|
|
let isTerminator = 1, isReturn = 1, hasCtrlDep = 1,
|
|
usesCustomInserter = 1 in {
|
|
def RETURN : ILFormat<(outs), (ins variable_ops),
|
|
"RETURN", [(IL_retflag)]>;
|
|
}
|
|
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Constant Buffer Addressing Support
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
let usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU" in {
|
|
def CONST_COPY : Instruction {
|
|
let OutOperandList = (outs R600_Reg32:$dst);
|
|
let InOperandList = (ins i32imm:$src);
|
|
let Pattern =
|
|
[(set R600_Reg32:$dst, (CONST_ADDRESS ADDRGA_CONST_OFFSET:$src))];
|
|
let AsmString = "CONST_COPY";
|
|
let neverHasSideEffects = 1;
|
|
let isAsCheapAsAMove = 1;
|
|
let Itinerary = NullALU;
|
|
}
|
|
} // end usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU"
|
|
|
|
def TEX_VTX_CONSTBUF :
|
|
InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "VTX_READ_eg $dst, $ptr",
|
|
[(set v4i32:$dst, (CONST_ADDRESS ADDRGA_VAR_OFFSET:$ptr, (i32 imm:$BUFFER_ID)))]>,
|
|
VTX_WORD1_GPR, VTX_WORD0_eg {
|
|
|
|
let VC_INST = 0;
|
|
let FETCH_TYPE = 2;
|
|
let FETCH_WHOLE_QUAD = 0;
|
|
let SRC_REL = 0;
|
|
let SRC_SEL_X = 0;
|
|
let DST_REL = 0;
|
|
let USE_CONST_FIELDS = 0;
|
|
let NUM_FORMAT_ALL = 2;
|
|
let FORMAT_COMP_ALL = 1;
|
|
let SRF_MODE_ALL = 1;
|
|
let MEGA_FETCH_COUNT = 16;
|
|
let DST_SEL_X = 0;
|
|
let DST_SEL_Y = 1;
|
|
let DST_SEL_Z = 2;
|
|
let DST_SEL_W = 3;
|
|
let DATA_FORMAT = 35;
|
|
|
|
let Inst{31-0} = Word0;
|
|
let Inst{63-32} = Word1;
|
|
|
|
// LLVM can only encode 64-bit instructions, so these fields are manually
|
|
// encoded in R600CodeEmitter
|
|
//
|
|
// bits<16> OFFSET;
|
|
// bits<2> ENDIAN_SWAP = 0;
|
|
// bits<1> CONST_BUF_NO_STRIDE = 0;
|
|
// bits<1> MEGA_FETCH = 0;
|
|
// bits<1> ALT_CONST = 0;
|
|
// bits<2> BUFFER_INDEX_MODE = 0;
|
|
|
|
|
|
|
|
// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
|
|
// is done in R600CodeEmitter
|
|
//
|
|
// Inst{79-64} = OFFSET;
|
|
// Inst{81-80} = ENDIAN_SWAP;
|
|
// Inst{82} = CONST_BUF_NO_STRIDE;
|
|
// Inst{83} = MEGA_FETCH;
|
|
// Inst{84} = ALT_CONST;
|
|
// Inst{86-85} = BUFFER_INDEX_MODE;
|
|
// Inst{95-86} = 0; Reserved
|
|
|
|
// VTX_WORD3 (Padding)
|
|
//
|
|
// Inst{127-96} = 0;
|
|
let VTXInst = 1;
|
|
}
|
|
|
|
def TEX_VTX_TEXBUF:
|
|
InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "TEX_VTX_EXPLICIT_READ $dst, $ptr",
|
|
[(set v4f32:$dst, (int_R600_load_texbuf ADDRGA_VAR_OFFSET:$ptr, imm:$BUFFER_ID))]>,
|
|
VTX_WORD1_GPR, VTX_WORD0_eg {
|
|
|
|
let VC_INST = 0;
|
|
let FETCH_TYPE = 2;
|
|
let FETCH_WHOLE_QUAD = 0;
|
|
let SRC_REL = 0;
|
|
let SRC_SEL_X = 0;
|
|
let DST_REL = 0;
|
|
let USE_CONST_FIELDS = 1;
|
|
let NUM_FORMAT_ALL = 0;
|
|
let FORMAT_COMP_ALL = 0;
|
|
let SRF_MODE_ALL = 1;
|
|
let MEGA_FETCH_COUNT = 16;
|
|
let DST_SEL_X = 0;
|
|
let DST_SEL_Y = 1;
|
|
let DST_SEL_Z = 2;
|
|
let DST_SEL_W = 3;
|
|
let DATA_FORMAT = 0;
|
|
|
|
let Inst{31-0} = Word0;
|
|
let Inst{63-32} = Word1;
|
|
|
|
// LLVM can only encode 64-bit instructions, so these fields are manually
|
|
// encoded in R600CodeEmitter
|
|
//
|
|
// bits<16> OFFSET;
|
|
// bits<2> ENDIAN_SWAP = 0;
|
|
// bits<1> CONST_BUF_NO_STRIDE = 0;
|
|
// bits<1> MEGA_FETCH = 0;
|
|
// bits<1> ALT_CONST = 0;
|
|
// bits<2> BUFFER_INDEX_MODE = 0;
|
|
|
|
|
|
|
|
// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
|
|
// is done in R600CodeEmitter
|
|
//
|
|
// Inst{79-64} = OFFSET;
|
|
// Inst{81-80} = ENDIAN_SWAP;
|
|
// Inst{82} = CONST_BUF_NO_STRIDE;
|
|
// Inst{83} = MEGA_FETCH;
|
|
// Inst{84} = ALT_CONST;
|
|
// Inst{86-85} = BUFFER_INDEX_MODE;
|
|
// Inst{95-86} = 0; Reserved
|
|
|
|
// VTX_WORD3 (Padding)
|
|
//
|
|
// Inst{127-96} = 0;
|
|
let VTXInst = 1;
|
|
}
|
|
|
|
|
|
|
|
//===--------------------------------------------------------------------===//
|
|
// Instructions support
|
|
//===--------------------------------------------------------------------===//
|
|
//===---------------------------------------------------------------------===//
|
|
// Custom Inserter for Branches and returns, this eventually will be a
|
|
// seperate pass
|
|
//===---------------------------------------------------------------------===//
|
|
let isTerminator = 1, usesCustomInserter = 1, isBranch = 1, isBarrier = 1 in {
|
|
def BRANCH : ILFormat<(outs), (ins brtarget:$target),
|
|
"; Pseudo unconditional branch instruction",
|
|
[(br bb:$target)]>;
|
|
defm BRANCH_COND : BranchConditional<IL_brcond, R600_Reg32, R600_Reg32>;
|
|
}
|
|
|
|
//===---------------------------------------------------------------------===//
|
|
// Flow and Program control Instructions
|
|
//===---------------------------------------------------------------------===//
|
|
let isTerminator=1 in {
|
|
def SWITCH : ILFormat< (outs), (ins GPRI32:$src),
|
|
!strconcat("SWITCH", " $src"), []>;
|
|
def CASE : ILFormat< (outs), (ins GPRI32:$src),
|
|
!strconcat("CASE", " $src"), []>;
|
|
def BREAK : ILFormat< (outs), (ins),
|
|
"BREAK", []>;
|
|
def CONTINUE : ILFormat< (outs), (ins),
|
|
"CONTINUE", []>;
|
|
def DEFAULT : ILFormat< (outs), (ins),
|
|
"DEFAULT", []>;
|
|
def ELSE : ILFormat< (outs), (ins),
|
|
"ELSE", []>;
|
|
def ENDSWITCH : ILFormat< (outs), (ins),
|
|
"ENDSWITCH", []>;
|
|
def ENDMAIN : ILFormat< (outs), (ins),
|
|
"ENDMAIN", []>;
|
|
def END : ILFormat< (outs), (ins),
|
|
"END", []>;
|
|
def ENDFUNC : ILFormat< (outs), (ins),
|
|
"ENDFUNC", []>;
|
|
def ENDIF : ILFormat< (outs), (ins),
|
|
"ENDIF", []>;
|
|
def WHILELOOP : ILFormat< (outs), (ins),
|
|
"WHILE", []>;
|
|
def ENDLOOP : ILFormat< (outs), (ins),
|
|
"ENDLOOP", []>;
|
|
def FUNC : ILFormat< (outs), (ins),
|
|
"FUNC", []>;
|
|
def RETDYN : ILFormat< (outs), (ins),
|
|
"RET_DYN", []>;
|
|
// This opcode has custom swizzle pattern encoded in Swizzle Encoder
|
|
defm IF_LOGICALNZ : BranchInstr<"IF_LOGICALNZ">;
|
|
// This opcode has custom swizzle pattern encoded in Swizzle Encoder
|
|
defm IF_LOGICALZ : BranchInstr<"IF_LOGICALZ">;
|
|
// This opcode has custom swizzle pattern encoded in Swizzle Encoder
|
|
defm BREAK_LOGICALNZ : BranchInstr<"BREAK_LOGICALNZ">;
|
|
// This opcode has custom swizzle pattern encoded in Swizzle Encoder
|
|
defm BREAK_LOGICALZ : BranchInstr<"BREAK_LOGICALZ">;
|
|
// This opcode has custom swizzle pattern encoded in Swizzle Encoder
|
|
defm CONTINUE_LOGICALNZ : BranchInstr<"CONTINUE_LOGICALNZ">;
|
|
// This opcode has custom swizzle pattern encoded in Swizzle Encoder
|
|
defm CONTINUE_LOGICALZ : BranchInstr<"CONTINUE_LOGICALZ">;
|
|
defm IFC : BranchInstr2<"IFC">;
|
|
defm BREAKC : BranchInstr2<"BREAKC">;
|
|
defm CONTINUEC : BranchInstr2<"CONTINUEC">;
|
|
}
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// ISel Patterns
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// CND*_INT Pattterns for f32 True / False values
|
|
|
|
class CND_INT_f32 <InstR600 cnd, CondCode cc> : Pat <
|
|
(selectcc i32:$src0, 0, f32:$src1, f32:$src2, cc),
|
|
(cnd $src0, $src1, $src2)
|
|
>;
|
|
|
|
def : CND_INT_f32 <CNDE_INT, SETEQ>;
|
|
def : CND_INT_f32 <CNDGT_INT, SETGT>;
|
|
def : CND_INT_f32 <CNDGE_INT, SETGE>;
|
|
|
|
//CNDGE_INT extra pattern
|
|
def : Pat <
|
|
(selectcc i32:$src0, -1, i32:$src1, i32:$src2, COND_GT),
|
|
(CNDGE_INT $src0, $src1, $src2)
|
|
>;
|
|
|
|
// KIL Patterns
|
|
def KILP : Pat <
|
|
(int_AMDGPU_kilp),
|
|
(MASK_WRITE (KILLGT (f32 ONE), (f32 ZERO)))
|
|
>;
|
|
|
|
def KIL : Pat <
|
|
(int_AMDGPU_kill f32:$src0),
|
|
(MASK_WRITE (KILLGT (f32 ZERO), $src0))
|
|
>;
|
|
|
|
def : Extract_Element <f32, v4f32, 0, sub0>;
|
|
def : Extract_Element <f32, v4f32, 1, sub1>;
|
|
def : Extract_Element <f32, v4f32, 2, sub2>;
|
|
def : Extract_Element <f32, v4f32, 3, sub3>;
|
|
|
|
def : Insert_Element <f32, v4f32, 0, sub0>;
|
|
def : Insert_Element <f32, v4f32, 1, sub1>;
|
|
def : Insert_Element <f32, v4f32, 2, sub2>;
|
|
def : Insert_Element <f32, v4f32, 3, sub3>;
|
|
|
|
def : Extract_Element <i32, v4i32, 0, sub0>;
|
|
def : Extract_Element <i32, v4i32, 1, sub1>;
|
|
def : Extract_Element <i32, v4i32, 2, sub2>;
|
|
def : Extract_Element <i32, v4i32, 3, sub3>;
|
|
|
|
def : Insert_Element <i32, v4i32, 0, sub0>;
|
|
def : Insert_Element <i32, v4i32, 1, sub1>;
|
|
def : Insert_Element <i32, v4i32, 2, sub2>;
|
|
def : Insert_Element <i32, v4i32, 3, sub3>;
|
|
|
|
def : Vector4_Build <v4f32, f32>;
|
|
def : Vector4_Build <v4i32, i32>;
|
|
|
|
def : Extract_Element <f32, v2f32, 0, sub0>;
|
|
def : Extract_Element <f32, v2f32, 1, sub1>;
|
|
|
|
def : Insert_Element <f32, v2f32, 0, sub0>;
|
|
def : Insert_Element <f32, v2f32, 1, sub1>;
|
|
|
|
def : Extract_Element <i32, v2i32, 0, sub0>;
|
|
def : Extract_Element <i32, v2i32, 1, sub1>;
|
|
|
|
def : Insert_Element <i32, v2i32, 0, sub0>;
|
|
def : Insert_Element <i32, v2i32, 1, sub1>;
|
|
|
|
// bitconvert patterns
|
|
|
|
def : BitConvert <i32, f32, R600_Reg32>;
|
|
def : BitConvert <f32, i32, R600_Reg32>;
|
|
def : BitConvert <v2f32, v2i32, R600_Reg64>;
|
|
def : BitConvert <v2i32, v2f32, R600_Reg64>;
|
|
def : BitConvert <v4f32, v4i32, R600_Reg128>;
|
|
def : BitConvert <v4i32, v4f32, R600_Reg128>;
|
|
|
|
// DWORDADDR pattern
|
|
def : DwordAddrPat <i32, R600_Reg32>;
|
|
|
|
} // End isR600toCayman Predicate
|
|
|
|
def getLDSNoRetOp : InstrMapping {
|
|
let FilterClass = "R600_LDS_1A1D";
|
|
let RowFields = ["BaseOp"];
|
|
let ColFields = ["DisableEncoding"];
|
|
let KeyCol = ["$dst"];
|
|
let ValueCols = [[""""]];
|
|
}
|