forked from OSchip/llvm-project
151 lines
6.2 KiB
TableGen
151 lines
6.2 KiB
TableGen
//===------------ AMDILInstrInfo.td - AMDIL Target ------*-tablegen-*------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//==-----------------------------------------------------------------------===//
|
|
//
|
|
// This file describes the AMDIL instructions in TableGen format.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//===--------------------------------------------------------------------===//
|
|
// Custom Operands
|
|
//===--------------------------------------------------------------------===//
|
|
def brtarget : Operand<OtherVT>;
|
|
|
|
//===--------------------------------------------------------------------===//
|
|
// Custom Selection DAG Type Profiles
|
|
//===--------------------------------------------------------------------===//
|
|
//===----------------------------------------------------------------------===//
|
|
// Generic Profile Types
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
def SDTIL_GenBinaryOp : SDTypeProfile<1, 2, [
|
|
SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>
|
|
]>;
|
|
def SDTIL_GenTernaryOp : SDTypeProfile<1, 3, [
|
|
SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>, SDTCisSameAs<2, 3>
|
|
]>;
|
|
def SDTIL_GenVecBuild : SDTypeProfile<1, 1, [
|
|
SDTCisEltOfVec<1, 0>
|
|
]>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Flow Control Profile Types
|
|
//===----------------------------------------------------------------------===//
|
|
// Branch instruction where second and third are basic blocks
|
|
def SDTIL_BRCond : SDTypeProfile<0, 2, [
|
|
SDTCisVT<0, OtherVT>
|
|
]>;
|
|
|
|
//===--------------------------------------------------------------------===//
|
|
// Custom Selection DAG Nodes
|
|
//===--------------------------------------------------------------------===//
|
|
//===----------------------------------------------------------------------===//
|
|
// Flow Control DAG Nodes
|
|
//===----------------------------------------------------------------------===//
|
|
def IL_brcond : SDNode<"AMDGPUISD::BRANCH_COND", SDTIL_BRCond, [SDNPHasChain]>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Call/Return DAG Nodes
|
|
//===----------------------------------------------------------------------===//
|
|
def IL_retflag : SDNode<"AMDGPUISD::RET_FLAG", SDTNone,
|
|
[SDNPHasChain, SDNPOptInGlue]>;
|
|
|
|
//===--------------------------------------------------------------------===//
|
|
// Instructions
|
|
//===--------------------------------------------------------------------===//
|
|
// Floating point math functions
|
|
def IL_div_inf : SDNode<"AMDGPUISD::DIV_INF", SDTIL_GenBinaryOp>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Integer functions
|
|
//===----------------------------------------------------------------------===//
|
|
def IL_umul : SDNode<"AMDGPUISD::UMUL" , SDTIntBinOp,
|
|
[SDNPCommutative, SDNPAssociative]>;
|
|
|
|
//===--------------------------------------------------------------------===//
|
|
// Custom Pattern DAG Nodes
|
|
//===--------------------------------------------------------------------===//
|
|
def global_store : PatFrag<(ops node:$val, node:$ptr),
|
|
(store node:$val, node:$ptr), [{
|
|
return isGlobalStore(dyn_cast<StoreSDNode>(N));
|
|
}]>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Load pattern fragments
|
|
//===----------------------------------------------------------------------===//
|
|
// Global address space loads
|
|
def global_load : PatFrag<(ops node:$ptr), (load node:$ptr), [{
|
|
return isGlobalLoad(dyn_cast<LoadSDNode>(N));
|
|
}]>;
|
|
// Constant address space loads
|
|
def constant_load : PatFrag<(ops node:$ptr), (load node:$ptr), [{
|
|
return isConstantLoad(dyn_cast<LoadSDNode>(N), -1);
|
|
}]>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Complex addressing mode patterns
|
|
//===----------------------------------------------------------------------===//
|
|
def ADDR : ComplexPattern<i32, 2, "SelectADDR", [], []>;
|
|
def ADDRF : ComplexPattern<i32, 2, "SelectADDR", [frameindex], []>;
|
|
def ADDR64 : ComplexPattern<i64, 2, "SelectADDR64", [], []>;
|
|
def ADDR64F : ComplexPattern<i64, 2, "SelectADDR64", [frameindex], []>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Instruction format classes
|
|
//===----------------------------------------------------------------------===//
|
|
class ILFormat<dag outs, dag ins, string asmstr, list<dag> pattern>
|
|
: Instruction {
|
|
|
|
let Namespace = "AMDGPU";
|
|
dag OutOperandList = outs;
|
|
dag InOperandList = ins;
|
|
let Pattern = pattern;
|
|
let AsmString = !strconcat(asmstr, "\n");
|
|
let isPseudo = 1;
|
|
let Itinerary = NullALU;
|
|
bit hasIEEEFlag = 0;
|
|
bit hasZeroOpFlag = 0;
|
|
let mayLoad = 0;
|
|
let mayStore = 0;
|
|
let hasSideEffects = 0;
|
|
}
|
|
|
|
//===--------------------------------------------------------------------===//
|
|
// Multiclass Instruction formats
|
|
//===--------------------------------------------------------------------===//
|
|
// Multiclass that handles branch instructions
|
|
multiclass BranchConditional<SDNode Op> {
|
|
def _i32 : ILFormat<(outs),
|
|
(ins brtarget:$target, GPRI32:$src0),
|
|
"; i32 Pseudo branch instruction",
|
|
[(Op bb:$target, GPRI32:$src0)]>;
|
|
def _f32 : ILFormat<(outs),
|
|
(ins brtarget:$target, GPRF32:$src0),
|
|
"; f32 Pseudo branch instruction",
|
|
[(Op bb:$target, GPRF32:$src0)]>;
|
|
}
|
|
|
|
// Only scalar types should generate flow control
|
|
multiclass BranchInstr<string name> {
|
|
def _i32 : ILFormat<(outs), (ins GPRI32:$src),
|
|
!strconcat(name, " $src"), []>;
|
|
def _f32 : ILFormat<(outs), (ins GPRF32:$src),
|
|
!strconcat(name, " $src"), []>;
|
|
}
|
|
// Only scalar types should generate flow control
|
|
multiclass BranchInstr2<string name> {
|
|
def _i32 : ILFormat<(outs), (ins GPRI32:$src0, GPRI32:$src1),
|
|
!strconcat(name, " $src0, $src1"), []>;
|
|
def _f32 : ILFormat<(outs), (ins GPRF32:$src0, GPRF32:$src1),
|
|
!strconcat(name, " $src0, $src1"), []>;
|
|
}
|
|
|
|
//===--------------------------------------------------------------------===//
|
|
// Intrinsics support
|
|
//===--------------------------------------------------------------------===//
|
|
include "AMDILIntrinsics.td"
|