mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-19 04:29:21 +00:00
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26986 91177308-0d34-0410-b5e6-96231b3b80d8
233 lines
11 KiB
TableGen
233 lines
11 KiB
TableGen
//===- Intrinsics.td - Defines all LLVM intrinsics ---------*- tablegen -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file was developed by Chris Lattner and is distributed under the
|
|
// University of Illinois Open Source License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file defines properties of all LLVM intrinsics.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Properties we keep track of for intrinsics.
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
class IntrinsicProperty;
|
|
|
|
// Intr*Mem - Memory properties. An intrinsic is allowed to have exactly one of
|
|
// these properties set. They are listed from the most aggressive (best to use
|
|
// if correct) to the least aggressive. If no property is set, the worst case
|
|
// is assumed (IntrWriteMem).
|
|
|
|
// InstrNoMem - The intrinsic does not access memory or have any other side
|
|
// effects. It may be CSE'd deleted if dead, etc.
|
|
def InstrNoMem : IntrinsicProperty;
|
|
|
|
// InstrReadArgMem - This intrinsic reads only from memory that one of its
|
|
// arguments points to, but may read an unspecified amount.
|
|
def InstrReadArgMem : IntrinsicProperty;
|
|
|
|
// IntrReadMem - This intrinsic reads from unspecified memory, so it cannot be
|
|
// moved across stores. However, it can be reordered otherwise and can be
|
|
// deleted if dead.
|
|
def IntrReadMem : IntrinsicProperty;
|
|
|
|
// InstrWriteArgMem - This intrinsic reads and writes only from memory that one
|
|
// of its arguments points to, but may access an unspecified amount. It has no
|
|
// other side effects. This may only be used if the intrinsic doesn't "capture"
|
|
// the argument pointer (e.g. storing it someplace).
|
|
def InstrWriteArgMem : IntrinsicProperty;
|
|
|
|
// IntrWriteMem - This intrinsic may read or modify unspecified memory or has
|
|
// other side effects. It cannot be modified by the optimizer. This is the
|
|
// default if the intrinsic has no other Intr*Mem property.
|
|
def IntrWriteMem : IntrinsicProperty;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Types used by intrinsics.
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
class LLVMType<string typeval> {
|
|
string TypeVal = typeval;
|
|
}
|
|
|
|
class LLVMPackedType<int numelts, LLVMType elty> : LLVMType<"Type::PackedTyID">{
|
|
int NumElts = numelts;
|
|
LLVMType ElTy = elty;
|
|
}
|
|
|
|
def llvm_void_ty : LLVMType<"Type::VoidTyID">;
|
|
def llvm_bool_ty : LLVMType<"Type::BoolTyID">;
|
|
def llvm_sbyte_ty : LLVMType<"Type::SByteTyID">;
|
|
def llvm_short_ty : LLVMType<"Type::ShortTyID">;
|
|
def llvm_int_ty : LLVMType<"Type::IntTyID">;
|
|
def llvm_long_ty : LLVMType<"Type::LongTyID">;
|
|
def llvm_ubyte_ty : LLVMType<"Type::UByteTyID">;
|
|
def llvm_ushort_ty : LLVMType<"Type::UShortTyID">;
|
|
def llvm_uint_ty : LLVMType<"Type::UIntTyID">;
|
|
def llvm_ulong_ty : LLVMType<"Type::ULongTyID">;
|
|
def llvm_float_ty : LLVMType<"Type::FloatTyID">;
|
|
def llvm_double_ty : LLVMType<"Type::DoubleTyID">;
|
|
def llvm_ptr_ty : LLVMType<"Type::PointerTyID">; // sbyte*
|
|
def llvm_ptrptr_ty : LLVMType<"Type::PointerTyID">; // sbyte**
|
|
def llvm_descriptor_ty : LLVMType<"Type::PointerTyID">; // global*
|
|
|
|
def llvm_v4i32_ty : LLVMPackedType<4, llvm_int_ty>; // 4 x int
|
|
def llvm_v4f32_ty : LLVMPackedType<4, llvm_float_ty>; // 4 x float
|
|
def llvm_v2f64_ty : LLVMPackedType<4, llvm_double_ty>; // 2 x double
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Intrinsic Definitions.
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// Intrinsic class - This is used to define one LLVM intrinsic. The name of the
|
|
// intrinsic definition should start with "int_", then match the LLVM intrinsic
|
|
// name with the "llvm." prefix removed, and all "."s turned into "_"s. For
|
|
// example, llvm.bswap.i16 -> int_bswap_i16.
|
|
//
|
|
// * Types is a list containing the return type and the argument types
|
|
// expected for the intrinsic.
|
|
// * Properties can be set to describe the behavior of the intrinsic.
|
|
//
|
|
class Intrinsic<list<LLVMType> types,
|
|
list<IntrinsicProperty> properties = [],
|
|
string name = ""> {
|
|
string LLVMName = name;
|
|
string TargetPrefix = ""; // Set to a prefix for target-specific intrinsics.
|
|
list<LLVMType> Types = types;
|
|
list<IntrinsicProperty> Properties = properties;
|
|
}
|
|
|
|
/// GCCBuiltin - If this intrinsic exactly corresponds to a GCC builtin, this
|
|
/// specifies the name of the builtin. This provides automatic CBE and CFE
|
|
/// support.
|
|
class GCCBuiltin<string name> {
|
|
string GCCBuiltinName = name;
|
|
}
|
|
|
|
|
|
//===--------------- Variable Argument Handling Intrinsics ----------------===//
|
|
//
|
|
|
|
def int_vastart : Intrinsic<[llvm_void_ty, llvm_ptrptr_ty], [], "llvm.va_start">;
|
|
def int_vacopy : Intrinsic<[llvm_void_ty, llvm_ptrptr_ty, llvm_ptrptr_ty], [],
|
|
"llvm.va_copy">;
|
|
def int_vaend : Intrinsic<[llvm_void_ty, llvm_ptrptr_ty], [], "llvm.va_end">;
|
|
|
|
//===------------------- Garbage Collection Intrinsics --------------------===//
|
|
//
|
|
def int_gcroot : Intrinsic<[llvm_void_ty, llvm_ptrptr_ty, llvm_ptr_ty]>;
|
|
def int_gcread : Intrinsic<[llvm_ptr_ty, llvm_ptr_ty, llvm_ptrptr_ty],
|
|
[InstrReadArgMem]>;
|
|
def int_gcwrite : Intrinsic<[llvm_void_ty, llvm_ptr_ty, llvm_ptr_ty,
|
|
llvm_ptrptr_ty], [InstrWriteArgMem]>;
|
|
|
|
//===--------------------- Code Generator Intrinsics ----------------------===//
|
|
//
|
|
def int_returnaddress : Intrinsic<[llvm_ptr_ty, llvm_uint_ty], [InstrNoMem]>;
|
|
def int_frameaddress : Intrinsic<[llvm_ptr_ty, llvm_uint_ty], [InstrNoMem]>;
|
|
def int_stacksave : Intrinsic<[llvm_ptr_ty], [IntrReadMem]>;
|
|
def int_stackrestore : Intrinsic<[llvm_void_ty, llvm_ptr_ty]>;
|
|
def int_prefetch : Intrinsic<[llvm_void_ty, llvm_ptr_ty,
|
|
llvm_uint_ty, llvm_uint_ty]>;
|
|
def int_pcmarker : Intrinsic<[llvm_void_ty, llvm_uint_ty]>;
|
|
|
|
def int_readcyclecounter : Intrinsic<[llvm_ulong_ty]>;
|
|
|
|
//===------------------- Standard C Library Intrinsics --------------------===//
|
|
//
|
|
|
|
let Properties = [InstrWriteArgMem] in {
|
|
def int_memcpy_i32 : Intrinsic<[llvm_void_ty, llvm_ptr_ty, llvm_ptr_ty,
|
|
llvm_uint_ty, llvm_uint_ty]>;
|
|
def int_memcpy_i64 : Intrinsic<[llvm_void_ty, llvm_ptr_ty, llvm_ptr_ty,
|
|
llvm_ulong_ty, llvm_uint_ty]>;
|
|
def int_memmove_i32 : Intrinsic<[llvm_void_ty, llvm_ptr_ty, llvm_ptr_ty,
|
|
llvm_uint_ty, llvm_uint_ty]>;
|
|
def int_memmove_i64 : Intrinsic<[llvm_void_ty, llvm_ptr_ty, llvm_ptr_ty,
|
|
llvm_ulong_ty, llvm_uint_ty]>;
|
|
def int_memset_i32 : Intrinsic<[llvm_void_ty, llvm_ptr_ty, llvm_ubyte_ty,
|
|
llvm_uint_ty, llvm_uint_ty]>;
|
|
def int_memset_i64 : Intrinsic<[llvm_void_ty, llvm_ptr_ty, llvm_ubyte_ty,
|
|
llvm_ulong_ty, llvm_uint_ty]>;
|
|
}
|
|
|
|
let Properties = [InstrNoMem] in {
|
|
def int_isunordered_f32 : Intrinsic<[llvm_bool_ty,
|
|
llvm_float_ty, llvm_float_ty]>;
|
|
def int_isunordered_f64 : Intrinsic<[llvm_bool_ty,
|
|
llvm_double_ty, llvm_double_ty]>;
|
|
def int_sqrt_f32 : Intrinsic<[llvm_float_ty , llvm_float_ty]>;
|
|
def int_sqrt_f64 : Intrinsic<[llvm_double_ty, llvm_double_ty]>;
|
|
}
|
|
|
|
// NOTE: these are internal interfaces.
|
|
def int_setjmp : Intrinsic<[llvm_int_ty , llvm_ptr_ty]>;
|
|
def int_longjmp : Intrinsic<[llvm_void_ty, llvm_ptr_ty, llvm_int_ty]>;
|
|
def int_sigsetjmp : Intrinsic<[llvm_int_ty , llvm_ptr_ty]>;
|
|
def int_siglongjmp : Intrinsic<[llvm_void_ty, llvm_ptr_ty, llvm_int_ty]>;
|
|
|
|
//===-------------------- Bit Manipulation Intrinsics ---------------------===//
|
|
//
|
|
|
|
// None of these intrinsics accesses memory at all.
|
|
let Properties = [InstrNoMem] in {
|
|
def int_bswap_i16 : Intrinsic<[llvm_ushort_ty, llvm_ushort_ty]>;
|
|
def int_bswap_i32 : Intrinsic<[llvm_uint_ty, llvm_uint_ty]>;
|
|
def int_bswap_i64 : Intrinsic<[llvm_ulong_ty, llvm_ulong_ty]>;
|
|
|
|
def int_ctpop_i8 : Intrinsic<[llvm_ubyte_ty, llvm_ubyte_ty]>;
|
|
def int_ctpop_i16 : Intrinsic<[llvm_ushort_ty, llvm_ushort_ty]>;
|
|
def int_ctpop_i32 : Intrinsic<[llvm_uint_ty, llvm_uint_ty]>;
|
|
def int_ctpop_i64 : Intrinsic<[llvm_ulong_ty, llvm_ulong_ty]>;
|
|
|
|
def int_ctlz_i8 : Intrinsic<[llvm_ubyte_ty, llvm_ubyte_ty]>;
|
|
def int_ctlz_i16 : Intrinsic<[llvm_ushort_ty, llvm_ushort_ty]>;
|
|
def int_ctlz_i32 : Intrinsic<[llvm_uint_ty, llvm_uint_ty]>;
|
|
def int_ctlz_i64 : Intrinsic<[llvm_ulong_ty, llvm_ulong_ty]>;
|
|
|
|
def int_cttz_i8 : Intrinsic<[llvm_ubyte_ty, llvm_ubyte_ty]>;
|
|
def int_cttz_i16 : Intrinsic<[llvm_ushort_ty, llvm_ushort_ty]>;
|
|
def int_cttz_i32 : Intrinsic<[llvm_uint_ty, llvm_uint_ty]>;
|
|
def int_cttz_i64 : Intrinsic<[llvm_ulong_ty, llvm_ulong_ty]>;
|
|
}
|
|
|
|
//===------------------------ Debugger Intrinsics -------------------------===//
|
|
//
|
|
|
|
def int_dbg_stoppoint : Intrinsic<[llvm_void_ty,
|
|
llvm_uint_ty, llvm_uint_ty,
|
|
llvm_descriptor_ty]>;
|
|
def int_dbg_region_start : Intrinsic<[llvm_void_ty, llvm_descriptor_ty]>;
|
|
def int_dbg_region_end : Intrinsic<[llvm_void_ty, llvm_descriptor_ty]>;
|
|
def int_dbg_func_start : Intrinsic<[llvm_void_ty, llvm_descriptor_ty]>;
|
|
def int_dbg_declare : Intrinsic<[llvm_void_ty, llvm_ptr_ty,
|
|
llvm_descriptor_ty]>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Target-specific intrinsics
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// PowerPC Intrinsics
|
|
//
|
|
let TargetPrefix = "ppc" in { // All intrinsics start with "llvm.ppc.".
|
|
def int_ppc_altivec_lvx : GCCBuiltin<"__builtin_altivec_lvx">,
|
|
Intrinsic<[llvm_v4i32_ty, llvm_int_ty, llvm_ptr_ty],
|
|
[IntrReadMem]>;
|
|
def int_ppc_altivec_stvx : GCCBuiltin<"__builtin_altivec_stvx">,
|
|
Intrinsic<[llvm_void_ty, llvm_v4i32_ty, llvm_int_ty, llvm_ptr_ty],
|
|
[IntrWriteMem]>;
|
|
|
|
def int_ppc_altivec_vmaddfp : GCCBuiltin<"__builtin_altivec_vmaddfp">,
|
|
Intrinsic<[llvm_v4f32_ty, llvm_v4f32_ty,
|
|
llvm_v4f32_ty, llvm_v4f32_ty], [InstrNoMem]>;
|
|
def int_ppc_altivec_vadduwm : GCCBuiltin<"__builtin_altivec_vadduwm">,
|
|
Intrinsic<[llvm_v4i32_ty, llvm_v4i32_ty, llvm_v4i32_ty],
|
|
[InstrNoMem]>;
|
|
|
|
}
|