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//===- IntrinsicsWebAssembly.td - Defines wasm intrinsics --*- tablegen -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
///
/// \file
/// This file defines all of the WebAssembly-specific intrinsics.
///
//===----------------------------------------------------------------------===//
// Type definition for a table in an intrinsic
def llvm_table_ty : LLVMQualPointerType<llvm_i8_ty, 1>;
let TargetPrefix = "wasm" in { // All intrinsics start with "llvm.wasm.".
// Query the current memory size, and increase the current memory size.
// Note that memory.size is not IntrNoMem because it must be sequenced with
// respect to memory.grow calls.
def int_wasm_memory_size : Intrinsic<[llvm_anyint_ty],
[llvm_i32_ty],
[IntrReadMem]>;
def int_wasm_memory_grow : Intrinsic<[llvm_anyint_ty],
[llvm_i32_ty, LLVMMatchType<0>],
[]>;
//===----------------------------------------------------------------------===//
// ref.null intrinsics
//===----------------------------------------------------------------------===//
def int_wasm_ref_null_extern : Intrinsic<[llvm_externref_ty], [], [IntrNoMem]>;
def int_wasm_ref_null_func : Intrinsic<[llvm_funcref_ty], [], [IntrNoMem]>;
//===----------------------------------------------------------------------===//
// Table intrinsics
//===----------------------------------------------------------------------===//
// Query the current table size, and increase the current table size.
def int_wasm_table_size : Intrinsic<[llvm_i32_ty],
[llvm_table_ty],
[IntrReadMem]>;
def int_wasm_table_copy : Intrinsic<[],
[llvm_table_ty, llvm_table_ty, llvm_i32_ty, llvm_i32_ty, llvm_i32_ty],
[]>;
def int_wasm_table_grow_externref : Intrinsic<[llvm_i32_ty],
[llvm_table_ty, llvm_externref_ty, llvm_i32_ty],
[]>;
def int_wasm_table_grow_funcref : Intrinsic<[llvm_i32_ty],
[llvm_table_ty, llvm_funcref_ty, llvm_i32_ty],
[]>;
def int_wasm_table_fill_externref : Intrinsic<[],
[llvm_table_ty, llvm_i32_ty, llvm_externref_ty, llvm_i32_ty],
[]>;
def int_wasm_table_fill_funcref : Intrinsic<[],
[llvm_table_ty, llvm_i32_ty, llvm_funcref_ty, llvm_i32_ty],
[]>;
//===----------------------------------------------------------------------===//
// Trapping float-to-int conversions
//===----------------------------------------------------------------------===//
def int_wasm_trunc_signed : Intrinsic<[llvm_anyint_ty],
[llvm_anyfloat_ty],
[IntrNoMem]>;
def int_wasm_trunc_unsigned : Intrinsic<[llvm_anyint_ty],
[llvm_anyfloat_ty],
[IntrNoMem]>;
//===----------------------------------------------------------------------===//
// Saturating float-to-int conversions
//===----------------------------------------------------------------------===//
def int_wasm_trunc_saturate_signed : Intrinsic<[llvm_anyint_ty],
[llvm_anyfloat_ty],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_trunc_saturate_unsigned : Intrinsic<[llvm_anyint_ty],
[llvm_anyfloat_ty],
[IntrNoMem, IntrSpeculatable]>;
//===----------------------------------------------------------------------===//
// Exception handling intrinsics
//===----------------------------------------------------------------------===//
// throw / rethrow
// The first immediate argument is an index to a tag, which is 0 for C++
// exception. The second argument is the thrown exception pointer.
def int_wasm_throw : Intrinsic<[], [llvm_i32_ty, llvm_ptr_ty],
[Throws, IntrNoReturn, ImmArg<ArgIndex<0>>]>;
def int_wasm_rethrow : Intrinsic<[], [], [Throws, IntrNoReturn]>;
// Since wasm does not use landingpad instructions, these instructions return
// exception pointer and selector values until we lower them in WasmEHPrepare.
def int_wasm_get_exception : Intrinsic<[llvm_ptr_ty], [llvm_token_ty],
[IntrHasSideEffects]>;
def int_wasm_get_ehselector : Intrinsic<[llvm_i32_ty], [llvm_token_ty],
[IntrHasSideEffects]>;
// wasm.catch returns the pointer to the exception object caught by wasm 'catch'
// instruction. This returns a single pointer, which is the case for C++
// exceptions. The immediate argument is an index to for a tag, which is 0 for
// C++ exceptions.
def int_wasm_catch : Intrinsic<[llvm_ptr_ty], [llvm_i32_ty],
[IntrHasSideEffects, ImmArg<ArgIndex<0>>]>;
// WebAssembly EH must maintain the landingpads in the order assigned to them
// by WasmEHPrepare pass to generate landingpad table in EHStreamer. This is
// used in order to give them the indices in WasmEHPrepare.
def int_wasm_landingpad_index: Intrinsic<[], [llvm_token_ty, llvm_i32_ty],
[IntrNoMem, ImmArg<ArgIndex<1>>]>;
// Returns LSDA address of the current function.
def int_wasm_lsda : Intrinsic<[llvm_ptr_ty], [], [IntrNoMem]>;
//===----------------------------------------------------------------------===//
// Atomic intrinsics
//===----------------------------------------------------------------------===//
// wait / notify
def int_wasm_memory_atomic_wait32 :
Intrinsic<[llvm_i32_ty],
[LLVMPointerType<llvm_i32_ty>, llvm_i32_ty, llvm_i64_ty],
[IntrInaccessibleMemOrArgMemOnly, ReadOnly<ArgIndex<0>>,
NoCapture<ArgIndex<0>>, IntrHasSideEffects],
"", [SDNPMemOperand]>;
def int_wasm_memory_atomic_wait64 :
Intrinsic<[llvm_i32_ty],
[LLVMPointerType<llvm_i64_ty>, llvm_i64_ty, llvm_i64_ty],
[IntrInaccessibleMemOrArgMemOnly, ReadOnly<ArgIndex<0>>,
NoCapture<ArgIndex<0>>, IntrHasSideEffects],
"", [SDNPMemOperand]>;
def int_wasm_memory_atomic_notify:
Intrinsic<[llvm_i32_ty], [LLVMPointerType<llvm_i32_ty>, llvm_i32_ty],
[IntrInaccessibleMemOnly, NoCapture<ArgIndex<0>>,
IntrHasSideEffects],
"", [SDNPMemOperand]>;
//===----------------------------------------------------------------------===//
// SIMD intrinsics
//===----------------------------------------------------------------------===//
def int_wasm_swizzle :
Intrinsic<[llvm_v16i8_ty],
[llvm_v16i8_ty, llvm_v16i8_ty],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_shuffle :
Intrinsic<[llvm_v16i8_ty],
[llvm_v16i8_ty, llvm_v16i8_ty, llvm_i32_ty, llvm_i32_ty,
llvm_i32_ty, llvm_i32_ty, llvm_i32_ty, llvm_i32_ty, llvm_i32_ty,
llvm_i32_ty, llvm_i32_ty, llvm_i32_ty, llvm_i32_ty, llvm_i32_ty,
llvm_i32_ty, llvm_i32_ty, llvm_i32_ty, llvm_i32_ty],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_sub_sat_signed :
Intrinsic<[llvm_anyvector_ty],
[LLVMMatchType<0>, LLVMMatchType<0>],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_sub_sat_unsigned :
Intrinsic<[llvm_anyvector_ty],
[LLVMMatchType<0>, LLVMMatchType<0>],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_avgr_unsigned :
Intrinsic<[llvm_anyvector_ty],
[LLVMMatchType<0>, LLVMMatchType<0>],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_bitselect :
Intrinsic<[llvm_anyvector_ty],
[LLVMMatchType<0>, LLVMMatchType<0>, LLVMMatchType<0>],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_anytrue :
Intrinsic<[llvm_i32_ty],
[llvm_anyvector_ty],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_alltrue :
Intrinsic<[llvm_i32_ty],
[llvm_anyvector_ty],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_bitmask :
Intrinsic<[llvm_i32_ty],
[llvm_anyvector_ty],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_dot :
Intrinsic<[llvm_v4i32_ty],
[llvm_v8i16_ty, llvm_v8i16_ty],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_narrow_signed :
Intrinsic<[llvm_anyvector_ty],
[llvm_anyvector_ty, LLVMMatchType<1>],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_narrow_unsigned :
Intrinsic<[llvm_anyvector_ty],
[llvm_anyvector_ty, LLVMMatchType<1>],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_q15mulr_sat_signed :
Intrinsic<[llvm_v8i16_ty],
[llvm_v8i16_ty, llvm_v8i16_ty],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_pmin :
Intrinsic<[llvm_anyvector_ty],
[LLVMMatchType<0>, LLVMMatchType<0>],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_pmax :
Intrinsic<[llvm_anyvector_ty],
[LLVMMatchType<0>, LLVMMatchType<0>],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_extadd_pairwise_signed :
Intrinsic<[llvm_anyvector_ty],
[LLVMSubdivide2VectorType<0>],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_extadd_pairwise_unsigned :
Intrinsic<[llvm_anyvector_ty],
[LLVMSubdivide2VectorType<0>],
[IntrNoMem, IntrSpeculatable]>;
//===----------------------------------------------------------------------===//
// Relaxed SIMD intrinsics (experimental)
//===----------------------------------------------------------------------===//
def int_wasm_fma :
Intrinsic<[llvm_anyvector_ty],
[LLVMMatchType<0>, LLVMMatchType<0>, LLVMMatchType<0>],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_fms :
Intrinsic<[llvm_anyvector_ty],
[LLVMMatchType<0>, LLVMMatchType<0>, LLVMMatchType<0>],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_laneselect :
Intrinsic<[llvm_anyvector_ty],
[LLVMMatchType<0>, LLVMMatchType<0>, LLVMMatchType<0>],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_relaxed_swizzle :
Intrinsic<[llvm_v16i8_ty],
[llvm_v16i8_ty, llvm_v16i8_ty],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_relaxed_min :
Intrinsic<[llvm_anyvector_ty],
[LLVMMatchType<0>, LLVMMatchType<0>],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_relaxed_max :
Intrinsic<[llvm_anyvector_ty],
[LLVMMatchType<0>, LLVMMatchType<0>],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_relaxed_trunc_signed:
Intrinsic<[llvm_v4i32_ty],
[llvm_v4f32_ty],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_relaxed_trunc_unsigned:
Intrinsic<[llvm_v4i32_ty],
[llvm_v4f32_ty],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_relaxed_trunc_zero_signed:
Intrinsic<[llvm_v4i32_ty],
[llvm_v2f64_ty],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_relaxed_trunc_zero_unsigned:
Intrinsic<[llvm_v4i32_ty],
[llvm_v2f64_ty],
[IntrNoMem, IntrSpeculatable]>;
//===----------------------------------------------------------------------===//
// Thread-local storage intrinsics
//===----------------------------------------------------------------------===//
def int_wasm_tls_size :
Intrinsic<[llvm_anyint_ty],
[],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_tls_align :
Intrinsic<[llvm_anyint_ty],
[],
[IntrNoMem, IntrSpeculatable]>;
def int_wasm_tls_base :
Intrinsic<[llvm_ptr_ty],
[],
[IntrReadMem]>;
} // TargetPrefix = "wasm"
|
