diff options
Diffstat (limited to 'lib/Target/WebAssembly/WebAssemblyRuntimeLibcallSignatures.cpp')
| -rw-r--r-- | lib/Target/WebAssembly/WebAssemblyRuntimeLibcallSignatures.cpp | 143 |
1 files changed, 100 insertions, 43 deletions
diff --git a/lib/Target/WebAssembly/WebAssemblyRuntimeLibcallSignatures.cpp b/lib/Target/WebAssembly/WebAssemblyRuntimeLibcallSignatures.cpp index 6cf81a9d77b3..7b9ae90326f0 100644 --- a/lib/Target/WebAssembly/WebAssemblyRuntimeLibcallSignatures.cpp +++ b/lib/Target/WebAssembly/WebAssemblyRuntimeLibcallSignatures.cpp @@ -1,9 +1,8 @@ // CodeGen/RuntimeLibcallSignatures.cpp - R.T. Lib. Call Signatures -*- C++ -*-- // -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. +// 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 // //===----------------------------------------------------------------------===// /// @@ -52,6 +51,8 @@ enum RuntimeLibcallSignature { f64_func_f64_i32, f64_func_i64_i64, i16_func_f32, + i16_func_f64, + i16_func_i64_i64, i8_func_i8_i8, func_f32_iPTR_iPTR, func_f64_iPTR_iPTR, @@ -85,6 +86,9 @@ enum RuntimeLibcallSignature { func_iPTR_i64_i64_i64_i64_i64_i64, i32_func_i64_i64, i32_func_i64_i64_i64_i64, + iPTR_func_f32, + iPTR_func_f64, + iPTR_func_i64_i64, unsupported }; @@ -215,6 +219,18 @@ struct RuntimeLibcallSignatureTable { Table[RTLIB::ROUND_F32] = f32_func_f32; Table[RTLIB::ROUND_F64] = f64_func_f64; Table[RTLIB::ROUND_F128] = func_iPTR_i64_i64; + Table[RTLIB::LROUND_F32] = iPTR_func_f32; + Table[RTLIB::LROUND_F64] = iPTR_func_f64; + Table[RTLIB::LROUND_F128] = iPTR_func_i64_i64; + Table[RTLIB::LLROUND_F32] = i64_func_f32; + Table[RTLIB::LLROUND_F64] = i64_func_f64; + Table[RTLIB::LLROUND_F128] = i64_func_i64_i64; + Table[RTLIB::LRINT_F32] = iPTR_func_f32; + Table[RTLIB::LRINT_F64] = iPTR_func_f64; + Table[RTLIB::LRINT_F128] = iPTR_func_i64_i64; + Table[RTLIB::LLRINT_F32] = i64_func_f32; + Table[RTLIB::LLRINT_F64] = i64_func_f64; + Table[RTLIB::LLRINT_F128] = i64_func_i64_i64; Table[RTLIB::FLOOR_F32] = f32_func_f32; Table[RTLIB::FLOOR_F64] = f64_func_f64; Table[RTLIB::FLOOR_F128] = func_iPTR_i64_i64; @@ -229,13 +245,15 @@ struct RuntimeLibcallSignatureTable { Table[RTLIB::FMAX_F128] = func_iPTR_i64_i64_i64_i64; // Conversion - // All F80 and PPCF128 routines are unspported. + // All F80 and PPCF128 routines are unsupported. Table[RTLIB::FPEXT_F64_F128] = func_iPTR_f64; Table[RTLIB::FPEXT_F32_F128] = func_iPTR_f32; Table[RTLIB::FPEXT_F32_F64] = f64_func_f32; Table[RTLIB::FPEXT_F16_F32] = f32_func_i16; Table[RTLIB::FPROUND_F32_F16] = i16_func_f32; + Table[RTLIB::FPROUND_F64_F16] = i16_func_f64; Table[RTLIB::FPROUND_F64_F32] = f32_func_f64; + Table[RTLIB::FPROUND_F128_F16] = i16_func_i64_i64; Table[RTLIB::FPROUND_F128_F32] = f32_func_i64_i64; Table[RTLIB::FPROUND_F128_F64] = f64_func_i64_i64; Table[RTLIB::FPTOSINT_F32_I32] = i32_func_f32; @@ -310,6 +328,12 @@ struct RuntimeLibcallSignatureTable { Table[RTLIB::MEMSET] = iPTR_func_iPTR_i32_iPTR; Table[RTLIB::MEMMOVE] = iPTR_func_iPTR_iPTR_iPTR; + // __stack_chk_fail + Table[RTLIB::STACKPROTECTOR_CHECK_FAIL] = func; + + // Return address handling + Table[RTLIB::RETURN_ADDRESS] = i32_func_i32; + // Element-wise Atomic memory // TODO: Fix these when we implement atomic support Table[RTLIB::MEMCPY_ELEMENT_UNORDERED_ATOMIC_1] = unsupported; @@ -480,19 +504,25 @@ struct StaticLibcallNameMap { Map[NameLibcall.first] = NameLibcall.second; } } + // Override the __gnu_f2h_ieee/__gnu_h2f_ieee names so that the f32 name is + // consistent with the f64 and f128 names. + Map["__extendhfsf2"] = RTLIB::FPEXT_F16_F32; + Map["__truncsfhf2"] = RTLIB::FPROUND_F32_F16; + + Map["emscripten_return_address"] = RTLIB::RETURN_ADDRESS; } }; } // end anonymous namespace -void llvm::GetLibcallSignature(const WebAssemblySubtarget &Subtarget, +void llvm::getLibcallSignature(const WebAssemblySubtarget &Subtarget, RTLIB::Libcall LC, SmallVectorImpl<wasm::ValType> &Rets, SmallVectorImpl<wasm::ValType> &Params) { assert(Rets.empty()); assert(Params.empty()); - wasm::ValType iPTR = + wasm::ValType PtrTy = Subtarget.hasAddr64() ? wasm::ValType::I64 : wasm::ValType::I32; auto &Table = RuntimeLibcallSignatures->Table; @@ -593,6 +623,15 @@ void llvm::GetLibcallSignature(const WebAssemblySubtarget &Subtarget, Rets.push_back(wasm::ValType::I32); Params.push_back(wasm::ValType::F32); break; + case i16_func_f64: + Rets.push_back(wasm::ValType::I32); + Params.push_back(wasm::ValType::F64); + break; + case i16_func_i64_i64: + Rets.push_back(wasm::ValType::I32); + Params.push_back(wasm::ValType::I64); + Params.push_back(wasm::ValType::I64); + break; case i8_func_i8_i8: Rets.push_back(wasm::ValType::I32); Params.push_back(wasm::ValType::I32); @@ -600,13 +639,13 @@ void llvm::GetLibcallSignature(const WebAssemblySubtarget &Subtarget, break; case func_f32_iPTR_iPTR: Params.push_back(wasm::ValType::F32); - Params.push_back(iPTR); - Params.push_back(iPTR); + Params.push_back(PtrTy); + Params.push_back(PtrTy); break; case func_f64_iPTR_iPTR: Params.push_back(wasm::ValType::F64); - Params.push_back(iPTR); - Params.push_back(iPTR); + Params.push_back(PtrTy); + Params.push_back(PtrTy); break; case i16_func_i16_i16: Rets.push_back(wasm::ValType::I32); @@ -632,7 +671,7 @@ void llvm::GetLibcallSignature(const WebAssemblySubtarget &Subtarget, Rets.push_back(wasm::ValType::I32); Params.push_back(wasm::ValType::I32); Params.push_back(wasm::ValType::I32); - Params.push_back(iPTR); + Params.push_back(PtrTy); break; case i64_func_i64_i64: Rets.push_back(wasm::ValType::I64); @@ -643,14 +682,14 @@ void llvm::GetLibcallSignature(const WebAssemblySubtarget &Subtarget, Rets.push_back(wasm::ValType::I64); Params.push_back(wasm::ValType::I64); Params.push_back(wasm::ValType::I64); - Params.push_back(iPTR); + Params.push_back(PtrTy); break; case i64_i64_func_f32: #if 0 // TODO: Enable this when wasm gets multiple-return-value support. Rets.push_back(wasm::ValType::I64); Rets.push_back(wasm::ValType::I64); #else - Params.push_back(iPTR); + Params.push_back(PtrTy); #endif Params.push_back(wasm::ValType::F32); break; @@ -659,7 +698,7 @@ void llvm::GetLibcallSignature(const WebAssemblySubtarget &Subtarget, Rets.push_back(wasm::ValType::I64); Rets.push_back(wasm::ValType::I64); #else - Params.push_back(iPTR); + Params.push_back(PtrTy); #endif Params.push_back(wasm::ValType::F64); break; @@ -668,7 +707,7 @@ void llvm::GetLibcallSignature(const WebAssemblySubtarget &Subtarget, Rets.push_back(wasm::ValType::I32); Rets.push_back(wasm::ValType::I32); #else - Params.push_back(iPTR); + Params.push_back(PtrTy); #endif Params.push_back(wasm::ValType::I32); Params.push_back(wasm::ValType::I32); @@ -678,7 +717,7 @@ void llvm::GetLibcallSignature(const WebAssemblySubtarget &Subtarget, Rets.push_back(wasm::ValType::I32); Rets.push_back(wasm::ValType::I32); #else - Params.push_back(iPTR); + Params.push_back(PtrTy); #endif Params.push_back(wasm::ValType::I32); Params.push_back(wasm::ValType::I32); @@ -688,7 +727,7 @@ void llvm::GetLibcallSignature(const WebAssemblySubtarget &Subtarget, Rets.push_back(wasm::ValType::I64); Rets.push_back(wasm::ValType::I64); #else - Params.push_back(iPTR); + Params.push_back(PtrTy); #endif Params.push_back(wasm::ValType::I64); Params.push_back(wasm::ValType::I64); @@ -698,7 +737,7 @@ void llvm::GetLibcallSignature(const WebAssemblySubtarget &Subtarget, Rets.push_back(wasm::ValType::I64); Rets.push_back(wasm::ValType::I64); #else - Params.push_back(iPTR); + Params.push_back(PtrTy); #endif Params.push_back(wasm::ValType::I64); Params.push_back(wasm::ValType::I64); @@ -710,13 +749,13 @@ void llvm::GetLibcallSignature(const WebAssemblySubtarget &Subtarget, Rets.push_back(wasm::ValType::I64); Rets.push_back(wasm::ValType::I64); #else - Params.push_back(iPTR); + Params.push_back(PtrTy); #endif Params.push_back(wasm::ValType::I64); Params.push_back(wasm::ValType::I64); Params.push_back(wasm::ValType::I64); Params.push_back(wasm::ValType::I64); - Params.push_back(iPTR); + Params.push_back(PtrTy); break; case i64_i64_i64_i64_func_i64_i64_i64_i64: #if 0 // TODO: Enable this when wasm gets multiple-return-value support. @@ -725,7 +764,7 @@ void llvm::GetLibcallSignature(const WebAssemblySubtarget &Subtarget, Rets.push_back(wasm::ValType::I64); Rets.push_back(wasm::ValType::I64); #else - Params.push_back(iPTR); + Params.push_back(PtrTy); #endif Params.push_back(wasm::ValType::I64); Params.push_back(wasm::ValType::I64); @@ -739,23 +778,23 @@ void llvm::GetLibcallSignature(const WebAssemblySubtarget &Subtarget, Rets.push_back(wasm::ValType::I64); Rets.push_back(wasm::ValType::I64); #else - Params.push_back(iPTR); + Params.push_back(PtrTy); #endif Params.push_back(wasm::ValType::I64); Params.push_back(wasm::ValType::I64); Params.push_back(wasm::ValType::I32); break; case iPTR_func_iPTR_i32_iPTR: - Rets.push_back(iPTR); - Params.push_back(iPTR); + Rets.push_back(PtrTy); + Params.push_back(PtrTy); Params.push_back(wasm::ValType::I32); - Params.push_back(iPTR); + Params.push_back(PtrTy); break; case iPTR_func_iPTR_iPTR_iPTR: - Rets.push_back(iPTR); - Params.push_back(iPTR); - Params.push_back(iPTR); - Params.push_back(iPTR); + Rets.push_back(PtrTy); + Params.push_back(PtrTy); + Params.push_back(PtrTy); + Params.push_back(PtrTy); break; case f32_func_f32_f32_f32: Rets.push_back(wasm::ValType::F32); @@ -772,39 +811,39 @@ void llvm::GetLibcallSignature(const WebAssemblySubtarget &Subtarget, case func_i64_i64_iPTR_iPTR: Params.push_back(wasm::ValType::I64); Params.push_back(wasm::ValType::I64); - Params.push_back(iPTR); - Params.push_back(iPTR); + Params.push_back(PtrTy); + Params.push_back(PtrTy); break; case func_iPTR_f32: - Params.push_back(iPTR); + Params.push_back(PtrTy); Params.push_back(wasm::ValType::F32); break; case func_iPTR_f64: - Params.push_back(iPTR); + Params.push_back(PtrTy); Params.push_back(wasm::ValType::F64); break; case func_iPTR_i32: - Params.push_back(iPTR); + Params.push_back(PtrTy); Params.push_back(wasm::ValType::I32); break; case func_iPTR_i64: - Params.push_back(iPTR); + Params.push_back(PtrTy); Params.push_back(wasm::ValType::I64); break; case func_iPTR_i64_i64: - Params.push_back(iPTR); + Params.push_back(PtrTy); Params.push_back(wasm::ValType::I64); Params.push_back(wasm::ValType::I64); break; case func_iPTR_i64_i64_i64_i64: - Params.push_back(iPTR); + Params.push_back(PtrTy); Params.push_back(wasm::ValType::I64); Params.push_back(wasm::ValType::I64); Params.push_back(wasm::ValType::I64); Params.push_back(wasm::ValType::I64); break; case func_iPTR_i64_i64_i64_i64_i64_i64: - Params.push_back(iPTR); + Params.push_back(PtrTy); Params.push_back(wasm::ValType::I64); Params.push_back(wasm::ValType::I64); Params.push_back(wasm::ValType::I64); @@ -824,6 +863,19 @@ void llvm::GetLibcallSignature(const WebAssemblySubtarget &Subtarget, Params.push_back(wasm::ValType::I64); Params.push_back(wasm::ValType::I64); break; + case iPTR_func_f32: + Rets.push_back(PtrTy); + Params.push_back(wasm::ValType::F32); + break; + case iPTR_func_f64: + Rets.push_back(PtrTy); + Params.push_back(wasm::ValType::F64); + break; + case iPTR_func_i64_i64: + Rets.push_back(PtrTy); + Params.push_back(wasm::ValType::I64); + Params.push_back(wasm::ValType::I64); + break; case unsupported: llvm_unreachable("unsupported runtime library signature"); } @@ -832,12 +884,17 @@ void llvm::GetLibcallSignature(const WebAssemblySubtarget &Subtarget, static ManagedStatic<StaticLibcallNameMap> LibcallNameMap; // TODO: If the RTLIB::Libcall-taking flavor of GetSignature remains unsed // other than here, just roll its logic into this version. -void llvm::GetLibcallSignature(const WebAssemblySubtarget &Subtarget, +void llvm::getLibcallSignature(const WebAssemblySubtarget &Subtarget, const char *Name, SmallVectorImpl<wasm::ValType> &Rets, SmallVectorImpl<wasm::ValType> &Params) { auto &Map = LibcallNameMap->Map; - auto val = Map.find(Name); - assert(val != Map.end() && "unexpected runtime library name"); - return GetLibcallSignature(Subtarget, val->second, Rets, Params); + auto Val = Map.find(Name); +#ifndef NDEBUG + if (Val == Map.end()) { + auto message = std::string("unexpected runtime library name: ") + Name; + llvm_unreachable(message.c_str()); + } +#endif + return getLibcallSignature(Subtarget, Val->second, Rets, Params); } |