1 //===-- CodeGen/RuntimeLibcall.h - Runtime Library Calls --------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file defines the enum representing the list of runtime library calls
11 // the backend may emit during code generation, and also some helper functions.
13 //===----------------------------------------------------------------------===//
15 #ifndef LLVM_CODEGEN_RUNTIMELIBCALLS_H
16 #define LLVM_CODEGEN_RUNTIMELIBCALLS_H
18 #include "llvm/CodeGen/ValueTypes.h"
22 /// RTLIB::Libcall enum - This enum defines all of the runtime library calls
23 /// the backend can emit. The various long double types cannot be merged,
24 /// because 80-bit library functions use "xf" and 128-bit use "tf".
26 /// When adding PPCF128 functions here, note that their names generally need
27 /// to be overridden for Darwin with the xxx$LDBL128 form. See
28 /// PPCISelLowering.cpp.
180 FPTOSINT_PPCF128_I32,
181 FPTOSINT_PPCF128_I64,
182 FPTOSINT_PPCF128_I128,
196 FPTOUINT_PPCF128_I32,
197 FPTOUINT_PPCF128_I64,
198 FPTOUINT_PPCF128_I128,
202 SINTTOFP_I32_PPCF128,
206 SINTTOFP_I64_PPCF128,
210 SINTTOFP_I128_PPCF128,
214 UINTTOFP_I32_PPCF128,
218 UINTTOFP_I64_PPCF128,
222 UINTTOFP_I128_PPCF128,
247 // EXCEPTION HANDLING
251 SYNC_VAL_COMPARE_AND_SWAP_1,
252 SYNC_VAL_COMPARE_AND_SWAP_2,
253 SYNC_VAL_COMPARE_AND_SWAP_4,
254 SYNC_VAL_COMPARE_AND_SWAP_8,
255 SYNC_LOCK_TEST_AND_SET_1,
256 SYNC_LOCK_TEST_AND_SET_2,
257 SYNC_LOCK_TEST_AND_SET_4,
258 SYNC_LOCK_TEST_AND_SET_8,
259 SYNC_FETCH_AND_ADD_1,
260 SYNC_FETCH_AND_ADD_2,
261 SYNC_FETCH_AND_ADD_4,
262 SYNC_FETCH_AND_ADD_8,
263 SYNC_FETCH_AND_SUB_1,
264 SYNC_FETCH_AND_SUB_2,
265 SYNC_FETCH_AND_SUB_4,
266 SYNC_FETCH_AND_SUB_8,
267 SYNC_FETCH_AND_AND_1,
268 SYNC_FETCH_AND_AND_2,
269 SYNC_FETCH_AND_AND_4,
270 SYNC_FETCH_AND_AND_8,
275 SYNC_FETCH_AND_XOR_1,
276 SYNC_FETCH_AND_XOR_2,
277 SYNC_FETCH_AND_XOR_4,
278 SYNC_FETCH_AND_XOR_8,
279 SYNC_FETCH_AND_NAND_1,
280 SYNC_FETCH_AND_NAND_2,
281 SYNC_FETCH_AND_NAND_4,
282 SYNC_FETCH_AND_NAND_8,
287 /// getFPEXT - Return the FPEXT_*_* value for the given types, or
288 /// UNKNOWN_LIBCALL if there is none.
289 Libcall getFPEXT(EVT OpVT, EVT RetVT);
291 /// getFPROUND - Return the FPROUND_*_* value for the given types, or
292 /// UNKNOWN_LIBCALL if there is none.
293 Libcall getFPROUND(EVT OpVT, EVT RetVT);
295 /// getFPTOSINT - Return the FPTOSINT_*_* value for the given types, or
296 /// UNKNOWN_LIBCALL if there is none.
297 Libcall getFPTOSINT(EVT OpVT, EVT RetVT);
299 /// getFPTOUINT - Return the FPTOUINT_*_* value for the given types, or
300 /// UNKNOWN_LIBCALL if there is none.
301 Libcall getFPTOUINT(EVT OpVT, EVT RetVT);
303 /// getSINTTOFP - Return the SINTTOFP_*_* value for the given types, or
304 /// UNKNOWN_LIBCALL if there is none.
305 Libcall getSINTTOFP(EVT OpVT, EVT RetVT);
307 /// getUINTTOFP - Return the UINTTOFP_*_* value for the given types, or
308 /// UNKNOWN_LIBCALL if there is none.
309 Libcall getUINTTOFP(EVT OpVT, EVT RetVT);