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.
231 FPTOSINT_PPCF128_I32,
232 FPTOSINT_PPCF128_I64,
233 FPTOSINT_PPCF128_I128,
250 FPTOUINT_PPCF128_I32,
251 FPTOUINT_PPCF128_I64,
252 FPTOUINT_PPCF128_I128,
257 SINTTOFP_I32_PPCF128,
262 SINTTOFP_I64_PPCF128,
267 SINTTOFP_I128_PPCF128,
272 UINTTOFP_I32_PPCF128,
277 UINTTOFP_I64_PPCF128,
282 UINTTOFP_I128_PPCF128,
315 // EXCEPTION HANDLING
319 SYNC_VAL_COMPARE_AND_SWAP_1,
320 SYNC_VAL_COMPARE_AND_SWAP_2,
321 SYNC_VAL_COMPARE_AND_SWAP_4,
322 SYNC_VAL_COMPARE_AND_SWAP_8,
323 SYNC_LOCK_TEST_AND_SET_1,
324 SYNC_LOCK_TEST_AND_SET_2,
325 SYNC_LOCK_TEST_AND_SET_4,
326 SYNC_LOCK_TEST_AND_SET_8,
327 SYNC_FETCH_AND_ADD_1,
328 SYNC_FETCH_AND_ADD_2,
329 SYNC_FETCH_AND_ADD_4,
330 SYNC_FETCH_AND_ADD_8,
331 SYNC_FETCH_AND_SUB_1,
332 SYNC_FETCH_AND_SUB_2,
333 SYNC_FETCH_AND_SUB_4,
334 SYNC_FETCH_AND_SUB_8,
335 SYNC_FETCH_AND_AND_1,
336 SYNC_FETCH_AND_AND_2,
337 SYNC_FETCH_AND_AND_4,
338 SYNC_FETCH_AND_AND_8,
343 SYNC_FETCH_AND_XOR_1,
344 SYNC_FETCH_AND_XOR_2,
345 SYNC_FETCH_AND_XOR_4,
346 SYNC_FETCH_AND_XOR_8,
347 SYNC_FETCH_AND_NAND_1,
348 SYNC_FETCH_AND_NAND_2,
349 SYNC_FETCH_AND_NAND_4,
350 SYNC_FETCH_AND_NAND_8,
355 /// getFPEXT - Return the FPEXT_*_* value for the given types, or
356 /// UNKNOWN_LIBCALL if there is none.
357 Libcall getFPEXT(EVT OpVT, EVT RetVT);
359 /// getFPROUND - Return the FPROUND_*_* value for the given types, or
360 /// UNKNOWN_LIBCALL if there is none.
361 Libcall getFPROUND(EVT OpVT, EVT RetVT);
363 /// getFPTOSINT - Return the FPTOSINT_*_* value for the given types, or
364 /// UNKNOWN_LIBCALL if there is none.
365 Libcall getFPTOSINT(EVT OpVT, EVT RetVT);
367 /// getFPTOUINT - Return the FPTOUINT_*_* value for the given types, or
368 /// UNKNOWN_LIBCALL if there is none.
369 Libcall getFPTOUINT(EVT OpVT, EVT RetVT);
371 /// getSINTTOFP - Return the SINTTOFP_*_* value for the given types, or
372 /// UNKNOWN_LIBCALL if there is none.
373 Libcall getSINTTOFP(EVT OpVT, EVT RetVT);
375 /// getUINTTOFP - Return the UINTTOFP_*_* value for the given types, or
376 /// UNKNOWN_LIBCALL if there is none.
377 Libcall getUINTTOFP(EVT OpVT, EVT RetVT);