mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-07-26 06:29:20 +00:00
255f89faee
AKA: Recompile *ALL* the source code! This one went much better. No manual edits here. I spot-checked for silliness and grep-checked for really broken edits and everything seemed good. It all still compiles. Yell if you see something that looks goofy. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169133 91177308-0d34-0410-b5e6-96231b3b80d8
478 lines
14 KiB
C++
478 lines
14 KiB
C++
//===-- llvm/Target/TargetLibraryInfo.h - Library information ---*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_TARGET_TARGETLIBRARYINFO_H
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#define LLVM_TARGET_TARGETLIBRARYINFO_H
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#include "llvm/ADT/DenseMap.h"
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#include "llvm/Pass.h"
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namespace llvm {
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class Triple;
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namespace LibFunc {
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enum Func {
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/// void operator delete[](void*);
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ZdaPv,
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/// void operator delete(void*);
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ZdlPv,
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/// void *new[](unsigned int);
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Znaj,
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/// void *new[](unsigned int, nothrow);
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ZnajRKSt9nothrow_t,
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/// void *new[](unsigned long);
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Znam,
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/// void *new[](unsigned long, nothrow);
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ZnamRKSt9nothrow_t,
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/// void *new(unsigned int);
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Znwj,
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/// void *new(unsigned int, nothrow);
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ZnwjRKSt9nothrow_t,
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/// void *new(unsigned long);
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Znwm,
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/// void *new(unsigned long, nothrow);
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ZnwmRKSt9nothrow_t,
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/// int __cxa_atexit(void (*f)(void *), void *p, void *d);
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cxa_atexit,
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/// void __cxa_guard_abort(guard_t *guard);
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/// guard_t is int64_t in Itanium ABI or int32_t on ARM eabi.
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cxa_guard_abort,
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/// int __cxa_guard_acquire(guard_t *guard);
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cxa_guard_acquire,
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/// void __cxa_guard_release(guard_t *guard);
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cxa_guard_release,
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/// void *__memcpy_chk(void *s1, const void *s2, size_t n, size_t s1size);
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memcpy_chk,
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/// int abs(int j);
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abs,
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/// double acos(double x);
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acos,
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/// float acosf(float x);
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acosf,
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/// double acosh(double x);
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acosh,
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/// float acoshf(float x);
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acoshf,
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/// long double acoshl(long double x);
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acoshl,
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/// long double acosl(long double x);
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acosl,
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/// double asin(double x);
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asin,
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/// float asinf(float x);
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asinf,
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/// double asinh(double x);
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asinh,
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/// float asinhf(float x);
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asinhf,
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/// long double asinhl(long double x);
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asinhl,
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/// long double asinl(long double x);
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asinl,
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/// double atan(double x);
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atan,
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/// double atan2(double y, double x);
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atan2,
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/// float atan2f(float y, float x);
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atan2f,
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/// long double atan2l(long double y, long double x);
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atan2l,
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/// float atanf(float x);
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atanf,
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/// double atanh(double x);
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atanh,
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/// float atanhf(float x);
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atanhf,
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/// long double atanhl(long double x);
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atanhl,
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/// long double atanl(long double x);
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atanl,
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/// void *calloc(size_t count, size_t size);
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calloc,
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/// double cbrt(double x);
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cbrt,
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/// float cbrtf(float x);
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cbrtf,
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/// long double cbrtl(long double x);
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cbrtl,
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/// double ceil(double x);
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ceil,
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/// float ceilf(float x);
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ceilf,
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/// long double ceill(long double x);
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ceill,
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/// double copysign(double x, double y);
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copysign,
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/// float copysignf(float x, float y);
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copysignf,
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/// long double copysignl(long double x, long double y);
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copysignl,
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/// double cos(double x);
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cos,
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/// float cosf(float x);
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cosf,
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/// double cosh(double x);
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cosh,
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/// float coshf(float x);
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coshf,
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/// long double coshl(long double x);
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coshl,
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/// long double cosl(long double x);
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cosl,
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/// double exp(double x);
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exp,
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/// double exp10(double x);
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exp10,
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/// float exp10f(float x);
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exp10f,
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/// long double exp10l(long double x);
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exp10l,
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/// double exp2(double x);
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exp2,
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/// float exp2f(float x);
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exp2f,
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/// long double exp2l(long double x);
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exp2l,
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/// float expf(float x);
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expf,
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/// long double expl(long double x);
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expl,
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/// double expm1(double x);
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expm1,
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/// float expm1f(float x);
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expm1f,
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/// long double expm1l(long double x);
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expm1l,
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/// double fabs(double x);
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fabs,
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/// float fabsf(float x);
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fabsf,
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/// long double fabsl(long double x);
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fabsl,
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/// int ffs(int i);
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ffs,
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/// int ffsl(long int i);
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ffsl,
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/// int ffsll(long long int i);
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ffsll,
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/// int fiprintf(FILE *stream, const char *format, ...);
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fiprintf,
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/// double floor(double x);
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floor,
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/// float floorf(float x);
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floorf,
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/// long double floorl(long double x);
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floorl,
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/// double fmod(double x, double y);
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fmod,
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/// float fmodf(float x, float y);
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fmodf,
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/// long double fmodl(long double x, long double y);
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fmodl,
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/// int fprintf(FILE *stream, const char *format, ...);
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fprintf,
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/// int fputc(int c, FILE *stream);
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fputc,
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/// int fputs(const char *s, FILE *stream);
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fputs,
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/// void free(void *ptr);
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free,
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/// size_t fwrite(const void *ptr, size_t size, size_t nitems,
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/// FILE *stream);
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fwrite,
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/// int iprintf(const char *format, ...);
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iprintf,
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/// int isascii(int c);
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isascii,
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/// int isdigit(int c);
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isdigit,
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/// long int labs(long int j);
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labs,
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/// long long int llabs(long long int j);
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llabs,
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/// double log(double x);
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log,
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/// double log10(double x);
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log10,
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/// float log10f(float x);
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log10f,
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/// long double log10l(long double x);
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log10l,
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/// double log1p(double x);
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log1p,
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/// float log1pf(float x);
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log1pf,
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/// long double log1pl(long double x);
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log1pl,
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/// double log2(double x);
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log2,
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/// float log2f(float x);
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log2f,
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/// double long double log2l(long double x);
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log2l,
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/// double logb(double x);
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logb,
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/// float logbf(float x);
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logbf,
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/// long double logbl(long double x);
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logbl,
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/// float logf(float x);
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logf,
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/// long double logl(long double x);
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logl,
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/// void *malloc(size_t size);
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malloc,
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/// void *memchr(const void *s, int c, size_t n);
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memchr,
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/// int memcmp(const void *s1, const void *s2, size_t n);
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memcmp,
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/// void *memcpy(void *s1, const void *s2, size_t n);
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memcpy,
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/// void *memmove(void *s1, const void *s2, size_t n);
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memmove,
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/// void *memset(void *b, int c, size_t len);
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memset,
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/// void memset_pattern16(void *b, const void *pattern16, size_t len);
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memset_pattern16,
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/// double nearbyint(double x);
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nearbyint,
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/// float nearbyintf(float x);
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nearbyintf,
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/// long double nearbyintl(long double x);
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nearbyintl,
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/// int posix_memalign(void **memptr, size_t alignment, size_t size);
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posix_memalign,
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/// double pow(double x, double y);
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pow,
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/// float powf(float x, float y);
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powf,
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/// long double powl(long double x, long double y);
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powl,
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/// int printf(const char *format, ...);
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printf,
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/// int putchar(int c);
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putchar,
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/// int puts(const char *s);
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puts,
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/// void *realloc(void *ptr, size_t size);
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realloc,
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/// void *reallocf(void *ptr, size_t size);
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reallocf,
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/// double rint(double x);
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rint,
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/// float rintf(float x);
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rintf,
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/// long double rintl(long double x);
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rintl,
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/// double round(double x);
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round,
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/// float roundf(float x);
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roundf,
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/// long double roundl(long double x);
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roundl,
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/// double sin(double x);
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sin,
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/// float sinf(float x);
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sinf,
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/// double sinh(double x);
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sinh,
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/// float sinhf(float x);
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sinhf,
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/// long double sinhl(long double x);
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sinhl,
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/// long double sinl(long double x);
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sinl,
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/// int siprintf(char *str, const char *format, ...);
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siprintf,
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/// int sprintf(char *str, const char *format, ...);
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sprintf,
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/// double sqrt(double x);
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sqrt,
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/// float sqrtf(float x);
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sqrtf,
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/// long double sqrtl(long double x);
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sqrtl,
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/// char *stpcpy(char *s1, const char *s2);
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stpcpy,
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/// char *strcat(char *s1, const char *s2);
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strcat,
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/// char *strchr(const char *s, int c);
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strchr,
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/// int strcmp(const char *s1, const char *s2);
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strcmp,
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/// char *strcpy(char *s1, const char *s2);
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strcpy,
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/// size_t strcspn(const char *s1, const char *s2);
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strcspn,
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/// char *strdup(const char *s1);
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strdup,
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/// size_t strlen(const char *s);
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strlen,
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/// char *strncat(char *s1, const char *s2, size_t n);
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strncat,
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/// int strncmp(const char *s1, const char *s2, size_t n);
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strncmp,
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/// char *strncpy(char *s1, const char *s2, size_t n);
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strncpy,
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/// char *strndup(const char *s1, size_t n);
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strndup,
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/// size_t strnlen(const char *s, size_t maxlen);
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strnlen,
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/// char *strpbrk(const char *s1, const char *s2);
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strpbrk,
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/// char *strrchr(const char *s, int c);
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strrchr,
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/// size_t strspn(const char *s1, const char *s2);
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strspn,
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/// char *strstr(const char *s1, const char *s2);
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strstr,
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/// double strtod(const char *nptr, char **endptr);
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strtod,
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/// float strtof(const char *nptr, char **endptr);
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strtof,
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/// long int strtol(const char *nptr, char **endptr, int base);
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strtol,
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/// long double strtold(const char *nptr, char **endptr);
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strtold,
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/// long long int strtoll(const char *nptr, char **endptr, int base);
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strtoll,
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/// unsigned long int strtoul(const char *nptr, char **endptr, int base);
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strtoul,
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/// unsigned long long int strtoull(const char *nptr, char **endptr,
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/// int base);
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strtoull,
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/// double tan(double x);
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tan,
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/// float tanf(float x);
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tanf,
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/// double tanh(double x);
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tanh,
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/// float tanhf(float x);
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tanhf,
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/// long double tanhl(long double x);
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tanhl,
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/// long double tanl(long double x);
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tanl,
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/// int toascii(int c);
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toascii,
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/// double trunc(double x);
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trunc,
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/// float truncf(float x);
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truncf,
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/// long double truncl(long double x);
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truncl,
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/// void *valloc(size_t size);
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valloc,
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NumLibFuncs
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};
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}
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/// TargetLibraryInfo - This immutable pass captures information about what
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/// library functions are available for the current target, and allows a
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/// frontend to disable optimizations through -fno-builtin etc.
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class TargetLibraryInfo : public ImmutablePass {
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virtual void anchor();
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unsigned char AvailableArray[(LibFunc::NumLibFuncs+3)/4];
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llvm::DenseMap<unsigned, std::string> CustomNames;
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static const char* StandardNames[LibFunc::NumLibFuncs];
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enum AvailabilityState {
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StandardName = 3, // (memset to all ones)
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CustomName = 1,
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Unavailable = 0 // (memset to all zeros)
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};
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void setState(LibFunc::Func F, AvailabilityState State) {
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AvailableArray[F/4] &= ~(3 << 2*(F&3));
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AvailableArray[F/4] |= State << 2*(F&3);
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}
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AvailabilityState getState(LibFunc::Func F) const {
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return static_cast<AvailabilityState>((AvailableArray[F/4] >> 2*(F&3)) & 3);
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}
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public:
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static char ID;
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TargetLibraryInfo();
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TargetLibraryInfo(const Triple &T);
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explicit TargetLibraryInfo(const TargetLibraryInfo &TLI);
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/// getLibFunc - Search for a particular function name. If it is one of the
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/// known library functions, return true and set F to the corresponding value.
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bool getLibFunc(StringRef funcName, LibFunc::Func &F) const;
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/// has - This function is used by optimizations that want to match on or form
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/// a given library function.
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bool has(LibFunc::Func F) const {
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return getState(F) != Unavailable;
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}
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/// hasOptimizedCodeGen - Return true if the function is both available as
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/// a builtin and a candidate for optimized code generation.
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bool hasOptimizedCodeGen(LibFunc::Func F) const {
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if (getState(F) == Unavailable)
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return false;
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switch (F) {
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default: break;
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case LibFunc::copysign: case LibFunc::copysignf: case LibFunc::copysignl:
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case LibFunc::fabs: case LibFunc::fabsf: case LibFunc::fabsl:
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case LibFunc::sin: case LibFunc::sinf: case LibFunc::sinl:
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case LibFunc::cos: case LibFunc::cosf: case LibFunc::cosl:
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case LibFunc::sqrt: case LibFunc::sqrtf: case LibFunc::sqrtl:
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case LibFunc::floor: case LibFunc::floorf: case LibFunc::floorl:
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case LibFunc::nearbyint: case LibFunc::nearbyintf: case LibFunc::nearbyintl:
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case LibFunc::ceil: case LibFunc::ceilf: case LibFunc::ceill:
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case LibFunc::rint: case LibFunc::rintf: case LibFunc::rintl:
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case LibFunc::trunc: case LibFunc::truncf: case LibFunc::truncl:
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case LibFunc::log2: case LibFunc::log2f: case LibFunc::log2l:
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case LibFunc::exp2: case LibFunc::exp2f: case LibFunc::exp2l:
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case LibFunc::memcmp:
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return true;
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}
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return false;
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}
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StringRef getName(LibFunc::Func F) const {
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AvailabilityState State = getState(F);
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if (State == Unavailable)
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return StringRef();
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if (State == StandardName)
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return StandardNames[F];
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assert(State == CustomName);
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return CustomNames.find(F)->second;
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}
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/// setUnavailable - this can be used by whatever sets up TargetLibraryInfo to
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/// ban use of specific library functions.
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void setUnavailable(LibFunc::Func F) {
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setState(F, Unavailable);
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}
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void setAvailable(LibFunc::Func F) {
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setState(F, StandardName);
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}
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void setAvailableWithName(LibFunc::Func F, StringRef Name) {
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if (StandardNames[F] != Name) {
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setState(F, CustomName);
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CustomNames[F] = Name;
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assert(CustomNames.find(F) != CustomNames.end());
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} else {
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setState(F, StandardName);
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}
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}
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/// disableAllFunctions - This disables all builtins, which is used for
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/// options like -fno-builtin.
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void disableAllFunctions();
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};
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} // end namespace llvm
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#endif
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