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[TargetLibraryInfo] Regroup run time functions for Windows (NFC)

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Regroup supported and unsupported functions by precision and C standard.

llvm-svn: 353213
This commit is contained in:
Evandro Menezes 2019-02-05 20:24:21 +00:00
parent 8b293a24e8
commit 8b9cac7053
1 changed files with 37 additions and 38 deletions
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75
lib/Analysis/TargetLibraryInfo.cpp
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@ -160,7 +160,36 @@ static void initialize(TargetLibraryInfoImpl &TLI, const Triple &T,
}
if (T.isOSWindows() && !T.isOSCygMing()) {
// Win32 does not support long double
if (T.getArch() == Triple::x86) {
// Win32 does not support float math functions, in general.
TLI.setUnavailable(LibFunc_acosf);
TLI.setUnavailable(LibFunc_asinf);
TLI.setUnavailable(LibFunc_atanf);
TLI.setUnavailable(LibFunc_atan2f);
TLI.setUnavailable(LibFunc_ceilf);
TLI.setUnavailable(LibFunc_copysignf);
TLI.setUnavailable(LibFunc_cosf);
TLI.setUnavailable(LibFunc_coshf);
TLI.setUnavailable(LibFunc_expf);
TLI.setUnavailable(LibFunc_floorf);
TLI.setUnavailable(LibFunc_fminf);
TLI.setUnavailable(LibFunc_fmaxf);
TLI.setUnavailable(LibFunc_fmodf);
TLI.setUnavailable(LibFunc_logf);
TLI.setUnavailable(LibFunc_log10f);
TLI.setUnavailable(LibFunc_modff);
TLI.setUnavailable(LibFunc_powf);
TLI.setUnavailable(LibFunc_sinf);
TLI.setUnavailable(LibFunc_sinhf);
TLI.setUnavailable(LibFunc_sqrtf);
TLI.setUnavailable(LibFunc_tanf);
TLI.setUnavailable(LibFunc_tanhf);
}
TLI.setUnavailable(LibFunc_fabsf); // Win32 and Win64 both lack fabsf
TLI.setUnavailable(LibFunc_frexpf);
TLI.setUnavailable(LibFunc_ldexpf);
// Win32 does not support long double.
TLI.setUnavailable(LibFunc_acosl);
TLI.setUnavailable(LibFunc_asinl);
TLI.setUnavailable(LibFunc_atanl);
@ -170,14 +199,12 @@ static void initialize(TargetLibraryInfoImpl &TLI, const Triple &T,
TLI.setUnavailable(LibFunc_cosl);
TLI.setUnavailable(LibFunc_coshl);
TLI.setUnavailable(LibFunc_expl);
TLI.setUnavailable(LibFunc_fabsf); // Win32 and Win64 both lack fabsf
TLI.setUnavailable(LibFunc_fabsl);
TLI.setUnavailable(LibFunc_floorl);
TLI.setUnavailable(LibFunc_fmaxl);
TLI.setUnavailable(LibFunc_fminl);
TLI.setUnavailable(LibFunc_fmodl);
TLI.setUnavailable(LibFunc_frexpl);
TLI.setUnavailable(LibFunc_ldexpf);
TLI.setUnavailable(LibFunc_ldexpl);
TLI.setUnavailable(LibFunc_logl);
TLI.setUnavailable(LibFunc_modfl);
@ -188,7 +215,7 @@ static void initialize(TargetLibraryInfoImpl &TLI, const Triple &T,
TLI.setUnavailable(LibFunc_tanl);
TLI.setUnavailable(LibFunc_tanhl);
// Win32 only has C89 math
// Win32 does not fully support C99 math functions.
TLI.setUnavailable(LibFunc_acosh);
TLI.setUnavailable(LibFunc_acoshf);
TLI.setUnavailable(LibFunc_acoshl);
@ -232,37 +259,15 @@ static void initialize(TargetLibraryInfoImpl &TLI, const Triple &T,
TLI.setUnavailable(LibFunc_truncf);
TLI.setUnavailable(LibFunc_truncl);
// Win32 provides some C99 math with mangled names
// Win32 supports some C99 math functions, but with mangled names.
TLI.setAvailableWithName(LibFunc_copysign, "_copysign");
if (T.getArch() == Triple::x86) {
// Win32 on x86 implements single-precision math functions as macros
TLI.setUnavailable(LibFunc_acosf);
TLI.setUnavailable(LibFunc_asinf);
TLI.setUnavailable(LibFunc_atanf);
TLI.setUnavailable(LibFunc_atan2f);
TLI.setUnavailable(LibFunc_ceilf);
TLI.setUnavailable(LibFunc_copysignf);
TLI.setUnavailable(LibFunc_cosf);
TLI.setUnavailable(LibFunc_coshf);
TLI.setUnavailable(LibFunc_expf);
TLI.setUnavailable(LibFunc_floorf);
TLI.setUnavailable(LibFunc_fminf);
TLI.setUnavailable(LibFunc_fmaxf);
TLI.setUnavailable(LibFunc_fmodf);
TLI.setUnavailable(LibFunc_logf);
TLI.setUnavailable(LibFunc_log10f);
TLI.setUnavailable(LibFunc_modff);
TLI.setUnavailable(LibFunc_powf);
TLI.setUnavailable(LibFunc_sinf);
TLI.setUnavailable(LibFunc_sinhf);
TLI.setUnavailable(LibFunc_sqrtf);
TLI.setUnavailable(LibFunc_tanf);
TLI.setUnavailable(LibFunc_tanhf);
}
// Win32 does not support these C99 functions.
TLI.setUnavailable(LibFunc_atoll);
TLI.setUnavailable(LibFunc_llabs);
// Win32 does *not* provide these functions, but they are
// generally available on POSIX-compliant systems:
// Win32 does not support these functions, but
// they are generally available on POSIX-compliant systems.
TLI.setUnavailable(LibFunc_access);
TLI.setUnavailable(LibFunc_bcmp);
TLI.setUnavailable(LibFunc_bcopy);
@ -317,12 +322,6 @@ static void initialize(TargetLibraryInfoImpl &TLI, const Triple &T,
TLI.setUnavailable(LibFunc_utime);
TLI.setUnavailable(LibFunc_utimes);
TLI.setUnavailable(LibFunc_write);
// Win32 does *not* provide provide these functions, but they are
// specified by C99:
TLI.setUnavailable(LibFunc_atoll);
TLI.setUnavailable(LibFunc_frexpf);
TLI.setUnavailable(LibFunc_llabs);
}
switch (T.getOS()) {