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fix pr12559: mark unavailable win32 math libcalls

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also fix SimplifyLibCalls to use TLI rather than compile-time conditionals to enable optimizations on floor, ceil, round, rint, and nearbyint

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154960 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Joe Groff
2012-04-17 23:05:54 +00:00
parent e652b521f9
commit d5bda5ec66
4 changed files with 372 additions and 18 deletions
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80
lib/Target/TargetLibraryInfo.cpp
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@@ -56,7 +56,7 @@ const char* TargetLibraryInfo::StandardNames[LibFunc::NumLibFuncs] =
"exp2f",
"expm1",
"expm1l",
"expl1f",
"expm1f",
"fabs",
"fabsl",
"fabsf",
@@ -95,6 +95,9 @@ const char* TargetLibraryInfo::StandardNames[LibFunc::NumLibFuncs] =
"rint",
"rintf",
"rintl",
"round",
"roundf",
"roundl",
"sin",
"sinl",
"sinf",
@@ -155,6 +158,81 @@ static void initialize(TargetLibraryInfo &TLI, const Triple &T) {
TLI.setUnavailable(LibFunc::siprintf);
TLI.setUnavailable(LibFunc::fiprintf);
}
if (T.getOS() == Triple::Win32) {
// Win32 does not support long double
TLI.setUnavailable(LibFunc::acosl);
TLI.setUnavailable(LibFunc::asinl);
TLI.setUnavailable(LibFunc::atanl);
TLI.setUnavailable(LibFunc::atan2l);
TLI.setUnavailable(LibFunc::ceill);
TLI.setUnavailable(LibFunc::copysignl);
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::fmodl);
TLI.setUnavailable(LibFunc::logl);
TLI.setUnavailable(LibFunc::powl);
TLI.setUnavailable(LibFunc::sinl);
TLI.setUnavailable(LibFunc::sinhl);
TLI.setUnavailable(LibFunc::sqrtl);
TLI.setUnavailable(LibFunc::tanl);
TLI.setUnavailable(LibFunc::tanhl);
// Win32 only has C89 math
TLI.setUnavailable(LibFunc::exp2);
TLI.setUnavailable(LibFunc::exp2f);
TLI.setUnavailable(LibFunc::exp2l);
TLI.setUnavailable(LibFunc::expm1);
TLI.setUnavailable(LibFunc::expm1f);
TLI.setUnavailable(LibFunc::expm1l);
TLI.setUnavailable(LibFunc::log2);
TLI.setUnavailable(LibFunc::log2f);
TLI.setUnavailable(LibFunc::log2l);
TLI.setUnavailable(LibFunc::log1p);
TLI.setUnavailable(LibFunc::log1pf);
TLI.setUnavailable(LibFunc::log1pl);
TLI.setUnavailable(LibFunc::nearbyint);
TLI.setUnavailable(LibFunc::nearbyintf);
TLI.setUnavailable(LibFunc::nearbyintl);
TLI.setUnavailable(LibFunc::rint);
TLI.setUnavailable(LibFunc::rintf);
TLI.setUnavailable(LibFunc::rintl);
TLI.setUnavailable(LibFunc::round);
TLI.setUnavailable(LibFunc::roundf);
TLI.setUnavailable(LibFunc::roundl);
TLI.setUnavailable(LibFunc::trunc);
TLI.setUnavailable(LibFunc::truncf);
TLI.setUnavailable(LibFunc::truncl);
// Win32 provides some C99 math 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::fmodf);
TLI.setUnavailable(LibFunc::logf);
TLI.setUnavailable(LibFunc::powf);
TLI.setUnavailable(LibFunc::sinf);
TLI.setUnavailable(LibFunc::sinhf);
TLI.setUnavailable(LibFunc::sqrtf);
TLI.setUnavailable(LibFunc::tanf);
TLI.setUnavailable(LibFunc::tanhf);
}
}
}