diff options
Diffstat (limited to 'llvm/lib/Analysis/TargetLibraryInfo.cpp')
| -rw-r--r-- | llvm/lib/Analysis/TargetLibraryInfo.cpp | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/llvm/lib/Analysis/TargetLibraryInfo.cpp b/llvm/lib/Analysis/TargetLibraryInfo.cpp index 50a05a897e9..b74e1ceeb93 100644 --- a/llvm/lib/Analysis/TargetLibraryInfo.cpp +++ b/llvm/lib/Analysis/TargetLibraryInfo.cpp @@ -165,13 +165,21 @@ static void initialize(TargetLibraryInfoImpl &TLI, const Triple &T, TLI.setAvailableWithName(LibFunc_fputs, "fputs$UNIX2003"); } - // iprintf and friends are only available on XCore and TCE. - if (T.getArch() != Triple::xcore && T.getArch() != Triple::tce) { + // iprintf and friends are only available on XCore, TCE, and Emscripten. + if (T.getArch() != Triple::xcore && T.getArch() != Triple::tce && + T.getOS() != Triple::Emscripten) { TLI.setUnavailable(LibFunc_iprintf); TLI.setUnavailable(LibFunc_siprintf); TLI.setUnavailable(LibFunc_fiprintf); } + // __small_printf and friends are only available on Emscripten. + if (T.getOS() != Triple::Emscripten) { + TLI.setUnavailable(LibFunc_small_printf); + TLI.setUnavailable(LibFunc_small_sprintf); + TLI.setUnavailable(LibFunc_small_fprintf); + } + if (T.isOSWindows() && !T.isOSCygMing()) { // XXX: The earliest documentation available at the moment is for VS2015/VC19: // https://docs.microsoft.com/en-us/cpp/c-runtime-library/floating-point-support?view=vs-2015 @@ -771,6 +779,7 @@ bool TargetLibraryInfoImpl::isValidProtoForLibFunc(const FunctionType &FTy, case LibFunc_stat: case LibFunc_statvfs: case LibFunc_siprintf: + case LibFunc_small_sprintf: case LibFunc_sprintf: return (NumParams >= 2 && FTy.getParamType(0)->isPointerTy() && FTy.getParamType(1)->isPointerTy() && @@ -868,6 +877,7 @@ bool TargetLibraryInfoImpl::isValidProtoForLibFunc(const FunctionType &FTy, case LibFunc_getenv: case LibFunc_getpwnam: case LibFunc_iprintf: + case LibFunc_small_printf: case LibFunc_pclose: case LibFunc_perror: case LibFunc_printf: @@ -947,6 +957,7 @@ bool TargetLibraryInfoImpl::isValidProtoForLibFunc(const FunctionType &FTy, FTy.getParamType(1)->isPointerTy()); case LibFunc_fscanf: case LibFunc_fiprintf: + case LibFunc_small_fprintf: case LibFunc_fprintf: return (NumParams >= 2 && FTy.getReturnType()->isIntegerTy() && FTy.getParamType(0)->isPointerTy() && |
