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| author | Benjamin Kramer <benny.kra@googlemail.com> | 2012-08-29 15:32:21 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2012-08-29 15:32:21 +0000 |
| commit | 8bcc971174766c582506c8232c55cf2fba5376b6 (patch) | |
| tree | 80b0f4b38ed0496953750abb3688a77d39e7749b /llvm/lib/Target/TargetLibraryInfo.cpp | |
| parent | 5a0642fdc1bf997d8562ccc0c6887af30a903904 (diff) | |
| download | bcm5719-llvm-8bcc971174766c582506c8232c55cf2fba5376b6.tar.gz bcm5719-llvm-8bcc971174766c582506c8232c55cf2fba5376b6.zip | |
Make MemoryBuiltins aware of TargetLibraryInfo.
This disables malloc-specific optimization when -fno-builtin (or -ffreestanding)
is specified. This has been a problem for a long time but became more severe
with the recent memory builtin improvements.
Since the memory builtin functions are used everywhere, this required passing
TLI in many places. This means that functions that now have an optional TLI
argument, like RecursivelyDeleteTriviallyDeadFunctions, won't remove dead
mallocs anymore if the TLI argument is missing. I've updated most passes to do
the right thing.
Fixes PR13694 and probably others.
llvm-svn: 162841
Diffstat (limited to 'llvm/lib/Target/TargetLibraryInfo.cpp')
| -rw-r--r-- | llvm/lib/Target/TargetLibraryInfo.cpp | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/llvm/lib/Target/TargetLibraryInfo.cpp b/llvm/lib/Target/TargetLibraryInfo.cpp index 924b1ed80de..62f973e6583 100644 --- a/llvm/lib/Target/TargetLibraryInfo.cpp +++ b/llvm/lib/Target/TargetLibraryInfo.cpp @@ -24,6 +24,16 @@ void TargetLibraryInfo::anchor() { } const char* TargetLibraryInfo::StandardNames[LibFunc::NumLibFuncs] = { + "_ZdaPv", + "_ZdlPv", + "_Znaj", + "_ZnajRKSt9nothrow_t", + "_Znam", + "_ZnamRKSt9nothrow_t", + "_Znwj", + "_ZnwjRKSt9nothrow_t", + "_Znwm", + "_ZnwmRKSt9nothrow_t", "__cxa_atexit", "__cxa_guard_abort", "__cxa_guard_acquire", @@ -50,6 +60,7 @@ const char* TargetLibraryInfo::StandardNames[LibFunc::NumLibFuncs] = "atanhf", "atanhl", "atanl", + "calloc", "cbrt", "cbrtf", "cbrtl", @@ -89,6 +100,7 @@ const char* TargetLibraryInfo::StandardNames[LibFunc::NumLibFuncs] = "fmodl", "fputc", "fputs", + "free", "fwrite", "iprintf", "log", @@ -106,6 +118,7 @@ const char* TargetLibraryInfo::StandardNames[LibFunc::NumLibFuncs] = "logbl", "logf", "logl", + "malloc", "memchr", "memcmp", "memcpy", @@ -115,11 +128,14 @@ const char* TargetLibraryInfo::StandardNames[LibFunc::NumLibFuncs] = "nearbyint", "nearbyintf", "nearbyintl", + "posix_memalign", "pow", "powf", "powl", "putchar", "puts", + "realloc", + "reallocf", "rint", "rintf", "rintl", @@ -139,10 +155,12 @@ const char* TargetLibraryInfo::StandardNames[LibFunc::NumLibFuncs] = "strcat", "strchr", "strcpy", + "strdup", "strlen", "strncat", "strncmp", "strncpy", + "strndup", "strnlen", "tan", "tanf", @@ -152,7 +170,8 @@ const char* TargetLibraryInfo::StandardNames[LibFunc::NumLibFuncs] = "tanl", "trunc", "truncf", - "truncl" + "truncl", + "valloc" }; /// initialize - Initialize the set of available library functions based on the |
