forked from OSchip/llvm-project
remove a bunch of unneeded stuff, or self evident comments
llvm-svn: 23519
This commit is contained in:
Chris Lattner
parent
e94e6a9e62
commit
5f6035feb0
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@ -383,7 +383,6 @@ struct ExitInMainOptimization : public LibCallOptimization
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{
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ExitInMainOptimization() : LibCallOptimization("exit",
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"Number of 'exit' calls simplified") {}
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virtual ~ExitInMainOptimization() {}
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// Make sure the called function looks like exit (int argument, int return
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// type, external linkage, not varargs).
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@ -451,8 +450,6 @@ public:
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"Number of 'strcat' calls simplified") {}
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public:
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/// @breif Destructor
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virtual ~StrCatOptimization() {}
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/// @brief Make sure that the "strcat" function has the right prototype
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virtual bool ValidateCalledFunction(const Function* f, SimplifyLibCalls& SLC)
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@ -540,7 +537,6 @@ struct StrChrOptimization : public LibCallOptimization
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public:
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StrChrOptimization() : LibCallOptimization("strchr",
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"Number of 'strchr' calls simplified") {}
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virtual ~StrChrOptimization() {}
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/// @brief Make sure that the "strchr" function has the right prototype
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virtual bool ValidateCalledFunction(const Function* f, SimplifyLibCalls& SLC)
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@ -632,7 +628,6 @@ struct StrCmpOptimization : public LibCallOptimization
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public:
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StrCmpOptimization() : LibCallOptimization("strcmp",
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"Number of 'strcmp' calls simplified") {}
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virtual ~StrCmpOptimization() {}
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/// @brief Make sure that the "strcmp" function has the right prototype
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virtual bool ValidateCalledFunction(const Function* f, SimplifyLibCalls& SLC)
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@ -719,7 +714,6 @@ struct StrNCmpOptimization : public LibCallOptimization
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public:
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StrNCmpOptimization() : LibCallOptimization("strncmp",
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"Number of 'strncmp' calls simplified") {}
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virtual ~StrNCmpOptimization() {}
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/// @brief Make sure that the "strncmp" function has the right prototype
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virtual bool ValidateCalledFunction(const Function* f, SimplifyLibCalls& SLC)
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@ -822,7 +816,6 @@ struct StrCpyOptimization : public LibCallOptimization
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public:
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StrCpyOptimization() : LibCallOptimization("strcpy",
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"Number of 'strcpy' calls simplified") {}
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virtual ~StrCpyOptimization() {}
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/// @brief Make sure that the "strcpy" function has the right prototype
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virtual bool ValidateCalledFunction(const Function* f, SimplifyLibCalls& SLC)
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@ -910,7 +903,6 @@ struct StrLenOptimization : public LibCallOptimization
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{
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StrLenOptimization() : LibCallOptimization("strlen",
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"Number of 'strlen' calls simplified") {}
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virtual ~StrLenOptimization() {}
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/// @brief Make sure that the "strlen" function has the right prototype
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virtual bool ValidateCalledFunction(const Function* f, SimplifyLibCalls& SLC)
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@ -1113,8 +1105,6 @@ protected:
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LLVMMemCpyOptimization(const char* fname, const char* desc)
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: LibCallOptimization(fname, desc) {}
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public:
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/// @brief Destructor
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virtual ~LLVMMemCpyOptimization() {}
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/// @brief Make sure that the "memcpy" function has the right prototype
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virtual bool ValidateCalledFunction(const Function* f, SimplifyLibCalls& TD)
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@ -1199,8 +1189,6 @@ struct LLVMMemSetOptimization : public LibCallOptimization
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"Number of 'llvm.memset' calls simplified") {}
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public:
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/// @brief Destructor
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virtual ~LLVMMemSetOptimization() {}
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/// @brief Make sure that the "memset" function has the right prototype
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virtual bool ValidateCalledFunction(const Function* f, SimplifyLibCalls& TD)
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@ -1307,9 +1295,6 @@ public:
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PowOptimization() : LibCallOptimization("pow",
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"Number of 'pow' calls simplified") {}
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/// @brief Destructor
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virtual ~PowOptimization() {}
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/// @brief Make sure that the "pow" function has the right prototype
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virtual bool ValidateCalledFunction(const Function* f, SimplifyLibCalls& SLC)
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{
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@ -1384,9 +1369,6 @@ public:
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FPrintFOptimization() : LibCallOptimization("fprintf",
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"Number of 'fprintf' calls simplified") {}
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/// @brief Destructor
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virtual ~FPrintFOptimization() {}
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/// @brief Make sure that the "fprintf" function has the right prototype
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virtual bool ValidateCalledFunction(const Function* f, SimplifyLibCalls& SLC)
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{
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@ -1520,9 +1502,6 @@ public:
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SPrintFOptimization() : LibCallOptimization("sprintf",
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"Number of 'sprintf' calls simplified") {}
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/// @brief Destructor
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virtual ~SPrintFOptimization() {}
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/// @brief Make sure that the "fprintf" function has the right prototype
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virtual bool ValidateCalledFunction(const Function* f, SimplifyLibCalls& SLC)
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{
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@ -1657,9 +1636,6 @@ public:
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PutsOptimization() : LibCallOptimization("fputs",
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"Number of 'fputs' calls simplified") {}
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/// @brief Destructor
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virtual ~PutsOptimization() {}
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/// @brief Make sure that the "fputs" function has the right prototype
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virtual bool ValidateCalledFunction(const Function* f, SimplifyLibCalls& SLC)
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{
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@ -1723,17 +1699,12 @@ public:
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/// This LibCallOptimization will simplify calls to the "isdigit" library
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/// function. It simply does range checks the parameter explicitly.
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/// @brief Simplify the isdigit library function.
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struct IsDigitOptimization : public LibCallOptimization
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{
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struct isdigitOptimization : public LibCallOptimization {
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public:
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/// @brief Default Constructor
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IsDigitOptimization() : LibCallOptimization("isdigit",
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isdigitOptimization() : LibCallOptimization("isdigit",
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"Number of 'isdigit' calls simplified") {}
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/// @brief Destructor
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virtual ~IsDigitOptimization() {}
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/// @brief Make sure that the "fputs" function has the right prototype
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/// @brief Make sure that the "isdigit" function has the right prototype
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virtual bool ValidateCalledFunction(const Function* f, SimplifyLibCalls& SLC)
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{
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// Just make sure this has 1 argument
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@ -1772,7 +1743,9 @@ public:
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ci->eraseFromParent();
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return true;
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}
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} IsDigitOptimizer;
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} isdigitOptimizer;
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/// This LibCallOptimization will simplify calls to the "toascii" library
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/// function. It simply does the corresponding and operation to restrict the
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@ -1785,9 +1758,6 @@ public:
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ToAsciiOptimization() : LibCallOptimization("toascii",
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"Number of 'toascii' calls simplified") {}
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/// @brief Destructor
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virtual ~ToAsciiOptimization() {}
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/// @brief Make sure that the "fputs" function has the right prototype
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virtual bool ValidateCalledFunction(const Function* f, SimplifyLibCalls& SLC)
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{
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@ -1826,9 +1796,6 @@ public:
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FFSOptimization() : LibCallOptimization("ffs",
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"Number of 'ffs' calls simplified") {}
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/// @brief Destructor
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virtual ~FFSOptimization() {}
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/// @brief Make sure that the "fputs" function has the right prototype
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virtual bool ValidateCalledFunction(const Function* f, SimplifyLibCalls& SLC)
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{
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@ -2070,12 +2037,6 @@ Value *CastToCStr(Value *V, Instruction &IP) {
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// exp, expf, expl:
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// * exp(log(x)) -> x
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//
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// isascii:
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// * isascii(c) -> ((c & ~0x7f) == 0)
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//
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// isdigit:
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// * isdigit(c) -> (unsigned)(c) - '0' <= 9
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//
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// log, logf, logl:
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// * log(exp(x)) -> x
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// * log(x**y) -> y*log(x)
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