For PR696:
Don't do floor->floorf conversion if floorf is not available. This checks
the compiler's host, not its target, which is incorrect for cross-compilers
Not sure that's important as we don't build many cross-compilers.
llvm-svn: 25456
diff --git a/llvm/lib/Transforms/IPO/SimplifyLibCalls.cpp b/llvm/lib/Transforms/IPO/SimplifyLibCalls.cpp
index 7da881e..e4239e3 100644
--- a/llvm/lib/Transforms/IPO/SimplifyLibCalls.cpp
+++ b/llvm/lib/Transforms/IPO/SimplifyLibCalls.cpp
@@ -25,6 +25,7 @@
#include "llvm/Pass.h"
#include "llvm/ADT/hash_map"
#include "llvm/ADT/Statistic.h"
+#include "llvm/Config/config.h"
#include "llvm/Support/Debug.h"
#include "llvm/Target/TargetData.h"
#include "llvm/Transforms/IPO.h"
@@ -317,12 +318,14 @@
return memcpy_func;
}
+#ifdef HAVE_FLOORF
Function* get_floorf() {
if (!floorf_func)
floorf_func = M->getOrInsertFunction("floorf", Type::FloatTy,
Type::FloatTy, (Type *)0);
return floorf_func;
}
+#endif
private:
/// @brief Reset our cached data for a new Module
@@ -337,7 +340,9 @@
sqrt_func = 0;
strcpy_func = 0;
strlen_func = 0;
+#ifdef HAVE_FLOORF
floorf_func = 0;
+#endif
}
private:
@@ -348,7 +353,9 @@
Function* sqrt_func; ///< Cached sqrt function
Function* strcpy_func; ///< Cached strcpy function
Function* strlen_func; ///< Cached strlen function
+#ifdef HAVE_FLOORF
Function* floorf_func; ///< Cached floorf function
+#endif
Module* M; ///< Cached Module
TargetData* TD; ///< Cached TargetData
};
@@ -1906,6 +1913,7 @@
} FFSLLOptimizer;
+#ifdef HAVE_FLOORF
/// This LibCallOptimization will simplify calls to the "floor" library
/// function.
/// @brief Simplify the floor library function.
@@ -1937,6 +1945,7 @@
return false; // opt failed
}
} FloorOptimizer;
+#endif