6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-04-05 01:31:05 +00:00
Code Issues Projects Releases Wiki Activity

Provide simpler ways to extract the value of an integer constant.

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@223 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Vikram S. Adve 2001-07-20 21:11:07 +00:00
parent d01d99b2a0
commit 230365abf7
1 changed files with 22 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
include/llvm/ConstPoolVals.h
View File

@ -110,11 +110,11 @@ public:
return Val.Unsigned == V;
}
// isIntegral - Equilivent to isSigned() || isUnsigned, but with only a single
// isIntegral - Equivalent to isSigned() || isUnsigned, but with only a single
// virtual function invocation.
//
virtual bool isIntegral() const { return 1; }
// ConstPoolInt::get static method: return a constant pool int with the
// specified value. as above, we work only with very small values here.
//
@ -224,4 +224,24 @@ public:
inline const vector<Use> &getValues() const { return Operands; }
};
//===---------------------------------------------------------------------------
// External functions
//
// Convenience functions to get the value of an integer constant, for an
// appropriate integer or non-integer type that can be held in an integer.
// The type of the argument must be the following:
// GetSignedIntConstantValue: signed integer or bool
// GetUnsignedIntConstantValue: unsigned integer, bool, or pointer
// GetConstantValueAsSignedInt: any of the above, but the value
// must fit into a int64_t.
//
// isValidConstant is set to true if a valid constant was found.
//
int64_t GetSignedIntConstantValue (const Value* val, bool& isValidConst);
uint64_t GetUnsignedIntConstantValue (const Value* val, bool& isValidConst);
int64_t GetConstantValueAsSignedInt (const Value* val, bool& isValidConst);
//===---------------------------------------------------------------------------
#endif