Changes in directory llvm/include/llvm/CodeGen:
IntrinsicLowering.h updated: 1.10 -> 1.11 --- Log message: Simplify IntrinsicLowering and clarify that it is only for use by the CBE and interpreter. --- Diffs of the changes: (+3 -30) IntrinsicLowering.h | 33 +++------------------------------ 1 files changed, 3 insertions(+), 30 deletions(-) Index: llvm/include/llvm/CodeGen/IntrinsicLowering.h diff -u llvm/include/llvm/CodeGen/IntrinsicLowering.h:1.10 llvm/include/llvm/CodeGen/IntrinsicLowering.h:1.11 --- llvm/include/llvm/CodeGen/IntrinsicLowering.h:1.10 Fri Mar 10 16:49:05 2006 +++ llvm/include/llvm/CodeGen/IntrinsicLowering.h Wed Nov 15 12:00:10 2006 @@ -9,24 +9,7 @@ // // This file defines the IntrinsicLowering interface. This interface allows // addition of domain-specific or front-end specific intrinsics to LLVM without -// having to modify all of the code generators to support the new intrinsic. -// Later, as desired, targets can incrementally add support for particular -// intrinsic functions, as desired, to generate better code. -// -// If a code generator cannot handle or does not know about an intrinsic -// function, it will use the intrinsic lowering interface to change an intrinsic -// function name into a concrete function name which can be used to implement -// the functionality of the intrinsic. For example, llvm.memcpy can be -// implemented as a call to the math library 'memcpy' function if the target -// doesn't have hardware support for the intrinsic, or if it has not yet been -// implemented yet. -// -// Another use for this interface is the addition of domain-specific intrinsics. -// The default implementation of this interface would then lower the intrinsics -// to noop calls, allowing the direct execution of programs with instrumentation -// or other hooks placed in them. When a specific tool or flag is used, a -// different implementation of these interfaces may be used, which activates the -// intrinsics in some way. +// having to modify all of the C backend or interpreter. // //===----------------------------------------------------------------------===// @@ -42,12 +25,11 @@ class IntrinsicLowering { public: IntrinsicLowering() {} - virtual ~IntrinsicLowering() {} /// AddPrototypes - This method, if called, causes all of the prototypes /// that might be needed by an intrinsic lowering implementation to be /// inserted into the module specified. - virtual void AddPrototypes(Module &M) = 0; + void AddPrototypes(Module &M); /// LowerIntrinsicCall - This method returns the LLVM function which should /// be used to implement the specified intrinsic function call. If an @@ -59,16 +41,7 @@ /// _after_ the call instruction and the call is deleted. The caller must /// be capable of handling this kind of change. /// - virtual void LowerIntrinsicCall(CallInst *CI) = 0; - }; - - /// DefaultIntrinsicLower - This is the default intrinsic lowering pass which - /// is used if no other one is specified. Custom intrinsic lowering - /// implementations should pass any unhandled intrinsics to this - /// implementation to allow for future extensibility. - struct DefaultIntrinsicLowering : public IntrinsicLowering { - virtual void AddPrototypes(Module &M); - virtual void LowerIntrinsicCall(CallInst *CI); + void LowerIntrinsicCall(CallInst *CI); }; } _______________________________________________ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits