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view gen/abi-generic.h @ 1508:e1e93343fc11
Move function codegen data from IrFunction to new FuncGen.
This change reduces memory consumption significantly by releasing the
memory held by the STL containers that are now inside FuncGen.
author | Christian Kamm <kamm incasoftware de> |
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date | Sat, 20 Jun 2009 19:11:44 +0200 |
parents | 34f2fd925de3 |
children |
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#ifndef LDC_GEN_ABI_GENERIC #define LDC_GEN_ABI_GENERIC #include "gen/llvmhelpers.h" #include "gen/tollvm.h" #include "gen/structs.h" /// Removes padding fields for (non-union-containing!) structs struct RemoveStructPadding : ABIRewrite { /// get a rewritten value back to its original form virtual LLValue* get(Type* dty, DValue* v) { LLValue* lval = DtoAlloca(dty, ".rewritetmp"); // Make sure the padding is zero, so struct comparisons work. // TODO: Only do this if there's padding, and/or only initialize padding. DtoMemSetZero(lval, DtoConstSize_t(getTypePaddedSize(DtoType(dty)))); DtoPaddedStruct(dty, v->getRVal(), lval); return lval; } /// get a rewritten value back to its original form and store result in provided lvalue /// this one is optional and defaults to calling the one above virtual void getL(Type* dty, DValue* v, llvm::Value* lval) { DtoPaddedStruct(dty, v->getRVal(), lval); } /// put out rewritten value virtual LLValue* put(Type* dty, DValue* v) { return DtoUnpaddedStruct(dty, v->getRVal()); } /// return the transformed type for this rewrite virtual const LLType* type(Type* dty, const LLType* t) { return DtoUnpaddedStructType(dty); } }; #endif