LibreOffice Module bridges (master)  1
gcc3_linux_x86-64/abi.hxx
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19 
20 #pragma once
21 
22 // This is an implementation of the x86-64 ABI as described in 'System V
23 // Application Binary Interface, AMD64 Architecture Processor Supplement'
24 // (http://www.x86-64.org/documentation/abi-0.95.pdf)
25 
26 #include <typelib/typedescription.hxx>
27 
28 namespace x86_64
29 {
30 
31 /* 6 general purpose registers are used for parameter passing */
32 const sal_uInt32 MAX_GPR_REGS = 6;
33 
34 /* 8 SSE registers are used for parameter passing */
35 const sal_uInt32 MAX_SSE_REGS = 8;
36 
37 /* Count number of required registers.
38 
39  Examine the argument and return set number of register required in each
40  class.
41 
42  Return false iff parameter should be passed in memory.
43 */
44 bool examine_argument( typelib_TypeDescriptionReference *pTypeRef, bool bInReturn, int &nUsedGPR, int &nUsedSSE ) throw ();
45 
52 bool return_in_hidden_param( typelib_TypeDescriptionReference *pTypeRef ) throw ();
53 
54 void fill_struct( typelib_TypeDescriptionReference *pTypeRef, const sal_uInt64* pGPR, const double* pSSE, void *pStruct ) throw ();
55 
56 } // namespace x86_64
57 
58 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
const sal_uInt32 MAX_GPR_REGS
bool examine_argument(typelib_TypeDescriptionReference *pTypeRef, bool bInReturn, int &nUsedGPR, int &nUsedSSE)
bool return_in_hidden_param(typelib_TypeDescriptionReference *pTypeRef)
Does function that returns this type use a hidden parameter, or registers?
void fill_struct(typelib_TypeDescriptionReference *pTypeRef, const sal_uInt64 *pGPR, const double *pSSE, void *pStruct)
const sal_uInt32 MAX_SSE_REGS