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Last change
on this file was
e16e8f2,
checked in by Edwin Eefting <edwin@datux.nl>, 3 years ago
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bootstuff
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Property mode set to
100644
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File size:
804 bytes
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| 1 | #ifndef _BITS_COMPILER_H |
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| 2 | #define _BITS_COMPILER_H |
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| 3 | |
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| 4 | FILE_LICENCE ( GPL2_OR_LATER ); |
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| 5 | |
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| 6 | #ifndef ASSEMBLY |
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| 7 | |
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| 8 | /** Declare a function with standard calling conventions */ |
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| 9 | #define __asmcall __attribute__ (( cdecl, regparm(0) )) |
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| 10 | |
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| 11 | /** |
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| 12 | * Declare a function with libgcc implicit linkage |
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| 13 | * |
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| 14 | * It seems as though gcc expects its implicit arithmetic functions to |
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| 15 | * be cdecl, even if -mrtd is specified. This is somewhat |
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| 16 | * inconsistent; for example, if -mregparm=3 is used then the implicit |
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| 17 | * functions do become regparm(3). |
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| 18 | * |
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| 19 | * The implicit calls to memcpy() and memset() which gcc can generate |
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| 20 | * do not seem to have this inconsistency; -mregparm and -mrtd affect |
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| 21 | * them in the same way as any other function. |
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| 22 | */ |
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| 23 | #define __libgcc __attribute__ (( cdecl )) |
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| 24 | |
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| 25 | #endif /* ASSEMBLY */ |
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| 26 | |
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| 27 | #endif /* _BITS_COMPILER_H */ |
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