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File qemu-cvs-alsa_bitfield.patch of Package qemu
Index: qemu/thunk.h ================================================================================ --- qemu/thunk.c +++ qemu/thunk.c @@ -40,6 +40,7 @@ case TYPE_CHAR: case TYPE_SHORT: case TYPE_INT: + case TYPE_INTBITFIELD: case TYPE_LONGLONG: case TYPE_ULONGLONG: case TYPE_LONG: @@ -132,6 +133,26 @@ case TYPE_INT: *(uint32_t *)dst = tswap32(*(uint32_t *)src); break; + case TYPE_INTBITFIELD: +#if defined(TARGET_I386) && defined(__powerpc__) + /* powerpc uses the MSB, whereas i386 uses the LSB + * to store the first bit in a field */ + { + unsigned char byte = *(uint8_t *)src; + *(uint8_t *)dst = ((byte >> 7) & 1) + | ((byte >> 5) & 2) + | ((byte >> 3) & 4) + | ((byte >> 1) & 8) + | ((byte << 1) & 16) + | ((byte << 3) & 32) + | ((byte << 5) & 64) + | ((byte << 7) & 128); + /* FIXME: implement for bitfields > 1 byte and other archs */ + } +#else + *(uint32_t *)dst = tswap32(*(uint32_t *)src); +#endif + break; case TYPE_LONGLONG: case TYPE_ULONGLONG: *(uint64_t *)dst = tswap64(*(uint64_t *)src); --- qemu/thunk.h +++ qemu/thunk.h @@ -38,6 +38,7 @@ TYPE_PTR, TYPE_ARRAY, TYPE_STRUCT, + TYPE_INTBITFIELD, } argtype; #define MK_PTR(type) TYPE_PTR, type @@ -87,6 +88,7 @@ case TYPE_SHORT: return 2; case TYPE_INT: + case TYPE_INTBITFIELD: return 4; case TYPE_LONGLONG: case TYPE_ULONGLONG: @@ -124,6 +126,7 @@ case TYPE_SHORT: return 2; case TYPE_INT: + case TYPE_INTBITFIELD: return 4; case TYPE_LONGLONG: case TYPE_ULONGLONG:
