/* * This file has been generated automatically * by @(#)align_test.c 1.22 06/09/25 Copyright 1995 J. Schilling * do not edit by hand. */ #define ALIGN_SHORT 2 /* alignment value for (short *) */ #define ALIGN_SMASK 1 /* alignment mask for (short *) */ #define SIZE_SHORT 2 /* sizeof (short) */ #define ALIGN_INT 4 /* alignment value for (int *) */ #define ALIGN_IMASK 3 /* alignment mask for (int *) */ #define SIZE_INT 4 /* sizeof (int) */ #define ALIGN_LONG 4 /* alignment value for (long *) */ #define ALIGN_LMASK 3 /* alignment mask for (long *) */ #define SIZE_LONG 4 /* sizeof (long) */ #define ALIGN_LLONG 4 /* alignment value for (long long *) */ #define ALIGN_LLMASK 3 /* alignment mask for (long long *) */ #define SIZE_LLONG 8 /* sizeof (long long) */ #define ALIGN_FLOAT 4 /* alignment value for (float *) */ #define ALIGN_FMASK 3 /* alignment mask for (float *) */ #define SIZE_FLOAT 4 /* sizeof (float) */ #define ALIGN_DOUBLE 4 /* alignment value for (double *) */ #define ALIGN_DMASK 3 /* alignment mask for (double *) */ #define SIZE_DOUBLE 8 /* sizeof (double) */ #define ALIGN_PTR 4 /* alignment value for (pointer *) */ #define ALIGN_PMASK 3 /* alignment mask for (pointer *) */ #define SIZE_PTR 4 /* sizeof (pointer) */ /* * There used to be a cast to an int but we get a warning from GCC. * This warning message from GCC is wrong. * Believe me that this macro would even be usable if I would cast to short. * In order to avoid this warning, we are now using UIntptr_t */ #define xaligned(a, s) ((((UIntptr_t)(a)) & (s)) == 0 ) #define x2aligned(a, b, s) (((((UIntptr_t)(a)) | ((UIntptr_t)(b))) & (s)) == 0 ) #define saligned(a) xaligned(a, ALIGN_SMASK) #define s2aligned(a, b) x2aligned(a, b, ALIGN_SMASK) #define ialigned(a) xaligned(a, ALIGN_IMASK) #define i2aligned(a, b) x2aligned(a, b, ALIGN_IMASK) #define laligned(a) xaligned(a, ALIGN_LMASK) #define l2aligned(a, b) x2aligned(a, b, ALIGN_LMASK) #define llaligned(a) xaligned(a, ALIGN_LLMASK) #define ll2aligned(a, b) x2aligned(a, b, ALIGN_LLMASK) #define faligned(a) xaligned(a, ALIGN_FMASK) #define f2aligned(a, b) x2aligned(a, b, ALIGN_FMASK) #define daligned(a) xaligned(a, ALIGN_DMASK) #define d2aligned(a, b) x2aligned(a, b, ALIGN_DMASK) #define paligned(a) xaligned(a, ALIGN_PMASK) #define p2aligned(a, b) x2aligned(a, b, ALIGN_PMASK) /* * There used to be a cast to an int but we get a warning from GCC. * This warning message from GCC is wrong. * Believe me that this macro would even be usable if I would cast to short. * In order to avoid this warning, we are now using UIntptr_t */ #define xalign(x, a, m) ( ((char *)(x)) + ( (a) - 1 - ((((UIntptr_t)(x))-1)&(m))) ) #define salign(x) xalign((x), ALIGN_SHORT, ALIGN_SMASK) #define ialign(x) xalign((x), ALIGN_INT, ALIGN_IMASK) #define lalign(x) xalign((x), ALIGN_LONG, ALIGN_LMASK) #define llalign(x) xalign((x), ALIGN_LLONG, ALIGN_LLMASK) #define falign(x) xalign((x), ALIGN_FLOAT, ALIGN_FMASK) #define dalign(x) xalign((x), ALIGN_DOUBLE, ALIGN_DMASK) #define palign(x) xalign((x), ALIGN_PTR, ALIGN_PMASK)