From 4fec788fa5f6e7c9723e02e3d0b57068ce9785aa Mon Sep 17 00:00:00 2001 From: Tanaka Akira Date: Wed, 19 May 1999 13:10:41 +0000 Subject: zsh-3.1.5-pws-19 --- Src/mem.c | 33 ++++++++++++++++++++------------- 1 file changed, 20 insertions(+), 13 deletions(-) (limited to 'Src/mem.c') diff --git a/Src/mem.c b/Src/mem.c index ee0f5635f..97ff7fdc2 100644 --- a/Src/mem.c +++ b/Src/mem.c @@ -96,7 +96,7 @@ static int h_m[1025], h_push, h_pop, h_free; #endif -#define H_ISIZE sizeof(long) +#define H_ISIZE sizeof(zlong) #define HEAPSIZE (8192 - H_ISIZE) #define HEAP_ARENA_SIZE (HEAPSIZE - sizeof(struct heap)) #define HEAPFREE (16384 - H_ISIZE) @@ -500,8 +500,9 @@ ztrdup(const char *s) /* Below is a simple segment oriented memory allocator for systems on which it is better than the system's one. Memory is given in blocks - aligned to an integer multiple of sizeof(long) (4 bytes on most machines, - but 8 bytes on e.g. a dec alpha). Each block is preceded by a header + aligned to an integer multiple of sizeof(zlong) (4 bytes on most machines, + but 8 bytes on e.g. a dec alpha; it will be 8 bytes if we are using + long long's or equivalent). Each block is preceded by a header which contains the length of the data part (in bytes). In allocated blocks only this field of the structure m_hdr is senseful. In free blocks the second field (next) is a pointer to the next free segment @@ -561,22 +562,26 @@ ztrdup(const char *s) struct m_shdr { struct m_shdr *next; /* next one on free list */ +#ifdef ZSH_64_BIT_TYPE + /* dummy to make this 64-bit aligned */ + struct m_shdr *dummy; +#endif }; struct m_hdr { - long len; /* length of memory block */ + zlong len; /* length of memory block */ struct m_hdr *next; /* if free: next on free list if block of small blocks: next one with small blocks of same size*/ struct m_shdr *free; /* if block of small blocks: free list */ - long used; /* if block of small blocks: number of used + zlong used; /* if block of small blocks: number of used blocks */ }; /* alignment for memory blocks */ -#define M_ALIGN (sizeof(long)) +#define M_ALIGN (sizeof(zlong)) /* length of memory header, length of first field of memory header and minimal size of a block left free (if we allocate memory and take a @@ -585,7 +590,7 @@ struct m_hdr { the free list) */ #define M_HSIZE (sizeof(struct m_hdr)) -#define M_ISIZE (sizeof(long)) +#define M_ISIZE (sizeof(zlong)) #define M_MIN (2 * M_ISIZE) /* a pointer to the last free block, a pointer to the free list (the blocks @@ -621,9 +626,9 @@ static char *m_high, *m_low; #define M_SNUM 50 #define M_SLEN(M) ((M)->len / M_SNUM) #define M_SBLEN(S) ((S) * M_SNUM + sizeof(struct m_shdr *) + \ - sizeof(long) + sizeof(struct m_hdr *)) + sizeof(zlong) + sizeof(struct m_hdr *)) #define M_BSLEN(S) (((S) - sizeof(struct m_shdr *) - \ - sizeof(long) - sizeof(struct m_hdr *)) / M_SNUM) + sizeof(zlong) - sizeof(struct m_hdr *)) / M_SNUM) #define M_NSMALL 8 static struct m_hdr *m_small[M_NSMALL]; @@ -1198,8 +1203,9 @@ bin_mem(char *name, char **argv, char *ops, int func) if (m == mf) buf[0] = '\0'; else if (m == ms) - sprintf(buf, "%ld %ld %ld", M_SNUM - ms->used, ms->used, - (m->len - sizeof(struct m_hdr)) / M_SNUM + 1); + sprintf(buf, "%ld %ld %ld", (long)(M_SNUM - ms->used), + (long)ms->used, + (long)(m->len - sizeof(struct m_hdr)) / M_SNUM + 1); else { for (i = 0, b = buf, c = (char *)&m->next; i < 20 && i < m->len; @@ -1210,7 +1216,7 @@ bin_mem(char *name, char **argv, char *ops, int func) printf("%d\t%d\t%ld\t%ld\t%s\t%ld\t%s\n", ii, (m == mf) ? fi++ : ui++, - (long)m, m->len, + (long)m, (long)m->len, (m == mf) ? "free" : ((m == ms) ? "small" : "used"), (m == mf) ? (f += m->len) : (u += m->len), buf); @@ -1231,7 +1237,8 @@ bin_mem(char *name, char **argv, char *ops, int func) printf("%ld\t", (long)i * M_ISIZE); for (ii = 0, m = m_small[i]; m; m = m->next) { - printf("(%ld/%ld) ", M_SNUM - m->used, m->used); + printf("(%ld/%ld) ", (long)(M_SNUM - m->used), + (long)m->used); if (!((++ii) & 7)) printf("\n\t"); } -- cgit 1.4.1