+++ /dev/null
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdint.h>
-#include <errno.h>
-#include <string.h>
-#include <stdlib.h>
-#include <apc/ir.h>
-#include <unistd.h>
-
-struct cdat*
-alloc_cdat(void);
-struct odat*
-alloc_odat(void);
-void
-alloc_vdat(void);
-struct link*
-alloc_link(void);
-struct ref*
-alloc_ref(void);
-struct cdat*
-curr_cdat(void);
-struct odat*
-curr_odat(void);
-struct vdat*
-curr_vdat(void);
-struct set*
-curr_set(void);
-struct ref*
-curr_ref(void);
-struct model*
-curr_model(void);
-void
-inc_posts(void);
-
-#define PAGES_PER_CHUNK 16
-
-//"type free" chunk stacking
-struct chunk_stack
-{ void* chunks[MAX_CHUNKS];
- void* *csp; //chunk stack pointer
- void* dsp[MAX_CHUNKS]; //dat stack pointer (per chunk)
- int chunk_size; //size of a chunk (including its forfeited page)
- int max_dats; //number of dats per chunk for this stack
-} ocs, vcs, ccs, rcs, lcs, pcs; //odat, vdat, and cdat, ref, link, post stacks
-
-//type safety handled by macro expansion (do not call these directly from code, make dependent macros for access to these)
-#define CHUNKS_LEN(STACK) ((STACK).csp - (STACK).chunks)
-#define CURRENT_CHUNK(STACK) ((STACK).chunks[CHUNKS_LEN(STACK) - 1])
-#define CHUNKS_FULL(STACK) ( (STACK).csp >= \
- (STACK).chunks + MAX_CHUNKS * (STACK).chunk_size)
-#define CURRENT_DSP(STACK,TYPE) ((TYPE*) ((STACK).dsp[CHUNKS_LEN(STACK) - 1]))
-#define DATA_FULL(STACK,TYPE) ((void*) CURRENT_DSP(STACK,TYPE) >= \
- (CURRENT_CHUNK(STACK) + (STACK).chunk_size))
-#define CSP_PUSH(STACK) (*(++(STACK).csp) = malloc((STACK).chunk_size))
-#define CURRENT_DATP(STACK,TYPE) (((TYPE**)(STACK).dsp)[CHUNKS_LEN(STACK) - 1])
-#define PREVIOUS_DATP(STACK,TYPE) (((TYPE**)(STACK).dsp)[CHUNKS_LEN(STACK) - 2])
-#define ALLOC_DAT(STACK,TYPE) (++CURRENT_DATP(STACK,TYPE))
-#define INIT_STACK(STACK,TYPE) \
- { int i; \
- (STACK).chunk_size = PAGES_PER_CHUNK * pagesize; \
- (STACK).max_dats = (STACK).chunk_size / sizeof (TYPE); \
- CSP_PUSH(STACK); \
- for( i = 0; i < MAX_CHUNKS; i++){ \
- (STACK).dsp[i] += pagesize; \
- } \
- }
-//Stack-specific macros (called directly from code (safety enforcement)
-#define INIT_ODAT() (INIT_STACK(ocs, struct odat))
-#define CURRENT_ODAT() (CURRENT_DATP(ocs,struct odat))
-#define ODAT_FULL() (DATA_FULL(ocs,struct odat))
-#define ODAT_ALLOC() (ALLOC_DAT(ocs,struct odat))
-#define OCS_FULL() (CHUNKS_FULL(ocs))
-#define INIT_VDAT() (INIT_STACK(vcs, struct vdat))
-#define CURRENT_VDAT() (CURRENT_DATP(vcs,struct vdat))
-#define VDAT_FULL() (DATA_FULL(vcs,struct vdat))
-#define VDAT_ALLOC() (ALLOC_DAT(vcs,struct vdat))
-#define VCS_FULL() (CHUNKS_FULL(vcs))
-#define INIT_CDAT() (INIT_STACK(ccs, struct cdat))
-#define CURRENT_CDAT() (CURRENT_DATP(ccs,struct cdat))
-#define CDAT_FULL() (DATA_FULL(ccs, struct cdat))
-#define CDAT_ALLOC() (ALLOC_DAT(ccs, struct cdat))
-#define CCS_FULL() (CHUNKS_FULL(ccs))
-#define INIT_LINK() (INIT_STACK(lcs, struct link))
-#define CURRENT_LINK() (CURRENT_DATP(lcs,struct link))
-#define LDAT_FULL() (DATA_FULL(lcs, struct link))
-#define LDAT_ALLOC() (ALLOC_DAT(lcs, struct link))
-#define LCS_FULL() (CHUNKS_FULL(lcs))
-#define INIT_POST() (INIT_STACK(rcs, struct ref))
-#define CURRENT_POST() (CURRENT_DATP(pcs,struct ref))
-#define POST_FULL() (DATA_FULL(pcs,struct ref))
-#define POST_ALLOC() (ALLOC_DAT(pcs,struct ref))
-#define PCS_FULL() (CHUNKS_FULL(pcs))
-#define INIT_REF() (INIT_STACK(rcs, struct ref))
-#define CURRENT_REF() (CURRENT_DATP(rcs,struct ref))
-#define PREVIOUS_REF() (PREVIOUS_DATP(rcs, struct ref))
-#define REF_FULL() (DATA_FULL(rcs,struct ref))
-#define REF_ALLOC() (ALLOC_DAT(rcs,struct ref))
-#define RCS_FULL() (CHUNKS_FULL(rcs))
-//Metadata
-#define CURRENT_SET() (CURRENT_CDAT()->set_list[CURRENT_CDAT()->num_sets])
-#define CURRENT_MODEL() (CURRENT_VDAT()->model_list[CURRENT_VDAT()->num_models])
-
-
-#define CURR_QUAD (CURR_ODAT->quad_file)
-
-long pagesize;
-
-int num_cdats = 0;
-
-struct cdat* cdat_stack[MAX_CLASSES];
-struct cdat** cdat_stackp;
-
-int num_odats = 0;
-
-int num_vdats = 0;
-
-int num_refs = 0;
-uint64_t ss_ref_id = 0x00FFFFFF; /* system space for ref_ids */
-
-int num_posts = 0;
-
-int num_links = 0;
-
-
-/* The initalization function of the IR. */
-int
-ir_init()
-{
-
- char root[4] = "root";
-
- pagesize = sysconf(_SC_PAGESIZE);
-
- INIT_CDAT();
- *cdat_stackp = CURRENT_CDAT();
- memmove((*cdat_stackp)->name, root, 32);
-
- INIT_ODAT();
- INIT_VDAT();
- INIT_LINK();
- INIT_REF();
- INIT_POST();
-
-
- return 0;
-
-}
-
-void
-ir_quit()
-{
- int i;
-
- for(i = 0; i < CHUNKS_LEN(ccs) ; i++)
- {
- free(ccs.chunks[i]);
- }
- for(i = 0; i < CHUNKS_LEN(ocs); i++)
- {
- free(ocs.chunks[i]);
- }
- for(i = 0; i < CHUNKS_LEN(vcs) ; i++)
- {
- free(vcs.chunks[i]);
- }
- for(i = 0; i < CHUNKS_LEN(rcs); i++)
- {
- free(rcs.chunks[i]);
- }
- for(i = 0; i < CHUNKS_LEN(lcs); i++)
- {
- free(lcs.chunks[i]);
- }
- for(i = 0; i < CHUNKS_LEN(pcs); i++)
- {
- free(pcs.chunks[i]);
- }
-
-}
-
-struct cdat*
-alloc_cdat()
-{
- num_cdats++;
- if(CDAT_FULL())
- { if(CCS_FULL())
- { fprintf(stderr, "You have allocated to many (%d) cdats ", num_cdats);
- exit(EXIT_FAILURE);
- }
- else
- CSP_PUSH(ccs);
- }
- else
- CDAT_ALLOC();
-
- return CURRENT_CDAT();
-}
-
-//these should probably be inline
-struct odat*
-alloc_odat
-()
-{
- num_odats++;
- if(ODAT_FULL())
- { if(!OCS_FULL())
- { fprintf(stderr, "You have allocated to many (%d) odats ", num_odats);
- exit(EXIT_FAILURE);
- }
- else
- CSP_PUSH(ocs);
- }
- else
- ODAT_ALLOC();
-
- return CURRENT_ODAT();
-}
-
-void
-alloc_vdat
-()
-{ num_vdats++;
- if(VDAT_FULL())
- { if(!VCS_FULL())
- { fprintf(stderr, "You have allocated to many (%d) vdats ", num_vdats);
- exit(EXIT_FAILURE);
- }
- else
- CSP_PUSH(vcs);
- }
- else
- VDAT_ALLOC();
-}
-
-struct link*
-alloc_link
-()
-{ num_links++;
- if(LDAT_FULL())
- { if(!LCS_FULL())
- { fprintf(stderr, "You have allocated to many (%d) links ", num_links);
- exit(EXIT_FAILURE);
- }
- else
- CSP_PUSH(lcs);
- }
- else
- LDAT_ALLOC();
-
- return CURRENT_LINK();
-
-}
-
-struct ref*
-alloc_ref
-()
-{ num_refs++;
- if(REF_FULL())
- { if(!RCS_FULL())
- { fprintf(stderr, "You have allocated to many (%d) refs ", num_refs);
- exit(EXIT_FAILURE);
- }
- else
- CSP_PUSH(rcs);
- }
- else
- REF_ALLOC();
-
-
- if(num_refs % 16 == 0)
- { CURRENT_POST() = CURRENT_REF();
- inc_posts();
- }
-
- return CURRENT_REF();
-}
-
-void
-inc_posts()
-{ num_posts++;
- if(POST_FULL())
- { if(!PCS_FULL())
- { fprintf(stderr, "You have allocated to many (%d) refs ", num_posts);
- exit(EXIT_FAILURE);
- }
- else
- CSP_PUSH(pcs);
- }
- else
- POST_ALLOC();
-
-}
-
-struct cdat*
-curr_cdat
-()
-{
- return (*cdat_stackp);
-}
-
-struct odat*
-curr_odat
-()
-{
- return CURRENT_ODAT();
-}
-struct vdat*
-curr_vdat
-()
-{
- return CURRENT_VDAT();
-}
-struct set*
-curr_set
-()
-{
- return &CURRENT_SET();
-}
-struct ref*
-curr_ref
-()
-{
- return CURRENT_REF();
-}
-struct model*
-curr_model
-()
-{
- return &CURRENT_MODEL();
-}
projects / henge / webcc.git / blobdiff