typedef char * raw_stack_t;
+typedef void (*rawctx_entry_point_t)(void *);
typedef struct s_smx_ctx_raw {
s_smx_ctx_base_t super; /* Fields of super implementation */
smx_ctx_raw_t maestro_context;
-static inline __attribute__((regparm(2))) void raw_swapcontext(raw_stack_t*old, raw_stack_t*new) {
- __asm__ __volatile__ (
- "ret"
- );
-}
-typedef void (*rawctx_entry_point_t)(void *);
-static inline raw_stack_t raw_makecontext(char*malloced_stack, int stack_size,
- rawctx_entry_point_t entry_point, void *arg) {
- __asm__ __volatile__ (
- "popl %ebx"
- );
- return NULL;
-}
+extern raw_stack_t raw_makecontext(char* malloced_stack, int stack_size,
+ rawctx_entry_point_t entry_point, void* arg);
+extern void raw_swapcontext(raw_stack_t* old, raw_stack_t* new);
+
+#ifdef PROCESSOR_i686
+__asm__ (
+".globl raw_makecontext\n"
+"raw_makecontext:\n"
+" movl 4(%esp),%eax\n" /* stack */
+" addl 8(%esp),%eax\n" /* size */
+" movl 12(%esp),%ecx\n" /* func */
+" movl 16(%esp),%edx\n" /* arg */
+" movl %edx, -4(%eax)\n"
+" movl $0, -8(%eax)\n"
+" movl %ecx,-12(%eax)\n"
+" movl $0, -16(%eax)\n"
+" movl $0, -20(%eax)\n"
+" movl $0, -24(%eax)\n"
+" movl $0, -28(%eax)\n"
+" subl $28,%eax\n"
+" ret\n"
+);
+
+__asm__ (
+ ".globl raw_swapcontext\n"
+ "raw_swapcontext:\n"
+ " movl 4(%esp),%eax\n" /* old */
+ " movl 8(%esp),%edx\n" /* new */
+ " pushl %ebp\n"
+ " pushl %ebx\n"
+ " pushl %esi\n"
+ " pushl %edi\n"
+ " movl %esp,(%eax)\n"
+ " movl (%edx),%esp\n"
+ " popl %edi\n"
+ " popl %esi\n"
+ " popl %ebx\n"
+ " popl %ebp\n"
+ " ret\n"
+);
+#else
+#error "Cannot compile raw contexts for your architecture"
+#endif
+
XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(simix_context);
static xbt_tpool_t tpool;