Add br_table

br_table is in fact a generalization of other branch types like br or
br_if, since br_table contains several branches for the same pc inside
the nw_lo section.

Therefore, this kind of branch forced some changes to nwp_break and
those relying on it.

1 files changed, 5 insertions, 3 deletions

diff --git a/src/routines/break.c b/src/routines/break.c
index 3ee94a1..bf13ca6 100644
--- a/src/routines/break.c
+++ b/src/routines/break.c
@@ -40,7 +40,7 @@ static enum nw_state skip(struct nw_interp *const i)
 
         i->exception = exc;
 #ifdef NW_LOG
-        nwp_log("%s from offset: %ld\n", exc, b->pc);
+        nwp_log("%s, offset: %#lx\n", exc, b->pc);
 #endif
         return NW_FATAL;
     }
@@ -66,7 +66,7 @@ static enum nw_state get_dst(struct nw_interp *const i)
 
     if (n)
         return n;
-    else if (pc == b->pc)
+    else if (pc == b->pc && b->toffset_i++ >= b->table_offset)
         i->next = seek_dst;
     else
         return skip(i);
@@ -232,12 +232,14 @@ static enum nw_state tell(struct nw_interp *const i)
     return NW_AGAIN;
 }
 
-void nwp_break(struct nw_interp *const i, const nw_varuint32 relative_depth)
+void nwp_break(struct nw_interp *const i, const nw_varuint32 relative_depth,
+    const nw_varuint32 table_offset)
 {
     const struct nw_i_sm_break b = {0};
     struct nw_i_sm_break *const pb = &i->sm.brk;
 
     *pb = b;
     pb->relative_depth = relative_depth;
+    pb->table_offset = table_offset;
     i->next = tell;
 }