From cc98a3cdb5ee0dc94301cb4bf894111a95ec934f Mon Sep 17 00:00:00 2001
From: =?utf8?q?J=C3=A9r=C3=A9mie=20Astor?= <astor.jeremie@wanadoo.fr>
Date: Tue, 26 Nov 2019 20:18:20 +0100
Subject: [PATCH] :art: Fix spork member fptr

---
 src/emit/emit.c |  3 +--
 src/lib/shred.c |  7 ++-----
 src/vm/vm.c     | 10 +++++-----
 3 files changed, 8 insertions(+), 12 deletions(-)

diff --git a/src/emit/emit.c b/src/emit/emit.c
index 4cd85609..20b1f078 100644
--- a/src/emit/emit.c
+++ b/src/emit/emit.c
@@ -1150,8 +1150,7 @@ ANN Instr emit_exp_spork(const Emitter emit, const Exp_Unary* unary) {
       const m_uint depth = f->def->stack_depth;
       regpop(emit, depth -SZ_INT);
       const Instr spork = emit_add_instr(emit, SporkMemberFptr);
-      spork->m_val = depth + SZ_INT;
-      spork->m_val2 = -SZ_INT*2;
+      spork->m_val = depth;
     } else
       emit_exp_spork_finish(emit, f->def->stack_depth);
     const Instr end = emit_add_instr(emit, is_spork ? SporkEnd : ForkEnd);
diff --git a/src/lib/shred.c b/src/lib/shred.c
index 9793382b..a2c23124 100644
--- a/src/lib/shred.c
+++ b/src/lib/shred.c
@@ -62,10 +62,7 @@ static MFUN(vm_shred_is_done) {
 static MFUN(shred_yield) {
   const VM_Shred s = ME(o);
   const Shreduler sh = s->tick->shreduler;
-  if(vector_size(shred->code->instr) - shred->pc > 1)
-    shredule(sh, s, GWION_EPSILON);
-  else
-    vm_shred_exit(shred);
+  shredule(sh, s, GWION_EPSILON);
 }
 
 static SFUN(vm_shred_from_id) {
@@ -326,7 +323,7 @@ GWION_IMPORT(shred) {
   GWI_BB(gwi_union_add(gwi, "Vec4", "w"))
   GWI_BB(gwi_union_add(gwi, "VarObject", "o"))
   GWI_OB(gwi_union_end(gwi, ae_flag_const))
-  gwi_func_ini(gwi, "int", "join");
+  gwi_func_ini(gwi, "void", "join");
   GWI_BB(gwi_func_end(gwi, fork_join, ae_flag_none))
   GWI_BB(gwi_class_end(gwi))
   SET_FLAG((t_fork), abstract);
diff --git a/src/vm/vm.c b/src/vm/vm.c
index e29d7a02..e7feefbe 100644
--- a/src/vm/vm.c
+++ b/src/vm/vm.c
@@ -640,11 +640,11 @@ PRAGMA_PUSH()
   DISPATCH()
 PRAGMA_POP()
 sporkmemberfptr:
-  for(m_uint i = 0; i < VAL-SZ_INT; i+= SZ_INT)
-    *(m_uint*)(a.child->reg + i) = *(m_uint*)(reg + i + (m_int)VAL2+SZ_INT);
-  *(m_uint*)(a.child->reg+VAL-SZ_INT) = *(m_uint*)(reg+SZ_INT);
-  *(m_uint*)(a.child->reg+VAL-SZ_INT*2) = *(m_uint*)(reg-SZ_INT*2);
-  a.child->reg += VAL;
+  for(m_uint i = 0; i < VAL; i+= SZ_INT)
+    *(m_uint*)(a.child->reg + i) = *(m_uint*)(reg - VAL + i);
+  *(m_uint*)(a.child->reg + VAL) = *(m_uint*)(reg - SZ_INT*2);
+  *(m_uint*)(a.child->reg + VAL + SZ_INT) = *(m_uint*)(reg + VAL - SZ_INT*2);
+  a.child->reg += VAL + SZ_INT*2;
   DISPATCH()
 sporkexp:
 //  LOOP_OPTIM
-- 
2.43.0