vm ptr passed to primitives on X86.32 (other cpus still use singleton vm ptr)

basis/cpu/x86/32/bootstrap.factor

@@ -27,6 +27,8 @@ IN: bootstrap.x86
     temp0 0 [] MOV rc-absolute-cell rt-stack-chain jit-rel
     ! save stack pointer
     temp0 [] stack-reg MOV
+    ! pass vm ptr to primitive
+    EAX 0 MOV rc-absolute-cell rt-vm jit-rel
     ! call the primitive
     0 JMP rc-relative rt-primitive jit-rel
 ] jit-primitive jit-define

vm/cpu-x86.32.hpp

@@ -7,5 +7,4 @@ register cell ds asm("esi");
 register cell rs asm("edi");
 
 #define VM_ASM_API VM_C_API __attribute__ ((regparm (2)))
-
 }

vm/master.hpp

@@ -35,8 +35,8 @@
 
 /* Factor headers */
 #include "layouts.hpp"
-#include "primitives.hpp"
 #include "platform.hpp"
+#include "primitives.hpp"
 #include "stacks.hpp"
 #include "segments.hpp"
 #include "contexts.hpp"

vm/primitives.hpp

@@ -1,9 +1,15 @@
 namespace factor
 {
 
-extern "C" typedef void (*primitive_type)();
-extern const primitive_type primitives[];
-
-#define PRIMITIVE(name) extern "C" void primitive_##name()
+#if defined(FACTOR_X86)
+  extern "C" __attribute__ ((regparm (1))) typedef void (*primitive_type)(void *myvm);
+  #define PRIMITIVE(name) extern "C" __attribute__ ((regparm (1)))  void primitive_##name(void *myvm)
+  #define PRIMITIVE_GETVM() ((factorvm*)myvm)
+#else
+  extern "C" typedef void (*primitive_type)(void *myvm);
+  #define PRIMITIVE(name) extern "C" void primitive_##name(void *myvm)
   #define PRIMITIVE_GETVM() vm
+#endif
+
+extern const primitive_type primitives[];
 }