FFI: Implement POSIX/x64 struct-by-value calling conventions.

2011-01-29 13:04:16 +01:00
parent 6fee0002b9
commit 6fd721ce72
2 changed files with 127 additions and 9 deletions
--- a/src/lj_ccall.h
+++ b/src/lj_ccall.h
@@ -86,6 +86,7 @@ typedef struct CCallState {
  uint8_t nsp;			/* Number of stack slots. */
  uint8_t retref;		/* Return value by reference. */
 #if LJ_TARGET_X64
+  uint8_t ngpr;			/* Number of arguments in GPRs. */
  uint8_t nfpr;			/* Number of arguments in FPRs. */
 #elif LJ_TARGET_X86
  uint8_t resx87;		/* Result on x87 stack: 1:float, 2:double. */