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FFI: Fix alignment of C call structure.

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This commit is contained in:
Mike Pall 2012-08-02 15:13:28 +02:00
parent 4b0af611d0
commit 77183e75f2
1 changed files with 5 additions and 1 deletions
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6
src/lj_ccall.h
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@ -36,6 +36,7 @@
#endif #endif
#define CCALL_SPS_FREE 1 #define CCALL_SPS_FREE 1
#define CCALL_ALIGN_CALLSTATE 16
typedef LJ_ALIGN(16) union FPRArg { typedef LJ_ALIGN(16) union FPRArg {
double d[2]; double d[2];
@ -117,6 +118,9 @@ typedef union FPRArg {
#ifndef CCALL_ALIGN_STACKARG #ifndef CCALL_ALIGN_STACKARG
#define CCALL_ALIGN_STACKARG 1 #define CCALL_ALIGN_STACKARG 1
#endif #endif
#ifndef CCALL_ALIGN_CALLSTATE
#define CCALL_ALIGN_CALLSTATE 8
#endif
#define CCALL_NUM_GPR \ #define CCALL_NUM_GPR \
(CCALL_NARG_GPR > CCALL_NRET_GPR ? CCALL_NARG_GPR : CCALL_NRET_GPR) (CCALL_NARG_GPR > CCALL_NRET_GPR ? CCALL_NARG_GPR : CCALL_NRET_GPR)
@ -131,7 +135,7 @@ LJ_STATIC_ASSERT(CCALL_NUM_FPR <= CCALL_MAX_FPR);
/* -- C call state -------------------------------------------------------- */ /* -- C call state -------------------------------------------------------- */
typedef LJ_ALIGN(8) struct CCallState { typedef LJ_ALIGN(CCALL_ALIGN_CALLSTATE) struct CCallState {
void (*func)(void); /* Pointer to called function. */ void (*func)(void); /* Pointer to called function. */
uint32_t spadj; /* Stack pointer adjustment. */ uint32_t spadj; /* Stack pointer adjustment. */
uint8_t nsp; /* Number of stack slots. */ uint8_t nsp; /* Number of stack slots. */