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ARM64: Add FFI support.

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This commit is contained in:
Mike Pall
2015-01-07 21:06:40 +01:00
parent ce1a5ee535
commit 33f0c24f06
7 changed files with 412 additions and 20 deletions
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17
src/lj_ccall.h
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@@ -68,6 +68,21 @@ typedef union FPRArg {
float f[2];
} FPRArg;
#elif LJ_TARGET_ARM64
#define CCALL_NARG_GPR 8
#define CCALL_NRET_GPR 2
#define CCALL_NARG_FPR 8
#define CCALL_NRET_FPR 4
#define CCALL_SPS_FREE 0
typedef intptr_t GPRArg;
typedef union FPRArg {
double d;
float f;
uint32_t u32;
} FPRArg;
#elif LJ_TARGET_PPC
#define CCALL_NARG_GPR 8
@@ -135,6 +150,8 @@ typedef LJ_ALIGN(CCALL_ALIGN_CALLSTATE) struct CCallState {
uint8_t nfpr; /* Number of arguments in FPRs. */
#elif LJ_TARGET_X86
uint8_t resx87; /* Result on x87 stack: 1:float, 2:double. */
#elif LJ_TARGET_ARM64
void *retp; /* Aggregate return pointer in x8. */
#elif LJ_TARGET_PPC
uint8_t nfpr; /* Number of arguments in FPRs. */
#endif