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ARM: Add partial support for FFI.

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This commit is contained in:
Mike Pall
2011-04-16 23:28:51 +02:00
parent fc40214279
commit d636a3decd
4 changed files with 87 additions and 4 deletions
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12
src/lj_ccall.h
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@@ -47,6 +47,16 @@ typedef LJ_ALIGN(16) union FPRArg {
typedef intptr_t GPRArg;
#elif LJ_TARGET_ARM
#define CCALL_NARG_GPR 4
#define CCALL_NARG_FPR 0
#define CCALL_NRET_GPR 2 /* For softfp double. */
#define CCALL_NRET_FPR 0
#define CCALL_SPS_FREE 0 /* NYI */
typedef intptr_t GPRArg;
#elif LJ_TARGET_PPCSPE
#define CCALL_NARG_GPR 8
@@ -91,10 +101,10 @@ typedef struct CCallState {
#elif LJ_TARGET_X86
uint8_t resx87; /* Result on x87 stack: 1:float, 2:double. */
#endif
GPRArg gpr[CCALL_NUM_GPR]; /* Arguments/results in GPRs. */
#if CCALL_NUM_FPR
FPRArg fpr[CCALL_NUM_FPR]; /* Arguments/results in FPRs. */
#endif
GPRArg gpr[CCALL_NUM_GPR]; /* Arguments/results in GPRs. */
GPRArg stack[CCALL_MAXSTACK]; /* Stack slots. */
} CCallState;