| 修訂 | 72560016e7c91d3281a6749fd530b92f98e3e980 (tree) |
|---|---|
| 時間 | 2020-05-27 20:10:40 |
| 作者 | Yoshinori Sato <ysato@user...> |
| Commiter | Yoshinori Sato |
Add RX.
examples/standalone/stubs.c (diff)| @@ -287,10 +287,25 @@ static void **jt; | ||
| 287 | 287 | #else |
| 288 | 288 | #error Unsupported Xtensa ABI |
| 289 | 289 | #endif |
| 290 | -#else | |
| 291 | 290 | /*" addi $sp, $sp, -24\n" \ |
| 292 | 291 | " br $r16\n" \*/ |
| 293 | 292 | |
| 293 | +#elif defined(CONFIG_RX) | |
| 294 | +/* | |
| 295 | + * r15 holds the pointer to the global_data. r1 is a call clobbered. | |
| 296 | + */ | |
| 297 | +#define EXPORT_FUNC(f, a, x, ...) \ | |
| 298 | + asm volatile ( \ | |
| 299 | + " .align 2\n" \ | |
| 300 | + " .globl " #x "\n" \ | |
| 301 | + #x ":\n" \ | |
| 302 | + " add %0, r15, r1\n" \ | |
| 303 | + " mov.l [r1], r1\n" \ | |
| 304 | + " add %1, r1\n" \ | |
| 305 | + " mov.l [r2], r1\n" \ | |
| 306 | + " jmp r1\n" \ | |
| 307 | + : : "i"(offsetof(gd_t, jt)), "i"(FO(x)) : "r1"); | |
| 308 | +#else | |
| 294 | 309 | #error stubs definition missing for this architecture |
| 295 | 310 | #endif |
| 296 | 311 |
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