| /* Various definitons used the the ARM uClibc assembly code. */ |
| #ifndef _ARM_ASM_H |
| #define _ARM_ASM_H |
| |
| #ifdef __thumb2__ |
| .thumb |
| .syntax unified |
| #define IT(t, cond) i##t cond |
| #else |
| /* XXX: This can be removed if/when we require an assembler that supports |
| unified assembly syntax. */ |
| #define IT(t, cond) |
| /* Code to return from a thumb function stub. */ |
| #ifdef __ARM_ARCH_4T__ |
| #define POP_RET pop {r2, pc} |
| #else |
| #define POP_RET pop {r2, r3}; bx r3 |
| #endif |
| #endif |
| |
| #if defined(__ARM_ARCH_6M__) |
| /* Force arm mode to flush out errors on M profile cores. */ |
| #undef IT |
| #define THUMB1_ONLY 1 |
| #endif |
| |
| #if defined(__USE_BX__) |
| # if ( defined (__ARM_ARCH_2__) || defined (__ARM_ARCH_3__) \ |
| || defined (__ARM_ARCH_3M__) || defined (__ARM_ARCH_4__) \ |
| ) |
| # error Use of BX was requested, but is not available on the target processor. |
| # endif /* ARCH level */ |
| #endif /* __USE_BX__ */ |
| |
| #endif /* _ARM_ASM_H */ |
