2  * ARM v8.3-PAuth Operations
23 #include "cpu-features.h"
24 #include "exec/exec-all.h"
26 #include "exec/helper-proto.h"
27 #include "tcg/tcg-gvec-desc.h"
46     o |= extract64(i, 12, 4) << 36;  in pac_cell_shuffle()
51     o |= extract64(i, 36, 4) << 52;  in pac_cell_shuffle()
65     o |= extract64(i, 36, 4) << 12;  in pac_cell_inv_shuffle()
73     o |= extract64(i, 52, 4) << 36;  in pac_cell_inv_shuffle()
132     /* 4-bit rotate left by n.  */  in rot_cell()
134     return extract32(cell, 4 - n, 4);  in rot_cell()
183     o |= extract64(i, 52, 4) << 36;  in tweak_shuffle()
190     o |= tweak_cell_rot(extract64(i, 36, 4)) << 60;  in tweak_shuffle()
215     o |= tweak_cell_inv_rot(extract64(i, 60, 4)) << 36;  in tweak_inv_shuffle()
220     o |= extract64(i, 36, 4) << 52;  in tweak_inv_shuffle()
241      * and key1 contains bits <63:0> of the 128-bit key.  in pauth_computepac_architected()
300         workingval ^= RC[iterations - i];  in pauth_computepac_architected()
345     top_bit = 64 - 8 * param.tbi;  in pauth_addpac()
346     bot_bit = 64 - param.tsz;  in pauth_addpac()
347     ext_ptr = deposit64(ptr, bot_bit, top_bit - bot_bit, ext);  in pauth_addpac()
355     test = sextract64(ptr, bot_bit, top_bit - bot_bit);  in pauth_addpac()
356     if (test != 0 && test != -1) {  in pauth_addpac()
364              * version, hence "- 2" here.  in pauth_addpac()
366             pac ^= MAKE_64BIT_MASK(top_bit - 2, 1);  in pauth_addpac()
371      * Preserve the determination between upper and lower at bit 55,  in pauth_addpac()
378         ptr &= ~MAKE_64BIT_MASK(bot_bit, 55 - bot_bit + 1);  in pauth_addpac()
379         pac &= MAKE_64BIT_MASK(bot_bit, 54 - bot_bit + 1);  in pauth_addpac()
392     /* Note that bit 55 is used whether or not the regime has 2 ranges. */  in pauth_original_ptr()
421     bot_bit = 64 - param.tsz;  in pauth_auth()
422     top_bit = 64 - 8 * param.tbi;  in pauth_auth()
424     cmp_mask = MAKE_64BIT_MASK(bot_bit, top_bit - bot_bit);  in pauth_auth()
473         /* FIXME: ARMv8.3-NV: HCR_NV trap takes precedence for ERETA[AB].  */  in pauth_check_trap()
479         if (!(env->cp15.scr_el3 & SCR_API)) {  in pauth_check_trap()
485 static bool pauth_key_enabled(CPUARMState *env, int el, uint32_t bit)  in pauth_key_enabled()  argument
487     return (arm_sctlr(env, el) & bit) != 0;  in pauth_key_enabled()
497     return pauth_addpac(env, x, y, &env->keys.apia, false);  in HELPER()
507     return pauth_addpac(env, x, y, &env->keys.apib, false);  in HELPER()
517     return pauth_addpac(env, x, y, &env->keys.apda, true);  in HELPER()
527     return pauth_addpac(env, x, y, &env->keys.apdb, true);  in HELPER()
535     pac = pauth_computepac(env, x, y, env->keys.apga);  in HELPER()
548     return pauth_auth(env, x, y, &env->keys.apia, false, 0, ra, is_combined);  in pauth_autia()
569     return pauth_auth(env, x, y, &env->keys.apib, false, 1, ra, is_combined);  in pauth_autib()
590     return pauth_auth(env, x, y, &env->keys.apda, true, 0, ra, is_combined);  in pauth_autda()
611     return pauth_auth(env, x, y, &env->keys.apdb, true, 1, ra, is_combined);  in pauth_autdb()