diff options
Diffstat (limited to 'target/arm/tcg/helper-a64.c')
| -rw-r--r-- | target/arm/tcg/helper-a64.c | 31 |
1 files changed, 18 insertions, 13 deletions
diff --git a/target/arm/tcg/helper-a64.c b/target/arm/tcg/helper-a64.c index 9244848..71c6c44 100644 --- a/target/arm/tcg/helper-a64.c +++ b/target/arm/tcg/helper-a64.c @@ -29,8 +29,11 @@ #include "internals.h" #include "qemu/crc32c.h" #include "exec/cpu-common.h" -#include "exec/exec-all.h" -#include "exec/cpu_ldst.h" +#include "accel/tcg/cpu-ldst.h" +#include "accel/tcg/helper-retaddr.h" +#include "accel/tcg/probe.h" +#include "exec/target_page.h" +#include "exec/tlb-flags.h" #include "qemu/int128.h" #include "qemu/atomic128.h" #include "fpu/softfloat.h" @@ -399,6 +402,8 @@ AH_MINMAX_HELPER(vfp_ah_mind, float64, float64, min) AH_MINMAX_HELPER(vfp_ah_maxh, dh_ctype_f16, float16, max) AH_MINMAX_HELPER(vfp_ah_maxs, float32, float32, max) AH_MINMAX_HELPER(vfp_ah_maxd, float64, float64, max) +AH_MINMAX_HELPER(sme2_ah_fmax_b16, bfloat16, bfloat16, max) +AH_MINMAX_HELPER(sme2_ah_fmin_b16, bfloat16, bfloat16, min) /* 64-bit versions of the CRC helpers. Note that although the operation * (and the prototypes of crc32c() and crc32() mean that only the bottom @@ -653,15 +658,6 @@ void HELPER(exception_return)(CPUARMState *env, uint64_t new_pc) spsr &= ~PSTATE_SS; } - /* - * FEAT_RME forbids return from EL3 with an invalid security state. - * We don't need an explicit check for FEAT_RME here because we enforce - * in scr_write() that you can't set the NSE bit without it. - */ - if (cur_el == 3 && (env->cp15.scr_el3 & (SCR_NS | SCR_NSE)) == SCR_NSE) { - goto illegal_return; - } - new_el = el_from_spsr(spsr); if (new_el == -1) { goto illegal_return; @@ -673,6 +669,17 @@ void HELPER(exception_return)(CPUARMState *env, uint64_t new_pc) goto illegal_return; } + /* + * FEAT_RME forbids return from EL3 to a lower exception level + * with an invalid security state. + * We don't need an explicit check for FEAT_RME here because we enforce + * in scr_write() that you can't set the NSE bit without it. + */ + if (cur_el == 3 && new_el < 3 && + (env->cp15.scr_el3 & (SCR_NS | SCR_NSE)) == SCR_NSE) { + goto illegal_return; + } + if (new_el != 0 && arm_el_is_aa64(env, new_el) != return_to_aa64) { /* Return to an EL which is configured for a different register width */ goto illegal_return; @@ -1147,7 +1154,6 @@ static void do_setp(CPUARMState *env, uint32_t syndrome, uint32_t mtedesc, env->ZF = 1; /* our env->ZF encoding is inverted */ env->CF = 0; env->VF = 0; - return; } void HELPER(setp)(CPUARMState *env, uint32_t syndrome, uint32_t mtedesc) @@ -1547,7 +1553,6 @@ static void do_cpyp(CPUARMState *env, uint32_t syndrome, uint32_t wdesc, env->ZF = 1; /* our env->ZF encoding is inverted */ env->CF = 0; env->VF = 0; - return; } void HELPER(cpyp)(CPUARMState *env, uint32_t syndrome, uint32_t wdesc, |