diff options
Diffstat (limited to 'target-tilegx/helper.c')
-rw-r--r-- | target-tilegx/helper.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/target-tilegx/helper.c b/target-tilegx/helper.c index 36b287f84a..dda821f5cb 100644 --- a/target-tilegx/helper.c +++ b/target-tilegx/helper.c @@ -22,6 +22,7 @@ #include "qemu-common.h" #include "exec/helper-proto.h" #include <zlib.h> /* For crc32 */ +#include "syscall_defs.h" void helper_exception(CPUTLGState *env, uint32_t excp) { @@ -31,6 +32,27 @@ void helper_exception(CPUTLGState *env, uint32_t excp) cpu_loop_exit(cs); } +void helper_ext01_ics(CPUTLGState *env) +{ + uint64_t val = env->spregs[TILEGX_SPR_EX_CONTEXT_0_1]; + + switch (val) { + case 0: + case 1: + env->spregs[TILEGX_SPR_CRITICAL_SEC] = val; + break; + default: +#if defined(CONFIG_USER_ONLY) + env->signo = TARGET_SIGILL; + env->sigcode = TARGET_ILL_ILLOPC; + helper_exception(env, TILEGX_EXCP_SIGNAL); +#else + helper_exception(env, TILEGX_EXCP_OPCODE_UNIMPLEMENTED); +#endif + break; + } +} + uint64_t helper_cntlz(uint64_t arg) { return clz64(arg); |