diff options
Diffstat (limited to 'target-i386/op_helper.c')
| -rw-r--r-- | target-i386/op_helper.c | 404 |
1 files changed, 0 insertions, 404 deletions
diff --git a/target-i386/op_helper.c b/target-i386/op_helper.c index a65b6a22d1..44b5467280 100644 --- a/target-i386/op_helper.c +++ b/target-i386/op_helper.c @@ -41,80 +41,6 @@ # define LOG_PCALL_STATE(env) do { } while (0) #endif -/* n must be a constant to be efficient */ -static inline target_long lshift(target_long x, int n) -{ - if (n >= 0) { - return x << n; - } else { - return x >> (-n); - } -} - -static inline uint32_t cpu_compute_eflags(CPUX86State *env) -{ - return env->eflags | cpu_cc_compute_all(env, CC_OP) | (DF & DF_MASK); -} - -/* NOTE: CC_OP must be modified manually to CC_OP_EFLAGS */ -static inline void cpu_load_eflags(CPUX86State *env, int eflags, - int update_mask) -{ - CC_SRC = eflags & (CC_O | CC_S | CC_Z | CC_A | CC_P | CC_C); - DF = 1 - (2 * ((eflags >> 10) & 1)); - env->eflags = (env->eflags & ~update_mask) | - (eflags & update_mask) | 0x2; -} - -/* load efer and update the corresponding hflags. XXX: do consistency - checks with cpuid bits? */ -static inline void cpu_load_efer(CPUX86State *env, uint64_t val) -{ - env->efer = val; - env->hflags &= ~(HF_LMA_MASK | HF_SVME_MASK); - if (env->efer & MSR_EFER_LMA) { - env->hflags |= HF_LMA_MASK; - } - if (env->efer & MSR_EFER_SVME) { - env->hflags |= HF_SVME_MASK; - } -} - -static const uint8_t parity_table[256] = { - CC_P, 0, 0, CC_P, 0, CC_P, CC_P, 0, - 0, CC_P, CC_P, 0, CC_P, 0, 0, CC_P, - 0, CC_P, CC_P, 0, CC_P, 0, 0, CC_P, - CC_P, 0, 0, CC_P, 0, CC_P, CC_P, 0, - 0, CC_P, CC_P, 0, CC_P, 0, 0, CC_P, - CC_P, 0, 0, CC_P, 0, CC_P, CC_P, 0, - CC_P, 0, 0, CC_P, 0, CC_P, CC_P, 0, - 0, CC_P, CC_P, 0, CC_P, 0, 0, CC_P, - 0, CC_P, CC_P, 0, CC_P, 0, 0, CC_P, - CC_P, 0, 0, CC_P, 0, CC_P, CC_P, 0, - CC_P, 0, 0, CC_P, 0, CC_P, CC_P, 0, - 0, CC_P, CC_P, 0, CC_P, 0, 0, CC_P, - CC_P, 0, 0, CC_P, 0, CC_P, CC_P, 0, - 0, CC_P, CC_P, 0, CC_P, 0, 0, CC_P, - 0, CC_P, CC_P, 0, CC_P, 0, 0, CC_P, - CC_P, 0, 0, CC_P, 0, CC_P, CC_P, 0, - 0, CC_P, CC_P, 0, CC_P, 0, 0, CC_P, - CC_P, 0, 0, CC_P, 0, CC_P, CC_P, 0, - CC_P, 0, 0, CC_P, 0, CC_P, CC_P, 0, - 0, CC_P, CC_P, 0, CC_P, 0, 0, CC_P, - CC_P, 0, 0, CC_P, 0, CC_P, CC_P, 0, - 0, CC_P, CC_P, 0, CC_P, 0, 0, CC_P, - 0, CC_P, CC_P, 0, CC_P, 0, 0, CC_P, - CC_P, 0, 0, CC_P, 0, CC_P, CC_P, 0, - CC_P, 0, 0, CC_P, 0, CC_P, CC_P, 0, - 0, CC_P, CC_P, 0, CC_P, 0, 0, CC_P, - 0, CC_P, CC_P, 0, CC_P, 0, 0, CC_P, - CC_P, 0, 0, CC_P, 0, CC_P, CC_P, 0, - 0, CC_P, CC_P, 0, CC_P, 0, 0, CC_P, - CC_P, 0, 0, CC_P, 0, CC_P, CC_P, 0, - CC_P, 0, 0, CC_P, 0, CC_P, CC_P, 0, - 0, CC_P, CC_P, 0, CC_P, 0, 0, CC_P, -}; - /* modulo 17 table */ static const uint8_t rclw_table[32] = { 0, 1, 2, 3, 4, 5, 6, 7, @@ -145,21 +71,6 @@ void helper_unlock(void) spin_unlock(&global_cpu_lock); } -void helper_write_eflags(target_ulong t0, uint32_t update_mask) -{ - cpu_load_eflags(env, t0, update_mask); -} - -target_ulong helper_read_eflags(void) -{ - uint32_t eflags; - - eflags = helper_cc_compute_all(CC_OP); - eflags |= (DF & DF_MASK); - eflags |= env->eflags & ~(VM_MASK | RF_MASK); - return eflags; -} - /* return non zero if error */ static inline int load_segment(uint32_t *e1_ptr, uint32_t *e2_ptr, int selector) @@ -3181,12 +3092,6 @@ void helper_lmsw(target_ulong t0) helper_write_crN(0, t0); } -void helper_clts(void) -{ - env->cr[0] &= ~CR0_TS_MASK; - env->hflags &= ~HF_TS_MASK; -} - void helper_invlpg(target_ulong addr) { helper_svm_check_intercept_param(SVM_EXIT_INVLPG, 0); @@ -3912,47 +3817,6 @@ void helper_debug(void) cpu_loop_exit(env); } -void helper_reset_rf(void) -{ - env->eflags &= ~RF_MASK; -} - -void helper_cli(void) -{ - env->eflags &= ~IF_MASK; -} - -void helper_sti(void) -{ - env->eflags |= IF_MASK; -} - -#if 0 -/* vm86plus instructions */ -void helper_cli_vm(void) -{ - env->eflags &= ~VIF_MASK; -} - -void helper_sti_vm(void) -{ - env->eflags |= VIF_MASK; - if (env->eflags & VIP_MASK) { - raise_exception(env, EXCP0D_GPF); - } -} -#endif - -void helper_set_inhibit_irq(void) -{ - env->hflags |= HF_INHIBIT_IRQ_MASK; -} - -void helper_reset_inhibit_irq(void) -{ - env->hflags &= ~HF_INHIBIT_IRQ_MASK; -} - void helper_boundw(target_ulong a0, int v) { int low, high; @@ -4721,26 +4585,6 @@ void cpu_vmexit(CPUX86State *nenv, uint32_t exit_code, uint64_t exit_info_1) #endif #define SHIFT 0 -#include "cc_helper_template.h" -#undef SHIFT - -#define SHIFT 1 -#include "cc_helper_template.h" -#undef SHIFT - -#define SHIFT 2 -#include "cc_helper_template.h" -#undef SHIFT - -#ifdef TARGET_X86_64 - -#define SHIFT 3 -#include "cc_helper_template.h" -#undef SHIFT - -#endif - -#define SHIFT 0 #include "shift_helper_template.h" #undef SHIFT @@ -4798,251 +4642,3 @@ target_ulong helper_bsr(target_ulong t0) { return helper_lzcnt(t0, 0); } - -static int compute_all_eflags(void) -{ - return CC_SRC; -} - -static int compute_c_eflags(void) -{ - return CC_SRC & CC_C; -} - -uint32_t helper_cc_compute_all(int op) -{ - switch (op) { - default: /* should never happen */ - return 0; - - case CC_OP_EFLAGS: - return compute_all_eflags(); - - case CC_OP_MULB: - return compute_all_mulb(); - case CC_OP_MULW: - return compute_all_mulw(); - case CC_OP_MULL: - return compute_all_mull(); - - case CC_OP_ADDB: - return compute_all_addb(); - case CC_OP_ADDW: - return compute_all_addw(); - case CC_OP_ADDL: - return compute_all_addl(); - - case CC_OP_ADCB: - return compute_all_adcb(); - case CC_OP_ADCW: - return compute_all_adcw(); - case CC_OP_ADCL: - return compute_all_adcl(); - - case CC_OP_SUBB: - return compute_all_subb(); - case CC_OP_SUBW: - return compute_all_subw(); - case CC_OP_SUBL: - return compute_all_subl(); - - case CC_OP_SBBB: - return compute_all_sbbb(); - case CC_OP_SBBW: - return compute_all_sbbw(); - case CC_OP_SBBL: - return compute_all_sbbl(); - - case CC_OP_LOGICB: - return compute_all_logicb(); - case CC_OP_LOGICW: - return compute_all_logicw(); - case CC_OP_LOGICL: - return compute_all_logicl(); - - case CC_OP_INCB: - return compute_all_incb(); - case CC_OP_INCW: - return compute_all_incw(); - case CC_OP_INCL: - return compute_all_incl(); - - case CC_OP_DECB: - return compute_all_decb(); - case CC_OP_DECW: - return compute_all_decw(); - case CC_OP_DECL: - return compute_all_decl(); - - case CC_OP_SHLB: - return compute_all_shlb(); - case CC_OP_SHLW: - return compute_all_shlw(); - case CC_OP_SHLL: - return compute_all_shll(); - - case CC_OP_SARB: - return compute_all_sarb(); - case CC_OP_SARW: - return compute_all_sarw(); - case CC_OP_SARL: - return compute_all_sarl(); - -#ifdef TARGET_X86_64 - case CC_OP_MULQ: - return compute_all_mulq(); - - case CC_OP_ADDQ: - return compute_all_addq(); - - case CC_OP_ADCQ: - return compute_all_adcq(); - - case CC_OP_SUBQ: - return compute_all_subq(); - - case CC_OP_SBBQ: - return compute_all_sbbq(); - - case CC_OP_LOGICQ: - return compute_all_logicq(); - - case CC_OP_INCQ: - return compute_all_incq(); - - case CC_OP_DECQ: - return compute_all_decq(); - - case CC_OP_SHLQ: - return compute_all_shlq(); - - case CC_OP_SARQ: - return compute_all_sarq(); -#endif - } -} - -uint32_t cpu_cc_compute_all(CPUX86State *env1, int op) -{ - CPUX86State *saved_env; - uint32_t ret; - - saved_env = env; - env = env1; - ret = helper_cc_compute_all(op); - env = saved_env; - return ret; -} - -uint32_t helper_cc_compute_c(int op) -{ - switch (op) { - default: /* should never happen */ - return 0; - - case CC_OP_EFLAGS: - return compute_c_eflags(); - - case CC_OP_MULB: - return compute_c_mull(); - case CC_OP_MULW: - return compute_c_mull(); - case CC_OP_MULL: - return compute_c_mull(); - - case CC_OP_ADDB: - return compute_c_addb(); - case CC_OP_ADDW: - return compute_c_addw(); - case CC_OP_ADDL: - return compute_c_addl(); - - case CC_OP_ADCB: - return compute_c_adcb(); - case CC_OP_ADCW: - return compute_c_adcw(); - case CC_OP_ADCL: - return compute_c_adcl(); - - case CC_OP_SUBB: - return compute_c_subb(); - case CC_OP_SUBW: - return compute_c_subw(); - case CC_OP_SUBL: - return compute_c_subl(); - - case CC_OP_SBBB: - return compute_c_sbbb(); - case CC_OP_SBBW: - return compute_c_sbbw(); - case CC_OP_SBBL: - return compute_c_sbbl(); - - case CC_OP_LOGICB: - return compute_c_logicb(); - case CC_OP_LOGICW: - return compute_c_logicw(); - case CC_OP_LOGICL: - return compute_c_logicl(); - - case CC_OP_INCB: - return compute_c_incl(); - case CC_OP_INCW: - return compute_c_incl(); - case CC_OP_INCL: - return compute_c_incl(); - - case CC_OP_DECB: - return compute_c_incl(); - case CC_OP_DECW: - return compute_c_incl(); - case CC_OP_DECL: - return compute_c_incl(); - - case CC_OP_SHLB: - return compute_c_shlb(); - case CC_OP_SHLW: - return compute_c_shlw(); - case CC_OP_SHLL: - return compute_c_shll(); - - case CC_OP_SARB: - return compute_c_sarl(); - case CC_OP_SARW: - return compute_c_sarl(); - case CC_OP_SARL: - return compute_c_sarl(); - -#ifdef TARGET_X86_64 - case CC_OP_MULQ: - return compute_c_mull(); - - case CC_OP_ADDQ: - return compute_c_addq(); - - case CC_OP_ADCQ: - return compute_c_adcq(); - - case CC_OP_SUBQ: - return compute_c_subq(); - - case CC_OP_SBBQ: - return compute_c_sbbq(); - - case CC_OP_LOGICQ: - return compute_c_logicq(); - - case CC_OP_INCQ: - return compute_c_incl(); - - case CC_OP_DECQ: - return compute_c_incl(); - - case CC_OP_SHLQ: - return compute_c_shlq(); - - case CC_OP_SARQ: - return compute_c_sarl(); -#endif - } -} |