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target-i386: use gen_update_cc_op() 

This patch simplifies target-i386/translate.c a bit by replacing some
code with gen_update_cc_op()

Signed-off-by: Jun Koi <junkoi2004@gmail.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Jun Koi 2010-07-25 12:30:03 +09:00 committed by Aurelien Jarno
parent d092c108ff
commit 728d803baa
1 changed files with 8 additions and 32 deletions
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40
target-i386/translate.c
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@ -2310,10 +2310,7 @@ static inline void gen_jcc(DisasContext *s, int b,
int l1, l2, cc_op;
cc_op = s->cc_op;
if (s->cc_op != CC_OP_DYNAMIC) {
gen_op_set_cc_op(s->cc_op);
s->cc_op = CC_OP_DYNAMIC;
}
gen_update_cc_op(s);
if (s->jmp_opt) {
l1 = gen_new_label();
gen_jcc1(s, cc_op, b, l1);
@ -2724,10 +2721,7 @@ static void gen_eob(DisasContext *s)
static void gen_jmp_tb(DisasContext *s, target_ulong eip, int tb_num)
{
if (s->jmp_opt) {
if (s->cc_op != CC_OP_DYNAMIC) {
gen_op_set_cc_op(s->cc_op);
s->cc_op = CC_OP_DYNAMIC;
}
gen_update_cc_op(s);
gen_goto_tb(s, tb_num, eip);
s->is_jmp = DISAS_TB_JUMP;
} else {
@ -6901,10 +6895,7 @@ static target_ulong disas_insn(DisasContext *s, target_ulong pc_start)
if (!s->pe) {
gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
} else {
if (s->cc_op != CC_OP_DYNAMIC) {
gen_op_set_cc_op(s->cc_op);
s->cc_op = CC_OP_DYNAMIC;
}
gen_update_cc_op(s);
gen_jmp_im(pc_start - s->cs_base);
gen_helper_sysenter();
gen_eob(s);
@ -6917,10 +6908,7 @@ static target_ulong disas_insn(DisasContext *s, target_ulong pc_start)
if (!s->pe) {
gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
} else {
if (s->cc_op != CC_OP_DYNAMIC) {
gen_op_set_cc_op(s->cc_op);
s->cc_op = CC_OP_DYNAMIC;
}
gen_update_cc_op(s);
gen_jmp_im(pc_start - s->cs_base);
gen_helper_sysexit(tcg_const_i32(dflag));
gen_eob(s);
@ -6929,10 +6917,7 @@ static target_ulong disas_insn(DisasContext *s, target_ulong pc_start)
#ifdef TARGET_X86_64
case 0x105: /* syscall */
/* XXX: is it usable in real mode ? */
if (s->cc_op != CC_OP_DYNAMIC) {
gen_op_set_cc_op(s->cc_op);
s->cc_op = CC_OP_DYNAMIC;
}
gen_update_cc_op(s);
gen_jmp_im(pc_start - s->cs_base);
gen_helper_syscall(tcg_const_i32(s->pc - pc_start));
gen_eob(s);
@ -6941,10 +6926,7 @@ static target_ulong disas_insn(DisasContext *s, target_ulong pc_start)
if (!s->pe) {
gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
} else {
if (s->cc_op != CC_OP_DYNAMIC) {
gen_op_set_cc_op(s->cc_op);
s->cc_op = CC_OP_DYNAMIC;
}
gen_update_cc_op(s);
gen_jmp_im(pc_start - s->cs_base);
gen_helper_sysret(tcg_const_i32(s->dflag));
/* condition codes are modified only in long mode */
@ -7085,10 +7067,7 @@ static target_ulong disas_insn(DisasContext *s, target_ulong pc_start)
if (!(s->cpuid_ext_features & CPUID_EXT_MONITOR) ||
s->cpl != 0)
goto illegal_op;
if (s->cc_op != CC_OP_DYNAMIC) {
gen_op_set_cc_op(s->cc_op);
s->cc_op = CC_OP_DYNAMIC;
}
gen_update_cc_op(s);
gen_jmp_im(pc_start - s->cs_base);
gen_helper_mwait(tcg_const_i32(s->pc - pc_start));
gen_eob(s);
@ -7613,10 +7592,7 @@ static target_ulong disas_insn(DisasContext *s, target_ulong pc_start)
gen_svm_check_intercept(s, pc_start, SVM_EXIT_RSM);
if (!(s->flags & HF_SMM_MASK))
goto illegal_op;
if (s->cc_op != CC_OP_DYNAMIC) {
gen_op_set_cc_op(s->cc_op);
s->cc_op = CC_OP_DYNAMIC;
}
gen_update_cc_op(s);
gen_jmp_im(s->pc - s->cs_base);
gen_helper_rsm();
gen_eob(s);