@@ -1332,10 +1332,10 @@ static void gen_helper_fp_arith_STN_ST0(int op, int opreg)
}
}
-static void gen_exception(DisasContext *s, int trapno, target_ulong cur_eip)
+static void gen_exception(DisasContext *s, int trapno)
{
gen_update_cc_op(s);
- gen_jmp_im(s, cur_eip);
+ gen_jmp_im(s, s->base.pc_next - s->cs_base);
gen_helper_raise_exception(cpu_env, tcg_const_i32(trapno));
s->base.is_jmp = DISAS_NORETURN;
}
@@ -1344,13 +1344,13 @@ static void gen_exception(DisasContext *s, int trapno, target_ulong cur_eip)
the instruction is known, but it isn't allowed in the current cpu mode. */
static void gen_illegal_opcode(DisasContext *s)
{
- gen_exception(s, EXCP06_ILLOP, s->base.pc_next - s->cs_base);
+ gen_exception(s, EXCP06_ILLOP);
}
/* Generate #GP for the current instruction. */
static void gen_exception_gpf(DisasContext *s)
{
- gen_exception(s, EXCP0D_GPF, s->base.pc_next - s->cs_base);
+ gen_exception(s, EXCP0D_GPF);
}
/* Check for cpl == 0; if not, raise #GP and return false. */
@@ -3148,7 +3148,7 @@ static void gen_sse(CPUX86State *env, DisasContext *s, int b)
}
/* simple MMX/SSE operation */
if (s->flags & HF_TS_MASK) {
- gen_exception(s, EXCP07_PREX, s->base.pc_next - s->cs_base);
+ gen_exception(s, EXCP07_PREX);
return;
}
if (s->flags & HF_EM_MASK) {
@@ -5929,7 +5929,7 @@ static bool disas_insn(DisasContext *s, CPUState *cpu)
if (s->flags & (HF_EM_MASK | HF_TS_MASK)) {
/* if CR0.EM or CR0.TS are set, generate an FPU exception */
/* XXX: what to do if illegal op ? */
- gen_exception(s, EXCP07_PREX, s->base.pc_next - s->cs_base);
+ gen_exception(s, EXCP07_PREX);
break;
}
modrm = x86_ldub_code(env, s);
@@ -7154,7 +7154,7 @@ static bool disas_insn(DisasContext *s, CPUState *cpu)
goto illegal_op;
val = x86_ldub_code(env, s);
if (val == 0) {
- gen_exception(s, EXCP00_DIVZ, s->base.pc_next - s->cs_base);
+ gen_exception(s, EXCP00_DIVZ);
} else {
gen_helper_aam(cpu_env, tcg_const_i32(val));
set_cc_op(s, CC_OP_LOGICB);
@@ -7188,7 +7188,7 @@ static bool disas_insn(DisasContext *s, CPUState *cpu)
case 0x9b: /* fwait */
if ((s->flags & (HF_MP_MASK | HF_TS_MASK)) ==
(HF_MP_MASK | HF_TS_MASK)) {
- gen_exception(s, EXCP07_PREX, s->base.pc_next - s->cs_base);
+ gen_exception(s, EXCP07_PREX);
} else {
gen_helper_fwait(cpu_env);
}
@@ -8245,7 +8245,7 @@ static bool disas_insn(DisasContext *s, CPUState *cpu)
goto illegal_op;
}
if ((s->flags & HF_EM_MASK) || (s->flags & HF_TS_MASK)) {
- gen_exception(s, EXCP07_PREX, s->base.pc_next - s->cs_base);
+ gen_exception(s, EXCP07_PREX);
break;
}
gen_lea_modrm(env, s, modrm);
@@ -8258,7 +8258,7 @@ static bool disas_insn(DisasContext *s, CPUState *cpu)
goto illegal_op;
}
if ((s->flags & HF_EM_MASK) || (s->flags & HF_TS_MASK)) {
- gen_exception(s, EXCP07_PREX, s->base.pc_next - s->cs_base);
+ gen_exception(s, EXCP07_PREX);
break;
}
gen_lea_modrm(env, s, modrm);
@@ -8270,7 +8270,7 @@ static bool disas_insn(DisasContext *s, CPUState *cpu)
goto illegal_op;
}
if (s->flags & HF_TS_MASK) {
- gen_exception(s, EXCP07_PREX, s->base.pc_next - s->cs_base);
+ gen_exception(s, EXCP07_PREX);
break;
}
gen_lea_modrm(env, s, modrm);
@@ -8283,7 +8283,7 @@ static bool disas_insn(DisasContext *s, CPUState *cpu)
goto illegal_op;
}
if (s->flags & HF_TS_MASK) {
- gen_exception(s, EXCP07_PREX, s->base.pc_next - s->cs_base);
+ gen_exception(s, EXCP07_PREX);
break;
}
gen_helper_update_mxcsr(cpu_env);
@@ -8674,7 +8674,7 @@ static void i386_tr_translate_insn(DisasContextBase *dcbase, CPUState *cpu)
* Detect entry into the vsyscall page and invoke the syscall.
*/
if ((dc->base.pc_next & TARGET_PAGE_MASK) == TARGET_VSYSCALL_PAGE) {
- gen_exception(dc, EXCP_VSYSCALL, dc->base.pc_next);
+ gen_exception(dc, EXCP_VSYSCALL);
dc->base.pc_next = dc->pc + 1;
return;
}
All callers pass s->base.pc_next - s->cs_base, which we can just as well compute within the function. Note the special case of EXCP_VSYSCALL in which s->cs_base didn't have the subtraction, but cs_base is always zero in 64-bit mode, when vsyscall is used. Signed-off-by: Richard Henderson <richard.henderson@linaro.org> --- target/i386/tcg/translate.c | 26 +++++++++++++------------- 1 file changed, 13 insertions(+), 13 deletions(-)