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tcg: Make cpu_cc_dst, cpu_cc_src, cpu_cc_src2, and cpu_cc_srcT a TCGv

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Commit 5d4e1a1081d3f1ec2908ff0eaebe312389971ab4 allows us to make the types concrete
This commit is contained in:
Lioncash 2018-02-21 00:00:02 -05:00
parent 4062dcc9bc
commit 7caca36070
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GPG key ID: 4E3C3CC1031BA9C7
3 changed files with 51 additions and 56 deletions
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98
qemu/target-i386/translate.c
View file

@ -269,10 +269,10 @@ static void set_cc_op(DisasContext *s, CCOp op)
int dead;
TCGContext *tcg_ctx = s->uc->tcg_ctx;
TCGv_i32 cpu_cc_op = tcg_ctx->cpu_cc_op;
TCGv cpu_cc_dst = *(TCGv *)tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = *(TCGv *)tcg_ctx->cpu_cc_src;
TCGv cpu_cc_src2 = *(TCGv *)tcg_ctx->cpu_cc_src2;
TCGv cpu_cc_srcT = *(TCGv *)tcg_ctx->cpu_cc_srcT;
TCGv cpu_cc_dst = tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = tcg_ctx->cpu_cc_src;
TCGv cpu_cc_src2 = tcg_ctx->cpu_cc_src2;
TCGv cpu_cc_srcT = tcg_ctx->cpu_cc_srcT;
if (s->cc_op == op) {
return;
@ -813,9 +813,9 @@ static void gen_compute_eflags(DisasContext *s)
int live, dead;
TCGContext *tcg_ctx = s->uc->tcg_ctx;
TCGv_i32 cpu_cc_op = tcg_ctx->cpu_cc_op;
TCGv cpu_cc_dst = *(TCGv *)tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = *(TCGv *)tcg_ctx->cpu_cc_src;
TCGv cpu_cc_src2 = *(TCGv *)tcg_ctx->cpu_cc_src2;
TCGv cpu_cc_dst = tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = tcg_ctx->cpu_cc_src;
TCGv cpu_cc_src2 = tcg_ctx->cpu_cc_src2;
if (s->cc_op == CC_OP_EFLAGS) {
return;
@ -882,10 +882,10 @@ static CCPrepare gen_prepare_eflags_c(DisasContext *s, TCGv reg)
int size, shift;
TCGContext *tcg_ctx = s->uc->tcg_ctx;
TCGv_i32 cpu_cc_op = tcg_ctx->cpu_cc_op;
TCGv cpu_cc_dst = *(TCGv *)tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = *(TCGv *)tcg_ctx->cpu_cc_src;
TCGv cpu_cc_src2 = *(TCGv *)tcg_ctx->cpu_cc_src2;
TCGv cpu_cc_srcT = *(TCGv *)tcg_ctx->cpu_cc_srcT;
TCGv cpu_cc_dst = tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = tcg_ctx->cpu_cc_src;
TCGv cpu_cc_src2 = tcg_ctx->cpu_cc_src2;
TCGv cpu_cc_srcT = tcg_ctx->cpu_cc_srcT;
TCGv cpu_tmp0 = *(TCGv *)tcg_ctx->cpu_tmp0;
switch (s->cc_op) {
@ -952,7 +952,7 @@ static CCPrepare gen_prepare_eflags_c(DisasContext *s, TCGv reg)
static CCPrepare gen_prepare_eflags_p(DisasContext *s, TCGv reg)
{
TCGContext *tcg_ctx = s->uc->tcg_ctx;
TCGv cpu_cc_src = *(TCGv *)tcg_ctx->cpu_cc_src;
TCGv cpu_cc_src = tcg_ctx->cpu_cc_src;
gen_compute_eflags(s);
return ccprepare_make(TCG_COND_NE, cpu_cc_src, 0, 0, CC_P, false, false);
@ -962,8 +962,8 @@ static CCPrepare gen_prepare_eflags_p(DisasContext *s, TCGv reg)
static CCPrepare gen_prepare_eflags_s(DisasContext *s, TCGv reg)
{
TCGContext *tcg_ctx = s->uc->tcg_ctx;
TCGv cpu_cc_dst = *(TCGv *)tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = *(TCGv *)tcg_ctx->cpu_cc_src;
TCGv cpu_cc_dst = tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = tcg_ctx->cpu_cc_src;
switch (s->cc_op) {
case CC_OP_DYNAMIC:
@ -989,8 +989,8 @@ static CCPrepare gen_prepare_eflags_s(DisasContext *s, TCGv reg)
static CCPrepare gen_prepare_eflags_o(DisasContext *s, TCGv reg)
{
TCGContext *tcg_ctx = s->uc->tcg_ctx;
TCGv cpu_cc_src = *(TCGv *)tcg_ctx->cpu_cc_src;
TCGv cpu_cc_src2 = *(TCGv *)tcg_ctx->cpu_cc_src2;
TCGv cpu_cc_src = tcg_ctx->cpu_cc_src;
TCGv cpu_cc_src2 = tcg_ctx->cpu_cc_src2;
switch (s->cc_op) {
case CC_OP_ADOX:
@ -1008,8 +1008,8 @@ static CCPrepare gen_prepare_eflags_o(DisasContext *s, TCGv reg)
static CCPrepare gen_prepare_eflags_z(DisasContext *s, TCGv reg)
{
TCGContext *tcg_ctx = s->uc->tcg_ctx;
TCGv cpu_cc_dst = *(TCGv *)tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = *(TCGv *)tcg_ctx->cpu_cc_src;
TCGv cpu_cc_dst = tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = tcg_ctx->cpu_cc_src;
switch (s->cc_op) {
case CC_OP_DYNAMIC:
@ -1040,8 +1040,8 @@ static CCPrepare gen_prepare_cc(DisasContext *s, int b, TCGv reg)
CCPrepare cc;
TCGv t0;
TCGContext *tcg_ctx = s->uc->tcg_ctx;
TCGv cpu_cc_src = *(TCGv *)tcg_ctx->cpu_cc_src;
TCGv cpu_cc_srcT = *(TCGv *)tcg_ctx->cpu_cc_srcT;
TCGv cpu_cc_src = tcg_ctx->cpu_cc_src;
TCGv cpu_cc_srcT = tcg_ctx->cpu_cc_srcT;
TCGv cpu_tmp0 = *(TCGv *)tcg_ctx->cpu_tmp0;
TCGv cpu_tmp4 = *(TCGv *)tcg_ctx->cpu_tmp4;
@ -1438,9 +1438,9 @@ static void gen_op(DisasContext *s, int op, TCGMemOp ot, int d)
{
TCGContext *tcg_ctx = s->uc->tcg_ctx;
TCGv cpu_A0 = tcg_ctx->cpu_A0;
TCGv cpu_cc_dst = *(TCGv *)tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = *(TCGv *)tcg_ctx->cpu_cc_src;
TCGv cpu_cc_srcT = *(TCGv *)tcg_ctx->cpu_cc_srcT;
TCGv cpu_cc_dst = tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = tcg_ctx->cpu_cc_src;
TCGv cpu_cc_srcT = tcg_ctx->cpu_cc_srcT;
TCGv cpu_tmp4 = *(TCGv *)tcg_ctx->cpu_tmp4;
TCGv cpu_T0 = tcg_ctx->cpu_T0;
TCGv cpu_T1 = tcg_ctx->cpu_T1;
@ -1513,8 +1513,8 @@ static void gen_inc(DisasContext *s, TCGMemOp ot, int d, int c)
{
TCGContext *tcg_ctx = s->uc->tcg_ctx;
TCGv cpu_A0 = tcg_ctx->cpu_A0;
TCGv cpu_cc_dst = *(TCGv *)tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = *(TCGv *)tcg_ctx->cpu_cc_src;
TCGv cpu_cc_dst = tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = tcg_ctx->cpu_cc_src;
TCGv cpu_T0 = tcg_ctx->cpu_T0;
if (d != OR_TMP0) {
@ -1543,8 +1543,8 @@ static void gen_shift_flags(DisasContext *s, TCGMemOp ot, TCGv result,
TCGv_i32 cpu_tmp2_i32 = tcg_ctx->cpu_tmp2_i32;
TCGv_i32 cpu_tmp3_i32 = tcg_ctx->cpu_tmp3_i32;
TCGv_i32 cpu_cc_op = tcg_ctx->cpu_cc_op;
TCGv cpu_cc_dst = *(TCGv *)tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = *(TCGv *)tcg_ctx->cpu_cc_src;
TCGv cpu_cc_dst = tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = tcg_ctx->cpu_cc_src;
/* Store the results into the CC variables. If we know that the
variable must be dead, store unconditionally. Otherwise we'll
@ -1632,8 +1632,8 @@ static void gen_shift_rm_im(DisasContext *s, TCGMemOp ot, int op1, int op2,
int mask = (ot == MO_64 ? 0x3f : 0x1f);
TCGContext *tcg_ctx = s->uc->tcg_ctx;
TCGv cpu_A0 = tcg_ctx->cpu_A0;
TCGv cpu_cc_dst = *(TCGv *)tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = *(TCGv *)tcg_ctx->cpu_cc_src;
TCGv cpu_cc_dst = tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = tcg_ctx->cpu_cc_src;
TCGv cpu_tmp4 = *(TCGv *)tcg_ctx->cpu_tmp4;
TCGv cpu_T0 = tcg_ctx->cpu_T0;
@ -1681,8 +1681,8 @@ static void gen_rot_rm_T1(DisasContext *s, TCGMemOp ot, int op1, int is_right)
TCGv_i32 cpu_tmp3_i32 = tcg_ctx->cpu_tmp3_i32;
TCGv_i32 cpu_cc_op = tcg_ctx->cpu_cc_op;
TCGv cpu_A0 = tcg_ctx->cpu_A0;
TCGv cpu_cc_dst = *(TCGv *)tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src2 = *(TCGv *)tcg_ctx->cpu_cc_src2;
TCGv cpu_cc_dst = tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src2 = tcg_ctx->cpu_cc_src2;
TCGv cpu_T0 = tcg_ctx->cpu_T0;
TCGv cpu_T1 = tcg_ctx->cpu_T1;
@ -1773,8 +1773,8 @@ static void gen_rot_rm_im(DisasContext *s, TCGMemOp ot, int op1, int op2,
int shift;
TCGContext *tcg_ctx = s->uc->tcg_ctx;
TCGv cpu_A0 = tcg_ctx->cpu_A0;
TCGv cpu_cc_dst = *(TCGv *)tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src2 = *(TCGv *)tcg_ctx->cpu_cc_src2;
TCGv cpu_cc_dst = tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src2 = tcg_ctx->cpu_cc_src2;
TCGv cpu_tmp0 = *(TCGv *)tcg_ctx->cpu_tmp0;
TCGv cpu_T0 = tcg_ctx->cpu_T0;
@ -3421,9 +3421,9 @@ static void gen_sse(CPUX86State *env, DisasContext *s, int b,
TCGv_i32 cpu_tmp3_i32 = tcg_ctx->cpu_tmp3_i32;
TCGv_i64 cpu_tmp1_i64 = tcg_ctx->cpu_tmp1_i64;
TCGv cpu_A0 = tcg_ctx->cpu_A0;
TCGv cpu_cc_dst = *(TCGv *)tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = *(TCGv *)tcg_ctx->cpu_cc_src;
TCGv cpu_cc_src2 = *(TCGv *)tcg_ctx->cpu_cc_src2;
TCGv cpu_cc_dst = tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = tcg_ctx->cpu_cc_src;
TCGv cpu_cc_src2 = tcg_ctx->cpu_cc_src2;
TCGv cpu_tmp0 = *(TCGv *)tcg_ctx->cpu_tmp0;
TCGv cpu_T0 = tcg_ctx->cpu_T0;
TCGv cpu_T1 = tcg_ctx->cpu_T1;
@ -4885,9 +4885,9 @@ static target_ulong disas_insn(CPUX86State *env, DisasContext *s,
TCGv_i32 cpu_tmp3_i32 = tcg_ctx->cpu_tmp3_i32;
TCGv_i64 cpu_tmp1_i64 = tcg_ctx->cpu_tmp1_i64;
TCGv cpu_A0 = tcg_ctx->cpu_A0;
TCGv cpu_cc_dst = *(TCGv *)tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = *(TCGv *)tcg_ctx->cpu_cc_src;
TCGv cpu_cc_srcT = *(TCGv *)tcg_ctx->cpu_cc_srcT;
TCGv cpu_cc_dst = tcg_ctx->cpu_cc_dst;
TCGv cpu_cc_src = tcg_ctx->cpu_cc_src;
TCGv cpu_cc_srcT = tcg_ctx->cpu_cc_srcT;
TCGv cpu_tmp0 = *(TCGv *)tcg_ctx->cpu_tmp0;
TCGv cpu_tmp4 = *(TCGv *)tcg_ctx->cpu_tmp4;
TCGv cpu_T0 = tcg_ctx->cpu_T0;
@ -8827,17 +8827,15 @@ void tcg_x86_init(struct uc_struct *uc)
tcg_ctx->cpu_env = tcg_global_reg_new_ptr(uc->tcg_ctx, TCG_AREG0, "env");
tcg_ctx->cpu_cc_op = tcg_global_mem_new_i32(uc->tcg_ctx, tcg_ctx->cpu_env,
offsetof(CPUX86State, cc_op), "cc_op");
tcg_ctx->cpu_cc_dst = g_malloc0(sizeof(TCGv));
*((TCGv *)tcg_ctx->cpu_cc_dst) = tcg_global_mem_new(uc->tcg_ctx, tcg_ctx->cpu_env,
offsetof(CPUX86State, cc_dst), "cc_dst");
tcg_ctx->cpu_cc_src = g_malloc0(sizeof(TCGv));
*((TCGv *)tcg_ctx->cpu_cc_src) = tcg_global_mem_new(uc->tcg_ctx, tcg_ctx->cpu_env,
offsetof(CPUX86State, cc_src), "cc_src");
tcg_ctx->cpu_cc_dst = tcg_global_mem_new(uc->tcg_ctx, tcg_ctx->cpu_env,
offsetof(CPUX86State, cc_dst), "cc_dst");
tcg_ctx->cpu_cc_src2 = g_malloc0(sizeof(TCGv));
*((TCGv *)tcg_ctx->cpu_cc_src2) = tcg_global_mem_new(uc->tcg_ctx, tcg_ctx->cpu_env,
offsetof(CPUX86State, cc_src2), "cc_src2");
tcg_ctx->cpu_cc_src = tcg_global_mem_new(uc->tcg_ctx, tcg_ctx->cpu_env,
offsetof(CPUX86State, cc_src), "cc_src");
tcg_ctx->cpu_cc_src2 = tcg_global_mem_new(uc->tcg_ctx, tcg_ctx->cpu_env,
offsetof(CPUX86State, cc_src2), "cc_src2");
for (i = 0; i < CPU_NB_REGS; ++i) {
tcg_ctx->cpu_regs[i] = tcg_global_mem_new(uc->tcg_ctx, tcg_ctx->cpu_env,
@ -8958,9 +8956,7 @@ void gen_intermediate_code(CPUX86State *env, TranslationBlock *tb)
tcg_ctx->cpu_ptr0 = tcg_temp_new_ptr(tcg_ctx);
tcg_ctx->cpu_ptr1 = tcg_temp_new_ptr(tcg_ctx);
if (!env->uc->init_tcg)
tcg_ctx->cpu_cc_srcT = g_malloc0(sizeof(TCGv));
*((TCGv *)tcg_ctx->cpu_cc_srcT) = tcg_temp_local_new(tcg_ctx);
tcg_ctx->cpu_cc_srcT = tcg_temp_local_new(tcg_ctx);
// done with initializing TCG variables
env->uc->init_tcg = true;

4
qemu/target-i386/unicorn.c
View file

@ -39,10 +39,6 @@ void x86_release(void *ctx)
// arch specific
g_free(s->cpu_tmp0);
g_free(s->cpu_tmp4);
g_free(s->cpu_cc_srcT);
g_free(s->cpu_cc_dst);
g_free(s->cpu_cc_src);
g_free(s->cpu_cc_src2);
g_free(s->tb_ctx.tbs);
}

5
qemu/tcg/tcg.h
View file

@ -737,7 +737,10 @@ struct TCGContext {
/* qemu/target-i386/translate.c: global TCGv vars */
TCGv cpu_A0;
void *cpu_cc_dst, *cpu_cc_src, *cpu_cc_src2, *cpu_cc_srcT;
TCGv cpu_cc_dst;
TCGv cpu_cc_src;
TCGv cpu_cc_src2;
TCGv cpu_cc_srcT;
/* qemu/target-i386/translate.c: local temps */
TCGv cpu_T0;