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rework code/block tracing

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This commit is contained in:
Ryan Hileman
2016-01-22 18:28:17 -08:00
parent 33180b5afa
commit 0886ae8ede
15 changed files with 66 additions and 119 deletions
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34
qemu/target-mips/translate.c
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@ -11331,7 +11331,6 @@ static int decode_mips16_opc (CPUMIPSState *env, DisasContext *ctx, bool *insn_n
int op, cnvt_op, op1, offset;
int funct;
int n_bytes;
struct hook *hook;
op = (ctx->opcode >> 11) & 0x1f;
sa = (ctx->opcode >> 2) & 0x7;
@ -11344,10 +11343,8 @@ static int decode_mips16_opc (CPUMIPSState *env, DisasContext *ctx, bool *insn_n
n_bytes = 2;
// Unicorn: trace this instruction on request
HOOK_FOREACH(env->uc, hook, UC_HOOK_CODE) {
if (! HOOK_BOUND_CHECK(hook, ctx->pc))
continue;
gen_uc_tracecode(tcg_ctx, 0xf8f8f8f8, hook->callback, env->uc, ctx->pc, hook->user_data);
if (HOOK_EXISTS_BOUNDED(env->uc, UC_HOOK_CODE, ctx->pc)) {
gen_uc_tracecode(tcg_ctx, 0xf8f8f8f8, UC_HOOK_CODE_IDX, env->uc, ctx->pc);
*insn_need_patch = true;
// the callback might want to stop emulation immediately
check_exit_request(tcg_ctx);
@ -13932,7 +13929,6 @@ static int decode_micromips_opc (CPUMIPSState *env, DisasContext *ctx, bool *ins
TCGContext *tcg_ctx = env->uc->tcg_ctx;
TCGv **cpu_gpr = (TCGv **)tcg_ctx->cpu_gpr;
uint32_t op;
struct hook *hook;
/* make sure instructions are on a halfword boundary */
if (ctx->pc & 0x1) {
@ -13943,10 +13939,8 @@ static int decode_micromips_opc (CPUMIPSState *env, DisasContext *ctx, bool *ins
}
// Unicorn: trace this instruction on request
HOOK_FOREACH(env->uc, hook, UC_HOOK_CODE) {
if (! HOOK_BOUND_CHECK(hook, ctx->pc))
continue;
gen_uc_tracecode(tcg_ctx, 0xf8f8f8f8, hook->callback, env->uc, ctx->pc, hook->user_data);
if (HOOK_EXISTS_BOUNDED(env->uc, UC_HOOK_CODE, ctx->pc)) {
gen_uc_tracecode(tcg_ctx, 0xf8f8f8f8, UC_HOOK_CODE_IDX, env->uc, ctx->pc);
*insn_need_patch = true;
// the callback might want to stop emulation immediately
check_exit_request(tcg_ctx);
@ -18505,11 +18499,8 @@ static void gen_msa(CPUMIPSState *env, DisasContext *ctx)
static void hook_insn(CPUMIPSState *env, DisasContext *ctx, bool *insn_need_patch, int *insn_patch_offset, int offset_value)
{
TCGContext *tcg_ctx = ctx->uc->tcg_ctx;
struct hook *hook;
HOOK_FOREACH(env->uc, hook, UC_HOOK_CODE) {
if (! HOOK_BOUND_CHECK(hook, ctx->pc))
continue;
gen_uc_tracecode(tcg_ctx, 0xf8f8f8f8, hook->callback, env->uc, ctx->pc, hook->user_data);
if (HOOK_EXISTS_BOUNDED(env->uc, UC_HOOK_CODE, ctx->pc)) {
gen_uc_tracecode(tcg_ctx, 0xf8f8f8f8, UC_HOOK_CODE_IDX, env->uc, ctx->pc);
*insn_need_patch = true;
// the callback might want to stop emulation immediately
check_exit_request(tcg_ctx);
@ -19178,7 +19169,6 @@ gen_intermediate_code_internal(MIPSCPU *cpu, TranslationBlock *tb,
TCGContext *tcg_ctx = env->uc->tcg_ctx;
TCGArg *save_opparam_ptr = NULL;
bool block_full = false;
struct hook *hook;
if (search_pc)
qemu_log("search pc %d\n", search_pc);
@ -19224,14 +19214,10 @@ gen_intermediate_code_internal(MIPSCPU *cpu, TranslationBlock *tb,
// Unicorn: trace this block on request
// Only hook this block if it is not broken from previous translation due to
// full translation cache
if (! env->uc->block_full) {
HOOK_FOREACH(env->uc, hook, UC_HOOK_BLOCK) {
if (! HOOK_BOUND_CHECK(hook, pc_start))
continue;
// save block address to see if we need to patch block size later
env->uc->block_addr = pc_start;
gen_uc_tracecode(tcg_ctx, 0xf8f8f8f8, hook->callback, env->uc, pc_start, hook->user_data);
}
if (! env->uc->block_full && HOOK_EXISTS_BOUNDED(env->uc, UC_HOOK_BLOCK, pc_start)) {
// save block address to see if we need to patch block size later
env->uc->block_addr = pc_start;
gen_uc_tracecode(tcg_ctx, 0xf8f8f8f8, UC_HOOK_BLOCK_IDX, env->uc, pc_start);
}
gen_tb_start(tcg_ctx);