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sparc: use power_down to terminate emulation, rather than using trap. this fix hangup issue of tests/regress/sparc_reg.py

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Nguyen Anh Quynh 2016-02-15 15:51:14 +08:00
parent 3bd7fa4bfe
commit 8962adc9c5
1 changed files with 2 additions and 9 deletions
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11
qemu/target-sparc/translate.c
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@ -2630,12 +2630,6 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn, bool hook_ins
tcg_gen_debug_insn_start(tcg_ctx, dc->pc); tcg_gen_debug_insn_start(tcg_ctx, dc->pc);
} }
// end address tells us to stop emulation
if (dc->pc == dc->uc->addr_end) {
insn = 0x91d02000; // generate TRAP to end this TB
hook_insn = false; // do not hook this instruction
}
// Unicorn: trace this instruction on request // Unicorn: trace this instruction on request
if (hook_insn && HOOK_EXISTS_BOUNDED(dc->uc, UC_HOOK_CODE, dc->pc)) { if (hook_insn && HOOK_EXISTS_BOUNDED(dc->uc, UC_HOOK_CODE, dc->pc)) {
gen_uc_tracecode(tcg_ctx, 4, UC_HOOK_CODE_IDX, dc->uc, dc->pc); gen_uc_tracecode(tcg_ctx, 4, UC_HOOK_CODE_IDX, dc->uc, dc->pc);
@ -5405,9 +5399,8 @@ static inline void gen_intermediate_code_internal(SPARCCPU *cpu,
// early check to see if the address of this block is the until address // early check to see if the address of this block is the until address
if (pc_start == env->uc->addr_end) { if (pc_start == env->uc->addr_end) {
gen_tb_start(tcg_ctx); gen_tb_start(tcg_ctx);
insn = 0x91d02000; // generate TRAP to end this TB gen_helper_power_down(tcg_ctx, tcg_ctx->cpu_env);
disas_sparc_insn(dc, insn, false); goto done_generating;
goto exit_gen_loop;
} }
max_insns = tb->cflags & CF_COUNT_MASK; max_insns = tb->cflags & CF_COUNT_MASK;