gen-icount: fold exitreq_label into TCGContext
Groundwork for supporting multiple TCG contexts. Reviewed-by: Richard Henderson <rth@twiddle.net> Reviewed-by: Alex Bennée <alex.bennee@linaro.org> Signed-off-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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@ -6,13 +6,12 @@
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/* Helpers for instruction counting code generation. */
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/* Helpers for instruction counting code generation. */
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static int icount_start_insn_idx;
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static int icount_start_insn_idx;
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static TCGLabel *exitreq_label;
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static inline void gen_tb_start(TranslationBlock *tb)
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static inline void gen_tb_start(TranslationBlock *tb)
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{
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{
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TCGv_i32 count, imm;
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TCGv_i32 count, imm;
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exitreq_label = gen_new_label();
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tcg_ctx->exitreq_label = gen_new_label();
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if (tb_cflags(tb) & CF_USE_ICOUNT) {
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if (tb_cflags(tb) & CF_USE_ICOUNT) {
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count = tcg_temp_local_new_i32();
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count = tcg_temp_local_new_i32();
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} else {
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} else {
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@ -34,7 +33,7 @@ static inline void gen_tb_start(TranslationBlock *tb)
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tcg_temp_free_i32(imm);
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tcg_temp_free_i32(imm);
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}
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}
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tcg_gen_brcondi_i32(TCG_COND_LT, count, 0, exitreq_label);
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tcg_gen_brcondi_i32(TCG_COND_LT, count, 0, tcg_ctx->exitreq_label);
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if (tb_cflags(tb) & CF_USE_ICOUNT) {
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if (tb_cflags(tb) & CF_USE_ICOUNT) {
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tcg_gen_st16_i32(count, tcg_ctx->tcg_env,
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tcg_gen_st16_i32(count, tcg_ctx->tcg_env,
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@ -52,7 +51,7 @@ static inline void gen_tb_end(TranslationBlock *tb, int num_insns)
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tcg_set_insn_param(icount_start_insn_idx, 1, num_insns);
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tcg_set_insn_param(icount_start_insn_idx, 1, num_insns);
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}
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}
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gen_set_label(exitreq_label);
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gen_set_label(tcg_ctx->exitreq_label);
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tcg_gen_exit_tb((uintptr_t)tb + TB_EXIT_REQUESTED);
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tcg_gen_exit_tb((uintptr_t)tb + TB_EXIT_REQUESTED);
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/* Terminate the linked list. */
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/* Terminate the linked list. */
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@ -675,6 +675,8 @@ struct TCGContext {
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struct TCGLabelPoolData *pool_labels;
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struct TCGLabelPoolData *pool_labels;
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#endif
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#endif
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TCGLabel *exitreq_label;
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TCGTempSet free_temps[TCG_TYPE_COUNT * 2];
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TCGTempSet free_temps[TCG_TYPE_COUNT * 2];
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TCGTemp temps[TCG_MAX_TEMPS]; /* globals first, temps after */
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TCGTemp temps[TCG_MAX_TEMPS]; /* globals first, temps after */
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