static always_inline void gen_op_neg (DisasContext *ctx, TCGv ret, TCGv arg1, int ov_check) { int l1, l2; l1 = gen_new_label(); l2 = gen_new_label(); #if defined(TARGET_PPC64) if (ctx->sf_mode) { tcg_gen_brcondi_tl(TCG_COND_EQ, arg1, INT64_MIN, l1); } else { TCGv t0 = tcg_temp_new(TCG_TYPE_TL); tcg_gen_ext32s_tl(t0, arg1); tcg_gen_brcondi_tl(TCG_COND_EQ, t0, INT32_MIN, l1); } #else tcg_gen_brcondi_tl(TCG_COND_EQ, arg1, INT32_MIN, l1); #endif tcg_gen_neg_tl(ret, arg1); if (ov_check) { tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV)); } tcg_gen_br(l2); gen_set_label(l1); tcg_gen_mov_tl(ret, arg1); if (ov_check) { tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO)); } gen_set_label(l2); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, ret); }
static always_inline void gen_op_neg (DisasContext *ctx, TCGv ret, TCGv arg1, int ov_check) { int l1, l2; l1 = gen_new_label(); l2 = gen_new_label(); #if defined(TARGET_PPC64) if (ctx->sf_mode) { tcg_gen_brcondi_tl(TCG_COND_EQ, arg1, INT64_MIN, l1); } else { TCGv t0 = tcg_temp_new(TCG_TYPE_TL); tcg_gen_ext32s_tl(t0, arg1); tcg_gen_brcondi_tl(TCG_COND_EQ, t0, INT32_MIN, l1); } #else tcg_gen_brcondi_tl(TCG_COND_EQ, arg1, INT32_MIN, l1); #endif tcg_gen_neg_tl(ret, arg1); if (ov_check) { tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV)); } tcg_gen_br(l2); gen_set_label(l1); tcg_gen_mov_tl(ret, arg1); if (ov_check) { tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO)); } gen_set_label(l2); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, ret); }