target/xtensa: make rsr/wsr helpers return void
Now that all logic for TB termination is extracted from rsr/wsr their return value is not used and may be dropped. Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
This commit is contained in:
Max Filippov
parent
bf52510774
commit
c7159acbbe
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@ -496,7 +496,7 @@ static bool check_sr(DisasContext *dc, uint32_t sr, unsigned access)
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}
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#ifndef CONFIG_USER_ONLY
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static bool gen_rsr_ccount(DisasContext *dc, TCGv_i32 d, uint32_t sr)
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static void gen_rsr_ccount(DisasContext *dc, TCGv_i32 d, uint32_t sr)
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{
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if (tb_cflags(dc->base.tb) & CF_USE_ICOUNT) {
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gen_io_start();
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@ -506,22 +506,20 @@ static bool gen_rsr_ccount(DisasContext *dc, TCGv_i32 d, uint32_t sr)
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if (tb_cflags(dc->base.tb) & CF_USE_ICOUNT) {
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gen_io_end();
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}
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return true;
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}
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static bool gen_rsr_ptevaddr(DisasContext *dc, TCGv_i32 d, uint32_t sr)
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static void gen_rsr_ptevaddr(DisasContext *dc, TCGv_i32 d, uint32_t sr)
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{
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tcg_gen_shri_i32(d, cpu_SR[EXCVADDR], 10);
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tcg_gen_or_i32(d, d, cpu_SR[sr]);
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tcg_gen_andi_i32(d, d, 0xfffffffc);
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return false;
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}
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#endif
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static bool gen_rsr(DisasContext *dc, TCGv_i32 d, uint32_t sr)
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static void gen_rsr(DisasContext *dc, TCGv_i32 d, uint32_t sr)
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{
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static bool (* const rsr_handler[256])(DisasContext *dc,
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TCGv_i32 d, uint32_t sr) = {
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static void (* const rsr_handler[256])(DisasContext *dc,
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TCGv_i32 d, uint32_t sr) = {
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#ifndef CONFIG_USER_ONLY
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[CCOUNT] = gen_rsr_ccount,
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[INTSET] = gen_rsr_ccount,
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@ -530,26 +528,23 @@ static bool gen_rsr(DisasContext *dc, TCGv_i32 d, uint32_t sr)
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};
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if (rsr_handler[sr]) {
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return rsr_handler[sr](dc, d, sr);
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rsr_handler[sr](dc, d, sr);
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} else {
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tcg_gen_mov_i32(d, cpu_SR[sr]);
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return false;
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}
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}
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static bool gen_wsr_lbeg(DisasContext *dc, uint32_t sr, TCGv_i32 s)
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static void gen_wsr_lbeg(DisasContext *dc, uint32_t sr, TCGv_i32 s)
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{
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gen_helper_wsr_lbeg(cpu_env, s);
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return false;
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}
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static bool gen_wsr_lend(DisasContext *dc, uint32_t sr, TCGv_i32 s)
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static void gen_wsr_lend(DisasContext *dc, uint32_t sr, TCGv_i32 s)
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{
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gen_helper_wsr_lend(cpu_env, s);
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return false;
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}
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static bool gen_wsr_sar(DisasContext *dc, uint32_t sr, TCGv_i32 s)
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static void gen_wsr_sar(DisasContext *dc, uint32_t sr, TCGv_i32 s)
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{
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tcg_gen_andi_i32(cpu_SR[sr], s, 0x3f);
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if (dc->sar_m32_5bit) {
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@ -557,77 +552,65 @@ static bool gen_wsr_sar(DisasContext *dc, uint32_t sr, TCGv_i32 s)
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}
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dc->sar_5bit = false;
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dc->sar_m32_5bit = false;
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return false;
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}
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static bool gen_wsr_br(DisasContext *dc, uint32_t sr, TCGv_i32 s)
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static void gen_wsr_br(DisasContext *dc, uint32_t sr, TCGv_i32 s)
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{
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tcg_gen_andi_i32(cpu_SR[sr], s, 0xffff);
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return false;
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}
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static bool gen_wsr_litbase(DisasContext *dc, uint32_t sr, TCGv_i32 s)
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static void gen_wsr_litbase(DisasContext *dc, uint32_t sr, TCGv_i32 s)
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{
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tcg_gen_andi_i32(cpu_SR[sr], s, 0xfffff001);
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return true;
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}
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static bool gen_wsr_acchi(DisasContext *dc, uint32_t sr, TCGv_i32 s)
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static void gen_wsr_acchi(DisasContext *dc, uint32_t sr, TCGv_i32 s)
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{
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tcg_gen_ext8s_i32(cpu_SR[sr], s);
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return false;
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}
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#ifndef CONFIG_USER_ONLY
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static bool gen_wsr_windowbase(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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static void gen_wsr_windowbase(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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{
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gen_helper_wsr_windowbase(cpu_env, v);
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return true;
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}
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static bool gen_wsr_windowstart(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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static void gen_wsr_windowstart(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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{
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tcg_gen_andi_i32(cpu_SR[sr], v, (1 << dc->config->nareg / 4) - 1);
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return true;
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}
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static bool gen_wsr_ptevaddr(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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static void gen_wsr_ptevaddr(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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{
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tcg_gen_andi_i32(cpu_SR[sr], v, 0xffc00000);
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return false;
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}
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static bool gen_wsr_rasid(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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static void gen_wsr_rasid(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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{
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gen_helper_wsr_rasid(cpu_env, v);
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return true;
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}
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static bool gen_wsr_tlbcfg(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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static void gen_wsr_tlbcfg(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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{
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tcg_gen_andi_i32(cpu_SR[sr], v, 0x01130000);
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return false;
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}
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static bool gen_wsr_ibreakenable(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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static void gen_wsr_ibreakenable(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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{
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gen_helper_wsr_ibreakenable(cpu_env, v);
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return true;
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}
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static bool gen_wsr_memctl(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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static void gen_wsr_memctl(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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{
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gen_helper_wsr_memctl(cpu_env, v);
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return false;
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}
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static bool gen_wsr_atomctl(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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static void gen_wsr_atomctl(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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{
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tcg_gen_andi_i32(cpu_SR[sr], v, 0x3f);
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return false;
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}
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static bool gen_wsr_ibreaka(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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static void gen_wsr_ibreaka(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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{
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unsigned id = sr - IBREAKA;
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TCGv_i32 tmp = tcg_const_i32(id);
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@ -635,10 +618,9 @@ static bool gen_wsr_ibreaka(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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assert(id < dc->config->nibreak);
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gen_helper_wsr_ibreaka(cpu_env, tmp, v);
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tcg_temp_free(tmp);
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return true;
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}
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static bool gen_wsr_dbreaka(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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static void gen_wsr_dbreaka(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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{
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unsigned id = sr - DBREAKA;
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TCGv_i32 tmp = tcg_const_i32(id);
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@ -646,10 +628,9 @@ static bool gen_wsr_dbreaka(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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assert(id < dc->config->ndbreak);
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gen_helper_wsr_dbreaka(cpu_env, tmp, v);
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tcg_temp_free(tmp);
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return false;
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}
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static bool gen_wsr_dbreakc(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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static void gen_wsr_dbreakc(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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{
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unsigned id = sr - DBREAKC;
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TCGv_i32 tmp = tcg_const_i32(id);
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@ -657,13 +638,11 @@ static bool gen_wsr_dbreakc(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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assert(id < dc->config->ndbreak);
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gen_helper_wsr_dbreakc(cpu_env, tmp, v);
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tcg_temp_free(tmp);
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return false;
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}
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static bool gen_wsr_cpenable(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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static void gen_wsr_cpenable(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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{
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tcg_gen_andi_i32(cpu_SR[sr], v, 0xff);
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return true;
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}
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static void gen_check_interrupts(DisasContext *dc)
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@ -677,15 +656,14 @@ static void gen_check_interrupts(DisasContext *dc)
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}
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}
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static bool gen_wsr_intset(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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static void gen_wsr_intset(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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{
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tcg_gen_andi_i32(cpu_SR[sr], v,
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dc->config->inttype_mask[INTTYPE_SOFTWARE]);
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gen_check_interrupts(dc);
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return true;
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}
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static bool gen_wsr_intclear(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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static void gen_wsr_intclear(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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{
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TCGv_i32 tmp = tcg_temp_new_i32();
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@ -696,17 +674,15 @@ static bool gen_wsr_intclear(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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tcg_gen_andc_i32(cpu_SR[INTSET], cpu_SR[INTSET], tmp);
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tcg_temp_free(tmp);
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gen_check_interrupts(dc);
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return true;
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}
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static bool gen_wsr_intenable(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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static void gen_wsr_intenable(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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{
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tcg_gen_mov_i32(cpu_SR[sr], v);
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gen_check_interrupts(dc);
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return true;
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}
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static bool gen_wsr_ps(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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static void gen_wsr_ps(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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{
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uint32_t mask = PS_WOE | PS_CALLINC | PS_OWB |
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PS_UM | PS_EXCM | PS_INTLEVEL;
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@ -716,10 +692,9 @@ static bool gen_wsr_ps(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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}
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tcg_gen_andi_i32(cpu_SR[sr], v, mask);
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gen_check_interrupts(dc);
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return true;
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}
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static bool gen_wsr_ccount(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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static void gen_wsr_ccount(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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{
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if (tb_cflags(dc->base.tb) & CF_USE_ICOUNT) {
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gen_io_start();
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@ -728,26 +703,23 @@ static bool gen_wsr_ccount(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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if (tb_cflags(dc->base.tb) & CF_USE_ICOUNT) {
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gen_io_end();
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}
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return true;
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}
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static bool gen_wsr_icount(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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static void gen_wsr_icount(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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{
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if (dc->icount) {
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tcg_gen_mov_i32(dc->next_icount, v);
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} else {
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tcg_gen_mov_i32(cpu_SR[sr], v);
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}
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return false;
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}
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static bool gen_wsr_icountlevel(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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static void gen_wsr_icountlevel(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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{
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tcg_gen_andi_i32(cpu_SR[sr], v, 0xf);
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return true;
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}
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static bool gen_wsr_ccompare(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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static void gen_wsr_ccompare(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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{
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uint32_t id = sr - CCOMPARE;
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uint32_t int_bit = 1 << dc->config->timerint[id];
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@ -764,7 +736,6 @@ static bool gen_wsr_ccompare(DisasContext *dc, uint32_t sr, TCGv_i32 v)
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if (tb_cflags(dc->base.tb) & CF_USE_ICOUNT) {
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gen_io_end();
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}
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return true;
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}
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#else
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static void gen_check_interrupts(DisasContext *dc)
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@ -772,10 +743,10 @@ static void gen_check_interrupts(DisasContext *dc)
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}
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#endif
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static bool gen_wsr(DisasContext *dc, uint32_t sr, TCGv_i32 s)
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static void gen_wsr(DisasContext *dc, uint32_t sr, TCGv_i32 s)
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{
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static bool (* const wsr_handler[256])(DisasContext *dc,
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uint32_t sr, TCGv_i32 v) = {
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static void (* const wsr_handler[256])(DisasContext *dc,
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uint32_t sr, TCGv_i32 v) = {
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[LBEG] = gen_wsr_lbeg,
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[LEND] = gen_wsr_lend,
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[SAR] = gen_wsr_sar,
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@ -813,10 +784,9 @@ static bool gen_wsr(DisasContext *dc, uint32_t sr, TCGv_i32 s)
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};
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if (wsr_handler[sr]) {
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return wsr_handler[sr](dc, sr, s);
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wsr_handler[sr](dc, sr, s);
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} else {
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tcg_gen_mov_i32(cpu_SR[sr], s);
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return false;
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}
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}
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