Lines Matching full:csr

8 #include "csr.h"
60     CSRInfo *csr;
62     csr = get_csr(csr_num);
63     if (!csr) {
67     csr->readfn = (GenCSRFunc)readfn;
68     csr->writefn = (GenCSRFunc)writefn;
89 static bool check_csr_flags(DisasContext *ctx, const CSRInfo *csr, bool write)
91     if ((csr->flags & CSRFL_READONLY) && write) {
94     if ((csr->flags & CSRFL_IO) && translator_io_start(&ctx->base)) {
96     } else if ((csr->flags & CSRFL_EXITTB) && write) {
105     const CSRInfo *csr;
111     csr = get_csr(a->csr);
112     if (csr == NULL) {
113         /* CSR is undefined: read as 0. */
116         check_csr_flags(ctx, csr, false);
118         readfn = (GenCSRRead)csr->readfn;
122             tcg_gen_ld_tl(dest, tcg_env, csr->offset);
132     const CSRInfo *csr;
138     csr = get_csr(a->csr);
139     if (csr == NULL) {
140         /* CSR is undefined: write ignored, read old_value as 0. */
144     if (!check_csr_flags(ctx, csr, true)) {
145         /* CSR is readonly: trap. */
149     writefn = (GenCSRWrite)csr->writefn;
155         tcg_gen_ld_tl(dest, tcg_env, csr->offset);
156         tcg_gen_st_tl(src1, tcg_env, csr->offset);
165     const CSRInfo *csr;
171     csr = get_csr(a->csr);
172     if (csr == NULL) {
173         /* CSR is undefined: write ignored, read old_value as 0. */
178     if (!check_csr_flags(ctx, csr, true)) {
179         /* CSR is readonly: trap. */
184     assert(csr->readfn == NULL);
192     tcg_gen_ld_tl(oldv, tcg_env, csr->offset);
197     writefn = (GenCSRWrite)csr->writefn;
201         tcg_gen_st_tl(newv, tcg_env, csr->offset);