diff options
Diffstat (limited to 'target-sparc/op_mem.h')
-rw-r--r-- | target-sparc/op_mem.h | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/target-sparc/op_mem.h b/target-sparc/op_mem.h new file mode 100644 index 0000000..f5dbd26 --- /dev/null +++ b/target-sparc/op_mem.h @@ -0,0 +1,114 @@ +/*** Integer load ***/ +#define SPARC_LD_OP(name, qp) \ +void OPPROTO glue(glue(op_, name), MEMSUFFIX)(void) \ +{ \ + T1 = (target_ulong)glue(qp, MEMSUFFIX)(T0); \ +} + +#define SPARC_LD_OP_S(name, qp) \ + void OPPROTO glue(glue(op_, name), MEMSUFFIX)(void) \ + { \ + T1 = (target_long)glue(qp, MEMSUFFIX)(T0); \ + } + +#define SPARC_ST_OP(name, op) \ +void OPPROTO glue(glue(op_, name), MEMSUFFIX)(void) \ +{ \ + glue(op, MEMSUFFIX)(T0, T1); \ +} + +SPARC_LD_OP(ld, ldl); +SPARC_LD_OP(ldub, ldub); +SPARC_LD_OP(lduh, lduw); +SPARC_LD_OP_S(ldsb, ldsb); +SPARC_LD_OP_S(ldsh, ldsw); + +/*** Integer store ***/ +SPARC_ST_OP(st, stl); +SPARC_ST_OP(stb, stb); +SPARC_ST_OP(sth, stw); + +void OPPROTO glue(op_std, MEMSUFFIX)(void) +{ + glue(stl, MEMSUFFIX)(T0, T1); + glue(stl, MEMSUFFIX)((T0 + 4), T2); +} + +void OPPROTO glue(op_ldstub, MEMSUFFIX)(void) +{ + T1 = glue(ldub, MEMSUFFIX)(T0); + glue(stb, MEMSUFFIX)(T0, 0xff); /* XXX: Should be Atomically */ +} + +void OPPROTO glue(op_swap, MEMSUFFIX)(void) +{ + target_ulong tmp = glue(ldl, MEMSUFFIX)(T0); + glue(stl, MEMSUFFIX)(T0, T1); /* XXX: Should be Atomically */ + T1 = tmp; +} + +void OPPROTO glue(op_ldd, MEMSUFFIX)(void) +{ + T1 = glue(ldl, MEMSUFFIX)(T0); + T0 = glue(ldl, MEMSUFFIX)((T0 + 4)); +} + +/*** Floating-point store ***/ +void OPPROTO glue(op_stf, MEMSUFFIX) (void) +{ + glue(stfl, MEMSUFFIX)(T0, FT0); +} + +void OPPROTO glue(op_stdf, MEMSUFFIX) (void) +{ + glue(stfq, MEMSUFFIX)(T0, DT0); +} + +/*** Floating-point load ***/ +void OPPROTO glue(op_ldf, MEMSUFFIX) (void) +{ + FT0 = glue(ldfl, MEMSUFFIX)(T0); +} + +void OPPROTO glue(op_lddf, MEMSUFFIX) (void) +{ + DT0 = glue(ldfq, MEMSUFFIX)(T0); +} + +#ifdef TARGET_SPARC64 +/* XXX: Should be Atomically */ +/* XXX: There are no cas[x] instructions, only cas[x]a */ +void OPPROTO glue(op_cas, MEMSUFFIX)(void) +{ + uint32_t tmp; + + tmp = glue(ldl, MEMSUFFIX)(T0); + T2 &= 0xffffffffULL; + if (tmp == (T1 & 0xffffffffULL)) { + glue(stl, MEMSUFFIX)(T0, T2); + } + T2 = tmp; +} + +void OPPROTO glue(op_casx, MEMSUFFIX)(void) +{ + uint64_t tmp; + + // XXX + tmp = (uint64_t)glue(ldl, MEMSUFFIX)(T0) << 32; + tmp |= glue(ldl, MEMSUFFIX)(T0); + if (tmp == T1) { + glue(stq, MEMSUFFIX)(T0, T2); + } + T2 = tmp; +} + +void OPPROTO glue(op_ldsw, MEMSUFFIX)(void) +{ + T1 = (int64_t)(glue(ldl, MEMSUFFIX)(T0) & 0xffffffff); +} + +SPARC_LD_OP(ldx, ldq); +SPARC_ST_OP(stx, stq); +#endif +#undef MEMSUFFIX |