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https://git.proxmox.com/git/qemu
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8346901560
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1514 c046a42c-6fe2-441c-8c8c-71466251a162
115 lines
2.9 KiB
C
115 lines
2.9 KiB
C
/*** Integer load ***/
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#define SPARC_LD_OP(name, qp) \
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void OPPROTO glue(glue(op_, name), MEMSUFFIX)(void) \
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{ \
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T1 = (target_ulong)glue(qp, MEMSUFFIX)(T0); \
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}
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#define SPARC_LD_OP_S(name, qp) \
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void OPPROTO glue(glue(op_, name), MEMSUFFIX)(void) \
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{ \
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T1 = (target_long)glue(qp, MEMSUFFIX)(T0); \
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}
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#define SPARC_ST_OP(name, op) \
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void OPPROTO glue(glue(op_, name), MEMSUFFIX)(void) \
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{ \
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glue(op, MEMSUFFIX)(T0, T1); \
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}
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SPARC_LD_OP(ld, ldl);
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SPARC_LD_OP(ldub, ldub);
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SPARC_LD_OP(lduh, lduw);
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SPARC_LD_OP_S(ldsb, ldsb);
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SPARC_LD_OP_S(ldsh, ldsw);
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/*** Integer store ***/
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SPARC_ST_OP(st, stl);
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SPARC_ST_OP(stb, stb);
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SPARC_ST_OP(sth, stw);
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void OPPROTO glue(op_std, MEMSUFFIX)(void)
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{
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glue(stl, MEMSUFFIX)(T0, T1);
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glue(stl, MEMSUFFIX)((T0 + 4), T2);
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}
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void OPPROTO glue(op_ldstub, MEMSUFFIX)(void)
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{
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T1 = glue(ldub, MEMSUFFIX)(T0);
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glue(stb, MEMSUFFIX)(T0, 0xff); /* XXX: Should be Atomically */
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}
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void OPPROTO glue(op_swap, MEMSUFFIX)(void)
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{
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target_ulong tmp = glue(ldl, MEMSUFFIX)(T0);
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glue(stl, MEMSUFFIX)(T0, T1); /* XXX: Should be Atomically */
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T1 = tmp;
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}
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void OPPROTO glue(op_ldd, MEMSUFFIX)(void)
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{
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T1 = glue(ldl, MEMSUFFIX)(T0);
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T0 = glue(ldl, MEMSUFFIX)((T0 + 4));
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}
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/*** Floating-point store ***/
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void OPPROTO glue(op_stf, MEMSUFFIX) (void)
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{
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glue(stfl, MEMSUFFIX)(T0, FT0);
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}
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void OPPROTO glue(op_stdf, MEMSUFFIX) (void)
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{
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glue(stfq, MEMSUFFIX)(T0, DT0);
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}
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/*** Floating-point load ***/
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void OPPROTO glue(op_ldf, MEMSUFFIX) (void)
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{
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FT0 = glue(ldfl, MEMSUFFIX)(T0);
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}
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void OPPROTO glue(op_lddf, MEMSUFFIX) (void)
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{
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DT0 = glue(ldfq, MEMSUFFIX)(T0);
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}
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#ifdef TARGET_SPARC64
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/* XXX: Should be Atomically */
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/* XXX: There are no cas[x] instructions, only cas[x]a */
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void OPPROTO glue(op_cas, MEMSUFFIX)(void)
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{
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uint32_t tmp;
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tmp = glue(ldl, MEMSUFFIX)(T0);
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T2 &= 0xffffffffULL;
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if (tmp == (T1 & 0xffffffffULL)) {
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glue(stl, MEMSUFFIX)(T0, T2);
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}
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T2 = tmp;
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}
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void OPPROTO glue(op_casx, MEMSUFFIX)(void)
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{
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uint64_t tmp;
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// XXX
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tmp = (uint64_t)glue(ldl, MEMSUFFIX)(T0) << 32;
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tmp |= glue(ldl, MEMSUFFIX)(T0);
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if (tmp == T1) {
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glue(stq, MEMSUFFIX)(T0, T2);
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}
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T2 = tmp;
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}
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void OPPROTO glue(op_ldsw, MEMSUFFIX)(void)
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{
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T1 = (int64_t)(glue(ldl, MEMSUFFIX)(T0) & 0xffffffff);
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}
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SPARC_LD_OP(ldx, ldq);
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SPARC_ST_OP(stx, stq);
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#endif
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#undef MEMSUFFIX
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