diff options
Diffstat (limited to 'src/cpu/sparc/vm/sparc.ad')
| -rw-r--r-- | src/cpu/sparc/vm/sparc.ad | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/cpu/sparc/vm/sparc.ad b/src/cpu/sparc/vm/sparc.ad index 42b4cf81b..f7040f54e 100644 --- a/src/cpu/sparc/vm/sparc.ad +++ b/src/cpu/sparc/vm/sparc.ad @@ -1838,6 +1838,12 @@ const bool Matcher::match_rule_supported(int opcode) { case Op_PopCountL: if (!UsePopCountInstruction) return false; + case Op_CompareAndSwapL: +#ifdef _LP64 + case Op_CompareAndSwapP: +#endif + if (!VM_Version::supports_cx8()) + return false; break; } @@ -7199,6 +7205,7 @@ instruct storeLConditional( iRegP mem_ptr, iRegL oldval, g3RegL newval, flagsReg // No flag versions for CompareAndSwap{P,I,L} because matcher can't match them instruct compareAndSwapL_bool(iRegP mem_ptr, iRegL oldval, iRegL newval, iRegI res, o7RegI tmp1, flagsReg ccr ) %{ + predicate(VM_Version::supports_cx8()); match(Set res (CompareAndSwapL mem_ptr (Binary oldval newval))); effect( USE mem_ptr, KILL ccr, KILL tmp1); format %{ @@ -7230,6 +7237,9 @@ instruct compareAndSwapI_bool(iRegP mem_ptr, iRegI oldval, iRegI newval, iRegI r %} instruct compareAndSwapP_bool(iRegP mem_ptr, iRegP oldval, iRegP newval, iRegI res, o7RegI tmp1, flagsReg ccr ) %{ +#ifdef _LP64 + predicate(VM_Version::supports_cx8()); +#endif match(Set res (CompareAndSwapP mem_ptr (Binary oldval newval))); effect( USE mem_ptr, KILL ccr, KILL tmp1); format %{ @@ -7264,6 +7274,38 @@ instruct compareAndSwapN_bool(iRegP mem_ptr, iRegN oldval, iRegN newval, iRegI r ins_pipe( long_memory_op ); %} +instruct xchgI( memory mem, iRegI newval) %{ + match(Set newval (GetAndSetI mem newval)); + format %{ "SWAP [$mem],$newval" %} + size(4); + ins_encode %{ + __ swap($mem$$Address, $newval$$Register); + %} + ins_pipe( long_memory_op ); +%} + +#ifndef _LP64 +instruct xchgP( memory mem, iRegP newval) %{ + match(Set newval (GetAndSetP mem newval)); + format %{ "SWAP [$mem],$newval" %} + size(4); + ins_encode %{ + __ swap($mem$$Address, $newval$$Register); + %} + ins_pipe( long_memory_op ); +%} +#endif + +instruct xchgN( memory mem, iRegN newval) %{ + match(Set newval (GetAndSetN mem newval)); + format %{ "SWAP [$mem],$newval" %} + size(4); + ins_encode %{ + __ swap($mem$$Address, $newval$$Register); + %} + ins_pipe( long_memory_op ); +%} + //--------------------- // Subtraction Instructions // Register Subtraction |