Mercurial > hg > truffle
diff src/cpu/x86/vm/graalRuntime_x86.cpp @ 7235:a6bd253a770f
expanded LOG_PRINTF stub to handle up to 3 arguments in addition to the format string
| author | Doug Simon <doug.simon@oracle.com> |
|---|---|
| date | Mon, 17 Dec 2012 11:12:01 +0100 |
| parents | 8a3efb8c831d |
| children | 707e9cca11de |
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--- a/src/cpu/x86/vm/graalRuntime_x86.cpp Mon Dec 17 08:32:49 2012 +0100 +++ b/src/cpu/x86/vm/graalRuntime_x86.cpp Mon Dec 17 11:12:01 2012 +0100 @@ -186,6 +186,36 @@ return call_RT(oop_result1, metadata_result, entry, 3); } +int GraalStubAssembler::call_RT(Register oop_result1, Register metadata_result, address entry, Register arg1, Register arg2, Register arg3, Register arg4) { +#ifdef _LP64 + // if there is any conflict use the stack + if (arg1 == c_rarg2 || arg1 == c_rarg3 || arg1 == c_rarg4 || + arg2 == c_rarg1 || arg2 == c_rarg3 || arg2 == c_rarg4 || + arg3 == c_rarg1 || arg3 == c_rarg2 || arg3 == c_rarg4 || + arg4 == c_rarg1 || arg4 == c_rarg2 || arg4 == c_rarg3) { + push(arg4); + push(arg3); + push(arg2); + push(arg1); + pop(c_rarg1); + pop(c_rarg2); + pop(c_rarg3); + pop(c_rarg4); + } else { + mov(c_rarg1, arg1); + mov(c_rarg2, arg2); + mov(c_rarg3, arg3); + mov(c_rarg4, arg4); + } +#else + push(arg4); + push(arg3); + push(arg2); + push(arg1); +#endif // _LP64 + return call_RT(oop_result1, metadata_result, entry, 4); +} + // Implementation of GraalStubFrame class GraalStubFrame: public StackObj { @@ -1022,7 +1052,7 @@ __ enter(); oop_maps = new OopMapSet(); OopMap* oop_map = save_live_registers(sasm, 0); - int call_offset = __ call_RT(noreg, noreg, (address)graal_log_printf, j_rarg0, j_rarg1, j_rarg2); + int call_offset = __ call_RT(noreg, noreg, (address)graal_log_printf, j_rarg0, j_rarg1, j_rarg2, j_rarg3); oop_maps->add_gc_map(call_offset, oop_map); restore_live_registers(sasm); __ leave();