1.1 --- a/src/cpu/sparc/vm/assembler_sparc.cpp Thu Dec 02 17:21:12 2010 -0800
1.2 +++ b/src/cpu/sparc/vm/assembler_sparc.cpp Fri Dec 03 01:34:31 2010 -0800
1.3 @@ -1443,6 +1443,45 @@
1.4 }
1.5 }
1.6
1.7 +int MacroAssembler::size_of_set64(jlong value) {
1.8 + v9_dep();
1.9 +
1.10 + int hi = (int)(value >> 32);
1.11 + int lo = (int)(value & ~0);
1.12 + int count = 0;
1.13 +
1.14 + // (Matcher::isSimpleConstant64 knows about the following optimizations.)
1.15 + if (Assembler::is_simm13(lo) && value == lo) {
1.16 + count++;
1.17 + } else if (hi == 0) {
1.18 + count++;
1.19 + if (low10(lo) != 0)
1.20 + count++;
1.21 + }
1.22 + else if (hi == -1) {
1.23 + count += 2;
1.24 + }
1.25 + else if (lo == 0) {
1.26 + if (Assembler::is_simm13(hi)) {
1.27 + count++;
1.28 + } else {
1.29 + count++;
1.30 + if (low10(hi) != 0)
1.31 + count++;
1.32 + }
1.33 + count++;
1.34 + }
1.35 + else {
1.36 + count += 2;
1.37 + if (low10(hi) != 0)
1.38 + count++;
1.39 + if (low10(lo) != 0)
1.40 + count++;
1.41 + count += 2;
1.42 + }
1.43 + return count;
1.44 +}
1.45 +
1.46 // compute size in bytes of sparc frame, given
1.47 // number of extraWords
1.48 int MacroAssembler::total_frame_size_in_bytes(int extraWords) {
