1.1 --- a/src/share/vm/c1/c1_LIR.cpp Mon Aug 31 08:31:45 2009 -0700
1.2 +++ b/src/share/vm/c1/c1_LIR.cpp Mon Aug 31 17:07:53 2009 -0700
1.3 @@ -567,8 +567,6 @@
1.4 case lir_rem:
1.5 case lir_sqrt:
1.6 case lir_abs:
1.7 - case lir_log:
1.8 - case lir_log10:
1.9 case lir_logic_and:
1.10 case lir_logic_or:
1.11 case lir_logic_xor:
1.12 @@ -644,13 +642,16 @@
1.13
1.14 case lir_tan:
1.15 case lir_sin:
1.16 - case lir_cos: {
1.17 + case lir_cos:
1.18 + case lir_log:
1.19 + case lir_log10: {
1.20 assert(op->as_Op2() != NULL, "must be");
1.21 LIR_Op2* op2 = (LIR_Op2*)op;
1.22
1.23 - // sin and cos need two temporary fpu stack slots, so register
1.24 - // two temp operands. Register input operand as temp to
1.25 - // guarantee that they do not overlap
1.26 + // On x86 tan/sin/cos need two temporary fpu stack slots and
1.27 + // log/log10 need one so handle opr2 and tmp as temp inputs.
1.28 + // Register input operand as temp to guarantee that it doesn't
1.29 + // overlap with the input.
1.30 assert(op2->_info == NULL, "not used");
1.31 assert(op2->_opr1->is_valid(), "used");
1.32 do_input(op2->_opr1); do_temp(op2->_opr1);
