--- a/hotspot/src/cpu/x86/vm/x86_32.ad Thu Oct 22 19:03:52 2015 +0000
+++ b/hotspot/src/cpu/x86/vm/x86_32.ad Thu Oct 22 21:39:25 2015 -0700
@@ -9950,41 +9950,6 @@
ins_pipe( pipe_slow );
%}
-instruct logDPR_reg(regDPR1 dst, regDPR1 src) %{
- predicate (UseSSE<=1);
- // The source Double operand on FPU stack
- match(Set dst (LogD src));
- // fldln2 ; push log_e(2) on the FPU stack; full 80-bit number
- // fxch ; swap ST(0) with ST(1)
- // fyl2x ; compute log_e(2) * log_2(x)
- format %{ "FLDLN2 \t\t\t#Log_e\n\t"
- "FXCH \n\t"
- "FYL2X \t\t\t# Q=Log_e*Log_2(x)"
- %}
- ins_encode( Opcode(0xD9), Opcode(0xED), // fldln2
- Opcode(0xD9), Opcode(0xC9), // fxch
- Opcode(0xD9), Opcode(0xF1)); // fyl2x
-
- ins_pipe( pipe_slow );
-%}
-
-instruct logD_reg(regD dst, regD src, eFlagsReg cr) %{
- predicate (UseSSE>=2);
- effect(KILL cr);
- // The source and result Double operands in XMM registers
- match(Set dst (LogD src));
- // fldln2 ; push log_e(2) on the FPU stack; full 80-bit number
- // fyl2x ; compute log_e(2) * log_2(x)
- format %{ "FLDLN2 \t\t\t#Log_e\n\t"
- "FYL2X \t\t\t# Q=Log_e*Log_2(x)"
- %}
- ins_encode( Opcode(0xD9), Opcode(0xED), // fldln2
- Push_SrcD(src),
- Opcode(0xD9), Opcode(0xF1), // fyl2x
- Push_ResultD(dst));
- ins_pipe( pipe_slow );
-%}
-
//-------------Float Instructions-------------------------------
// Float Math