--- a/hotspot/src/cpu/x86/vm/x86_32.ad Fri May 29 17:04:21 2015 +0300
+++ b/hotspot/src/cpu/x86/vm/x86_32.ad Fri May 29 17:04:22 2015 +0300
@@ -5431,18 +5431,18 @@
%}
// Load Unsigned Byte (8 bit UNsigned) with mask into Long Register
-instruct loadUB2L_immI8(eRegL dst, memory mem, immI8 mask, eFlagsReg cr) %{
+instruct loadUB2L_immI(eRegL dst, memory mem, immI mask, eFlagsReg cr) %{
match(Set dst (ConvI2L (AndI (LoadUB mem) mask)));
effect(KILL cr);
- format %{ "MOVZX8 $dst.lo,$mem\t# ubyte & 8-bit mask -> long\n\t"
+ format %{ "MOVZX8 $dst.lo,$mem\t# ubyte & 32-bit mask -> long\n\t"
"XOR $dst.hi,$dst.hi\n\t"
- "AND $dst.lo,$mask" %}
+ "AND $dst.lo,right_n_bits($mask, 8)" %}
ins_encode %{
Register Rdst = $dst$$Register;
__ movzbl(Rdst, $mem$$Address);
__ xorl(HIGH_FROM_LOW(Rdst), HIGH_FROM_LOW(Rdst));
- __ andl(Rdst, $mask$$constant);
+ __ andl(Rdst, $mask$$constant & right_n_bits(8));
%}
ins_pipe(ialu_reg_mem);
%}
@@ -5550,19 +5550,19 @@
ins_pipe(ialu_reg_mem);
%}
-// Load Unsigned Short/Char (16 bit UNsigned) with a 16-bit mask into Long Register
-instruct loadUS2L_immI16(eRegL dst, memory mem, immI16 mask, eFlagsReg cr) %{
+// Load Unsigned Short/Char (16 bit UNsigned) with a 32-bit mask into Long Register
+instruct loadUS2L_immI(eRegL dst, memory mem, immI mask, eFlagsReg cr) %{
match(Set dst (ConvI2L (AndI (LoadUS mem) mask)));
effect(KILL cr);
- format %{ "MOVZX $dst.lo, $mem\t# ushort/char & 16-bit mask -> long\n\t"
+ format %{ "MOVZX $dst.lo, $mem\t# ushort/char & 32-bit mask -> long\n\t"
"XOR $dst.hi,$dst.hi\n\t"
- "AND $dst.lo,$mask" %}
+ "AND $dst.lo,right_n_bits($mask, 16)" %}
ins_encode %{
Register Rdst = $dst$$Register;
__ movzwl(Rdst, $mem$$Address);
__ xorl(HIGH_FROM_LOW(Rdst), HIGH_FROM_LOW(Rdst));
- __ andl(Rdst, $mask$$constant);
+ __ andl(Rdst, $mask$$constant & right_n_bits(16));
%}
ins_pipe(ialu_reg_mem);
%}