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src/cpu/ppc/vm/assembler_ppc.inline.hpp

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rev 13389 : PPC: Implement MulAdd and SquareToLen intrinsics

This implementation is based on the algorithm implemented in java. It
yields a performance speedup of:
JDK8 - 23%
JDK9 - 5%
JDK10 - 5%

@@ -162,10 +162,11 @@
 
 // extended mnemonics
 inline void Assembler::li(   Register d, int si16)             { Assembler::addi_r0ok( d, R0, si16); }
 inline void Assembler::lis(  Register d, int si16)             { Assembler::addis_r0ok(d, R0, si16); }
 inline void Assembler::addir(Register d, int si16, Register a) { Assembler::addi(d, a, si16); }
+inline void Assembler::subi( Register d, Register a, int si16) { Assembler::addi(d, a, -si16); }
 
 // PPC 1, section 3.3.9, Fixed-Point Compare Instructions
 inline void Assembler::cmpi(  ConditionRegister f, int l, Register a, int si16)   { emit_int32( CMPI_OPCODE  | bf(f) | l10(l) | ra(a) | simm(si16,16)); }
 inline void Assembler::cmp(   ConditionRegister f, int l, Register a, Register b) { emit_int32( CMP_OPCODE   | bf(f) | l10(l) | ra(a) | rb(b)); }
 inline void Assembler::cmpli( ConditionRegister f, int l, Register a, int ui16)   { emit_int32( CMPLI_OPCODE | bf(f) | l10(l) | ra(a) | uimm(ui16,16)); }
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