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8144771: Use AVX3 instructions for string compare

Browse source 
Co-authored-by: Michael C Berg <michael.c.berg@intel.com>
Reviewed-by: kvn, thartmann
This commit is contained in:
Jan Civlin 2015-12-14 14:48:30 -08:00 • committed by Vladimir Kozlov
parent 6f27a97d77
commit a08d3805f0
6 changed files with 234 additions and 103 deletions
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16
hotspot/src/cpu/x86/vm/assembler_x86.hpp
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@ -655,12 +655,6 @@ private:
int simd_prefix_and_encode(XMMRegister dst, XMMRegister nds, XMMRegister src, VexSimdPrefix pre,
VexOpcode opc, InstructionAttr *attributes);
int kreg_prefix_and_encode(KRegister dst, KRegister nds, KRegister src, VexSimdPrefix pre,
VexOpcode opc, InstructionAttr *attributes);
int kreg_prefix_and_encode(KRegister dst, KRegister nds, Register src, VexSimdPrefix pre,
VexOpcode opc, InstructionAttr *attributes);
// Helper functions for groups of instructions
void emit_arith_b(int op1, int op2, Register dst, int imm8);
@ -1331,12 +1325,17 @@ private:
void movddup(XMMRegister dst, XMMRegister src);
void kmovbl(KRegister dst, Register src);
void kmovbl(Register dst, KRegister src);
void kmovwl(KRegister dst, Register src);
void kmovwl(Register dst, KRegister src);
void kmovdl(KRegister dst, Register src);
void kmovdl(Register dst, KRegister src);
void kmovql(KRegister dst, KRegister src);
void kmovql(KRegister dst, Register src);
void kmovql(Address dst, KRegister src);
void kmovql(KRegister dst, Address src);
void kmovql(KRegister dst, Register src);
void kmovql(Register dst, KRegister src);
void kortestbl(KRegister dst, KRegister src);
void kortestwl(KRegister dst, KRegister src);
@ -1521,14 +1520,17 @@ private:
void pcmpeqb(XMMRegister dst, XMMRegister src);
void vpcmpeqb(XMMRegister dst, XMMRegister nds, XMMRegister src, int vector_len);
void evpcmpeqb(KRegister kdst, XMMRegister nds, XMMRegister src, int vector_len);
void evpcmpeqb(KRegister kdst, XMMRegister nds, Address src, int vector_len);
void pcmpeqw(XMMRegister dst, XMMRegister src);
void vpcmpeqw(XMMRegister dst, XMMRegister nds, XMMRegister src, int vector_len);
void evpcmpeqw(KRegister kdst, XMMRegister nds, XMMRegister src, int vector_len);
void evpcmpeqw(KRegister kdst, XMMRegister nds, Address src, int vector_len);
void pcmpeqd(XMMRegister dst, XMMRegister src);
void vpcmpeqd(XMMRegister dst, XMMRegister nds, XMMRegister src, int vector_len);
void evpcmpeqd(KRegister kdst, XMMRegister nds, XMMRegister src, int vector_len);
void evpcmpeqd(KRegister kdst, XMMRegister nds, Address src, int vector_len);
void pcmpeqq(XMMRegister dst, XMMRegister src);
void vpcmpeqq(XMMRegister dst, XMMRegister nds, XMMRegister src, int vector_len);