From 247ed2379d92c42d1b52cdda4a8cc80bdb9a239d Mon Sep 17 00:00:00 2001 From: Gabe Black Date: Mon, 17 Aug 2009 18:15:42 -0700 Subject: [PATCH] X86: Implement the versions of PUNPCKLBW that use MMX registers. --- src/arch/x86/isa/decoder/two_byte_opcodes.isa | 2 +- .../data_reordering/unpack_and_interleave.py | 17 +++++++++++++++-- 2 files changed, 16 insertions(+), 3 deletions(-) diff --git a/src/arch/x86/isa/decoder/two_byte_opcodes.isa b/src/arch/x86/isa/decoder/two_byte_opcodes.isa index 9efb96803..c78021b3c 100644 --- a/src/arch/x86/isa/decoder/two_byte_opcodes.isa +++ b/src/arch/x86/isa/decoder/two_byte_opcodes.isa @@ -551,7 +551,7 @@ 0x0C: decode LEGACY_DECODEVAL { // no prefix 0x0: decode OPCODE_OP_BOTTOM3 { - 0x0: punpcklbw_Pq_Qd(); + 0x0: Inst::PUNPCKLBW(Pq,Qd); 0x1: punpcklwd_Pq_Qd(); 0x2: punpckldq_Pq_Qd(); 0x3: packsswb_Pq_Qq(); diff --git a/src/arch/x86/isa/insts/simd64/integer/data_reordering/unpack_and_interleave.py b/src/arch/x86/isa/insts/simd64/integer/data_reordering/unpack_and_interleave.py index 1f4c617dd..8f3c35749 100644 --- a/src/arch/x86/isa/insts/simd64/integer/data_reordering/unpack_and_interleave.py +++ b/src/arch/x86/isa/insts/simd64/integer/data_reordering/unpack_and_interleave.py @@ -54,10 +54,23 @@ # Authors: Gabe Black microcode = ''' +def macroop PUNPCKLBW_MMX_MMX { + unpack mmx, mmx, mmxm, sel=0, size=1 +}; + +def macroop PUNPCKLBW_MMX_M { + ldfp ufp1, seg, sib, disp, dataSize=8 + unpack mmx, mmx, ufp1, sel=0, size=1 +}; + +def macroop PUNPCKLBW_MMX_P { + rdip t7 + ldfp ufp1, seg, riprel, disp, dataSize=8 + unpack mmx, mmx, ufp1, sel=0, size=1 +}; +''' # PUNPCKHBW # PUNPCKHWD # PUNPCKHDQ -# PUNPCKLBW # PUNPCKLWD # PUNPCKLDQ -''' -- 2.30.2