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From 55f70823242aa4e6acc248bde5cf8194ba1b27e3 Mon Sep 17 00:00:00 2001
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From: Mike Pall <mike>
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Date: Tue, 5 Jun 2018 12:23:29 +0200
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Subject: [PATCH 43/72] x86: Disassemble FMA3 instructions.
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Thanks to Alexander Nasonov.
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---
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src/jit/dis_x86.lua | 24 +++++++++++++++++++++++-
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1 file changed, 23 insertions(+), 1 deletion(-)
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diff --git a/src/jit/dis_x86.lua b/src/jit/dis_x86.lua
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index 4371233..3a68c93 100644
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--- a/src/jit/dis_x86.lua
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+++ b/src/jit/dis_x86.lua
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@@ -239,6 +239,24 @@ nil,"||psrlvVSXrvm","||psravdXrvm","||psllvVSXrvm",
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--8x
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[0x8c] = "||pmaskmovXrvVSm",
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[0x8e] = "||pmaskmovVSmXvr",
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+--9x
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+[0x96] = "||fmaddsub132pHXrvm",[0x97] = "||fmsubadd132pHXrvm",
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+[0x98] = "||fmadd132pHXrvm",[0x99] = "||fmadd132sHXrvm",
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+[0x9a] = "||fmsub132pHXrvm",[0x9b] = "||fmsub132sHXrvm",
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+[0x9c] = "||fnmadd132pHXrvm",[0x9d] = "||fnmadd132sHXrvm",
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+[0x9e] = "||fnmsub132pHXrvm",[0x9f] = "||fnmsub132sHXrvm",
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+--Ax
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+[0xa6] = "||fmaddsub213pHXrvm",[0xa7] = "||fmsubadd213pHXrvm",
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+[0xa8] = "||fmadd213pHXrvm",[0xa9] = "||fmadd213sHXrvm",
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+[0xaa] = "||fmsub213pHXrvm",[0xab] = "||fmsub213sHXrvm",
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+[0xac] = "||fnmadd213pHXrvm",[0xad] = "||fnmadd213sHXrvm",
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+[0xae] = "||fnmsub213pHXrvm",[0xaf] = "||fnmsub213sHXrvm",
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+--Bx
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+[0xb6] = "||fmaddsub231pHXrvm",[0xb7] = "||fmsubadd231pHXrvm",
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+[0xb8] = "||fmadd231pHXrvm",[0xb9] = "||fmadd231sHXrvm",
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+[0xba] = "||fmsub231pHXrvm",[0xbb] = "||fmsub231sHXrvm",
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+[0xbc] = "||fnmadd231pHXrvm",[0xbd] = "||fnmadd231sHXrvm",
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+[0xbe] = "||fnmsub231pHXrvm",[0xbf] = "||fnmsub231sHXrvm",
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--Dx
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[0xdc] = "||aesencXrvm", [0xdd] = "||aesenclastXrvm",
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[0xde] = "||aesdecXrvm", [0xdf] = "||aesdeclastXrvm",
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@@ -483,7 +501,7 @@ local function putpat(ctx, name, pat)
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local operands, regs, sz, mode, sp, rm, sc, rx, sdisp
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local code, pos, stop, vexl = ctx.code, ctx.pos, ctx.stop, ctx.vexl
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- -- Chars used: 1DFGIMPQRSTUVWXYabcdfgijlmoprstuvwxyz
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+ -- Chars used: 1DFGHIMPQRSTUVWXYabcdfgijlmoprstuvwxyz
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for p in gmatch(pat, ".") do
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local x = nil
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if p == "V" or p == "U" then
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@@ -506,6 +524,9 @@ local function putpat(ctx, name, pat)
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sz = ctx.o16 and "X" or "M"; ctx.o16 = false
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if sz == "X" and vexl then sz = "Y"; ctx.vexl = false end
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regs = map_regs[sz]
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+ elseif p == "H" then
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+ name = name..(ctx.rexw and "d" or "s")
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+ ctx.rexw = false
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elseif p == "S" then
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name = name..lower(sz)
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elseif p == "s" then
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@@ -735,6 +756,7 @@ map_act = {
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V = putpat, U = putpat, T = putpat,
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M = putpat, X = putpat, P = putpat,
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F = putpat, G = putpat, Y = putpat,
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+ H = putpat,
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-- Collect prefixes.
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[":"] = function(ctx, name, pat)
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--
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2.20.1
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