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Pick unused X char to force REX.W in DynASM x64.

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This commit is contained in:
Mike Pall 2009-12-10 12:52:32 +01:00
parent 33171e8180
commit d12d036023
1 changed files with 7 additions and 7 deletions
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14
dynasm/dasm_x86.lua
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@ -853,7 +853,7 @@ end
-- Hex chars are accumulated to form the opcode (left to right).
-- "n" disables the standard opcode mods
-- (otherwise: -1 for "b", o16 prefix for "w", rex.w for "q")
-- "W" Force REX.W.
-- "X" Force REX.W.
-- "r"/"R" adds the reg. number from the 1st/2nd operand to the opcode.
-- "m"/"M" generates ModRM/SIB from the 1st/2nd operand.
-- The spare 3 bits are either filled with the last hex digit or
@ -1158,8 +1158,8 @@ local map_op = {
cvtps2pd_2 = "rro:0F5ArM|rx/oq:",
cvtsd2si_2 = "rr/do:F20F2DrM|rr/qo:|rx/dq:|rxq:",
cvtsd2ss_2 = "rro:F20F5ArM|rx/oq:",
cvtsi2sd_2 = "rm/od:F20F2ArM|rm/oq:F20F2ArWM",
cvtsi2ss_2 = "rm/od:F30F2ArM|rm/oq:F30F2ArWM",
cvtsi2sd_2 = "rm/od:F20F2ArM|rm/oq:F20F2ArXM",
cvtsi2ss_2 = "rm/od:F30F2ArM|rm/oq:F30F2ArXM",
cvtss2sd_2 = "rro:F30F5ArM|rx/od:",
cvtss2si_2 = "rr/do:F20F2CrM|rr/qo:|rxd:|rx/qd:",
cvttpd2dq_2 = "rmo:660FE6rM",
@ -1172,7 +1172,7 @@ local map_op = {
mfence_0 = "0FAEF0",
movapd_2 = "rmo:660F28rM|mro:660F29Rm",
movaps_2 = "rmo:0F28rM|mro:0F29Rm",
movd_2 = "rm/od:660F6ErM|rm/oq:660F6EWrM|mr/do:660F7ERm|mr/qo:",
movd_2 = "rm/od:660F6ErM|rm/oq:660F6ErXM|mr/do:660F7ERm|mr/qo:",
movdqa_2 = "rmo:660F6FrM|mro:660F7FRm",
movdqu_2 = "rmo:F30F6FrM|mro:F30F7FRm",
movhlps_2 = "rro:0F12rM",
@ -1319,7 +1319,7 @@ local map_op = {
blendvps_3 = "rmRo:660F3814rM",
dppd_3 = "rmio:660F3A41rMU",
dpps_3 = "rmio:660F3A40rMU",
extractps_3 = "mri/do:660F3A17RmU|rri/qo:660F3A17RWmU",
extractps_3 = "mri/do:660F3A17RmU|rri/qo:660F3A17RXmU",
insertps_3 = "rrio:660F3A41rMU|rxi/od:",
movntdqa_2 = "rmo:660F382ArM",
mpsadbw_3 = "rmio:660F3A42rMU",
@ -1334,7 +1334,7 @@ local map_op = {
phminposuw_2 = "rmo:660F3841rM",
pinsrb_3 = "rri/od:660F3A20nrMU|rxi/ob:",
pinsrd_3 = "rmi/od:660F3A22rMU",
pinsrq_3 = "rmi/oq:660F3A22rWMU",
pinsrq_3 = "rmi/oq:660F3A22rXMU",
pmaxsb_2 = "rmo:660F383CrM",
pmaxsd_2 = "rmo:660F383DrM",
pmaxud_2 = "rmo:660F383FrM",
@ -1465,7 +1465,7 @@ local function dopattern(pat, args, sz, op)
addin = nil
elseif c == "n" then -- Disable operand size mods for opcode.
szov = nil
elseif c == "W" then -- Force REX.W.
elseif c == "X" then -- Force REX.W.
rex = 8
elseif c == "r" then -- Merge 1st operand regno. into opcode.
addin = args[1]; opcode = opcode + (addin.reg % 8)