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Adding S mode instructions support

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niravthakkar 2016-12-14 13:08:32 +05:30 committed by GitHub
parent 45669fecef
commit bc490013a3
1 changed files with 10 additions and 2 deletions
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8
dynasm/dasm_s390x.lua
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@ -1169,6 +1169,8 @@ map_op = {
sqdb_2 = "ed0000000015RXE",
-- RRF-b instructions
didbr_4 = "0000b3580000RRF-b",
-- S mode instructions
stfl_1 = "0000b2b10000sS",
}
for cond,c in pairs(map_cond) do
-- Extended mnemonics for branches.
@ -1298,6 +1300,12 @@ local function parse_template(params, template, nparams, pos)
wputhw(op1);
op2 = op2 + shl(parse_reg(params[1]),4) + shl(parse_reg(params[2]),12) + parse_reg(params[3]) + parse_mask(params[4])
wputhw(op2)
elseif p =="sS" then
wputhw(op1);
local d, b, a = parse_mem_b(params[1])
op2 = op2 + shl(b,12) + d;
wputhw(op2)
if a then a() end
elseif p == "w" then
local mode, n, s = parse_label(params[1])
wputhw(op1)