ack/mach/proto/fp/build.lua
George Koehler 1df4db99c9 Optimize libfp. Don't lose -O6 in ackcflags.
This drops 124 bytes from the mandelbrot command (from 15015 to 14891
bytes) but has almost no effect on performance; the command takes
about 144 seconds (in YAZE-AG) both before and after optimizing libfp.
2018-04-25 22:48:28 -04:00

54 lines
1 KiB
Lua

include("plat/build.lua")
-- For now, all floats are little-endian.
local byte_order = "mach/i86/libfp/byte_order.h"
-- For now, only cpm uses software floating-point.
for _, plat in ipairs({"cpm"}) do
local edits = {}
for _, src in fpairs("./*.c", "./*.e") do
-- Compile each src file into assembly code.
local n = basename(src):gsub("%.%w*$", "")
local assembly = ackfile {
name = "s_"..plat.."/"..n,
srcs = { src },
deps = {
"./*.h",
byte_order,
},
suffix = ".s",
vars = {
["+ackcflags"] = { "-I"..dirname(byte_order) },
plat = plat
}
}
-- Run FP.script to edit the assembly code.
edits[#edits+1] = normalrule {
name = "ed_"..plat.."/"..n,
ins = {
"./FP.script",
assembly,
},
outleaves = { n..".s" },
commands = {
"ed -s %{ins[2]} <%{ins[1]} >%{outs}"
}
}
end
acklibrary {
name = "lib_"..plat,
srcs = { edits },
vars = { plat = plat }
}
installable {
name = "pkg_"..plat,
map = {
["$(PLATIND)/"..plat.."/libfp.a"] = "+lib_"..plat,
}
}
end