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microwatt/scripts
Paul Mackerras fa9df33f7e Implement cfuged, pdepd and pextd
This implements the cfuged, pdepd and pextd instructions in a new unit
called bit_sorter (so called because cfuged and pextd can be viewed as
sorting the bits of the mask).

The cnt* instructions and the popcnt* instructions now use the same
OP_COUNTB insn_type so as to free up an insn_type value to use for the
new instructions.

The new instructions are implemented using a slow and simple algorithm
that takes 64 cycles to compute the result.  The ex1 stage is stalled
while this happens, as for a 64-bit multiply, or for a divide when
there is no FPU.

Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
1 month ago
..
fmt_log Implement cfuged, pdepd and pextd 1 month ago
mw_debug execute1: Make CFAR able to be written using mtspr and read using DMI debug 1 month ago
bin2hex.py
dependencies.py
gen_icache_tb.py
make_version.sh syscon: Implement a register for storing git hash info 2 years ago
make_version_fusesoc.py syscon: Implement a register for storing git hash info 2 years ago
run_test.sh scripts/run_test: Use grep -E instead of egrep 1 year ago
run_test_console.sh test: Add test for metavalues 3 years ago
test_micropython.py
test_micropython_long.py
test_micropython_verilator.py
test_micropython_verilator_long.py
vhdltags