History

Alyssa Rosenzweig 847361ba07 panfrost: Remove load_kernel_input path Now the state tracker's responsible to lower away for us (and the state tracker can do it correctly, our implementation is incorrect with a strict reading of the Gallium contract). Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/18658>		2022-10-05 16:09:21 +00:00
..
test	pan/bi: Strip negate when lowering swizzles	2022-09-19 17:22:58 +00:00
valhall	pan/va: Add 8-bit integer max assembler case	2022-09-19 17:22:58 +00:00
ISA.xml	pan/bi: Add phi nodes	2022-09-02 16:03:23 +00:00
Notes.txt	…
README.md	…
bi_builder.h.py	pan/bi: Dynamically allocate source/dests	2022-09-02 16:03:23 +00:00
bi_helper_invocations.c	pan/bi: Add and use bi_foreach_ssa_src macro	2022-09-02 16:03:24 +00:00
bi_layout.c	…
bi_liveness.c	pan/bi: Add and use bi_foreach_ssa_src macro	2022-09-02 16:03:24 +00:00
bi_lower_divergent_indirects.c	…
bi_lower_swizzle.c	pan/bi: Strip negate when lowering swizzles	2022-09-19 17:22:58 +00:00
bi_lower_xfb.c	…
bi_opcodes.c.py	…
bi_opcodes.h.py	…
bi_opt_constant_fold.c	pan/bi: Assume non-null sources in constant folding	2022-09-02 16:03:23 +00:00
bi_opt_copy_prop.c	pan/bi: Add and use bi_replace_src helper	2022-09-02 16:03:24 +00:00
bi_opt_cse.c	pan/bi: Add and use bi_replace_src helper	2022-09-02 16:03:24 +00:00
bi_opt_dce.c	pan/bi: Add and use bi_foreach_ssa_src macro	2022-09-02 16:03:24 +00:00
bi_opt_dual_tex.c	pan/bi: Introduce TEXC_DUAL psuedoinstruction	2022-09-02 16:03:23 +00:00
bi_opt_message_preload.c	pan/bi: Assume SSA in minor passes	2022-09-02 16:03:23 +00:00
bi_opt_mod_props.c	pan/bi: Remove assert(bi_is_ssa(dest))	2022-09-02 16:03:24 +00:00
bi_opt_push_ubo.c	pan/bi: Use variable src/dest for collect/split	2022-09-02 16:03:23 +00:00
bi_pack.c	pan/bi: Use safe helpers to remove srcs/dests	2022-09-02 16:03:23 +00:00
bi_packer.c.py	…
bi_pressure_schedule.c	pan/bi: Add and use bi_foreach_ssa_src macro	2022-09-02 16:03:24 +00:00
bi_print.c	…
bi_print_common.c	…
bi_print_common.h	…
bi_printer.c.py	pan/bi: Remove NIR registers from the IR	2022-09-02 16:03:24 +00:00
bi_quirks.h	…
bi_ra.c	pan/bi: Fix memory leaks.	2022-09-18 10:18:04 -07:00
bi_schedule.c	pan/bi: Add and use bi_replace_src helper	2022-09-02 16:03:24 +00:00
bi_scoreboard.c	pan/bi: Don't read nonexistant sources	2022-09-02 16:03:23 +00:00
bi_test.h	pan/bi: Dynamically allocate source/dests	2022-09-02 16:03:23 +00:00
bi_validate.c	pan/bi: Strengenth assert in the validator	2022-09-02 16:03:24 +00:00
bifrost.h	…
bifrost_compile.c	panfrost: Remove load_kernel_input path	2022-10-05 16:09:21 +00:00
bifrost_compile.h	pan/bi: Lower fisnormal	2022-09-19 17:22:58 +00:00
bifrost_isa.py	pan/bi: Add variable dest/src support to builder	2022-09-02 16:03:23 +00:00
bifrost_nir.h	pan/bi: Optimize bitwise arithmetic of booleans	2022-08-19 20:48:37 +00:00
bifrost_nir_algebraic.py	pan/bi: Implement unpack_64_2x32	2022-09-19 17:22:58 +00:00
bir.c	pan/bi: Add and use bi_num_successors helper	2022-09-02 16:03:24 +00:00
cmdline.c	…
compiler.h	pan/bi: Add and use bi_num_successors helper	2022-09-02 16:03:24 +00:00
disassemble.c	…
disassemble.h	…
gen_disasm.py	…
meson.build	pan/bi: Unit test swizzle lowering	2022-09-19 17:22:58 +00:00
nodearray.h	…

README.md

Bifrost compiler

Register file

Defined partially in software, partially in hardware.

Blend shaders

R0 - R3: input (color #0) R4 - R7: input (color #1) R8 - R15: general purpose R48: return address

Fragment

Anything live during BLEND must respect blend shader registers.

R0 - R3: preloaded (message #0) R4 - R7: preloaded (message #1) R57 - R63: preloaded (various)

R0 - R15: general purpose (full threads) R48 - R63: general purpose (full threads)

R32 - R47: general purpose (half threads, or v6)