Mesa (master): freedreno: Add afuc regression test
GitLab Mirror
gitlab-mirror at kemper.freedesktop.org
Tue Aug 18 16:27:31 UTC 2020
Module: Mesa
Branch: master
Commit: 7c98066e8051fe17c5cd2669dd3a8db14c0bfd1e
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=7c98066e8051fe17c5cd2669dd3a8db14c0bfd1e
Author: Connor Abbott <cwabbott0 at gmail.com>
Date: Tue Aug 18 14:38:46 2020 +0200
freedreno: Add afuc regression test
a5xx is still TODO, but at least this is a start.
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6368>
---
src/freedreno/.gitlab-ci/genoutput.sh | 7 +-
src/freedreno/.gitlab-ci/reference/afuc_test.asm | 238 ++++++++++++++++++
src/freedreno/.gitlab-ci/reference/afuc_test.fw | Bin 0 -> 900 bytes
src/freedreno/.gitlab-ci/traces/afuc_test.asm | 291 +++++++++++++++++++++++
4 files changed, 535 insertions(+), 1 deletion(-)
diff --git a/src/freedreno/.gitlab-ci/genoutput.sh b/src/freedreno/.gitlab-ci/genoutput.sh
index a2ddff037b9..1d8ac85cef2 100755
--- a/src/freedreno/.gitlab-ci/genoutput.sh
+++ b/src/freedreno/.gitlab-ci/genoutput.sh
@@ -10,11 +10,12 @@ set -e
# input/output directories:
base=src/freedreno
traces=$base/.gitlab-ci/traces
+reference=$base/.gitlab-ci/reference
output=$base/.gitlab-ci/out
# use the --update arg to update reference output:
if [ "$1" = "--update" ]; then
- output=src/freedreno/.gitlab-ci/reference
+ output=$reference
fi
mkdir -p $output
@@ -22,6 +23,8 @@ mkdir -p $output
# binary locations:
cffdump=./install/bin/cffdump
crashdec=./install/bin/crashdec
+asm=./install/bin/afuc-asm
+disasm=./install/bin/afuc-disasm
# helper to filter out paths that can change depending on
# who is building:
@@ -50,3 +53,5 @@ $cffdump --script $base/decode/scripts/parse-submits.lua $traces/shadow.rd.gz |
$crashdec -sf $traces/crash.devcore | filter $output/crash.log
+$asm -g 6 $traces/afuc_test.asm $output/afuc_test.fw
+$disasm -g 6 $reference/afuc_test.fw | filter $output/afuc_test.asm
diff --git a/src/freedreno/.gitlab-ci/reference/afuc_test.asm b/src/freedreno/.gitlab-ci/reference/afuc_test.asm
new file mode 100644
index 00000000000..e955d6a3362
--- /dev/null
+++ b/src/freedreno/.gitlab-ci/reference/afuc_test.asm
@@ -0,0 +1,238 @@
+; a6xx microcode
+; Disassembling microcode: src/freedreno/.gitlab-ci/reference/afuc_test.fw
+; Version: 01000001
+
+ [01000001] ; nop
+ [01000060] ; nop
+ mov $02, 0x0883 ; CP_SCRATCH[0].REG
+ mov $03, 0xbeef
+ mov $04, 0xdead << 16
+ or $03, $03, $04
+ cwrite $02, [$00 + @REG_WRITE_ADDR], 0x0
+ cwrite $03, [$00 + @REG_WRITE], 0x0
+ waitin
+ mov $01, $data
+
+CP_ME_INIT:
+ mov $02, 0x0002
+ waitin
+ mov $01, $data
+
+CP_MEM_WRITE:
+ mov $addr, 0x00a0 << 24
+ mov $02, 0x0004
+ (xmov1)add $data, $02, $data
+ mov $addr, 0xa204 << 16
+ (rep)(xmov3)mov $data, $data
+ waitin
+ mov $01, $data
+
+CP_SCRATCH_WRITE:
+ mov $02, 0x00ff
+ (rep)cwrite $data, [$02 + 0x001], 0x4
+ waitin
+ mov $01, $data
+
+CP_SET_SECURE_MODE:
+ mov $02, $data
+ setsecure $02, #l000
+ l001: jump #l001
+ nop
+ l000: waitin
+ mov $01, $data
+fxn00:
+ l004: cmp $04, $02, $03
+ breq $04, b0, #l002
+ brne $04, b1, #l003
+ breq $04, b2, #l004
+ sub $03, $03, $02
+ l003: jump #l004
+ sub $02, $02, $03
+ l002: ret
+ nop
+
+CP_REG_RMW:
+ cwrite $data, [$00 + @REG_READ_ADDR], 0x0
+ add $02, $addr2, 0x0042
+ addhi $03, $00, $addr2
+ sub $02, $02, $addr2
+ call #fxn00
+ subhi $03, $03, $addr2
+ and $02, $02, $addr2
+ or $02, $02, 0x0001
+ xor $02, $02, 0x0001
+ not $02, $02
+ shl $02, $02, $addr2
+ ushr $02, $02, $addr2
+ ishr $02, $02, $addr2
+ rot $02, $02, $addr2
+ min $02, $02, $addr2
+ max $02, $02, $addr2
+ mul8 $02, $02, $addr2
+ msb $02, $02
+ mov $addr2, $data
+ mov $data, $02
+ waitin
+ mov $01, $data
+
+CP_MEMCPY:
+ mov $02, $data
+ mov $03, $data
+ mov $04, $data
+ mov $05, $data
+ mov $06, $data
+ l006: breq $06, 0x0, #l005
+ cwrite $03, [$00 + @LOAD_STORE_HI], 0x0
+ load $07, [$02 + 0x004], 0x4
+ cwrite $05, [$00 + @LOAD_STORE_HI], 0x0
+ jump #l006
+ store $07, [$04 + 0x004], 0x4
+ l005: waitin
+ mov $01, $data
+
+CP_MEM_TO_MEM:
+ cwrite $data, [$00 + @MEM_READ_ADDR], 0x0
+ cwrite $data, [$00 + @MEM_READ_ADDR+0x1], 0x0
+ mov $02, $data
+ cwrite $data, [$00 + @LOAD_STORE_HI], 0x0
+ mov $rem, $data
+ cwrite $rem, [$00 + @MEM_READ_DWORDS], 0x0
+ (rep)store $addr, [$02 + 0x004], 0x4
+ waitin
+ mov $01, $data
+
+UNKN15:
+ cread $02, [$00 + 0x101], 0x0
+ brne $02, 0x1, #l007
+ nop
+ preemptleave #l001
+ nop
+ nop
+ nop
+ waitin
+ mov $01, $data
+ l007: iret
+ nop
+
+UNKN0:
+UNKN1:
+UNKN2:
+UNKN3:
+PKT4:
+UNKN5:
+UNKN6:
+UNKN7:
+UNKN8:
+UNKN9:
+UNKN10:
+UNKN11:
+UNKN12:
+UNKN13:
+UNKN14:
+CP_NOP:
+CP_RECORD_PFP_TIMESTAMP:
+CP_WAIT_MEM_WRITES:
+CP_WAIT_FOR_ME:
+CP_WAIT_MEM_GTE:
+UNKN21:
+UNKN22:
+UNKN23:
+UNKN24:
+CP_DRAW_PRED_ENABLE_GLOBAL:
+CP_DRAW_PRED_ENABLE_LOCAL:
+UNKN27:
+CP_PREEMPT_ENABLE:
+CP_SKIP_IB2_ENABLE_GLOBAL:
+CP_PREEMPT_TOKEN:
+UNKN31:
+UNKN32:
+CP_DRAW_INDX:
+CP_SKIP_IB2_ENABLE_LOCAL:
+CP_DRAW_AUTO:
+CP_SET_STATE:
+CP_WAIT_FOR_IDLE:
+CP_IM_LOAD:
+CP_DRAW_INDIRECT:
+CP_DRAW_INDX_INDIRECT:
+CP_DRAW_INDIRECT_MULTI:
+CP_IM_LOAD_IMMEDIATE:
+CP_BLIT:
+CP_SET_CONSTANT:
+CP_SET_BIN_DATA5_OFFSET:
+CP_SET_BIN_DATA5:
+UNKN48:
+CP_RUN_OPENCL:
+CP_LOAD_STATE6_GEOM:
+CP_EXEC_CS:
+CP_LOAD_STATE6_FRAG:
+CP_SET_SUBDRAW_SIZE:
+CP_LOAD_STATE6:
+CP_INDIRECT_BUFFER_PFD:
+CP_DRAW_INDX_OFFSET:
+CP_REG_TEST:
+CP_COND_INDIRECT_BUFFER_PFE:
+CP_INVALIDATE_STATE:
+CP_WAIT_REG_MEM:
+CP_REG_TO_MEM:
+CP_INDIRECT_BUFFER:
+CP_INTERRUPT:
+CP_EXEC_CS_INDIRECT:
+CP_MEM_TO_REG:
+CP_SET_DRAW_STATE:
+CP_COND_EXEC:
+CP_COND_WRITE5:
+CP_EVENT_WRITE:
+CP_COND_REG_EXEC:
+UNKN73:
+CP_REG_TO_SCRATCH:
+CP_SET_DRAW_INIT_FLAGS:
+CP_SCRATCH_TO_REG:
+CP_DRAW_PRED_SET:
+CP_MEM_WRITE_CNTR:
+UNKN80:
+CP_SET_BIN_SELECT:
+CP_WAIT_REG_EQ:
+CP_SMMU_TABLE_UPDATE:
+UNKN84:
+CP_SET_CTXSWITCH_IB:
+CP_SET_PSEUDO_REG:
+CP_INDIRECT_BUFFER_CHAIN:
+CP_EVENT_WRITE_SHD:
+CP_EVENT_WRITE_CFL:
+UNKN90:
+CP_EVENT_WRITE_ZPD:
+CP_CONTEXT_REG_BUNCH:
+CP_WAIT_IB_PFD_COMPLETE:
+CP_CONTEXT_UPDATE:
+CP_SET_PROTECTED_MODE:
+UNKN96:
+UNKN97:
+UNKN98:
+CP_SET_MODE:
+CP_SET_VISIBILITY_OVERRIDE:
+CP_SET_MARKER:
+UNKN103:
+UNKN104:
+UNKN105:
+UNKN106:
+UNKN107:
+UNKN108:
+CP_REG_WRITE:
+UNKN110:
+CP_BOOTSTRAP_UCODE:
+CP_WAIT_TWO_REGS:
+CP_TEST_TWO_MEMS:
+CP_REG_TO_MEM_OFFSET_REG:
+CP_REG_TO_MEM_OFFSET_MEM:
+UNKN118:
+UNKN119:
+CP_REG_WR_NO_CTXT:
+UNKN121:
+UNKN122:
+UNKN123:
+UNKN124:
+UNKN125:
+UNKN126:
+UNKN127:
+ waitin
+ mov $01, $data
diff --git a/src/freedreno/.gitlab-ci/reference/afuc_test.fw b/src/freedreno/.gitlab-ci/reference/afuc_test.fw
new file mode 100644
index 00000000000..149e84deb3d
Binary files /dev/null and b/src/freedreno/.gitlab-ci/reference/afuc_test.fw differ
diff --git a/src/freedreno/.gitlab-ci/traces/afuc_test.asm b/src/freedreno/.gitlab-ci/traces/afuc_test.asm
new file mode 100644
index 00000000000..da66dff9881
--- /dev/null
+++ b/src/freedreno/.gitlab-ci/traces/afuc_test.asm
@@ -0,0 +1,291 @@
+; Copyright (c) 2020 Valve Corporation
+;
+; Permission is hereby granted, free of charge, to any person obtaining a
+; copy of this software and associated documentation files (the "Software"),
+; to deal in the Software without restriction, including without limitation
+; the rights to use, copy, modify, merge, publish, distribute, sublicense,
+; and/or sell copies of the Software, and to permit persons to whom the
+; Software is furnished to do so, subject to the following conditions:
+;
+; The above copyright notice and this permission notice (including the next
+; paragraph) shall be included in all copies or substantial portions of the
+; Software.
+;
+; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+; THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+; OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+; SOFTWARE.
+;
+;
+; This file is the source for a simple mock firmware used to regression test
+; the afuc assembler/disassembler. Note, it won't actually work if you try to
+; load it on the GPU! First this is assembled, compared to the reference
+; binary, then disassambled and compared to the reference disassembly. We do
+; this to avoid having to host the actual firmware, especially the disassembled
+; version, in Mesa.
+[01000001]
+[01000000]
+loc02:
+mov $02, 0x883
+mov $03, 0xbeef
+mov $04, 0xdead << 16
+or $03, $03, $04
+cwrite $02, [$00 + @REG_WRITE_ADDR], 0x0
+cwrite $03, [$00 + @REG_WRITE], 0x0
+waitin
+mov $01, $data
+
+CP_ME_INIT:
+; test label-as-immediate feature
+mov $02, #loc02 ; should be 0x0002
+waitin
+mov $01, $data
+
+CP_MEM_WRITE:
+; test $addr + (rep) + (xmovN) with ALU
+mov $addr, 0xa0 << 24
+mov $02, 4
+(xmov1)add $data, $02, $data
+mov $addr, 0xa204 << 16
+(rep)(xmov3)mov $data, $data
+waitin
+mov $01, $data
+
+CP_SCRATCH_WRITE:
+; test (rep) + flags + non-zero offset with cwrite
+; TODO: 0x4 flag is actually pre-increment addressing, handle it as such
+mov $02, 0xff
+(rep)cwrite $data, [$02 + 0x001], 0x4
+waitin
+mov $01, $data
+
+CP_SET_SECURE_MODE:
+; test setsecure
+mov $02, $data
+setsecure $02, #setsecure_success
+err:
+jump #err
+nop
+setsecure_success:
+waitin
+mov $01, $data
+
+euclid:
+; Euclid's algorithm in afuc: https://en.wikipedia.org/wiki/Euclidean_algorithm
+; Since afuc doesn't do modulo, we implement the subtraction-based version.
+;
+; Demonstrates/tests comparisons and conditional branches. This also
+; demonstrates the common trick of branching in a delay slot. Note that if a
+; branch is taken and its delay slot includes another branch, the second
+; branch cannot also be taken, which is why the last branch in the sequence
+; cannot be unconditional.
+;
+; Inputs are in $02 and $03, and output is in $02.
+cmp $04, $02, $03
+breq $04, b0, #euclid_exit
+brne $04, b1, #euclid_gt
+breq $04, b2, #euclid
+sub $03, $03, $02
+euclid_gt:
+jump #euclid
+sub $02, $02, $03
+euclid_exit:
+ret
+nop
+
+CP_REG_RMW:
+; Test various ALU instructions, and read/write $addr2
+cwrite $data, [$00 + @REG_READ_ADDR], 0x0
+add $02, $addr2, 0x42
+addhi $03, $00, $addr2
+sub $02, $02, $addr2
+call #euclid
+subhi $03, $03, $addr2
+and $02, $02, $addr2
+or $02, $02, 0x1
+xor $02, $02, 0x1
+not $02, $02
+shl $02, $02, $addr2
+ushr $02, $02, $addr2
+ishr $02, $02, $addr2
+rot $02, $02, $addr2
+min $02, $02, $addr2
+max $02, $02, $addr2
+mul8 $02, $02, $addr2
+msb $02, $02
+mov $addr2, $data
+mov $data, $02
+waitin
+mov $01, $data
+
+CP_MEMCPY:
+; implement CP_MEMCPY using load/store instructions
+mov $02, $data
+mov $03, $data
+mov $04, $data
+mov $05, $data
+mov $06, $data
+cpy_header:
+breq $06, 0, #cpy_exit
+cwrite $03, [$00 + @LOAD_STORE_HI], 0x0
+load $07, [$02 + 0x004], 0x4
+cwrite $05, [$00 + @LOAD_STORE_HI], 0x0
+jump #cpy_header
+store $07, [$04 + 0x004], 0x4
+cpy_exit:
+waitin
+mov $01, $data
+
+CP_MEM_TO_MEM:
+; implement CP_MEMCPY using mem read control regs
+; tests @FOO+0x1 for 64-bit control regs, and reading/writing $rem
+cwrite $data, [$00 + @MEM_READ_ADDR], 0x0
+cwrite $data, [$00 + @MEM_READ_ADDR+1], 0x0
+mov $02, $data
+cwrite $data, [$00 + @LOAD_STORE_HI], 0x0
+mov $rem, $data
+cwrite $rem, [$00 + @MEM_READ_DWORDS], 0x0
+(rep)store $addr, [$02 + 0x004], 0x4
+waitin
+mov $01, $data
+
+UNKN15:
+; test preemptleave + iret + conditional branch w/ immed
+cread $02, [$00 + 0x101], 0x0
+brne $02, 0x0001, #exit_iret
+nop
+preemptleave #err
+nop
+nop
+nop
+waitin
+mov $01, $data
+exit_iret:
+iret
+nop
+
+UNKN0:
+UNKN1:
+UNKN2:
+UNKN3:
+PKT4:
+UNKN5:
+UNKN6:
+UNKN7:
+UNKN8:
+UNKN9:
+UNKN10:
+UNKN11:
+UNKN12:
+UNKN13:
+UNKN14:
+CP_NOP:
+CP_RECORD_PFP_TIMESTAMP:
+CP_WAIT_MEM_WRITES:
+CP_WAIT_FOR_ME:
+CP_WAIT_MEM_GTE:
+UNKN21:
+UNKN22:
+UNKN23:
+UNKN24:
+CP_DRAW_PRED_ENABLE_GLOBAL:
+CP_DRAW_PRED_ENABLE_LOCAL:
+UNKN27:
+CP_PREEMPT_ENABLE:
+CP_SKIP_IB2_ENABLE_GLOBAL:
+CP_PREEMPT_TOKEN:
+UNKN31:
+UNKN32:
+CP_DRAW_INDX:
+CP_SKIP_IB2_ENABLE_LOCAL:
+CP_DRAW_AUTO:
+CP_SET_STATE:
+CP_WAIT_FOR_IDLE:
+CP_IM_LOAD:
+CP_DRAW_INDIRECT:
+CP_DRAW_INDX_INDIRECT:
+CP_DRAW_INDIRECT_MULTI:
+CP_IM_LOAD_IMMEDIATE:
+CP_BLIT:
+CP_SET_CONSTANT:
+CP_SET_BIN_DATA5_OFFSET:
+CP_SET_BIN_DATA5:
+UNKN48:
+CP_RUN_OPENCL:
+CP_LOAD_STATE6_GEOM:
+CP_EXEC_CS:
+CP_LOAD_STATE6_FRAG:
+CP_SET_SUBDRAW_SIZE:
+CP_LOAD_STATE6:
+CP_INDIRECT_BUFFER_PFD:
+CP_DRAW_INDX_OFFSET:
+CP_REG_TEST:
+CP_COND_INDIRECT_BUFFER_PFE:
+CP_INVALIDATE_STATE:
+CP_WAIT_REG_MEM:
+CP_REG_TO_MEM:
+CP_INDIRECT_BUFFER:
+CP_INTERRUPT:
+CP_EXEC_CS_INDIRECT:
+CP_MEM_TO_REG:
+CP_SET_DRAW_STATE:
+CP_COND_EXEC:
+CP_COND_WRITE5:
+CP_EVENT_WRITE:
+CP_COND_REG_EXEC:
+UNKN73:
+CP_REG_TO_SCRATCH:
+CP_SET_DRAW_INIT_FLAGS:
+CP_SCRATCH_TO_REG:
+CP_DRAW_PRED_SET:
+CP_MEM_WRITE_CNTR:
+UNKN80:
+CP_SET_BIN_SELECT:
+CP_WAIT_REG_EQ:
+CP_SMMU_TABLE_UPDATE:
+UNKN84:
+CP_SET_CTXSWITCH_IB:
+CP_SET_PSEUDO_REG:
+CP_INDIRECT_BUFFER_CHAIN:
+CP_EVENT_WRITE_SHD:
+CP_EVENT_WRITE_CFL:
+UNKN90:
+CP_EVENT_WRITE_ZPD:
+CP_CONTEXT_REG_BUNCH:
+CP_WAIT_IB_PFD_COMPLETE:
+CP_CONTEXT_UPDATE:
+CP_SET_PROTECTED_MODE:
+UNKN96:
+UNKN97:
+UNKN98:
+CP_SET_MODE:
+CP_SET_VISIBILITY_OVERRIDE:
+CP_SET_MARKER:
+UNKN103:
+UNKN104:
+UNKN105:
+UNKN106:
+UNKN107:
+UNKN108:
+CP_REG_WRITE:
+UNKN110:
+CP_BOOTSTRAP_UCODE:
+CP_WAIT_TWO_REGS:
+CP_TEST_TWO_MEMS:
+CP_REG_TO_MEM_OFFSET_REG:
+CP_REG_TO_MEM_OFFSET_MEM:
+UNKN118:
+UNKN119:
+CP_REG_WR_NO_CTXT:
+UNKN121:
+UNKN122:
+UNKN123:
+UNKN124:
+UNKN125:
+UNKN126:
+UNKN127:
+ waitin
+ mov $01, $data
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