diff options
Diffstat (limited to 'i965_drv_video/shaders/h264/ildb/AVC_ILDB_Dep_Check.asm')
| -rw-r--r-- | i965_drv_video/shaders/h264/ildb/AVC_ILDB_Dep_Check.asm | 186 |
1 files changed, 0 insertions, 186 deletions
diff --git a/i965_drv_video/shaders/h264/ildb/AVC_ILDB_Dep_Check.asm b/i965_drv_video/shaders/h264/ildb/AVC_ILDB_Dep_Check.asm deleted file mode 100644 index 70f8a55..0000000 --- a/i965_drv_video/shaders/h264/ildb/AVC_ILDB_Dep_Check.asm +++ /dev/null @@ -1,186 +0,0 @@ -/*
- * Copyright © <2010>, Intel Corporation.
- *
- * This program is licensed under the terms and conditions of the
- * Eclipse Public License (EPL), version 1.0. The full text of the EPL is at
- * http://www.opensource.org/licenses/eclipse-1.0.php.
- *
- */
-//---------- Check dependency and spawn all MBs ----------
-
-// Launch the 1st round of child threads for Vertical ILDB
-#if defined(_DEBUG)
- mov (1) EntrySignature:w 0x3333:w
-#endif
-
-//=====================================================================
-// Jump Table 1
- // 0 0 ---> Goto ALL_SPAWNED
- // 0 1 ---> Goto ALL_SPAWNED
- // 1 0 ---> Goto SLEEP_ENTRY
- // 1 1 ---> Goto POST_SLEEP
- mov (2) JumpTable.0<1>:d 0:d { NoDDClr }
-#if defined(CHROMA_ROOT)
- mov (1) JumpTable.2:d SLEEP_ENTRY_UV_ILDB_FRAME_IP-ALL_SPAWNED_UV_ILDB_FRAME_IP:d { NoDDClr, NoDDChk }
- mov (1) JumpTable.3:d POST_SLEEP_UV_ILDB_FRAME_IP-ALL_SPAWNED_UV_ILDB_FRAME_IP:d { NoDDChk }
-#else
- mov (1) JumpTable.2:d SLEEP_ENTRY_Y_ILDB_FRAME_IP-ALL_SPAWNED_Y_ILDB_FRAME_IP:d { NoDDClr, NoDDChk }
- mov (1) JumpTable.3:d POST_SLEEP_Y_ILDB_FRAME_IP-ALL_SPAWNED_Y_ILDB_FRAME_IP:d { NoDDChk }
-#endif
-//=====================================================================
-
- mov (2) f0.0<1>:w 0:w
-
- // Get m0 most of fields ready for URB write
- mov (8) MRF0<1>:ud MSGSRC.0<8;8,1>:ud
-
- // Add child kernel offset
- add (1) CT_R0Hdr.2:ud r0.2:ud CHILD_OFFSET:w
-
- // Init
- mov (1) Col_Boundary:w 2:w
- mov (1) Row_Boundary:w LastRow:w
- mov (1) TopRowForScan:w 0:w
- mov (2) OutstandingThreads<1>:w 0:w
-
- // Init Scoreboard (idle = 0x00FF, busy = 0x0000)
- // Low word is saved col. High word is busy/idle status
- mov (16) GatewayAperture(0)<1> 0x00FF00FF:ud // Init r6-r7
- mov (16) GatewayAperture(2)<1> 0x00FF00FF:ud // Init r8-r9
- mov (16) GatewayAperture(4)<1> 0x00FF00FF:ud // Init r10-r11
- mov (16) GatewayAperture(6)<1> 0x00FF00FF:ud // Init r12-r13
- mov (16) GatewayAperture(8)<1> 0x00FF00FF:ud // Init r14-r15
-
- mul (1) StatusAddr:w CurRow:w 4:w // dword to bytes offset conversion
-
- //=====================================================================
-
-//SPAWN_LOOP:
- //===== OutstandingThreads < ThreadLimit ? ============================
- cmp.l.f0.1 (1) null:w OutstandingThreads:w ThreadLimit:w // Check the thread limit
-#if defined(CHROMA_ROOT)
- (f0.1) jmpi ILDB_LABEL(POST_SLEEP_UV)
-#else // LUMA_ROOT
- (f0.1) jmpi ILDB_LABEL(POST_SLEEP_Y)
-#endif
-
-#if defined(CHROMA_ROOT)
-ILDB_LABEL(SLEEP_ENTRY_UV):
-#else // LUMA_ROOT
-ILDB_LABEL(SLEEP_ENTRY_Y):
-#endif
- //===== Goto Sleep ====================================================
- // Either reached max thread limit or no child thread can be spawned due to dependency.
- add (1) OutstandingThreads:w OutstandingThreads:w -1:w // Do this before wait is faster
- wait n0.0:d
-
-#if defined(CHROMA_ROOT)
-ILDB_LABEL(POST_SLEEP_UV):
-#else // LUMA_ROOT
-ILDB_LABEL(POST_SLEEP_Y):
-#endif
- //===== Luma Status[CurRow] == busy ? =====
- cmp.z.f0.0 (1) null:uw r[StatusAddr, GatewayApertureB+ScoreBd_Idx]:uw 0:uw // Check west neighbor
- cmp.g.f0.1 (1) null:w CurCol:w LastCol:w // Check if the curCol > LastCol
-
-#if defined(CHROMA_ROOT)
- mov (16) acc0.0<1>:w URBOffsetUVBase<0;1,0>:w // Add offset to UV base (MBsCntY * URB_EBTRIES_PER_MB)
- mac (1) URBOffset:w CurRow:w 4:w // 4 entries per row
-#else
- mul (1) URBOffset:w CurRow:w 4:w // 4 entries per row
-#endif
-
-#if defined(CHROMA_ROOT)
- (f0.0) jmpi ILDB_LABEL(SLEEP_ENTRY_UV) // Current row has a child thread running, can not spawn a new child thread, go back to sleep
- (f0.1) jmpi ILDB_LABEL(NEXT_MB_UV) // skip MB if the curCol > LastCol
-#else // LUMA_ROOT
- (f0.0) jmpi ILDB_LABEL(SLEEP_ENTRY_Y) // Current row has a child thread running, can not spawn a new child thread, go back to sleep
- (f0.1) jmpi ILDB_LABEL(NEXT_MB_Y) // skip MB if the curCol > LastCol
-#endif
-
- //========== Spwan a child thread ========================================
- // Save cur col and set Status[CurRow] to busy
- mov (2) r[StatusAddr, GatewayApertureB]<1>:uw CurColB<2;2,1>:ub // Store the new col
-
- // Increase OutstandingThreads and ProcessedMBs by 1
- add (2) OutstandingThreads<1>:w OutstandingThreads<2;2,1>:w 1:w
-
- #include "AVC_ILDB_SpawnChild.asm"
-
- //===== Find next MB ===================================================
-#if defined(CHROMA_ROOT)
-ILDB_LABEL(NEXT_MB_UV):
-#else // LUMA_ROOT
-ILDB_LABEL(NEXT_MB_Y):
-#endif
- // Check pic boundary, results are in f0.0 bit0 and bit1
- cmp.ge.f0.0 (2) null<1>:w CurCol<2;2,1>:w Col_Boundary<2;2,1>:w
-
- // Update TopRowForScan if the curCol = LastCol
- (f0.1) add (1) TopRowForScan:w CurRow:w 1:w
-
-// cmp.l.f0.1 (1) null<1>:w ProcessedMBs:w TotalBlocks:w // Processed all blocks ?
- // 2 sets compare
- // ProcessedMBs:w < TotalBlocks:w OutstandingThreads:w < ThreadLimit:wProcessedMBs:w
- // 0 0 ---> Goto ALL_SPAWNED
- // 0 1 ---> Goto ALL_SPAWNED
- // 1 0 ---> Goto SLEEP_ENTRY
- // 1 1 ---> Goto POST_SLEEP
- cmp.l.f0.1 (2) null<1>:w OutstandingThreads<2;2,1>:w ThreadLimit<2;2,1>:w
-
- // Just do it in stalled cycles
- mov (1) acc0.0:w 4:w
- mac (1) StatusAddr:w CurRow:w 4:w // dword to bytes offset conversion
- add (2) CurCol<1>:w CurCol<2;2,1>:w StepToNextMB<2;2,1>:b // CurCol -= 2 and CurRow += 1
-
- // Set f0.0 if turning around is needed, assuming bit 15 - 2 are zeros for correct comparison.
- cmp.nz.f0.0 (1) null<1>:w f0.0:w 0x01:w
-
- mul (1) JumpAddr:w f0.1:w 4:w // byte offet in dword count
-
- // The next MB is at the row TopRowForScan
- (f0.0) mul (1) StatusAddr:w TopRowForScan:w 4:w // dword to bytes offset conversion
- (f0.0) mov (1) CurRow:w TopRowForScan:w { NoDDClr } // Restart from the top row that has MBs not deblocked yet.
- (f0.0) add (1) CurCol:w r[StatusAddr, GatewayApertureB]:uw 1:w { NoDDChk }
-
- //===== Processed all blocks ? =========================================
- // (f0.1) jmpi SPAWN_LOOP
-
- jmpi r[JumpAddr, JUMPTABLE_BASE]:d
-//JUMP_BASE:
-
- //======================================================================
-
- // All MB are spawned at this point, check for outstanding thread count
-#if defined(CHROMA_ROOT)
-ILDB_LABEL(ALL_SPAWNED_UV):
-#else // LUMA_ROOT
-ILDB_LABEL(ALL_SPAWNED_Y):
-#endif
- cmp.e.f0.1 (1) null:w OutstandingThreads:w 0:w // Check before goto sleep
-#if defined(CHROMA_ROOT)
- (f0.1) jmpi ILDB_LABEL(ALL_DONE_UV)
-#else // LUMA_ROOT
- (f0.1) jmpi ILDB_LABEL(ALL_DONE_Y)
-#endif
-
- wait n0.0:d // Wake up by a finished child thread
- add (1) OutstandingThreads:w OutstandingThreads:w -1:w
-
-#if defined(CHROMA_ROOT)
- // One thread is free and give it to luma thread limit --- Increase luma thread limit by one.
- #include "AVC_ILDB_LumaThrdLimit.asm"
-#endif
-
-#if defined(CHROMA_ROOT)
- jmpi ILDB_LABEL(ALL_SPAWNED_UV) // Waked up and goto dependency check
-#else // LUMA_ROOT
- jmpi ILDB_LABEL(ALL_SPAWNED_Y) // Waked up and goto dependency check
-#endif
-
- // All child threads are finsihed at this point
-#if defined(CHROMA_ROOT)
-ILDB_LABEL(ALL_DONE_UV):
-#else // LUMA_ROOT
-ILDB_LABEL(ALL_DONE_Y):
-#endif
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