A new shader to create VME batchbuffer on Ivybridge
authorXiang, Haihao <haihao.xiang@intel.com>
Tue, 14 Feb 2012 01:28:57 +0000 (09:28 +0800)
committerXiang, Haihao <haihao.xiang@intel.com>
Tue, 14 Feb 2012 01:28:57 +0000 (09:28 +0800)
Signed-off-by: Xiang, Haihao <haihao.xiang@intel.com>
src/shaders/vme/Makefile.am
src/shaders/vme/batchbuffer.asm [new file with mode: 0644]
src/shaders/vme/batchbuffer.g7a [new file with mode: 0644]
src/shaders/vme/batchbuffer.g7b [new file with mode: 0644]
src/shaders/vme/gen7_batchbuffer_header.inc [new file with mode: 0644]

index d58a0be..e9786f3 100644 (file)
@@ -1,13 +1,13 @@
-VME_CORE       = intra_frame.asm inter_frame.asm
+VME_CORE       = batchbuffer.asm intra_frame.asm inter_frame.asm
 
 INTEL_G6B      = intra_frame.g6b inter_frame.g6b
 INTEL_G6A      = intra_frame.g6a inter_frame.g6a
 INTEL_GEN6_INC = gen6_vme_header.inc
 INTEL_GEN6_ASM = $(INTEL_G6A:%.g6a=%.gen6.asm)
 
-INTEL_G7B      = intra_frame.g7b inter_frame.g7b
-INTEL_G7A      = intra_frame.g7a inter_frame.g7a
-INTEL_GEN7_INC = gen7_vme_header.inc
+INTEL_G7B      = batchbuffer.g7b intra_frame.g7b inter_frame.g7b
+INTEL_G7A      = batchbuffer.g7a intra_frame.g7a inter_frame.g7a
+INTEL_GEN7_INC = gen7_batchbuffer_header.inc gen7_vme_header.inc
 INTEL_GEN7_ASM = $(INTEL_G7A:%.g7a=%.gen7.asm)
 
 TARGETS  =
diff --git a/src/shaders/vme/batchbuffer.asm b/src/shaders/vme/batchbuffer.asm
new file mode 100644 (file)
index 0000000..8e1ed51
--- /dev/null
@@ -0,0 +1,164 @@
+/*
+ * Copyright © 2012 Intel 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.
+ *
+ * Authors:
+ *    Xiang Haihao <haihao.xiang@intel.com>
+ */
+        
+/*
+ * __START
+ */
+__INTER_START:
+        and.z.f0.1      (1)     remainder_cmds<1>:uw            total_mbs<0,1,0>:uw     0x0003:uw {align1};
+        and.z.f0.0      (1)     total_mbs<1>:uw                 total_mbs<0,1,0>:uw     0xfffc:uw {align1};
+
+        mov             (16)    tmp_reg0<1>:ud                  0x0:ud {align1} ;
+
+        mov             (8)     media_object_ud<1>:ud           0x0:ud {align1} ;
+        mov             (1)     media_object0_ud<1>:ud          CMD_MEDIA_OBJECT {align1} ;
+        mov             (1)     media_object1_ud<1>:ud          mtype_ub<0,1,0>ub {align1};
+        mov             (1)     media_object6_width<1>:uw       width_in_mb<0,1,0>:uw {align1};
+        mov             (1)     media_object7_ud<1>:ud          transform_8x8_ub<0,1,0>ub {align1};
+
+        mul             (1)     tmp_reg0.8<1>:ud                width_in_mb<0,1,0>:uw   mb_y<0,1,0>:ub {align1};
+        add             (1)     tmp_reg0.8<1>:ud                tmp_reg0.8<0,1,0>:ud    mb_x<0,1,0>:ub {align1};
+        mul             (1)     tmp_reg0.8<1>:ud                tmp_reg0.8<0,1,0>:ud    0x2:ud {align1} ;
+        mov             (1)     tmp_reg0.20<1>:ub               thread_id_ub {align1};                  /* dispatch id */
+        
+        (f0.0)jmpi      (1)     __REMAINDER ;
+
+__CMD_LOOP:
+        mov             (8)     msg_reg0.0<1>:ud                tmp_reg0<8,8,1>:ud {align1};
+        add             (1)     tmp_reg0.8<1>:ud                tmp_reg0.8<0,1,0>:ud       8:uw {align1} ;
+        
+        mov             (1)     media_object6_xy<1>:uw          mb_xy<1>:uw {align1} ;
+        mov             (8)     msg_reg1<1>:ud                  media_object_ud<8,8,1>:ud {align1};
+        add             (1)     mb_x<1>:ub                      mb_x<0,1,0>:ub          1:uw {align1};
+        cmp.e.f0.0      (1)     null<1>:uw                      width_in_mb<0,1,0>:uw   mb_x<0,1,0>:ub {align1};
+        (f0.0)mov       (1)     mb_x<1>:ub                      0:uw {align1} ;
+        (f0.0)add       (1)     mb_y<1>:ub                      mb_y<0,1,0>:ub          1:uw {align1} ;
+        
+        mov             (1)     media_object6_xy<1>:uw          mb_xy<1>:uw {align1} ;
+        mov             (8)     msg_reg2<1>:ud                  media_object_ud<8,8,1>:ud {align1};
+        add             (1)     mb_x<1>:ub                      mb_x<0,1,0>:ub          1:uw {align1};
+        cmp.e.f0.0      (1)     null<1>:uw                      width_in_mb<0,1,0>:uw   mb_x<0,1,0>:ub {align1};
+        (f0.0)mov       (1)     mb_x<1>:ub                      0:uw {align1} ;
+        (f0.0)add       (1)     mb_y<1>:ub                      mb_y<0,1,0>:ub          1:uw {align1} ;
+        
+        mov             (1)     media_object6_xy<1>:uw          mb_xy<1>:uw {align1} ;
+        mov             (8)     msg_reg3<1>:ud                  media_object_ud<8,8,1>:ud {align1};
+        add             (1)     mb_x<1>:ub                      mb_x<0,1,0>:ub          1:uw {align1};
+        cmp.e.f0.0      (1)     null<1>:uw                      width_in_mb<0,1,0>:uw   mb_x<0,1,0>:ub {align1};
+        (f0.0)mov       (1)     mb_x<1>:ub                      0:uw {align1} ;
+        (f0.0)add       (1)     mb_y<1>:ub                      mb_y<0,1,0>:ub          1:uw {align1} ;
+        
+        mov             (1)     media_object6_xy<1>:uw          mb_xy<1>:uw {align1} ;
+        mov             (8)     msg_reg4<1>:ud                  media_object_ud<8,8,1>:ud {align1};
+        add             (1)     mb_x<1>:ub                      mb_x<0,1,0>:ub          1:uw {align1};
+        cmp.e.f0.0      (1)     null<1>:uw                      width_in_mb<0,1,0>:uw   mb_x<0,1,0>:ub {align1};
+        (f0.0)mov       (1)     mb_x<1>:ub                      0:uw {align1} ;
+        (f0.0)add       (1)     mb_y<1>:ub                      mb_y<0,1,0>:ub          1:uw {align1} ;
+        
+/* bind index 5, write 8 oword, msg type: 8(OWord Block Write) */
+send (16)
+        msg_ind
+        obw_wb
+        null
+        data_port(
+                OBW_CACHE_TYPE,
+                OBW_MESSAGE_TYPE,
+                OBW_CONTROL_4,
+                OBW_BIND_IDX,
+                OBW_WRITE_COMMIT_CATEGORY,
+                OBW_HEADER_PRESENT
+        )
+        mlen 5
+        rlen obw_wb_length
+        {align1};
+        
+        
+        add.z.f0.0      (1)    total_mbs<1>:w                  total_mbs<0,1,0>:w      -4:w {align1};
+        (-f0.0)jmpi     (1)     __CMD_LOOP ;
+        
+__REMAINDER:
+        (f0.1)jmpi      (1)     __DONE ;        
+
+__REMAINDER_LOOP:
+        mov             (8)     msg_reg0.0<1>:ud                tmp_reg0<8,8,1>:ud {align1} ;
+        add             (1)     tmp_reg0.8<1>:ud                tmp_reg0.8<0,1,0>:ud    2:uw {align1} ;
+        
+        mov             (1)     media_object6_xy<1>:uw          mb_xy<1>:uw {align1} ;
+        mov             (8)     msg_reg1<1>:ud                  media_object_ud<8,8,1>:ud {align1};
+        add             (1)     mb_x<1>:ub                      mb_x<0,1,0>:ub          1:uw {align1};
+        cmp.e.f0.0      (1)     null<1>:uw                      width_in_mb<0,1,0>:uw   mb_x<0,1,0>:ub {align1};
+        (f0.0)mov       (1)     mb_x<1>:ub                      0:uw {align1} ;
+        (f0.0)add       (1)     mb_y<1>:ub                      mb_y<0,1,0>:ub          1:uw {align1} ;
+
+/* bind index 5, write 2 oword, msg type: 8(OWord Block Write) */
+send (16)
+        msg_ind
+        obw_wb
+        null
+        data_port(
+                OBW_CACHE_TYPE,
+                OBW_MESSAGE_TYPE,
+                OBW_CONTROL_2,
+                OBW_BIND_IDX,
+                OBW_WRITE_COMMIT_CATEGORY,
+                OBW_HEADER_PRESENT
+        )
+        mlen 2
+        rlen obw_wb_length
+        {align1};
+        
+       add.z.f0.1      (1)     remainder_cmds<1>:w             remainder_cmds<0,1,0>:w -1:w;
+       (-f0.1)jmpi     (1)     __REMAINDER_LOOP                               ;
+        
+__DONE:
+
+        cmp.e.f0.0      (1)     null<1>:uw                      last_object<0,1,0>:uw   1:uw {align1};
+        (-f0.0)jmpi     (1)     __EXIT ;
+        
+/* bind index 5, write 1 oword, msg type: 8(OWord Block Write) */
+        mov             (8)     msg_reg0.0<1>:ud                tmp_reg0<8,8,1>:ud {align1} ;
+        mov             (4)     msg_reg1.0<1>:ud                0x0:ud {align1} ;
+        mov             (1)     msg_reg1.4<1>:ud                MI_BATCH_BUFFER_END {align1} ;
+        
+send (16)
+        msg_ind
+        obw_wb
+        null
+        data_port(
+                OBW_CACHE_TYPE,
+                OBW_MESSAGE_TYPE,
+                OBW_CONTROL_0,
+                OBW_BIND_IDX,
+                OBW_WRITE_COMMIT_CATEGORY,
+                OBW_HEADER_PRESENT
+        )
+        mlen 2
+        rlen obw_wb_length
+        {align1};
+
+__EXIT:
+        mov             (8)     msg_reg0<1>:ud                  r0<8,8,1>:ud {align1} ;
+        send            (16)    msg_ind acc0<1>ud null thread_spawner(0, 0, 1) mlen 1 rlen 0 {align1 EOT} ;
diff --git a/src/shaders/vme/batchbuffer.g7a b/src/shaders/vme/batchbuffer.g7a
new file mode 100644 (file)
index 0000000..a2c8864
--- /dev/null
@@ -0,0 +1,29 @@
+/*
+ * Copyright © 2012 Intel 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.
+ *
+ * Authors:
+ *    Xiang Haihao <haihao.xiang@intel.com>
+ */
+
+include(`gen7_batchbuffer_header.inc')
+include(`batchbuffer.asm')
+
diff --git a/src/shaders/vme/batchbuffer.g7b b/src/shaders/vme/batchbuffer.g7b
new file mode 100644 (file)
index 0000000..159d8fb
--- /dev/null
@@ -0,0 +1,62 @@
+   { 0x01000005, 0x22202d29, 0x020000a6, 0x00030003 },
+   { 0x01000005, 0x20a62d29, 0x000000a6, 0xfffcfffc },
+   { 0x00800001, 0x21000061, 0x00000000, 0x00000000 },
+   { 0x00600001, 0x22000061, 0x00000000, 0x00000000 },
+   { 0x00000001, 0x22000061, 0x00000000, 0x71000006 },
+   { 0x00000001, 0x22040221, 0x000000a3, 0x00000000 },
+   { 0x00000001, 0x221a0129, 0x000000a0, 0x00000000 },
+   { 0x00000001, 0x221c0221, 0x000000a2, 0x00000000 },
+   { 0x00000041, 0x21084521, 0x000000a0, 0x000000a5 },
+   { 0x00000040, 0x21084421, 0x00000108, 0x000000a4 },
+   { 0x00000041, 0x21080c21, 0x00000108, 0x00000002 },
+   { 0x00000001, 0x21140231, 0x00000014, 0x00000000 },
+   { 0x00010020, 0x34001c00, 0x00001400, 0x0000003a },
+   { 0x00600001, 0x28000021, 0x008d0100, 0x00000000 },
+   { 0x00000040, 0x21082c21, 0x00000108, 0x00080008 },
+   { 0x00000001, 0x22180129, 0x002000a4, 0x00000000 },
+   { 0x00600001, 0x28200021, 0x008d0200, 0x00000000 },
+   { 0x00000040, 0x20a42e31, 0x000000a4, 0x00010001 },
+   { 0x01000010, 0x20004528, 0x000000a0, 0x000000a4 },
+   { 0x00010001, 0x20a40171, 0x00000000, 0x00000000 },
+   { 0x00010040, 0x20a52e31, 0x000000a5, 0x00010001 },
+   { 0x00000001, 0x22180129, 0x002000a4, 0x00000000 },
+   { 0x00600001, 0x28400021, 0x008d0200, 0x00000000 },
+   { 0x00000040, 0x20a42e31, 0x000000a4, 0x00010001 },
+   { 0x01000010, 0x20004528, 0x000000a0, 0x000000a4 },
+   { 0x00010001, 0x20a40171, 0x00000000, 0x00000000 },
+   { 0x00010040, 0x20a52e31, 0x000000a5, 0x00010001 },
+   { 0x00000001, 0x22180129, 0x002000a4, 0x00000000 },
+   { 0x00600001, 0x28600021, 0x008d0200, 0x00000000 },
+   { 0x00000040, 0x20a42e31, 0x000000a4, 0x00010001 },
+   { 0x01000010, 0x20004528, 0x000000a0, 0x000000a4 },
+   { 0x00010001, 0x20a40171, 0x00000000, 0x00000000 },
+   { 0x00010040, 0x20a52e31, 0x000000a5, 0x00010001 },
+   { 0x00000001, 0x22180129, 0x002000a4, 0x00000000 },
+   { 0x00600001, 0x28800021, 0x008d0200, 0x00000000 },
+   { 0x00000040, 0x20a42e31, 0x000000a4, 0x00010001 },
+   { 0x01000010, 0x20004528, 0x000000a0, 0x000000a4 },
+   { 0x00010001, 0x20a40171, 0x00000000, 0x00000000 },
+   { 0x00010040, 0x20a52e31, 0x000000a5, 0x00010001 },
+   { 0x0a800031, 0x20001cac, 0x00000800, 0x0a0a0405 },
+   { 0x01000040, 0x20a63dad, 0x000000a6, 0xfffcfffc },
+   { 0x00110020, 0x34001c00, 0x00001400, 0xffffffc6 },
+   { 0x00010020, 0x34001c00, 0x02001400, 0x00000016 },
+   { 0x00600001, 0x28000021, 0x008d0100, 0x00000000 },
+   { 0x00000040, 0x21082c21, 0x00000108, 0x00020002 },
+   { 0x00000001, 0x22180129, 0x002000a4, 0x00000000 },
+   { 0x00600001, 0x28200021, 0x008d0200, 0x00000000 },
+   { 0x00000040, 0x20a42e31, 0x000000a4, 0x00010001 },
+   { 0x01000010, 0x20004528, 0x000000a0, 0x000000a4 },
+   { 0x00010001, 0x20a40171, 0x00000000, 0x00000000 },
+   { 0x00010040, 0x20a52e31, 0x000000a5, 0x00010001 },
+   { 0x0a800031, 0x20001cac, 0x00000800, 0x040a0205 },
+   { 0x01000040, 0x22203dad, 0x02000220, 0xffffffff },
+   { 0x00110020, 0x34001c00, 0x02001400, 0xffffffea },
+   { 0x01000010, 0x20002d28, 0x000000a8, 0x00010001 },
+   { 0x00110020, 0x34001c00, 0x00001400, 0x00000008 },
+   { 0x00600001, 0x28000021, 0x008d0100, 0x00000000 },
+   { 0x00400001, 0x28200061, 0x00000000, 0x00000000 },
+   { 0x00000001, 0x28240061, 0x00000000, 0x05000000 },
+   { 0x0a800031, 0x20001cac, 0x00000800, 0x040a0005 },
+   { 0x00600001, 0x28000021, 0x008d0000, 0x00000000 },
+   { 0x07800031, 0x24001ca0, 0x00000800, 0x82000010 },
diff --git a/src/shaders/vme/gen7_batchbuffer_header.inc b/src/shaders/vme/gen7_batchbuffer_header.inc
new file mode 100644 (file)
index 0000000..d13620f
--- /dev/null
@@ -0,0 +1,139 @@
+/*
+ * Copyright © 2012 Intel 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.
+ *
+ * Authors:
+ *    Xiang Haihao <haihao.xiang@intel.com>
+ */
+
+define(`BIND_IDX_OUTPUT',               `0')
+define(`BIND_IDX_VME',                  `1')
+define(`BIND_IDX_VME_REF0',             `2')
+define(`BIND_IDX_VME_REF1',             `3')
+define(`BIND_IDX_INEP',                 `4')
+define(`BIND_IDX_VME_BATCHBUFFER',      `5')
+
+define(`OBW_CACHE_TYPE',                `10')
+
+define(`OBW_MESSAGE_TYPE',              `8')
+
+define(`OBW_BIND_IDX',                  `BIND_IDX_VME_BATCHBUFFER')
+
+define(`OBW_CONTROL_0',                 `0')    /* 1 OWord, low 128 bits */
+define(`OBW_CONTROL_1',                 `1')    /* 1 OWord, high 128 bits */
+define(`OBW_CONTROL_2',                 `2')    /* 2 OWords */
+define(`OBW_CONTROL_3',                 `3')    /* 4 OWords */
+define(`OBW_CONTROL_4',                 `4')    /* 8 OWords */
+
+define(`OBW_WRITE_COMMIT_CATEGORY',     `0')    /* category on Ivybridge */
+
+define(`OBW_HEADER_PRESENT',            `1')
+
+define(`CMD_MEDIA_OBJECT',              `0x71000006:UD')
+define(`MI_BATCH_BUFFER_END',           `0x05000000:UD')
+
+/* GRF registers
+ * r0 header
+ * r1~r4 constant buffer (reserved)
+ * r5 inline data
+ * r6~r7 reserved      
+ * r8~r15 temporary registers
+ * r16 write back of Oword Block Write
+ */
+/*
+ * GRF 0 -- header       
+ */        
+define(`thread_id_ub',          `r0.20<0,1,0>:UB')  /* thread id in payload */
+
+/*
+ * GRF 1~4 -- Constant Buffer (reserved)
+ */
+        
+/*
+ * GRF 5 -- inline data
+ */        
+define(`inline_reg0',           `r5')
+define(`width_in_mb',           `inline_reg0.0') /* the picture width in macroblocks */
+define(`transform_8x8_ub',      `inline_reg0.2') /* transform_8x8 flag */
+define(`mtype_ub',              `inline_reg0.3') /* 0: INTRA, 1: INTER */
+define(`mb_x',                  `inline_reg0.4')
+define(`mb_y',                  `inline_reg0.5')
+define(`mb_xy',                 `inline_reg0.4')
+define(`total_mbs',             `inline_reg0.6') /* the number of macroblock commands 
+                                                  * being processed by the kernel
+                                                  */
+define(`last_object',           `inline_reg0.8') /* the last object flag */
+/*
+ * GRF 8~15 -- temporary registers
+ */
+define(`tmp_reg0',              `r8')
+define(`tmp_reg1',              `r9')
+define(`tmp_reg2',              `r10')
+define(`tmp_reg3',              `r11')
+define(`tmp_reg4',              `r12')
+define(`tmp_reg5',              `r13')
+define(`tmp_reg6',              `r14')
+define(`tmp_reg7',              `r15')
+
+/*
+ * GRF 16
+ */
+define(`media_object_ud',       `r16.0')
+define(`media_object0_ud',      `r16.0')
+define(`media_object1_ud',      `r16.4')
+define(`media_object2_ud',      `r16.8')
+define(`media_object3_ud',      `r16.12')
+define(`media_object4_ud',      `r16.16')
+define(`media_object5_ud',      `r16.20')
+define(`media_object6_ud',      `r16.24')
+define(`media_object6_xy',      `r16.24')
+define(`media_object6_width',   `r16.26')
+define(`media_object7_ud',      `r16.28')
+
+/*
+ * GRF 17
+ */
+define(`remainder_cmds',        `r17.0')
+
+/* 
+ * GRF 16 write back for Oword Block Write message 
+ */
+
+/*
+ * write commit is removed on Ivybridge
+ */
+define(`obw_wb',                `null<1>:W')
+define(`obw_wb_length',         `0')
+
+
+/*
+ * Message Payload registers
+ */
+define(`msg_ind',               `64')
+define(`msg_reg0',              `g64')
+define(`msg_reg1',              `g65')
+define(`msg_reg2',              `g66')
+define(`msg_reg3',              `g67')
+define(`msg_reg4',              `g68')
+define(`msg_reg5',              `g69')
+define(`msg_reg6',              `g70')
+define(`msg_reg7',              `g71')
+define(`msg_reg8',              `g72')