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nvc0: add ARB_indirect_parameters support 

I chose to make separate macros for this due to the additional
complexity and extra scratch usage.

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
This commit is contained in:
Ilia Mirkin 2016-01-02 11:38:42 -05:00
parent 9a54ccf30a
commit 67b31b3c59
6 changed files with 314 additions and 6 deletions
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1
docs/relnotes/11.2.0.html
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@ -47,6 +47,7 @@ Note: some of the new features are only available with certain drivers.
<li>GL_ARB_base_instance on freedreno/a4xx</li>
<li>GL_ARB_compute_shader on i965</li>
<li>GL_ARB_copy_image on r600</li>
<li>GL_ARB_indirect_parameters on nvc0</li>
<li>GL_ARB_shader_draw_parameters on i965, nvc0</li>
<li>GL_ARB_tessellation_shader on i965 and r600 (evergreen/cayman only)</li>
<li>GL_ARB_texture_buffer_object_rgb32 on freedreno/a4xx</li>

157
src/gallium/drivers/nouveau/nvc0/mme/com9097.mme
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@ -334,3 +334,160 @@ dai_end:
mov $r6 (add $r6 1)
exit maddr 0x50e /* VB_INSTANCE_BASE to restore */
send $r5
/* NVC0_3D_MACRO_DRAW_ELEMENTS_INDIRECT_COUNT
*
* NOTE: Saves and restores VB_ELEMENT,INSTANCE_BASE.
* Forcefully sets VERTEX_ID_BASE to the value of VB_ELEMENT_BASE.
*
* arg = mode
* parm[0] = start_drawid
* parm[1] = numparams
* parm[2] = totaldraws
* parm[3 + 5n + 0] = count
* parm[3 + 5n + 1] = instance_count
* parm[3 + 5n + 2] = start
* parm[3 + 5n + 3] = index_bias
* parm[3 + 5n + 4] = start_instance
*
* SCRATCH[0] = saved VB_ELEMENT_BASE
* SCRATCH[1] = saved VB_INSTANCE_BASE
* SCRATCH[2] = draws left
*/
.section #mme9097_draw_elts_indirect_count
read $r6 0x50d /* VB_ELEMENT_BASE */
read $r7 0x50e /* VB_INSTANCE_BASE */
maddr 0x1d00
send $r6 /* SCRATCH[0] = VB_ELEMENT_BASE */
send $r7 /* SCRATCH[1] = VB_INSTANCE_BASE */
parm $r6 /* start_drawid */
parm $r7 /* numparams */
parm $r5 /* totaldraws */
mov $r5 (sub $r5 $r6) /* draws left */
braz $r5 #deic_runout
mov $r3 (extrinsrt 0x0 $r5 31 1 0) /* extract high bit */
branz $r3 #deic_runout
send $r5
deic_draw_again:
parm $r3 /* count */
parm $r2 /* instance_count */
parm $r4 maddr 0x5f7 /* INDEX_BATCH_FIRST, start */
parm $r4 send $r4 /* index_bias, send start */
maddr 0x18e3 /* CB_POS */
send 0x180 /* 256 + 128 */
braz $r2 #deic_end
parm $r5 send $r4 /* start_instance, send index_bias */
send $r5 /* send start_instance */
send $r6 /* draw id */
maddr 0x150d /* VB_ELEMENT,INSTANCE_BASE */
send $r4
send $r5
maddr 0x446
send $r4
mov $r4 0x1
mov $r1 (extrinsrt $r1 0x0 0 1 26) /* clear INSTANCE_NEXT */
deic_again:
maddr 0x586 /* VERTEX_BEGIN_GL */
send $r1 /* mode */
maddr 0x5f8 /* INDEX_BATCH_COUNT */
send $r3 /* count */
mov $r2 (sub $r2 $r4)
maddrsend 0x585 /* VERTEX_END_GL */
branz $r2 #deic_again
mov $r1 (extrinsrt $r1 $r4 0 1 26) /* set INSTANCE_NEXT */
deic_end:
read $r5 0xd02
mov $r5 (add $r5 -1)
braz $r5 #deic_runout_check
mov $r7 (add $r7 -1)
maddr 0xd02
send $r5
branz $r7 #deic_draw_again
mov $r6 (add $r6 1)
deic_restore:
read $r6 0xd00
read $r7 0xd01
maddr 0x150d /* VB_ELEMENT,INSTANCE_BASE */
send $r6
send $r7
exit maddr 0x446
send $r6
deic_runout:
parm $r2
parm $r2
parm $r2
parm $r2
parm $r2
mov $r7 (add $r7 -1)
deic_runout_check:
branz annul $r7 #deic_runout
bra annul #deic_restore
/* NVC0_3D_MACRO_DRAW_ARRAYS_INDIRECT_COUNT:
*
* NOTE: Saves and restores VB_INSTANCE_BASE.
*
* arg = mode
* parm[0] = start_drawid
* parm[1] = numparams
* parm[2] = totaldraws
* parm[3 + 4n + 0] = count
* parm[3 + 4n + 1] = instance_count
* parm[3 + 4n + 2] = start
* parm[3 + 4n + 3] = start_instance
*
* SCRATCH[0] = VB_INSTANCE_BASE
*/
.section #mme9097_draw_arrays_indirect_count
read $r5 0x50e /* VB_INSTANCE_BASE */
maddr 0xd00
parm $r6 send $r5 /* start_drawid, save VB_INSTANCE_BASE */
parm $r7 /* numparams */
parm $r5 /* totaldraws */
mov $r5 (sub $r5 $r6) /* draws left */
braz $r5 #daic_runout
mov $r3 (extrinsrt 0x0 $r5 31 1 0) /* extract high bit */
branz annul $r3 #daic_runout
daic_draw_again:
parm $r2 /* count */
parm $r3 /* instance_count */
parm $r4 maddr 0x35d /* VERTEX_BUFFER_FIRST, start */
braz $r3 #daic_end
parm $r4 send $r4 /* start_instance */
maddr 0x18e3 /* CB_POS */
send 0x180 /* 256 + 128 */
send 0x0 /* send 0 as base_vertex */
send $r4 /* send start_instance */
send $r6 /* draw id */
maddr 0x50e /* VB_INSTANCE_BASE */
send $r4
mov $r4 0x1
mov $r1 (extrinsrt $r1 0x0 0 1 26) /* clear INSTANCE_NEXT */
daic_again:
maddr 0x586 /* VERTEX_BEGIN_GL */
send $r1 /* mode */
maddr 0x35e /* VERTEX_BUFFER_COUNT */
send $r2
mov $r3 (sub $r3 $r4)
maddrsend 0x585 /* VERTEX_END_GL */
branz $r3 #daic_again
mov $r1 (extrinsrt $r1 $r4 0 1 26) /* set INSTANCE_NEXT */
daic_end:
mov $r5 (add $r5 -1)
braz $r5 #daic_runout_check
mov $r7 (add $r7 -1)
branz $r7 #daic_draw_again
mov $r6 (add $r6 1)
daic_restore:
read $r5 0xd00
exit maddr 0x50e /* VB_INSTANCE_BASE to restore */
send $r5
daic_runout:
parm $r2
parm $r2
parm $r2
parm $r2
mov $r7 (add $r7 -1)
daic_runout_check:
branz annul $r7 #daic_runout
bra annul #daic_restore

125
src/gallium/drivers/nouveau/nvc0/mme/com9097.mme.h
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@ -207,3 +207,128 @@ uint32_t mme9097_draw_arrays_indirect[] = {
0x014380a1,
0x00002841,
};
uint32_t mme9097_draw_elts_indirect_count[] = {
0x01434615,
0x01438715,
0x07400021,
/* 0x000d: deic_draw_again */
0x00003041,
0x00003841,
0x00000601,
0x00000701,
/* 0x001e: deic_again */
0x00000501,
0x0005ad10,
/* 0x0026: deic_end */
0x000b2807,
0x007f4312,
/* 0x002e: deic_restore */
0x000a9817,
0x00002841,
/* 0x0035: deic_runout */
0x00000301,
/* 0x003b: deic_runout_check */
0x00000201,
0x017dc451,
0x00002431,
0x0638c021,
0x00600041,
0x0004d007,
0x00002531,
0x00002841,
0x00003041,
0x05434021,
0x00002041,
0x00002841,
0x01118021,
0x00002041,
0x00004411,
0xd0400912,
0x01618021,
0x00000841,
0x017e0021,
0x00001841,
0x00051210,
0x01614071,
0xfffe9017,
0xd0410912,
0x03408515,
0xffffed11,
0x0004e807,
0xffffff11,
0x03408021,
0x00002841,
0xfff87817,
0x00007611,
0x03400615,
0x03404715,
0x05434021,
0x00003041,
0x00003841,
0x011180a1,
0x00003041,
0x00000201,
0x00000201,
0x00000201,
0x00000201,
0x00000201,
0xffffff11,
0xfffeb837,
0xfffc8027,
};
uint32_t mme9097_draw_arrays_indirect_count[] = {
0x01438515,
0x03400021,
/* 0x0009: daic_draw_again */
0x00002e31,
0x00000701,
0x00000501,
/* 0x0017: daic_again */
0x0005ad10,
0x00086807,
/* 0x001f: daic_end */
0x007f4312,
0x0007d837,
/* 0x0024: daic_restore */
/* 0x0027: daic_runout */
0x00000201,
0x00000301,
/* 0x002c: daic_runout_check */
0x00d74451,
0x0004d807,
0x00002431,
0x0638c021,
0x00600041,
0x00000041,
0x00002041,
0x00003041,
0x01438021,
0x00002041,
0x00004411,
0xd0400912,
0x01618021,
0x00000841,
0x00d78021,
0x00001041,
0x00051b10,
0x01614071,
0xfffe9817,
0xd0410912,
0xffffed11,
0x00032807,
0xffffff11,
0xfff9f817,
0x00007611,
0x03400515,
0x014380a1,
0x00002841,
0x00000201,
0x00000201,
0x00000201,
0x00000201,
0xffffff11,
0xfffef837,
0xfffdc027,
};

4
src/gallium/drivers/nouveau/nvc0/nvc0_macros.h
View File

@ -29,4 +29,8 @@
#define NVC0_3D_MACRO_DRAW_ELEMENTS_INDIRECT 0x00003840
#define NVC0_3D_MACRO_DRAW_ARRAYS_INDIRECT_COUNT 0x00003848
#define NVC0_3D_MACRO_DRAW_ELEMENTS_INDIRECT_COUNT 0x00003850
#endif /* __NVC0_MACROS_H__ */

4
src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
View File

@ -187,6 +187,7 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_DRAW_PARAMETERS:
case PIPE_CAP_TGSI_PACK_HALF_FLOAT:
case PIPE_CAP_MULTI_DRAW_INDIRECT:
case PIPE_CAP_MULTI_DRAW_INDIRECT_PARAMS:
return 1;
case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE:
return (class_3d >= NVE4_3D_CLASS) ? 1 : 0;
@ -209,7 +210,6 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_VERTEXID_NOBASE:
case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
case PIPE_CAP_DEVICE_RESET_STATUS_QUERY:
case PIPE_CAP_MULTI_DRAW_INDIRECT_PARAMS:
return 0;
case PIPE_CAP_VENDOR_ID:
@ -1029,6 +1029,8 @@ nvc0_screen_create(struct nouveau_device *dev)
MK_MACRO(NVC0_3D_MACRO_POLYGON_MODE_BACK, mme9097_poly_mode_back);
MK_MACRO(NVC0_3D_MACRO_DRAW_ARRAYS_INDIRECT, mme9097_draw_arrays_indirect);
MK_MACRO(NVC0_3D_MACRO_DRAW_ELEMENTS_INDIRECT, mme9097_draw_elts_indirect);
MK_MACRO(NVC0_3D_MACRO_DRAW_ARRAYS_INDIRECT_COUNT, mme9097_draw_arrays_indirect_count);
MK_MACRO(NVC0_3D_MACRO_DRAW_ELEMENTS_INDIRECT_COUNT, mme9097_draw_elts_indirect_count);
BEGIN_NVC0(push, NVC0_3D(RASTERIZE_ENABLE), 1);
PUSH_DATA (push, 1);

29
src/gallium/drivers/nouveau/nvc0/nvc0_vbo.c
View File

@ -807,12 +807,16 @@ nvc0_draw_indirect(struct nvc0_context *nvc0, const struct pipe_draw_info *info)
{
struct nouveau_pushbuf *push = nvc0->base.pushbuf;
struct nv04_resource *buf = nv04_resource(info->indirect);
struct nv04_resource *buf_count = nv04_resource(info->indirect_params);
unsigned size, macro, count = info->indirect_count, drawid = info->drawid;
uint32_t offset = buf->offset + info->indirect_offset;
/* must make FIFO wait for engines idle before continuing to process */
if (buf->fence_wr && !nouveau_fence_signalled(buf->fence_wr))
if ((buf->fence_wr && !nouveau_fence_signalled(buf->fence_wr)) ||
(buf_count && buf_count->fence_wr &&
!nouveau_fence_signalled(buf_count->fence_wr))) {
IMMED_NVC0(push, SUBC_3D(NV10_SUBCHAN_REF_CNT), 0);
}
/* Queue things up to let the macros write params to the driver constbuf */
BEGIN_NVC0(push, NVC0_3D(CB_SIZE), 3);
@ -824,7 +828,10 @@ nvc0_draw_indirect(struct nvc0_context *nvc0, const struct pipe_draw_info *info)
assert(nvc0->idxbuf.buffer);
assert(nouveau_resource_mapped_by_gpu(nvc0->idxbuf.buffer));
size = 5;
macro = NVC0_3D_MACRO_DRAW_ELEMENTS_INDIRECT;
if (buf_count)
macro = NVC0_3D_MACRO_DRAW_ELEMENTS_INDIRECT_COUNT;
else
macro = NVC0_3D_MACRO_DRAW_ELEMENTS_INDIRECT;
} else {
if (nvc0->state.index_bias) {
/* index_bias is implied 0 if !info->indexed (really ?) */
@ -833,7 +840,10 @@ nvc0_draw_indirect(struct nvc0_context *nvc0, const struct pipe_draw_info *info)
nvc0->state.index_bias = 0;
}
size = 4;
macro = NVC0_3D_MACRO_DRAW_ARRAYS_INDIRECT;
if (buf_count)
macro = NVC0_3D_MACRO_DRAW_ARRAYS_INDIRECT_COUNT;
else
macro = NVC0_3D_MACRO_DRAW_ARRAYS_INDIRECT;
}
/* If the stride is not the natural stride, we have to stick a separate
@ -851,12 +861,21 @@ nvc0_draw_indirect(struct nvc0_context *nvc0, const struct pipe_draw_info *info)
pushes = draws;
}
nouveau_pushbuf_space(push, 8, 0, pushes);
nouveau_pushbuf_space(push, 16, 0, pushes + !!buf_count);
PUSH_REFN(push, buf->bo, NOUVEAU_BO_RD | buf->domain);
PUSH_DATA(push, NVC0_FIFO_PKHDR_1I(0, macro, 3 + draws * size));
if (buf_count)
PUSH_REFN(push, buf_count->bo, NOUVEAU_BO_RD | buf_count->domain);
PUSH_DATA(push,
NVC0_FIFO_PKHDR_1I(0, macro, 3 + !!buf_count + draws * size));
PUSH_DATA(push, nvc0_prim_gl(info->mode));
PUSH_DATA(push, drawid);
PUSH_DATA(push, draws);
if (buf_count) {
nouveau_pushbuf_data(push,
buf_count->bo,
buf_count->offset + info->indirect_params_offset,
NVC0_IB_ENTRY_1_NO_PREFETCH | 4);
}
if (pushes == 1) {
nouveau_pushbuf_data(push,
buf->bo, offset,