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-rw-r--r--src/gallium/auxiliary/tgsi/tgsi_info.c1
-rw-r--r--src/gallium/docs/source/screen.rst6
-rw-r--r--src/gallium/docs/source/tgsi.rst36
-rw-r--r--src/gallium/drivers/freedreno/freedreno_screen.c2
-rw-r--r--src/gallium/drivers/i915/i915_screen.c2
-rw-r--r--src/gallium/drivers/ilo/ilo_screen.c2
-rw-r--r--src/gallium/drivers/llvmpipe/lp_screen.c2
-rw-r--r--src/gallium/drivers/nouveau/nv30/nv30_screen.c2
-rw-r--r--src/gallium/drivers/nouveau/nv50/nv50_screen.c2
-rw-r--r--src/gallium/drivers/nouveau/nvc0/nvc0_screen.c2
-rw-r--r--src/gallium/drivers/r300/r300_screen.c2
-rw-r--r--src/gallium/drivers/r600/r600_pipe.c2
-rw-r--r--src/gallium/drivers/radeonsi/si_pipe.c2
-rw-r--r--src/gallium/drivers/softpipe/sp_screen.c2
-rw-r--r--src/gallium/drivers/svga/svga_screen.c2
-rw-r--r--src/gallium/include/pipe/p_defines.h4
-rw-r--r--src/gallium/include/pipe/p_shader_tokens.h4
17 files changed, 73 insertions, 2 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_info.c b/src/gallium/auxiliary/tgsi/tgsi_info.c
index f993600..565f274 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_info.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_info.c
@@ -221,6 +221,7 @@ static const struct tgsi_opcode_info opcode_info[TGSI_OPCODE_LAST] =
{ 1, 3, 1, 0, 0, 0, OTHR, "TXL2", TGSI_OPCODE_TXL2 },
{ 1, 2, 0, 0, 0, 0, COMP, "IMUL_HI", TGSI_OPCODE_IMUL_HI },
{ 1, 2, 0, 0, 0, 0, COMP, "UMUL_HI", TGSI_OPCODE_UMUL_HI },
+ { 1, 3, 1, 0, 0, 0, OTHR, "TG4", TGSI_OPCODE_TG4 },
};
const struct tgsi_opcode_info *
diff --git a/src/gallium/docs/source/screen.rst b/src/gallium/docs/source/screen.rst
index bd553f4..6b5a195 100644
--- a/src/gallium/docs/source/screen.rst
+++ b/src/gallium/docs/source/screen.rst
@@ -182,6 +182,12 @@ The integer capabilities:
vertex components output by a single invocation of a geometry shader.
This is the product of the number of attribute components per vertex and
the number of output vertices.
+* ``PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS``: Max number of components
+ in format that texture gather can operate on. 1 == RED, ALPHA etc,
+ 4 == All formats.
+* ``PIPE_CAP_TEXTURE_GATHER_SM5``: Whether the texture gather
+ hardware implements the SM5 features, component selection,
+ shadow comparison, and run-time offsets.
.. _pipe_capf:
diff --git a/src/gallium/docs/source/tgsi.rst b/src/gallium/docs/source/tgsi.rst
index be42572..03c5df8 100644
--- a/src/gallium/docs/source/tgsi.rst
+++ b/src/gallium/docs/source/tgsi.rst
@@ -986,6 +986,42 @@ XXX doesn't look like most of the opcodes really belong here.
dst.z = texture_depth(unit, lod)
+.. opcode:: TG4 - Texture Gather (as per ARB_texture_gather)
+ Gathers the four texels to be used in a bi-linear
+ filtering operation and packs them into a single register.
+ Only works with 2D, 2D array, cubemaps, and cubemaps arrays.
+ For 2D textures, only the addressing modes of the sampler and
+ the top level of any mip pyramid are used. Set W to zero.
+ It behaves like the TEX instruction, but a filtered
+ sample is not generated. The four samples that contribute
+ to filtering are placed into xyzw in clockwise order,
+ starting with the (u,v) texture coordinate delta at the
+ following locations (-, +), (+, +), (+, -), (-, -), where
+ the magnitude of the deltas are half a texel.
+
+ PIPE_CAP_TEXTURE_SM5 enhances this instruction to support
+ shadow per-sample depth compares, single component selection,
+ and a non-constant offset. It doesn't allow support for the
+ GL independent offset to get i0,j0. This would require another
+ CAP is hw can do it natively. For now we lower that before
+ TGSI.
+
+.. math::
+
+ coord = src0
+
+ component = src1
+
+ dst = texture_gather4 (unit, coord, component)
+
+(with SM5 - cube array shadow)
+
+ coord = src0
+
+ compare = src1
+
+ dst = texture_gather (uint, coord, compare)
+
Integer ISA
^^^^^^^^^^^^^^^^^^^^^^^^
diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c b/src/gallium/drivers/freedreno/freedreno_screen.c
index e1b5dae..c53300f 100644
--- a/src/gallium/drivers/freedreno/freedreno_screen.c
+++ b/src/gallium/drivers/freedreno/freedreno_screen.c
@@ -203,6 +203,8 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_QUERY_PIPELINE_STATISTICS:
case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK:
case PIPE_CAP_TGSI_VS_LAYER:
+ case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
+ case PIPE_CAP_TEXTURE_GATHER_SM5:
return 0;
/* Stream output. */
diff --git a/src/gallium/drivers/i915/i915_screen.c b/src/gallium/drivers/i915/i915_screen.c
index 9f08f86..c5d2888 100644
--- a/src/gallium/drivers/i915/i915_screen.c
+++ b/src/gallium/drivers/i915/i915_screen.c
@@ -216,6 +216,8 @@ i915_get_param(struct pipe_screen *screen, enum pipe_cap cap)
case PIPE_CAP_TEXTURE_BUFFER_OBJECTS:
case PIPE_CAP_TGSI_TEXCOORD:
case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER:
+ case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
+ case PIPE_CAP_TEXTURE_GATHER_SM5:
return 0;
case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS:
diff --git a/src/gallium/drivers/ilo/ilo_screen.c b/src/gallium/drivers/ilo/ilo_screen.c
index 9c363ac..2551664 100644
--- a/src/gallium/drivers/ilo/ilo_screen.c
+++ b/src/gallium/drivers/ilo/ilo_screen.c
@@ -433,6 +433,8 @@ ilo_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES:
return true;
case PIPE_CAP_TGSI_VS_LAYER:
+ case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
+ case PIPE_CAP_TEXTURE_GATHER_SM5:
return 0;
default:
diff --git a/src/gallium/drivers/llvmpipe/lp_screen.c b/src/gallium/drivers/llvmpipe/lp_screen.c
index 43142e7..4ab1949 100644
--- a/src/gallium/drivers/llvmpipe/lp_screen.c
+++ b/src/gallium/drivers/llvmpipe/lp_screen.c
@@ -235,6 +235,8 @@ llvmpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_ENDIANNESS:
return PIPE_ENDIAN_NATIVE;
case PIPE_CAP_TGSI_VS_LAYER:
+ case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
+ case PIPE_CAP_TEXTURE_GATHER_SM5:
return 0;
}
/* should only get here on unhandled cases */
diff --git a/src/gallium/drivers/nouveau/nv30/nv30_screen.c b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
index 9854708..8862a5d 100644
--- a/src/gallium/drivers/nouveau/nv30/nv30_screen.c
+++ b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
@@ -128,6 +128,8 @@ nv30_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE:
case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES:
case PIPE_CAP_TGSI_VS_LAYER:
+ case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
+ case PIPE_CAP_TEXTURE_GATHER_SM5:
return 0;
case PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY:
case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY:
diff --git a/src/gallium/drivers/nouveau/nv50/nv50_screen.c b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
index 781b391..c683cf1 100644
--- a/src/gallium/drivers/nouveau/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
@@ -196,6 +196,8 @@ nv50_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_ENDIANNESS:
return PIPE_ENDIAN_LITTLE;
case PIPE_CAP_TGSI_VS_LAYER:
+ case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
+ case PIPE_CAP_TEXTURE_GATHER_SM5:
return 0;
case PIPE_CAP_MAX_VIEWPORTS:
return NV50_MAX_VIEWPORTS;
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
index f04771d..a07cacd 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
@@ -174,6 +174,8 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_ENDIANNESS:
return PIPE_ENDIAN_LITTLE;
case PIPE_CAP_TGSI_VS_LAYER:
+ case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
+ case PIPE_CAP_TEXTURE_GATHER_SM5:
return 0;
case PIPE_CAP_MAX_VIEWPORTS:
return 1;
diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c
index fcb01e8..26d73e4 100644
--- a/src/gallium/drivers/r300/r300_screen.c
+++ b/src/gallium/drivers/r300/r300_screen.c
@@ -166,6 +166,8 @@ static int r300_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK:
case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE:
case PIPE_CAP_TGSI_VS_LAYER:
+ case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
+ case PIPE_CAP_TEXTURE_GATHER_SM5:
return 0;
/* SWTCL-only features. */
diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c
index 0f75a53..630e21d 100644
--- a/src/gallium/drivers/r600/r600_pipe.c
+++ b/src/gallium/drivers/r600/r600_pipe.c
@@ -399,6 +399,8 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
case PIPE_CAP_FRAGMENT_COLOR_CLAMPED:
case PIPE_CAP_VERTEX_COLOR_CLAMPED:
case PIPE_CAP_USER_VERTEX_BUFFERS:
+ case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
+ case PIPE_CAP_TEXTURE_GATHER_SM5:
return 0;
/* Stream output. */
diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c
index c64621b..c69be58 100644
--- a/src/gallium/drivers/radeonsi/si_pipe.c
+++ b/src/gallium/drivers/radeonsi/si_pipe.c
@@ -285,6 +285,8 @@ static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION:
case PIPE_CAP_USER_VERTEX_BUFFERS:
case PIPE_CAP_CUBE_MAP_ARRAY:
+ case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
+ case PIPE_CAP_TEXTURE_GATHER_SM5:
return 0;
case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK:
diff --git a/src/gallium/drivers/softpipe/sp_screen.c b/src/gallium/drivers/softpipe/sp_screen.c
index 46ac519..0eae9ed 100644
--- a/src/gallium/drivers/softpipe/sp_screen.c
+++ b/src/gallium/drivers/softpipe/sp_screen.c
@@ -185,6 +185,8 @@ softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_ENDIANNESS:
return PIPE_ENDIAN_NATIVE;
case PIPE_CAP_TGSI_VS_LAYER:
+ case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
+ case PIPE_CAP_TEXTURE_GATHER_SM5:
return 0;
}
/* should only get here on unhandled cases */
diff --git a/src/gallium/drivers/svga/svga_screen.c b/src/gallium/drivers/svga/svga_screen.c
index d5ae69a..ae2623d 100644
--- a/src/gallium/drivers/svga/svga_screen.c
+++ b/src/gallium/drivers/svga/svga_screen.c
@@ -266,6 +266,8 @@ svga_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_QUERY_PIPELINE_STATISTICS:
case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE:
case PIPE_CAP_TGSI_VS_LAYER:
+ case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
+ case PIPE_CAP_TEXTURE_GATHER_SM5:
return 0;
case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT:
return 64;
diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h
index 83815cd..764c248 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -522,7 +522,9 @@ enum pipe_cap {
PIPE_CAP_MIXED_FRAMEBUFFER_SIZES = 86,
PIPE_CAP_TGSI_VS_LAYER = 87,
PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES = 88,
- PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS = 89
+ PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS = 89,
+ PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS = 90,
+ PIPE_CAP_TEXTURE_GATHER_SM5 = 91
};
#define PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_NV50 (1 << 0)
diff --git a/src/gallium/include/pipe/p_shader_tokens.h b/src/gallium/include/pipe/p_shader_tokens.h
index 8750bd2..8fa6a0a 100644
--- a/src/gallium/include/pipe/p_shader_tokens.h
+++ b/src/gallium/include/pipe/p_shader_tokens.h
@@ -453,7 +453,9 @@ struct tgsi_property_data {
#define TGSI_OPCODE_IMUL_HI 180
#define TGSI_OPCODE_UMUL_HI 181
-#define TGSI_OPCODE_LAST 182
+#define TGSI_OPCODE_TG4 182
+
+#define TGSI_OPCODE_LAST 183
#define TGSI_SAT_NONE 0 /* do not saturate */
#define TGSI_SAT_ZERO_ONE 1 /* clamp to [0,1] */
generated by cgit v1.1 at 2024-06-19 21:44:40 +0000