Mesa (master): mesa: initial support for emitting 2D registers from slang
Zack Rusin
zack at kemper.freedesktop.org
Wed Jul 14 01:50:24 UTC 2010
Module: Mesa
Branch: master
Commit: 9808308f9ad05c5fd6916cb808c66be23f21db60
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=9808308f9ad05c5fd6916cb808c66be23f21db60
Author: Zack Rusin <zackr at vmware.com>
Date: Fri Jul 9 22:40:04 2010 -0400
mesa: initial support for emitting 2D registers from slang
---
src/mesa/slang/slang_builtin.c | 66 +++++++++++++++++++++-------------------
src/mesa/slang/slang_builtin.h | 3 +-
src/mesa/slang/slang_codegen.c | 25 ++++++++++-----
src/mesa/slang/slang_emit.c | 3 ++
src/mesa/slang/slang_ir.c | 34 ++++++++++++++++++++
src/mesa/slang/slang_ir.h | 7 ++++
6 files changed, 98 insertions(+), 40 deletions(-)
diff --git a/src/mesa/slang/slang_builtin.c b/src/mesa/slang/slang_builtin.c
index e3ac7d3..a7e0efc 100644
--- a/src/mesa/slang/slang_builtin.c
+++ b/src/mesa/slang/slang_builtin.c
@@ -756,47 +756,48 @@ struct input_info
GLuint Attrib;
GLenum Type;
GLuint Swizzle;
+ GLboolean Array;
};
/** Predefined vertex shader inputs/attributes */
static const struct input_info vertInputs[] = {
- { "gl_Vertex", VERT_ATTRIB_POS, GL_FLOAT_VEC4, SWIZZLE_NOOP },
- { "gl_Normal", VERT_ATTRIB_NORMAL, GL_FLOAT_VEC3, SWIZZLE_NOOP },
- { "gl_Color", VERT_ATTRIB_COLOR0, GL_FLOAT_VEC4, SWIZZLE_NOOP },
- { "gl_SecondaryColor", VERT_ATTRIB_COLOR1, GL_FLOAT_VEC4, SWIZZLE_NOOP },
- { "gl_FogCoord", VERT_ATTRIB_FOG, GL_FLOAT, SWIZZLE_XXXX },
- { "gl_MultiTexCoord0", VERT_ATTRIB_TEX0, GL_FLOAT_VEC4, SWIZZLE_NOOP },
- { "gl_MultiTexCoord1", VERT_ATTRIB_TEX1, GL_FLOAT_VEC4, SWIZZLE_NOOP },
- { "gl_MultiTexCoord2", VERT_ATTRIB_TEX2, GL_FLOAT_VEC4, SWIZZLE_NOOP },
- { "gl_MultiTexCoord3", VERT_ATTRIB_TEX3, GL_FLOAT_VEC4, SWIZZLE_NOOP },
- { "gl_MultiTexCoord4", VERT_ATTRIB_TEX4, GL_FLOAT_VEC4, SWIZZLE_NOOP },
- { "gl_MultiTexCoord5", VERT_ATTRIB_TEX5, GL_FLOAT_VEC4, SWIZZLE_NOOP },
- { "gl_MultiTexCoord6", VERT_ATTRIB_TEX6, GL_FLOAT_VEC4, SWIZZLE_NOOP },
- { "gl_MultiTexCoord7", VERT_ATTRIB_TEX7, GL_FLOAT_VEC4, SWIZZLE_NOOP }
+ { "gl_Vertex", VERT_ATTRIB_POS, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_FALSE },
+ { "gl_Normal", VERT_ATTRIB_NORMAL, GL_FLOAT_VEC3, SWIZZLE_NOOP, GL_FALSE },
+ { "gl_Color", VERT_ATTRIB_COLOR0, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_FALSE },
+ { "gl_SecondaryColor", VERT_ATTRIB_COLOR1, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_FALSE },
+ { "gl_FogCoord", VERT_ATTRIB_FOG, GL_FLOAT, SWIZZLE_XXXX, GL_FALSE },
+ { "gl_MultiTexCoord0", VERT_ATTRIB_TEX0, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_FALSE },
+ { "gl_MultiTexCoord1", VERT_ATTRIB_TEX1, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_FALSE },
+ { "gl_MultiTexCoord2", VERT_ATTRIB_TEX2, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_FALSE },
+ { "gl_MultiTexCoord3", VERT_ATTRIB_TEX3, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_FALSE },
+ { "gl_MultiTexCoord4", VERT_ATTRIB_TEX4, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_FALSE },
+ { "gl_MultiTexCoord5", VERT_ATTRIB_TEX5, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_FALSE },
+ { "gl_MultiTexCoord6", VERT_ATTRIB_TEX6, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_FALSE },
+ { "gl_MultiTexCoord7", VERT_ATTRIB_TEX7, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_FALSE }
};
static const struct input_info geomInputs[] = {
- { "gl_PrimitiveIDIn", GEOM_ATTRIB_PRIMITIVE_ID, GL_FLOAT, SWIZZLE_NOOP },
- { "gl_FrontColorIn", GEOM_ATTRIB_COLOR0, GL_FLOAT_VEC4, SWIZZLE_NOOP },
- { "gl_BackColorIn", GEOM_ATTRIB_COLOR1, GL_FLOAT_VEC4, SWIZZLE_NOOP },
- { "gl_FrontSecondaryColorIn", GEOM_ATTRIB_SECONDARY_COLOR0, GL_FLOAT_VEC4, SWIZZLE_NOOP },
- { "gl_BackSecondaryColorIn", GEOM_ATTRIB_SECONDARY_COLOR1, GL_FLOAT_VEC4, SWIZZLE_NOOP },
- { "gl_TexCoordIn", GEOM_ATTRIB_TEX_COORD, GL_FLOAT_VEC4, SWIZZLE_NOOP },
- { "gl_FogFragCoordIn", GEOM_ATTRIB_FOG_FRAG_COORD, GL_FLOAT, SWIZZLE_NOOP },
- { "gl_PositionIn", GEOM_ATTRIB_POSITION, GL_FLOAT_VEC4, SWIZZLE_NOOP },
- { "gl_ClipVertexIn", GEOM_ATTRIB_CLIP_VERTEX, GL_FLOAT_VEC4, SWIZZLE_NOOP },
- { "gl_PointSizeIn", GEOM_ATTRIB_POINT_SIZE, GL_FLOAT, SWIZZLE_NOOP }
+ { "gl_PrimitiveIDIn", GEOM_ATTRIB_PRIMITIVE_ID, GL_FLOAT, SWIZZLE_NOOP, GL_FALSE },
+ { "gl_FrontColorIn", GEOM_ATTRIB_COLOR0, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_TRUE },
+ { "gl_BackColorIn", GEOM_ATTRIB_COLOR1, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_TRUE },
+ { "gl_FrontSecondaryColorIn", GEOM_ATTRIB_SECONDARY_COLOR0, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_TRUE },
+ { "gl_BackSecondaryColorIn", GEOM_ATTRIB_SECONDARY_COLOR1, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_TRUE },
+ { "gl_TexCoordIn", GEOM_ATTRIB_TEX_COORD, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_TRUE },
+ { "gl_FogFragCoordIn", GEOM_ATTRIB_FOG_FRAG_COORD, GL_FLOAT, SWIZZLE_NOOP, GL_TRUE },
+ { "gl_PositionIn", GEOM_ATTRIB_POSITION, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_TRUE },
+ { "gl_ClipVertexIn", GEOM_ATTRIB_CLIP_VERTEX, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_TRUE },
+ { "gl_PointSizeIn", GEOM_ATTRIB_POINT_SIZE, GL_FLOAT, SWIZZLE_NOOP, GL_TRUE }
};
/** Predefined fragment shader inputs */
static const struct input_info fragInputs[] = {
- { "gl_FragCoord", FRAG_ATTRIB_WPOS, GL_FLOAT_VEC4, SWIZZLE_NOOP },
- { "gl_Color", FRAG_ATTRIB_COL0, GL_FLOAT_VEC4, SWIZZLE_NOOP },
- { "gl_SecondaryColor", FRAG_ATTRIB_COL1, GL_FLOAT_VEC4, SWIZZLE_NOOP },
- { "gl_TexCoord", FRAG_ATTRIB_TEX0, GL_FLOAT_VEC4, SWIZZLE_NOOP },
- { "gl_FogFragCoord", FRAG_ATTRIB_FOGC, GL_FLOAT, SWIZZLE_XXXX },
- { "gl_FrontFacing", FRAG_ATTRIB_FACE, GL_FLOAT, SWIZZLE_XXXX },
- { "gl_PointCoord", FRAG_ATTRIB_PNTC, GL_FLOAT_VEC2, SWIZZLE_XYZW }
+ { "gl_FragCoord", FRAG_ATTRIB_WPOS, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_FALSE },
+ { "gl_Color", FRAG_ATTRIB_COL0, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_FALSE },
+ { "gl_SecondaryColor", FRAG_ATTRIB_COL1, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_FALSE },
+ { "gl_TexCoord", FRAG_ATTRIB_TEX0, GL_FLOAT_VEC4, SWIZZLE_NOOP, GL_FALSE },
+ { "gl_FogFragCoord", FRAG_ATTRIB_FOGC, GL_FLOAT, SWIZZLE_XXXX, GL_FALSE },
+ { "gl_FrontFacing", FRAG_ATTRIB_FACE, GL_FLOAT, SWIZZLE_XXXX, GL_FALSE },
+ { "gl_PointCoord", FRAG_ATTRIB_PNTC, GL_FLOAT_VEC2, SWIZZLE_XYZW, GL_FALSE }
};
@@ -807,7 +808,8 @@ static const struct input_info fragInputs[] = {
* XXX return size too
*/
GLint
-_slang_input_index(const char *name, GLenum target, GLuint *swizzleOut)
+_slang_input_index(const char *name, GLenum target, GLuint *swizzleOut,
+ GLboolean *is_array)
{
const struct input_info *inputs;
GLuint i, n;
@@ -836,6 +838,8 @@ _slang_input_index(const char *name, GLenum target, GLuint *swizzleOut)
if (strcmp(inputs[i].Name, name) == 0) {
/* found */
*swizzleOut = inputs[i].Swizzle;
+ if (is_array)
+ *is_array = inputs[i].Array;
return inputs[i].Attrib;
}
}
diff --git a/src/mesa/slang/slang_builtin.h b/src/mesa/slang/slang_builtin.h
index cef18af..ed9ae80 100644
--- a/src/mesa/slang/slang_builtin.h
+++ b/src/mesa/slang/slang_builtin.h
@@ -38,7 +38,8 @@ _slang_alloc_statevar(slang_ir_node *n,
extern GLint
-_slang_input_index(const char *name, GLenum target, GLuint *swizzleOut);
+_slang_input_index(const char *name, GLenum target, GLuint *swizzleOut,
+ GLboolean *is_array);
extern GLint
_slang_output_index(const char *name, GLenum target);
diff --git a/src/mesa/slang/slang_codegen.c b/src/mesa/slang/slang_codegen.c
index 79072cb..11a9074 100644
--- a/src/mesa/slang/slang_codegen.c
+++ b/src/mesa/slang/slang_codegen.c
@@ -5155,7 +5155,7 @@ _slang_codegen_global_variable(slang_assemble_ctx *A, slang_variable *var,
/* fragment program input */
GLuint swizzle;
GLint index = _slang_input_index(varName, GL_FRAGMENT_PROGRAM_ARB,
- &swizzle);
+ &swizzle, NULL);
assert(index >= 0);
assert(index < FRAG_ATTRIB_MAX);
store = _slang_new_ir_storage_swz(PROGRAM_INPUT, index,
@@ -5171,9 +5171,10 @@ _slang_codegen_global_variable(slang_assemble_ctx *A, slang_variable *var,
size, swizzle);
} else {
/* geometry program input */
+ GLboolean is_array = GL_FALSE;
GLuint swizzle;
GLint index = _slang_input_index(varName, MESA_GEOMETRY_PROGRAM,
- &swizzle);
+ &swizzle, &is_array);
if (index < 0) {
/* geometry program output */
index = _slang_output_index(varName, MESA_GEOMETRY_PROGRAM);
@@ -5187,8 +5188,12 @@ _slang_codegen_global_variable(slang_assemble_ctx *A, slang_variable *var,
} else {
assert(index >= 0);
/* assert(index < GEOM_ATTRIB_MAX); */
- store = _slang_new_ir_storage_swz(PROGRAM_INPUT, index,
- size, swizzle);
+ if (is_array)
+ store = _slang_new_ir_storage_2d(PROGRAM_INPUT, 0, index,
+ size, swizzle);
+ else
+ store = _slang_new_ir_storage_swz(PROGRAM_INPUT, index,
+ size, swizzle);
}
}
if (dbg) printf("V/F ");
@@ -5217,7 +5222,7 @@ _slang_codegen_global_variable(slang_assemble_ctx *A, slang_variable *var,
}
else {
/* pre-defined vertex attrib */
- index = _slang_input_index(varName, GL_VERTEX_PROGRAM_ARB, &swizzle);
+ index = _slang_input_index(varName, GL_VERTEX_PROGRAM_ARB, &swizzle, NULL);
assert(index >= 0);
}
store = _slang_new_ir_storage_swz(PROGRAM_INPUT, index, size, swizzle);
@@ -5227,12 +5232,16 @@ _slang_codegen_global_variable(slang_assemble_ctx *A, slang_variable *var,
GLuint swizzle = SWIZZLE_XYZW; /* silence compiler warning */
if (type == SLANG_UNIT_FRAGMENT_BUILTIN) {
GLint index = _slang_input_index(varName, GL_FRAGMENT_PROGRAM_ARB,
- &swizzle);
+ &swizzle, NULL);
store = _slang_new_ir_storage_swz(PROGRAM_INPUT, index, size, swizzle);
} else if (type == SLANG_UNIT_GEOMETRY_BUILTIN) {
+ GLboolean is_array;
GLint index = _slang_input_index(varName, MESA_GEOMETRY_PROGRAM,
- &swizzle);
- store = _slang_new_ir_storage_swz(PROGRAM_INPUT, index, size, swizzle);
+ &swizzle, &is_array);
+ if (is_array)
+ store = _slang_new_ir_storage_2d(PROGRAM_INPUT, 0, index, size, swizzle);
+ else
+ store = _slang_new_ir_storage_swz(PROGRAM_INPUT, index, size, swizzle);
}
if (dbg) printf("INPUT ");
}
diff --git a/src/mesa/slang/slang_emit.c b/src/mesa/slang/slang_emit.c
index 42d778a..4a02ba6 100644
--- a/src/mesa/slang/slang_emit.c
+++ b/src/mesa/slang/slang_emit.c
@@ -379,6 +379,9 @@ storage_to_src_reg(struct prog_src_register *src, const slang_ir_storage *st)
assert(GET_SWZ(swizzle, 3) <= SWIZZLE_W);
src->Swizzle = swizzle;
+ src->HasIndex2D = st->Is2D;
+ src->Index2D = st->Index2D;
+
src->RelAddr = relAddr;
}
diff --git a/src/mesa/slang/slang_ir.c b/src/mesa/slang/slang_ir.c
index d78ba52..131093d 100644
--- a/src/mesa/slang/slang_ir.c
+++ b/src/mesa/slang/slang_ir.c
@@ -133,6 +133,8 @@ _slang_init_ir_storage(slang_ir_storage *st,
st->Swizzle = swizzle;
st->Parent = NULL;
st->IsIndirect = GL_FALSE;
+ st->Is2D = GL_FALSE;
+ st->Index2D = 0;
}
@@ -151,6 +153,8 @@ _slang_new_ir_storage(gl_register_file file, GLint index, GLint size)
st->Swizzle = SWIZZLE_NOOP;
st->Parent = NULL;
st->IsIndirect = GL_FALSE;
+ st->Is2D = GL_FALSE;
+ st->Index2D = 0;
}
return st;
}
@@ -172,10 +176,36 @@ _slang_new_ir_storage_swz(gl_register_file file, GLint index, GLint size,
st->Swizzle = swizzle;
st->Parent = NULL;
st->IsIndirect = GL_FALSE;
+ st->Is2D = GL_FALSE;
+ st->Index2D = 0;
}
return st;
}
+/**
+ * Return a new slang_ir_storage object.
+ */
+slang_ir_storage *
+_slang_new_ir_storage_2d(gl_register_file file,
+ GLint index, GLint index2d,
+ GLint size, GLuint swizzle)
+{
+ slang_ir_storage *st;
+ st = (slang_ir_storage *) _slang_alloc(sizeof(slang_ir_storage));
+ if (st) {
+ st->File = file;
+ st->Index = index;
+ st->Size = size;
+ st->Swizzle = swizzle;
+ st->Parent = NULL;
+ st->IsIndirect = GL_FALSE;
+ st->Is2D = GL_TRUE;
+ st->Index2D = index2d;
+ }
+ return st;
+}
+
+
/**
* Return a new slang_ir_storage object.
@@ -193,6 +223,8 @@ _slang_new_ir_storage_relative(GLint index, GLint size,
st->Swizzle = SWIZZLE_NOOP;
st->Parent = parent;
st->IsIndirect = GL_FALSE;
+ st->Is2D = GL_FALSE;
+ st->Index2D = 0;
}
return st;
}
@@ -217,6 +249,8 @@ _slang_new_ir_storage_indirect(gl_register_file file,
st->IndirectFile = indirectFile;
st->IndirectIndex = indirectIndex;
st->IndirectSwizzle = indirectSwizzle;
+ st->Is2D = GL_FALSE;
+ st->Index2D = 0;
}
return st;
}
diff --git a/src/mesa/slang/slang_ir.h b/src/mesa/slang/slang_ir.h
index e9af079..543cf0a 100644
--- a/src/mesa/slang/slang_ir.h
+++ b/src/mesa/slang/slang_ir.h
@@ -189,6 +189,9 @@ struct slang_ir_storage_
GLuint IndirectSwizzle;
GLuint TexTarget; /**< If File==PROGRAM_SAMPLER, one of TEXTURE_x_INDEX */
+ GLboolean Is2D;
+ GLint Index2D;
+
/** If Parent is non-null, Index is relative to parent.
* The other fields are ignored.
*/
@@ -252,6 +255,10 @@ _slang_new_ir_storage_swz(gl_register_file file, GLint index, GLint size,
GLuint swizzle);
extern slang_ir_storage *
+_slang_new_ir_storage_2d(gl_register_file file, GLint index, GLint index2d,
+ GLint size, GLuint swizzle);
+
+extern slang_ir_storage *
_slang_new_ir_storage_relative(GLint index, GLint size,
slang_ir_storage *parent);
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