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-rw-r--r--src/mesa/main/dd.h21
-rw-r--r--src/mesa/main/imports.h29
-rw-r--r--src/mesa/main/mtypes.h24
-rw-r--r--src/mesa/main/shaderapi.c10
-rw-r--r--src/mesa/main/shaderobj.c18
-rw-r--r--src/mesa/main/shaderobj.h24
6 files changed, 111 insertions, 15 deletions
diff --git a/src/mesa/main/dd.h b/src/mesa/main/dd.h
index 825073ca88..71d0f570e4 100644
--- a/src/mesa/main/dd.h
+++ b/src/mesa/main/dd.h
@@ -595,6 +595,27 @@ struct dd_function_table {
/*@}*/
+ /**
+ * \name GLSL shader/program functions.
+ */
+ /*@{*/
+ /**
+ * Called when a shader is compiled.
+ *
+ * Note that not all shader objects get ShaderCompile called on
+ * them. Notably, the shaders containing builtin functions do not
+ * have CompileShader() called, so if lowering passes are done they
+ * need to also be performed in LinkShader().
+ */
+ GLboolean (*CompileShader)(GLcontext *ctx, struct gl_shader *shader);
+ /**
+ * Called when a shader program is linked.
+ *
+ * This gives drivers an opportunity to clone the IR and make their
+ * own transformations on it for the purposes of code generation.
+ */
+ GLboolean (*LinkShader)(GLcontext *ctx, struct gl_shader_program *shader);
+ /*@}*/
/**
* \name State-changing functions.
diff --git a/src/mesa/main/imports.h b/src/mesa/main/imports.h
index 9c2ffd66d6..e967b14731 100644
--- a/src/mesa/main/imports.h
+++ b/src/mesa/main/imports.h
@@ -116,6 +116,35 @@ typedef union { GLfloat f; GLint i; } fi_type;
#endif
+/**
+ * \name Work-arounds for platforms that lack C99 math functions
+ */
+/*@{*/
+#if (defined(_XOPEN_SOURCE) && (_XOPEN_SOURCE < 600)) && !defined(_ISOC99_SOURCE) \
+ && (!defined(__STDC_VERSION__) || (__STDC_VERSION__ < 199901L)) \
+ && (!defined(_MSC_VER) || (_MSC_VER < 1400))
+#define acosf(f) ((float) acos(f))
+#define asinf(f) ((float) asin(f))
+#define atan2f(x,y) ((float) atan2(x,y))
+#define atanf(f) ((float) atan(f))
+#define cielf(f) ((float) ciel(f))
+#define cosf(f) ((float) cos(f))
+#define coshf(f) ((float) cosh(f))
+#define expf(f) ((float) exp(f))
+#define exp2f(f) ((float) exp2(f))
+#define floorf(f) ((float) floor(f))
+#define logf(f) ((float) log(f))
+#define log2f(f) ((float) log2(f))
+#define powf(x,y) ((float) pow(x,y))
+#define sinf(f) ((float) sin(f))
+#define sinhf(f) ((float) sinh(f))
+#define sqrtf(f) ((float) sqrt(f))
+#define tanf(f) ((float) tan(f))
+#define tanhf(f) ((float) tanh(f))
+#define truncf(f) ((float) trunc(f))
+#endif
+/*@}*/
+
/***
*** LOG2: Log base 2 of float
***/
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 8d92892ad7..b8bcda56bf 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -2084,6 +2084,15 @@ struct gl_shader
struct gl_program *Program; /**< Post-compile assembly code */
GLchar *InfoLog;
struct gl_sl_pragmas Pragmas;
+
+ unsigned Version; /**< GLSL version used for linking */
+
+ struct exec_list *ir;
+ struct glsl_symbol_table *symbols;
+
+ /** Shaders containing built-in functions that are used for linking. */
+ struct gl_shader *builtins_to_link[16];
+ unsigned num_builtins_to_link;
};
@@ -2129,6 +2138,16 @@ struct gl_shader_program
GLboolean Validated;
GLboolean _Used; /**< Ever used for drawing? */
GLchar *InfoLog;
+
+ unsigned Version; /**< GLSL version used for linking */
+
+ /**
+ * Per-stage shaders resulting from the first stage of linking.
+ */
+ /*@{*/
+ GLuint _NumLinkedShaders;
+ struct gl_shader *_LinkedShaders[2];
+ /*@}*/
};
@@ -2154,6 +2173,11 @@ struct gl_shader_state
GLboolean EmitCondCodes; /**< Use condition codes? */
GLboolean EmitComments; /**< Annotated instructions */
GLboolean EmitNVTempInitialization; /**< 0-fill NV temp registers */
+ /**
+ * Attempts to flatten all ir_if (OPCODE_IF) for GPUs that can't
+ * support control flow.
+ */
+ GLboolean EmitNoIfs;
void *MemPool;
GLbitfield Flags; /**< Mask of GLSL_x flags */
struct gl_sl_pragmas DefaultPragmas; /**< Default #pragma settings */
diff --git a/src/mesa/main/shaderapi.c b/src/mesa/main/shaderapi.c
index 9cb2391035..89b9557e84 100644
--- a/src/mesa/main/shaderapi.c
+++ b/src/mesa/main/shaderapi.c
@@ -48,6 +48,7 @@
#include "program/prog_uniform.h"
#include "slang/slang_compile.h"
#include "slang/slang_link.h"
+#include "talloc.h"
/** Define this to enable shader substitution (see below) */
@@ -99,6 +100,7 @@ _mesa_init_shader_state(GLcontext *ctx)
ctx->Shader.EmitContReturn = GL_TRUE;
ctx->Shader.EmitCondCodes = GL_FALSE;
ctx->Shader.EmitComments = GL_FALSE;
+ ctx->Shader.EmitNoIfs = GL_FALSE;
ctx->Shader.Flags = get_shader_flags();
/* Default pragma settings */
@@ -800,7 +802,7 @@ compile_shader(GLcontext *ctx, GLuint shaderObj)
/* this call will set the sh->CompileStatus field to indicate if
* compilation was successful.
*/
- (void) _slang_compile(ctx, sh);
+ _mesa_glsl_compile_shader(ctx, sh);
}
@@ -826,7 +828,7 @@ link_program(GLcontext *ctx, GLuint program)
FLUSH_VERTICES(ctx, _NEW_PROGRAM);
- _slang_link(ctx, program, shProg);
+ _mesa_glsl_link_shader(ctx, shProg);
/* debug code */
if (0) {
@@ -1051,9 +1053,9 @@ validate_program(GLcontext *ctx, GLuint program)
if (!shProg->Validated) {
/* update info log */
if (shProg->InfoLog) {
- free(shProg->InfoLog);
+ talloc_free(shProg->InfoLog);
}
- shProg->InfoLog = _mesa_strdup(errMsg);
+ shProg->InfoLog = talloc_strdup(shProg, errMsg);
}
}
diff --git a/src/mesa/main/shaderobj.c b/src/mesa/main/shaderobj.c
index 14bbb2e4bc..863d50fbe5 100644
--- a/src/mesa/main/shaderobj.c
+++ b/src/mesa/main/shaderobj.c
@@ -36,7 +36,7 @@
#include "program/program.h"
#include "program/prog_parameter.h"
#include "program/prog_uniform.h"
-
+#include "talloc.h"
/**********************************************************************/
/*** Shader object functions ***/
@@ -92,13 +92,13 @@ _mesa_reference_shader(GLcontext *ctx, struct gl_shader **ptr,
* Allocate a new gl_shader object, initialize it.
* Called via ctx->Driver.NewShader()
*/
-static struct gl_shader *
+struct gl_shader *
_mesa_new_shader(GLcontext *ctx, GLuint name, GLenum type)
{
struct gl_shader *shader;
assert(type == GL_FRAGMENT_SHADER || type == GL_VERTEX_SHADER ||
type == GL_GEOMETRY_SHADER_ARB);
- shader = CALLOC_STRUCT(gl_shader);
+ shader = talloc_zero(NULL, struct gl_shader);
if (shader) {
shader->Type = type;
shader->Name = name;
@@ -117,10 +117,8 @@ __mesa_delete_shader(GLcontext *ctx, struct gl_shader *sh)
{
if (sh->Source)
free((void *) sh->Source);
- if (sh->InfoLog)
- free(sh->InfoLog);
_mesa_reference_program(ctx, &sh->Program, NULL);
- free(sh);
+ talloc_free(sh);
}
@@ -235,7 +233,7 @@ static struct gl_shader_program *
_mesa_new_shader_program(GLcontext *ctx, GLuint name)
{
struct gl_shader_program *shProg;
- shProg = CALLOC_STRUCT(gl_shader_program);
+ shProg = talloc_zero(NULL, struct gl_shader_program);
if (shProg) {
shProg->Type = GL_SHADER_PROGRAM_MESA;
shProg->Name = name;
@@ -305,7 +303,7 @@ _mesa_free_shader_program_data(GLcontext *ctx,
}
if (shProg->InfoLog) {
- free(shProg->InfoLog);
+ talloc_free(shProg->InfoLog);
shProg->InfoLog = NULL;
}
@@ -328,7 +326,7 @@ __mesa_delete_shader_program(GLcontext *ctx, struct gl_shader_program *shProg)
{
_mesa_free_shader_program_data(ctx, shProg);
- free(shProg);
+ talloc_free(shProg);
}
@@ -389,4 +387,6 @@ _mesa_init_shader_object_functions(struct dd_function_table *driver)
driver->DeleteShader = __mesa_delete_shader;
driver->NewShaderProgram = _mesa_new_shader_program;
driver->DeleteShaderProgram = __mesa_delete_shader_program;
+ driver->CompileShader = _mesa_ir_compile_shader;
+ driver->LinkShader = _mesa_ir_link_shader;
}
diff --git a/src/mesa/main/shaderobj.h b/src/mesa/main/shaderobj.h
index d6b37b4596..1b96316b67 100644
--- a/src/mesa/main/shaderobj.h
+++ b/src/mesa/main/shaderobj.h
@@ -27,8 +27,22 @@
#define SHADEROBJ_H
-#include "glheader.h"
-#include "mtypes.h"
+#include "main/glheader.h"
+#include "main/mtypes.h"
+#include "program/ir_to_mesa.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+/**
+ * Internal functions
+ */
+
+extern void
+_mesa_init_shader_state(GLcontext * ctx);
+
+extern void
+_mesa_free_shader_state(GLcontext *ctx);
extern void
@@ -48,6 +62,9 @@ _mesa_reference_shader_program(GLcontext *ctx,
struct gl_shader_program **ptr,
struct gl_shader_program *shProg);
+extern struct gl_shader *
+_mesa_new_shader(GLcontext *ctx, GLuint name, GLenum type);
+
extern struct gl_shader_program *
_mesa_lookup_shader_program(GLcontext *ctx, GLuint name);
@@ -74,5 +91,8 @@ _mesa_init_shader_state(GLcontext *ctx);
extern void
_mesa_free_shader_state(GLcontext *ctx);
+#ifdef __cplusplus
+}
+#endif
#endif /* SHADEROBJ_H */
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-27 23:48:53 +0000