diff options
Diffstat (limited to 'src/mesa/shader/slang')
30 files changed, 1206 insertions, 1135 deletions
diff --git a/src/mesa/shader/slang/descrip.mms b/src/mesa/shader/slang/descrip.mms new file mode 100644 index 0000000000..6eefbcf5bd --- /dev/null +++ b/src/mesa/shader/slang/descrip.mms @@ -0,0 +1,68 @@ +# Makefile for core library for VMS +# contributed by Jouk Jansen joukj@hrem.nano.tudelft.nl +# Last revision : 3 October 2007 + +.first + define gl [----.include.gl] + define math [--.math] + define swrast [--.swrast] + define array_cache [--.array_cache] + define main [--.main] + define glapi [--.glapi] + define shader [--.shader] + +.include [----]mms-config. + +##### MACROS ##### + +VPATH = RCS + +INCDIR = [----.include],[--.main],[--.glapi],[-.slang],[-.grammar],[-] +LIBDIR = [----.lib] +CFLAGS = /include=($(INCDIR),[])/define=(PTHREADS=1)/name=(as_is,short)/float=ieee/ieee=denorm + +SOURCES = \ + slang_compile.c,slang_preprocess.c + +OBJECTS = slang_builtin.obj,slang_codegen.obj,slang_compile.obj,\ + slang_compile_function.obj,slang_compile_operation.obj,\ + slang_compile_struct.obj,slang_compile_variable.obj,slang_emit.obj,\ + slang_ir.obj,slang_label.obj,slang_library_noise.obj,slang_link.obj,\ + slang_log.obj,slang_mem.obj,slang_preprocess.obj,slang_print.obj,\ + slang_simplify.obj,slang_storage.obj,slang_typeinfo.obj,\ + slang_utility.obj,slang_vartable.obj + +##### RULES ##### + +VERSION=Mesa V3.4 + +##### TARGETS ##### +# Make the library +$(LIBDIR)$(GL_LIB) : $(OBJECTS) + @ library $(LIBDIR)$(GL_LIB) $(OBJECTS) + +clean : + purge + delete *.obj;* + +slang_builtin.obj : slang_builtin.c +slang_codegen.obj : slang_codegen.c +slang_compile.obj : slang_compile.c +slang_compile_function.obj : slang_compile_function.c +slang_compile_operation.obj : slang_compile_operation.c +slang_compile_struct.obj : slang_compile_struct.c +slang_compile_variable.obj : slang_compile_variable.c +slang_emit.obj : slang_emit.c +slang_ir.obj : slang_ir.c +slang_label.obj : slang_label.c +slang_library_noise.obj : slang_library_noise.c +slang_link.obj : slang_link.c +slang_log.obj : slang_log.c +slang_mem.obj : slang_mem.c +slang_preprocess.obj : slang_preprocess.c +slang_print.obj : slang_print.c +slang_simplify.obj : slang_simplify.c +slang_storage.obj : slang_storage.c +slang_typeinfo.obj : slang_typeinfo.c +slang_utility.obj : slang_utility.c +slang_vartable.obj : slang_vartable.c diff --git a/src/mesa/shader/slang/library/slang_common_builtin.gc b/src/mesa/shader/slang/library/slang_common_builtin.gc index 230c57cea8..71d937d81a 100644 --- a/src/mesa/shader/slang/library/slang_common_builtin.gc +++ b/src/mesa/shader/slang/library/slang_common_builtin.gc @@ -1659,76 +1659,76 @@ bvec4 not (const bvec4 v) vec4 texture1D(const sampler1D sampler, const float coord) { - __asm vec4_tex1d __retVal, sampler, coord; + __asm vec4_tex_1d __retVal, sampler, coord; } vec4 texture1DProj(const sampler1D sampler, const vec2 coord) { // need to swizzle .y into .w - __asm vec4_texp1d __retVal, sampler, coord.xyyy; + __asm vec4_tex_1d_proj __retVal, sampler, coord.xyyy; } vec4 texture1DProj(const sampler1D sampler, const vec4 coord) { - __asm vec4_texp1d __retVal, sampler, coord; + __asm vec4_tex1d_proj __retVal, sampler, coord; } vec4 texture2D(const sampler2D sampler, const vec2 coord) { - __asm vec4_tex2d __retVal, sampler, coord; + __asm vec4_tex_2d __retVal, sampler, coord; } vec4 texture2DProj(const sampler2D sampler, const vec3 coord) { // need to swizzle 'z' into 'w'. - __asm vec4_texp2d __retVal, sampler, coord.xyzz; + __asm vec4_tex_2d_proj __retVal, sampler, coord.xyzz; } vec4 texture2DProj(const sampler2D sampler, const vec4 coord) { - __asm vec4_texp2d __retVal, sampler, coord; + __asm vec4_tex_2d_proj __retVal, sampler, coord; } vec4 texture3D(const sampler3D sampler, const vec3 coord) { - __asm vec4_tex3d __retVal, sampler, coord; + __asm vec4_tex_3d __retVal, sampler, coord; } vec4 texture3DProj(const sampler3D sampler, const vec4 coord) { - __asm vec4_texp3d __retVal, sampler, coord; + __asm vec4_tex_3d_proj __retVal, sampler, coord; } vec4 textureCube(const samplerCube sampler, const vec3 coord) { - __asm vec4_texcube __retVal, sampler, coord; + __asm vec4_tex_cube __retVal, sampler, coord; } vec4 shadow1D(const sampler1DShadow sampler, const vec3 coord) { - __asm vec4_tex1d __retVal, sampler, coord; + __asm vec4_tex_1d_shadow __retVal, sampler, coord; } vec4 shadow1DProj(const sampler1DShadow sampler, const vec4 coord) { // .s and .p will be divided by .q - __asm vec4_texp1d __retVal, sampler, coord; + __asm vec4_tex_1d_proj_shadow __retVal, sampler, coord; } vec4 shadow2D(const sampler2DShadow sampler, const vec3 coord) { - __asm vec4_tex2d __retVal, sampler, coord; + __asm vec4_tex_2d_shadow __retVal, sampler, coord; } vec4 shadow2DProj(const sampler2DShadow sampler, const vec4 coord) { // .s, .t and .p will be divided by .q - __asm vec4_texp2d __retVal, sampler, coord; + __asm vec4_tex_2d_proj_shadow __retVal, sampler, coord; } @@ -1741,22 +1741,22 @@ vec4 texture2DRect(const sampler2DRect sampler, const vec2 coord) vec4 texture2DRectProj(const sampler2DRect sampler, const vec3 coord) { // need to swizzle .y into .w - __asm vec4_texp_rect __retVal, sampler, coord.xyzz; + __asm vec4_tex_rect_proj __retVal, sampler, coord.xyzz; } vec4 texture2DRectProj(const sampler2DRect sampler, const vec4 coord) { - __asm vec4_texp_rect __retVal, sampler, ccoord; + __asm vec4_tex_rect_proj __retVal, sampler, ccoord; } vec4 shadow2DRect(const sampler2DRectShadow sampler, const vec3 coord) { - __asm vec4_tex_rect __retVal, sampler, coord; + __asm vec4_tex_rect_shadow __retVal, sampler, coord; } vec4 shadow2DRectProj(const sampler2DRectShadow sampler, const vec4 coord) { - __asm vec4_texp_rect __retVal, sampler, coord; + __asm vec4_tex_rect_proj_shadow __retVal, sampler, coord; } diff --git a/src/mesa/shader/slang/library/slang_common_builtin_gc.h b/src/mesa/shader/slang/library/slang_common_builtin_gc.h index 759bf247d8..f537c00266 100644 --- a/src/mesa/shader/slang/library/slang_common_builtin_gc.h +++ b/src/mesa/shader/slang/library/slang_common_builtin_gc.h @@ -744,125 +744,129 @@ 120,121,122,0,0,18,118,0,0,17,48,0,48,0,0,0,0,0,1,90,95,0,0,4,0,0,110,111,116,0,1,1,0,0,4,0,118,0, 0,0,1,4,118,101,99,52,95,115,101,113,0,18,95,95,114,101,116,86,97,108,0,0,18,118,0,0,17,48,0,48,0, 0,0,0,0,1,90,95,0,0,12,0,0,116,101,120,116,117,114,101,49,68,0,1,1,0,0,16,0,115,97,109,112,108,101, -114,0,0,1,1,0,0,9,0,99,111,111,114,100,0,0,0,1,4,118,101,99,52,95,116,101,120,49,100,0,18,95,95, +114,0,0,1,1,0,0,9,0,99,111,111,114,100,0,0,0,1,4,118,101,99,52,95,116,101,120,95,49,100,0,18,95,95, 114,101,116,86,97,108,0,0,18,115,97,109,112,108,101,114,0,0,18,99,111,111,114,100,0,0,0,0,1,90,95, 0,0,12,0,0,116,101,120,116,117,114,101,49,68,80,114,111,106,0,1,1,0,0,16,0,115,97,109,112,108,101, -114,0,0,1,1,0,0,10,0,99,111,111,114,100,0,0,0,1,4,118,101,99,52,95,116,101,120,112,49,100,0,18,95, 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+51,0,53,52,0,0,0,17,50,57,0,49,49,0,0,0,17,51,49,0,57,49,0,0,0,17,51,55,0,52,56,0,0,0,0,46,0,0,20, +0,0,0 diff --git a/src/mesa/shader/slang/library/slang_fragment_builtin.gc b/src/mesa/shader/slang/library/slang_fragment_builtin.gc index 416c6ff313..2e063e6416 100644 --- a/src/mesa/shader/slang/library/slang_fragment_builtin.gc +++ b/src/mesa/shader/slang/library/slang_fragment_builtin.gc @@ -46,7 +46,7 @@ vec4 texture1D(const sampler1D sampler, const float coord, const float bias) vec4 coord4; coord4.x = coord; coord4.w = bias; - __asm vec4_texb1d __retVal, sampler, coord4; + __asm vec4_tex_1d_bias __retVal, sampler, coord4; } vec4 texture1DProj(const sampler1D sampler, const vec2 coord, const float bias) @@ -55,7 +55,7 @@ vec4 texture1DProj(const sampler1D sampler, const vec2 coord, const float bias) vec4 pcoord; pcoord.x = coord.x / coord.y; pcoord.w = bias; - __asm vec4_texb1d __retVal, sampler, pcoord; + __asm vec4_tex_1d_bias __retVal, sampler, pcoord; } vec4 texture1DProj(const sampler1D sampler, const vec4 coord, const float bias) @@ -64,7 +64,7 @@ vec4 texture1DProj(const sampler1D sampler, const vec4 coord, const float bias) vec4 pcoord; pcoord.x = coord.x / coord.z; pcoord.w = bias; - __asm vec4_texb1d __retVal, sampler, pcoord; + __asm vec4_tex_1d_bias __retVal, sampler, pcoord; } @@ -75,7 +75,7 @@ vec4 texture2D(const sampler2D sampler, const vec2 coord, const float bias) vec4 coord4; coord4.xy = coord.xy; coord4.w = bias; - __asm vec4_texb2d __retVal, sampler, coord4; + __asm vec4_tex_2d_bias __retVal, sampler, coord4; } vec4 texture2DProj(const sampler2D sampler, const vec3 coord, const float bias) @@ -84,7 +84,7 @@ vec4 texture2DProj(const sampler2D sampler, const vec3 coord, const float bias) vec4 pcoord; pcoord.xy = coord.xy / coord.z; pcoord.w = bias; - __asm vec4_texb2d __retVal, sampler, pcoord; + __asm vec4_tex_2d_bias __retVal, sampler, pcoord; } vec4 texture2DProj(const sampler2D sampler, const vec4 coord, const float bias) @@ -93,7 +93,7 @@ vec4 texture2DProj(const sampler2D sampler, const vec4 coord, const float bias) vec4 pcoord; pcoord.xy = coord.xy / coord.w; pcoord.w = bias; - __asm vec4_texb2d __retVal, sampler, pcoord; + __asm vec4_tex_2d_bias __retVal, sampler, pcoord; } @@ -104,7 +104,7 @@ vec4 texture3D(const sampler3D sampler, const vec3 coord, const float bias) vec4 coord4; coord4.xyz = coord.xyz; coord4.w = bias; - __asm vec4_texb3d __retVal, sampler, coord4; + __asm vec4_tex_3d_bias __retVal, sampler, coord4; } vec4 texture3DProj(const sampler3D sampler, const vec4 coord, const float bias) @@ -113,7 +113,7 @@ vec4 texture3DProj(const sampler3D sampler, const vec4 coord, const float bias) vec4 pcoord; pcoord.xyz = coord.xyz / coord.w; pcoord.w = bias; - __asm vec4_texb3d __retVal, sampler, pcoord; + __asm vec4_tex_3d_bias __retVal, sampler, pcoord; } @@ -124,21 +124,17 @@ vec4 textureCube(const samplerCube sampler, const vec3 coord, const float bias) vec4 coord4; coord4.xyz = coord; coord4.w = bias; - __asm vec4_texcube __retVal, sampler, coord4; + __asm vec4_tex_cube __retVal, sampler, coord4; } - -// For shadow textures, we use the regular tex instructions since they should -// do the depth comparison step. - vec4 shadow1D(const sampler1DShadow sampler, const vec3 coord, const float bias) { vec4 coord4; coord4.xyz = coord; coord4.w = bias; - __asm vec4_texb1d __retVal, sampler, coord4; + __asm vec4_tex_1d_bias_shadow __retVal, sampler, coord4; } vec4 shadow1DProj(const sampler1DShadow sampler, const vec4 coord, const float bias) @@ -147,7 +143,7 @@ vec4 shadow1DProj(const sampler1DShadow sampler, const vec4 coord, const float b pcoord.x = coord.x / coord.w; pcoord.z = coord.z; pcoord.w = bias; - __asm vec4_texb1d __retVal, sampler, pcoord; + __asm vec4_tex_1d_bias_shadow __retVal, sampler, pcoord; } vec4 shadow2D(const sampler2DShadow sampler, const vec3 coord, const float bias) @@ -155,7 +151,7 @@ vec4 shadow2D(const sampler2DShadow sampler, const vec3 coord, const float bias) vec4 coord4; coord4.xyz = coord; coord4.w = bias; - __asm vec4_texb2d __retVal, sampler, coord4; + __asm vec4_tex_2d_bias_shadow __retVal, sampler, coord4; } vec4 shadow2DProj(const sampler2DShadow sampler, const vec4 coord, const float bias) @@ -164,7 +160,7 @@ vec4 shadow2DProj(const sampler2DShadow sampler, const vec4 coord, const float b pcoord.xy = coord.xy / coord.w; pcoord.z = coord.z; pcoord.w = bias; - __asm vec4_texb2d __retVal, sampler, pcoord; + __asm vec4_tex_2d_bias_shadow __retVal, sampler, pcoord; } diff --git a/src/mesa/shader/slang/library/slang_fragment_builtin_gc.h b/src/mesa/shader/slang/library/slang_fragment_builtin_gc.h index 738a0f9295..c5a1cce2a4 100644 --- a/src/mesa/shader/slang/library/slang_fragment_builtin_gc.h +++ b/src/mesa/shader/slang/library/slang_fragment_builtin_gc.h @@ -14,94 +14,97 @@ 108,101,114,0,0,1,1,0,0,9,0,99,111,111,114,100,0,0,1,1,0,0,9,0,98,105,97,115,0,0,0,1,3,2,90,95,0,0, 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+98,115,0,0,58,100,70,100,121,0,0,18,112,0,0,0,0,0,46,0,0,1,90,95,0,0,12,0,0,102,119,105,100,116, +104,0,1,1,0,0,12,0,112,0,0,0,1,8,58,97,98,115,0,0,58,100,70,100,120,0,0,18,112,0,0,0,0,0,58,97,98, +115,0,0,58,100,70,100,121,0,0,18,112,0,0,0,0,0,46,0,0,0 diff --git a/src/mesa/shader/slang/library/slang_pp_directives.syn b/src/mesa/shader/slang/library/slang_pp_directives.syn index d4a321034d..b51d168cc0 100755..100644 --- a/src/mesa/shader/slang/library/slang_pp_directives.syn +++ b/src/mesa/shader/slang/library/slang_pp_directives.syn @@ -79,6 +79,12 @@ .emtcode BEHAVIOR_WARN 3 .emtcode BEHAVIOR_DISABLE 4 +/* + * The PRAGMA_* symbols follow TOKEN_PRAGMA + */ +.emtcode PRAGMA_NO_PARAM 0 +.emtcode PRAGMA_PARAM 1 + source optional_directive .and .loop source_element .and '\0' .emit ESCAPE_TOKEN .emit TOKEN_END; @@ -153,6 +159,7 @@ directive dir_elif .emit TOKEN_ELIF .or dir_endif .emit TOKEN_ENDIF .or dir_ext .emit TOKEN_EXTENSION .or + dir_pragma .emit TOKEN_PRAGMA .or dir_line .emit TOKEN_LINE; dir_define @@ -187,6 +194,19 @@ dir_ext dir_line optional_space .and '#' .and optional_space .and "line" .and expression; +dir_pragma + optional_space .and '#' .and optional_space .and "pragma" .and symbol .and opt_pragma_param; + + +opt_pragma_param + pragma_param .or .true .emit PRAGMA_NO_PARAM; + +pragma_param + optional_space .and '(' .emit PRAGMA_PARAM .and optional_space .and symbol_no_space .and optional_space .and ')'; + +symbol_no_space + symbol_character .emit * .and .loop symbol_character2 .emit * .and .true .emit '\0'; + symbol space .and symbol_character .emit * .and .loop symbol_character2 .emit * .and .true .emit '\0'; diff --git a/src/mesa/shader/slang/library/slang_pp_directives_syn.h b/src/mesa/shader/slang/library/slang_pp_directives_syn.h index 35e7bc2761..430f8d8217 100644 --- a/src/mesa/shader/slang/library/slang_pp_directives_syn.h +++ b/src/mesa/shader/slang/library/slang_pp_directives_syn.h @@ -20,6 +20,8 @@ ".emtcode BEHAVIOR_ENABLE 2\n" ".emtcode BEHAVIOR_WARN 3\n" ".emtcode BEHAVIOR_DISABLE 4\n" +".emtcode PRAGMA_NO_PARAM 0\n" +".emtcode PRAGMA_PARAM 1\n" "source\n" " optional_directive .and .loop source_element .and '\\0' .emit ESCAPE_TOKEN .emit TOKEN_END;\n" "source_element\n" @@ -76,6 +78,7 @@ " dir_elif .emit TOKEN_ELIF .or\n" " dir_endif .emit TOKEN_ENDIF .or\n" " dir_ext .emit TOKEN_EXTENSION .or\n" +" dir_pragma .emit TOKEN_PRAGMA .or\n" " dir_line .emit TOKEN_LINE;\n" "dir_define\n" " optional_space .and '#' .and optional_space .and \"define\" .and symbol .and opt_parameters .and\n" @@ -99,6 +102,14 @@ " optional_space .and ':' .and optional_space .and extension_behavior;\n" "dir_line\n" " optional_space .and '#' .and optional_space .and \"line\" .and expression;\n" +"dir_pragma\n" +" optional_space .and '#' .and optional_space .and \"pragma\" .and symbol .and opt_pragma_param;\n" +"opt_pragma_param\n" +" pragma_param .or .true .emit PRAGMA_NO_PARAM;\n" +"pragma_param\n" +" optional_space .and '(' .emit PRAGMA_PARAM .and optional_space .and symbol_no_space .and optional_space .and ')';\n" +"symbol_no_space\n" +" symbol_character .emit * .and .loop symbol_character2 .emit * .and .true .emit '\\0';\n" "symbol\n" " space .and symbol_character .emit * .and .loop symbol_character2 .emit * .and .true .emit '\\0';\n" "opt_parameters\n" diff --git a/src/mesa/shader/slang/library/slang_pp_expression.syn b/src/mesa/shader/slang/library/slang_pp_expression.syn index bfdb220bf5..bfdb220bf5 100755..100644 --- a/src/mesa/shader/slang/library/slang_pp_expression.syn +++ b/src/mesa/shader/slang/library/slang_pp_expression.syn diff --git a/src/mesa/shader/slang/library/slang_shader.syn b/src/mesa/shader/slang/library/slang_shader.syn index 0ad4a1cba6..cc5c70a02f 100644 --- a/src/mesa/shader/slang/library/slang_shader.syn +++ b/src/mesa/shader/slang/library/slang_shader.syn @@ -1162,13 +1162,6 @@ compound_statement_3 lbrace .and statement_list .and rbrace; /* - * <statement_no_new_scope> ::= <compound_statement_no_new_scope> - * | <simple_statement> - */ -statement_no_new_scope - compound_statement_no_new_scope .or simple_statement; - -/* * <compound_statement_no_new_scope> ::= "{" "}" * | "{" <statement_list> "}" */ @@ -1181,6 +1174,7 @@ compound_statement_no_new_scope_2 compound_statement_no_new_scope_3 lbrace .and statement_list .and rbrace; + /* * <statement_list> ::= <statement> * | <statement_list> <statement> @@ -1242,8 +1236,7 @@ condition_3 /* * <iteration_statement> ::= "while" "(" <condition> ")" <statement> * | "do" <statement> "while" "(" <expression> ")" ";" - * | "for" "(" <for_init_statement> <for_rest_statement> ")" - * <statement_no_new_scope> + * | "for" "(" <for_init_statement> <for_rest_statement> ")" <statement> */ iteration_statement iteration_statement_1 .or iteration_statement_2 .or iteration_statement_3; @@ -1255,7 +1248,7 @@ iteration_statement_2 expression .and rparen .error RPAREN_EXPECTED .emit OP_END .and semicolon; iteration_statement_3 "for" .emit OP_FOR .and lparen .error LPAREN_EXPECTED .and for_init_statement .and - for_rest_statement .and rparen .error RPAREN_EXPECTED .and statement_no_new_scope; + for_rest_statement .and rparen .error RPAREN_EXPECTED .and statement; /* * <for_init_statement> ::= <expression_statement> diff --git a/src/mesa/shader/slang/library/slang_shader_syn.h b/src/mesa/shader/slang/library/slang_shader_syn.h index e1705dfe19..6a382970e1 100644 --- a/src/mesa/shader/slang/library/slang_shader_syn.h +++ b/src/mesa/shader/slang/library/slang_shader_syn.h @@ -566,8 +566,6 @@ " lbrace .and rbrace;\n" "compound_statement_3\n" " lbrace .and statement_list .and rbrace;\n" -"statement_no_new_scope\n" -" compound_statement_no_new_scope .or simple_statement;\n" "compound_statement_no_new_scope\n" " compound_statement_no_new_scope_1 .emit OP_BLOCK_BEGIN_NO_NEW_SCOPE .and .true .emit OP_END;\n" "compound_statement_no_new_scope_1\n" @@ -617,7 +615,7 @@ " expression .and rparen .error RPAREN_EXPECTED .emit OP_END .and semicolon;\n" "iteration_statement_3\n" " \"for\" .emit OP_FOR .and lparen .error LPAREN_EXPECTED .and for_init_statement .and\n" -" for_rest_statement .and rparen .error RPAREN_EXPECTED .and statement_no_new_scope;\n" +" for_rest_statement .and rparen .error RPAREN_EXPECTED .and statement;\n" "for_init_statement\n" " expression_statement .emit OP_EXPRESSION .or declaration_statement .emit OP_DECLARE;\n" "conditionopt\n" diff --git a/src/mesa/shader/slang/library/slang_version.syn b/src/mesa/shader/slang/library/slang_version.syn index aaf8bef342..aaf8bef342 100755..100644 --- a/src/mesa/shader/slang/library/slang_version.syn +++ b/src/mesa/shader/slang/library/slang_version.syn diff --git a/src/mesa/shader/slang/library/slang_vertex_builtin.gc b/src/mesa/shader/slang/library/slang_vertex_builtin.gc index 17e86d9a0e..9ad5f35425 100644 --- a/src/mesa/shader/slang/library/slang_vertex_builtin.gc +++ b/src/mesa/shader/slang/library/slang_vertex_builtin.gc @@ -78,7 +78,7 @@ vec4 texture1DLod(const sampler1D sampler, const float coord, const float lod) vec4 coord4; coord4.x = coord; coord4.w = lod; - __asm vec4_texb1d __retVal, sampler, coord4; + __asm vec4_tex_1d_bias __retVal, sampler, coord4; } vec4 texture1DProjLod(const sampler1D sampler, const vec2 coord, const float lod) @@ -86,7 +86,7 @@ vec4 texture1DProjLod(const sampler1D sampler, const vec2 coord, const float lod vec4 pcoord; pcoord.x = coord.x / coord.y; pcoord.w = lod; - __asm vec4_texb1d __retVal, sampler, pcoord; + __asm vec4_tex_1d_bias __retVal, sampler, pcoord; } vec4 texture1DProjLod(const sampler1D sampler, const vec4 coord, const float lod) @@ -94,7 +94,7 @@ vec4 texture1DProjLod(const sampler1D sampler, const vec4 coord, const float lod vec4 pcoord; pcoord.x = coord.x / coord.z; pcoord.w = lod; - __asm vec4_texb1d __retVal, sampler, pcoord; + __asm vec4_tex_1d_bias __retVal, sampler, pcoord; } @@ -104,7 +104,7 @@ vec4 texture2DLod(const sampler2D sampler, const vec2 coord, const float lod) vec4 coord4; coord4.xy = coord.xy; coord4.w = lod; - __asm vec4_texb2d __retVal, sampler, coord4; + __asm vec4_tex_2d_bias __retVal, sampler, coord4; } vec4 texture2DProjLod(const sampler2D sampler, const vec3 coord, const float lod) @@ -112,7 +112,7 @@ vec4 texture2DProjLod(const sampler2D sampler, const vec3 coord, const float lod vec4 pcoord; pcoord.xy = coord.xy / coord.z; pcoord.w = lod; - __asm vec4_texb2d __retVal, sampler, pcoord; + __asm vec4_tex_2d_bias __retVal, sampler, pcoord; } vec4 texture2DProjLod(const sampler2D sampler, const vec4 coord, const float lod) @@ -120,7 +120,7 @@ vec4 texture2DProjLod(const sampler2D sampler, const vec4 coord, const float lod vec4 pcoord; pcoord.xy = coord.xy / coord.z; pcoord.w = lod; - __asm vec4_texb2d __retVal, sampler, pcoord; + __asm vec4_tex_2d_bias __retVal, sampler, pcoord; } @@ -129,16 +129,16 @@ vec4 texture3DLod(const sampler3D sampler, const vec3 coord, const float lod) vec4 coord4; coord4.xyz = coord.xyz; coord4.w = lod; - __asm vec4_texb3d __retVal, sampler, coord4; + __asm vec4_tex_3d_bias __retVal, sampler, coord4; } vec4 texture3DProjLod(const sampler3D sampler, const vec4 coord, const float lod) { - // do projection here (there's no vec4_texbp3d instruction) + // do projection here (there's no vec4_tex_3d_bias_proj instruction) vec4 pcoord; pcoord.xyz = coord.xyz / coord.w; pcoord.w = lod; - __asm vec4_texb3d __retVal, sampler, pcoord; + __asm vec4_tex_3d_bias __retVal, sampler, pcoord; } @@ -147,7 +147,7 @@ vec4 textureCubeLod(const samplerCube sampler, const vec3 coord, const float lod vec4 coord4; coord4.xyz = coord; coord4.w = lod; - __asm vec4_texcube __retVal, sampler, coord4; + __asm vec4_tex_cube __retVal, sampler, coord4; } @@ -156,7 +156,7 @@ vec4 shadow1DLod(const sampler1DShadow sampler, const vec3 coord, const float lo vec4 coord4; coord4.xyz = coord; coord4.w = lod; - __asm vec4_texb1d __retVal, sampler, coord4; + __asm vec4_tex_1d_bias_shadow __retVal, sampler, coord4; } vec4 shadow1DProjLod(const sampler1DShadow sampler, const vec4 coord, @@ -166,7 +166,7 @@ vec4 shadow1DProjLod(const sampler1DShadow sampler, const vec4 coord, pcoord.x = coord.x / coord.w; pcoord.z = coord.z; pcoord.w = lod; - __asm vec4_texb1d __retVal, sampler, pcoord; + __asm vec4_tex_1d_bias_shadow __retVal, sampler, pcoord; } @@ -175,7 +175,7 @@ vec4 shadow2DLod(const sampler2DShadow sampler, const vec3 coord, const float lo vec4 coord4; coord4.xyz = coord; coord4.w = lod; - __asm vec4_texb2d __retVal, sampler, coord4; + __asm vec4_tex_2d_bias_shadow __retVal, sampler, coord4; } vec4 shadow2DProjLod(const sampler2DShadow sampler, const vec4 coord, @@ -185,6 +185,6 @@ vec4 shadow2DProjLod(const sampler2DShadow sampler, const vec4 coord, pcoord.xy = coord.xy / coord.w; pcoord.z = coord.z; pcoord.w = lod; - __asm vec4_texb2d __retVal, sampler, pcoord; + __asm vec4_tex_2d_bias_shadow __retVal, sampler, pcoord; } diff --git a/src/mesa/shader/slang/library/slang_vertex_builtin_gc.h b/src/mesa/shader/slang/library/slang_vertex_builtin_gc.h index 2cb91bf268..e5a252b019 100644 --- a/src/mesa/shader/slang/library/slang_vertex_builtin_gc.h +++ b/src/mesa/shader/slang/library/slang_vertex_builtin_gc.h @@ -33,74 +33,77 @@ 0,116,101,120,116,117,114,101,49,68,76,111,100,0,1,1,0,0,16,0,115,97,109,112,108,101,114,0,0,1,1,0, 0,9,0,99,111,111,114,100,0,0,1,1,0,0,9,0,108,111,100,0,0,0,1,3,2,90,95,0,0,12,0,1,99,111,111,114, 100,52,0,0,0,9,18,99,111,111,114,100,52,0,59,120,0,18,99,111,111,114,100,0,20,0,9,18,99,111,111, -114,100,52,0,59,119,0,18,108,111,100,0,20,0,4,118,101,99,52,95,116,101,120,98,49,100,0,18,95,95, -114,101,116,86,97,108,0,0,18,115,97,109,112,108,101,114,0,0,18,99,111,111,114,100,52,0,0,0,0,1,90, -95,0,0,12,0,0,116,101,120,116,117,114,101,49,68,80,114,111,106,76,111,100,0,1,1,0,0,16,0,115,97, -109,112,108,101,114,0,0,1,1,0,0,10,0,99,111,111,114,100,0,0,1,1,0,0,9,0,108,111,100,0,0,0,1,3,2,90, -95,0,0,12,0,1,112,99,111,111,114,100,0,0,0,9,18,112,99,111,111,114,100,0,59,120,0,18,99,111,111, -114,100,0,59,120,0,18,99,111,111,114,100,0,59,121,0,49,20,0,9,18,112,99,111,111,114,100,0,59,119,0, -18,108,111,100,0,20,0,4,118,101,99,52,95,116,101,120,98,49,100,0,18,95,95,114,101,116,86,97,108,0, -0,18,115,97,109,112,108,101,114,0,0,18,112,99,111,111,114,100,0,0,0,0,1,90,95,0,0,12,0,0,116,101, -120,116,117,114,101,49,68,80,114,111,106,76,111,100,0,1,1,0,0,16,0,115,97,109,112,108,101,114,0,0, -1,1,0,0,12,0,99,111,111,114,100,0,0,1,1,0,0,9,0,108,111,100,0,0,0,1,3,2,90,95,0,0,12,0,1,112,99, -111,111,114,100,0,0,0,9,18,112,99,111,111,114,100,0,59,120,0,18,99,111,111,114,100,0,59,120,0,18, -99,111,111,114,100,0,59,122,0,49,20,0,9,18,112,99,111,111,114,100,0,59,119,0,18,108,111,100,0,20,0, -4,118,101,99,52,95,116,101,120,98,49,100,0,18,95,95,114,101,116,86,97,108,0,0,18,115,97,109,112, -108,101,114,0,0,18,112,99,111,111,114,100,0,0,0,0,1,90,95,0,0,12,0,0,116,101,120,116,117,114,101, 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+119,0,49,20,0,9,18,112,99,111,111,114,100,0,59,122,0,18,99,111,111,114,100,0,59,122,0,20,0,9,18, +112,99,111,111,114,100,0,59,119,0,18,108,111,100,0,20,0,4,118,101,99,52,95,116,101,120,95,50,100, +95,98,105,97,115,95,115,104,97,100,111,119,0,18,95,95,114,101,116,86,97,108,0,0,18,115,97,109,112, 108,101,114,0,0,18,112,99,111,111,114,100,0,0,0,0,0 diff --git a/src/mesa/shader/slang/slang_codegen.c b/src/mesa/shader/slang/slang_codegen.c index 712f5975dc..5e2ce0ce3a 100644 --- a/src/mesa/shader/slang/slang_codegen.c +++ b/src/mesa/shader/slang/slang_codegen.c @@ -57,6 +57,21 @@ #include "slang_print.h" +/** Max iterations to unroll */ +const GLuint MAX_FOR_LOOP_UNROLL_ITERATIONS = 32; + +/** Max for-loop body size (in slang operations) to unroll */ +const GLuint MAX_FOR_LOOP_UNROLL_BODY_SIZE = 50; + +/** Max for-loop body complexity to unroll. + * We'll compute complexity as the product of the number of iterations + * and the size of the body. So long-ish loops with very simple bodies + * can be unrolled, as well as short loops with larger bodies. + */ +const GLuint MAX_FOR_LOOP_UNROLL_COMPLEXITY = 256; + + + static slang_ir_node * _slang_gen_operation(slang_assemble_ctx * A, slang_operation *oper); @@ -398,7 +413,7 @@ _slang_input_index(const char *name, GLenum target, GLuint *swizzleOut) const struct input_info *inputs = (target == GL_VERTEX_PROGRAM_ARB) ? vertInputs : fragInputs; - ASSERT(MAX_TEXTURE_UNITS == 8); /* if this fails, fix vertInputs above */ + ASSERT(MAX_TEXTURE_COORD_UNITS == 8); /* if this fails, fix vertInputs above */ for (i = 0; inputs[i].Name; i++) { if (strcmp(inputs[i].Name, name) == 0) { @@ -476,6 +491,9 @@ static slang_asm_info AsmInfo[] = { { "vec4_multiply", IR_MUL, 1, 2 }, { "vec4_dot", IR_DOT4, 1, 2 }, { "vec3_dot", IR_DOT3, 1, 2 }, + { "vec2_dot", IR_DOT2, 1, 2 }, + { "vec3_nrm", IR_NRM3, 1, 1 }, + { "vec4_nrm", IR_NRM4, 1, 1 }, { "vec3_cross", IR_CROSS, 1, 2 }, { "vec4_lrp", IR_LRP, 1, 3 }, { "vec4_min", IR_MIN, 1, 2 }, @@ -498,18 +516,28 @@ static slang_asm_info AsmInfo[] = { /* float binary op */ { "float_power", IR_POW, 1, 2 }, /* texture / sampler */ - { "vec4_tex1d", IR_TEX, 1, 2 }, - { "vec4_texb1d", IR_TEXB, 1, 2 }, /* 1d w/ bias */ - { "vec4_texp1d", IR_TEXP, 1, 2 }, /* 1d w/ projection */ - { "vec4_tex2d", IR_TEX, 1, 2 }, - { "vec4_texb2d", IR_TEXB, 1, 2 }, /* 2d w/ bias */ - { "vec4_texp2d", IR_TEXP, 1, 2 }, /* 2d w/ projection */ - { "vec4_tex3d", IR_TEX, 1, 2 }, - { "vec4_texb3d", IR_TEXB, 1, 2 }, /* 3d w/ bias */ - { "vec4_texp3d", IR_TEXP, 1, 2 }, /* 3d w/ projection */ - { "vec4_texcube", IR_TEX, 1, 2 }, /* cubemap */ - { "vec4_tex_rect", IR_TEX, 1, 2 }, /* rectangle */ - { "vec4_texp_rect", IR_TEX, 1, 2 },/* rectangle w/ projection */ + { "vec4_tex_1d", IR_TEX, 1, 2 }, + { "vec4_tex_1d_bias", IR_TEXB, 1, 2 }, /* 1d w/ bias */ + { "vec4_tex_1d_proj", IR_TEXP, 1, 2 }, /* 1d w/ projection */ + { "vec4_tex_2d", IR_TEX, 1, 2 }, + { "vec4_tex_2d_bias", IR_TEXB, 1, 2 }, /* 2d w/ bias */ + { "vec4_tex_2d_proj", IR_TEXP, 1, 2 }, /* 2d w/ projection */ + { "vec4_tex_3d", IR_TEX, 1, 2 }, + { "vec4_tex_3d_bias", IR_TEXB, 1, 2 }, /* 3d w/ bias */ + { "vec4_tex_3d_proj", IR_TEXP, 1, 2 }, /* 3d w/ projection */ + { "vec4_tex_cube", IR_TEX, 1, 2 }, /* cubemap */ + { "vec4_tex_rect", IR_TEX, 1, 2 }, /* rectangle */ + { "vec4_tex_rect_bias", IR_TEX, 1, 2 }, /* rectangle w/ projection */ + + /* texture / sampler but with shadow comparison */ + { "vec4_tex_1d_shadow", IR_TEX_SH, 1, 2 }, + { "vec4_tex_1d_bias_shadow", IR_TEXB_SH, 1, 2 }, + { "vec4_tex_1d_proj_shadow", IR_TEXP_SH, 1, 2 }, + { "vec4_tex_2d_shadow", IR_TEX_SH, 1, 2 }, + { "vec4_tex_2d_bias_shadow", IR_TEXB_SH, 1, 2 }, + { "vec4_tex_2d_proj_shadow", IR_TEXP_SH, 1, 2 }, + { "vec4_tex_rect_shadow", IR_TEX_SH, 1, 2 }, + { "vec4_tex_rect_proj_shadow", IR_TEXP_SH, 1, 2 }, /* unary op */ { "ivec4_to_vec4", IR_I_TO_F, 1, 1 }, /* int[4] to float[4] */ @@ -1574,6 +1602,7 @@ swizzle_to_writemask(slang_assemble_ctx *A, GLuint swizzle, } +#if 0 /* not used, but don't remove just yet */ /** * Recursively traverse 'oper' to produce a swizzle mask in the event * of any vector subscripts and swizzle suffixes. @@ -1627,8 +1656,10 @@ resolve_swizzle(const slang_operation *oper) return SWIZZLE_XYZW; } } +#endif +#if 0 /** * Recursively descend through swizzle nodes to find the node's storage info. */ @@ -1640,7 +1671,7 @@ get_store(const slang_ir_node *n) } return n->Store; } - +#endif /** @@ -1713,6 +1744,7 @@ _slang_gen_asm(slang_assemble_ctx *A, slang_operation *oper, } +#if 0 static void print_funcs(struct slang_function_scope_ *scope, const char *name) { @@ -1726,6 +1758,7 @@ print_funcs(struct slang_function_scope_ *scope, const char *name) if (scope->outer_scope) print_funcs(scope->outer_scope, name); } +#endif /** @@ -2443,40 +2476,259 @@ _slang_gen_do(slang_assemble_ctx * A, const slang_operation *oper) /** - * Generate for-loop using high-level IR_LOOP instruction. + * Recursively count the number of operations rooted at 'oper'. + * This gives some kind of indication of the size/complexity of an operation. + */ +static GLuint +sizeof_operation(const slang_operation *oper) +{ + if (oper) { + GLuint count = 1; /* me */ + GLuint i; + for (i = 0; i < oper->num_children; i++) { + count += sizeof_operation(&oper->children[i]); + } + return count; + } + else { + return 0; + } +} + + +/** + * Determine if a for-loop can be unrolled. + * At this time, only a rather narrow class of for loops can be unrolled. + * See code for details. + * When a loop can't be unrolled because it's too large we'll emit a + * message to the log. + */ +static GLboolean +_slang_can_unroll_for_loop(slang_assemble_ctx * A, const slang_operation *oper) +{ + GLuint bodySize; + GLint start, end; + const char *varName; + slang_atom varId; + + assert(oper->type == SLANG_OPER_FOR); + assert(oper->num_children == 4); + + /* children[0] must be either "int i=constant" or "i=constant" */ + if (oper->children[0].type == SLANG_OPER_BLOCK_NO_NEW_SCOPE) { + slang_variable *var; + + if (oper->children[0].children[0].type != SLANG_OPER_VARIABLE_DECL) + return GL_FALSE; + + varId = oper->children[0].children[0].a_id; + + var = _slang_variable_locate(oper->children[0].children[0].locals, + varId, GL_TRUE); + if (!var) + return GL_FALSE; + if (!var->initializer) + return GL_FALSE; + if (var->initializer->type != SLANG_OPER_LITERAL_INT) + return GL_FALSE; + start = (GLint) var->initializer->literal[0]; + } + else if (oper->children[0].type == SLANG_OPER_EXPRESSION) { + if (oper->children[0].children[0].type != SLANG_OPER_ASSIGN) + return GL_FALSE; + if (oper->children[0].children[0].children[0].type != SLANG_OPER_IDENTIFIER) + return GL_FALSE; + if (oper->children[0].children[0].children[1].type != SLANG_OPER_LITERAL_INT) + return GL_FALSE; + + varId = oper->children[0].children[0].children[0].a_id; + + start = (GLint) oper->children[0].children[0].children[1].literal[0]; + } + else { + return GL_FALSE; + } + + /* children[1] must be "i<constant" */ + if (oper->children[1].type != SLANG_OPER_EXPRESSION) + return GL_FALSE; + if (oper->children[1].children[0].type != SLANG_OPER_LESS) + return GL_FALSE; + if (oper->children[1].children[0].children[0].type != SLANG_OPER_IDENTIFIER) + return GL_FALSE; + if (oper->children[1].children[0].children[1].type != SLANG_OPER_LITERAL_INT) + return GL_FALSE; + + end = (GLint) oper->children[1].children[0].children[1].literal[0]; + + /* children[2] must be "i++" or "++i" */ + if (oper->children[2].type != SLANG_OPER_POSTINCREMENT && + oper->children[2].type != SLANG_OPER_PREINCREMENT) + return GL_FALSE; + if (oper->children[2].children[0].type != SLANG_OPER_IDENTIFIER) + return GL_FALSE; + + /* make sure the same variable name is used in all places */ + if ((oper->children[1].children[0].children[0].a_id != varId) || + (oper->children[2].children[0].a_id != varId)) + return GL_FALSE; + + varName = (const char *) varId; + + /* children[3], the loop body, can't be too large */ + bodySize = sizeof_operation(&oper->children[3]); + if (bodySize > MAX_FOR_LOOP_UNROLL_BODY_SIZE) { + slang_info_log_print(A->log, + "Note: 'for (%s ... )' body is too large/complex" + " to unroll", + varName); + return GL_FALSE; + } + + if (start >= end) + return GL_FALSE; /* degenerate case */ + + if (end - start > MAX_FOR_LOOP_UNROLL_ITERATIONS) { + slang_info_log_print(A->log, + "Note: 'for (%s=%d; %s<%d; ++%s)' is too" + " many iterations to unroll", + varName, start, varName, end, varName); + return GL_FALSE; + } + + if ((end - start) * bodySize > MAX_FOR_LOOP_UNROLL_COMPLEXITY) { + slang_info_log_print(A->log, + "Note: 'for (%s=%d; %s<%d; ++%s)' will generate" + " too much code to unroll", + varName, start, varName, end, varName); + return GL_FALSE; + } + + return GL_TRUE; /* we can unroll the loop */ +} + + +/** + * Unroll a for-loop. + * First we determine the number of iterations to unroll. + * Then for each iteration: + * make a copy of the loop body + * replace instances of the loop variable with the current iteration value + * generate IR code for the body + * \return pointer to generated IR code or NULL if error, out of memory, etc. + */ +static slang_ir_node * +_slang_unroll_for_loop(slang_assemble_ctx * A, const slang_operation *oper) +{ + GLint start, end, iter; + slang_ir_node *n, *root = NULL; + slang_atom varId; + + if (oper->children[0].type == SLANG_OPER_BLOCK_NO_NEW_SCOPE) { + /* for (int i=0; ... */ + slang_variable *var; + + varId = oper->children[0].children[0].a_id; + var = _slang_variable_locate(oper->children[0].children[0].locals, + varId, GL_TRUE); + start = (GLint) var->initializer->literal[0]; + } + else { + /* for (i=0; ... */ + varId = oper->children[0].children[0].children[0].a_id; + start = (GLint) oper->children[0].children[0].children[1].literal[0]; + } + + end = (GLint) oper->children[1].children[0].children[1].literal[0]; + + for (iter = start; iter < end; iter++) { + slang_operation *body; + + /* make a copy of the loop body */ + body = slang_operation_new(1); + if (!body) + return NULL; + + if (!slang_operation_copy(body, &oper->children[3])) + return NULL; + + /* in body, replace instances of 'varId' with literal 'iter' */ + { + slang_variable *oldVar; + slang_operation *newOper; + + oldVar = _slang_variable_locate(oper->locals, varId, GL_TRUE); + if (!oldVar) { + /* undeclared loop variable */ + slang_operation_delete(body); + return NULL; + } + + newOper = slang_operation_new(1); + newOper->type = SLANG_OPER_LITERAL_INT; + newOper->literal_size = 1; + newOper->literal[0] = iter; + + /* replace instances of the loop variable with newOper */ + slang_substitute(A, body, 1, &oldVar, &newOper, GL_FALSE); + } + + /* do IR codegen for body */ + n = _slang_gen_operation(A, body); + root = new_seq(root, n); + + slang_operation_delete(body); + } + + return root; +} + + +/** + * Generate IR for a for-loop. Unrolling will be done when possible. */ static slang_ir_node * _slang_gen_for(slang_assemble_ctx * A, const slang_operation *oper) { - /* - * init code (child[0]) - * LOOP: - * BREAK if !expr (child[1]) - * body code (child[3]) - * tail code: - * incr code (child[2]) // XXX continue here - */ - slang_ir_node *prevLoop, *loop, *cond, *breakIf, *body, *init, *incr; + GLboolean unroll = _slang_can_unroll_for_loop(A, oper); - init = _slang_gen_operation(A, &oper->children[0]); - loop = new_loop(NULL); + if (unroll) { + slang_ir_node *code = _slang_unroll_for_loop(A, oper); + if (code) + return code; + } - /* save old, push new loop */ - prevLoop = A->CurLoop; - A->CurLoop = loop; + /* conventional for-loop code generation */ + { + /* + * init code (child[0]) + * LOOP: + * BREAK if !expr (child[1]) + * body code (child[3]) + * tail code: + * incr code (child[2]) // XXX continue here + */ + slang_ir_node *prevLoop, *loop, *cond, *breakIf, *body, *init, *incr; + init = _slang_gen_operation(A, &oper->children[0]); + loop = new_loop(NULL); - cond = new_cond(new_not(_slang_gen_operation(A, &oper->children[1]))); - breakIf = new_break_if_true(A->CurLoop, cond); - body = _slang_gen_operation(A, &oper->children[3]); - incr = _slang_gen_operation(A, &oper->children[2]); + /* save old, push new loop */ + prevLoop = A->CurLoop; + A->CurLoop = loop; - loop->Children[0] = new_seq(breakIf, body); - loop->Children[1] = incr; /* tail code */ + cond = new_cond(new_not(_slang_gen_operation(A, &oper->children[1]))); + breakIf = new_break_if_true(A->CurLoop, cond); + body = _slang_gen_operation(A, &oper->children[3]); + incr = _slang_gen_operation(A, &oper->children[2]); - /* pop loop, restore prev */ - A->CurLoop = prevLoop; + loop->Children[0] = new_seq(breakIf, body); + loop->Children[1] = incr; /* tail code */ + + /* pop loop, restore prev */ + A->CurLoop = prevLoop; - return new_seq(init, loop); + return new_seq(init, loop); + } } @@ -3093,6 +3345,7 @@ _slang_gen_return(slang_assemble_ctx * A, slang_operation *oper) } +#if 0 /** * Determine if the given operation/expression is const-valued. */ @@ -3116,6 +3369,7 @@ _slang_is_constant_expr(const slang_operation *oper) return GL_TRUE; } } +#endif /** @@ -3418,7 +3672,7 @@ _slang_gen_assignment(slang_assemble_ctx * A, slang_operation *oper) if (lhs && rhs) { /* convert lhs swizzle into writemask */ const GLuint swizzle = root_swizzle(lhs->Store); - GLuint writemask, newSwizzle; + GLuint writemask, newSwizzle = 0x0; if (!swizzle_to_writemask(A, swizzle, &writemask, &newSwizzle)) { /* Non-simple writemask, need to swizzle right hand side in * order to put components into the right place. @@ -3560,8 +3814,16 @@ _slang_gen_array_element(slang_assemble_ctx * A, slang_operation *oper) index = (GLint) oper->children[1].literal[0]; if (oper->children[1].type != SLANG_OPER_LITERAL_INT || index >= (GLint) max) { +#if 0 slang_info_log_error(A->log, "Invalid array index for vector type"); + printf("type = %d\n", oper->children[1].type); + printf("index = %d, max = %d\n", index, max); + printf("array = %s\n", (char*)oper->children[0].a_id); + printf("index = %s\n", (char*)oper->children[1].a_id); return NULL; +#else + index = 0; +#endif } n = _slang_gen_operation(A, &oper->children[0]); @@ -3987,6 +4249,21 @@ _slang_gen_operation(slang_assemble_ctx * A, slang_operation *oper) /** + * Check if the given type specifier is a rectangular texture sampler. + */ +static GLboolean +is_rect_sampler_spec(const slang_type_specifier *spec) +{ + while (spec->_array) { + spec = spec->_array; + } + return spec->type == SLANG_SPEC_SAMPLER2DRECT || + spec->type == SLANG_SPEC_SAMPLER2DRECTSHADOW; +} + + + +/** * Called by compiler when a global variable has been parsed/compiled. * Here we examine the variable's type to determine what kind of register * storage will be used. @@ -4009,10 +4286,14 @@ _slang_codegen_global_variable(slang_assemble_ctx *A, slang_variable *var, slang_ir_storage *store = NULL; int dbg = 0; const GLenum datatype = _slang_gltype_from_specifier(&var->type.specifier); - const GLint texIndex = sampler_to_texture_index(var->type.specifier.type); const GLint size = _slang_sizeof_type_specifier(&var->type.specifier); const GLint arrayLen = _slang_array_length(var); const GLint totalSize = _slang_array_size(size, arrayLen); + GLint texIndex = sampler_to_texture_index(var->type.specifier.type); + + /* check for sampler2D arrays */ + if (texIndex == -1 && var->type.specifier._array) + texIndex = sampler_to_texture_index(var->type.specifier._array->type); if (texIndex != -1) { /* This is a texture sampler variable... @@ -4026,15 +4307,32 @@ _slang_codegen_global_variable(slang_assemble_ctx *A, slang_variable *var, } #if FEATURE_es2_glsl /* XXX should use FEATURE_texture_rect */ /* disallow rect samplers */ - if (var->type.specifier.type == SLANG_SPEC_SAMPLER2DRECT || - var->type.specifier.type == SLANG_SPEC_SAMPLER2DRECTSHADOW) { + if (is_rect_sampler_spec(&var->type.specifier)) { slang_info_log_error(A->log, "invalid sampler type for '%s'", varName); return GL_FALSE; } +#else + (void) is_rect_sampler_spec; /* silence warning */ #endif { GLint sampNum = _mesa_add_sampler(prog->Parameters, varName, datatype); - store = _slang_new_ir_storage(PROGRAM_SAMPLER, sampNum, texIndex); + store = _slang_new_ir_storage_sampler(sampNum, texIndex, totalSize); + + /* If we have a sampler array, then we need to allocate the + * additional samplers to ensure we don't allocate them elsewhere. + * We can't directly use _mesa_add_sampler() as that checks the + * varName and gets a match, so we call _mesa_add_parameter() + * directly and use the last sampler number from the call above. + */ + if (arrayLen > 0) { + GLint a = arrayLen - 1; + GLint i; + for (i = 0; i < a; i++) { + GLfloat value = (GLfloat)(i + sampNum + 1); + (void) _mesa_add_parameter(prog->Parameters, PROGRAM_SAMPLER, + varName, 1, datatype, &value, NULL, 0x0); + } + } } if (dbg) printf("SAMPLER "); } @@ -4218,7 +4516,7 @@ _slang_codegen_global_variable(slang_assemble_ctx *A, slang_variable *var, n = _slang_gen_var_decl(A, var, var->initializer); /* emit GPU instructions */ - success = _slang_emit_code(n, A->vartable, A->program, GL_FALSE, A->log); + success = _slang_emit_code(n, A->vartable, A->program, A->pragmas, GL_FALSE, A->log); _slang_free_ir_tree(n); } @@ -4328,7 +4626,7 @@ _slang_codegen_function(slang_assemble_ctx * A, slang_function * fun) #endif /* Emit program instructions */ - success = _slang_emit_code(n, A->vartable, A->program, GL_TRUE, A->log); + success = _slang_emit_code(n, A->vartable, A->program, A->pragmas, GL_TRUE, A->log); _slang_free_ir_tree(n); /* free codegen context */ diff --git a/src/mesa/shader/slang/slang_codegen.h b/src/mesa/shader/slang/slang_codegen.h index 9489033d7b..f2daa034e4 100644 --- a/src/mesa/shader/slang/slang_codegen.h +++ b/src/mesa/shader/slang/slang_codegen.h @@ -36,6 +36,7 @@ typedef struct slang_assemble_ctx_ slang_atom_pool *atoms; slang_name_space space; struct gl_program *program; + struct gl_sl_pragmas *pragmas; slang_var_table *vartable; slang_info_log *log; struct slang_label_ *curFuncEndLabel; diff --git a/src/mesa/shader/slang/slang_compile.c b/src/mesa/shader/slang/slang_compile.c index b8044b1060..ab848579b7 100644 --- a/src/mesa/shader/slang/slang_compile.c +++ b/src/mesa/shader/slang/slang_compile.c @@ -144,6 +144,7 @@ typedef struct slang_output_ctx_ slang_function_scope *funs; slang_struct_scope *structs; struct gl_program *program; + struct gl_sl_pragmas *pragmas; slang_var_table *vartable; GLuint default_precision[TYPE_SPECIFIER_COUNT]; GLboolean allow_precision; @@ -1005,7 +1006,7 @@ parse_statement(slang_parse_ctx * C, slang_output_ctx * O, /* parse child statements, do not create new variable scope */ oper->type = SLANG_OPER_BLOCK_NO_NEW_SCOPE; while (*C->I != OP_END) - if (!parse_child_operation(C, O, oper, 1)) + if (!parse_child_operation(C, O, oper, GL_TRUE)) RETURN0; C->I++; break; @@ -1017,7 +1018,7 @@ parse_statement(slang_parse_ctx * C, slang_output_ctx * O, oper->type = SLANG_OPER_BLOCK_NEW_SCOPE; o.vars = oper->locals; while (*C->I != OP_END) - if (!parse_child_operation(C, &o, oper, 1)) + if (!parse_child_operation(C, &o, oper, GL_TRUE)) RETURN0; C->I++; } @@ -1074,7 +1075,7 @@ parse_statement(slang_parse_ctx * C, slang_output_ctx * O, if (oper->a_id == SLANG_ATOM_NULL) RETURN0; while (*C->I != OP_END) { - if (!parse_child_operation(C, O, oper, 0)) + if (!parse_child_operation(C, O, oper, GL_FALSE)) RETURN0; } C->I++; @@ -1090,21 +1091,21 @@ parse_statement(slang_parse_ctx * C, slang_output_ctx * O, break; case OP_RETURN: oper->type = SLANG_OPER_RETURN; - if (!parse_child_operation(C, O, oper, 0)) + if (!parse_child_operation(C, O, oper, GL_FALSE)) RETURN0; break; case OP_EXPRESSION: oper->type = SLANG_OPER_EXPRESSION; - if (!parse_child_operation(C, O, oper, 0)) + if (!parse_child_operation(C, O, oper, GL_FALSE)) RETURN0; break; case OP_IF: oper->type = SLANG_OPER_IF; - if (!parse_child_operation(C, O, oper, 0)) + if (!parse_child_operation(C, O, oper, GL_FALSE)) RETURN0; - if (!parse_child_operation(C, O, oper, 1)) + if (!parse_child_operation(C, O, oper, GL_TRUE)) RETURN0; - if (!parse_child_operation(C, O, oper, 1)) + if (!parse_child_operation(C, O, oper, GL_TRUE)) RETURN0; break; case OP_WHILE: @@ -1113,17 +1114,17 @@ parse_statement(slang_parse_ctx * C, slang_output_ctx * O, oper->type = SLANG_OPER_WHILE; o.vars = oper->locals; - if (!parse_child_operation(C, &o, oper, 1)) + if (!parse_child_operation(C, &o, oper, GL_TRUE)) RETURN0; - if (!parse_child_operation(C, &o, oper, 1)) + if (!parse_child_operation(C, &o, oper, GL_TRUE)) RETURN0; } break; case OP_DO: oper->type = SLANG_OPER_DO; - if (!parse_child_operation(C, O, oper, 1)) + if (!parse_child_operation(C, O, oper, GL_TRUE)) RETURN0; - if (!parse_child_operation(C, O, oper, 0)) + if (!parse_child_operation(C, O, oper, GL_FALSE)) RETURN0; break; case OP_FOR: @@ -1132,13 +1133,13 @@ parse_statement(slang_parse_ctx * C, slang_output_ctx * O, oper->type = SLANG_OPER_FOR; o.vars = oper->locals; - if (!parse_child_operation(C, &o, oper, 1)) + if (!parse_child_operation(C, &o, oper, GL_TRUE)) RETURN0; - if (!parse_child_operation(C, &o, oper, 1)) + if (!parse_child_operation(C, &o, oper, GL_TRUE)) RETURN0; - if (!parse_child_operation(C, &o, oper, 0)) + if (!parse_child_operation(C, &o, oper, GL_FALSE)) RETURN0; - if (!parse_child_operation(C, &o, oper, 1)) + if (!parse_child_operation(C, &o, oper, GL_TRUE)) RETURN0; } break; @@ -1429,7 +1430,7 @@ parse_expression(slang_parse_ctx * C, slang_output_ctx * O, C->I++; while (*C->I != OP_END) - if (!parse_child_operation(C, O, op, 0)) + if (!parse_child_operation(C, O, op, GL_FALSE)) RETURN0; C->I++; #if 0 @@ -1449,7 +1450,7 @@ parse_expression(slang_parse_ctx * C, slang_output_ctx * O, case OP_CALL: { GLboolean array_constructor = GL_FALSE; - GLint array_constructor_size; + GLint array_constructor_size = 0; op->type = SLANG_OPER_CALL; op->a_id = parse_identifier(C); @@ -1470,9 +1471,9 @@ parse_expression(slang_parse_ctx * C, slang_output_ctx * O, RETURN0; } else { + /* parse the array constructor size */ slang_operation array_size; array_constructor = GL_TRUE; - /* parse the array constructor size */ slang_operation_construct(&array_size); if (!parse_expression(C, O, &array_size)) { slang_operation_destruct(&array_size); @@ -1494,7 +1495,7 @@ parse_expression(slang_parse_ctx * C, slang_output_ctx * O, RETURN0; } while (*C->I != OP_END) - if (!parse_child_operation(C, O, op, 0)) + if (!parse_child_operation(C, O, op, GL_FALSE)) RETURN0; C->I++; @@ -2059,6 +2060,7 @@ parse_init_declarator(slang_parse_ctx * C, slang_output_ctx * O, A.space.structs = O->structs; A.space.vars = O->vars; A.program = O->program; + A.pragmas = O->pragmas; A.vartable = O->vartable; A.log = C->L; A.curFuncEndLabel = NULL; @@ -2349,6 +2351,7 @@ parse_code_unit(slang_parse_ctx * C, slang_code_unit * unit, o.structs = &unit->structs; o.vars = &unit->vars; o.program = shader ? shader->Program : NULL; + o.pragmas = shader ? &shader->Pragmas : NULL; o.vartable = _slang_new_var_table(maxRegs); _slang_push_var_table(o.vartable); @@ -2417,6 +2420,7 @@ parse_code_unit(slang_parse_ctx * C, slang_code_unit * unit, A.space.structs = o.structs; A.space.vars = o.vars; A.program = o.program; + A.pragmas = &shader->Pragmas; A.vartable = o.vartable; A.log = C->L; @@ -2474,7 +2478,9 @@ static GLboolean compile_with_grammar(grammar id, const char *source, slang_code_unit * unit, slang_unit_type type, slang_info_log * infolog, slang_code_unit * builtin, - struct gl_shader *shader) + struct gl_shader *shader, + const struct gl_extensions *extensions, + struct gl_sl_pragmas *pragmas) { byte *prod; GLuint size, start, version; @@ -2502,7 +2508,8 @@ compile_with_grammar(grammar id, const char *source, slang_code_unit * unit, /* Now preprocess the source string. */ slang_string_init(&preprocessed); - if (!_slang_preprocess_directives(&preprocessed, &source[start], infolog)) { + if (!_slang_preprocess_directives(&preprocessed, &source[start], + infolog, extensions, pragmas)) { slang_string_free(&preprocessed); slang_info_log_error(infolog, "failed to preprocess the source."); return GL_FALSE; @@ -2575,7 +2582,9 @@ static const byte slang_vertex_builtin_gc[] = { static GLboolean compile_object(grammar * id, const char *source, slang_code_object * object, slang_unit_type type, slang_info_log * infolog, - struct gl_shader *shader) + struct gl_shader *shader, + const struct gl_extensions *extensions, + struct gl_sl_pragmas *pragmas) { slang_code_unit *builtins = NULL; GLuint base_version = 110; @@ -2674,7 +2683,7 @@ compile_object(grammar * id, const char *source, slang_code_object * object, /* compile the actual shader - pass-in built-in library for external shader */ return compile_with_grammar(*id, source, &object->unit, type, infolog, - builtins, shader); + builtins, shader, extensions, pragmas); } @@ -2697,7 +2706,8 @@ compile_shader(GLcontext *ctx, slang_code_object * object, _slang_code_object_dtr(object); _slang_code_object_ctr(object); - success = compile_object(&id, shader->Source, object, type, infolog, shader); + success = compile_object(&id, shader->Source, object, type, infolog, shader, + &ctx->Extensions, &shader->Pragmas); if (id != 0) grammar_destroy(id); if (!success) @@ -2784,6 +2794,12 @@ _slang_compile(GLcontext *ctx, struct gl_shader *shader) _mesa_print_program(shader->Program); #endif + shader->CompileStatus = success; + + if (ctx->Shader.Flags & GLSL_LOG) { + _mesa_write_shader_to_file(shader); + } + return success; } diff --git a/src/mesa/shader/slang/slang_emit.c b/src/mesa/shader/slang/slang_emit.c index 3a837c9c10..c9d008c0af 100644 --- a/src/mesa/shader/slang/slang_emit.c +++ b/src/mesa/shader/slang/slang_emit.c @@ -164,7 +164,7 @@ _slang_var_swizzle(GLint size, GLint comp) { switch (size) { case 1: - return MAKE_SWIZZLE4(comp, comp, comp, comp); + return MAKE_SWIZZLE4(comp, SWIZZLE_NIL, SWIZZLE_NIL, SWIZZLE_NIL); case 2: return MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_NIL, SWIZZLE_NIL); case 3: @@ -451,7 +451,7 @@ emit_arl_load(slang_emit_info *emitInfo, struct prog_instruction *inst = new_instruction(emitInfo, OPCODE_ARL); inst->SrcReg[0].File = file; inst->SrcReg[0].Index = index; - inst->SrcReg[0].Swizzle = swizzle; + inst->SrcReg[0].Swizzle = fix_swizzle(swizzle); inst->DstReg.File = PROGRAM_ADDRESS; inst->DstReg.Index = 0; inst->DstReg.WriteMask = WRITEMASK_X; @@ -717,6 +717,9 @@ instruction_annotation(gl_inst_opcode opcode, char *dstAnnot, case OPCODE_MUL: operator = "*"; break; + case OPCODE_DP2: + operator = "DP2"; + break; case OPCODE_DP3: operator = "DP3"; break; @@ -870,6 +873,7 @@ emit_compare(slang_emit_info *emitInfo, slang_ir_node *n) if (n->Children[0]->Store->Size != n->Children[1]->Store->Size) { slang_info_log_error(emitInfo->log, "invalid operands to == or !="); + n->Store = NULL; return NULL; } @@ -899,6 +903,7 @@ emit_compare(slang_emit_info *emitInfo, slang_ir_node *n) slang_ir_storage tempStore; if (!alloc_local_temp(emitInfo, &tempStore, 4)) { + n->Store = NULL; return NULL; /* out of temps */ } @@ -913,7 +918,7 @@ emit_compare(slang_emit_info *emitInfo, slang_ir_node *n) } else { assert(size == 2); - dotOp = OPCODE_DP3; + dotOp = OPCODE_DP3; /* XXX use OPCODE_DP2 eventually */ swizzle = MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_Y, SWIZZLE_Y); } @@ -1256,16 +1261,47 @@ emit_tex(slang_emit_info *emitInfo, slang_ir_node *n) { struct prog_instruction *inst; gl_inst_opcode opcode; + GLboolean shadow = GL_FALSE; - if (n->Opcode == IR_TEX) { + switch (n->Opcode) { + case IR_TEX: opcode = OPCODE_TEX; - } - else if (n->Opcode == IR_TEXB) { + break; + case IR_TEX_SH: + opcode = OPCODE_TEX; + shadow = GL_TRUE; + break; + case IR_TEXB: opcode = OPCODE_TXB; - } - else { - assert(n->Opcode == IR_TEXP); + break; + case IR_TEXB_SH: + opcode = OPCODE_TXB; + shadow = GL_TRUE; + break; + case IR_TEXP: opcode = OPCODE_TXP; + break; + case IR_TEXP_SH: + opcode = OPCODE_TXP; + shadow = GL_TRUE; + break; + default: + _mesa_problem(NULL, "Bad IR TEX code"); + return NULL; + } + + if (n->Children[0]->Opcode == IR_ELEMENT) { + /* array is the sampler (a uniform which'll indicate the texture unit) */ + assert(n->Children[0]->Children[0]->Store); + assert(n->Children[0]->Children[0]->Store->File == PROGRAM_SAMPLER); + + emit(emitInfo, n->Children[0]); + + n->Children[0]->Var = n->Children[0]->Children[0]->Var; + } else { + /* this is the sampler (a uniform which'll indicate the texture unit) */ + assert(n->Children[0]->Store); + assert(n->Children[0]->Store->File == PROGRAM_SAMPLER); } /* emit code for the texcoord operand */ @@ -1283,17 +1319,12 @@ emit_tex(slang_emit_info *emitInfo, slang_ir_node *n) NULL, NULL); - /* Child[0] is the sampler (a uniform which'll indicate the texture unit) */ - assert(n->Children[0]->Store); - assert(n->Children[0]->Store->File == PROGRAM_SAMPLER); - /* Store->Index is the sampler index */ - assert(n->Children[0]->Store->Index >= 0); - /* Store->Size is the texture target */ - assert(n->Children[0]->Store->Size >= TEXTURE_1D_INDEX); - assert(n->Children[0]->Store->Size <= TEXTURE_RECT_INDEX); + inst->TexShadow = shadow; - inst->TexSrcTarget = n->Children[0]->Store->Size; - inst->TexSrcUnit = n->Children[0]->Store->Index; /* i.e. uniform's index */ + /* Store->Index is the uniform/sampler index */ + assert(n->Children[0]->Store->Index >= 0); + inst->TexSrcUnit = n->Children[0]->Store->Index; + inst->TexSrcTarget = n->Children[0]->Store->TexTarget; /* mark the sampler as being used */ _mesa_use_uniform(emitInfo->prog->Parameters, @@ -1339,9 +1370,10 @@ emit_copy(slang_emit_info *emitInfo, slang_ir_node *n) if (n->Store->File == PROGRAM_SAMPLER) { /* no code generated for sampler assignments, - * just copy the sampler index at compile time. + * just copy the sampler index/target at compile time. */ n->Store->Index = n->Children[1]->Store->Index; + n->Store->TexTarget = n->Children[1]->Store->TexTarget; return NULL; } @@ -1802,6 +1834,25 @@ emit_cont_break_if_true(slang_emit_info *emitInfo, slang_ir_node *n) } +/** + * Return the size of a swizzle mask given that some swizzle components + * may be NIL/undefined. For example: + * swizzle_size(".zzxx") = 4 + * swizzle_size(".xy??") = 2 + * swizzle_size(".w???") = 1 + */ +static GLuint +swizzle_size(GLuint swizzle) +{ + GLuint i; + for (i = 0; i < 4; i++) { + if (GET_SWZ(swizzle, i) == SWIZZLE_NIL) + return i; + } + return 4; +} + + static struct prog_instruction * emit_swizzle(slang_emit_info *emitInfo, slang_ir_node *n) { @@ -1809,14 +1860,24 @@ emit_swizzle(slang_emit_info *emitInfo, slang_ir_node *n) inst = emit(emitInfo, n->Children[0]); -#if 0 - assert(n->Store->Parent); - /* Apply this node's swizzle to parent's storage */ - GLuint swizzle = n->Store->Swizzle; - _slang_copy_ir_storage(n->Store, n->Store->Parent); - n->Store->Swizzle = _slang_swizzle_swizzle(n->Store->Swizzle, swizzle); - assert(!n->Store->Parent); -#endif + if (n->Children[0]->Opcode == IR_VAR || + n->Children[0]->Opcode == IR_SWIZZLE || + n->Children[0]->Opcode == IR_ELEMENT) { + /* We can resolve the swizzle now. Other swizzles will be resolved + * in storage_to_src_reg(). + */ + const GLuint swizzle = n->Store->Swizzle; + assert(n->Store->Parent); + /* new storage is parent storage with updated Swizzle + Size fields */ + _slang_copy_ir_storage(n->Store, n->Store->Parent); + /* Apply this node's swizzle to parent's storage */ + n->Store->Swizzle = _slang_swizzle_swizzle(n->Store->Swizzle, swizzle); + /* Update size */ + n->Store->Size = swizzle_size(n->Store->Swizzle); + assert(!n->Store->Parent); + assert(n->Store->Index >= 0); + } + return inst; } @@ -2109,6 +2170,10 @@ emit_var_ref(slang_emit_info *emitInfo, slang_ir_node *n) /* mark var as used */ _mesa_use_uniform(emitInfo->prog->Parameters, (char *) n->Var->a_name); } + else if (n->Store->File == PROGRAM_INPUT) { + assert(n->Store->Index >= 0); + emitInfo->prog->InputsRead |= (1 << n->Store->Index); + } if (n->Store->Index < 0) { /* probably ran out of registers */ @@ -2192,12 +2257,15 @@ emit(slang_emit_info *emitInfo, slang_ir_node *n) case IR_NOISE2: case IR_NOISE3: case IR_NOISE4: + case IR_NRM4: + case IR_NRM3: /* binary */ case IR_ADD: case IR_SUB: case IR_MUL: case IR_DOT4: case IR_DOT3: + case IR_DOT2: case IR_CROSS: case IR_MIN: case IR_MAX: @@ -2221,6 +2289,9 @@ emit(slang_emit_info *emitInfo, slang_ir_node *n) case IR_TEX: case IR_TEXB: case IR_TEXP: + case IR_TEX_SH: + case IR_TEXB_SH: + case IR_TEXP_SH: return emit_tex(emitInfo, n); case IR_NEG: return emit_negation(emitInfo, n); @@ -2364,10 +2435,20 @@ _slang_resolve_subroutines(slang_emit_info *emitInfo) - +/** + * Convert the IR tree into GPU instructions. + * \param n root of IR tree + * \param vt variable table + * \param prog program to put GPU instructions into + * \param pragmas controls codegen options + * \param withEnd if true, emit END opcode at end + * \param log log for emitting errors/warnings/info + */ GLboolean _slang_emit_code(slang_ir_node *n, slang_var_table *vt, - struct gl_program *prog, GLboolean withEnd, + struct gl_program *prog, + const struct gl_sl_pragmas *pragmas, + GLboolean withEnd, slang_info_log *log) { GET_CURRENT_CONTEXT(ctx); @@ -2384,7 +2465,7 @@ _slang_emit_code(slang_ir_node *n, slang_var_table *vt, emitInfo.EmitHighLevelInstructions = ctx->Shader.EmitHighLevelInstructions; emitInfo.EmitCondCodes = ctx->Shader.EmitCondCodes; - emitInfo.EmitComments = ctx->Shader.EmitComments; + emitInfo.EmitComments = ctx->Shader.EmitComments || pragmas->Debug; emitInfo.EmitBeginEndSub = GL_TRUE; if (!emitInfo.EmitCondCodes) { @@ -2400,7 +2481,9 @@ _slang_emit_code(slang_ir_node *n, slang_var_table *vt, maxUniforms = ctx->Const.VertexProgram.MaxUniformComponents / 4; } if (prog->Parameters->NumParameters > maxUniforms) { - slang_info_log_error(log, "Constant/uniform register limit exceeded"); + slang_info_log_error(log, "Constant/uniform register limit exceeded " + "(max=%u vec4)", maxUniforms); + return GL_FALSE; } diff --git a/src/mesa/shader/slang/slang_emit.h b/src/mesa/shader/slang/slang_emit.h index 59fb2fa890..ab4c202d67 100644 --- a/src/mesa/shader/slang/slang_emit.h +++ b/src/mesa/shader/slang/slang_emit.h @@ -32,10 +32,6 @@ #include "main/mtypes.h" -extern void -slang_print_ir(const slang_ir_node *n, int indent); - - extern GLuint _slang_swizzle_swizzle(GLuint swz1, GLuint swz2); @@ -46,7 +42,9 @@ _slang_var_swizzle(GLint size, GLint comp); extern GLboolean _slang_emit_code(slang_ir_node *n, slang_var_table *vartable, - struct gl_program *prog, GLboolean withEnd, + struct gl_program *prog, + const struct gl_sl_pragmas *pragmas, + GLboolean withEnd, slang_info_log *log); diff --git a/src/mesa/shader/slang/slang_ir.c b/src/mesa/shader/slang/slang_ir.c index b459accb90..dc4086d888 100644 --- a/src/mesa/shader/slang/slang_ir.c +++ b/src/mesa/shader/slang/slang_ir.c @@ -1,8 +1,8 @@ /* * Mesa 3-D graphics library - * Version: 7.1 * * Copyright (C) 2005-2008 Brian Paul All Rights Reserved. + * Copyright (C) 2009 VMware, Inc. All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -27,6 +27,7 @@ #include "main/context.h" #include "slang_ir.h" #include "slang_mem.h" +#include "shader/prog_instruction.h" #include "shader/prog_print.h" @@ -36,8 +37,11 @@ static const slang_ir_info IrInfo[] = { { IR_SUB, "IR_SUB", OPCODE_SUB, 4, 2 }, { IR_MUL, "IR_MUL", OPCODE_MUL, 4, 2 }, { IR_DIV, "IR_DIV", OPCODE_NOP, 0, 2 }, /* XXX broke */ - { IR_DOT4, "IR_DOT_4", OPCODE_DP4, 1, 2 }, - { IR_DOT3, "IR_DOT_3", OPCODE_DP3, 1, 2 }, + { IR_DOT4, "IR_DOT4", OPCODE_DP4, 1, 2 }, + { IR_DOT3, "IR_DOT3", OPCODE_DP3, 1, 2 }, + { IR_DOT2, "IR_DOT2", OPCODE_DP2, 1, 2 }, + { IR_NRM4, "IR_NRM4", OPCODE_NRM4, 1, 1 }, + { IR_NRM3, "IR_NRM3", OPCODE_NRM3, 1, 1 }, { IR_CROSS, "IR_CROSS", OPCODE_XPD, 3, 2 }, { IR_LRP, "IR_LRP", OPCODE_LRP, 4, 3 }, { IR_MIN, "IR_MIN", OPCODE_MIN, 4, 2 }, @@ -56,7 +60,7 @@ static const slang_ir_info IrInfo[] = { /* unary ops */ { IR_MOVE, "IR_MOVE", OPCODE_MOV, 4, 1 }, { IR_I_TO_F, "IR_I_TO_F", OPCODE_MOV, 4, 1 }, /* int[4] to float[4] */ - { IR_F_TO_I, "IR_F_TO_I", OPCODE_INT, 4, 1 }, /* 4 floats to 4 ints */ + { IR_F_TO_I, "IR_F_TO_I", OPCODE_TRUNC, 4, 1 }, { IR_EXP, "IR_EXP", OPCODE_EXP, 1, 1 }, { IR_EXP2, "IR_EXP2", OPCODE_EX2, 1, 1 }, { IR_LOG2, "IR_LOG2", OPCODE_LG2, 1, 1 }, @@ -90,6 +94,9 @@ static const slang_ir_info IrInfo[] = { { IR_TEX, "IR_TEX", OPCODE_TEX, 4, 1 }, { IR_TEXB, "IR_TEXB", OPCODE_TXB, 4, 1 }, { IR_TEXP, "IR_TEXP", OPCODE_TXP, 4, 1 }, + { IR_TEX_SH, "IR_TEX_SH", OPCODE_TEX, 4, 1 }, + { IR_TEXB_SH, "IR_TEXB_SH", OPCODE_TXB, 4, 1 }, + { IR_TEXP_SH, "IR_TEXP_SH", OPCODE_TXP, 4, 1 }, { IR_FLOAT, "IR_FLOAT", OPCODE_NOP, 0, 0 }, /* float literal */ { IR_FIELD, "IR_FIELD", OPCODE_NOP, 0, 0 }, { IR_ELEMENT, "IR_ELEMENT", OPCODE_NOP, 0, 0 }, @@ -212,6 +219,26 @@ _slang_new_ir_storage_indirect(enum register_file file, } +/** + * Allocate IR storage for a texture sampler. + * \param sampNum the sampler number/index + * \param texTarget one of TEXTURE_x_INDEX values + * \param size number of samplers (in case of sampler array) + */ +slang_ir_storage * +_slang_new_ir_storage_sampler(GLint sampNum, GLuint texTarget, GLint size) +{ + slang_ir_storage *st; + assert(texTarget < NUM_TEXTURE_TARGETS); + st = _slang_new_ir_storage(PROGRAM_SAMPLER, sampNum, size); + if (st) { + st->TexTarget = texTarget; + } + return st; +} + + + /* XXX temporary function */ void _slang_copy_ir_storage(slang_ir_storage *dst, const slang_ir_storage *src) diff --git a/src/mesa/shader/slang/slang_ir.h b/src/mesa/shader/slang/slang_ir.h index cc784d431b..d77feeadba 100644 --- a/src/mesa/shader/slang/slang_ir.h +++ b/src/mesa/shader/slang/slang_ir.h @@ -1,8 +1,8 @@ /* * Mesa 3-D graphics library - * Version: 6.5.3 * - * Copyright (C) 2005-2007 Brian Paul All Rights Reserved. + * Copyright (C) 2005-2008 Brian Paul All Rights Reserved. + * Copyright (C) 2009 VMware, Inc. All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -83,6 +83,9 @@ typedef enum IR_DIV, IR_DOT4, IR_DOT3, + IR_DOT2, + IR_NRM4, + IR_NRM3, IR_CROSS, /* vec3 cross product */ IR_LRP, IR_CLAMP, @@ -128,6 +131,10 @@ typedef enum IR_TEXB, /* texture lookup with LOD bias */ IR_TEXP, /* texture lookup with projection */ + IR_TEX_SH, /* texture lookup, shadow compare */ + IR_TEXB_SH, /* texture lookup with LOD bias, shadow compare */ + IR_TEXP_SH, /* texture lookup with projection, shadow compare */ + IR_FLOAT, IR_I_TO_F, /* int[4] to float[4] conversion */ IR_F_TO_I, /* float[4] to int[4] conversion */ @@ -165,8 +172,8 @@ typedef enum struct slang_ir_storage_ { enum register_file File; /**< PROGRAM_TEMPORARY, PROGRAM_INPUT, etc */ - GLint Index; /**< -1 means unallocated */ - GLint Size; /**< number of floats */ + GLint Index; /**< -1 means unallocated */ + GLint Size; /**< number of floats or ints */ GLuint Swizzle; /**< Swizzle AND writemask info */ GLint RefCount; /**< Used during IR tree delete */ @@ -176,6 +183,7 @@ struct slang_ir_storage_ enum register_file IndirectFile; GLint IndirectIndex; GLuint IndirectSwizzle; + GLuint TexTarget; /**< If File==PROGRAM_SAMPLER, one of TEXTURE_x_INDEX */ /** If Parent is non-null, Index is relative to parent. * The other fields are ignored. @@ -251,6 +259,10 @@ _slang_new_ir_storage_indirect(enum register_file file, GLint indirectIndex, GLuint indirectSwizzle); +extern slang_ir_storage * +_slang_new_ir_storage_sampler(GLint sampNum, GLuint texTarget, GLint size); + + extern void _slang_copy_ir_storage(slang_ir_storage *dst, const slang_ir_storage *src); diff --git a/src/mesa/shader/slang/slang_library_noise.c b/src/mesa/shader/slang/slang_library_noise.c deleted file mode 100644 index 25a05657cc..0000000000 --- a/src/mesa/shader/slang/slang_library_noise.c +++ /dev/null @@ -1,501 +0,0 @@ -/* - * Mesa 3-D graphics library - * Version: 6.5 - * - * Copyright (C) 2006 Brian Paul All Rights Reserved. - * - * 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 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 - * BRIAN PAUL 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. - */ - -/* - * SimplexNoise1234 - * Copyright (c) 2003-2005, Stefan Gustavson - * - * Contact: stegu@itn.liu.se - */ - -/** \file - \brief C implementation of Perlin Simplex Noise over 1,2,3, and 4 dimensions. - \author Stefan Gustavson (stegu@itn.liu.se) -*/ - -/* - * This implementation is "Simplex Noise" as presented by - * Ken Perlin at a relatively obscure and not often cited course - * session "Real-Time Shading" at Siggraph 2001 (before real - * time shading actually took on), under the title "hardware noise". - * The 3D function is numerically equivalent to his Java reference - * code available in the PDF course notes, although I re-implemented - * it from scratch to get more readable code. The 1D, 2D and 4D cases - * were implemented from scratch by me from Ken Perlin's text. - * - * This file has no dependencies on any other file, not even its own - * header file. The header file is made for use by external code only. - */ - - -#include "main/imports.h" -#include "slang_library_noise.h" - -#define FASTFLOOR(x) ( ((x)>0) ? ((int)x) : (((int)x)-1) ) - -/* - * --------------------------------------------------------------------- - * Static data - */ - -/* - * Permutation table. This is just a random jumble of all numbers 0-255, - * repeated twice to avoid wrapping the index at 255 for each lookup. - * This needs to be exactly the same for all instances on all platforms, - * so it's easiest to just keep it as static explicit data. - * This also removes the need for any initialisation of this class. - * - * Note that making this an int[] instead of a char[] might make the - * code run faster on platforms with a high penalty for unaligned single - * byte addressing. Intel x86 is generally single-byte-friendly, but - * some other CPUs are faster with 4-aligned reads. - * However, a char[] is smaller, which avoids cache trashing, and that - * is probably the most important aspect on most architectures. - * This array is accessed a *lot* by the noise functions. - * A vector-valued noise over 3D accesses it 96 times, and a - * float-valued 4D noise 64 times. We want this to fit in the cache! - */ -unsigned char perm[512] = {151,160,137,91,90,15, - 131,13,201,95,96,53,194,233,7,225,140,36,103,30,69,142,8,99,37,240,21,10,23, - 190, 6,148,247,120,234,75,0,26,197,62,94,252,219,203,117,35,11,32,57,177,33, - 88,237,149,56,87,174,20,125,136,171,168, 68,175,74,165,71,134,139,48,27,166, - 77,146,158,231,83,111,229,122,60,211,133,230,220,105,92,41,55,46,245,40,244, - 102,143,54, 65,25,63,161, 1,216,80,73,209,76,132,187,208, 89,18,169,200,196, - 135,130,116,188,159,86,164,100,109,198,173,186, 3,64,52,217,226,250,124,123, - 5,202,38,147,118,126,255,82,85,212,207,206,59,227,47,16,58,17,182,189,28,42, - 223,183,170,213,119,248,152, 2,44,154,163, 70,221,153,101,155,167, 43,172,9, - 129,22,39,253, 19,98,108,110,79,113,224,232,178,185, 112,104,218,246,97,228, - 251,34,242,193,238,210,144,12,191,179,162,241, 81,51,145,235,249,14,239,107, - 49,192,214, 31,181,199,106,157,184, 84,204,176,115,121,50,45,127, 4,150,254, - 138,236,205,93,222,114,67,29,24,72,243,141,128,195,78,66,215,61,156,180, - 151,160,137,91,90,15, - 131,13,201,95,96,53,194,233,7,225,140,36,103,30,69,142,8,99,37,240,21,10,23, - 190, 6,148,247,120,234,75,0,26,197,62,94,252,219,203,117,35,11,32,57,177,33, - 88,237,149,56,87,174,20,125,136,171,168, 68,175,74,165,71,134,139,48,27,166, - 77,146,158,231,83,111,229,122,60,211,133,230,220,105,92,41,55,46,245,40,244, - 102,143,54, 65,25,63,161, 1,216,80,73,209,76,132,187,208, 89,18,169,200,196, - 135,130,116,188,159,86,164,100,109,198,173,186, 3,64,52,217,226,250,124,123, - 5,202,38,147,118,126,255,82,85,212,207,206,59,227,47,16,58,17,182,189,28,42, - 223,183,170,213,119,248,152, 2,44,154,163, 70,221,153,101,155,167, 43,172,9, - 129,22,39,253, 19,98,108,110,79,113,224,232,178,185, 112,104,218,246,97,228, - 251,34,242,193,238,210,144,12,191,179,162,241, 81,51,145,235,249,14,239,107, - 49,192,214, 31,181,199,106,157,184, 84,204,176,115,121,50,45,127, 4,150,254, - 138,236,205,93,222,114,67,29,24,72,243,141,128,195,78,66,215,61,156,180 -}; - -/* - * --------------------------------------------------------------------- - */ - -/* - * Helper functions to compute gradients-dot-residualvectors (1D to 4D) - * Note that these generate gradients of more than unit length. To make - * a close match with the value range of classic Perlin noise, the final - * noise values need to be rescaled to fit nicely within [-1,1]. - * (The simplex noise functions as such also have different scaling.) - * Note also that these noise functions are the most practical and useful - * signed version of Perlin noise. To return values according to the - * RenderMan specification from the SL noise() and pnoise() functions, - * the noise values need to be scaled and offset to [0,1], like this: - * float SLnoise = (SimplexNoise1234::noise(x,y,z) + 1.0) * 0.5; - */ - -static float grad1( int hash, float x ) { - int h = hash & 15; - float grad = 1.0f + (h & 7); /* Gradient value 1.0, 2.0, ..., 8.0 */ - if (h&8) grad = -grad; /* Set a random sign for the gradient */ - return ( grad * x ); /* Multiply the gradient with the distance */ -} - -static float grad2( int hash, float x, float y ) { - int h = hash & 7; /* Convert low 3 bits of hash code */ - float u = h<4 ? x : y; /* into 8 simple gradient directions, */ - float v = h<4 ? y : x; /* and compute the dot product with (x,y). */ - return ((h&1)? -u : u) + ((h&2)? -2.0f*v : 2.0f*v); -} - -static float grad3( int hash, float x, float y , float z ) { - int h = hash & 15; /* Convert low 4 bits of hash code into 12 simple */ - float u = h<8 ? x : y; /* gradient directions, and compute dot product. */ - float v = h<4 ? y : h==12||h==14 ? x : z; /* Fix repeats at h = 12 to 15 */ - return ((h&1)? -u : u) + ((h&2)? -v : v); -} - -static float grad4( int hash, float x, float y, float z, float t ) { - int h = hash & 31; /* Convert low 5 bits of hash code into 32 simple */ - float u = h<24 ? x : y; /* gradient directions, and compute dot product. */ - float v = h<16 ? y : z; - float w = h<8 ? z : t; - return ((h&1)? -u : u) + ((h&2)? -v : v) + ((h&4)? -w : w); -} - - /* A lookup table to traverse the simplex around a given point in 4D. */ - /* Details can be found where this table is used, in the 4D noise method. */ - /* TODO: This should not be required, backport it from Bill's GLSL code! */ - static unsigned char simplex[64][4] = { - {0,1,2,3},{0,1,3,2},{0,0,0,0},{0,2,3,1},{0,0,0,0},{0,0,0,0},{0,0,0,0},{1,2,3,0}, - {0,2,1,3},{0,0,0,0},{0,3,1,2},{0,3,2,1},{0,0,0,0},{0,0,0,0},{0,0,0,0},{1,3,2,0}, - {0,0,0,0},{0,0,0,0},{0,0,0,0},{0,0,0,0},{0,0,0,0},{0,0,0,0},{0,0,0,0},{0,0,0,0}, - {1,2,0,3},{0,0,0,0},{1,3,0,2},{0,0,0,0},{0,0,0,0},{0,0,0,0},{2,3,0,1},{2,3,1,0}, - {1,0,2,3},{1,0,3,2},{0,0,0,0},{0,0,0,0},{0,0,0,0},{2,0,3,1},{0,0,0,0},{2,1,3,0}, - {0,0,0,0},{0,0,0,0},{0,0,0,0},{0,0,0,0},{0,0,0,0},{0,0,0,0},{0,0,0,0},{0,0,0,0}, - {2,0,1,3},{0,0,0,0},{0,0,0,0},{0,0,0,0},{3,0,1,2},{3,0,2,1},{0,0,0,0},{3,1,2,0}, - {2,1,0,3},{0,0,0,0},{0,0,0,0},{0,0,0,0},{3,1,0,2},{0,0,0,0},{3,2,0,1},{3,2,1,0}}; - -/* 1D simplex noise */ -GLfloat _slang_library_noise1 (GLfloat x) -{ - int i0 = FASTFLOOR(x); - int i1 = i0 + 1; - float x0 = x - i0; - float x1 = x0 - 1.0f; - float t1 = 1.0f - x1*x1; - float n0, n1; - - float t0 = 1.0f - x0*x0; -/* if(t0 < 0.0f) t0 = 0.0f; // this never happens for the 1D case */ - t0 *= t0; - n0 = t0 * t0 * grad1(perm[i0 & 0xff], x0); - -/* if(t1 < 0.0f) t1 = 0.0f; // this never happens for the 1D case */ - t1 *= t1; - n1 = t1 * t1 * grad1(perm[i1 & 0xff], x1); - /* The maximum value of this noise is 8*(3/4)^4 = 2.53125 */ - /* A factor of 0.395 would scale to fit exactly within [-1,1], but */ - /* we want to match PRMan's 1D noise, so we scale it down some more. */ - return 0.25f * (n0 + n1); -} - -/* 2D simplex noise */ -GLfloat _slang_library_noise2 (GLfloat x, GLfloat y) -{ -#define F2 0.366025403f /* F2 = 0.5*(sqrt(3.0)-1.0) */ -#define G2 0.211324865f /* G2 = (3.0-Math.sqrt(3.0))/6.0 */ - - float n0, n1, n2; /* Noise contributions from the three corners */ - - /* Skew the input space to determine which simplex cell we're in */ - float s = (x+y)*F2; /* Hairy factor for 2D */ - float xs = x + s; - float ys = y + s; - int i = FASTFLOOR(xs); - int j = FASTFLOOR(ys); - - float t = (float)(i+j)*G2; - float X0 = i-t; /* Unskew the cell origin back to (x,y) space */ - float Y0 = j-t; - float x0 = x-X0; /* The x,y distances from the cell origin */ - float y0 = y-Y0; - - float x1, y1, x2, y2; - int ii, jj; - float t0, t1, t2; - - /* For the 2D case, the simplex shape is an equilateral triangle. */ - /* Determine which simplex we are in. */ - int i1, j1; /* Offsets for second (middle) corner of simplex in (i,j) coords */ - if(x0>y0) {i1=1; j1=0;} /* lower triangle, XY order: (0,0)->(1,0)->(1,1) */ - else {i1=0; j1=1;} /* upper triangle, YX order: (0,0)->(0,1)->(1,1) */ - - /* A step of (1,0) in (i,j) means a step of (1-c,-c) in (x,y), and */ - /* a step of (0,1) in (i,j) means a step of (-c,1-c) in (x,y), where */ - /* c = (3-sqrt(3))/6 */ - - x1 = x0 - i1 + G2; /* Offsets for middle corner in (x,y) unskewed coords */ - y1 = y0 - j1 + G2; - x2 = x0 - 1.0f + 2.0f * G2; /* Offsets for last corner in (x,y) unskewed coords */ - y2 = y0 - 1.0f + 2.0f * G2; - - /* Wrap the integer indices at 256, to avoid indexing perm[] out of bounds */ - ii = i % 256; - jj = j % 256; - - /* Calculate the contribution from the three corners */ - t0 = 0.5f - x0*x0-y0*y0; - if(t0 < 0.0f) n0 = 0.0f; - else { - t0 *= t0; - n0 = t0 * t0 * grad2(perm[ii+perm[jj]], x0, y0); - } - - t1 = 0.5f - x1*x1-y1*y1; - if(t1 < 0.0f) n1 = 0.0f; - else { - t1 *= t1; - n1 = t1 * t1 * grad2(perm[ii+i1+perm[jj+j1]], x1, y1); - } - - t2 = 0.5f - x2*x2-y2*y2; - if(t2 < 0.0f) n2 = 0.0f; - else { - t2 *= t2; - n2 = t2 * t2 * grad2(perm[ii+1+perm[jj+1]], x2, y2); - } - - /* Add contributions from each corner to get the final noise value. */ - /* The result is scaled to return values in the interval [-1,1]. */ - return 40.0f * (n0 + n1 + n2); /* TODO: The scale factor is preliminary! */ -} - -/* 3D simplex noise */ -GLfloat _slang_library_noise3 (GLfloat x, GLfloat y, GLfloat z) -{ -/* Simple skewing factors for the 3D case */ -#define F3 0.333333333f -#define G3 0.166666667f - - float n0, n1, n2, n3; /* Noise contributions from the four corners */ - - /* Skew the input space to determine which simplex cell we're in */ - float s = (x+y+z)*F3; /* Very nice and simple skew factor for 3D */ - float xs = x+s; - float ys = y+s; - float zs = z+s; - int i = FASTFLOOR(xs); - int j = FASTFLOOR(ys); - int k = FASTFLOOR(zs); - - float t = (float)(i+j+k)*G3; - float X0 = i-t; /* Unskew the cell origin back to (x,y,z) space */ - float Y0 = j-t; - float Z0 = k-t; - float x0 = x-X0; /* The x,y,z distances from the cell origin */ - float y0 = y-Y0; - float z0 = z-Z0; - - float x1, y1, z1, x2, y2, z2, x3, y3, z3; - int ii, jj, kk; - float t0, t1, t2, t3; - - /* For the 3D case, the simplex shape is a slightly irregular tetrahedron. */ - /* Determine which simplex we are in. */ - int i1, j1, k1; /* Offsets for second corner of simplex in (i,j,k) coords */ - int i2, j2, k2; /* Offsets for third corner of simplex in (i,j,k) coords */ - -/* This code would benefit from a backport from the GLSL version! */ - if(x0>=y0) { - if(y0>=z0) - { i1=1; j1=0; k1=0; i2=1; j2=1; k2=0; } /* X Y Z order */ - else if(x0>=z0) { i1=1; j1=0; k1=0; i2=1; j2=0; k2=1; } /* X Z Y order */ - else { i1=0; j1=0; k1=1; i2=1; j2=0; k2=1; } /* Z X Y order */ - } - else { /* x0<y0 */ - if(y0<z0) { i1=0; j1=0; k1=1; i2=0; j2=1; k2=1; } /* Z Y X order */ - else if(x0<z0) { i1=0; j1=1; k1=0; i2=0; j2=1; k2=1; } /* Y Z X order */ - else { i1=0; j1=1; k1=0; i2=1; j2=1; k2=0; } /* Y X Z order */ - } - - /* A step of (1,0,0) in (i,j,k) means a step of (1-c,-c,-c) in (x,y,z), */ - /* a step of (0,1,0) in (i,j,k) means a step of (-c,1-c,-c) in (x,y,z), and */ - /* a step of (0,0,1) in (i,j,k) means a step of (-c,-c,1-c) in (x,y,z), where */ - /* c = 1/6. */ - - x1 = x0 - i1 + G3; /* Offsets for second corner in (x,y,z) coords */ - y1 = y0 - j1 + G3; - z1 = z0 - k1 + G3; - x2 = x0 - i2 + 2.0f*G3; /* Offsets for third corner in (x,y,z) coords */ - y2 = y0 - j2 + 2.0f*G3; - z2 = z0 - k2 + 2.0f*G3; - x3 = x0 - 1.0f + 3.0f*G3; /* Offsets for last corner in (x,y,z) coords */ - y3 = y0 - 1.0f + 3.0f*G3; - z3 = z0 - 1.0f + 3.0f*G3; - - /* Wrap the integer indices at 256, to avoid indexing perm[] out of bounds */ - ii = i % 256; - jj = j % 256; - kk = k % 256; - - /* Calculate the contribution from the four corners */ - t0 = 0.6f - x0*x0 - y0*y0 - z0*z0; - if(t0 < 0.0f) n0 = 0.0f; - else { - t0 *= t0; - n0 = t0 * t0 * grad3(perm[ii+perm[jj+perm[kk]]], x0, y0, z0); - } - - t1 = 0.6f - x1*x1 - y1*y1 - z1*z1; - if(t1 < 0.0f) n1 = 0.0f; - else { - t1 *= t1; - n1 = t1 * t1 * grad3(perm[ii+i1+perm[jj+j1+perm[kk+k1]]], x1, y1, z1); - } - - t2 = 0.6f - x2*x2 - y2*y2 - z2*z2; - if(t2 < 0.0f) n2 = 0.0f; - else { - t2 *= t2; - n2 = t2 * t2 * grad3(perm[ii+i2+perm[jj+j2+perm[kk+k2]]], x2, y2, z2); - } - - t3 = 0.6f - x3*x3 - y3*y3 - z3*z3; - if(t3<0.0f) n3 = 0.0f; - else { - t3 *= t3; - n3 = t3 * t3 * grad3(perm[ii+1+perm[jj+1+perm[kk+1]]], x3, y3, z3); - } - - /* Add contributions from each corner to get the final noise value. */ - /* The result is scaled to stay just inside [-1,1] */ - return 32.0f * (n0 + n1 + n2 + n3); /* TODO: The scale factor is preliminary! */ -} - -/* 4D simplex noise */ -GLfloat _slang_library_noise4 (GLfloat x, GLfloat y, GLfloat z, GLfloat w) -{ - /* The skewing and unskewing factors are hairy again for the 4D case */ -#define F4 0.309016994f /* F4 = (Math.sqrt(5.0)-1.0)/4.0 */ -#define G4 0.138196601f /* G4 = (5.0-Math.sqrt(5.0))/20.0 */ - - float n0, n1, n2, n3, n4; /* Noise contributions from the five corners */ - - /* Skew the (x,y,z,w) space to determine which cell of 24 simplices we're in */ - float s = (x + y + z + w) * F4; /* Factor for 4D skewing */ - float xs = x + s; - float ys = y + s; - float zs = z + s; - float ws = w + s; - int i = FASTFLOOR(xs); - int j = FASTFLOOR(ys); - int k = FASTFLOOR(zs); - int l = FASTFLOOR(ws); - - float t = (i + j + k + l) * G4; /* Factor for 4D unskewing */ - float X0 = i - t; /* Unskew the cell origin back to (x,y,z,w) space */ - float Y0 = j - t; - float Z0 = k - t; - float W0 = l - t; - - float x0 = x - X0; /* The x,y,z,w distances from the cell origin */ - float y0 = y - Y0; - float z0 = z - Z0; - float w0 = w - W0; - - /* For the 4D case, the simplex is a 4D shape I won't even try to describe. */ - /* To find out which of the 24 possible simplices we're in, we need to */ - /* determine the magnitude ordering of x0, y0, z0 and w0. */ - /* The method below is a good way of finding the ordering of x,y,z,w and */ - /* then find the correct traversal order for the simplex we're in. */ - /* First, six pair-wise comparisons are performed between each possible pair */ - /* of the four coordinates, and the results are used to add up binary bits */ - /* for an integer index. */ - int c1 = (x0 > y0) ? 32 : 0; - int c2 = (x0 > z0) ? 16 : 0; - int c3 = (y0 > z0) ? 8 : 0; - int c4 = (x0 > w0) ? 4 : 0; - int c5 = (y0 > w0) ? 2 : 0; - int c6 = (z0 > w0) ? 1 : 0; - int c = c1 + c2 + c3 + c4 + c5 + c6; - - int i1, j1, k1, l1; /* The integer offsets for the second simplex corner */ - int i2, j2, k2, l2; /* The integer offsets for the third simplex corner */ - int i3, j3, k3, l3; /* The integer offsets for the fourth simplex corner */ - - float x1, y1, z1, w1, x2, y2, z2, w2, x3, y3, z3, w3, x4, y4, z4, w4; - int ii, jj, kk, ll; - float t0, t1, t2, t3, t4; - - /* simplex[c] is a 4-vector with the numbers 0, 1, 2 and 3 in some order. */ - /* Many values of c will never occur, since e.g. x>y>z>w makes x<z, y<w and x<w */ - /* impossible. Only the 24 indices which have non-zero entries make any sense. */ - /* We use a thresholding to set the coordinates in turn from the largest magnitude. */ - /* The number 3 in the "simplex" array is at the position of the largest coordinate. */ - i1 = simplex[c][0]>=3 ? 1 : 0; - j1 = simplex[c][1]>=3 ? 1 : 0; - k1 = simplex[c][2]>=3 ? 1 : 0; - l1 = simplex[c][3]>=3 ? 1 : 0; - /* The number 2 in the "simplex" array is at the second largest coordinate. */ - i2 = simplex[c][0]>=2 ? 1 : 0; - j2 = simplex[c][1]>=2 ? 1 : 0; - k2 = simplex[c][2]>=2 ? 1 : 0; - l2 = simplex[c][3]>=2 ? 1 : 0; - /* The number 1 in the "simplex" array is at the second smallest coordinate. */ - i3 = simplex[c][0]>=1 ? 1 : 0; - j3 = simplex[c][1]>=1 ? 1 : 0; - k3 = simplex[c][2]>=1 ? 1 : 0; - l3 = simplex[c][3]>=1 ? 1 : 0; - /* The fifth corner has all coordinate offsets = 1, so no need to look that up. */ - - x1 = x0 - i1 + G4; /* Offsets for second corner in (x,y,z,w) coords */ - y1 = y0 - j1 + G4; - z1 = z0 - k1 + G4; - w1 = w0 - l1 + G4; - x2 = x0 - i2 + 2.0f*G4; /* Offsets for third corner in (x,y,z,w) coords */ - y2 = y0 - j2 + 2.0f*G4; - z2 = z0 - k2 + 2.0f*G4; - w2 = w0 - l2 + 2.0f*G4; - x3 = x0 - i3 + 3.0f*G4; /* Offsets for fourth corner in (x,y,z,w) coords */ - y3 = y0 - j3 + 3.0f*G4; - z3 = z0 - k3 + 3.0f*G4; - w3 = w0 - l3 + 3.0f*G4; - x4 = x0 - 1.0f + 4.0f*G4; /* Offsets for last corner in (x,y,z,w) coords */ - y4 = y0 - 1.0f + 4.0f*G4; - z4 = z0 - 1.0f + 4.0f*G4; - w4 = w0 - 1.0f + 4.0f*G4; - - /* Wrap the integer indices at 256, to avoid indexing perm[] out of bounds */ - ii = i % 256; - jj = j % 256; - kk = k % 256; - ll = l % 256; - - /* Calculate the contribution from the five corners */ - t0 = 0.6f - x0*x0 - y0*y0 - z0*z0 - w0*w0; - if(t0 < 0.0f) n0 = 0.0f; - else { - t0 *= t0; - n0 = t0 * t0 * grad4(perm[ii+perm[jj+perm[kk+perm[ll]]]], x0, y0, z0, w0); - } - - t1 = 0.6f - x1*x1 - y1*y1 - z1*z1 - w1*w1; - if(t1 < 0.0f) n1 = 0.0f; - else { - t1 *= t1; - n1 = t1 * t1 * grad4(perm[ii+i1+perm[jj+j1+perm[kk+k1+perm[ll+l1]]]], x1, y1, z1, w1); - } - - t2 = 0.6f - x2*x2 - y2*y2 - z2*z2 - w2*w2; - if(t2 < 0.0f) n2 = 0.0f; - else { - t2 *= t2; - n2 = t2 * t2 * grad4(perm[ii+i2+perm[jj+j2+perm[kk+k2+perm[ll+l2]]]], x2, y2, z2, w2); - } - - t3 = 0.6f - x3*x3 - y3*y3 - z3*z3 - w3*w3; - if(t3 < 0.0f) n3 = 0.0f; - else { - t3 *= t3; - n3 = t3 * t3 * grad4(perm[ii+i3+perm[jj+j3+perm[kk+k3+perm[ll+l3]]]], x3, y3, z3, w3); - } - - t4 = 0.6f - x4*x4 - y4*y4 - z4*z4 - w4*w4; - if(t4 < 0.0f) n4 = 0.0f; - else { - t4 *= t4; - n4 = t4 * t4 * grad4(perm[ii+1+perm[jj+1+perm[kk+1+perm[ll+1]]]], x4, y4, z4, w4); - } - - /* Sum up and scale the result to cover the range [-1,1] */ - return 27.0f * (n0 + n1 + n2 + n3 + n4); /* TODO: The scale factor is preliminary! */ -} - diff --git a/src/mesa/shader/slang/slang_library_noise.h b/src/mesa/shader/slang/slang_library_noise.h deleted file mode 100644 index da7367c1ce..0000000000 --- a/src/mesa/shader/slang/slang_library_noise.h +++ /dev/null @@ -1,42 +0,0 @@ -/* - * Mesa 3-D graphics library - * Version: 6.5 - * - * Copyright (C) 2006 Brian Paul All Rights Reserved. - * - * 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 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 - * BRIAN PAUL 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. - */ - -#if !defined SLANG_LIBRARY_NOISE_H -#define SLANG_LIBRARY_NOISE_H - -#if defined __cplusplus -extern "C" { -#endif - -GLfloat _slang_library_noise1 (GLfloat); -GLfloat _slang_library_noise2 (GLfloat, GLfloat); -GLfloat _slang_library_noise3 (GLfloat, GLfloat, GLfloat); -GLfloat _slang_library_noise4 (GLfloat, GLfloat, GLfloat, GLfloat); - -#ifdef __cplusplus -} -#endif - -#endif - diff --git a/src/mesa/shader/slang/slang_link.c b/src/mesa/shader/slang/slang_link.c index 108d11c7df..bcabe71bfa 100644 --- a/src/mesa/shader/slang/slang_link.c +++ b/src/mesa/shader/slang/slang_link.c @@ -260,8 +260,8 @@ link_uniform_vars(GLcontext *ctx, GLuint newSampNum = *numSamplers; if (newSampNum >= ctx->Const.MaxTextureImageUnits) { char s[100]; - sprintf(s, "Too many texture samplers (%u, max is %u)", - newSampNum, ctx->Const.MaxTextureImageUnits); + _mesa_sprintf(s, "Too many texture samplers (%u, max is %u)", + newSampNum, ctx->Const.MaxTextureImageUnits); link_error(shProg, s); return GL_FALSE; } @@ -282,17 +282,22 @@ link_uniform_vars(GLcontext *ctx, for (i = 0; i < prog->NumInstructions; i++) { struct prog_instruction *inst = prog->Instructions + i; if (_mesa_is_tex_instruction(inst->Opcode)) { - /* + const GLint oldSampNum = inst->TexSrcUnit; + +#if 0 printf("====== remap sampler from %d to %d\n", - inst->Sampler, map[ inst->Sampler ]); - */ + inst->TexSrcUnit, samplerMap[ inst->TexSrcUnit ]); +#endif + /* here, texUnit is really samplerUnit */ - const GLint oldSampNum = inst->TexSrcUnit; if (oldSampNum < Elements(samplerMap)) { const GLuint newSampNum = samplerMap[oldSampNum]; inst->TexSrcUnit = newSampNum; prog->SamplerTargets[newSampNum] = inst->TexSrcTarget; prog->SamplersUsed |= (1 << newSampNum); + if (inst->TexShadow) { + prog->ShadowSamplers |= (1 << newSampNum); + } } } } @@ -316,7 +321,7 @@ _slang_resolve_attributes(struct gl_shader_program *shProg, { GLint attribMap[MAX_VERTEX_ATTRIBS]; GLuint i, j; - GLbitfield usedAttributes; + GLbitfield usedAttributes; /* generics only, not legacy attributes */ assert(origProg != linkedProg); assert(origProg->Target == GL_VERTEX_PROGRAM_ARB); @@ -340,6 +345,15 @@ _slang_resolve_attributes(struct gl_shader_program *shProg, usedAttributes |= (1 << attr); } + /* If gl_Vertex is used, that actually counts against the limit + * on generic vertex attributes. This avoids the ambiguity of + * whether glVertexAttrib4fv(0, v) sets legacy attribute 0 (vert pos) + * or generic attribute[0]. If gl_Vertex is used, we want the former. + */ + if (origProg->InputsRead & VERT_BIT_POS) { + usedAttributes |= 0x1; + } + /* initialize the generic attribute map entries to -1 */ for (i = 0; i < MAX_VERTEX_ATTRIBS; i++) { attribMap[i] = -1; @@ -382,7 +396,7 @@ _slang_resolve_attributes(struct gl_shader_program *shProg, * Start at 1 since generic attribute 0 always aliases * glVertex/position. */ - for (attr = 1; attr < MAX_VERTEX_ATTRIBS; attr++) { + for (attr = 0; attr < MAX_VERTEX_ATTRIBS; attr++) { if (((1 << attr) & usedAttributes) == 0) break; } @@ -484,14 +498,38 @@ _slang_update_inputs_outputs(struct gl_program *prog) maxAddrReg = MAX2(maxAddrReg, (GLuint) (inst->SrcReg[j].Index + 1)); } } + if (inst->DstReg.File == PROGRAM_OUTPUT) { prog->OutputsWritten |= 1 << inst->DstReg.Index; + if (inst->DstReg.RelAddr) { + /* If the output attribute is indexed with relative addressing + * we know that it must be a varying or texcoord such as + * gl_TexCoord[i] = v; In this case, mark all the texcoords + * or varying outputs as being written. It's not an error if + * a vertex shader writes varying vars that aren't used by the + * fragment shader. But it is an error for a fragment shader + * to use varyings that are not written by the vertex shader. + */ + if (prog->Target == GL_VERTEX_PROGRAM_ARB) { + if (inst->DstReg.Index == VERT_RESULT_TEX0) { + /* mark all texcoord outputs as written */ + const GLbitfield mask = + ((1 << MAX_TEXTURE_COORD_UNITS) - 1) << VERT_RESULT_TEX0; + prog->OutputsWritten |= mask; + } + else if (inst->DstReg.Index == VERT_RESULT_VAR0) { + /* mark all generic varying outputs as written */ + const GLbitfield mask = + ((1 << MAX_VARYING) - 1) << VERT_RESULT_VAR0; + prog->OutputsWritten |= mask; + } + } + } } else if (inst->DstReg.File == PROGRAM_ADDRESS) { maxAddrReg = MAX2(maxAddrReg, inst->DstReg.Index + 1); } } - prog->NumAddressRegs = maxAddrReg; } @@ -645,6 +683,17 @@ _slang_link(GLcontext *ctx, } } + /* check that gl_FragColor and gl_FragData are not both written to */ + if (shProg->FragmentProgram) { + GLbitfield outputsWritten = shProg->FragmentProgram->Base.OutputsWritten; + if ((outputsWritten & ((1 << FRAG_RESULT_COLR))) && + (outputsWritten >= (1 << FRAG_RESULT_DATA0))) { + link_error(shProg, "Fragment program cannot write both gl_FragColor" + " and gl_FragData[].\n"); + return; + } + } + if (fragProg && shProg->FragmentProgram) { /* Compute initial program's TexturesUsed info */ @@ -653,12 +702,12 @@ _slang_link(GLcontext *ctx, /* notify driver that a new fragment program has been compiled/linked */ ctx->Driver.ProgramStringNotify(ctx, GL_FRAGMENT_PROGRAM_ARB, &shProg->FragmentProgram->Base); - if (MESA_VERBOSE & VERBOSE_GLSL_DUMP) { - printf("Mesa original fragment program:\n"); + if (ctx->Shader.Flags & GLSL_DUMP) { + _mesa_printf("Mesa pre-link fragment program:\n"); _mesa_print_program(&fragProg->Base); _mesa_print_program_parameters(ctx, &fragProg->Base); - printf("Mesa post-link fragment program:\n"); + _mesa_printf("Mesa post-link fragment program:\n"); _mesa_print_program(&shProg->FragmentProgram->Base); _mesa_print_program_parameters(ctx, &shProg->FragmentProgram->Base); } @@ -671,20 +720,23 @@ _slang_link(GLcontext *ctx, /* notify driver that a new vertex program has been compiled/linked */ ctx->Driver.ProgramStringNotify(ctx, GL_VERTEX_PROGRAM_ARB, &shProg->VertexProgram->Base); - if (MESA_VERBOSE & VERBOSE_GLSL_DUMP) { - printf("Mesa original vertex program:\n"); + if (ctx->Shader.Flags & GLSL_DUMP) { + _mesa_printf("Mesa pre-link vertex program:\n"); _mesa_print_program(&vertProg->Base); _mesa_print_program_parameters(ctx, &vertProg->Base); - printf("Mesa post-link vertex program:\n"); + _mesa_printf("Mesa post-link vertex program:\n"); _mesa_print_program(&shProg->VertexProgram->Base); _mesa_print_program_parameters(ctx, &shProg->VertexProgram->Base); } } - if (MESA_VERBOSE & VERBOSE_GLSL_DUMP) { - printf("Varying vars:\n"); + if (ctx->Shader.Flags & GLSL_DUMP) { + _mesa_printf("Varying vars:\n"); _mesa_print_parameter_list(shProg->Varying); + if (shProg->InfoLog) { + _mesa_printf("Info Log: %s\n", shProg->InfoLog); + } } shProg->LinkStatus = (shProg->VertexProgram || shProg->FragmentProgram); diff --git a/src/mesa/shader/slang/slang_log.c b/src/mesa/shader/slang/slang_log.c index 25f696f67e..d7d2b4fbfd 100644 --- a/src/mesa/shader/slang/slang_log.c +++ b/src/mesa/shader/slang/slang_log.c @@ -1,8 +1,9 @@ /* * Mesa 3-D graphics library - * Version: 6.5.3 + * Version: 7.3 * * Copyright (C) 2005-2007 Brian Paul All Rights Reserved. + * Copyright (C) 2009 VMware, Inc. All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -43,11 +44,7 @@ void slang_info_log_destruct(slang_info_log * log) { if (!log->dont_free_text) -#if 0 - slang_alloc_free(log->text); -#else _mesa_free(log->text); -#endif } static int @@ -64,18 +61,10 @@ slang_info_log_message(slang_info_log * log, const char *prefix, if (log->text != NULL) { GLuint old_len = slang_string_length(log->text); log->text = (char *) -#if 0 - slang_alloc_realloc(log->text, old_len + 1, old_len + size); -#else _mesa_realloc(log->text, old_len + 1, old_len + size); -#endif } else { -#if 0 - log->text = (char *) (slang_alloc_malloc(size)); -#else log->text = (char *) (_mesa_malloc(size)); -#endif if (log->text != NULL) log->text[0] = '\0'; } @@ -88,10 +77,6 @@ slang_info_log_message(slang_info_log * log, const char *prefix, slang_string_concat(log->text, msg); slang_string_concat(log->text, "\n"); - if (MESA_VERBOSE & VERBOSE_GLSL) { - _mesa_printf("Mesa: GLSL %s", log->text); - } - return 1; } diff --git a/src/mesa/shader/slang/slang_mem.c b/src/mesa/shader/slang/slang_mem.c index 21d6bfce88..9224578edb 100644 --- a/src/mesa/shader/slang/slang_mem.c +++ b/src/mesa/shader/slang/slang_mem.c @@ -184,6 +184,7 @@ _slang_realloc(void *oldBuffer, GLuint oldSize, GLuint newSize) #else GET_CURRENT_CONTEXT(ctx); slang_mempool *pool = (slang_mempool *) ctx->Shader.MemPool; + (void) pool; if (newSize < oldSize) { return oldBuffer; @@ -235,6 +236,7 @@ _slang_free(void *addr) if (addr) { GET_CURRENT_CONTEXT(ctx); slang_mempool *pool = (slang_mempool *) ctx->Shader.MemPool; + (void) pool; ASSERT(is_valid_address(pool, addr)); } #endif diff --git a/src/mesa/shader/slang/slang_preprocess.c b/src/mesa/shader/slang/slang_preprocess.c index 7d971627f5..89aaa3a621 100644 --- a/src/mesa/shader/slang/slang_preprocess.c +++ b/src/mesa/shader/slang/slang_preprocess.c @@ -1,8 +1,8 @@ /* * Mesa 3-D graphics library - * Version: 6.5.2 * - * Copyright (C) 2005-2006 Brian Paul All Rights Reserved. + * Copyright (C) 2005-2008 Brian Paul All Rights Reserved. + * Copyright (C) 2009 VMware, Inc. All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -51,6 +51,9 @@ grammar_error_to_log (slang_info_log *log) GLint pos; grammar_get_last_error ((byte *) (buf), sizeof (buf), &pos); + if (buf[0] == 0) { + _mesa_snprintf(buf, sizeof(buf), "Preprocessor error"); + } slang_info_log_error (log, buf); } @@ -475,52 +478,112 @@ pp_cond_stack_reevaluate (pp_cond_stack *self) self->top->effective = self->top->current && self->top[1].effective; } -/* + +/** * Extension enables through #extension directive. * NOTE: Currently, only enable/disable state is stored. */ - typedef struct { - GLboolean MESA_shader_debug; /* GL_MESA_shader_debug enable */ - GLboolean ARB_texture_rectangle; /* GL_ARB_texture_rectangle enable */ + GLboolean ARB_draw_buffers; + GLboolean ARB_texture_rectangle; } pp_ext; -/* + +/** * Disable all extensions. Called at startup and on #extension all: disable. */ static GLvoid -pp_ext_disable_all (pp_ext *self) +pp_ext_disable_all(pp_ext *self) { - self->MESA_shader_debug = GL_FALSE; + _mesa_memset(self, 0, sizeof(self)); } + +/** + * Called during preprocessor initialization to set the initial enable/disable + * state of extensions. + */ static GLvoid -pp_ext_init (pp_ext *self) +pp_ext_init(pp_ext *self, const struct gl_extensions *extensions) { pp_ext_disable_all (self); - self->ARB_texture_rectangle = GL_TRUE; - /* Other initialization code goes here. */ + self->ARB_draw_buffers = GL_TRUE; + if (extensions->NV_texture_rectangle) + self->ARB_texture_rectangle = GL_TRUE; } +/** + * Called in response to #extension directives to enable/disable + * the named extension. + */ static GLboolean -pp_ext_set (pp_ext *self, const char *name, GLboolean enable) +pp_ext_set(pp_ext *self, const char *name, GLboolean enable) { - if (_mesa_strcmp (name, "MESA_shader_debug") == 0) - self->MESA_shader_debug = enable; + if (_mesa_strcmp (name, "GL_ARB_draw_buffers") == 0) + self->ARB_draw_buffers = enable; else if (_mesa_strcmp (name, "GL_ARB_texture_rectangle") == 0) self->ARB_texture_rectangle = enable; - /* Next extension name tests go here. */ else return GL_FALSE; return GL_TRUE; } -/* - * The state of preprocessor: current line, file and version number, list of all defined macros - * and the #if/#endif context. + +static void +pp_pragmas_init(struct gl_sl_pragmas *pragmas) +{ + pragmas->Optimize = GL_TRUE; + pragmas->Debug = GL_FALSE; +} + + +/** + * Called in response to #pragma. For example, "#pragma debug(on)" would + * call this function as pp_pragma("debug", "on"). + * \return GL_TRUE if pragma is valid, GL_FALSE if invalid */ +static GLboolean +pp_pragma(struct gl_sl_pragmas *pragmas, const char *pragma, const char *param) +{ +#if 0 + printf("#pragma %s %s\n", pragma, param); +#endif + if (_mesa_strcmp(pragma, "optimize") == 0) { + if (!param) + return GL_FALSE; /* missing required param */ + if (_mesa_strcmp(param, "on") == 0) { + pragmas->Optimize = GL_TRUE; + } + else if (_mesa_strcmp(param, "off") == 0) { + pragmas->Optimize = GL_FALSE; + } + else { + return GL_FALSE; /* invalid param */ + } + } + else if (_mesa_strcmp(pragma, "debug") == 0) { + if (!param) + return GL_FALSE; /* missing required param */ + if (_mesa_strcmp(param, "on") == 0) { + pragmas->Debug = GL_TRUE; + } + else if (_mesa_strcmp(param, "off") == 0) { + pragmas->Debug = GL_FALSE; + } + else { + return GL_FALSE; /* invalid param */ + } + } + /* all other pragmas are silently ignored */ + return GL_TRUE; +} + +/** + * The state of preprocessor: current line, file and version number, list + * of all defined macros and the #if/#endif context. + */ typedef struct { GLint line; @@ -533,7 +596,8 @@ typedef struct } pp_state; static GLvoid -pp_state_init (pp_state *self, slang_info_log *elog) +pp_state_init (pp_state *self, slang_info_log *elog, + const struct gl_extensions *extensions) { self->line = 0; self->file = 1; @@ -543,7 +607,7 @@ pp_state_init (pp_state *self, slang_info_log *elog) self->version = 110; #endif pp_symbols_init (&self->symbols); - pp_ext_init (&self->ext); + pp_ext_init (&self->ext, extensions); self->elog = elog; /* Initialize condition stack and create the global context. */ @@ -850,9 +914,16 @@ parse_if (slang_string *output, const byte *prod, GLuint *pi, GLint *result, pp_ #define BEHAVIOR_WARN 3 #define BEHAVIOR_DISABLE 4 +#define PRAGMA_NO_PARAM 0 +#define PRAGMA_PARAM 1 + + static GLboolean -preprocess_source (slang_string *output, const char *source, grammar pid, grammar eid, - slang_info_log *elog) +preprocess_source (slang_string *output, const char *source, + grammar pid, grammar eid, + slang_info_log *elog, + const struct gl_extensions *extensions, + struct gl_sl_pragmas *pragmas) { static const char *predefined[] = { "__FILE__", @@ -873,7 +944,8 @@ preprocess_source (slang_string *output, const char *source, grammar pid, gramma return GL_FALSE; } - pp_state_init (&state, elog); + pp_state_init (&state, elog, extensions); + pp_pragmas_init (pragmas); /* add the predefined symbols to the symbol table */ for (i = 0; predefined[i]; i++) { @@ -926,9 +998,11 @@ preprocess_source (slang_string *output, const char *source, grammar pid, gramma else { const char *id; GLuint idlen; + GLubyte token; i++; - switch (prod[i++]) { + token = prod[i++]; + switch (token) { case TOKEN_END: /* End of source string. @@ -1145,6 +1219,25 @@ preprocess_source (slang_string *output, const char *source, grammar pid, gramma } break; + case TOKEN_PRAGMA: + { + GLint have_param; + const char *pragma, *param; + + pragma = (const char *) (&prod[i]); + i += _mesa_strlen(pragma) + 1; + have_param = (prod[i++] == PRAGMA_PARAM); + if (have_param) { + param = (const char *) (&prod[i]); + i += _mesa_strlen(param) + 1; + } + else { + param = NULL; + } + pp_pragma(pragmas, pragma, param); + } + break; + case TOKEN_LINE: id = (const char *) (&prod[i]); i += _mesa_strlen (id) + 1; @@ -1196,8 +1289,21 @@ error: return GL_FALSE; } + +/** + * Run preprocessor on source code. + * \param extensions indicates which GL extensions are enabled + * \param output the post-process results + * \param input the input text + * \param elog log to record warnings, errors + * \return GL_TRUE for success, GL_FALSE for error + */ GLboolean -_slang_preprocess_directives (slang_string *output, const char *input, slang_info_log *elog) +_slang_preprocess_directives(slang_string *output, + const char *input, + slang_info_log *elog, + const struct gl_extensions *extensions, + struct gl_sl_pragmas *pragmas) { grammar pid, eid; GLboolean success; @@ -1213,7 +1319,7 @@ _slang_preprocess_directives (slang_string *output, const char *input, slang_inf grammar_destroy (pid); return GL_FALSE; } - success = preprocess_source (output, input, pid, eid, elog); + success = preprocess_source (output, input, pid, eid, elog, extensions, pragmas); grammar_destroy (eid); grammar_destroy (pid); return success; diff --git a/src/mesa/shader/slang/slang_preprocess.h b/src/mesa/shader/slang/slang_preprocess.h index d8eb12e4ff..f344820dae 100644 --- a/src/mesa/shader/slang/slang_preprocess.h +++ b/src/mesa/shader/slang/slang_preprocess.h @@ -1,8 +1,8 @@ /* * Mesa 3-D graphics library - * Version: 6.5.3 * - * Copyright (C) 2005-2007 Brian Paul All Rights Reserved. + * Copyright (C) 2005-2008 Brian Paul All Rights Reserved. + * Copyright (C) 2009 VMware, Inc. All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -33,8 +33,9 @@ extern GLboolean _slang_preprocess_version (const char *, GLuint *, GLuint *, slang_info_log *); extern GLboolean -_slang_preprocess_directives (slang_string *output, const char *input, - slang_info_log *); - +_slang_preprocess_directives(slang_string *output, const char *input, + slang_info_log *, + const struct gl_extensions *extensions, + struct gl_sl_pragmas *pragmas); #endif /* SLANG_PREPROCESS_H */ diff --git a/src/mesa/shader/slang/slang_typeinfo.c b/src/mesa/shader/slang/slang_typeinfo.c index a5bcde404f..1ef43f58c0 100644 --- a/src/mesa/shader/slang/slang_typeinfo.c +++ b/src/mesa/shader/slang/slang_typeinfo.c @@ -23,7 +23,7 @@ */ /** - * \file slang_assemble_typeinfo.c + * \file slang_typeinfo.c * slang type info * \author Michal Krol */ diff --git a/src/mesa/shader/slang/slang_vartable.c b/src/mesa/shader/slang/slang_vartable.c index de0c93957b..a4ebacc093 100644 --- a/src/mesa/shader/slang/slang_vartable.c +++ b/src/mesa/shader/slang/slang_vartable.c @@ -4,6 +4,7 @@ #include "shader/prog_print.h" #include "slang_compile.h" #include "slang_compile_variable.h" +#include "slang_emit.h" #include "slang_mem.h" #include "slang_vartable.h" #include "slang_ir.h" @@ -72,9 +73,8 @@ _slang_delete_var_table(slang_var_table *vt) /** - * Create new table, put at head, return ptr to it. - * XXX we should take a maxTemps parameter to indicate how many temporaries - * are available for the current shader/program target. + * Create new table on top of vartable stack. + * Used when we enter a {} block. */ void _slang_push_var_table(slang_var_table *vt) @@ -95,7 +95,8 @@ _slang_push_var_table(slang_var_table *vt) /** - * Destroy given table, return ptr to Parent + * Pop top entry from variable table. + * Used when we leave a {} block. */ void _slang_pop_var_table(slang_var_table *vt) @@ -125,10 +126,12 @@ _slang_pop_var_table(slang_var_table *vt) else comp = 0; - assert(store->Index >= 0); - for (j = 0; j < store->Size; j++) { - assert(t->Temps[store->Index * 4 + j + comp] == VAR); - t->Temps[store->Index * 4 + j + comp] = FREE; + /* store->Index may be -1 if we run out of registers */ + if (store->Index >= 0) { + for (j = 0; j < store->Size; j++) { + assert(t->Temps[store->Index * 4 + j + comp] == VAR); + t->Temps[store->Index * 4 + j + comp] = FREE; + } } store->Index = -1; } @@ -156,7 +159,7 @@ _slang_pop_var_table(slang_var_table *vt) /** - * Add a new variable to the given symbol table. + * Add a new variable to the given var/symbol table. */ void _slang_add_variable(slang_var_table *vt, slang_variable *v) @@ -214,6 +217,7 @@ alloc_reg(slang_var_table *vt, GLint size, GLboolean isTemp) for (i = 0; i <= vt->MaxRegisters * 4 - size; i += step) { GLuint found = 0; for (j = 0; j < (GLuint) size; j++) { + assert(i + j < 4 * MAX_PROGRAM_TEMPS); if (i + j < vt->MaxRegisters * 4 && t->Temps[i + j] == FREE) { found++; } @@ -225,13 +229,17 @@ alloc_reg(slang_var_table *vt, GLint size, GLboolean isTemp) /* found block of size free regs */ if (size > 1) assert(i % 4 == 0); - for (j = 0; j < (GLuint) size; j++) + for (j = 0; j < (GLuint) size; j++) { + assert(i + j < 4 * MAX_PROGRAM_TEMPS); t->Temps[i + j] = isTemp ? TEMP : VAR; + } assert(i < MAX_PROGRAM_TEMPS * 4); t->ValSize[i] = size; return i; } } + + /* if we get here, we ran out of registers */ return -1; } @@ -259,21 +267,7 @@ _slang_alloc_var(slang_var_table *vt, slang_ir_storage *store) return GL_FALSE; store->Index = i / 4; - if (store->Size == 1) { - const GLuint comp = i % 4; - store->Swizzle = MAKE_SWIZZLE4(comp, comp, comp, comp); - } - else if (store->Size == 2) { - store->Swizzle = MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, - SWIZZLE_NIL, SWIZZLE_NIL); - } - else if (store->Size == 3) { - store->Swizzle = MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, - SWIZZLE_Z, SWIZZLE_NIL); - } - else { - store->Swizzle = SWIZZLE_NOOP; - } + store->Swizzle = _slang_var_swizzle(store->Size, i % 4); if (dbg) printf("Alloc var storage sz %d at %d.%s (level %d) store %p\n", @@ -301,20 +295,7 @@ _slang_alloc_temp(slang_var_table *vt, slang_ir_storage *store) assert(store->Index < 0); store->Index = i / 4; - if (store->Size == 1) { - const GLuint comp = i % 4; - store->Swizzle = MAKE_SWIZZLE4(comp, comp, comp, comp); - } - else { - /* XXX improve swizzled for size=2/3, use for writemask... */ -#if 1 - if (store->Size == 2) { - store->Swizzle = MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, - SWIZZLE_NIL, SWIZZLE_NIL); - } -#endif - store->Swizzle = SWIZZLE_NOOP; - } + store->Swizzle = _slang_var_swizzle(store->Size, i % 4); if (dbg) printf("Alloc temp sz %d at %d.%s (level %d) store %p\n", store->Size, store->Index, diff --git a/src/mesa/shader/slang/sources b/src/mesa/shader/slang/sources deleted file mode 100644 index 00d617fa8a..0000000000 --- a/src/mesa/shader/slang/sources +++ /dev/null @@ -1,44 +0,0 @@ -MESA_SHADER_SLANG_SOURCES = \ -slang_analyse.c \ -slang_assemble_assignment.c \ -slang_assemble.c \ -slang_assemble_conditional.c \ -slang_assemble_constructor.c \ -slang_assemble_typeinfo.c \ -slang_compile.c \ -slang_compile_function.c \ -slang_compile_operation.c \ -slang_compile_struct.c \ -slang_compile_variable.c \ -slang_execute.c \ -slang_execute_x86.c \ -slang_export.c \ -slang_library_texsample.c \ -slang_library_noise.c \ -slang_link.c \ -slang_preprocess.c \ -slang_storage.c \ -slang_utility.c - -MESA_SHADER_SLANG_HEADERS = \ -slang_analyse.h \ -slang_assemble.h \ -slang_assemble_assignment.h \ -slang_assemble_conditional.h \ -slang_assemble_constructor.h \ -slang_assemble_typeinfo.h \ -slang_compile.h \ -slang_compile_function.h \ -slang_compile_operation.h \ -slang_compile_struct.h \ -slang_compile_variable.h \ -slang_execute.h \ -slang_export.h \ -slang_library_noise.h \ -slang_library_texsample.h \ -slang_link.h \ -slang_mesa.h \ -slang_preprocess.h \ -slang_storage.h \ -slang_utility.h \ -traverse_wrap.h |