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authormarha <marha@users.sourceforge.net>2011-04-14 08:39:30 +0000
committermarha <marha@users.sourceforge.net>2011-04-14 08:39:30 +0000
commit898081f31f99dc35a1602a607a07d1aaff49ac40 (patch)
treeb2adbc0fd699cc5dc2af141df26130e7874f9369 /mesalib/src/mesa/program/program_parse_extra.c
parentc1e91b66cbcf91645f65b9d63f115dcb5a441406 (diff)
parent019fc27ce6dc2a1809107be10d4deb80e0fa436b (diff)
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svn merge ^/branches/released .
Diffstat (limited to 'mesalib/src/mesa/program/program_parse_extra.c')
-rw-r--r--mesalib/src/mesa/program/program_parse_extra.c520
1 files changed, 265 insertions, 255 deletions
diff --git a/mesalib/src/mesa/program/program_parse_extra.c b/mesalib/src/mesa/program/program_parse_extra.c
index ae98b782b..67ab9b99d 100644
--- a/mesalib/src/mesa/program/program_parse_extra.c
+++ b/mesalib/src/mesa/program/program_parse_extra.c
@@ -1,255 +1,265 @@
-/*
- * Copyright © 2009 Intel Corporation
- *
- * 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 (including the next
- * paragraph) 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
- * THE AUTHORS OR COPYRIGHT HOLDERS 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.
- */
-
-#include <string.h>
-#include "main/mtypes.h"
-#include "prog_instruction.h"
-#include "program_parser.h"
-
-
-/**
- * Extra assembly-level parser routines
- *
- * \author Ian Romanick <ian.d.romanick@intel.com>
- */
-
-int
-_mesa_parse_instruction_suffix(const struct asm_parser_state *state,
- const char *suffix,
- struct prog_instruction *inst)
-{
- inst->CondUpdate = 0;
- inst->CondDst = 0;
- inst->SaturateMode = SATURATE_OFF;
- inst->Precision = FLOAT32;
-
-
- /* The first possible suffix element is the precision specifier from
- * NV_fragment_program_option.
- */
- if (state->option.NV_fragment) {
- switch (suffix[0]) {
- case 'H':
- inst->Precision = FLOAT16;
- suffix++;
- break;
- case 'R':
- inst->Precision = FLOAT32;
- suffix++;
- break;
- case 'X':
- inst->Precision = FIXED12;
- suffix++;
- break;
- default:
- break;
- }
- }
-
- /* The next possible suffix element is the condition code modifier selection
- * from NV_fragment_program_option.
- */
- if (state->option.NV_fragment) {
- if (suffix[0] == 'C') {
- inst->CondUpdate = 1;
- suffix++;
- }
- }
-
-
- /* The final possible suffix element is the saturation selector from
- * ARB_fragment_program.
- */
- if (state->mode == ARB_fragment) {
- if (strcmp(suffix, "_SAT") == 0) {
- inst->SaturateMode = SATURATE_ZERO_ONE;
- suffix += 4;
- }
- }
-
-
- /* It is an error for all of the suffix string not to be consumed.
- */
- return suffix[0] == '\0';
-}
-
-
-int
-_mesa_parse_cc(const char *s)
-{
- int cond = 0;
-
- switch (s[0]) {
- case 'E':
- if (s[1] == 'Q') {
- cond = COND_EQ;
- }
- break;
-
- case 'F':
- if (s[1] == 'L') {
- cond = COND_FL;
- }
- break;
-
- case 'G':
- if (s[1] == 'E') {
- cond = COND_GE;
- } else if (s[1] == 'T') {
- cond = COND_GT;
- }
- break;
-
- case 'L':
- if (s[1] == 'E') {
- cond = COND_LE;
- } else if (s[1] == 'T') {
- cond = COND_LT;
- }
- break;
-
- case 'N':
- if (s[1] == 'E') {
- cond = COND_NE;
- }
- break;
-
- case 'T':
- if (s[1] == 'R') {
- cond = COND_TR;
- }
- break;
-
- default:
- break;
- }
-
- return ((cond == 0) || (s[2] != '\0')) ? 0 : cond;
-}
-
-
-int
-_mesa_ARBvp_parse_option(struct asm_parser_state *state, const char *option)
-{
- if (strcmp(option, "ARB_position_invariant") == 0) {
- state->option.PositionInvariant = 1;
- return 1;
- }
-
- return 0;
-}
-
-
-int
-_mesa_ARBfp_parse_option(struct asm_parser_state *state, const char *option)
-{
- /* All of the options currently supported start with "ARB_". The code is
- * currently structured with nested if-statements because eventually options
- * that start with "NV_" will be supported. This structure will result in
- * less churn when those options are added.
- */
- if (strncmp(option, "ARB_", 4) == 0) {
- /* Advance the pointer past the "ARB_" prefix.
- */
- option += 4;
-
-
- if (strncmp(option, "fog_", 4) == 0) {
- option += 4;
-
- if (state->option.Fog == OPTION_NONE) {
- if (strcmp(option, "exp") == 0) {
- state->option.Fog = OPTION_FOG_EXP;
- return 1;
- } else if (strcmp(option, "exp2") == 0) {
- state->option.Fog = OPTION_FOG_EXP2;
- return 1;
- } else if (strcmp(option, "linear") == 0) {
- state->option.Fog = OPTION_FOG_LINEAR;
- return 1;
- }
- }
-
- return 0;
- } else if (strncmp(option, "precision_hint_", 15) == 0) {
- option += 15;
-
- if (state->option.PrecisionHint == OPTION_NONE) {
- if (strcmp(option, "nicest") == 0) {
- state->option.PrecisionHint = OPTION_NICEST;
- return 1;
- } else if (strcmp(option, "fastest") == 0) {
- state->option.PrecisionHint = OPTION_FASTEST;
- return 1;
- }
- }
-
- return 0;
- } else if (strcmp(option, "draw_buffers") == 0) {
- /* Don't need to check extension availability because all Mesa-based
- * drivers support GL_ARB_draw_buffers.
- */
- state->option.DrawBuffers = 1;
- return 1;
- } else if (strcmp(option, "fragment_program_shadow") == 0) {
- if (state->ctx->Extensions.ARB_fragment_program_shadow) {
- state->option.Shadow = 1;
- return 1;
- }
- } else if (strncmp(option, "fragment_coord_", 15) == 0) {
- option += 15;
- if (state->ctx->Extensions.ARB_fragment_coord_conventions) {
- if (strcmp(option, "origin_upper_left") == 0) {
- state->option.OriginUpperLeft = 1;
- return 1;
- }
- else if (strcmp(option, "pixel_center_integer") == 0) {
- state->option.PixelCenterInteger = 1;
- return 1;
- }
- }
- }
- } else if (strncmp(option, "NV_fragment_program", 19) == 0) {
- option += 19;
-
- /* Other NV_fragment_program strings may be supported later.
- */
- if (option[0] == '\0') {
- if (state->ctx->Extensions.NV_fragment_program_option) {
- state->option.NV_fragment = 1;
- return 1;
- }
- }
- } else if (strncmp(option, "MESA_", 5) == 0) {
- option += 5;
-
- if (strcmp(option, "texture_array") == 0) {
- if (state->ctx->Extensions.MESA_texture_array) {
- state->option.TexArray = 1;
- return 1;
- }
- }
- }
-
- return 0;
-}
+/*
+ * Copyright © 2009 Intel Corporation
+ *
+ * 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 (including the next
+ * paragraph) 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
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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.
+ */
+
+#include <string.h>
+#include "main/mtypes.h"
+#include "prog_instruction.h"
+#include "program_parser.h"
+
+
+/**
+ * Extra assembly-level parser routines
+ *
+ * \author Ian Romanick <ian.d.romanick@intel.com>
+ */
+
+int
+_mesa_parse_instruction_suffix(const struct asm_parser_state *state,
+ const char *suffix,
+ struct prog_instruction *inst)
+{
+ inst->CondUpdate = 0;
+ inst->CondDst = 0;
+ inst->SaturateMode = SATURATE_OFF;
+ inst->Precision = FLOAT32;
+
+
+ /* The first possible suffix element is the precision specifier from
+ * NV_fragment_program_option.
+ */
+ if (state->option.NV_fragment) {
+ switch (suffix[0]) {
+ case 'H':
+ inst->Precision = FLOAT16;
+ suffix++;
+ break;
+ case 'R':
+ inst->Precision = FLOAT32;
+ suffix++;
+ break;
+ case 'X':
+ inst->Precision = FIXED12;
+ suffix++;
+ break;
+ default:
+ break;
+ }
+ }
+
+ /* The next possible suffix element is the condition code modifier selection
+ * from NV_fragment_program_option.
+ */
+ if (state->option.NV_fragment) {
+ if (suffix[0] == 'C') {
+ inst->CondUpdate = 1;
+ suffix++;
+ }
+ }
+
+
+ /* The final possible suffix element is the saturation selector from
+ * ARB_fragment_program.
+ */
+ if (state->mode == ARB_fragment) {
+ if (strcmp(suffix, "_SAT") == 0) {
+ inst->SaturateMode = SATURATE_ZERO_ONE;
+ suffix += 4;
+ }
+ }
+
+
+ /* It is an error for all of the suffix string not to be consumed.
+ */
+ return suffix[0] == '\0';
+}
+
+
+int
+_mesa_parse_cc(const char *s)
+{
+ int cond = 0;
+
+ switch (s[0]) {
+ case 'E':
+ if (s[1] == 'Q') {
+ cond = COND_EQ;
+ }
+ break;
+
+ case 'F':
+ if (s[1] == 'L') {
+ cond = COND_FL;
+ }
+ break;
+
+ case 'G':
+ if (s[1] == 'E') {
+ cond = COND_GE;
+ } else if (s[1] == 'T') {
+ cond = COND_GT;
+ }
+ break;
+
+ case 'L':
+ if (s[1] == 'E') {
+ cond = COND_LE;
+ } else if (s[1] == 'T') {
+ cond = COND_LT;
+ }
+ break;
+
+ case 'N':
+ if (s[1] == 'E') {
+ cond = COND_NE;
+ }
+ break;
+
+ case 'T':
+ if (s[1] == 'R') {
+ cond = COND_TR;
+ }
+ break;
+
+ default:
+ break;
+ }
+
+ return ((cond == 0) || (s[2] != '\0')) ? 0 : cond;
+}
+
+
+int
+_mesa_ARBvp_parse_option(struct asm_parser_state *state, const char *option)
+{
+ if (strcmp(option, "ARB_position_invariant") == 0) {
+ state->option.PositionInvariant = 1;
+ return 1;
+ }
+
+ return 0;
+}
+
+
+int
+_mesa_ARBfp_parse_option(struct asm_parser_state *state, const char *option)
+{
+ /* All of the options currently supported start with "ARB_". The code is
+ * currently structured with nested if-statements because eventually options
+ * that start with "NV_" will be supported. This structure will result in
+ * less churn when those options are added.
+ */
+ if (strncmp(option, "ARB_", 4) == 0) {
+ /* Advance the pointer past the "ARB_" prefix.
+ */
+ option += 4;
+
+
+ if (strncmp(option, "fog_", 4) == 0) {
+ option += 4;
+
+ if (state->option.Fog == OPTION_NONE) {
+ if (strcmp(option, "exp") == 0) {
+ state->option.Fog = OPTION_FOG_EXP;
+ return 1;
+ } else if (strcmp(option, "exp2") == 0) {
+ state->option.Fog = OPTION_FOG_EXP2;
+ return 1;
+ } else if (strcmp(option, "linear") == 0) {
+ state->option.Fog = OPTION_FOG_LINEAR;
+ return 1;
+ }
+ }
+
+ return 0;
+ } else if (strncmp(option, "precision_hint_", 15) == 0) {
+ option += 15;
+
+ if (state->option.PrecisionHint == OPTION_NONE) {
+ if (strcmp(option, "nicest") == 0) {
+ state->option.PrecisionHint = OPTION_NICEST;
+ return 1;
+ } else if (strcmp(option, "fastest") == 0) {
+ state->option.PrecisionHint = OPTION_FASTEST;
+ return 1;
+ }
+ }
+
+ return 0;
+ } else if (strcmp(option, "draw_buffers") == 0) {
+ /* Don't need to check extension availability because all Mesa-based
+ * drivers support GL_ARB_draw_buffers.
+ */
+ state->option.DrawBuffers = 1;
+ return 1;
+ } else if (strcmp(option, "fragment_program_shadow") == 0) {
+ if (state->ctx->Extensions.ARB_fragment_program_shadow) {
+ state->option.Shadow = 1;
+ return 1;
+ }
+ } else if (strncmp(option, "fragment_coord_", 15) == 0) {
+ option += 15;
+ if (state->ctx->Extensions.ARB_fragment_coord_conventions) {
+ if (strcmp(option, "origin_upper_left") == 0) {
+ state->option.OriginUpperLeft = 1;
+ return 1;
+ }
+ else if (strcmp(option, "pixel_center_integer") == 0) {
+ state->option.PixelCenterInteger = 1;
+ return 1;
+ }
+ }
+ }
+ } else if (strncmp(option, "ATI_", 4) == 0) {
+ option += 4;
+
+ if (strcmp(option, "draw_buffers") == 0) {
+ /* Don't need to check extension availability because all Mesa-based
+ * drivers support GL_ATI_draw_buffers.
+ */
+ state->option.DrawBuffers = 1;
+ return 1;
+ }
+ } else if (strncmp(option, "NV_fragment_program", 19) == 0) {
+ option += 19;
+
+ /* Other NV_fragment_program strings may be supported later.
+ */
+ if (option[0] == '\0') {
+ if (state->ctx->Extensions.NV_fragment_program_option) {
+ state->option.NV_fragment = 1;
+ return 1;
+ }
+ }
+ } else if (strncmp(option, "MESA_", 5) == 0) {
+ option += 5;
+
+ if (strcmp(option, "texture_array") == 0) {
+ if (state->ctx->Extensions.MESA_texture_array) {
+ state->option.TexArray = 1;
+ return 1;
+ }
+ }
+ }
+
+ return 0;
+}