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authorBrian Paul <brianp@vmware.com>2010-12-08 18:19:47 -0700
committerBrian Paul <brianp@vmware.com>2010-12-08 18:19:47 -0700
commitb550d8d76b42ef5ba5e8293dcc24220d5b683369 (patch)
treea72c122dca85ec80fb5acb4f4796b0b404f9d101
parent859f45a92197f310186924c47ef7b7d1c2bd7ec8 (diff)
tgsi: new tgsi_shader_info fields for system values
-rw-r--r--src/gallium/auxiliary/tgsi/tgsi_scan.c19
-rw-r--r--src/gallium/auxiliary/tgsi/tgsi_scan.h4
2 files changed, 22 insertions, 1 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.c b/src/gallium/auxiliary/tgsi/tgsi_scan.c
index 6585da3e83..83c6ac75e5 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_scan.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_scan.c
@@ -143,7 +143,7 @@ tgsi_scan_shader(const struct tgsi_token *tokens,
info->file_count[file]++;
info->file_max[file] = MAX2(info->file_max[file], (int)reg);
- if (file == TGSI_FILE_INPUT || file == TGSI_FILE_SYSTEM_VALUE) {
+ if (file == TGSI_FILE_INPUT) {
info->input_semantic_name[reg] = (ubyte)fulldecl->Semantic.Name;
info->input_semantic_index[reg] = (ubyte)fulldecl->Semantic.Index;
info->input_interpolate[reg] = (ubyte)fulldecl->Declaration.Interpolate;
@@ -151,6 +151,23 @@ tgsi_scan_shader(const struct tgsi_token *tokens,
info->input_cylindrical_wrap[reg] = (ubyte)fulldecl->Declaration.CylindricalWrap;
info->num_inputs++;
}
+ else if (file == TGSI_FILE_SYSTEM_VALUE) {
+ unsigned index = fulldecl->Range.First;
+ unsigned semName = fulldecl->Semantic.Name;
+
+ info->system_value_semantic_name[index] = semName;
+ info->num_system_values = MAX2(info->num_system_values,
+ index + 1);
+
+ /*
+ info->system_value_semantic_name[info->num_system_values++] =
+ fulldecl->Semantic.Name;
+ */
+
+ if (fulldecl->Semantic.Name == TGSI_SEMANTIC_INSTANCEID) {
+ info->uses_instanceid = TRUE;
+ }
+ }
else if (file == TGSI_FILE_OUTPUT) {
info->output_semantic_name[reg] = (ubyte)fulldecl->Semantic.Name;
info->output_semantic_index[reg] = (ubyte)fulldecl->Semantic.Index;
diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.h b/src/gallium/auxiliary/tgsi/tgsi_scan.h
index 104097fbc0..53ab3d509d 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_scan.h
+++ b/src/gallium/auxiliary/tgsi/tgsi_scan.h
@@ -51,6 +51,9 @@ struct tgsi_shader_info
ubyte output_semantic_name[PIPE_MAX_SHADER_OUTPUTS]; /**< TGSI_SEMANTIC_x */
ubyte output_semantic_index[PIPE_MAX_SHADER_OUTPUTS];
+ ubyte num_system_values;
+ ubyte system_value_semantic_name[PIPE_MAX_SHADER_INPUTS];
+
uint file_mask[TGSI_FILE_COUNT]; /**< bitmask of declared registers */
uint file_count[TGSI_FILE_COUNT]; /**< number of declared registers */
int file_max[TGSI_FILE_COUNT]; /**< highest index of declared registers */
@@ -64,6 +67,7 @@ struct tgsi_shader_info
boolean writes_stencil; /**< does fragment shader write stencil value? */
boolean writes_edgeflag; /**< vertex shader outputs edgeflag */
boolean uses_kill; /**< KIL or KILP instruction used? */
+ boolean uses_instanceid;
/**
* Bitmask indicating which register files are accessed with