diff options
Diffstat (limited to 'src/gallium/auxiliary/tgsi/tgsi_scan.c')
| -rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_scan.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.c b/src/gallium/auxiliary/tgsi/tgsi_scan.c index 1239f6c076..c535788819 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_scan.c +++ b/src/gallium/auxiliary/tgsi/tgsi_scan.c @@ -43,6 +43,9 @@ /** + * Scan the given TGSI shader to collect information such as number of + * registers used, special instructions used, etc. + * \return info the result of the scan */ void tgsi_scan_shader(const struct tgsi_token *tokens, @@ -115,7 +118,7 @@ tgsi_scan_shader(const struct tgsi_token *tokens, { const struct tgsi_full_declaration *fulldecl = &parse.FullToken.FullDeclaration; - uint file = fulldecl->Declaration.File; + const uint file = fulldecl->Declaration.File; uint reg; for (reg = fulldecl->DeclarationRange.First; reg <= fulldecl->DeclarationRange.Last; @@ -131,8 +134,7 @@ tgsi_scan_shader(const struct tgsi_token *tokens, info->input_semantic_index[reg] = (ubyte)fulldecl->Semantic.SemanticIndex; info->num_inputs++; } - - if (file == TGSI_FILE_OUTPUT) { + else if (file == TGSI_FILE_OUTPUT) { info->output_semantic_name[reg] = (ubyte)fulldecl->Semantic.SemanticName; info->output_semantic_index[reg] = (ubyte)fulldecl->Semantic.SemanticIndex; info->num_outputs++; @@ -149,7 +151,14 @@ tgsi_scan_shader(const struct tgsi_token *tokens, break; case TGSI_TOKEN_TYPE_IMMEDIATE: - info->immediate_count++; + { + uint reg = info->immediate_count++; + uint file = TGSI_FILE_IMMEDIATE; + + info->file_mask[file] |= (1 << reg); + info->file_count[file]++; + info->file_max[file] = MAX2(info->file_max[file], (int)reg); + } break; default: |