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tgsi/scan: add flag colors_written

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This is a prerequisite for the following r600g fix.

Cc: 11.0 11.1 <mesa-stable@lists.freedesktop.org>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit eb4813a952)
This commit is contained in:
Marek Olšák 2015-12-10 13:15:50 +01:00 • committed by Emil Velikov
parent 4b4ca9ca38
commit d126fffe9d
2 changed files with 4 additions and 0 deletions
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3
src/gallium/auxiliary/tgsi/tgsi_scan.c
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@ -258,6 +258,9 @@ tgsi_scan_shader(const struct tgsi_token *tokens,
info->output_semantic_index[reg] = (ubyte) semIndex;
info->num_outputs++;
if (semName == TGSI_SEMANTIC_COLOR)
info->colors_written |= 1 << semIndex;
if (procType == TGSI_PROCESSOR_VERTEX ||
procType == TGSI_PROCESSOR_GEOMETRY ||
procType == TGSI_PROCESSOR_TESS_CTRL ||

1
src/gallium/auxiliary/tgsi/tgsi_scan.h
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@ -76,6 +76,7 @@ struct tgsi_shader_info
uint opcode_count[TGSI_OPCODE_LAST]; /**< opcode histogram */
ubyte colors_written;
boolean reads_position; /**< does fragment shader read position? */
boolean reads_z; /**< does fragment shader read depth? */
boolean writes_z; /**< does fragment shader write Z value? */