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tgsi/scan: handle indirect image indexing correctly

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Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
This commit is contained in:
Marek Olšák 2016-10-09 19:21:33 +02:00
parent ac37720f51
commit d89890d000
2 changed files with 17 additions and 8 deletions
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23
src/gallium/auxiliary/tgsi/tgsi_scan.c
View file

@ -334,9 +334,12 @@ scan_instruction(struct tgsi_shader_info *info,
if (tgsi_get_opcode_info(fullinst->Instruction.Opcode)->is_store) {
info->writes_memory = TRUE;
if (src->Register.File == TGSI_FILE_IMAGE &&
!src->Register.Indirect)
info->images_writemask |= 1 << src->Register.Index;
if (src->Register.File == TGSI_FILE_IMAGE) {
if (src->Register.Indirect)
info->images_writemask = info->images_declared;
else
info->images_writemask |= 1 << src->Register.Index;
}
}
}
}
@ -358,9 +361,12 @@ scan_instruction(struct tgsi_shader_info *info,
is_mem_inst = true;
info->writes_memory = TRUE;
if (dst->Register.File == TGSI_FILE_IMAGE &&
!dst->Register.Indirect)
info->images_writemask |= 1 << dst->Register.Index;
if (dst->Register.File == TGSI_FILE_IMAGE) {
if (dst->Register.Indirect)
info->images_writemask = info->images_declared;
else
info->images_writemask |= 1 << dst->Register.Index;
}
}
}
@ -419,8 +425,9 @@ scan_declaration(struct tgsi_shader_info *info,
info->const_file_max[buffer] =
MAX2(info->const_file_max[buffer], (int)reg);
info->const_buffers_declared |= 1u << buffer;
}
else if (file == TGSI_FILE_INPUT) {
} else if (file == TGSI_FILE_IMAGE) {
info->images_declared |= 1u << reg;
} else if (file == TGSI_FILE_INPUT) {
info->input_semantic_name[reg] = (ubyte) semName;
info->input_semantic_index[reg] = (ubyte) semIndex;
info->input_interpolate[reg] = (ubyte)fulldecl->Interp.Interpolate;

2
src/gallium/auxiliary/tgsi/tgsi_scan.h
View file

@ -122,6 +122,8 @@ struct tgsi_shader_info
unsigned culldist_writemask;
unsigned num_written_culldistance;
unsigned num_written_clipdistance;
unsigned images_declared; /**< bitmask of declared images */
/**
* Bitmask indicating which images are written to (STORE / ATOM*).
* Indirect image accesses are not reflected in this mask.