fdo-mirrors/mesa
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/mesa/mesa.git synced 2026-05-05 22:38:05 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

ac: fix texture query LOD for 1D textures on GFX9

Browse source 
1D textures are allocated as 2D which means we only need
one coordinate for texture query LOD.

Fixes: 625dcbbc45 ("amd/common: pass address components individually to
ac_build_image_intrinsic")
Cc: 18.1 <mesa-stable@lists.freedesktop.org>
Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
This commit is contained in:
Samuel Pitoiset 2018-04-25 18:15:52 +02:00
parent 3e69127939
commit d38425ce87
1 changed files with 8 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
src/amd/common/ac_nir_to_llvm.c
View file

@ -1309,6 +1309,14 @@ static LLVMValueRef build_tex_intrinsic(struct ac_nir_context *ctx,
}
}
/* Fixup for GFX9 which allocates 1D textures as 2D. */
if (instr->op == nir_texop_lod && ctx->ac.chip_class >= GFX9) {
if ((args->dim == ac_image_2darray ||
args->dim == ac_image_2d) && !args->coords[1]) {
args->coords[1] = ctx->ac.i32_0;
}
}
args->attributes = AC_FUNC_ATTR_READNONE;
return ac_build_image_opcode(&ctx->ac, args);
}