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pan/bi: Handle 3D/array coordinates

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Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7408>
This commit is contained in:
Alyssa Rosenzweig
2020-11-03 08:23:22 -05:00
committed by Marge Bot
parent 56bda0fb49
commit 3a86e1e92d
1 changed files with 18 additions and 1 deletions
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src/panfrost/bifrost/bifrost_compile.c
+18 -1
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@@ -1679,7 +1679,7 @@ emit_texc(bi_context *ctx, nir_tex_instr *instr)
.op = bi_tex_op(instr->op),
.offset_or_bias_disable = false, /* TODO */
.shadow_or_clamp_disable = instr->is_shadow,
.array = false, /* TODO */
.array = instr->is_array,
.dimension = bifrost_tex_format(instr->sampler_dim),
.format = bi_texture_format(instr->dest_type, BIFROST_NONE), /* TODO */
.mask = (1 << tex.vector_channels) - 1
@@ -1705,6 +1705,7 @@ emit_texc(bi_context *ctx, nir_tex_instr *instr)
unsigned index = pan_src_index(&instr->src[i].src);
unsigned sz = nir_src_bit_size(instr->src[i].src);
ASSERTED nir_alu_type base = nir_tex_instr_src_type(instr, i);
nir_alu_type T = base | sz;
switch (instr->src[i].src_type) {
case nir_tex_src_coord:
@@ -1716,6 +1717,22 @@ emit_texc(bi_context *ctx, nir_tex_instr *instr)
tex.src[2] = index;
tex.swizzle[1][0] = 0;
tex.swizzle[2][0] = 1;
unsigned components = nir_src_num_components(instr->src[i].src);
assert(components == 2 || components == 3);
if (components == 2) {
/* nothing to do */
} else if (desc.array) {
/* 2D array */
dregs[BIFROST_TEX_DREG_ARRAY] =
bi_emit_array_index(ctx, index, T,
&dregs_swiz[BIFROST_TEX_DREG_ARRAY]);
} else {
/* 3D */
dregs[BIFROST_TEX_DREG_Z_COORD] = index;
dregs_swiz[BIFROST_TEX_DREG_Z_COORD] = 2;
}
}
break;