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r600/sfn: Handle buffer size query on pre-EG

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Signed-off-by: Gert Wollny <gert.wollny@collabora.com>
Reviewed-by: Filip Gawin <filip@gawin.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17822>
This commit is contained in:
Gert Wollny
2022-07-29 18:59:50 +02:00
committed by Marge Bot
parent 42f2e82fe0
commit 675348e65e
1 changed files with 9 additions and 2 deletions
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11
src/gallium/drivers/r600/sfn/sfn_instr_tex.cpp
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@@ -698,8 +698,15 @@ bool TexInstr::emit_tex_txs(nir_tex_instr *tex, Inputs& src,
auto dest = vf.dest_vec4(tex->dest, pin_group);
if (tex->sampler_dim == GLSL_SAMPLER_DIM_BUF) {
shader.emit_instruction(new QueryBufferSizeInstr(dest, {0,7,7,7},
tex->sampler_index + R600_MAX_CONST_BUFFERS));
if (shader.chip_class() >= ISA_CC_EVERGREEN) {
shader.emit_instruction(new QueryBufferSizeInstr(dest, {0,7,7,7},
tex->sampler_index + R600_MAX_CONST_BUFFERS));
} else {
int id = 2 * tex->sampler_index + (512 + R600_BUFFER_INFO_OFFSET / 16) + 1;
auto src = vf.uniform(id, 1, R600_BUFFER_INFO_CONST_BUFFER);
shader.emit_instruction(new AluInstr(op1_mov, dest[0], src, AluInstr::last_write));
shader.set_flag(Shader::sh_uses_tex_buffer);
}
} else {
auto src_lod = vf.temp_register();