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freedreno/ir3: add stream-output support to cmdline compiler 

A bit hard-coded configuration at the moment, but sufficient for now.

Signed-off-by: Rob Clark <robclark@freedesktop.org>
This commit is contained in:
Rob Clark 2015-07-24 17:06:01 -04:00
parent 810763deb5
commit 1b1ef6b457
1 changed files with 22 additions and 4 deletions
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26
src/gallium/drivers/freedreno/ir3/ir3_cmdline.c
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@ -93,8 +93,7 @@ static void print_usage(void)
printf(" --saturate-s MASK - bitmask of samplers to saturate S coord\n");
printf(" --saturate-t MASK - bitmask of samplers to saturate T coord\n");
printf(" --saturate-r MASK - bitmask of samplers to saturate R coord\n");
printf(" --nocp - disable copy propagation\n");
printf(" --nir - use NIR compiler\n");
printf(" --stream-out - enable stream-out (aka transform feedback)\n");
printf(" --help - show this message\n");
}
@ -114,6 +113,9 @@ int main(int argc, char **argv)
fd_mesa_debug |= FD_DBG_DISASM;
memset(&s, 0, sizeof(s));
memset(&v, 0, sizeof(v));
/* cmdline args which impact shader variant get spit out in a
* comment on the first line.. a quick/dirty way to preserve
* that info so when ir3test recompiles the shader with a new
@ -170,6 +172,24 @@ int main(int argc, char **argv)
continue;
}
if (!strcmp(argv[n], "--stream-out")) {
struct pipe_stream_output_info *so = &s.stream_output;
debug_printf(" %s", argv[n]);
/* TODO more dynamic config based on number of outputs, etc
* rather than just hard-code for first output:
*/
so->num_outputs = 1;
so->stride[0] = 4;
so->output[0].register_index = 0;
so->output[0].start_component = 0;
so->output[0].num_components = 4;
so->output[0].output_buffer = 0;
so->output[0].dst_offset = 2;
so->output[0].stream = 0;
n++;
continue;
}
if (!strcmp(argv[n], "--help")) {
print_usage();
return 0;
@ -193,10 +213,8 @@ int main(int argc, char **argv)
if (!tgsi_text_translate(ptr, toks, Elements(toks)))
errx(1, "could not parse `%s'", filename);
memset(&s, 0, sizeof(s));
s.tokens = toks;
memset(&v, 0, sizeof(v));
v.key = key;
v.shader = &s;