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freedreno/ir3: Drop handling FRAG_RESULT_DEPTH writing to .z 

Since we consume NIR, we get FRAG_RESULT_DEPTH in .x.  Something must have
been working out for this code to not be trying to get an undefined value,
but go ahead and drop it now.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4668>
This commit is contained in:
Eric Anholt 2020-04-21 16:02:29 -07:00 committed by Marge Bot
parent eab73799d1
commit 2f4a3c1ca0
1 changed files with 1 additions and 3 deletions
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4
src/freedreno/ir3/ir3_compiler_nir.c
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@ -3150,12 +3150,10 @@ setup_output(struct ir3_context *ctx, nir_variable *out)
unsigned n = out->data.driver_location;
unsigned frac = out->data.location_frac;
unsigned slot = out->data.location;
unsigned comp = 0;
if (ctx->so->type == MESA_SHADER_FRAGMENT) {
switch (slot) {
case FRAG_RESULT_DEPTH:
comp = 2; /* tgsi will write to .z component */
so->writes_pos = true;
break;
case FRAG_RESULT_COLOR:
@ -3213,7 +3211,7 @@ setup_output(struct ir3_context *ctx, nir_variable *out)
compile_assert(ctx, n < ARRAY_SIZE(so->outputs));
so->outputs[n].slot = slot;
so->outputs[n].regid = regid(n, comp);
so->outputs[n].regid = regid(n, 0);
so->outputs_count = MAX2(so->outputs_count, n + 1);
for (int i = 0; i < ncomp; i++) {