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freedreno/ir3: Start GS with (ss) and (sy)

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We don't know what kind of loads we might have to wait on when coming
in from chsh in the VS so set both sync flags.

Signed-off-by: Kristian H. Kristensen <hoegsberg@google.com>
This commit is contained in:
Kristian H. Kristensen 2019-10-11 12:36:49 -07:00
parent c347708bea
commit 4b7312b763
1 changed files with 13 additions and 0 deletions
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13
src/freedreno/ir3/ir3_compiler_nir.c
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@ -3255,6 +3255,19 @@ ir3_compile_shader_nir(struct ir3_compiler *compiler,
ir3_print(ir);
}
/* Set (ss)(sy) on first TCS and GEOMETRY instructions, since we don't
* know what we might have to wait on when coming in from VS chsh.
*/
if (so->type == MESA_SHADER_TESS_CTRL ||
so->type == MESA_SHADER_GEOMETRY ) {
list_for_each_entry (struct ir3_block, block, &ir->block_list, node) {
list_for_each_entry (struct ir3_instruction, instr, &block->instr_list, node) {
instr->flags |= IR3_INSTR_SS | IR3_INSTR_SY;
break;
}
}
}
so->branchstack = ctx->max_stack;
/* Note that actual_in counts inputs that are not bary.f'd for FS: */