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pan/bi: Call Valhall backend passes on v9

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These are required to lower the IR into something suitable for Valhall
packing.

Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15586>
This commit is contained in:
Alyssa Rosenzweig 2021-07-27 14:18:53 -04:00 • committed by Marge Bot
parent ac5eb4934b
commit fc81415f47
1 changed files with 21 additions and 1 deletions
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22
src/panfrost/bifrost/bifrost_compile.c
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@ -34,6 +34,7 @@
#include "valhall/disassemble.h"
#include "bifrost_compile.h"
#include "compiler.h"
#include "valhall/va_compiler.h"
#include "bi_quirks.h"
#include "bi_builder.h"
#include "bifrost_nir.h"
@ -4176,6 +4177,22 @@ bi_compile_variant_nir(nir_shader *nir,
if (ctx->arch >= 9) {
va_optimize(ctx);
bi_foreach_instr_global_safe(ctx, I) {
va_lower_isel(I);
va_lower_constants(ctx, I);
bi_builder b = bi_init_builder(ctx, bi_before_instr(I));
va_repair_fau(&b, I);
}
/* We need to clean up after constant lowering */
if (likely(optimize)) {
bi_opt_cse(ctx);
bi_opt_dead_code_eliminate(ctx);
}
bi_validate(ctx, "Valhall passes");
}
bi_foreach_block(ctx, block) {
@ -4184,7 +4201,10 @@ bi_compile_variant_nir(nir_shader *nir,
if (bifrost_debug & BIFROST_DBG_SHADERS && !skip_internal)
bi_print_shader(ctx, stdout);
bi_lower_fau(ctx);
if (ctx->arch <= 8) {
bi_lower_fau(ctx);
}
/* Lowering FAU can create redundant moves. Run CSE+DCE to clean up. */
if (likely(optimize)) {