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lima: run opt_algebraic between int_to_float and boot_to_float for vs

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int_to_float emits ftrunc and ftrunc lowering generates bool ops.

Reviewed-by: Connor Abbott <cwabbott0@gmail.com>
Reviewed-by: Erico Nunes <nunes.erico@gmail.com>
Reviewed-by: Andreas Baierl <ichgeh@imkreisrum.de>
Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com>
This commit is contained in:
Vasily Khoruzhick
2019-09-03 22:55:48 -07:00
parent 996f1b6174
commit 576341324d
1 changed files with 5 additions and 4 deletions
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9
src/gallium/drivers/lima/lima_program.c
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@@ -129,15 +129,16 @@ lima_program_optimize_vs_nir(struct nir_shader *s)
} while (progress);
NIR_PASS_V(s, nir_lower_int_to_float);
NIR_PASS_V(s, nir_lower_bool_to_float);
/* Some ops must be lowered after being converted from int ops,
* so re-run nir_opt_algebraic after int lowering. */
/* Run opt_algebraic between int_to_float and bool_to_float because
* int_to_float emits ftrunc, and ftrunc lowering generates bool ops
*/
do {
progress = false;
NIR_PASS(progress, s, nir_opt_algebraic);
} while (progress);
NIR_PASS_V(s, nir_lower_bool_to_float);
NIR_PASS_V(s, nir_copy_prop);
NIR_PASS_V(s, nir_opt_dce);
NIR_PASS_V(s, nir_lower_locals_to_regs);