diff options
Diffstat (limited to 'src/gallium/drivers/vc4')
| -rw-r--r-- | src/gallium/drivers/vc4/vc4_program.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/gallium/drivers/vc4/vc4_program.c b/src/gallium/drivers/vc4/vc4_program.c index 2ca3f907135..a2af55d6421 100644 --- a/src/gallium/drivers/vc4/vc4_program.c +++ b/src/gallium/drivers/vc4/vc4_program.c @@ -1527,6 +1527,10 @@ static void vc4_optimize_nir(struct nir_shader *s) { bool progress; + unsigned lower_flrp = + (s->options->lower_flrp16 ? 16 : 0) | + (s->options->lower_flrp32 ? 32 : 0) | + (s->options->lower_flrp64 ? 64 : 0); do { progress = false; @@ -1542,6 +1546,24 @@ vc4_optimize_nir(struct nir_shader *s) NIR_PASS(progress, s, nir_opt_peephole_select, 8, true, true); NIR_PASS(progress, s, nir_opt_algebraic); NIR_PASS(progress, s, nir_opt_constant_folding); + if (lower_flrp != 0) { + bool lower_flrp_progress; + + NIR_PASS(lower_flrp_progress, s, nir_lower_flrp, + lower_flrp, + false /* always_precise */, + s->options->lower_ffma); + if (lower_flrp_progress) { + NIR_PASS(progress, s, nir_opt_constant_folding); + progress = true; + } + + /* Nothing should rematerialize any flrps, so we only + * need to do this lowering once. + */ + lower_flrp = 0; + } + NIR_PASS(progress, s, nir_opt_undef); NIR_PASS(progress, s, nir_opt_loop_unroll, nir_var_shader_in | |