From: Hyunjun Ko <zzoon@igalia.com>
Date: Thu, 24 Oct 2019 05:30:58 +0000 (+0000)
Subject: freedreno/ir3: enable half precision for pre-fs texture fetch
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=02f4c39b8d292431b5ecf09214672217c6ed9eaf;p=mesa.git

freedreno/ir3: enable half precision for pre-fs texture fetch

Reviewed-by: Rob Clark <robdclark@gmail.com>
---

diff --git a/src/freedreno/ir3/ir3_compiler_nir.c b/src/freedreno/ir3/ir3_compiler_nir.c
index fd490a8dead..271e86522f5 100644
--- a/src/freedreno/ir3/ir3_compiler_nir.c
+++ b/src/freedreno/ir3/ir3_compiler_nir.c
@@ -3203,7 +3203,7 @@ collect_tex_prefetches(struct ir3_context *ctx, struct ir3 *ir)
 					MAX2(ctx->so->total_in, instr->prefetch.input_offset + 2);
 
 				/* Disable half precision until supported. */
-				fetch->half_precision = 0x0;
+				fetch->half_precision = !!(instr->regs[0]->flags & IR3_REG_HALF);
 
 				/* Remove the prefetch placeholder instruction: */
 				list_delinit(&instr->node);