From ecd9a3fed5dff3997cc279468b816dfac281fc76 Mon Sep 17 00:00:00 2001
From: Alyssa Rosenzweig <alyssa@collabora.com>
Date: Thu, 10 Jun 2021 20:37:12 -0400
Subject: [PATCH] pan/bi: Handle fsat_signed and fclamp_pos

Translates to Mali-specific clamps.

Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/11327>
---
 src/panfrost/bifrost/bifrost_compile.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/panfrost/bifrost/bifrost_compile.c b/src/panfrost/bifrost/bifrost_compile.c
index 90d396add99..907bf13f3ac 100644
--- a/src/panfrost/bifrost/bifrost_compile.c
+++ b/src/panfrost/bifrost/bifrost_compile.c
@@ -1784,6 +1784,18 @@ bi_emit_alu(bi_builder *b, nir_alu_instr *instr)
                 break;
         }
 
+        case nir_op_fsat_signed: {
+                bi_instr *I = bi_fadd_to(b, sz, dst, s0, bi_negzero(), BI_ROUND_NONE);
+                I->clamp = BI_CLAMP_CLAMP_M1_1;
+                break;
+        }
+
+        case nir_op_fclamp_pos: {
+                bi_instr *I = bi_fadd_to(b, sz, dst, s0, bi_negzero(), BI_ROUND_NONE);
+                I->clamp = BI_CLAMP_CLAMP_0_INF;
+                break;
+        }
+
         case nir_op_fneg:
                 bi_fadd_to(b, sz, dst, bi_neg(s0), bi_negzero(), BI_ROUND_NONE);
                 break;