From 718748fe61a60b6375e57293200c8be434c1cb02 Mon Sep 17 00:00:00 2001
From: Alyssa Rosenzweig <alyssa@collabora.com>
Date: Fri, 19 Aug 2022 11:42:46 -0400
Subject: [PATCH] pan/bi: Test int8/16 -> float32 opts

These are easy, since round modes don't matter.

Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17857>
---
 src/panfrost/bifrost/test/test-optimizer.cpp | 29 ++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/src/panfrost/bifrost/test/test-optimizer.cpp b/src/panfrost/bifrost/test/test-optimizer.cpp
index e4e16a32ea0..b6cdc86929a 100644
--- a/src/panfrost/bifrost/test/test-optimizer.cpp
+++ b/src/panfrost/bifrost/test/test-optimizer.cpp
@@ -438,3 +438,32 @@ TEST_F(Optimizer, VarTexCoord32)
          bi_var_tex_f32_to(b, reg, false, BI_SAMPLE_CENTER, BI_UPDATE_STORE, 0, 0);
    });
 }
+
+TEST_F(Optimizer, Int8ToFloat32)
+{
+   for (unsigned i = 0; i < 4; ++i) {
+      CASE(bi_s32_to_f32_to(b, reg, bi_s8_to_s32(b, bi_byte(x, i))),
+           bi_s8_to_f32_to(b, reg, bi_byte(x, i)));
+
+      CASE(bi_s32_to_f32_to(b, reg, bi_u8_to_u32(b, bi_byte(x, i))),
+           bi_u8_to_f32_to(b, reg, bi_byte(x, i)));
+
+      CASE(bi_u32_to_f32_to(b, reg, bi_u8_to_u32(b, bi_byte(x, i))),
+           bi_u8_to_f32_to(b, reg, bi_byte(x, i)));
+   }
+}
+
+
+TEST_F(Optimizer, Int16ToFloat32)
+{
+   for (unsigned i = 0; i < 2; ++i) {
+      CASE(bi_s32_to_f32_to(b, reg, bi_s16_to_s32(b, bi_half(x, i))),
+           bi_s16_to_f32_to(b, reg, bi_half(x, i)));
+
+      CASE(bi_s32_to_f32_to(b, reg, bi_u16_to_u32(b, bi_half(x, i))),
+           bi_u16_to_f32_to(b, reg, bi_half(x, i)));
+
+      CASE(bi_u32_to_f32_to(b, reg, bi_u16_to_u32(b, bi_half(x, i))),
+           bi_u16_to_f32_to(b, reg, bi_half(x, i)));
+   }
+}