From 24753747a10de1a76d515057572da7c148511866 Mon Sep 17 00:00:00 2001
From: Feifan He <feifan@codeweavers.com>
Date: Mon, 2 Dec 2024 23:53:45 +0800
Subject: [PATCH] vkd3d-shader/msl: Implement VKD3DSIH_EXP.

---
 libs/vkd3d-shader/msl.c             |  3 +++
 tests/hlsl/exp.shader_test          |  4 ++--
 tests/hlsl/ldexp.shader_test        |  4 ++--
 tests/hlsl/trigonometry.shader_test | 12 ++++++------
 4 files changed, 13 insertions(+), 10 deletions(-)

diff --git a/libs/vkd3d-shader/msl.c b/libs/vkd3d-shader/msl.c
index 58402aac..1f59c167 100644
--- a/libs/vkd3d-shader/msl.c
+++ b/libs/vkd3d-shader/msl.c
@@ -552,6 +552,9 @@ static void msl_handle_instruction(struct msl_generator *gen, const struct vkd3d
         case VKD3DSIH_IEQ:
             msl_relop(gen, ins, "==");
             break;
+        case VKD3DSIH_EXP:
+            msl_intrinsic(gen, ins, "exp2");
+            break;
         case VKD3DSIH_FRC:
             msl_intrinsic(gen, ins, "fract");
             break;
diff --git a/tests/hlsl/exp.shader_test b/tests/hlsl/exp.shader_test
index 208d24b5..8ace7418 100644
--- a/tests/hlsl/exp.shader_test
+++ b/tests/hlsl/exp.shader_test
@@ -8,7 +8,7 @@ float4 main() : sv_target
 
 [test]
 uniform 0 float4 -1.0 0.0 1.0 2.0
-todo(msl) draw quad
+draw quad
 probe (0, 0) rgba (0.5, 1.0, 2.0, 4.0) 2
 
 [pixel shader]
@@ -21,5 +21,5 @@ float4 main() : sv_target
 
 [test]
 uniform 0 float4 -1.0 0.0 1.0 2.0
-todo(msl) draw quad
+draw quad
 probe (0, 0) rgba (0.36787948, 1.0, 2.7182815, 7.38905573) 2
diff --git a/tests/hlsl/ldexp.shader_test b/tests/hlsl/ldexp.shader_test
index 7d95134f..5a26ffb9 100644
--- a/tests/hlsl/ldexp.shader_test
+++ b/tests/hlsl/ldexp.shader_test
@@ -10,7 +10,7 @@ float4 main() : SV_TARGET
 [test]
 uniform 0 float4 2.0 3.0 4.0 5.0
 uniform 4 float4 0.0 -10.0 10.0 100.0
-todo(msl) draw quad
+draw quad
 probe (0, 0) rgba (2.0, 0.00292968750, 4096.0, 6.33825300e+030) 2
 
 
@@ -28,7 +28,7 @@ if(sm<4) uniform 0 float4 2 3 4 5
 if(sm<4) uniform 4 float4 0 -10 10 100
 if(sm>=4) uniform 0 int4 2 3 4 5
 if(sm>=4) uniform 4 int4 0 -10 10 100
-todo(msl) draw quad
+draw quad
 probe (0, 0) rgba (2.0, 0.00292968750, 4096.0, 6.33825300e+030) 2
 
 
diff --git a/tests/hlsl/trigonometry.shader_test b/tests/hlsl/trigonometry.shader_test
index abcdbc37..af21722d 100644
--- a/tests/hlsl/trigonometry.shader_test
+++ b/tests/hlsl/trigonometry.shader_test
@@ -86,10 +86,10 @@ float4 main() : sv_target
 
 [test]
 uniform 0 float4 -6.28318531 -0.88137359 0.88137359 6.28318531
-todo(msl) draw quad
+draw quad
 probe (0, 0) rgba (-267.744894, -1.0, 1.0, 267.744894) 2
 uniform 0 float4 -0.0 0.0 -90.0 90.0
-todo(msl) draw quad
+draw quad
 % mingw does not support "inf" for scanf(), but numbers beyond FLOAT_MAX consistently result in inf.
 probe (0, 0) rgba (0.0, 0.0, -1.0e39, 1.0e39) 1
 
@@ -104,10 +104,10 @@ float4 main() : sv_target
 
 [test]
 uniform 0 float4 -1.76274717 -1.3169579 1.3169579 1.76274717
-todo(msl) draw quad
+draw quad
 probe (0, 0) rgba (3.0, 2.0, 2.0, 3.0) 2
 uniform 0 float4 -0.0 0.0 -90.0 90.0
-todo(msl) draw quad
+draw quad
 probe (0, 0) rgba (1.0, 1.0, 1.0e39, 1.0e39) 1
 
 
@@ -121,10 +121,10 @@ float4 main() : sv_target
 
 [test]
 uniform 0 float4 -1.57079633 -0.54930614 0.54930614 1.57079633
-todo(msl) draw quad
+draw quad
 probe (0, 0) rgba (-0.91715234, -0.5, 0.5, 0.91715234) 2
 uniform 0 float4 -10.0 -0.0 0.0 10.0
-todo(msl) draw quad
+draw quad
 probe (0, 0) rgba (-1.0, 0.0, 0.0, 1.0) 1