From 6fcc7e9c3612cca64b3e6878046fc08b7b327292 Mon Sep 17 00:00:00 2001
From: bunnei <bunneidev@gmail.com>
Date: Tue, 29 May 2018 23:52:54 -0400
Subject: gl_shader_decompiler: F2F_R instruction: Implement abs.

---
 src/video_core/renderer_opengl/gl_shader_decompiler.cpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'src/video_core')

diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
index c17bd7d2c..70ddea643 100644
--- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
@@ -853,7 +853,13 @@ private:
                 break;
             }
             case OpCode::Id::F2F_R: {
-                regs.SetRegisterToFloat(instr.gpr0, 0, regs.GetRegisterAsFloat(instr.gpr20), 1, 1);
+                std::string op_a = regs.GetRegisterAsFloat(instr.gpr20);
+
+                if (instr.conversion.abs_a) {
+                    op_a = "abs(" + op_a + ')';
+                }
+
+                regs.SetRegisterToFloat(instr.gpr0, 0, op_a, 1, 1);
                 break;
             }
             default: {
-- 
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