From 017474c3f89e5afcb3ffdb9fac3e412c40986092 Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Sat, 1 Feb 2020 02:57:01 -0300
Subject: shader/shift: Implement SHF_LEFT_{IMM,R}

Shifts a pair of registers to the left and returns the high register.
---
 src/video_core/engines/shader_bytecode.h | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'src/video_core/engines/shader_bytecode.h')

diff --git a/src/video_core/engines/shader_bytecode.h b/src/video_core/engines/shader_bytecode.h
index f443ec0fe..901adb97b 100644
--- a/src/video_core/engines/shader_bytecode.h
+++ b/src/video_core/engines/shader_bytecode.h
@@ -624,6 +624,19 @@ enum class ShuffleOperation : u64 {
     Bfly = 3, // shuffleXorNV
 };
 
+enum class ShfType : u64 {
+    Bits32 = 0,
+    U64 = 2,
+    S64 = 3,
+};
+
+enum class ShfXmode : u64 {
+    None = 0,
+    HI = 1,
+    X = 2,
+    XHI = 3,
+};
+
 union Instruction {
     constexpr Instruction& operator=(const Instruction& instr) {
         value = instr.value;
@@ -775,6 +788,13 @@ union Instruction {
         BitField<39, 1, u64> wrap;
     } shr;
 
+    union {
+        BitField<37, 2, ShfType> type;
+        BitField<48, 2, ShfXmode> xmode;
+        BitField<50, 1, u64> wrap;
+        BitField<20, 6, u64> immediate;
+    } shf;
+
     union {
         BitField<39, 5, u64> shift_amount;
         BitField<48, 1, u64> negate_b;
-- 
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