video_core: Fix SNORM texture buffer emulating error (#9001)

1 files changed, 12 insertions, 0 deletions

diff --git a/src/shader_recompiler/frontend/ir/value.h b/src/shader_recompiler/frontend/ir/value.h
index 6a673ca05..e8bbb93a5 100644
--- a/src/shader_recompiler/frontend/ir/value.h
+++ b/src/shader_recompiler/frontend/ir/value.h
@@ -44,6 +44,7 @@ public:
     explicit Value(u8 value) noexcept;
     explicit Value(u16 value) noexcept;
     explicit Value(u32 value) noexcept;
+    explicit Value(s32 value) noexcept;
     explicit Value(f32 value) noexcept;
     explicit Value(u64 value) noexcept;
     explicit Value(f64 value) noexcept;
@@ -66,6 +67,7 @@ public:
     [[nodiscard]] u8 U8() const;
     [[nodiscard]] u16 U16() const;
     [[nodiscard]] u32 U32() const;
+    [[nodiscard]] s32 S32() const;
     [[nodiscard]] f32 F32() const;
     [[nodiscard]] u64 U64() const;
     [[nodiscard]] f64 F64() const;
@@ -85,6 +87,7 @@ private:
         u8 imm_u8;
         u16 imm_u16;
         u32 imm_u32;
+        s32 imm_s32;
         f32 imm_f32;
         u64 imm_u64;
         f64 imm_f64;
@@ -266,6 +269,7 @@ using U8 = TypedValue<Type::U8>;
 using U16 = TypedValue<Type::U16>;
 using U32 = TypedValue<Type::U32>;
 using U64 = TypedValue<Type::U64>;
+using S32 = TypedValue<Type::S32>;
 using F16 = TypedValue<Type::F16>;
 using F32 = TypedValue<Type::F32>;
 using F64 = TypedValue<Type::F64>;
@@ -377,6 +381,14 @@ inline u32 Value::U32() const {
     return imm_u32;
 }
 
+inline s32 Value::S32() const {
+    if (IsIdentity()) {
+        return inst->Arg(0).S32();
+    }
+    DEBUG_ASSERT(type == Type::S32);
+    return imm_s32;
+}
+
 inline f32 Value::F32() const {
     if (IsIdentity()) {
         return inst->Arg(0).F32();