34 files changed, 141 insertions, 82 deletions

diff --git a/src/shader_recompiler/backend/glasm/emit_glasm_convert.cpp b/src/shader_recompiler/backend/glasm/emit_glasm_convert.cpp
index 4cff70fe4..8603c6be2 100644
--- a/src/shader_recompiler/backend/glasm/emit_glasm_convert.cpp
+++ b/src/shader_recompiler/backend/glasm/emit_glasm_convert.cpp
@@ -2,8 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <string_view>
-
 #include "shader_recompiler/backend/glasm/emit_glasm_instructions.h"
 #include "shader_recompiler/backend/glasm/glasm_emit_context.h"
 #include "shader_recompiler/frontend/ir/modifiers.h"
diff --git a/src/shader_recompiler/backend/glasm/emit_glasm_floating_point.cpp b/src/shader_recompiler/backend/glasm/emit_glasm_floating_point.cpp
index 356640471..e4b6b6f31 100644
--- a/src/shader_recompiler/backend/glasm/emit_glasm_floating_point.cpp
+++ b/src/shader_recompiler/backend/glasm/emit_glasm_floating_point.cpp
@@ -2,8 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <string_view>
-
 #include "shader_recompiler/backend/glasm/emit_glasm_instructions.h"
 #include "shader_recompiler/backend/glasm/glasm_emit_context.h"
 #include "shader_recompiler/frontend/ir/modifiers.h"
diff --git a/src/shader_recompiler/backend/glasm/emit_glasm_memory.cpp b/src/shader_recompiler/backend/glasm/emit_glasm_memory.cpp
index f0fd94a28..44b363b50 100644
--- a/src/shader_recompiler/backend/glasm/emit_glasm_memory.cpp
+++ b/src/shader_recompiler/backend/glasm/emit_glasm_memory.cpp
@@ -2,8 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <string_view>
-
 #include "shader_recompiler/backend/glasm/emit_glasm_instructions.h"
 #include "shader_recompiler/backend/glasm/glasm_emit_context.h"
 #include "shader_recompiler/frontend/ir/program.h"
diff --git a/src/shader_recompiler/backend/glasm/emit_glasm_not_implemented.cpp b/src/shader_recompiler/backend/glasm/emit_glasm_not_implemented.cpp
index 86287ee3f..affe35be7 100644
--- a/src/shader_recompiler/backend/glasm/emit_glasm_not_implemented.cpp
+++ b/src/shader_recompiler/backend/glasm/emit_glasm_not_implemented.cpp
@@ -2,11 +2,8 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <string_view>
-
 #include "shader_recompiler/backend/glasm/emit_glasm_instructions.h"
 #include "shader_recompiler/backend/glasm/glasm_emit_context.h"
-#include "shader_recompiler/frontend/ir/program.h"
 #include "shader_recompiler/frontend/ir/value.h"
 
 #ifdef _MSC_VER
diff --git a/src/shader_recompiler/backend/glasm/glasm_emit_context.cpp b/src/shader_recompiler/backend/glasm/glasm_emit_context.cpp
index 0401953f7..af88b7dfa 100644
--- a/src/shader_recompiler/backend/glasm/glasm_emit_context.cpp
+++ b/src/shader_recompiler/backend/glasm/glasm_emit_context.cpp
@@ -2,8 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <string_view>
-
 #include "shader_recompiler/backend/bindings.h"
 #include "shader_recompiler/backend/glasm/emit_glasm.h"
 #include "shader_recompiler/backend/glasm/glasm_emit_context.h"
diff --git a/src/shader_recompiler/backend/glasm/reg_alloc.cpp b/src/shader_recompiler/backend/glasm/reg_alloc.cpp
index 201e428c1..4e98d3ea0 100644
--- a/src/shader_recompiler/backend/glasm/reg_alloc.cpp
+++ b/src/shader_recompiler/backend/glasm/reg_alloc.cpp
@@ -2,11 +2,8 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <string>
-
 #include <fmt/format.h>
 
-#include "shader_recompiler/backend/glasm/glasm_emit_context.h"
 #include "shader_recompiler/backend/glasm/reg_alloc.h"
 #include "shader_recompiler/exception.h"
 #include "shader_recompiler/frontend/ir/value.h"
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_barriers.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_barriers.cpp
index 8a9faa394..0f204495c 100644
--- a/src/shader_recompiler/backend/glsl/emit_glsl_barriers.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_glsl_barriers.cpp
@@ -4,7 +4,6 @@
 
 #include "shader_recompiler/backend/glsl/emit_glsl_instructions.h"
 #include "shader_recompiler/backend/glsl/glsl_emit_context.h"
-#include "shader_recompiler/frontend/ir/value.h"
 
 namespace Shader::Backend::GLSL {
 void EmitBarrier(EmitContext& ctx) {
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp
index 0c1fbc7b1..282668b36 100644
--- a/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp
@@ -35,6 +35,15 @@ std::string_view OutputVertexIndex(EmitContext& ctx) {
     return ctx.stage == Stage::TessellationControl ? "[gl_InvocationID]" : "";
 }
 
+std::string ChooseCbuf(EmitContext& ctx, const IR::Value& binding, std::string_view index) {
+    if (binding.IsImmediate()) {
+        return fmt::format("{}_cbuf{}[{}]", ctx.stage_name, binding.U32(), index);
+    } else {
+        const auto binding_var{ctx.var_alloc.Consume(binding)};
+        return fmt::format("GetCbufIndirect({},{})", binding_var, index);
+    }
+}
+
 void GetCbuf(EmitContext& ctx, std::string_view ret, const IR::Value& binding,
              const IR::Value& offset, u32 num_bits, std::string_view cast = {},
              std::string_view bit_offset = {}) {
@@ -55,8 +64,8 @@ void GetCbuf(EmitContext& ctx, std::string_view ret, const IR::Value& binding,
     const auto swizzle{is_immediate ? fmt::format(".{}", OffsetSwizzle(offset.U32()))
                                     : fmt::format("[({}>>2)%4]", offset_var)};
 
-    const auto cbuf{fmt::format("{}_cbuf{}", ctx.stage_name, binding.U32())};
-    const auto cbuf_cast{fmt::format("{}({}[{}]{{}})", cast, cbuf, index)};
+    const auto cbuf{ChooseCbuf(ctx, binding, index)};
+    const auto cbuf_cast{fmt::format("{}({}{{}})", cast, cbuf)};
     const auto extraction{num_bits == 32 ? cbuf_cast
                                          : fmt::format("bitfieldExtract({},int({}),{})", cbuf_cast,
                                                        bit_offset, num_bits)};
@@ -140,9 +149,9 @@ void EmitGetCbufF32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
 
 void EmitGetCbufU32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
                       const IR::Value& offset) {
-    const auto cbuf{fmt::format("{}_cbuf{}", ctx.stage_name, binding.U32())};
     const auto cast{ctx.profile.has_gl_cbuf_ftou_bug ? "" : "ftou"};
     if (offset.IsImmediate()) {
+        const auto cbuf{fmt::format("{}_cbuf{}", ctx.stage_name, binding.U32())};
         static constexpr u32 cbuf_size{0x10000};
         const u32 u32_offset{offset.U32()};
         const s32 signed_offset{static_cast<s32>(offset.U32())};
@@ -162,17 +171,17 @@ void EmitGetCbufU32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding
         return;
     }
     const auto offset_var{ctx.var_alloc.Consume(offset)};
+    const auto cbuf{ChooseCbuf(ctx, binding, fmt::format("{}>>4", offset_var))};
     if (!ctx.profile.has_gl_component_indexing_bug) {
-        ctx.AddU32x2("{}=uvec2({}({}[{}>>4][({}>>2)%4]),{}({}[({}+4)>>4][(({}+4)>>2)%4]));", inst,
-                     cast, cbuf, offset_var, offset_var, cast, cbuf, offset_var, offset_var);
+        ctx.AddU32x2("{}=uvec2({}({}[({}>>2)%4]),{}({}[(({}+4)>>2)%4]));", inst, cast, cbuf,
+                     offset_var, cast, cbuf, offset_var);
         return;
     }
     const auto ret{ctx.var_alloc.Define(inst, GlslVarType::U32x2)};
     const auto cbuf_offset{fmt::format("{}>>2", offset_var)};
     for (u32 swizzle = 0; swizzle < 4; ++swizzle) {
-        ctx.Add("if(({}&3)=={}){}=uvec2({}({}[{}>>4].{}),{}({}[({}+4)>>4].{}));", cbuf_offset,
-                swizzle, ret, cast, cbuf, offset_var, "xyzw"[swizzle], cast, cbuf, offset_var,
-                "xyzw"[(swizzle + 1) % 4]);
+        ctx.Add("if(({}&3)=={}){}=uvec2({}({}.{}),{}({}.{}));", cbuf_offset, swizzle, ret, cast,
+                cbuf, "xyzw"[swizzle], cast, cbuf, "xyzw"[(swizzle + 1) % 4]);
     }
 }
 
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_control_flow.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_control_flow.cpp
index c86465e8b..6f61560f1 100644
--- a/src/shader_recompiler/backend/glsl/emit_glsl_control_flow.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_glsl_control_flow.cpp
@@ -2,8 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <string_view>
-
 #include "shader_recompiler/backend/glsl/emit_glsl_instructions.h"
 #include "shader_recompiler/backend/glsl/glsl_emit_context.h"
 #include "shader_recompiler/exception.h"
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_integer.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_integer.cpp
index b0d85be99..64322cdbf 100644
--- a/src/shader_recompiler/backend/glsl/emit_glsl_integer.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_glsl_integer.cpp
@@ -2,8 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <string_view>
-
 #include "shader_recompiler/backend/glsl/emit_glsl_instructions.h"
 #include "shader_recompiler/backend/glsl/glsl_emit_context.h"
 #include "shader_recompiler/frontend/ir/value.h"
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_logical.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_logical.cpp
index 742fec9cf..162a8c461 100644
--- a/src/shader_recompiler/backend/glsl/emit_glsl_logical.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_glsl_logical.cpp
@@ -2,8 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <string_view>
-
 #include "shader_recompiler/backend/glsl/emit_glsl_instructions.h"
 #include "shader_recompiler/backend/glsl/glsl_emit_context.h"
 #include "shader_recompiler/frontend/ir/value.h"
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_shared_memory.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_shared_memory.cpp
index 74ae345e5..f8aa4ecd6 100644
--- a/src/shader_recompiler/backend/glsl/emit_glsl_shared_memory.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_glsl_shared_memory.cpp
@@ -2,8 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <string_view>
-
 #include "shader_recompiler/backend/glsl/emit_glsl_instructions.h"
 #include "shader_recompiler/backend/glsl/glsl_emit_context.h"
 #include "shader_recompiler/frontend/ir/value.h"
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_special.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_special.cpp
index fcf620b79..8b94ea90a 100644
--- a/src/shader_recompiler/backend/glsl/emit_glsl_special.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_glsl_special.cpp
@@ -2,8 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <string_view>
-
 #include "shader_recompiler/backend/glsl/emit_glsl_instructions.h"
 #include "shader_recompiler/backend/glsl/glsl_emit_context.h"
 #include "shader_recompiler/frontend/ir/program.h"
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_undefined.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_undefined.cpp
index cace1db85..9367524e8 100644
--- a/src/shader_recompiler/backend/glsl/emit_glsl_undefined.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_glsl_undefined.cpp
@@ -2,8 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <string_view>
-
 #include "shader_recompiler/backend/glsl/emit_glsl_instructions.h"
 #include "shader_recompiler/backend/glsl/glsl_emit_context.h"
 
diff --git a/src/shader_recompiler/backend/glsl/glsl_emit_context.cpp b/src/shader_recompiler/backend/glsl/glsl_emit_context.cpp
index e816a93ec..17266f40d 100644
--- a/src/shader_recompiler/backend/glsl/glsl_emit_context.cpp
+++ b/src/shader_recompiler/backend/glsl/glsl_emit_context.cpp
@@ -359,6 +359,7 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
         header += "layout(location=0) uniform vec4 scaling;";
     }
     DefineConstantBuffers(bindings);
+    DefineConstantBufferIndirect();
     DefineStorageBuffers(bindings);
     SetupImages(bindings);
     SetupTextures(bindings);
@@ -436,6 +437,24 @@ void EmitContext::DefineConstantBuffers(Bindings& bindings) {
     }
 }
 
+void EmitContext::DefineConstantBufferIndirect() {
+    if (!info.uses_cbuf_indirect) {
+        return;
+    }
+
+    header += profile.has_gl_cbuf_ftou_bug ? "uvec4 " : "vec4 ";
+    header += "GetCbufIndirect(uint binding, uint offset){"
+              "switch(binding){"
+              "default:";
+
+    for (const auto& desc : info.constant_buffer_descriptors) {
+        header +=
+            fmt::format("case {}:return {}_cbuf{}[offset];", desc.index, stage_name, desc.index);
+    }
+
+    header += "}}";
+}
+
 void EmitContext::DefineStorageBuffers(Bindings& bindings) {
     if (info.storage_buffers_descriptors.empty()) {
         return;
diff --git a/src/shader_recompiler/backend/glsl/glsl_emit_context.h b/src/shader_recompiler/backend/glsl/glsl_emit_context.h
index d9b639d29..2b13db6e6 100644
--- a/src/shader_recompiler/backend/glsl/glsl_emit_context.h
+++ b/src/shader_recompiler/backend/glsl/glsl_emit_context.h
@@ -162,6 +162,7 @@ public:
 private:
     void SetupExtensions();
     void DefineConstantBuffers(Bindings& bindings);
+    void DefineConstantBufferIndirect();
     void DefineStorageBuffers(Bindings& bindings);
     void DefineGenericOutput(size_t index, u32 invocations);
     void DefineHelperFunctions();
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv.h b/src/shader_recompiler/backend/spirv/emit_spirv.h
index b412957c7..2b360e073 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv.h
+++ b/src/shader_recompiler/backend/spirv/emit_spirv.h
@@ -22,7 +22,7 @@ constexpr u32 NUM_TEXTURE_AND_IMAGE_SCALING_WORDS =
 struct RescalingLayout {
     alignas(16) std::array<u32, NUM_TEXTURE_SCALING_WORDS> rescaling_textures;
     alignas(16) std::array<u32, NUM_IMAGE_SCALING_WORDS> rescaling_images;
-    alignas(16) u32 down_factor;
+    u32 down_factor;
 };
 constexpr u32 RESCALING_LAYOUT_WORDS_OFFSET = offsetof(RescalingLayout, rescaling_textures);
 constexpr u32 RESCALING_LAYOUT_DOWN_FACTOR_OFFSET = offsetof(RescalingLayout, down_factor);
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_atomic.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_atomic.cpp
index d3cbb14a9..cb47d253c 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_atomic.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_atomic.cpp
@@ -2,6 +2,8 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
+#include <bit>
+
 #include "shader_recompiler/backend/spirv/emit_spirv.h"
 #include "shader_recompiler/backend/spirv/emit_spirv_instructions.h"
 #include "shader_recompiler/backend/spirv/spirv_emit_context.h"
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_barriers.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_barriers.cpp
index 9ce95a41b..6ecaa3937 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_barriers.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_barriers.cpp
@@ -2,10 +2,8 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "shader_recompiler/backend/spirv/emit_spirv.h"
 #include "shader_recompiler/backend/spirv/emit_spirv_instructions.h"
 #include "shader_recompiler/backend/spirv/spirv_emit_context.h"
-#include "shader_recompiler/frontend/ir/modifiers.h"
 
 namespace Shader::Backend::SPIRV {
 namespace {
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_bitwise_conversion.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_bitwise_conversion.cpp
index 02d1e63f7..831c6f158 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_bitwise_conversion.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_bitwise_conversion.cpp
@@ -2,7 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "shader_recompiler/backend/spirv/emit_spirv.h"
 #include "shader_recompiler/backend/spirv/emit_spirv_instructions.h"
 #include "shader_recompiler/backend/spirv/spirv_emit_context.h"
 
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_composite.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_composite.cpp
index 5c3e1ee2b..812c3668d 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_composite.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_composite.cpp
@@ -2,10 +2,8 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "shader_recompiler/backend/spirv/emit_spirv.h"
 #include "shader_recompiler/backend/spirv/emit_spirv_instructions.h"
 #include "shader_recompiler/backend/spirv/spirv_emit_context.h"
-#include "shader_recompiler/frontend/ir/modifiers.h"
 
 namespace Shader::Backend::SPIRV {
 
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
index 8ea730c80..aa7082978 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
@@ -2,10 +2,10 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
+#include <bit>
 #include <tuple>
 #include <utility>
 
-#include "shader_recompiler/backend/spirv/emit_spirv.h"
 #include "shader_recompiler/backend/spirv/emit_spirv_instructions.h"
 #include "shader_recompiler/backend/spirv/spirv_emit_context.h"
 
@@ -123,34 +123,36 @@ std::optional<OutAttr> OutputAttrPointer(EmitContext& ctx, IR::Attribute attr) {
 }
 
 Id GetCbuf(EmitContext& ctx, Id result_type, Id UniformDefinitions::*member_ptr, u32 element_size,
-           const IR::Value& binding, const IR::Value& offset) {
+           const IR::Value& binding, const IR::Value& offset, const Id indirect_func) {
+    Id buffer_offset;
+    const Id uniform_type{ctx.uniform_types.*member_ptr};
+    if (offset.IsImmediate()) {
+        // Hardware been proved to read the aligned offset (e.g. LDC.U32 at 6 will read offset 4)
+        const Id imm_offset{ctx.Const(offset.U32() / element_size)};
+        buffer_offset = imm_offset;
+    } else if (element_size > 1) {
+        const u32 log2_element_size{static_cast<u32>(std::countr_zero(element_size))};
+        const Id shift{ctx.Const(log2_element_size)};
+        buffer_offset = ctx.OpShiftRightArithmetic(ctx.U32[1], ctx.Def(offset), shift);
+    } else {
+        buffer_offset = ctx.Def(offset);
+    }
     if (!binding.IsImmediate()) {
-        throw NotImplementedException("Constant buffer indexing");
+        return ctx.OpFunctionCall(result_type, indirect_func, ctx.Def(binding), buffer_offset);
     }
     const Id cbuf{ctx.cbufs[binding.U32()].*member_ptr};
-    const Id uniform_type{ctx.uniform_types.*member_ptr};
-    if (!offset.IsImmediate()) {
-        Id index{ctx.Def(offset)};
-        if (element_size > 1) {
-            const u32 log2_element_size{static_cast<u32>(std::countr_zero(element_size))};
-            const Id shift{ctx.Const(log2_element_size)};
-            index = ctx.OpShiftRightArithmetic(ctx.U32[1], ctx.Def(offset), shift);
-        }
-        const Id access_chain{ctx.OpAccessChain(uniform_type, cbuf, ctx.u32_zero_value, index)};
-        return ctx.OpLoad(result_type, access_chain);
-    }
-    // Hardware been proved to read the aligned offset (e.g. LDC.U32 at 6 will read offset 4)
-    const Id imm_offset{ctx.Const(offset.U32() / element_size)};
-    const Id access_chain{ctx.OpAccessChain(uniform_type, cbuf, ctx.u32_zero_value, imm_offset)};
+    const Id access_chain{ctx.OpAccessChain(uniform_type, cbuf, ctx.u32_zero_value, buffer_offset)};
     return ctx.OpLoad(result_type, access_chain);
 }
 
 Id GetCbufU32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset) {
-    return GetCbuf(ctx, ctx.U32[1], &UniformDefinitions::U32, sizeof(u32), binding, offset);
+    return GetCbuf(ctx, ctx.U32[1], &UniformDefinitions::U32, sizeof(u32), binding, offset,
+                   ctx.load_const_func_u32);
 }
 
 Id GetCbufU32x4(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset) {
-    return GetCbuf(ctx, ctx.U32[4], &UniformDefinitions::U32x4, sizeof(u32[4]), binding, offset);
+    return GetCbuf(ctx, ctx.U32[4], &UniformDefinitions::U32x4, sizeof(u32[4]), binding, offset,
+                   ctx.load_const_func_u32x4);
 }
 
 Id GetCbufElement(EmitContext& ctx, Id vector, const IR::Value& offset, u32 index_offset) {
@@ -201,7 +203,8 @@ void EmitGetIndirectBranchVariable(EmitContext&) {
 
 Id EmitGetCbufU8(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset) {
     if (ctx.profile.support_descriptor_aliasing && ctx.profile.support_int8) {
-        const Id load{GetCbuf(ctx, ctx.U8, &UniformDefinitions::U8, sizeof(u8), binding, offset)};
+        const Id load{GetCbuf(ctx, ctx.U8, &UniformDefinitions::U8, sizeof(u8), binding, offset,
+                              ctx.load_const_func_u8)};
         return ctx.OpUConvert(ctx.U32[1], load);
     }
     Id element{};
@@ -217,7 +220,8 @@ Id EmitGetCbufU8(EmitContext& ctx, const IR::Value& binding, const IR::Value& of
 
 Id EmitGetCbufS8(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset) {
     if (ctx.profile.support_descriptor_aliasing && ctx.profile.support_int8) {
-        const Id load{GetCbuf(ctx, ctx.S8, &UniformDefinitions::S8, sizeof(s8), binding, offset)};
+        const Id load{GetCbuf(ctx, ctx.S8, &UniformDefinitions::S8, sizeof(s8), binding, offset,
+                              ctx.load_const_func_u8)};
         return ctx.OpSConvert(ctx.U32[1], load);
     }
     Id element{};
@@ -233,8 +237,8 @@ Id EmitGetCbufS8(EmitContext& ctx, const IR::Value& binding, const IR::Value& of
 
 Id EmitGetCbufU16(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset) {
     if (ctx.profile.support_descriptor_aliasing && ctx.profile.support_int16) {
-        const Id load{
-            GetCbuf(ctx, ctx.U16, &UniformDefinitions::U16, sizeof(u16), binding, offset)};
+        const Id load{GetCbuf(ctx, ctx.U16, &UniformDefinitions::U16, sizeof(u16), binding, offset,
+                              ctx.load_const_func_u16)};
         return ctx.OpUConvert(ctx.U32[1], load);
     }
     Id element{};
@@ -250,8 +254,8 @@ Id EmitGetCbufU16(EmitContext& ctx, const IR::Value& binding, const IR::Value& o
 
 Id EmitGetCbufS16(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset) {
     if (ctx.profile.support_descriptor_aliasing && ctx.profile.support_int16) {
-        const Id load{
-            GetCbuf(ctx, ctx.S16, &UniformDefinitions::S16, sizeof(s16), binding, offset)};
+        const Id load{GetCbuf(ctx, ctx.S16, &UniformDefinitions::S16, sizeof(s16), binding, offset,
+                              ctx.load_const_func_u16)};
         return ctx.OpSConvert(ctx.U32[1], load);
     }
     Id element{};
@@ -276,7 +280,8 @@ Id EmitGetCbufU32(EmitContext& ctx, const IR::Value& binding, const IR::Value& o
 
 Id EmitGetCbufF32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset) {
     if (ctx.profile.support_descriptor_aliasing) {
-        return GetCbuf(ctx, ctx.F32[1], &UniformDefinitions::F32, sizeof(f32), binding, offset);
+        return GetCbuf(ctx, ctx.F32[1], &UniformDefinitions::F32, sizeof(f32), binding, offset,
+                       ctx.load_const_func_f32);
     } else {
         const Id vector{GetCbufU32x4(ctx, binding, offset)};
         return ctx.OpBitcast(ctx.F32[1], GetCbufElement(ctx, vector, offset, 0u));
@@ -285,8 +290,8 @@ Id EmitGetCbufF32(EmitContext& ctx, const IR::Value& binding, const IR::Value& o
 
 Id EmitGetCbufU32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset) {
     if (ctx.profile.support_descriptor_aliasing) {
-        return GetCbuf(ctx, ctx.U32[2], &UniformDefinitions::U32x2, sizeof(u32[2]), binding,
-                       offset);
+        return GetCbuf(ctx, ctx.U32[2], &UniformDefinitions::U32x2, sizeof(u32[2]), binding, offset,
+                       ctx.load_const_func_u32x2);
     } else {
         const Id vector{GetCbufU32x4(ctx, binding, offset)};
         return ctx.OpCompositeConstruct(ctx.U32[2], GetCbufElement(ctx, vector, offset, 0u),
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_control_flow.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_control_flow.cpp
index 1eca3aa85..d1afd47b8 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_control_flow.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_control_flow.cpp
@@ -2,7 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "shader_recompiler/backend/spirv/emit_spirv.h"
 #include "shader_recompiler/backend/spirv/emit_spirv_instructions.h"
 #include "shader_recompiler/backend/spirv/spirv_emit_context.h"
 
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_convert.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_convert.cpp
index 832de2452..137a0e257 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_convert.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_convert.cpp
@@ -2,7 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "shader_recompiler/backend/spirv/emit_spirv.h"
 #include "shader_recompiler/backend/spirv/emit_spirv_instructions.h"
 #include "shader_recompiler/backend/spirv/spirv_emit_context.h"
 
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_floating_point.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_floating_point.cpp
index 0cdc46495..9f65fa269 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_floating_point.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_floating_point.cpp
@@ -2,7 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "shader_recompiler/backend/spirv/emit_spirv.h"
 #include "shader_recompiler/backend/spirv/emit_spirv_instructions.h"
 #include "shader_recompiler/backend/spirv/spirv_emit_context.h"
 #include "shader_recompiler/frontend/ir/modifiers.h"
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_image_atomic.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_image_atomic.cpp
index a96190bc6..727ac2027 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_image_atomic.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_image_atomic.cpp
@@ -2,7 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "shader_recompiler/backend/spirv/emit_spirv.h"
 #include "shader_recompiler/backend/spirv/emit_spirv_instructions.h"
 #include "shader_recompiler/backend/spirv/spirv_emit_context.h"
 #include "shader_recompiler/frontend/ir/modifiers.h"
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_integer.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_integer.cpp
index 44521f539..45a384e46 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_integer.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_integer.cpp
@@ -2,7 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "shader_recompiler/backend/spirv/emit_spirv.h"
 #include "shader_recompiler/backend/spirv/emit_spirv_instructions.h"
 #include "shader_recompiler/backend/spirv/spirv_emit_context.h"
 
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_logical.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_logical.cpp
index 47745f7ee..74b6efe01 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_logical.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_logical.cpp
@@ -2,7 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "shader_recompiler/backend/spirv/emit_spirv.h"
 #include "shader_recompiler/backend/spirv/emit_spirv_instructions.h"
 #include "shader_recompiler/backend/spirv/spirv_emit_context.h"
 
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_select.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_select.cpp
index 48caf1ffc..ce55cd31c 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_select.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_select.cpp
@@ -2,7 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "shader_recompiler/backend/spirv/emit_spirv.h"
 #include "shader_recompiler/backend/spirv/emit_spirv_instructions.h"
 #include "shader_recompiler/backend/spirv/spirv_emit_context.h"
 
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_shared_memory.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_shared_memory.cpp
index 330c9052c..b57c66828 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_shared_memory.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_shared_memory.cpp
@@ -2,7 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "shader_recompiler/backend/spirv/emit_spirv.h"
 #include "shader_recompiler/backend/spirv/emit_spirv_instructions.h"
 #include "shader_recompiler/backend/spirv/spirv_emit_context.h"
 
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_undefined.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_undefined.cpp
index b5766fc52..00c6e86e2 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_undefined.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_undefined.cpp
@@ -2,7 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "shader_recompiler/backend/spirv/emit_spirv.h"
 #include "shader_recompiler/backend/spirv/emit_spirv_instructions.h"
 #include "shader_recompiler/backend/spirv/spirv_emit_context.h"
 
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp
index 7034228bf..905c735ad 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp
@@ -2,7 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "shader_recompiler/backend/spirv/emit_spirv.h"
 #include "shader_recompiler/backend/spirv/emit_spirv_instructions.h"
 #include "shader_recompiler/backend/spirv/spirv_emit_context.h"
 
diff --git a/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp b/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
index cd90c084a..9c83cd2e4 100644
--- a/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
+++ b/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
@@ -4,8 +4,8 @@
 
 #include <algorithm>
 #include <array>
+#include <bit>
 #include <climits>
-#include <string_view>
 
 #include <boost/container/static_vector.hpp>
 
@@ -464,6 +464,7 @@ EmitContext::EmitContext(const Profile& profile_, const RuntimeInfo& runtime_inf
     DefineSharedMemory(program);
     DefineSharedMemoryFunctions(program);
     DefineConstantBuffers(program.info, uniform_binding);
+    DefineConstantBufferIndirectFunctions(program.info);
     DefineStorageBuffers(program.info, storage_binding);
     DefineTextureBuffers(program.info, texture_binding);
     DefineImageBuffers(program.info, image_binding);
@@ -993,7 +994,7 @@ void EmitContext::DefineConstantBuffers(const Info& info, u32& binding) {
         }
         return;
     }
-    IR::Type types{info.used_constant_buffer_types};
+    IR::Type types{info.used_constant_buffer_types | info.used_indirect_cbuf_types};
     if (True(types & IR::Type::U8)) {
         if (profile.support_int8) {
             DefineConstBuffers(*this, info, &UniformDefinitions::U8, binding, U8, 'u', sizeof(u8));
@@ -1027,6 +1028,63 @@ void EmitContext::DefineConstantBuffers(const Info& info, u32& binding) {
     binding += static_cast<u32>(info.constant_buffer_descriptors.size());
 }
 
+void EmitContext::DefineConstantBufferIndirectFunctions(const Info& info) {
+    if (!info.uses_cbuf_indirect) {
+        return;
+    }
+    const auto make_accessor{[&](Id buffer_type, Id UniformDefinitions::*member_ptr) {
+        const Id func_type{TypeFunction(buffer_type, U32[1], U32[1])};
+        const Id func{OpFunction(buffer_type, spv::FunctionControlMask::MaskNone, func_type)};
+        const Id binding{OpFunctionParameter(U32[1])};
+        const Id offset{OpFunctionParameter(U32[1])};
+
+        AddLabel();
+
+        const Id merge_label{OpLabel()};
+        const Id uniform_type{uniform_types.*member_ptr};
+
+        std::array<Id, Info::MAX_INDIRECT_CBUFS> buf_labels;
+        std::array<Sirit::Literal, Info::MAX_INDIRECT_CBUFS> buf_literals;
+        for (u32 i = 0; i < Info::MAX_INDIRECT_CBUFS; i++) {
+            buf_labels[i] = OpLabel();
+            buf_literals[i] = Sirit::Literal{i};
+        }
+        OpSelectionMerge(merge_label, spv::SelectionControlMask::MaskNone);
+        OpSwitch(binding, buf_labels[0], buf_literals, buf_labels);
+        for (u32 i = 0; i < Info::MAX_INDIRECT_CBUFS; i++) {
+            AddLabel(buf_labels[i]);
+            const Id cbuf{cbufs[i].*member_ptr};
+            const Id access_chain{OpAccessChain(uniform_type, cbuf, u32_zero_value, offset)};
+            const Id result{OpLoad(buffer_type, access_chain)};
+            OpReturnValue(result);
+        }
+        AddLabel(merge_label);
+        OpUnreachable();
+        OpFunctionEnd();
+        return func;
+    }};
+    IR::Type types{info.used_indirect_cbuf_types};
+    bool supports_aliasing = profile.support_descriptor_aliasing;
+    if (supports_aliasing && True(types & IR::Type::U8)) {
+        load_const_func_u8 = make_accessor(U8, &UniformDefinitions::U8);
+    }
+    if (supports_aliasing && True(types & IR::Type::U16)) {
+        load_const_func_u16 = make_accessor(U16, &UniformDefinitions::U16);
+    }
+    if (supports_aliasing && True(types & IR::Type::F32)) {
+        load_const_func_f32 = make_accessor(F32[1], &UniformDefinitions::F32);
+    }
+    if (supports_aliasing && True(types & IR::Type::U32)) {
+        load_const_func_u32 = make_accessor(U32[1], &UniformDefinitions::U32);
+    }
+    if (supports_aliasing && True(types & IR::Type::U32x2)) {
+        load_const_func_u32x2 = make_accessor(U32[2], &UniformDefinitions::U32x2);
+    }
+    if (!supports_aliasing || True(types & IR::Type::U32x4)) {
+        load_const_func_u32x4 = make_accessor(U32[4], &UniformDefinitions::U32x4);
+    }
+}
+
 void EmitContext::DefineStorageBuffers(const Info& info, u32& binding) {
     if (info.storage_buffers_descriptors.empty()) {
         return;
diff --git a/src/shader_recompiler/backend/spirv/spirv_emit_context.h b/src/shader_recompiler/backend/spirv/spirv_emit_context.h
index f87138f7e..b9115a405 100644
--- a/src/shader_recompiler/backend/spirv/spirv_emit_context.h
+++ b/src/shader_recompiler/backend/spirv/spirv_emit_context.h
@@ -5,7 +5,6 @@
 #pragma once
 
 #include <array>
-#include <string_view>
 
 #include <sirit/sirit.h>
 
@@ -294,6 +293,13 @@ public:
 
     std::vector<Id> interfaces;
 
+    Id load_const_func_u8{};
+    Id load_const_func_u16{};
+    Id load_const_func_u32{};
+    Id load_const_func_f32{};
+    Id load_const_func_u32x2{};
+    Id load_const_func_u32x4{};
+
 private:
     void DefineCommonTypes(const Info& info);
     void DefineCommonConstants();
@@ -302,6 +308,7 @@ private:
     void DefineSharedMemory(const IR::Program& program);
     void DefineSharedMemoryFunctions(const IR::Program& program);
     void DefineConstantBuffers(const Info& info, u32& binding);
+    void DefineConstantBufferIndirectFunctions(const Info& info);
     void DefineStorageBuffers(const Info& info, u32& binding);
     void DefineTextureBuffers(const Info& info, u32& binding);
     void DefineImageBuffers(const Info& info, u32& binding);