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Store the baseType with DXIL encoded GPUPointers

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This commit is contained in:
Jake Turner
2025-11-17 11:42:22 +13:00
parent c864e87fbb
commit 48a23a0ddb
1 changed files with 9 additions and 5 deletions
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renderdoc/driver/shaders/dxil/dxil_debug.cpp
+9 -5
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@@ -179,16 +179,18 @@ static bool IsEncodedPointer(const ShaderVariable &var)
return true;
}
static void EncodePointer(DXILDebug::Id ptrId, uint64_t offset, uint64_t size, ShaderVariable &var)
static void EncodePointer(DXILDebug::Id ptrId, uint64_t offset, uint64_t size, VarType baseType,
ShaderVariable &var)
{
var.type = VarType::GPUPointer;
var.value.u32v[0] = ptrId;
var.value.u32v[1] = POINTER_MAGIC;
var.value.u64v[1] = offset;
var.value.u64v[2] = size;
var.value.u64v[3] = (uint64_t)baseType;
}
static bool DecodePointer(DXILDebug::Id &ptrId, uint64_t &offset, uint64_t &size,
static bool DecodePointer(DXILDebug::Id &ptrId, uint64_t &offset, uint64_t &size, VarType &baseType,
const ShaderVariable &var)
{
if(!IsEncodedPointer(var))
@@ -200,6 +202,7 @@ static bool DecodePointer(DXILDebug::Id &ptrId, uint64_t &offset, uint64_t &size
ptrId = var.value.u32v[0];
offset = var.value.u64v[1];
size = var.value.u64v[2];
baseType = (VarType)var.value.u64v[3];
return true;
}
@@ -1108,8 +1111,8 @@ static bool ConvertDXILConstantToShaderVariable(const Constant *constant, Shader
if(indexes.size() > 1)
offset += indexes[1] * elementSize;
RDCASSERT(indexes.size() <= 2);
// Encode the pointer allocation: ptrId, offset, size
EncodePointer(ptrId, offset, size, var);
// Encode the pointer allocation: ptrId, offset, size, baseType
EncodePointer(ptrId, offset, size, baseType, var);
return true;
}
// case Operation::Trunc:
@@ -9311,8 +9314,9 @@ ShaderDebugTrace *Debugger::BeginDebug(DebugAPIWrapper *apiWrapper, uint32_t eve
Id ptrId;
uint64_t offset;
uint64_t size;
VarType baseType;
// Decode the pointer allocation: ptrId, offset, size
RDCASSERT(DecodePointer(ptrId, offset, size, var));
RDCASSERT(DecodePointer(ptrId, offset, size, baseType, var));
auto it = globalMemory.m_Allocations.find(ptrId);
if(it != globalMemory.m_Allocations.end())