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shader: retain bounded scalar material image selectors

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nmzik
2026-10-09 15:27:50 +02:00
parent 71c7261740
commit 973809cde0
4 changed files with 247 additions and 19 deletions
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src/graphics/shader/recompiler/ir/passes/ResourceMaterialization.cpp
+13 -11
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@@ -366,20 +366,22 @@ bool MaterializeIndirectDescriptor(const ResourcePlan& p
} else if (!indirect.selector_first.IsEmpty()) {
ShaderBufferResource material;
uint32_t first = 0, count = 0;
if (!DecodeBufferDescriptor(material_value, material) || material.Type() != 0u ||
material.SwizzleEnabled() ||
material.AddTid() || material.OutOfBounds() != 0u ||
uint64_t {selector->offset} + 4u > material.Stride() ||
if (!DecodeBufferDescriptor(material_value, material) ||
!clean.Evaluate(indirect.selector_first, first) ||
!clean.Evaluate(indirect.key_count, count) || count > MaxIndirectDescriptorProbes ||
uint64_t {first} + count > material.NumRecords())
!clean.Evaluate(indirect.key_count, count) || count > MaxIndirectDescriptorProbes)
return false;
if (count != 0u && (uint64_t {first} + count - 1u) * material.Stride() +
selector->offset + 4u >
uint64_t {UINT32_MAX} + 1u)
// SMEM uses its instruction's byte stride; V# stride only supplies its bounds.
const auto step = selector->stride != 0u ? selector->stride : material.Stride();
if (selector->stride == 0u &&
(material.Type() != 0u || material.SwizzleEnabled() || material.AddTid() ||
material.OutOfBounds() != 0u || uint64_t {selector->offset} + 4u > step ||
uint64_t {first} + count > material.NumRecords())) return false;
const auto end = count != 0u
? (uint64_t {first} + count - 1u) * step + selector->offset + 4u : 0u;
if (end > uint64_t {UINT32_MAX} + 1u || end > material.GetSize())
return false;
if (!read_keys(material, uint64_t {first} * step + selector->offset, step, count))
return false;
if (!read_keys(material, uint64_t {first} * material.Stride() + selector->offset,
material.Stride(), count)) return false;
} else if (!indirect.selector_mask.IsEmpty()) {
uint32_t mask = 0;
uint32_t count = 0;