Remove PointerInfo fragment branch.
All types which could be generated from a fragment need to take this branch. Taking the branch is correct for all types, it was a performance optimization only and was missing IPC. Branch removal simplifies updates for any future fragment use and will allow CQE to report any performance issues that might require bringing the branch back. Change-Id: I8041788c422e880b764e144eb1877f5126ba76f3
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@@ -800,12 +800,11 @@ hsa_status_t Runtime::PtrInfo(void* ptr, hsa_amd_pointer_info_t* info, void* (*a
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block_info->base = (retInfo.hostBaseAddress ? retInfo.hostBaseAddress : retInfo.agentBaseAddress);
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block_info->length = retInfo.sizeInBytes;
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}
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if (retInfo.type == HSA_EXT_POINTER_TYPE_HSA) {
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auto fragment = allocation_map_.upper_bound(ptr);
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if (fragment != allocation_map_.begin()) {
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fragment--;
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if ((fragment->first <= ptr) &&
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(ptr < reinterpret_cast<const uint8_t*>(fragment->first) + fragment->second.size)) {
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auto fragment = allocation_map_.upper_bound(ptr);
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if (fragment != allocation_map_.begin()) {
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fragment--;
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if ((fragment->first <= ptr) &&
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(ptr < reinterpret_cast<const uint8_t*>(fragment->first) + fragment->second.size)) {
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// agent and host address must match here. Only lock memory is allowed to have differing
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// addresses but lock memory has type HSA_EXT_POINTER_TYPE_LOCKED and cannot be
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// suballocated.
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@@ -813,7 +812,6 @@ hsa_status_t Runtime::PtrInfo(void* ptr, hsa_amd_pointer_info_t* info, void* (*a
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retInfo.hostBaseAddress = retInfo.agentBaseAddress;
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retInfo.sizeInBytes = fragment->second.size;
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retInfo.userData = fragment->second.user_ptr;
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}
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}
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}
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} // end lock scope
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