Minor comment change.

Minor comment changes. No Functional change.
intel · Oct 10, 2023 · 73c4e5e · 73c4e5e
1 parent 5049d95
commit 73c4e5e
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Showing 2 changed files with 6 additions and 6 deletions.
diff --git a/IGC/Compiler/CISACodeGen/MemOpt.cpp b/IGC/Compiler/CISACodeGen/MemOpt.cpp
@@ -2301,19 +2301,19 @@ namespace {
             if (K == LdStKind::IS_STORE) {
                 maxBytes = IGC_GET_FLAG_VALUE(MaxStoreVectorSizeInBytes);
                 if (maxBytes != 0) {
-                    // legal values: [8, 32].
+                    // legal values: [4, 32].
                     maxBytes = std::min(maxBytes, 32u);
-                    maxBytes = std::max(maxBytes, 8u);
+                    maxBytes = std::max(maxBytes, 4u);
                 }
                 else
                     maxBytes = STORE_DEFAULT_BYTES_PER_LANE;
             }
             else {
                 maxBytes = IGC_GET_FLAG_VALUE(MaxLoadVectorSizeInBytes);
                 if (maxBytes != 0) {
-                    // legal values: [8, 32]
+                    // legal values: [4, 32]
                     maxBytes = std::min(maxBytes, 32u);
-                    maxBytes = std::max(maxBytes, 8u);
+                    maxBytes = std::max(maxBytes, 4u);
                 }
                 else
                     maxBytes = LOAD_DEFAULT_BYTES_PER_LANE;

diff --git a/IGC/common/igc_flags.h b/IGC/common/igc_flags.h
@@ -426,8 +426,8 @@ DECLARE_IGC_REGKEY(bool, DisableDSDualPatch,            false, "Setting it to tr
 DECLARE_IGC_REGKEY(bool, DisableMemOpt,                 false, "Disable MemOpt, merging load/store", false)
 DECLARE_IGC_REGKEY(bool, DisableMemOpt2,                false, "Disable MemOpt2", false)
 DECLARE_IGC_REGKEY(DWORD, EnableLdStCombine,            1,     "Enable load/store combine pass if set to 1 or 2 (intend to replace memopt)", true)
-DECLARE_IGC_REGKEY(DWORD, MaxStoreVectorSizeInBytes,    0,     "[LdStCombine] the max non-uniform vector size for the coalesced store. 0: compiler choice (default, 16(4DW)); others: 8/16/32", true)
-DECLARE_IGC_REGKEY(DWORD, MaxLoadVectorSizeInBytes,     0,     "[LdStCombine] the max non-uniform vector size for the coalesced load.  0: compiler choice (default, 16(4DW)); others: 8/16/32", true)
+DECLARE_IGC_REGKEY(DWORD, MaxStoreVectorSizeInBytes,    0,     "[LdStCombine] the max non-uniform vector size for the coalesced store. 0: compiler choice (default, 16(4DW)); others: 4/8/16/32", true)
+DECLARE_IGC_REGKEY(DWORD, MaxLoadVectorSizeInBytes,     0,     "[LdStCombine] the max non-uniform vector size for the coalesced load.  0: compiler choice (default, 16(4DW)); others: 4/8/16/32", true)
 DECLARE_IGC_REGKEY(DWORD,MaxLiveOutThreshold,           0,     "Max LiveOut Threshold in MemOpt2", false)
 DECLARE_IGC_REGKEY(bool, DisableScalarAtomics,          false, "Disable the Scalar Atomics optimization", false)
 DECLARE_IGC_REGKEY(bool, EnableScalarTypedAtomics,      true, "Enable the Scalar Typed Atomics optimization", false)