[ROCDL] Added matrix load-transpose ops for gfx1250+ #165564
+119
−2
There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -321,6 +321,7 @@ def ROCDL_BarrierOp : ROCDL_Op<"barrier"> { | |
| let assemblyFormat = "attr-dict"; | ||
| } | ||
|
|
||
| def ROCDLGlobalBuffer : LLVM_PointerInAddressSpace<1>; | ||
| def ROCDLBufferLDS : LLVM_PointerInAddressSpace<3>; | ||
|
|
||
| def ROCDL_BarrierInitOp : ROCDL_IntrOp<"s.barrier.init", [], [], [], 0, 0, 0, 0, [1], ["id"]>, | ||
|
|
@@ -631,8 +632,6 @@ def ROCDL_wmma_i32_16x16x64_iu8 : ROCDL_Wmma_IntrOp<"wmma.i32.16x16x64.iu8", [1] | |
| //===---------------------------------------------------------------------===// | ||
| // LDS transpose intrinsics (available in GFX950) | ||
|
|
||
| class ROCDL_LDS_Read_Tr_IntrOp<string mnemonic> : | ||
| ROCDL_IntrOp<mnemonic, [1], [], [], 1, 0, 1> { | ||
| dag args = (ins Arg<ROCDLBufferLDS, "", [MemRead]>:$ptr); | ||
|
|
@@ -650,6 +649,58 @@ def ROCDL_ds_read_tr8_b64 : ROCDL_LDS_Read_Tr_IntrOp<"ds.read.tr8.b64">; | |
| def ROCDL_ds_read_tr6_b96 : ROCDL_LDS_Read_Tr_IntrOp<"ds.read.tr6.b96">; | ||
| def ROCDL_ds_read_tr16_b64 : ROCDL_LDS_Read_Tr_IntrOp<"ds.read.tr16.b64">; | ||
|
|
||
|
|
||
|
|
||
| //===---------------------------------------------------------------------===// | ||
| // Glb/DS load-transpose intrinsics (available in GFX1250+) | ||
|
|
||
| class AddrKind<string n, int s> { | ||
| string name = n; | ||
| int space = s; | ||
| } | ||
| def GlobalAddrKind : AddrKind<"global", 1>; | ||
| def DSAddrKind : AddrKind<"ds", 3>; | ||
|
|
||
| class ROCDL_TrLoadOpMeta<AddrKind kind, int inElemBits, int outElemBits> { | ||
| AddrKind addrKind = kind; | ||
| string inBits = !cast<string>(inElemBits); | ||
| string outBits = !cast<string>(outElemBits); | ||
| string inBitsEnc = !if(!eq(addrKind.space, 1), | ||
| !if(!or(!eq(inElemBits, 8), !eq(inElemBits, 16)), "", inBits), inBits); | ||
| string mnemonic = addrKind.name # ".load.tr" # inBitsEnc # ".b" # outBits; | ||
| } | ||
|
|
||
| class ROCDL_TrLoadOp<ROCDL_TrLoadOpMeta meta> : | ||
| ROCDL_IntrOp<meta.mnemonic, [1], [], [], 1, 0, 1> { | ||
|
|
||
| dag args = (ins Arg<LLVM_PointerInAddressSpace<meta.addrKind.space>, "", [MemRead]>:$ptr); | ||
| let arguments = !con(args, baseArgs); | ||
| let summary = "Loads and transposes a matrix from " # meta.addrKind.name # " memory to registers (available in gfx1250+)."; | ||
| let description = [{ | ||
| Load a matrix of }] # meta.inBits # [{-bit data from the }] # meta.addrKind.name # [{ memory, | ||
| transpose data between row-major and column-major order, | ||
| and store the result into a }] # meta.outBits # [{-bit vector register. | ||
|
Contributor
There was a problem hiding this comment. I'll note these instructions seem generally underdocumented. While this PR may not be the right place for them, can we make a plan for surfacing their exact semantics?
Contributor
Author
There was a problem hiding this comment. @krzysz00, do you mean in the future, right? |
||
|
|
||
| Available in gfx1250+. | ||
| }]; | ||
| let assemblyFormat = "$ptr attr-dict `:` qualified(type($ptr)) `->` type($res)"; | ||
| let extraClassDefinition = [{ | ||
| ::llvm::SmallVector<::mlir::Value> $cppClass::getAccessedOperands() { | ||
| return {getPtr()}; | ||
| } | ||
| }]; | ||
| } | ||
|
|
||
| def ROCDL_GlobalLoadTr4_B64 : ROCDL_TrLoadOp<ROCDL_TrLoadOpMeta<GlobalAddrKind, 4, 64>>; | ||
| def ROCDL_GlobalLoadTr8_B64 : ROCDL_TrLoadOp<ROCDL_TrLoadOpMeta<GlobalAddrKind, 8, 64>>; | ||
| def ROCDL_GlobalLoadTr6_B96 : ROCDL_TrLoadOp<ROCDL_TrLoadOpMeta<GlobalAddrKind, 6, 96>>; | ||
| def ROCDL_GlobalLoadTr8_B128 : ROCDL_TrLoadOp<ROCDL_TrLoadOpMeta<GlobalAddrKind, 16, 128>>; | ||
|
|
||
| def ROCDL_DsLoadTr4_B64 : ROCDL_TrLoadOp<ROCDL_TrLoadOpMeta<DSAddrKind, 4, 64>>; | ||
| def ROCDL_DsLoadTr8_B64 : ROCDL_TrLoadOp<ROCDL_TrLoadOpMeta<DSAddrKind, 8, 64>>; | ||
| def ROCDL_DsLoadTr6_B96 : ROCDL_TrLoadOp<ROCDL_TrLoadOpMeta<DSAddrKind, 6, 96>>; | ||
| def ROCDL_DsLoadTr16_B128 : ROCDL_TrLoadOp<ROCDL_TrLoadOpMeta<DSAddrKind, 16, 128>>; | ||
|
|
||
| //===---------------------------------------------------------------------===// | ||
| // Load to LDS intrinsic (available in GFX9 and GFX10) | ||
| //===---------------------------------------------------------------------===// | ||
|
|
||
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
Nice!