[llvm] [PowerPC] Add intrinsics and tests for basic Dense Math enablement instructions (PR #129913)
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Wed Mar 5 11:04:54 PST 2025
llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-backend-powerpc
Author: None (RolandF77)
<details>
<summary>Changes</summary>
Add intrinsics and tests for Dense Math basic enablement instructions dmsetdmrz, dmmr, dmxor.
---
Full diff: https://github.com/llvm/llvm-project/pull/129913.diff
2 Files Affected:
- (modified) llvm/include/llvm/IR/IntrinsicsPowerPC.td (+10)
- (modified) llvm/lib/Target/PowerPC/PPCInstrFutureMMA.td (+6-3)
``````````diff
diff --git a/llvm/include/llvm/IR/IntrinsicsPowerPC.td b/llvm/include/llvm/IR/IntrinsicsPowerPC.td
index 6f49ed39d8a09..af66b8206182e 100644
--- a/llvm/include/llvm/IR/IntrinsicsPowerPC.td
+++ b/llvm/include/llvm/IR/IntrinsicsPowerPC.td
@@ -1644,6 +1644,16 @@ let TargetPrefix = "ppc" in {
def int_ppc_mma_xxsetaccz :
DefaultAttrsIntrinsic<[llvm_v512i1_ty], [], [IntrNoMem]>;
+ def int_ppc_mma_dmsetdmrz :
+ DefaultAttrsIntrinsic<[llvm_v1024i1_ty], [], [IntrNoMem]>;
+
+ def int_ppc_mma_dmmr :
+ DefaultAttrsIntrinsic<[llvm_v1024i1_ty], [llvm_v1024i1_ty], [IntrNoMem]>;
+
+ def int_ppc_mma_dmxor :
+ DefaultAttrsIntrinsic<[llvm_v1024i1_ty], [llvm_v1024i1_ty,
+ llvm_v1024i1_ty], [IntrNoMem]>;
+
// MMA Reduced-Precision: Outer Product Intrinsic Definitions.
defm int_ppc_mma_xvi4ger8 :
PowerPC_MMA_ACC_PP_Intrinsic<[llvm_v16i8_ty, llvm_v16i8_ty]>;
diff --git a/llvm/lib/Target/PowerPC/PPCInstrFutureMMA.td b/llvm/lib/Target/PowerPC/PPCInstrFutureMMA.td
index 4da2969857d55..b7100462cb967 100644
--- a/llvm/lib/Target/PowerPC/PPCInstrFutureMMA.td
+++ b/llvm/lib/Target/PowerPC/PPCInstrFutureMMA.td
@@ -105,12 +105,15 @@ let Predicates = [IsISAFuture] in {
"dmxxinstfdmr256 $AT, $XBp, $P", []>;
def DMMR : XForm_ATB3<31, 6, 177, (outs dmr:$AT), (ins dmr:$AB),
- "dmmr $AT, $AB", []>;
+ "dmmr $AT, $AB",
+ [(set v1024i1:$AT, (int_ppc_mma_dmmr v1024i1:$AB))]>;
def DMXOR : XForm_ATB3<31, 7, 177, (outs dmr:$AT), (ins dmr:$ATi, dmr:$AB),
- "dmxor $AT, $AB", []>,
+ "dmxor $AT, $AB",
+ [(set v1024i1:$AT, (int_ppc_mma_dmxor v1024i1:$ATi, v1024i1:$AB))]>,
RegConstraint<"$ATi = $AT">, NoEncode<"$ATi">;
def DMSETDMRZ : XForm_AT3<31, 2, 177, (outs dmr:$AT), (ins),
- "dmsetdmrz $AT", NoItinerary, []>;
+ "dmsetdmrz $AT", NoItinerary,
+ [(set v1024i1:$AT, (int_ppc_mma_dmsetdmrz))]>;
}
``````````
</details>
https://github.com/llvm/llvm-project/pull/129913
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