[llvm] [RISC-V] Update SpacemiT-X60 Vector Integer latencies (PR #149207)
Mikhail R. Gadelha via llvm-commits
llvm-commits at lists.llvm.org
Thu Jul 17 01:15:35 PDT 2025
================
@@ -322,71 +403,120 @@ foreach LMul = [1, 2, 4, 8] in {
foreach mx = SchedMxList in {
defvar IsWorstCase = SMX60IsWorstCaseMX<mx, SchedMxList>.c;
- defm "" : LMULWriteResMX<"WriteVIALUV", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVIALUX", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVIALUI", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVExtV", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVICALUV", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVICALUX", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVICALUI", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVICALUMV", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVICALUMX", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVICALUMI", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVICmpV", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVICmpX", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVICmpI", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVIMinMaxV", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVIMinMaxX", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVIMergeV", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVIMergeX", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVIMergeI", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVIMovV", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVIMovX", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVIMovI", [SMX60_VIEU], mx, IsWorstCase>;
-
- defm "" : LMULWriteResMX<"WriteVShiftV", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVShiftX", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVShiftI", [SMX60_VIEU], mx, IsWorstCase>;
-
- defm "" : LMULWriteResMX<"WriteVIMulV", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVIMulX", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVIMulAddV", [SMX60_VIEU], mx, IsWorstCase>;
- defm "" : LMULWriteResMX<"WriteVIMulAddX", [SMX60_VIEU], mx, IsWorstCase>;
+ let Latency = Get4458Latency<mx>.c, ReleaseAtCycles = [Get1248Latency<mx>.c] in {
+ defm "" : LMULWriteResMX<"WriteVIMinMaxV", [SMX60_VIEU], mx, IsWorstCase>;
+ defm "" : LMULWriteResMX<"WriteVIMinMaxX", [SMX60_VIEU], mx, IsWorstCase>;
+ }
+
+ let Latency = Get44816Latency<mx>.c, ReleaseAtCycles = [Get44816Latency<mx>.c] in {
+ // Pattern of vadd, vsub, vrsub: 4/4/5/8
+ // Pattern of vand, vor, vxor: 4/4/8/16
----------------
mikhailramalho wrote:
You're right, it looks off. It was something I've discussed offline with @preames, let me double-check with him and get back to you.
https://github.com/llvm/llvm-project/pull/149207
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