[PATCH] D128228: [BasicTTI] Account for vector of pointers in getMemoryOpCost

[Philip Reames via Phabricator via llvm-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGab736a2750a9: [BasicTTI] Account for vector of pointers in getMemoryOpCost (authored by reames).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D128228/new/

https://reviews.llvm.org/D128228

Files:
  llvm/include/llvm/CodeGen/BasicTTIImpl.h
  llvm/test/Analysis/CostModel/RISCV/rvv-load-store.ll


Index: llvm/test/Analysis/CostModel/RISCV/rvv-load-store.ll
===================================================================
--- llvm/test/Analysis/CostModel/RISCV/rvv-load-store.ll
+++ llvm/test/Analysis/CostModel/RISCV/rvv-load-store.ll
@@ -58,16 +58,16 @@
 ; CHECK-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %51 = load <vscale x 16 x i64>, ptr %p, align 128
 ; CHECK-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %52 = load <vscale x 32 x i64>, ptr %p, align 256
 ; CHECK-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %53 = load ptr, ptr %p, align 8
-; CHECK-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %54 = load <1 x ptr>, ptr %p, align 8
-; CHECK-NEXT:  Cost Model: Found an estimated cost of 3 for instruction: %55 = load <2 x ptr>, ptr %p, align 16
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %54 = load <1 x ptr>, ptr %p, align 8
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %55 = load <2 x ptr>, ptr %p, align 16
 ; CHECK-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %56 = load <4 x ptr>, ptr %p, align 32
 ; CHECK-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %57 = load <8 x ptr>, ptr %p, align 64
 ; CHECK-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %58 = load <16 x ptr>, ptr %p, align 128
 ; CHECK-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %59 = load <32 x ptr>, ptr %p, align 256
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %60 = load <vscale x 1 x ptr>, ptr %p, align 8
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %61 = load <vscale x 2 x ptr>, ptr %p, align 16
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %62 = load <vscale x 4 x ptr>, ptr %p, align 32
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %63 = load <vscale x 8 x ptr>, ptr %p, align 64
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %60 = load <vscale x 1 x ptr>, ptr %p, align 8
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %61 = load <vscale x 2 x ptr>, ptr %p, align 16
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %62 = load <vscale x 4 x ptr>, ptr %p, align 32
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %63 = load <vscale x 8 x ptr>, ptr %p, align 64
 ; CHECK-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %64 = load <vscale x 16 x ptr>, ptr %p, align 128
 ; CHECK-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %65 = load <vscale x 32 x ptr>, ptr %p, align 256
 ; CHECK-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: ret void
@@ -201,18 +201,18 @@
 ; CHECK-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: store <vscale x 16 x i64> undef, ptr %p, align 128
 ; CHECK-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: store <vscale x 32 x i64> undef, ptr %p, align 256
 ; CHECK-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: store ptr undef, ptr %p, align 8
-; CHECK-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: store <1 x ptr> undef, ptr %p, align 8
-; CHECK-NEXT:  Cost Model: Found an estimated cost of 3 for instruction: store <2 x ptr> undef, ptr %p, align 16
-; CHECK-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: store <4 x ptr> undef, ptr %p, align 32
-; CHECK-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: store <8 x ptr> undef, ptr %p, align 64
-; CHECK-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: store <16 x ptr> undef, ptr %p, align 128
-; CHECK-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: store <32 x ptr> undef, ptr %p, align 256
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: store <vscale x 1 x ptr> undef, ptr %p, align 8
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: store <vscale x 2 x ptr> undef, ptr %p, align 16
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: store <vscale x 4 x ptr> undef, ptr %p, align 32
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: store <vscale x 8 x ptr> undef, ptr %p, align 64
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: store <vscale x 16 x ptr> undef, ptr %p, align 128
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: store <vscale x 32 x ptr> undef, ptr %p, align 256
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: store <1 x ptr> undef, ptr %p, align 8
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: store <2 x ptr> undef, ptr %p, align 16
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: store <4 x ptr> undef, ptr %p, align 32
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: store <8 x ptr> undef, ptr %p, align 64
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: store <16 x ptr> undef, ptr %p, align 128
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: store <32 x ptr> undef, ptr %p, align 256
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: store <vscale x 1 x ptr> undef, ptr %p, align 8
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: store <vscale x 2 x ptr> undef, ptr %p, align 16
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: store <vscale x 4 x ptr> undef, ptr %p, align 32
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: store <vscale x 8 x ptr> undef, ptr %p, align 64
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: store <vscale x 16 x ptr> undef, ptr %p, align 128
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: store <vscale x 32 x ptr> undef, ptr %p, align 256
 ; CHECK-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: ret void
 ;
   store i8 undef, ptr %p
Index: llvm/include/llvm/CodeGen/BasicTTIImpl.h
===================================================================
--- llvm/include/llvm/CodeGen/BasicTTIImpl.h
+++ llvm/include/llvm/CodeGen/BasicTTIImpl.h
@@ -1207,7 +1207,7 @@
         // In practice it's not currently possible to have a change in lane
         // length for extending loads or truncating stores so both types should
         // have the same scalable property.
-        TypeSize::isKnownLT(Src->getPrimitiveSizeInBits(),
+        TypeSize::isKnownLT(DL.getTypeStoreSizeInBits(Src),
                             LT.second.getSizeInBits())) {
       // This is a vector load that legalizes to a larger type than the vector
       // itself. Unless the corresponding extending load or truncating store is


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