[PATCH] D132177: [RISCV] Copy SDNodeFlags in lowerToScalableOp.

[Craig Topper 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 rGba1f4cab4451: [RISCV] Copy SDNodeFlags in lowerToScalableOp. (authored by craig.topper).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D132177/new/

https://reviews.llvm.org/D132177

Files:
  llvm/lib/Target/RISCV/RISCVISelLowering.cpp
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-fmf.ll


Index: llvm/test/CodeGen/RISCV/rvv/fixed-vectors-fmf.ll
===================================================================
--- /dev/null
+++ llvm/test/CodeGen/RISCV/rvv/fixed-vectors-fmf.ll
@@ -0,0 +1,17 @@
+; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
+; RUN: llc < %s -mtriple=riscv64 -mattr=+v -riscv-v-vector-bits-min=-1 -stop-after=finalize-isel | FileCheck %s
+
+
+define <2 x double> @foo(<2 x double> %x, <2 x double> %y) {
+  ; CHECK-LABEL: name: foo
+  ; CHECK: bb.0 (%ir-block.0):
+  ; CHECK-NEXT:   liveins: $v8, $v9
+  ; CHECK-NEXT: {{  $}}
+  ; CHECK-NEXT:   [[COPY:%[0-9]+]]:vr = COPY $v9
+  ; CHECK-NEXT:   [[COPY1:%[0-9]+]]:vr = COPY $v8
+  ; CHECK-NEXT:   %2:vr = nnan ninf nsz arcp contract afn reassoc nofpexcept PseudoVFADD_VV_M1 [[COPY1]], [[COPY]], 2, 6 /* e64 */, implicit $frm
+  ; CHECK-NEXT:   $v8 = COPY %2
+  ; CHECK-NEXT:   PseudoRET implicit $v8
+  %1 = fadd fast <2 x double> %x, %y
+  ret <2 x double> %1
+}
Index: llvm/lib/Target/RISCV/RISCVISelLowering.cpp
===================================================================
--- llvm/lib/Target/RISCV/RISCVISelLowering.cpp
+++ llvm/lib/Target/RISCV/RISCVISelLowering.cpp
@@ -6262,7 +6262,8 @@
     Ops.push_back(Mask);
   Ops.push_back(VL);
 
-  SDValue ScalableRes = DAG.getNode(NewOpc, DL, ContainerVT, Ops);
+  SDValue ScalableRes =
+      DAG.getNode(NewOpc, DL, ContainerVT, Ops, Op->getFlags());
   return convertFromScalableVector(VT, ScalableRes, DAG, Subtarget);
 }
 


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