[llvm] c7cf2cc - [RISCV] Remove unneeded customization of bf16 bitcast. NFC

[Craig Topper via llvm-commits]

Author: Craig Topper
Date: 2024-09-11T22:42:27-07:00
New Revision: c7cf2cc59e402cfeaece5f58c70cfdda72a1be99

URL: https://github.com/llvm/llvm-project/commit/c7cf2cc59e402cfeaece5f58c70cfdda72a1be99
DIFF: https://github.com/llvm/llvm-project/commit/c7cf2cc59e402cfeaece5f58c70cfdda72a1be99.diff

LOG: [RISCV] Remove unneeded customization of bf16 bitcast. NFC

We custom legalize the bitcast using the i16 type not the bf16 type.

Added: 
    

Modified: 
    llvm/lib/Target/RISCV/RISCVISelLowering.cpp

Removed: 
    


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diff  --git a/llvm/lib/Target/RISCV/RISCVISelLowering.cpp b/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
index 5e1d47dc49ddb5..b0d79f4367e837 100644
--- a/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
+++ b/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
@@ -447,7 +447,6 @@ RISCVTargetLowering::RISCVTargetLowering(const TargetMachine &TM,
 
   if (Subtarget.hasStdExtZfbfmin()) {
     setOperationAction(ISD::BITCAST, MVT::i16, Custom);
-    setOperationAction(ISD::BITCAST, MVT::bf16, Custom);
     setOperationAction(ISD::ConstantFP, MVT::bf16, Expand);
     setOperationAction(ISD::SELECT_CC, MVT::bf16, Expand);
     setOperationAction(ISD::SELECT, MVT::bf16, Custom);