[PATCH] D95234: [RISCV] Define different pseudo instructions for different FPR.
Fraser Cormack via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Mon Jan 25 01:46:47 PST 2021
frasercrmck added inline comments.
================
Comment at: llvm/lib/Target/RISCV/RISCVInstrInfoVPseudos.td:4195
+ (!cast<Instruction>("PseudoVFMV_V_F_" #
+ !cond(!eq(fvti.Scalar, f16): "F16_",
+ !eq(fvti.Scalar, f32): "F32_",
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How come you're not using `GetScalarSuffix` in these cases too?
================
Comment at: llvm/lib/Target/RISCV/RISCVInstrInfoVSDPatterns.td:42
+// We only model FPR32 for V instructions in RISCVInstrInfoV.td.
+// FP16/FP32/FP64 registers are alias each other. Convert FPR16 and FPR64
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craig.topper wrote:
> Please mark this with a FIXME to cleanup. Fraser or I can take care of it as a follow up.
Yeah, no problem, I can take a look.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D95234/new/
https://reviews.llvm.org/D95234
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