[PATCH] D105360: [PowerPC] Fix popcntb XL Compat Builtin for 32bit
Amy Kwan via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Mon Jul 5 06:36:33 PDT 2021
amyk added inline comments.
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Comment at: llvm/lib/Target/PowerPC/PPCInstr64Bit.td:830
-def POPCNTB : XForm_11<31, 122, (outs g8rc:$rA), (ins g8rc:$rS),
- "popcntb $rA, $rS", IIC_IntGeneral,
- [(set i64:$rA, (int_ppc_popcntb i64:$rS))]>;
+let isCodeGenOnly = 1 in
+def POPCNTB8 : XForm_11<31, 122, (outs g8rc:$rA), (ins g8rc:$rS),
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Can we add a comment on why this is needed?
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Comment at: llvm/test/CodeGen/PowerPC/builtins-ppc-xlcompat-sync-32.ll:1
+; RUN: llc -verify-machineinstrs -mtriple=powerpc-unknown-aix \
+; RUN: -mcpu=pwr7 < %s | FileCheck %s
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You can use `update_llc_test_checks.py` to update these.
Also nit, but might be nice to add `-ppc-asm-full-reg-names`.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D105360/new/
https://reviews.llvm.org/D105360
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