[AVR] Remove SREG from CPI's Uses; authored by Florian Zeitz

Summary: CPI does not read the status register, but only writes it. Reviewers: dylanmckay Reviewed By: dylanmckay Subscribers: llvm-commits Differential Revision: https://reviews.llvm.org/D33223 llvm-svn: 304116
2017-05-29 00:10:14 +00:00 · 2017-05-29 00:10:14 +00:00 · 74fc1ce0c2
parent 251cdbef1d
commit 74fc1ce0c2
1 changed files with 0 additions and 1 deletions
--- a/llvm/lib/Target/AVR/AVRInstrInfo.td
+++ b/llvm/lib/Target/AVR/AVRInstrInfo.td
@ -902,7 +902,6 @@ let Defs = [SREG] in

  // CPI Rd, K
  // Compares a register with an 8 bit immediate.
-  let Uses = [SREG] in
  def CPIRdK : FRdK<0b0011,
                    (outs),
                    (ins GPR8:$rd, imm_ldi8:$k),