https://llvm.org/bugs/show_bug.cgi?id=27414
Bug ID: 27414
Summary: PowerPC64: Machine code verifier failure - Explicit
operand marked as implicit (MFOCRF8)
Product: libraries
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: Backend: PowerPC
Assignee: unassignedb...@nondot.org
Reporter: an...@samba.org
CC: llvm-bugs@lists.llvm.org
Classification: Unclassified
Created attachment 16231
--> https://llvm.org/bugs/attachment.cgi?id=16231&action=edit
Test case
The following testcase trips up on the machine verifier:
# llc -verify-machineinstrs testcase.ll
*** Bad machine code: Explicit operand marked as implicit ***
- function: main
- basic block: BB#0 (0x1003c4421e0)
- instruction: %X12<def> = MFOCRF8
- operand 1: %CR2<imp-use,kill>
LLVM ERROR: Found 1 machine code errors.
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