27 lines
577 B
Plaintext
27 lines
577 B
Plaintext
|
# REQUIRES: asserts
|
||
|
|
# RUN: not --crash llc -o - %s -mtriple=x86_64-- \
|
||
|
|
# RUN: -run-pass=cfi-instr-inserter 2>&1 | FileCheck %s
|
||
|
|
# Test that CSR being saved in multiple locations can be caught by
|
||
|
|
# an assertion.
|
||
|
|
--- |
|
||
|
|
define void @inconsistentlocs() {
|
||
|
|
bb.end:
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
...
|
||
|
|
---
|
||
|
|
# CHECK: Different saved locations for the same CSR
|
||
|
|
# CHECK-NEXT: UNREACHABLE executed
|
||
|
|
name: inconsistentlocs
|
||
|
|
body: |
|
||
|
|
bb.0:
|
||
|
|
CFI_INSTRUCTION offset $r12, -8
|
||
|
|
JCC_1 %bb.2, 5, implicit undef $eflags
|
||
|
|
|
||
|
|
bb.1:
|
||
|
|
CFI_INSTRUCTION offset $r12, -16
|
||
|
|
|
||
|
|
bb.2.bb.end:
|
||
|
|
RET 0
|
||
|
|
...
|