20 lines
550 B
LLVM
20 lines
550 B
LLVM
|
; RUN: llc -mattr=addsubiw < %s -march=avr | FileCheck %s
|
||
|
|
|
||
|
|
; This verifies that the middle end can handle an unaligned atomic load.
|
||
|
|
;
|
||
|
|
; In the past, an assertion inside the SelectionDAGBuilder would always
|
||
|
|
; hit an assertion for unaligned loads and stores.
|
||
|
|
|
||
|
|
%AtomicI16 = type { %CellI16, [0 x i8] }
|
||
|
|
%CellI16 = type { i16, [0 x i8] }
|
||
|
|
|
||
|
|
; CHECK-LABEL: foo
|
||
|
|
; CHECK: ret
|
||
|
|
define void @foo(%AtomicI16* %self) {
|
||
|
|
start:
|
||
|
|
%a = getelementptr inbounds %AtomicI16, %AtomicI16* %self, i16 0, i32 0, i32 0
|
||
|
|
load atomic i16, i16* %a seq_cst, align 1
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|