28 lines
849 B
LLVM
28 lines
849 B
LLVM
|
; RUN: llc < %s -mtriple=arm64-eabi | FileCheck %s
|
||
|
|
define i64 @normal_load(ptr nocapture %bar) nounwind readonly {
|
||
|
|
; CHECK: normal_load
|
||
|
|
; CHECK: ldp
|
||
|
|
; CHECK-NEXT: add
|
||
|
|
; CHECK-NEXT: ret
|
||
|
|
%add.ptr = getelementptr inbounds i64, ptr %bar, i64 1
|
||
|
|
%tmp = load i64, ptr %add.ptr, align 8
|
||
|
|
%add.ptr1 = getelementptr inbounds i64, ptr %bar, i64 2
|
||
|
|
%tmp1 = load i64, ptr %add.ptr1, align 8
|
||
|
|
%add = add nsw i64 %tmp1, %tmp
|
||
|
|
ret i64 %add
|
||
|
|
}
|
||
|
|
|
||
|
|
define i64 @volatile_load(ptr nocapture %bar) nounwind {
|
||
|
|
; CHECK: volatile_load
|
||
|
|
; CHECK: ldr
|
||
|
|
; CHECK-NEXT: ldr
|
||
|
|
; CHECK-NEXT: add
|
||
|
|
; CHECK-NEXT: ret
|
||
|
|
%add.ptr = getelementptr inbounds i64, ptr %bar, i64 1
|
||
|
|
%tmp = load volatile i64, ptr %add.ptr, align 8
|
||
|
|
%add.ptr1 = getelementptr inbounds i64, ptr %bar, i64 2
|
||
|
|
%tmp1 = load volatile i64, ptr %add.ptr1, align 8
|
||
|
|
%add = add nsw i64 %tmp1, %tmp
|
||
|
|
ret i64 %add
|
||
|
|
}
|