source: icGREP/icgrep-devel/llvm-3.8.0.src/test/CodeGen/AArch64/arm64-strict-align.ll @ 5027

Last change on this file since 5027 was 5027, checked in by cameron, 3 years ago

Upgrade to llvm 3.8

File size: 845 bytes
Line 
1; RUN: llc < %s -mtriple=arm64-apple-darwin | FileCheck %s
2; RUN: llc < %s -mtriple=arm64-apple-darwin -mattr=+strict-align | FileCheck %s --check-prefix=CHECK-STRICT
3; RUN: llc < %s -mtriple=arm64-apple-darwin -mattr=+strict-align -fast-isel | FileCheck %s --check-prefix=CHECK-STRICT
4
5define i32 @f0(i32* nocapture %p) nounwind {
6; CHECK-STRICT: ldrh [[HIGH:w[0-9]+]], [x0, #2]
7; CHECK-STRICT: ldrh [[LOW:w[0-9]+]], [x0]
8; CHECK-STRICT: bfi [[LOW]], [[HIGH]], #16, #16
9; CHECK-STRICT: ret
10
11; CHECK: ldr w0, [x0]
12; CHECK: ret
13  %tmp = load i32, i32* %p, align 2
14  ret i32 %tmp
15}
16
17define i64 @f1(i64* nocapture %p) nounwind {
18; CHECK-STRICT: ldp     w[[LOW:[0-9]+]], w[[HIGH:[0-9]+]], [x0]
19; CHECK-STRICT: bfi x[[LOW]], x[[HIGH]], #32, #32
20; CHECK-STRICT: ret
21
22; CHECK: ldr x0, [x0]
23; CHECK: ret
24  %tmp = load i64, i64* %p, align 4
25  ret i64 %tmp
26}
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