llvm-6502/test/CodeGen/Hexagon/memops2.ll
Manman Ren 2dc50d3067 TBAA: remove !tbaa from testing cases if not used.
This will make it easier to turn on struct-path aware TBAA since the metadata
format will change.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180796 91177308-0d34-0410-b5e6-96231b3b80d8
2013-04-30 17:52:57 +00:00

29 lines
861 B
LLVM

; RUN: llc -march=hexagon -mcpu=hexagonv5 < %s | FileCheck %s
; Generate MemOps for V4 and above.
define void @f(i16* nocapture %p) nounwind {
entry:
; CHECK: memh(r{{[0-9]+}}{{ *}}+{{ *}}#20){{ *}}-={{ *}}#1
%add.ptr = getelementptr inbounds i16* %p, i32 10
%0 = load i16* %add.ptr, align 2
%conv2 = zext i16 %0 to i32
%sub = add nsw i32 %conv2, 65535
%conv1 = trunc i32 %sub to i16
store i16 %conv1, i16* %add.ptr, align 2
ret void
}
define void @g(i16* nocapture %p, i32 %i) nounwind {
entry:
; CHECK: memh(r{{[0-9]+}}{{ *}}+{{ *}}#20){{ *}}-={{ *}}#1
%add.ptr.sum = add i32 %i, 10
%add.ptr1 = getelementptr inbounds i16* %p, i32 %add.ptr.sum
%0 = load i16* %add.ptr1, align 2
%conv3 = zext i16 %0 to i32
%sub = add nsw i32 %conv3, 65535
%conv2 = trunc i32 %sub to i16
store i16 %conv2, i16* %add.ptr1, align 2
ret void
}