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llvm-mirror/test/CodeGen/Hexagon/memops3.ll
Manman Ren 0b37dd0efc 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.

llvm-svn: 180796
2013-04-30 17:52:57 +00:00

29 lines
839 B
LLVM

; RUN: llc -march=hexagon -mcpu=hexagonv5 < %s | FileCheck %s
; Generate MemOps for V4 and above.
define void @f(i8* nocapture %p) nounwind {
entry:
; CHECK: memb(r{{[0-9]+}}{{ *}}+{{ *}}#10){{ *}}-={{ *}}#1
%add.ptr = getelementptr inbounds i8* %p, i32 10
%0 = load i8* %add.ptr, align 1
%conv = zext i8 %0 to i32
%sub = add nsw i32 %conv, 255
%conv1 = trunc i32 %sub to i8
store i8 %conv1, i8* %add.ptr, align 1
ret void
}
define void @g(i8* nocapture %p, i32 %i) nounwind {
entry:
; CHECK: memb(r{{[0-9]+}}{{ *}}+{{ *}}#10){{ *}}-={{ *}}#1
%add.ptr.sum = add i32 %i, 10
%add.ptr1 = getelementptr inbounds i8* %p, i32 %add.ptr.sum
%0 = load i8* %add.ptr1, align 1
%conv = zext i8 %0 to i32
%sub = add nsw i32 %conv, 255
%conv2 = trunc i32 %sub to i8
store i8 %conv2, i8* %add.ptr1, align 1
ret void
}