45 lines
1.1 KiB
LLVM
45 lines
1.1 KiB
LLVM
|
; RUN: llc -O2 -march=hexagon < %s | FileCheck %s
|
||
|
|
; Test that we do generate max #u5 in memops.
|
||
|
|
; CHECK: memh(r{{[0-9]+}}+#0) -= #31
|
||
|
|
|
||
|
|
@g0 = unnamed_addr global i16 -32, align 2
|
||
|
|
|
||
|
|
; Function Attrs: norecurse nounwind
|
||
|
|
define fastcc void @f0() unnamed_addr #0 {
|
||
|
|
b0:
|
||
|
|
%v0 = load i16, i16* @g0, align 1, !tbaa !4
|
||
|
|
%v1 = zext i16 %v0 to i32
|
||
|
|
%v2 = mul nuw nsw i32 %v1, 9625
|
||
|
|
%v3 = and i32 %v2, 255
|
||
|
|
%v4 = mul nuw nsw i32 %v3, 9625
|
||
|
|
%v5 = and i32 %v4, 255
|
||
|
|
%v6 = trunc i32 %v5 to i16
|
||
|
|
store i16 %v6, i16* @g0, align 2, !tbaa !4
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
define i32 @f1() {
|
||
|
|
b0:
|
||
|
|
%v0 = load i16, i16* @g0, align 2, !tbaa !4
|
||
|
|
%v1 = zext i16 %v0 to i32
|
||
|
|
%v2 = add nuw nsw i32 %v1, 65505
|
||
|
|
%v3 = trunc i32 %v2 to i16
|
||
|
|
store i16 %v3, i16* @g0, align 2, !tbaa !4
|
||
|
|
tail call fastcc void @f0()
|
||
|
|
%v4 = load i16, i16* @g0, align 2, !tbaa !4
|
||
|
|
%v5 = zext i16 %v4 to i32
|
||
|
|
ret i32 %v5
|
||
|
|
}
|
||
|
|
|
||
|
|
attributes #0 = { norecurse nounwind "target-cpu"="hexagonv55" }
|
||
|
|
|
||
|
|
!llvm.module.flags = !{!0, !2}
|
||
|
|
|
||
|
|
!0 = !{i32 6, !"Target CPU", !1}
|
||
|
|
!1 = !{!"hexagonv55"}
|
||
|
|
!2 = !{i32 6, !"Target Features", !3}
|
||
|
|
!3 = !{!"-hvx"}
|
||
|
|
!4 = !{!5, !5, i64 0}
|
||
|
|
!5 = !{!"omnipotent char", !6, i64 0}
|
||
|
|
!6 = !{!"Simple C/C++ TBAA"}
|