1; RUN: llc < %s -march=x86 | \
2; RUN:   grep shld | count 1
3;
4; Check that the isel does not fold the shld, which already folds a load
5; and has two uses, into a store.
6
7@A = external global i32                ; <i32*> [#uses=2]
8
9define i32 @test5(i32 %B, i8 %C) {
10        %tmp.1 = load i32* @A           ; <i32> [#uses=1]
11        %shift.upgrd.1 = zext i8 %C to i32              ; <i32> [#uses=1]
12        %tmp.2 = shl i32 %tmp.1, %shift.upgrd.1         ; <i32> [#uses=1]
13        %tmp.3 = sub i8 32, %C          ; <i8> [#uses=1]
14        %shift.upgrd.2 = zext i8 %tmp.3 to i32          ; <i32> [#uses=1]
15        %tmp.4 = lshr i32 %B, %shift.upgrd.2            ; <i32> [#uses=1]
16        %tmp.5 = or i32 %tmp.4, %tmp.2          ; <i32> [#uses=2]
17        store i32 %tmp.5, i32* @A
18        ret i32 %tmp.5
19}
20
21