1 ; RUN: llc < %s -march=x86 | \
2 ; RUN: grep shld | count 1
4 ; Check that the isel does not fold the shld, which already folds a load
5 ; and has two uses, into a store.
7 @A = external global i32 ; <i32*> [#uses=2]
9 define 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