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1; All of these ands and shifts should be folded into rlwimi's2; RUN: llc -verify-machineinstrs < %s -mtriple=ppc32-- -o %t3; RUN: grep rlwimi %t | count 44; RUN: not grep srwi %t5; RUN: not grep slwi %t6 7define i16 @test1(i32 %srcA, i32 %srcB, i32 %alpha) nounwind {8entry:9 %tmp.1 = shl i32 %srcA, 15 ; <i32> [#uses=1]10 %tmp.4 = and i32 %tmp.1, 32505856 ; <i32> [#uses=1]11 %tmp.6 = and i32 %srcA, 31775 ; <i32> [#uses=1]12 %tmp.7 = or i32 %tmp.4, %tmp.6 ; <i32> [#uses=1]13 %tmp.9 = shl i32 %srcB, 15 ; <i32> [#uses=1]14 %tmp.12 = and i32 %tmp.9, 32505856 ; <i32> [#uses=1]15 %tmp.14 = and i32 %srcB, 31775 ; <i32> [#uses=1]16 %tmp.15 = or i32 %tmp.12, %tmp.14 ; <i32> [#uses=1]17 %tmp.18 = mul i32 %tmp.7, %alpha ; <i32> [#uses=1]18 %tmp.20 = sub i32 32, %alpha ; <i32> [#uses=1]19 %tmp.22 = mul i32 %tmp.15, %tmp.20 ; <i32> [#uses=1]20 %tmp.23 = add i32 %tmp.22, %tmp.18 ; <i32> [#uses=2]21 %tmp.27 = lshr i32 %tmp.23, 5 ; <i32> [#uses=1]22 %tmp.28 = trunc i32 %tmp.27 to i16 ; <i16> [#uses=1]23 %tmp.29 = and i16 %tmp.28, 31775 ; <i16> [#uses=1]24 %tmp.33 = lshr i32 %tmp.23, 20 ; <i32> [#uses=1]25 %tmp.34 = trunc i32 %tmp.33 to i16 ; <i16> [#uses=1]26 %tmp.35 = and i16 %tmp.34, 992 ; <i16> [#uses=1]27 %tmp.36 = or i16 %tmp.29, %tmp.35 ; <i16> [#uses=1]28 ret i16 %tmp.3629}30