1 ; RUN: opt < %s -scalarrepl -S | \ 2 ; RUN: not grep alloca 3 4 target datalayout = "E-p:32:32" 5 target triple = "powerpc-apple-darwin8.0.0" 6 7 define i64 @test1(i64 %X) { 8 %A = alloca i64 ; <i64*> [#uses=3] 9 store i64 %X, i64* %A 10 %B = bitcast i64* %A to i32* ; <i32*> [#uses=1] 11 %C = bitcast i32* %B to i8* ; <i8*> [#uses=1] 12 store i8 0, i8* %C 13 %Y = load i64* %A ; <i64> [#uses=1] 14 ret i64 %Y 15 } 16 17 define i8 @test2(i64 %X) { 18 %X_addr = alloca i64 ; <i64*> [#uses=2] 19 store i64 %X, i64* %X_addr 20 %tmp.0 = bitcast i64* %X_addr to i32* ; <i32*> [#uses=1] 21 %tmp.1 = getelementptr i32* %tmp.0, i32 1 ; <i32*> [#uses=1] 22 %tmp.2 = bitcast i32* %tmp.1 to i8* ; <i8*> [#uses=1] 23 %tmp.3 = getelementptr i8* %tmp.2, i32 3 ; <i8*> [#uses=1] 24 %tmp.2.upgrd.1 = load i8* %tmp.3 ; <i8> [#uses=1] 25 ret i8 %tmp.2.upgrd.1 26 } 27 28 define i16 @crafty(i64 %X) { 29 %a = alloca { i64 } ; <{ i64 }*> [#uses=2] 30 %tmp.0 = getelementptr { i64 }* %a, i32 0, i32 0 ; <i64*> [#uses=1] 31 store i64 %X, i64* %tmp.0 32 %tmp.3 = bitcast { i64 }* %a to [4 x i16]* ; <[4 x i16]*> [#uses=2] 33 %tmp.4 = getelementptr [4 x i16]* %tmp.3, i32 0, i32 3 ; <i16*> [#uses=1] 34 %tmp.5 = load i16* %tmp.4 ; <i16> [#uses=1] 35 %tmp.8 = getelementptr [4 x i16]* %tmp.3, i32 0, i32 2 ; <i16*> [#uses=1] 36 %tmp.9 = load i16* %tmp.8 ; <i16> [#uses=1] 37 %tmp.10 = or i16 %tmp.9, %tmp.5 ; <i16> [#uses=1] 38 ret i16 %tmp.10 39 } 40 41 define i16 @crafty2(i64 %X) { 42 %a = alloca i64 ; <i64*> [#uses=2] 43 store i64 %X, i64* %a 44 %tmp.3 = bitcast i64* %a to [4 x i16]* ; <[4 x i16]*> [#uses=2] 45 %tmp.4 = getelementptr [4 x i16]* %tmp.3, i32 0, i32 3 ; <i16*> [#uses=1] 46 %tmp.5 = load i16* %tmp.4 ; <i16> [#uses=1] 47 %tmp.8 = getelementptr [4 x i16]* %tmp.3, i32 0, i32 2 ; <i16*> [#uses=1] 48 %tmp.9 = load i16* %tmp.8 ; <i16> [#uses=1] 49 %tmp.10 = or i16 %tmp.9, %tmp.5 ; <i16> [#uses=1] 50 ret i16 %tmp.10 51 } 52
