1; RUN: llc < %s 2 3; Test that a sequence of constant indices are folded correctly 4; into the equivalent offset at compile-time. 5 6 %MixedA = type { float, [15 x i32], i8, float } 7 %MixedB = type { float, %MixedA, float } 8@fmtArg = internal global [44 x i8] c"sqrt(2) = %g\0Aexp(1) = %g\0Api = %g\0Afive = %g\0A\00" ; <[44 x i8]*> [#uses=1] 9 10declare i32 @printf(i8*, ...) 11 12define i32 @main() { 13 %ScalarA = alloca %MixedA ; <%MixedA*> [#uses=1] 14 %ScalarB = alloca %MixedB ; <%MixedB*> [#uses=1] 15 %ArrayA = alloca %MixedA, i32 4 ; <%MixedA*> [#uses=3] 16 %ArrayB = alloca %MixedB, i32 3 ; <%MixedB*> [#uses=2] 17 %I1 = getelementptr %MixedA, %MixedA* %ScalarA, i64 0, i32 0 ; <float*> [#uses=2] 18 store float 0x3FF6A09020000000, float* %I1 19 %I2 = getelementptr %MixedB, %MixedB* %ScalarB, i64 0, i32 1, i32 0 ; <float*> [#uses=2] 20 store float 0x4005BF1420000000, float* %I2 21 %fptrA = getelementptr %MixedA, %MixedA* %ArrayA, i64 1, i32 0 ; <float*> [#uses=1] 22 %fptrB = getelementptr %MixedB, %MixedB* %ArrayB, i64 2, i32 1, i32 0 ; <float*> [#uses=1] 23 store float 0x400921CAC0000000, float* %fptrA 24 store float 5.000000e+00, float* %fptrB 25 26 ;; Test that a sequence of GEPs with constant indices are folded right 27 %fptrA1 = getelementptr %MixedA, %MixedA* %ArrayA, i64 3 ; <%MixedA*> [#uses=1] 28 %fptrA2 = getelementptr %MixedA, %MixedA* %fptrA1, i64 0, i32 1 ; <[15 x i32]*> [#uses=1] 29 %fptrA3 = getelementptr [15 x i32], [15 x i32]* %fptrA2, i64 0, i64 8 ; <i32*> [#uses=1] 30 store i32 5, i32* %fptrA3 31 %sqrtTwo = load float, float* %I1 ; <float> [#uses=1] 32 %exp = load float, float* %I2 ; <float> [#uses=1] 33 %I3 = getelementptr %MixedA, %MixedA* %ArrayA, i64 1, i32 0 ; <float*> [#uses=1] 34 %pi = load float, float* %I3 ; <float> [#uses=1] 35 %I4 = getelementptr %MixedB, %MixedB* %ArrayB, i64 2, i32 1, i32 0 ; <float*> [#uses=1] 36 %five = load float, float* %I4 ; <float> [#uses=1] 37 %dsqrtTwo = fpext float %sqrtTwo to double ; <double> [#uses=1] 38 %dexp = fpext float %exp to double ; <double> [#uses=1] 39 %dpi = fpext float %pi to double ; <double> [#uses=1] 40 %dfive = fpext float %five to double ; <double> [#uses=1] 41 %castFmt = getelementptr [44 x i8], [44 x i8]* @fmtArg, i64 0, i64 0 ; <i8*> [#uses=1] 42 call i32 (i8*, ...) @printf( i8* %castFmt, double %dsqrtTwo, double %dexp, double %dpi, double %dfive ) ; <i32>:1 [#uses=0] 43 ret i32 0 44} 45