; RUN: llc < %s | |
; Test that a sequence of constant indices are folded correctly | |
; into the equivalent offset at compile-time. | |
%MixedA = type { float, [15 x i32], i8, float } | |
%MixedB = type { float, %MixedA, float } | |
@fmtArg = internal global [44 x i8] c"sqrt(2) = %g\0Aexp(1) = %g\0Api = %g\0Afive = %g\0A\00" ; <[44 x i8]*> [#uses=1] | |
declare i32 @printf(i8*, ...) | |
define i32 @main() { | |
%ScalarA = alloca %MixedA ; <%MixedA*> [#uses=1] | |
%ScalarB = alloca %MixedB ; <%MixedB*> [#uses=1] | |
%ArrayA = alloca %MixedA, i32 4 ; <%MixedA*> [#uses=3] | |
%ArrayB = alloca %MixedB, i32 3 ; <%MixedB*> [#uses=2] | |
%I1 = getelementptr %MixedA* %ScalarA, i64 0, i32 0 ; <float*> [#uses=2] | |
store float 0x3FF6A09020000000, float* %I1 | |
%I2 = getelementptr %MixedB* %ScalarB, i64 0, i32 1, i32 0 ; <float*> [#uses=2] | |
store float 0x4005BF1420000000, float* %I2 | |
%fptrA = getelementptr %MixedA* %ArrayA, i64 1, i32 0 ; <float*> [#uses=1] | |
%fptrB = getelementptr %MixedB* %ArrayB, i64 2, i32 1, i32 0 ; <float*> [#uses=1] | |
store float 0x400921CAC0000000, float* %fptrA | |
store float 5.000000e+00, float* %fptrB | |
;; Test that a sequence of GEPs with constant indices are folded right | |
%fptrA1 = getelementptr %MixedA* %ArrayA, i64 3 ; <%MixedA*> [#uses=1] | |
%fptrA2 = getelementptr %MixedA* %fptrA1, i64 0, i32 1 ; <[15 x i32]*> [#uses=1] | |
%fptrA3 = getelementptr [15 x i32]* %fptrA2, i64 0, i64 8 ; <i32*> [#uses=1] | |
store i32 5, i32* %fptrA3 | |
%sqrtTwo = load float* %I1 ; <float> [#uses=1] | |
%exp = load float* %I2 ; <float> [#uses=1] | |
%I3 = getelementptr %MixedA* %ArrayA, i64 1, i32 0 ; <float*> [#uses=1] | |
%pi = load float* %I3 ; <float> [#uses=1] | |
%I4 = getelementptr %MixedB* %ArrayB, i64 2, i32 1, i32 0 ; <float*> [#uses=1] | |
%five = load float* %I4 ; <float> [#uses=1] | |
%dsqrtTwo = fpext float %sqrtTwo to double ; <double> [#uses=1] | |
%dexp = fpext float %exp to double ; <double> [#uses=1] | |
%dpi = fpext float %pi to double ; <double> [#uses=1] | |
%dfive = fpext float %five to double ; <double> [#uses=1] | |
%castFmt = getelementptr [44 x i8]* @fmtArg, i64 0, i64 0 ; <i8*> [#uses=1] | |
call i32 (i8*, ...)* @printf( i8* %castFmt, double %dsqrtTwo, double %dexp, double %dpi, double %dfive ) ; <i32>:1 [#uses=0] | |
ret i32 0 | |
} |