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