2009-08-10-ISelBug.ll
586 Bytes
; RUN: llc < %s -mtriple=thumbv7-apple-darwin -mattr=+vfp2
define float @t1(i32 %v0) nounwind {
entry:
store i32 undef, i32* undef, align 4
%0 = load [4 x i8]*, [4 x i8]** undef, align 4 ; <[4 x i8]*> [#uses=1]
%1 = load i8, i8* undef, align 1 ; <i8> [#uses=1]
%2 = zext i8 %1 to i32 ; <i32> [#uses=1]
%3 = getelementptr [4 x i8], [4 x i8]* %0, i32 %v0, i32 0 ; <i8*> [#uses=1]
%4 = load i8, i8* %3, align 1 ; <i8> [#uses=1]
%5 = zext i8 %4 to i32 ; <i32> [#uses=1]
%6 = sub i32 %5, %2 ; <i32> [#uses=1]
%7 = sitofp i32 %6 to float ; <float> [#uses=1]
ret float %7
}