llvm/test/CodeGen/X86/fold-and-shift.ll
2009-09-08 23:54:48 +00:00

22 lines
684 B
LLVM

; RUN: llc < %s -march=x86 | not grep and
define i32 @t1(i8* %X, i32 %i) {
entry:
%tmp2 = shl i32 %i, 2 ; <i32> [#uses=1]
%tmp4 = and i32 %tmp2, 1020 ; <i32> [#uses=1]
%tmp7 = getelementptr i8* %X, i32 %tmp4 ; <i8*> [#uses=1]
%tmp78 = bitcast i8* %tmp7 to i32* ; <i32*> [#uses=1]
%tmp9 = load i32* %tmp78, align 4 ; <i32> [#uses=1]
ret i32 %tmp9
}
define i32 @t2(i16* %X, i32 %i) {
entry:
%tmp2 = shl i32 %i, 1 ; <i32> [#uses=1]
%tmp4 = and i32 %tmp2, 131070 ; <i32> [#uses=1]
%tmp7 = getelementptr i16* %X, i32 %tmp4 ; <i16*> [#uses=1]
%tmp78 = bitcast i16* %tmp7 to i32* ; <i32*> [#uses=1]
%tmp9 = load i32* %tmp78, align 4 ; <i32> [#uses=1]
ret i32 %tmp9
}