File: 2007-02-04-OrAddrMode.ll

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llvm 2.6-9.1
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; RUN: llvm-as < %s | llc -march=x86 | grep {orl	\$1, %eax}
; RUN: llvm-as < %s | llc -march=x86 | grep {leal	3(,%eax,8)}

;; This example can't fold the or into an LEA.
define i32 @test(float ** %tmp2, i32 %tmp12) {
	%tmp3 = load float** %tmp2
	%tmp132 = shl i32 %tmp12, 2		; <i32> [#uses=1]
	%tmp4 = bitcast float* %tmp3 to i8*		; <i8*> [#uses=1]
	%ctg2 = getelementptr i8* %tmp4, i32 %tmp132		; <i8*> [#uses=1]
	%tmp6 = ptrtoint i8* %ctg2 to i32		; <i32> [#uses=1]
	%tmp14 = or i32 %tmp6, 1		; <i32> [#uses=1]
	ret i32 %tmp14
}


;; This can!
define i32 @test2(i32 %a, i32 %b) {
	%c = shl i32 %a, 3
	%d = or i32 %c, 3
	ret i32 %d
}