llvm-6502/test/Transforms/LoopUnroll/2007-05-05-UnrollMiscomp.ll

37 lines
2.0 KiB
LLVM
Raw Normal View History

; RUN: opt < %s -loop-unroll -S | not grep undef
; PR1385
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64"
target triple = "i686-apple-darwin8"
%struct.__mpz_struct = type { i32, i32, i32* }
define void @Foo(%struct.__mpz_struct* %base) {
entry:
%want = alloca [1 x %struct.__mpz_struct], align 16 ; <[1 x %struct.__mpz_struct]*> [#uses=4]
%want1 = getelementptr [1 x %struct.__mpz_struct]* %want, i32 0, i32 0 ; <%struct.__mpz_struct*> [#uses=1]
call void @__gmpz_init( %struct.__mpz_struct* %want1 )
%want27 = getelementptr [1 x %struct.__mpz_struct]* %want, i32 0, i32 0 ; <%struct.__mpz_struct*> [#uses=1]
%want3 = getelementptr [1 x %struct.__mpz_struct]* %want, i32 0, i32 0 ; <%struct.__mpz_struct*> [#uses=1]
%want2 = getelementptr [1 x %struct.__mpz_struct]* %want, i32 0, i32 0 ; <%struct.__mpz_struct*> [#uses=2]
br label %bb
bb: ; preds = %bb, %entry
%i.01.0 = phi i32 [ 0, %entry ], [ %indvar.next, %bb ] ; <i32> [#uses=1]
%want23.0 = phi %struct.__mpz_struct* [ %want27, %entry ], [ %want2, %bb ] ; <%struct.__mpz_struct*> [#uses=1]
call void @__gmpz_mul( %struct.__mpz_struct* %want23.0, %struct.__mpz_struct* %want3, %struct.__mpz_struct* %base )
%indvar.next = add i32 %i.01.0, 1 ; <i32> [#uses=2]
%exitcond = icmp ne i32 %indvar.next, 2 ; <i1> [#uses=1]
br i1 %exitcond, label %bb, label %bb10
bb10: ; preds = %bb
%want2.lcssa = phi %struct.__mpz_struct* [ %want2, %bb ] ; <%struct.__mpz_struct*> [#uses=1]
call void @__gmpz_clear( %struct.__mpz_struct* %want2.lcssa )
ret void
}
declare void @__gmpz_init(%struct.__mpz_struct*)
declare void @__gmpz_mul(%struct.__mpz_struct*, %struct.__mpz_struct*, %struct.__mpz_struct*)
declare void @__gmpz_clear(%struct.__mpz_struct*)