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; RUN: llc < %s -regalloc=fast -optimize-regalloc=0 -verify-machineinstrs -mtriple=x86_64-apple-darwin10
; <rdar://problem/7755473>
; PR12821
%0 = type { i32, i8*, i8*, %1*, i8*, i64, i64, i32, i32, i32, i32, [1024 x i8] }
%1 = type { i8*, i32, i32, i16, i16, %2, i32, i8*, i32 (i8*)*, i32 (i8*, i8*, i32)*, i64 (i8*, i64, i32)*, i32 (i8*, i8*, i32)*, %2, %3*, i32, [3 x i8], [1 x i8], %2, i32, i64 }
%2 = type { i8*, i32 }
%3 = type opaque
declare fastcc i32 @func(%0*, i32, i32) nounwind ssp
define fastcc void @func2(%0* %arg, i32 %arg1) nounwind ssp {
bb:
br label %.exit3
.exit3: ; preds = %.exit3, %bb
switch i32 undef, label %.exit3 [
i32 -1, label %.loopexit
i32 37, label %bb2
]
bb2: ; preds = %bb5, %bb3, %.exit3
br i1 undef, label %bb3, label %bb5
bb3: ; preds = %bb2
switch i32 undef, label %infloop [
i32 125, label %.loopexit
i32 -1, label %bb4
i32 37, label %bb2
]
bb4: ; preds = %bb3
%tmp = add nsw i32 undef, 1 ; <i32> [#uses=1]
br label %.loopexit
bb5: ; preds = %bb2
switch i32 undef, label %infloop1 [
i32 -1, label %.loopexit
i32 37, label %bb2
]
.loopexit: ; preds = %bb5, %bb4, %bb3, %.exit3
%.04 = phi i32 [ %tmp, %bb4 ], [ undef, %bb3 ], [ undef, %.exit3 ], [ undef, %bb5 ] ; <i32> [#uses=2]
br i1 undef, label %bb8, label %bb6
bb6: ; preds = %.loopexit
%tmp7 = tail call fastcc i32 @func(%0* %arg, i32 %.04, i32 undef) nounwind ssp ; <i32> [#uses=0]
ret void
bb8: ; preds = %.loopexit
%tmp9 = sext i32 %.04 to i64 ; <i64> [#uses=1]
%tmp10 = getelementptr inbounds %0, %0* %arg, i64 0, i32 11, i64 %tmp9 ; <i8*> [#uses=1]
store i8 0, i8* %tmp10, align 1
ret void
infloop: ; preds = %infloop, %bb3
br label %infloop
infloop1: ; preds = %infloop1, %bb5
br label %infloop1
}
; RAFast would forget to add a super-register <imp-def> when rewriting:
; %vreg10:sub_32bit<def,read-undef> = COPY %R9D<kill>
; This trips up the machine code verifier.
define void @autogen_SD24657(i8*, i32*, i64*, i32, i64, i8) {
BB:
%A4 = alloca <16 x i16>
%A3 = alloca double
%A2 = alloca <2 x i8>
%A1 = alloca i1
%A = alloca i32
%L = load i8, i8* %0
store i8 -37, i8* %0
%E = extractelement <4 x i64> zeroinitializer, i32 2
%Shuff = shufflevector <4 x i64> zeroinitializer, <4 x i64> zeroinitializer, <4 x i32> <i32 5, i32 7, i32 1, i32 3>
%I = insertelement <2 x i8> <i8 -1, i8 -1>, i8 %5, i32 1
%B = fadd float 0x45CDF5B1C0000000, 0x45CDF5B1C0000000
%FC = uitofp i32 275048 to double
%Sl = select i1 true, <2 x i8> %I, <2 x i8> <i8 -1, i8 -1>
%Cmp = icmp slt i64 0, %E
br label %CF
CF: ; preds = %BB
store i8 %5, i8* %0
store <2 x i8> %I, <2 x i8>* %A2
store i8 %5, i8* %0
store i8 %5, i8* %0
store i8 %5, i8* %0
ret void
}
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