llvm/test/CodeGen/X86/2012-03-26-PostRALICMBug.ll
2013-03-12 16:27:52 +00:00

61 lines
2.3 KiB
LLVM

; REQUIRES: asserts
; RUN: llc < %s -mtriple=x86_64-apple-darwin10 -stats 2>&1 | \
; RUN: not grep "Number of machine instructions hoisted out of loops post regalloc"
; rdar://11095580
%struct.ref_s = type { %union.color_sample, i16, i16 }
%union.color_sample = type { i64 }
@table = external global [3891 x i64]
declare i32 @foo()
define i32 @zarray(%struct.ref_s* nocapture %op) nounwind ssp {
entry:
%call = tail call i32 @foo()
%tmp = ashr i32 %call, 31
%0 = and i32 %tmp, 1396
%index9 = add i32 %0, 2397
indirectbr i8* undef, [label %return, label %if.end]
if.end: ; preds = %entry
%size5 = getelementptr inbounds %struct.ref_s* %op, i64 0, i32 2
%tmp6 = load i16* %size5, align 2
%tobool1 = icmp eq i16 %tmp6, 0
%1 = select i1 %tobool1, i32 1396, i32 -1910
%index10 = add i32 %index9, %1
indirectbr i8* undef, [label %return, label %while.body.lr.ph]
while.body.lr.ph: ; preds = %if.end
%refs = bitcast %struct.ref_s* %op to %struct.ref_s**
%tmp9 = load %struct.ref_s** %refs, align 8
%tmp4 = zext i16 %tmp6 to i64
%index13 = add i32 %index10, 1658
%2 = sext i32 %index13 to i64
%3 = getelementptr [3891 x i64]* @table, i64 0, i64 %2
%blockaddress14 = load i64* %3, align 8
%4 = inttoptr i64 %blockaddress14 to i8*
indirectbr i8* %4, [label %while.body]
while.body: ; preds = %while.body, %while.body.lr.ph
%index7 = phi i32 [ %index15, %while.body ], [ %index13, %while.body.lr.ph ]
%indvar = phi i64 [ %indvar.next, %while.body ], [ 0, %while.body.lr.ph ]
%type_attrs = getelementptr %struct.ref_s* %tmp9, i64 %indvar, i32 1
store i16 32, i16* %type_attrs, align 2
%indvar.next = add i64 %indvar, 1
%exitcond5 = icmp eq i64 %indvar.next, %tmp4
%tmp7 = select i1 %exitcond5, i32 1648, i32 0
%index15 = add i32 %index7, %tmp7
%tmp8 = select i1 %exitcond5, i64 13, i64 0
%5 = sext i32 %index15 to i64
%6 = getelementptr [3891 x i64]* @table, i64 0, i64 %5
%blockaddress16 = load i64* %6, align 8
%7 = inttoptr i64 %blockaddress16 to i8*
indirectbr i8* %7, [label %return, label %while.body]
return: ; preds = %while.body, %if.end, %entry
%retval.0 = phi i32 [ %call, %entry ], [ 0, %if.end ], [ 0, %while.body ]
ret i32 %retval.0
}