indirectbr.ll
1.82 KB
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; RUN: llc -march=msp430 < %s
@nextaddr = global i8* null ; <i8**> [#uses=2]
@C.0.2070 = private constant [5 x i8*] [i8* blockaddress(@foo, %L1), i8* blockaddress(@foo, %L2), i8* blockaddress(@foo, %L3), i8* blockaddress(@foo, %L4), i8* blockaddress(@foo, %L5)] ; <[5 x i8*]*> [#uses=1]
define internal i16 @foo(i16 %i) nounwind {
entry:
%0 = load i8*, i8** @nextaddr, align 4 ; <i8*> [#uses=2]
%1 = icmp eq i8* %0, null ; <i1> [#uses=1]
br i1 %1, label %bb3, label %bb2
bb2: ; preds = %bb3, %entry
%gotovar.4.0 = phi i8* [ %gotovar.4.0.pre, %bb3 ], [ %0, %entry ] ; <i8*> [#uses=1]
indirectbr i8* %gotovar.4.0, [label %L5, label %L4, label %L3, label %L2, label %L1]
bb3: ; preds = %entry
%2 = getelementptr inbounds [5 x i8*], [5 x i8*]* @C.0.2070, i16 0, i16 %i ; <i8**> [#uses=1]
%gotovar.4.0.pre = load i8*, i8** %2, align 4 ; <i8*> [#uses=1]
br label %bb2
L5: ; preds = %bb2
br label %L4
L4: ; preds = %L5, %bb2
%res.0 = phi i16 [ 385, %L5 ], [ 35, %bb2 ] ; <i16> [#uses=1]
br label %L3
L3: ; preds = %L4, %bb2
%res.1 = phi i16 [ %res.0, %L4 ], [ 5, %bb2 ] ; <i16> [#uses=1]
br label %L2
L2: ; preds = %L3, %bb2
%res.2 = phi i16 [ %res.1, %L3 ], [ 1, %bb2 ] ; <i16> [#uses=1]
%phitmp = mul i16 %res.2, 6 ; <i16> [#uses=1]
br label %L1
L1: ; preds = %L2, %bb2
%res.3 = phi i16 [ %phitmp, %L2 ], [ 2, %bb2 ] ; <i16> [#uses=1]
store i8* blockaddress(@foo, %L5), i8** @nextaddr, align 4
ret i16 %res.3
}