xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/2008-12-01-loop-iv-used-outside-loop.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=i386-apple-darwin | not grep lea
2*9880d681SAndroid Build Coastguard Worker; The inner loop should use [reg] addressing, not [reg+reg] addressing.
3*9880d681SAndroid Build Coastguard Worker; rdar://6403965
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workertarget 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-f80:128:128"
6*9880d681SAndroid Build Coastguard Workertarget triple = "i386-apple-darwin9.5"
7*9880d681SAndroid Build Coastguard Worker
8*9880d681SAndroid Build Coastguard Workerdefine i8* @test(i8* %Q, i32* %L) nounwind {
9*9880d681SAndroid Build Coastguard Workerentry:
10*9880d681SAndroid Build Coastguard Worker	br label %bb1
11*9880d681SAndroid Build Coastguard Worker
12*9880d681SAndroid Build Coastguard Workerbb:		; preds = %bb1, %bb1
13*9880d681SAndroid Build Coastguard Worker	%indvar.next = add i32 %P.0.rec, 1		; <i32> [#uses=1]
14*9880d681SAndroid Build Coastguard Worker	br label %bb1
15*9880d681SAndroid Build Coastguard Worker
16*9880d681SAndroid Build Coastguard Workerbb1:		; preds = %bb, %entry
17*9880d681SAndroid Build Coastguard Worker	%P.0.rec = phi i32 [ 0, %entry ], [ %indvar.next, %bb ]		; <i32> [#uses=3]
18*9880d681SAndroid Build Coastguard Worker	%P.0 = getelementptr i8, i8* %Q, i32 %P.0.rec		; <i8*> [#uses=2]
19*9880d681SAndroid Build Coastguard Worker	%0 = load i8, i8* %P.0, align 1		; <i8> [#uses=1]
20*9880d681SAndroid Build Coastguard Worker	switch i8 %0, label %bb3 [
21*9880d681SAndroid Build Coastguard Worker		i8 12, label %bb
22*9880d681SAndroid Build Coastguard Worker		i8 42, label %bb
23*9880d681SAndroid Build Coastguard Worker	]
24*9880d681SAndroid Build Coastguard Worker
25*9880d681SAndroid Build Coastguard Workerbb3:		; preds = %bb1
26*9880d681SAndroid Build Coastguard Worker	%P.0.sum = add i32 %P.0.rec, 2		; <i32> [#uses=1]
27*9880d681SAndroid Build Coastguard Worker	%1 = getelementptr i8, i8* %Q, i32 %P.0.sum		; <i8*> [#uses=1]
28*9880d681SAndroid Build Coastguard Worker	store i8 4, i8* %1, align 1
29*9880d681SAndroid Build Coastguard Worker	ret i8* %P.0
30*9880d681SAndroid Build Coastguard Worker}
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