xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/fold-mul-lohi.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -march=x86            | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s
3*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: lea
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Worker@B = external global [1000 x i8], align 32
6*9880d681SAndroid Build Coastguard Worker@A = external global [1000 x i8], align 32
7*9880d681SAndroid Build Coastguard Worker@P = external global [1000 x i8], align 32
8*9880d681SAndroid Build Coastguard Worker
9*9880d681SAndroid Build Coastguard Workerdefine void @foo(i32 %m) nounwind {
10*9880d681SAndroid Build Coastguard Workerentry:
11*9880d681SAndroid Build Coastguard Worker	%tmp1 = icmp sgt i32 %m, 0
12*9880d681SAndroid Build Coastguard Worker	br i1 %tmp1, label %bb, label %return
13*9880d681SAndroid Build Coastguard Worker
14*9880d681SAndroid Build Coastguard Workerbb:
15*9880d681SAndroid Build Coastguard Worker	%i.019.0 = phi i32 [ %indvar.next, %bb ], [ 0, %entry ]
16*9880d681SAndroid Build Coastguard Worker	%tmp2 = getelementptr [1000 x i8], [1000 x i8]* @B, i32 0, i32 %i.019.0
17*9880d681SAndroid Build Coastguard Worker	%tmp3 = load i8, i8* %tmp2, align 4
18*9880d681SAndroid Build Coastguard Worker	%tmp4 = mul i8 %tmp3, 2
19*9880d681SAndroid Build Coastguard Worker	%tmp5 = getelementptr [1000 x i8], [1000 x i8]* @A, i32 0, i32 %i.019.0
20*9880d681SAndroid Build Coastguard Worker	store i8 %tmp4, i8* %tmp5, align 4
21*9880d681SAndroid Build Coastguard Worker	%tmp8 = mul i32 %i.019.0, 9
22*9880d681SAndroid Build Coastguard Worker	%tmp10 = getelementptr [1000 x i8], [1000 x i8]* @P, i32 0, i32 %tmp8
23*9880d681SAndroid Build Coastguard Worker	store i8 17, i8* %tmp10, align 4
24*9880d681SAndroid Build Coastguard Worker	%indvar.next = add i32 %i.019.0, 1
25*9880d681SAndroid Build Coastguard Worker	%exitcond = icmp eq i32 %indvar.next, %m
26*9880d681SAndroid Build Coastguard Worker	br i1 %exitcond, label %return, label %bb
27*9880d681SAndroid Build Coastguard Worker
28*9880d681SAndroid Build Coastguard Workerreturn:
29*9880d681SAndroid Build Coastguard Worker	ret void
30*9880d681SAndroid Build Coastguard Worker}
31*9880d681SAndroid Build Coastguard Worker
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