xref: /aosp_15_r20/external/llvm/test/CodeGen/AArch64/branch-folder-merge-mmos.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -march=aarch64 -mtriple=aarch64-none-linux-gnu -stop-after branch-folder -o - < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-m:e-i64:64-i128:128-n32:64-S128"
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Worker; Function Attrs: norecurse nounwind
5*9880d681SAndroid Build Coastguard Workerdefine void @foo(i32 %a, i32 %b, float* nocapture %foo_arr) #0 {
6*9880d681SAndroid Build Coastguard Worker; CHECK: (load 4 from %ir.arrayidx1.{{i[1-2]}}), (load 4 from %ir.arrayidx1.{{i[1-2]}})
7*9880d681SAndroid Build Coastguard Workerentry:
8*9880d681SAndroid Build Coastguard Worker  %cmp = icmp sgt i32 %a, 0
9*9880d681SAndroid Build Coastguard Worker  br i1 %cmp, label %if.then, label %if.end
10*9880d681SAndroid Build Coastguard Worker
11*9880d681SAndroid Build Coastguard Workerif.then:                                          ; preds = %entry
12*9880d681SAndroid Build Coastguard Worker  %0 = load float, float* %foo_arr, align 4
13*9880d681SAndroid Build Coastguard Worker  %arrayidx1.i1 = getelementptr inbounds float, float* %foo_arr, i64 1
14*9880d681SAndroid Build Coastguard Worker  %1 = load float, float* %arrayidx1.i1, align 4
15*9880d681SAndroid Build Coastguard Worker  %sub.i = fsub float %0, %1
16*9880d681SAndroid Build Coastguard Worker  store float %sub.i, float* %foo_arr, align 4
17*9880d681SAndroid Build Coastguard Worker  br label %if.end3
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard Workerif.end:                                           ; preds = %entry
20*9880d681SAndroid Build Coastguard Worker  %cmp1 = icmp sgt i32 %b, 0
21*9880d681SAndroid Build Coastguard Worker  br i1 %cmp1, label %if.then2, label %if.end3
22*9880d681SAndroid Build Coastguard Worker
23*9880d681SAndroid Build Coastguard Workerif.then2:                                         ; preds = %if.end
24*9880d681SAndroid Build Coastguard Worker  %2 = load float, float* %foo_arr, align 4
25*9880d681SAndroid Build Coastguard Worker  %arrayidx1.i2 = getelementptr inbounds float, float* %foo_arr, i64 1
26*9880d681SAndroid Build Coastguard Worker  %3 = load float, float* %arrayidx1.i2, align 4
27*9880d681SAndroid Build Coastguard Worker  %sub.i3 = fsub float %2, %3
28*9880d681SAndroid Build Coastguard Worker  store float %sub.i3, float* %foo_arr, align 4
29*9880d681SAndroid Build Coastguard Worker  br label %if.end3
30*9880d681SAndroid Build Coastguard Worker
31*9880d681SAndroid Build Coastguard Workerif.end3:                                          ; preds = %if.then2, %if.end, %if.then
32*9880d681SAndroid Build Coastguard Worker  ret void
33*9880d681SAndroid Build Coastguard Worker}
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