source: icGREP/icgrep-devel/llvm-3.8.0.src/test/CodeGen/AArch64/fast-isel-switch-phi.ll @ 5027

Last change on this file since 5027 was 5027, checked in by cameron, 3 years ago

Upgrade to llvm 3.8

File size: 553 bytes
Line 
1; RUN: llc -mtriple=aarch64-apple-darwin -fast-isel -verify-machineinstrs < %s
2
3; Test that the Machine Instruction PHI node doesn't have more than one operand
4; from the same predecessor.
5define i32 @foo(i32 %a, i32 %b, i1 %c) {
6entry:
7  br i1 %c, label %switch, label %direct
8
9switch:
10  switch i32 %a, label %exit [
11    i32 43, label %continue
12    i32 45, label %continue
13  ]
14
15direct:
16  %var = add i32 %b, 1
17  br label %continue
18
19continue:
20  %var.phi = phi i32 [ %var, %direct ], [ 0, %switch ], [ 0, %switch ]
21  ret i32 %var.phi
22
23exit:
24  ret i32 1
25}
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