mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-10-29 23:12:55 +01:00
24 lines
593 B
LLVM
24 lines
593 B
LLVM
; Inlining used to break PHI nodes. This tests that they are correctly updated
|
|
; when a node is split around the call instruction. The verifier caught the error.
|
|
;
|
|
; RUN: llvm-as < %s | opt -inline
|
|
;
|
|
|
|
define i64 @test(i64 %X) {
|
|
ret i64 %X
|
|
}
|
|
|
|
define i64 @fib(i64 %n) {
|
|
; <label>:0
|
|
%T = icmp ult i64 %n, 2 ; <i1> [#uses=1]
|
|
br i1 %T, label %BaseCase, label %RecurseCase
|
|
|
|
RecurseCase: ; preds = %0
|
|
%result = call i64 @test( i64 %n ) ; <i64> [#uses=0]
|
|
br label %BaseCase
|
|
|
|
BaseCase: ; preds = %RecurseCase, %0
|
|
%X = phi i64 [ 1, %0 ], [ 2, %RecurseCase ] ; <i64> [#uses=1]
|
|
ret i64 %X
|
|
}
|