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llvm-mirror/test/Transforms/InstSimplify/pr33957.ll
Eric Christopher a62270de2c Revert "Temporarily Revert "Add basic loop fusion pass.""
The reversion apparently deleted the test/Transforms directory.

Will be re-reverting again.

llvm-svn: 358552
2019-04-17 04:52:47 +00:00

30 lines
812 B
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -loop-unroll -S %s | FileCheck %s
%struct.bar = type { i32 }
@global = external constant [78 x %struct.bar], align 4
define void @patatino(i32 %x) {
; CHECK-LABEL: @patatino(
; CHECK-NEXT: bb:
; CHECK-NEXT: br i1 true, label [[BB1_PREHEADER:%.*]], label [[BB3:%.*]]
; CHECK: bb1.preheader:
; CHECK-NEXT: br label [[BB1:%.*]]
; CHECK: bb1:
; CHECK-NEXT: br label [[BB3]]
; CHECK: bb3:
; CHECK-NEXT: ret void
;
bb:
br i1 true, label %bb1, label %bb3
bb1:
%tmp = getelementptr inbounds [78 x %struct.bar], [78 x %struct.bar]* @global, i32 0, <4 x i32> undef
%tmp2 = getelementptr inbounds %struct.bar, <4 x %struct.bar*> %tmp, i32 1
br i1 true, label %bb3, label %bb1
bb3:
ret void
}