Imported Upstream version 5.18.0.161

Former-commit-id: 4db48158d3a35497b8f118ab21b5f08ac3d86d98
2018-10-19 08:34:24 +00:00
parent 37fbf886a3
commit e19d552987
28702 changed files with 3868076 additions and 803 deletions
--- a/external/llvm/test/CodeGen/ARM/fast-isel-br-phi.ll
+++ b/external/llvm/test/CodeGen/ARM/fast-isel-br-phi.ll
@ -0,0 +1,44 @@
+; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=thumbv7-apple-ios
+
+; This test ensures HandlePHINodesInSuccessorBlocks() is able to promote basic
+; non-legal integer types (i.e., i1, i8, i16).
+
+declare void @fooi8(i8)
+declare void @fooi16(i16)
+
+define void @foo(i1 %cmp) nounwind ssp {
+entry:
+  br i1 %cmp, label %cond.true, label %cond.false
+
+cond.true:                                        ; preds = %entry
+  br label %cond.end
+
+cond.false:                                       ; preds = %entry
+  br label %cond.end
+
+cond.end:                                         ; preds = %cond.false, %cond.true
+  %cond = phi i1 [ 0, %cond.true ], [ 1, %cond.false ]
+  br i1 %cond, label %cond.true8, label %cond.false8
+
+cond.true8:                                       ; preds = %cond.end
+  br label %cond.end8
+
+cond.false8:                                      ; preds = %cond.end
+  br label %cond.end8
+
+cond.end8:                                        ; preds = %cond.false8, %cond.true8
+  %cond8 = phi i8 [ 0, %cond.true8 ], [ 1, %cond.false8 ]
+  call void @fooi8(i8 %cond8)
+  br i1 0, label %cond.true16, label %cond.false16
+
+cond.true16:                                       ; preds = %cond.end8
+  br label %cond.end16
+
+cond.false16:                                      ; preds = %cond.end8
+  br label %cond.end16
+
+cond.end16:                                        ; preds = %cond.false16, %cond.true16
+  %cond16 = phi i16 [ 0, %cond.true16 ], [ 1, %cond.false16 ]
+  call void @fooi16(i16 %cond16)
+  ret void
+}