1 files changed, 54 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/PowerPC/expand-isel-9.mir b/llvm/test/CodeGen/PowerPC/expand-isel-9.mir
new file mode 100644
index 00000000000..5062ddba778
--- /dev/null
+++ b/llvm/test/CodeGen/PowerPC/expand-isel-9.mir
@@ -0,0 +1,54 @@
+# This file tests the scenario: ISEL RX, RY, RY, CR  (X != 0 && Y != 0)
+# It is folded into a copy (%RX = OR %RY, %RY)
+# RUN: llc -ppc-gen-isel=true -run-pass ppc-expand-isel -o - %s | FileCheck %s
+
+--- |
+  target datalayout = "E-m:e-i64:64-n32:64"
+  target triple = "powerpc64-unknown-linux-gnu"
+  define signext i32 @testExpandISEL(i32 signext %i, i32 signext %j) {
+  entry:
+    %cmp = icmp sgt i32 %i, 0
+    %add = add nsw i32 %i, 1
+    %cond = select i1 %cmp, i32 %add, i32 %j
+    ret i32 %cond
+  }
+
+...
+---
+name:            testExpandISEL
+alignment:       2
+exposesReturnsTwice: false
+legalized:       false
+regBankSelected: false
+selected:        false
+tracksRegLiveness: true
+liveins:
+  - { reg: '%x3' }
+  - { reg: '%x4' }
+frameInfo:
+  isFrameAddressTaken: false
+  isReturnAddressTaken: false
+  hasStackMap:     false
+  hasPatchPoint:   false
+  stackSize:       0
+  offsetAdjustment: 0
+  maxAlignment:    0
+  adjustsStack:    false
+  hasCalls:        false
+  maxCallFrameSize: 0
+  hasOpaqueSPAdjustment: false
+  hasVAStart:      false
+  hasMustTailInVarArgFunc: false
+body:             |
+  bb.0.entry:
+    liveins: %x3, %x4
+
+    %r5 = ADDI %r3, 1
+    %cr0 = CMPWI %r3, 0
+    %r3 = ISEL %r4, %r4, %cr0gt
+    ; Test fold ISEL to a copy
+    ; CHECK: %r3 = OR %r4, %r4
+
+    %x3 = EXTSW_32_64  %r3
+
+...