--- /dev/null
+# RUN: llc -run-pass=aarch64-expand-pseudo -mtriple=arm64-apple-darwin -o - %s | FileCheck %s
+
+# Check that we preserve renamble when expanding MOVi32imm/MOVi64imm.
+#
+---
+# CHECK-LABEL: name: test_i32
+# CHECK-LABEL: bb.0:
+# CHECK-NEXT: $sp = frame-setup SUBXri $sp, 32, 0
+# CHECK-NEXT: renamable $w8 = MOVZWi 4, 0
+# CHECK-NEXT: STRWui killed renamable $w8, $sp, 0
+# CHECK-NEXT: $w8 = MOVZWi 45926, 0
+# CHECK-NEXT: $w8 = MOVKWi $w8, 102, 16
+# CHECK-NEXT: STRWui killed renamable $w8, $sp, 1
+# CHECK-NEXT: renamable $w8 = MOVZWi 10319, 0
+# CHECK-NEXT: renamable $w8 = MOVKWi $w8, 2942, 16
+# CHECK-NEXT: STRWui killed renamable $w8, $sp, 2
+# CHECK-NEXT: renamable $w8 = MOVZWi 30600, 0
+# CHECK-NEXT: renamable $w8 = MOVKWi $w8, 21862, 16
+# CHECK-NEXT: STRWui killed renamable $w8, $sp, 3
+# CHECK-NEXT: $sp = frame-destroy ADDXri $sp, 32, 0
+# CHECK-NEXT: RET undef $lr
+#
+name: test_i32
+alignment: 8
+tracksRegLiveness: true
+frameInfo:
+ stackSize: 32
+ maxAlignment: 4
+ maxCallFrameSize: 0
+ localFrameSize: 24
+stack:
+ - { id: 0, offset: -4, size: 4, alignment: 4, local-offset: -4 }
+ - { id: 1, offset: -8, size: 4, alignment: 4, local-offset: -8 }
+ - { id: 2, offset: -12, size: 4, alignment: 4, local-offset: -12 }
+ - { id: 3, offset: -16, size: 4, alignment: 4, local-offset: -16 }
+machineFunctionInfo: {}
+body: |
+ bb.0:
+ $sp = frame-setup SUBXri $sp, 32, 0
+ renamable $w8 = MOVi32imm 4
+ STRWui killed renamable $w8, $sp, 0
+ $w8 = MOVi32imm 6730598
+ STRWui killed renamable $w8, $sp, 1
+ renamable $w8 = MOVi32imm 192817231
+ STRWui killed renamable $w8, $sp, 2
+ renamable $w8 = MOVi32imm 1234605616436508552
+ STRWui killed renamable $w8, $sp, 3
+ $sp = frame-destroy ADDXri $sp, 32, 0
+ RET_ReallyLR
+
+...
+---
+# CHECK-LABEL: name: test_i64
+# CHECK-LABEL: bb.0:
+# CHECK-NEXT: $sp = frame-setup SUBXri $sp, 32, 0
+# CHECK-NEXT: renamable $x8 = MOVZXi 4, 0
+# CHECK-NEXT: STRXui killed renamable $x8, $sp, 0
+# CHECK-NEXT: $x8 = MOVZXi 45926, 0
+# CHECK-NEXT: $x8 = MOVKXi $x8, 102, 16
+# CHECK-NEXT: STRXui killed renamable $x8, $sp, 1
+# CHECK-NEXT: renamable $x8 = MOVNXi 25166, 0
+# CHECK-NEXT: renamable $x8 = MOVKXi $x8, 55686, 16
+# CHECK-NEXT: renamable $x8 = MOVKXi $x8, 63160, 32
+# CHECK-NEXT: STRXui killed renamable $x8, $sp, 2
+# CHECK-NEXT: renamable $x8 = MOVZXi 30600, 0
+# CHECK-NEXT: renamable $x8 = MOVKXi $x8, 21862, 16
+# CHECK-NEXT: renamable $x8 = MOVKXi $x8, 13124, 32
+# CHECK-NEXT: renamable $x8 = MOVKXi $x8, 4386, 48
+# CHECK-NEXT: STRXui killed renamable $x8, $sp, 3
+# CHECK-NEXT: $sp = frame-destroy ADDXri $sp, 32, 0
+# CHECK-NEXT: RET undef $lr
+#
+name: test_i64
+alignment: 8
+tracksRegLiveness: true
+frameInfo:
+ stackSize: 32
+ maxAlignment: 4
+ maxCallFrameSize: 0
+ localFrameSize: 32
+stack:
+ - { id: 0, offset: -8, size: 8, alignment: 4, local-offset: -8 }
+ - { id: 1, offset: -16, size: 8, alignment: 4, local-offset: -16 }
+ - { id: 2, offset: -24, size: 8, alignment: 4, local-offset: -24}
+ - { id: 3, offset: -32, size: 8, alignment: 4, local-offset: -32 }
+machineFunctionInfo: {}
+body: |
+ bb.0:
+ $sp = frame-setup SUBXri $sp, 32, 0
+ renamable $x8 = MOVi64imm 4
+ STRXui killed renamable $x8, $sp, 0
+ $x8 = MOVi64imm 6730598
+ STRXui killed renamable $x8, $sp, 1
+ renamable $x8 = MOVi64imm -10201192817231
+ STRXui killed renamable $x8, $sp, 2
+ renamable $x8 = MOVi64imm 1234605616436508552
+ STRXui killed renamable $x8, $sp, 3
+ $sp = frame-destroy ADDXri $sp, 32, 0
+ RET_ReallyLR
+
+...
+---