1 files changed, 38 insertions, 0 deletions
diff --git a/test/CodeGen/AArch64/GlobalISel/select-intrinsic-aarch64-sdiv.mir b/test/CodeGen/AArch64/GlobalISel/select-intrinsic-aarch64-sdiv.mir
new file mode 100644
index 0000000000000..43e682c6b6ca5
--- /dev/null
+++ b/test/CodeGen/AArch64/GlobalISel/select-intrinsic-aarch64-sdiv.mir
@@ -0,0 +1,38 @@
+# RUN: llc -mtriple=aarch64-- -run-pass=instruction-select -verify-machineinstrs -global-isel %s -o - | FileCheck %s
+
+--- |
+  target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
+
+  define void @sdiv_s32_gpr() { ret void }
+...
+
+---
+# Check that we select a 32-bit GPR sdiv intrinsic into SDIVWrr for GPR32.
+# Also check that we constrain the register class of the COPY to GPR32.
+# CHECK-LABEL: name: sdiv_s32_gpr
+name:            sdiv_s32_gpr
+legalized:       true
+regBankSelected: true
+
+# CHECK:      registers:
+# CHECK-NEXT:  - { id: 0, class: gpr32, preferred-register: '' }
+# CHECK-NEXT:  - { id: 1, class: gpr32, preferred-register: '' }
+# CHECK-NEXT:  - { id: 2, class: gpr32, preferred-register: '' }
+registers:
+  - { id: 0, class: gpr }
+  - { id: 1, class: gpr }
+  - { id: 2, class: gpr }
+
+# CHECK:  body:
+# CHECK:    %0 = COPY %w0
+# CHECK:    %1 = COPY %w1
+# CHECK:    %2 = SDIVWr %0, %1
+body:             |
+  bb.0:
+    liveins: %w0, %w1
+
+    %0(s32) = COPY %w0
+    %1(s32) = COPY %w1
+    %2(s32) = G_INTRINSIC intrinsic(@llvm.aarch64.sdiv.i32), %0, %1
+    %w0 = COPY %2(s32)
+...