1 files changed, 78 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/ARM/GlobalISel/arm-legalizer.mir b/llvm/test/CodeGen/ARM/GlobalISel/arm-legalizer.mir
index e7dde91ebeb..625d35acf17 100644
--- a/llvm/test/CodeGen/ARM/GlobalISel/arm-legalizer.mir
+++ b/llvm/test/CodeGen/ARM/GlobalISel/arm-legalizer.mir
@@ -11,6 +11,10 @@
   define void @test_sub_s16() { ret void }
   define void @test_sub_s32() { ret void }
 
+  define void @test_mul_s8() { ret void }
+  define void @test_mul_s16() { ret void }
+  define void @test_mul_s32() { ret void }
+
   define void @test_load_from_stack() { ret void }
   define void @test_legal_loads() #0 { ret void }
   define void @test_legal_stores() #0 { ret void }
@@ -217,6 +221,80 @@ body:             |
 
 ...
 ---
+name:            test_mul_s8
+# CHECK-LABEL: name: test_mul_s8
+legalized:       false
+# CHECK: legalized: true
+regBankSelected: false
+selected:        false
+tracksRegLiveness: true
+registers:
+  - { id: 0, class: _ }
+  - { id: 1, class: _ }
+  - { id: 2, class: _ }
+body:             |
+  bb.0:
+    liveins: %r0, %r1
+
+    %0(s8) = COPY %r0
+    %1(s8) = COPY %r1
+    %2(s8) = G_MUL %0, %1
+    ; G_MUL with s8 is legal, so we should find it unchanged in the output
+    ; CHECK: {{%[0-9]+}}(s8) = G_MUL {{%[0-9]+, %[0-9]+}}
+    %r0 = COPY %2(s8)
+    BX_RET 14, _, implicit %r0
+...
+---
+name:            test_mul_s16
+# CHECK-LABEL: name: test_mul_s16
+legalized:       false
+# CHECK: legalized: true
+regBankSelected: false
+selected:        false
+tracksRegLiveness: true
+registers:
+  - { id: 0, class: _ }
+  - { id: 1, class: _ }
+  - { id: 2, class: _ }
+body:             |
+  bb.0:
+    liveins: %r0, %r1
+
+    %0(s16) = COPY %r0
+    %1(s16) = COPY %r1
+    %2(s16) = G_MUL %0, %1
+    ; G_MUL with s16 is legal, so we should find it unchanged in the output
+    ; CHECK: {{%[0-9]+}}(s16) = G_MUL {{%[0-9]+, %[0-9]+}}
+    %r0 = COPY %2(s16)
+    BX_RET 14, _, implicit %r0
+
+...
+---
+name:            test_mul_s32
+# CHECK-LABEL: name: test_mul_s32
+legalized:       false
+# CHECK: legalized: true
+regBankSelected: false
+selected:        false
+tracksRegLiveness: true
+registers:
+  - { id: 0, class: _ }
+  - { id: 1, class: _ }
+  - { id: 2, class: _ }
+body:             |
+  bb.0:
+    liveins: %r0, %r1
+
+    %0(s32) = COPY %r0
+    %1(s32) = COPY %r1
+    %2(s32) = G_MUL %0, %1
+    ; G_MUL with s32 is legal, so we should find it unchanged in the output
+    ; CHECK: {{%[0-9]+}}(s32) = G_MUL {{%[0-9]+, %[0-9]+}}
+    %r0 = COPY %2(s32)
+    BX_RET 14, _, implicit %r0
+
+...
+---
 name:            test_load_from_stack
 # CHECK-LABEL: name: test_load_from_stack
 legalized:       false