1 files changed, 115 insertions, 0 deletions
diff --git a/test/CodeGen/X86/GlobalISel/legalize-mul-scalar.mir b/test/CodeGen/X86/GlobalISel/legalize-mul-scalar.mir
new file mode 100644
index 000000000000..0d66a6384107
--- /dev/null
+++ b/test/CodeGen/X86/GlobalISel/legalize-mul-scalar.mir
@@ -0,0 +1,115 @@
+# RUN: llc -mtriple=x86_64-linux-gnu -global-isel -run-pass=legalizer %s -o - | FileCheck %s
+
+--- |
+  define i16 @test_mul_i16(i16 %arg1, i16 %arg2) {
+    %ret = mul i16 %arg1, %arg2
+    ret i16 %ret
+  }
+
+  define i32 @test_mul_i32(i32 %arg1, i32 %arg2) {
+    %ret = mul i32 %arg1, %arg2
+    ret i32 %ret
+  }
+
+  define i64 @test_mul_i64(i64 %arg1, i64 %arg2) {
+    %ret = mul i64 %arg1, %arg2
+    ret i64 %ret
+  }
+
+...
+---
+name:            test_mul_i16
+# CHECK-LABEL: name:  test_mul_i16
+alignment:       4
+legalized:       false
+regBankSelected: false
+# CHECK:      registers:
+# CHECK-NEXT:   - { id: 0, class: _ }
+# CHECK-NEXT:   - { id: 1, class: _ }
+# CHECK-NEXT:   - { id: 2, class: _ }
+registers:
+  - { id: 0, class: _ }
+  - { id: 1, class: _ }
+  - { id: 2, class: _ }
+# CHECK:      body:             |
+# CHECK-NEXT:   bb.0 (%ir-block.0):
+# CHECK-NEXT:     %0(s16) = COPY %edi
+# CHECK-NEXT:     %1(s16) = COPY %esi
+# CHECK-NEXT:     %2(s16) = G_MUL %0, %1
+# CHECK-NEXT:     %ax = COPY %2(s16)
+# CHECK-NEXT:     RET 0, implicit %ax
+body:             |
+  bb.1 (%ir-block.0):
+    liveins: %edi, %esi
+
+    %0(s16) = COPY %edi
+    %1(s16) = COPY %esi
+    %2(s16) = G_MUL %0, %1
+    %ax = COPY %2(s16)
+    RET 0, implicit %ax
+
+...
+---
+name:            test_mul_i32
+# CHECK-LABEL: name:  test_mul_i32
+alignment:       4
+legalized:       false
+regBankSelected: false
+# CHECK:      registers:
+# CHECK-NEXT:   - { id: 0, class: _ }
+# CHECK-NEXT:   - { id: 1, class: _ }
+# CHECK-NEXT:   - { id: 2, class: _ }
+registers:
+  - { id: 0, class: _ }
+  - { id: 1, class: _ }
+  - { id: 2, class: _ }
+# CHECK:      body:             |
+# CHECK-NEXT:   bb.0 (%ir-block.0):
+# CHECK-NEXT:     %0(s32) = COPY %edi
+# CHECK-NEXT:     %1(s32) = COPY %esi
+# CHECK-NEXT:     %2(s32) = G_MUL %0, %1
+# CHECK-NEXT:     %eax = COPY %2(s32)
+# CHECK-NEXT:     RET 0, implicit %eax
+body:             |
+  bb.1 (%ir-block.0):
+    liveins: %edi, %esi
+
+    %0(s32) = COPY %edi
+    %1(s32) = COPY %esi
+    %2(s32) = G_MUL %0, %1
+    %eax = COPY %2(s32)
+    RET 0, implicit %eax
+
+...
+---
+name:            test_mul_i64
+# CHECK-LABEL: name:  test_mul_i64
+alignment:       4
+legalized:       false
+regBankSelected: false
+# CHECK:      registers:
+# CHECK-NEXT:   - { id: 0, class: _ }
+# CHECK-NEXT:   - { id: 1, class: _ }
+# CHECK-NEXT:   - { id: 2, class: _ }
+registers:
+  - { id: 0, class: _ }
+  - { id: 1, class: _ }
+  - { id: 2, class: _ }
+# CHECK:      body:             |
+# CHECK-NEXT:   bb.0 (%ir-block.0):
+# CHECK-NEXT:     %0(s64) = COPY %rdi
+# CHECK-NEXT:     %1(s64) = COPY %rsi
+# CHECK-NEXT:     %2(s64) = G_MUL %0, %1
+# CHECK-NEXT:     %rax = COPY %2(s64)
+# CHECK-NEXT:     RET 0, implicit %rax
+body:             |
+  bb.1 (%ir-block.0):
+    liveins: %rdi, %rsi
+
+    %0(s64) = COPY %rdi
+    %1(s64) = COPY %rsi
+    %2(s64) = G_MUL %0, %1
+    %rax = COPY %2(s64)
+    RET 0, implicit %rax
+
+...