[AArch64][GlobalISel] Make v4s32 G_IMPLICIT_DEF legal.

llvm-svn: 356525

diff --git a/llvm/lib/Target/AArch64/AArch64LegalizerInfo.cpp b/llvm/lib/Target/AArch64/AArch64LegalizerInfo.cpp
index 969988151c106d122e34295f2ebad0573998ea34..a51d507de9f4822af289ff68ac00b8ab51992c70 100644 (file)
--- a/llvm/lib/Target/AArch64/AArch64LegalizerInfo.cpp
+++ b/llvm/lib/Target/AArch64/AArch64LegalizerInfo.cpp
@@ -48,7 +48,7 @@ AArch64LegalizerInfo::AArch64LegalizerInfo(const AArch64Subtarget &ST) {
   const LLT v2s64 = LLT::vector(2, 64);
 
   getActionDefinitionsBuilder(G_IMPLICIT_DEF)
-    .legalFor({p0, s1, s8, s16, s32, s64, v2s64})
+    .legalFor({p0, s1, s8, s16, s32, s64, v4s32, v2s64})
     .clampScalar(0, s1, s64)
     .widenScalarToNextPow2(0, 8)
     .fewerElementsIf(

diff --git a/llvm/test/CodeGen/AArch64/GlobalISel/legalize-undef.mir b/llvm/test/CodeGen/AArch64/GlobalISel/legalize-undef.mir
index aaa1417e3c22108a9035849e72835712edfe97a7..a979c0bfbfe981f9ebd5d5d40861023da74c7bd9 100644 (file)
--- a/llvm/test/CodeGen/AArch64/GlobalISel/legalize-undef.mir
+++ b/llvm/test/CodeGen/AArch64/GlobalISel/legalize-undef.mir
@@ -42,12 +42,8 @@ body: |
   bb.0:
 
     ; CHECK-LABEL: name: test_implicit_def_v2s32
-    ; CHECK: [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
-    ; CHECK: [[DEF1:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
-    ; CHECK: [[DEF2:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
-    ; CHECK: [[DEF3:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
-    ; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[DEF]](s32), [[DEF1]](s32), [[DEF2]](s32), [[DEF3]](s32)
-    ; CHECK: [[UV:%[0-9]+]]:_(<2 x s32>), [[UV1:%[0-9]+]]:_(<2 x s32>) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
+    ; CHECK: [[DEF:%[0-9]+]]:_(<4 x s32>) = G_IMPLICIT_DEF
+    ; CHECK: [[UV:%[0-9]+]]:_(<2 x s32>), [[UV1:%[0-9]+]]:_(<2 x s32>) = G_UNMERGE_VALUES [[DEF]](<4 x s32>)
     ; CHECK: $x0 = COPY [[UV]](<2 x s32>)
     ; CHECK: $x1 = COPY [[UV1]](<2 x s32>)
     %0:_(<4 x s32>) = G_IMPLICIT_DEF