[InstCombine] add vector tests for foldSPFofSPF to show missing folds

llvm-svn: 285340

diff --git a/llvm/test/Transforms/InstCombine/select.ll b/llvm/test/Transforms/InstCombine/select.ll
index 518575fe958e30b18d7ef315c47e474dffdc96c7..3f811b69c1c08a43c2a73107be4329857cfd6de7 100644 (file)
--- a/llvm/test/Transforms/InstCombine/select.ll
+++ b/llvm/test/Transforms/InstCombine/select.ll
@@ -1,3 +1,4 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
 ; RUN: opt < %s -instcombine -S | FileCheck %s
 
 ; PR1822
@@ -1299,6 +1300,22 @@ define i32 @test68(i32 %x) {
   ret i32 %retval
 }
 
+; FIXME - vector neglect
+define <2 x i32> @test68vec(<2 x i32> %x) {
+; CHECK-LABEL: @test68vec(
+; CHECK-NEXT:    [[CMP:%.*]] = icmp sgt <2 x i32> %x, <i32 11, i32 11>
+; CHECK-NEXT:    [[COND:%.*]] = select <2 x i1> [[CMP]], <2 x i32> <i32 11, i32 11>, <2 x i32> %x
+; CHECK-NEXT:    [[CMP3:%.*]] = icmp sgt <2 x i32> [[COND]], <i32 92, i32 92>
+; CHECK-NEXT:    [[RETVAL:%.*]] = select <2 x i1> [[CMP3]], <2 x i32> <i32 92, i32 92>, <2 x i32> [[COND]]
+; CHECK-NEXT:    ret <2 x i32> [[RETVAL]]
+;
+  %cmp = icmp slt <2 x i32> <i32 11, i32 11>, %x
+  %cond = select <2 x i1> %cmp, <2 x i32> <i32 11, i32 11>, <2 x i32> %x
+  %cmp3 = icmp slt <2 x i32> <i32 92, i32 92>, %cond
+  %retval = select <2 x i1> %cmp3, <2 x i32> <i32 92, i32 92>, <2 x i32> %cond
+  ret <2 x i32> %retval
+}
+
 ; MIN(MIN(X, 24), 83) -> MIN(X, 24)
 define i32 @test69(i32 %x) {
 ; CHECK-LABEL: @test69(
@@ -1355,6 +1372,22 @@ define i32 @test72(i32 %x) {
   ret i32 %retval
 }
 
+; FIXME - vector neglect
+define <2 x i32> @test72vec(<2 x i32> %x) {
+; CHECK-LABEL: @test72vec(
+; CHECK-NEXT:    [[CMP:%.*]] = icmp sgt <2 x i32> %x, <i32 92, i32 92>
+; CHECK-NEXT:    [[COND:%.*]] = select <2 x i1> [[CMP]], <2 x i32> <i32 92, i32 92>, <2 x i32> %x
+; CHECK-NEXT:    [[CMP3:%.*]] = icmp sgt <2 x i32> [[COND]], <i32 11, i32 11>
+; CHECK-NEXT:    [[RETVAL:%.*]] = select <2 x i1> [[CMP3]], <2 x i32> <i32 11, i32 11>, <2 x i32> [[COND]]
+; CHECK-NEXT:    ret <2 x i32> [[RETVAL]]
+;
+  %cmp = icmp sgt <2 x i32> %x, <i32 92, i32 92>
+  %cond = select <2 x i1> %cmp, <2 x i32> <i32 92, i32 92>, <2 x i32> %x
+  %cmp3 = icmp sgt <2 x i32> %cond, <i32 11, i32 11>
+  %retval = select <2 x i1> %cmp3, <2 x i32> <i32 11, i32 11>, <2 x i32> %cond
+  ret <2 x i32> %retval
+}
+
 ; MIN(MIN(X, 83), 24) -> MIN(X, 24)
 define i32 @test73(i32 %x) {
 ; CHECK-LABEL: @test73(