diff options
| -rw-r--r-- | llvm/test/Transforms/InstCombine/icmp.ll | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/llvm/test/Transforms/InstCombine/icmp.ll b/llvm/test/Transforms/InstCombine/icmp.ll index 1aa37142c23..33dd9c8a0d8 100644 --- a/llvm/test/Transforms/InstCombine/icmp.ll +++ b/llvm/test/Transforms/InstCombine/icmp.ll @@ -1581,6 +1581,18 @@ define i1 @icmp_sub_3_X_ult_2(i32 %X) { ret i1 %cmp } +; FIXME: Vectors should fold too. +define <2 x i1> @icmp_sub_3_X_ult_2_vec(<2 x i32> %X) { +; CHECK-LABEL: @icmp_sub_3_X_ult_2_vec( +; CHECK-NEXT: [[ADD:%.*]] = sub <2 x i32> <i32 3, i32 3>, %X +; CHECK-NEXT: [[CMP:%.*]] = icmp ult <2 x i32> [[ADD]], <i32 2, i32 2> +; CHECK-NEXT: ret <2 x i1> [[CMP]] +; + %add = sub <2 x i32> <i32 3, i32 3>, %X + %cmp = icmp ult <2 x i32> %add, <i32 2, i32 2> + ret <2 x i1> %cmp +} + define i1 @icmp_add_X_-14_uge_2(i32 %X) { ; CHECK-LABEL: @icmp_add_X_-14_uge_2( ; CHECK-NEXT: [[TMP1:%.*]] = and i32 %X, -2 @@ -1603,6 +1615,18 @@ define i1 @icmp_sub_3_X_uge_2(i32 %X) { ret i1 %cmp } +; FIXME: Vectors should fold too. +define <2 x i1> @icmp_sub_3_X_uge_2_vec(<2 x i32> %X) { +; CHECK-LABEL: @icmp_sub_3_X_uge_2_vec( +; CHECK-NEXT: [[ADD:%.*]] = sub <2 x i32> <i32 3, i32 3>, %X +; CHECK-NEXT: [[CMP:%.*]] = icmp ugt <2 x i32> [[ADD]], <i32 1, i32 1> +; CHECK-NEXT: ret <2 x i1> [[CMP]] +; + %add = sub <2 x i32> <i32 3, i32 3>, %X + %cmp = icmp uge <2 x i32> %add, <i32 2, i32 2> + ret <2 x i1> %cmp +} + define i1 @icmp_and_X_-16_eq-16(i32 %X) { ; CHECK-LABEL: @icmp_and_X_-16_eq-16( ; CHECK-NEXT: [[CMP:%.*]] = icmp ugt i32 %X, -17 |
