1 files changed, 0 insertions, 95 deletions
diff --git a/llvm/test/Transforms/InstCombine/max_known_bits.ll b/llvm/test/Transforms/InstCombine/max_known_bits.ll
deleted file mode 100644
index 86c4d2530c3..00000000000
--- a/llvm/test/Transforms/InstCombine/max_known_bits.ll
+++ /dev/null
@@ -1,95 +0,0 @@
-; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt -S -instcombine < %s | FileCheck %s
-
-define i16 @foo(i16 %x)  {
-; CHECK-LABEL: @foo(
-; CHECK-NEXT:    [[T1:%.*]] = and i16 [[X:%.*]], 255
-; CHECK-NEXT:    ret i16 [[T1]]
-;
-  %t1 = and i16 %x, 255
-  %t2 = zext i16 %t1 to i32
-  %t3 = icmp ult i32 %t2, 255
-  %t4 = select i1 %t3, i32 %t2, i32 255
-  %t5 = trunc i32 %t4 to i16
-  %t6 = and i16 %t5, 255
-  ret i16 %t6
-}
-
-; This contains a min/max pair to clamp a value to 12 bits.
-; By analyzing the clamp pattern, we can tell the add doesn't have signed overflow.
-define i16 @min_max_clamp(i16 %x) {
-; CHECK-LABEL: @min_max_clamp(
-; CHECK-NEXT:    [[A:%.*]] = icmp sgt i16 [[X:%.*]], -2048
-; CHECK-NEXT:    [[B:%.*]] = select i1 [[A]], i16 [[X]], i16 -2048
-; CHECK-NEXT:    [[C:%.*]] = icmp slt i16 [[B]], 2047
-; CHECK-NEXT:    [[D:%.*]] = select i1 [[C]], i16 [[B]], i16 2047
-; CHECK-NEXT:    [[E:%.*]] = add nsw i16 [[D]], 1
-; CHECK-NEXT:    ret i16 [[E]]
-;
-  %a = icmp sgt i16 %x, -2048
-  %b = select i1 %a, i16 %x, i16 -2048
-  %c = icmp slt i16 %b, 2047
-  %d = select i1 %c, i16 %b, i16 2047
-  %e = add i16 %d, 1
-  ret i16 %e
-}
-
-; Same as above with min/max reversed.
-define i16 @min_max_clamp_2(i16 %x) {
-; CHECK-LABEL: @min_max_clamp_2(
-; CHECK-NEXT:    [[A:%.*]] = icmp slt i16 [[X:%.*]], 2047
-; CHECK-NEXT:    [[B:%.*]] = select i1 [[A]], i16 [[X]], i16 2047
-; CHECK-NEXT:    [[C:%.*]] = icmp sgt i16 [[B]], -2048
-; CHECK-NEXT:    [[D:%.*]] = select i1 [[C]], i16 [[B]], i16 -2048
-; CHECK-NEXT:    [[E:%.*]] = add nsw i16 [[D]], 1
-; CHECK-NEXT:    ret i16 [[E]]
-;
-  %a = icmp slt i16 %x, 2047
-  %b = select i1 %a, i16 %x, i16 2047
-  %c = icmp sgt i16 %b, -2048
-  %d = select i1 %c, i16 %b, i16 -2048
-  %e = add i16 %d, 1
-  ret i16 %e
-}
-
-; This contains a min/max pair to clamp a value to 12 bits.
-; By analyzing the clamp pattern, we can tell that the second add doesn't
-; overflow the original type and can be moved before the extend.
-define i32 @min_max_clamp_3(i16 %x) {
-; CHECK-LABEL: @min_max_clamp_3(
-; CHECK-NEXT:    [[A:%.*]] = icmp sgt i16 [[X:%.*]], -2048
-; CHECK-NEXT:    [[B:%.*]] = select i1 [[A]], i16 [[X]], i16 -2048
-; CHECK-NEXT:    [[C:%.*]] = icmp slt i16 [[B]], 2047
-; CHECK-NEXT:    [[D:%.*]] = select i1 [[C]], i16 [[B]], i16 2047
-; CHECK-NEXT:    [[G:%.*]] = sext i16 [[D]] to i32
-; CHECK-NEXT:    ret i32 [[G]]
-;
-  %a = icmp sgt i16 %x, -2048
-  %b = select i1 %a, i16 %x, i16 -2048
-  %c = icmp slt i16 %b, 2047
-  %d = select i1 %c, i16 %b, i16 2047
-  %e = add i16 %d, 1
-  %f = sext i16 %e to i32
-  %g = add i32 %f, -1
-  ret i32 %g
-}
-
-; Same as above with min/max order reversed
-define i32 @min_max_clamp_4(i16 %x) {
-; CHECK-LABEL: @min_max_clamp_4(
-; CHECK-NEXT:    [[A:%.*]] = icmp slt i16 [[X:%.*]], 2047
-; CHECK-NEXT:    [[B:%.*]] = select i1 [[A]], i16 [[X]], i16 2047
-; CHECK-NEXT:    [[C:%.*]] = icmp sgt i16 [[B]], -2048
-; CHECK-NEXT:    [[D:%.*]] = select i1 [[C]], i16 [[B]], i16 -2048
-; CHECK-NEXT:    [[G:%.*]] = sext i16 [[D]] to i32
-; CHECK-NEXT:    ret i32 [[G]]
-;
-  %a = icmp slt i16 %x, 2047
-  %b = select i1 %a, i16 %x, i16 2047
-  %c = icmp sgt i16 %b, -2048
-  %d = select i1 %c, i16 %b, i16 -2048
-  %e = add i16 %d, 1
-  %f = sext i16 %e to i32
-  %g = add i32 %f, -1
-  ret i32 %g
-}