Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/Transforms/InstCombine/fls.ll

@@ -1,54 +0,0 @@
-; RUN: opt < %s -instcombine -S | FileCheck %s
-
-target triple = "x86_64-unknown-freebsd11.0"
-
-define i32 @myfls() {
-; CHECK-LABEL: @myfls(
-; CHECK-NEXT:    ret i32 6
-;
-  %call = call i32 @fls(i32 42)
-  ret i32 %call
-}
-
-define i32 @myflsl() {
-; CHECK-LABEL: @myflsl(
-; CHECK-NEXT:    ret i32 6
-;
-  %patatino = call i32 @flsl(i64 42)
-  ret i32 %patatino
-}
-
-define i32 @myflsll() {
-; CHECK-LABEL: @myflsll(
-; CHECK-NEXT:    ret i32 6
-;
-  %whatever = call i32 @flsll(i64 42)
-  ret i32 %whatever
-}
-
-; Lower to llvm.ctlz() if the argument is not a constant
-
-define i32 @flsnotconst(i64 %z) {
-; CHECK-LABEL: @flsnotconst(
-; CHECK-NEXT:    [[CTLZ:%.*]] = call i64 @llvm.ctlz.i64(i64 %z, i1 false), !range !0
-; CHECK-NEXT:    [[TMP1:%.*]] = trunc i64 [[CTLZ]] to i32
-; CHECK-NEXT:    [[TMP2:%.*]] = sub nsw i32 64, [[TMP1]]
-; CHECK-NEXT:    ret i32 [[TMP2]]
-;
-  %goo = call i32 @flsl(i64 %z)
-  ret i32 %goo
-}
-
-; Make sure we lower fls(0) to 0 and not to `undef`.
-
-define i32 @flszero() {
-; CHECK-LABEL: @flszero(
-; CHECK-NEXT:    ret i32 0
-;
-  %zero = call i32 @fls(i32 0)
-  ret i32 %zero
-}
-
-declare i32 @fls(i32)
-declare i32 @flsl(i64)
-declare i32 @flsll(i64)