diff options
Diffstat (limited to 'llvm/test/Transforms/InstCombine/fls.ll')
-rw-r--r-- | llvm/test/Transforms/InstCombine/fls.ll | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/llvm/test/Transforms/InstCombine/fls.ll b/llvm/test/Transforms/InstCombine/fls.ll deleted file mode 100644 index bf87e6a3110..00000000000 --- a/llvm/test/Transforms/InstCombine/fls.ll +++ /dev/null @@ -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) |