diff options
Diffstat (limited to 'llvm/test/Transforms/SimplifyCFG/branch-fold-threshold.ll')
-rw-r--r-- | llvm/test/Transforms/SimplifyCFG/branch-fold-threshold.ll | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/llvm/test/Transforms/SimplifyCFG/branch-fold-threshold.ll b/llvm/test/Transforms/SimplifyCFG/branch-fold-threshold.ll deleted file mode 100644 index 592873fad23..00000000000 --- a/llvm/test/Transforms/SimplifyCFG/branch-fold-threshold.ll +++ /dev/null @@ -1,83 +0,0 @@ -; RUN: opt %s -simplifycfg -S | FileCheck %s --check-prefix=NORMAL -; RUN: opt %s -simplifycfg -S -bonus-inst-threshold=2 | FileCheck %s --check-prefix=AGGRESSIVE -; RUN: opt %s -simplifycfg -S -bonus-inst-threshold=4 | FileCheck %s --check-prefix=WAYAGGRESSIVE -; RUN: opt %s -passes=simplify-cfg -S | FileCheck %s --check-prefix=NORMAL -; RUN: opt %s -passes='simplify-cfg<bonus-inst-threshold=2>' -S | FileCheck %s --check-prefix=AGGRESSIVE -; RUN: opt %s -passes='simplify-cfg<bonus-inst-threshold=4>' -S | FileCheck %s --check-prefix=WAYAGGRESSIVE - -define i32 @foo(i32 %a, i32 %b, i32 %c, i32 %d, i32* %input) { -; NORMAL-LABEL: @foo( -; AGGRESSIVE-LABEL: @foo( -entry: - %cmp = icmp sgt i32 %d, 3 - br i1 %cmp, label %cond.end, label %lor.lhs.false -; NORMAL: br i1 -; AGGRESSIVE: br i1 - -lor.lhs.false: - %mul = shl i32 %c, 1 - %add = add nsw i32 %mul, %a - %cmp1 = icmp slt i32 %add, %b - br i1 %cmp1, label %cond.false, label %cond.end -; NORMAL: br i1 -; AGGRESSIVE-NOT: br i1 - -cond.false: - %0 = load i32, i32* %input, align 4 - br label %cond.end - -cond.end: - %cond = phi i32 [ %0, %cond.false ], [ 0, %lor.lhs.false ], [ 0, %entry ] - ret i32 %cond -} - -declare void @distinct_a(); -declare void @distinct_b(); - -;; Like foo, but have to duplicate into multiple predecessors -define i32 @bar(i32 %a, i32 %b, i32 %c, i32 %d, i32* %input) { -; NORMAL-LABEL: @bar( -; AGGRESSIVE-LABEL: @bar( -entry: - %cmp_split = icmp slt i32 %d, %b - %cmp = icmp sgt i32 %d, 3 - br i1 %cmp_split, label %pred_a, label %pred_b -pred_a: -; NORMAL-LABEL: pred_a: -; AGGRESSIVE-LABEL: pred_a: -; WAYAGGRESSIVE-LABEL: pred_a: -; NORMAL: br i1 -; AGGRESSIVE: br i1 -; WAYAGGRESSIVE: br i1 - call void @distinct_a(); - br i1 %cmp, label %cond.end, label %lor.lhs.false -pred_b: -; NORMAL-LABEL: pred_b: -; AGGRESSIVE-LABEL: pred_b: -; WAYAGGRESSIVE-LABEL: pred_b: -; NORMAL: br i1 -; AGGRESSIVE: br i1 -; WAYAGGRESSIVE: br i1 - call void @distinct_b(); - br i1 %cmp, label %cond.end, label %lor.lhs.false - -lor.lhs.false: - %mul = shl i32 %c, 1 - %add = add nsw i32 %mul, %a - %cmp1 = icmp slt i32 %add, %b - br i1 %cmp1, label %cond.false, label %cond.end -; NORMAL-LABEL: lor.lhs.false: -; AGGRESIVE-LABEL: lor.lhs.false: -; WAYAGGRESIVE-LABEL: lor.lhs.false: -; NORMAL: br i1 -; AGGRESSIVE: br i1 -; WAYAGGRESSIVE-NOT: br i1 - -cond.false: - %0 = load i32, i32* %input, align 4 - br label %cond.end - -cond.end: - %cond = phi i32 [ %0, %cond.false ], [ 0, %lor.lhs.false ],[ 0, %pred_a ],[ 0, %pred_b ] - ret i32 %cond -} |