diff options
Diffstat (limited to 'llvm/test/Transforms/SimplifyCFG/switch-to-select-multiple-edge-per-block-phi.ll')
-rw-r--r-- | llvm/test/Transforms/SimplifyCFG/switch-to-select-multiple-edge-per-block-phi.ll | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/llvm/test/Transforms/SimplifyCFG/switch-to-select-multiple-edge-per-block-phi.ll b/llvm/test/Transforms/SimplifyCFG/switch-to-select-multiple-edge-per-block-phi.ll deleted file mode 100644 index bdc7017f4c7..00000000000 --- a/llvm/test/Transforms/SimplifyCFG/switch-to-select-multiple-edge-per-block-phi.ll +++ /dev/null @@ -1,54 +0,0 @@ -; RUN: opt < %s -simplifycfg -S | FileCheck %s - -; a, b; -; fn1() { -; if (b) -; if (a == 0 || a == 5) -; return a; -; return 0; -; } - -; Checking that we handle correctly the case when we have a switch -; branching multiple times to the same block - -@b = common global i32 0, align 4 -@a = common global i32 0, align 4 - -; Function Attrs: nounwind -define i32 @fn1() { -; CHECK-LABEL: @fn1( -; CHECK-NEXT: entry: -; CHECK-NEXT: [[TMP0:%.*]] = load i32, i32* @b, align 4 -; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[TMP0]], 0 -; CHECK-NEXT: br i1 [[TOBOOL]], label %return, label %if.then -; CHECK: if.then: -; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* @a, align 4 -; CHECK-NEXT: [[SWITCH_SELECTCMP:%.*]] = icmp eq i32 [[TMP1]], 0 -; CHECK-NEXT: [[SWITCH_SELECT:%.*]] = select i1 [[SWITCH_SELECTCMP:%.*]], i32 0, i32 0 -; CHECK-NEXT: [[SWITCH_SELECTCMP1:%.*]] = icmp eq i32 [[TMP1]], 5 -; CHECK-NEXT: [[SWITCH_SELECT2:%.*]] = select i1 [[SWITCH_SELECTCMP1]], i32 5, i32 [[SWITCH_SELECT]] -; CHECK-NEXT: br label %return -; CHECK: return: -; CHECK-NEXT: [[RETVAL_0:%.*]] = phi i32 [ [[SWITCH_SELECT2]], %if.then ], [ 0, %entry ] -; CHECK-NEXT: ret i32 [[RETVAL_0]] -; -entry: - %0 = load i32, i32* @b, align 4 - %tobool = icmp eq i32 %0, 0 - br i1 %tobool, label %if.end3, label %if.then - -if.then: - %1 = load i32, i32* @a, align 4 - switch i32 %1, label %if.end3 [ - i32 5, label %return - i32 0, label %return - ] - -if.end3: - br label %return - -return: - %retval.0 = phi i32 [ 0, %if.end3 ], [ %1, %if.then ], [ %1, %if.then ] - ret i32 %retval.0 -} - |