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Diffstat (limited to 'test/Transforms/ADCE/basictest1.ll')
| -rw-r--r-- | test/Transforms/ADCE/basictest1.ll | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/test/Transforms/ADCE/basictest1.ll b/test/Transforms/ADCE/basictest1.ll new file mode 100644 index 000000000000..29f40deb9c7f --- /dev/null +++ b/test/Transforms/ADCE/basictest1.ll @@ -0,0 +1,97 @@ +; RUN: llvm-as < %s | opt -adce -simplifycfg | llvm-dis +%FILE = type { i32, i8*, i8*, i8, i8, i32, i32, i32 } + %spec_fd_t = type { i32, i32, i32, i8* } +@__iob = external global [20 x %FILE] ; <[20 x %FILE]*> [#uses=1] +@dbglvl = global i32 4 ; <i32*> [#uses=3] +@spec_fd = external global [3 x %spec_fd_t] ; <[3 x %spec_fd_t]*> [#uses=4] +@.LC9 = internal global [34 x i8] c"spec_read: fd=%d, > MAX_SPEC_FD!\0A\00" ; <[34 x i8]*> [#uses=1] +@.LC10 = internal global [4 x i8] c"EOF\00" ; <[4 x i8]*> [#uses=1] +@.LC11 = internal global [4 x i8] c"%d\0A\00" ; <[4 x i8]*> [#uses=1] +@.LC12 = internal global [17 x i8] c"spec_getc: %d = \00" ; <[17 x i8]*> [#uses=1] + +declare i32 @fprintf(%FILE*, i8*, ...) + +declare void @exit(i32) + +declare i32 @remove(i8*) + +declare i32 @fputc(i32, %FILE*) + +declare i32 @fwrite(i8*, i32, i32, %FILE*) + +declare void @perror(i8*) + +define i32 @spec_getc(i32 %fd) { + %reg109 = load i32* @dbglvl ; <i32> [#uses=1] + %cond266 = icmp sle i32 %reg109, 4 ; <i1> [#uses=1] + br i1 %cond266, label %bb3, label %bb2 + +bb2: ; preds = %0 + %cast273 = getelementptr [17 x i8]* @.LC12, i64 0, i64 0 ; <i8*> [#uses=0] + br label %bb3 + +bb3: ; preds = %bb2, %0 + %cond267 = icmp sle i32 %fd, 3 ; <i1> [#uses=1] + br i1 %cond267, label %bb5, label %bb4 + +bb4: ; preds = %bb3 + %reg111 = getelementptr [20 x %FILE]* @__iob, i64 0, i64 1, i32 3 ; <i8*> [#uses=1] + %cast274 = getelementptr [34 x i8]* @.LC9, i64 0, i64 0 ; <i8*> [#uses=0] + %cast282 = bitcast i8* %reg111 to %FILE* ; <%FILE*> [#uses=0] + call void @exit( i32 1 ) + br label %UnifiedExitNode + +bb5: ; preds = %bb3 + %reg107-idxcast1 = sext i32 %fd to i64 ; <i64> [#uses=2] + %reg107-idxcast2 = sext i32 %fd to i64 ; <i64> [#uses=1] + %reg1311 = getelementptr [3 x %spec_fd_t]* @spec_fd, i64 0, i64 %reg107-idxcast2 ; <%spec_fd_t*> [#uses=1] + %idx1 = getelementptr [3 x %spec_fd_t]* @spec_fd, i64 0, i64 %reg107-idxcast1, i32 2 ; <i32*> [#uses=1] + %reg1321 = load i32* %idx1 ; <i32> [#uses=3] + %idx2 = getelementptr %spec_fd_t* %reg1311, i64 0, i32 1 ; <i32*> [#uses=1] + %reg1331 = load i32* %idx2 ; <i32> [#uses=1] + %cond270 = icmp slt i32 %reg1321, %reg1331 ; <i1> [#uses=1] + br i1 %cond270, label %bb9, label %bb6 + +bb6: ; preds = %bb5 + %reg134 = load i32* @dbglvl ; <i32> [#uses=1] + %cond271 = icmp sle i32 %reg134, 4 ; <i1> [#uses=1] + br i1 %cond271, label %bb8, label %bb7 + +bb7: ; preds = %bb6 + %cast277 = getelementptr [4 x i8]* @.LC10, i64 0, i64 0 ; <i8*> [#uses=0] + br label %bb8 + +bb8: ; preds = %bb7, %bb6 + br label %UnifiedExitNode + +bb9: ; preds = %bb5 + %reg107-idxcast3 = sext i32 %fd to i64 ; <i64> [#uses=1] + %idx3 = getelementptr [3 x %spec_fd_t]* @spec_fd, i64 0, i64 %reg107-idxcast3, i32 3 ; <i8**> [#uses=1] + %reg1601 = load i8** %idx3 ; <i8*> [#uses=1] + %reg132-idxcast1 = sext i32 %reg1321 to i64 ; <i64> [#uses=1] + %idx4 = getelementptr i8* %reg1601, i64 %reg132-idxcast1 ; <i8*> [#uses=1] + %reg1621 = load i8* %idx4 ; <i8> [#uses=2] + %cast108 = zext i8 %reg1621 to i64 ; <i64> [#uses=0] + %reg157 = add i32 %reg1321, 1 ; <i32> [#uses=1] + %idx5 = getelementptr [3 x %spec_fd_t]* @spec_fd, i64 0, i64 %reg107-idxcast1, i32 2 ; <i32*> [#uses=1] + store i32 %reg157, i32* %idx5 + %reg163 = load i32* @dbglvl ; <i32> [#uses=1] + %cond272 = icmp sle i32 %reg163, 4 ; <i1> [#uses=1] + br i1 %cond272, label %bb11, label %bb10 + +bb10: ; preds = %bb9 + %cast279 = getelementptr [4 x i8]* @.LC11, i64 0, i64 0 ; <i8*> [#uses=0] + br label %bb11 + +bb11: ; preds = %bb10, %bb9 + %cast291 = zext i8 %reg1621 to i32 ; <i32> [#uses=1] + br label %UnifiedExitNode + +UnifiedExitNode: ; preds = %bb11, %bb8, %bb4 + %UnifiedRetVal = phi i32 [ 42, %bb4 ], [ -1, %bb8 ], [ %cast291, %bb11 ] ; <i32> [#uses=1] + ret i32 %UnifiedRetVal +} + +declare i32 @puts(i8*) + +declare i32 @printf(i8*, ...) |