| ; RUN: llvm-as < %s | opt -adce -simplifycfg | llvm-dis |
| |
| %FILE = type { int, ubyte*, ubyte*, ubyte, ubyte, uint, uint, uint } |
| %spec_fd_t = type { int, int, int, ubyte* } |
| %__iob = uninitialized global [20 x %FILE] ; <[20 x %FILE]*> [#uses=1] |
| %dbglvl = global int 4 ; <int*> [#uses=3] |
| %spec_fd = uninitialized global [3 x %spec_fd_t] ; <[3 x %spec_fd_t]*> [#uses=4] |
| %.LC9 = internal global [34 x sbyte] c"spec_read: fd=%d, > MAX_SPEC_FD!\0A\00" ; <[34 x sbyte]*> [#uses=1] |
| %.LC10 = internal global [4 x sbyte] c"EOF\00" ; <[4 x sbyte]*> [#uses=1] |
| %.LC11 = internal global [4 x sbyte] c"%d\0A\00" ; <[4 x sbyte]*> [#uses=1] |
| %.LC12 = internal global [17 x sbyte] c"spec_getc: %d = \00" ; <[17 x sbyte]*> [#uses=1] |
| |
| implementation ; Functions: |
| |
| declare int "fprintf"(%FILE*, sbyte*, ...) |
| |
| declare void "exit"(int) |
| |
| declare int "remove"(sbyte*) |
| |
| declare int "fputc"(int, %FILE*) |
| |
| declare uint "fwrite"(sbyte*, uint, uint, %FILE*) |
| |
| declare void "perror"(sbyte*) |
| |
| int "spec_getc"(int %fd) { |
| ; <label>:0 ;[#uses=0] |
| %reg109 = load int* %dbglvl ; <int> [#uses=1] |
| %cond266 = setle int %reg109, 4 ; <bool> [#uses=1] |
| br bool %cond266, label %bb3, label %bb2 |
| |
| bb2: ;[#uses=1] |
| %cast273 = getelementptr [17 x sbyte]* %.LC12, long 0, long 0 ; <sbyte*> [#uses=0] |
| br label %bb3 |
| |
| bb3: ;[#uses=2] |
| %cond267 = setle int %fd, 3 ; <bool> [#uses=1] |
| ; br bool %cond267, label %bb5, label %bb4 |
| br label %bb5 |
| |
| bb4: ;[#uses=2] |
| %reg111 = getelementptr [20 x %FILE]* %__iob, long 0, long 1, ubyte 3 ; <ubyte*> [#uses=1] |
| %cast274 = getelementptr [34 x sbyte]* %.LC9, long 0, long 0 ; <sbyte*> [#uses=0] |
| %cast282 = cast ubyte* %reg111 to %FILE* ; <%FILE*> [#uses=0] |
| call void %exit( int 1 ) |
| br label %UnifiedExitNode |
| |
| bb5: ;[#uses=1] |
| %reg107-idxcast1 = cast int %fd to long ; <long> [#uses=2] |
| %reg107-idxcast2 = cast int %fd to long ; <long> [#uses=1] |
| %reg1311 = getelementptr [3 x %spec_fd_t]* %spec_fd, long 0, long %reg107-idxcast2 ; <%spec_fd_t*> [#uses=1] |
| %idx1 = getelementptr [3 x %spec_fd_t]* %spec_fd, long 0, long %reg107-idxcast1, ubyte 2 ; <int> [#uses=3] |
| %reg1321 = load int* %idx1 |
| %idx2 = getelementptr %spec_fd_t* %reg1311, long 0, ubyte 1 ; <int> [#uses=1] |
| %reg1331 = load int* %idx2 |
| %cond270 = setlt int %reg1321, %reg1331 ; <bool> [#uses=1] |
| br bool %cond270, label %bb9, label %bb6 |
| |
| bb6: ;[#uses=1] |
| %reg134 = load int* %dbglvl ; <int> [#uses=1] |
| %cond271 = setle int %reg134, 4 ; <bool> [#uses=1] |
| br bool %cond271, label %bb8, label %bb7 |
| |
| bb7: ;[#uses=1] |
| %cast277 = getelementptr [4 x sbyte]* %.LC10, long 0, long 0 ; <sbyte*> [#uses=0] |
| br label %bb8 |
| |
| bb8: ;[#uses=3] |
| br label %UnifiedExitNode |
| |
| bb9: ;[#uses=1] |
| %reg107-idxcast3 = cast int %fd to long ; <uint> [#uses=1] |
| %idx3 = getelementptr [3 x %spec_fd_t]* %spec_fd, long 0, long %reg107-idxcast3, ubyte 3 ; <ubyte*> [#uses=1] |
| %reg1601 = load ubyte** %idx3 |
| %reg132-idxcast1 = cast int %reg1321 to long ; <long> [#uses=1] |
| %idx4 = getelementptr ubyte* %reg1601, long %reg132-idxcast1 ; <ubyte> [#uses=2] |
| %reg1621 = load ubyte* %idx4 |
| %cast108 = cast ubyte %reg1621 to long ; <long> [#uses=0] |
| %reg157 = add int %reg1321, 1 ; <int> [#uses=1] |
| %idx5 = getelementptr [3 x %spec_fd_t]* %spec_fd, long 0, long %reg107-idxcast1, ubyte 2 |
| store int %reg157, int* %idx5 |
| %reg163 = load int* %dbglvl ; <int> [#uses=1] |
| %cond272 = setle int %reg163, 4 ; <bool> [#uses=1] |
| br bool %cond272, label %bb11, label %bb10 |
| |
| bb10: ;[#uses=1] |
| %cast279 = getelementptr [4 x sbyte]* %.LC11, long 0, long 0 ; <sbyte*> [#uses=0] |
| br label %bb11 |
| |
| bb11: ;[#uses=3] |
| %cast291 = cast ubyte %reg1621 to int ; <int> [#uses=1] |
| br label %UnifiedExitNode |
| |
| UnifiedExitNode: ;[#uses=3] |
| %UnifiedRetVal = phi int [ 42, %bb4 ], [ -1, %bb8 ], [ %cast291, %bb11 ] ; <int> [#uses=1] |
| ret int %UnifiedRetVal |
| } |
| |
| declare int "puts"(sbyte*) |
| |
| declare int "printf"(sbyte*, ...) |