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| author | Chris Lattner <sabre@nondot.org> | 2007-07-21 04:54:14 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2007-07-21 04:54:14 +0000 |
| commit | bb26836c3523a9f32c0d2239be54aee9c74e4b3c (patch) | |
| tree | 5a364d08fc8781df2562ae0a4b7867b59b0d00b8 /clang/INPUTS/stpcpy-test.c | |
| parent | a6f5ab54257596b5dc895433e34297347e7f1e95 (diff) | |
| download | bcm5719-llvm-bb26836c3523a9f32c0d2239be54aee9c74e4b3c.tar.gz bcm5719-llvm-bb26836c3523a9f32c0d2239be54aee9c74e4b3c.zip | |
add an evil macro expansion perf test from Neil.
llvm-svn: 40138
Diffstat (limited to 'clang/INPUTS/stpcpy-test.c')
| -rw-r--r-- | clang/INPUTS/stpcpy-test.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/clang/INPUTS/stpcpy-test.c b/clang/INPUTS/stpcpy-test.c new file mode 100644 index 00000000000..b96a8066e63 --- /dev/null +++ b/clang/INPUTS/stpcpy-test.c @@ -0,0 +1,47 @@ +#define __extension__ + +#define __stpcpy(dest, src) (__extension__ (__builtin_constant_p (src) ? (__string2_1bptr_p (src) && strlen (src) + 1 <= 8 ? __stpcpy_small (dest, __stpcpy_args (src), strlen (src) + 1) : ((char *) __mempcpy (dest, src, strlen (src) + 1) - 1)) : __stpcpy (dest, src))) +#define stpcpy(dest, src) __stpcpy (dest, src) +#define __stpcpy_args(src) __extension__ __STRING2_SMALL_GET16 (src, 0), __extension__ __STRING2_SMALL_GET16 (src, 4), __extension__ __STRING2_SMALL_GET32 (src, 0), __extension__ __STRING2_SMALL_GET32 (src, 4) + +#define __mempcpy(dest, src, n) (__extension__ (__builtin_constant_p (src) && __builtin_constant_p (n) && __string2_1bptr_p (src) && n <= 8 ? __mempcpy_small (dest, __mempcpy_args (src), n) : __mempcpy (dest, src, n))) +#define mempcpy(dest, src, n) __mempcpy (dest, src, n) +#define __mempcpy_args(src) ((char *) (src))[0], ((char *) (src))[2], ((char *) (src))[4], ((char *) (src))[6], __extension__ __STRING2_SMALL_GET16 (src, 0), __extension__ __STRING2_SMALL_GET16 (src, 4), __extension__ __STRING2_SMALL_GET32 (src, 0), __extension__ __STRING2_SMALL_GET32 (src, 4) + +#define __STRING2_SMALL_GET16(src, idx) (((__const unsigned char *) (__const char *) (src))[idx + 1] << 8 | ((__const unsigned char *) (__const char *) (src))[idx]) + +#define __STRING2_SMALL_GET32(src, idx) (((((__const unsigned char *) (__const char *) (src))[idx + 3] << 8 | ((__const unsigned char *) (__const char *) (src))[idx + 2]) << 8 | ((__const unsigned char *) (__const char *) (src))[idx + 1]) << 8 | ((__const unsigned char *) (__const char *) (src))[idx]) + +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) +stpcpy (stpcpy (stpcpy (stpcpy (a, b), c), d), e) |
