diff options
| author | Zancanaro; Carlo <czan8762@plang3.cs.usyd.edu.au> | 2012-09-24 09:58:17 +1000 |
|---|---|---|
| committer | Zancanaro; Carlo <czan8762@plang3.cs.usyd.edu.au> | 2012-09-24 09:58:17 +1000 |
| commit | 222e2a7620e6520ffaf4fc4e69d79c18da31542e (patch) | |
| tree | 7bfbc05bfa3b41c8f9d2e56d53a0bc3e310df239 /clang/INPUTS/cfg-long-chain3.c | |
| parent | 3d206f03985b50beacae843d880bccdc91a9f424 (diff) | |
Add the clang library to the repo (with some of my changes, too).
Diffstat (limited to 'clang/INPUTS/cfg-long-chain3.c')
| -rw-r--r-- | clang/INPUTS/cfg-long-chain3.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/clang/INPUTS/cfg-long-chain3.c b/clang/INPUTS/cfg-long-chain3.c new file mode 100644 index 0000000..cca4bdc --- /dev/null +++ b/clang/INPUTS/cfg-long-chain3.c @@ -0,0 +1,21 @@ +#define EXPAND_2_BRANCHES(i, x, y) BRANCH(i, x, y); BRANCH(i + 1, x, y); +#define EXPAND_4_BRANCHES(i, x, y) EXPAND_2_BRANCHES(i, x, y) EXPAND_2_BRANCHES(i + 2, x, y) +#define EXPAND_8_BRANCHES(i, x, y) EXPAND_4_BRANCHES(i, x, y) EXPAND_4_BRANCHES(i + 4, x, y) +#define EXPAND_16_BRANCHES(i, x, y) EXPAND_8_BRANCHES(i, x, y) EXPAND_8_BRANCHES(i + 8, x, y) +#define EXPAND_32_BRANCHES(i, x, y) EXPAND_16_BRANCHES(i, x, y) EXPAND_16_BRANCHES(i + 16, x, y) +#define EXPAND_64_BRANCHES(i, x, y) EXPAND_32_BRANCHES(i, x, y) EXPAND_32_BRANCHES(i + 32, x, y) +#define EXPAND_128_BRANCHES(i, x, y) EXPAND_64_BRANCHES(i, x, y) EXPAND_64_BRANCHES(i + 64, x, y) +#define EXPAND_256_BRANCHES(i, x, y) EXPAND_128_BRANCHES(i, x, y) EXPAND_128_BRANCHES(i + 128, x, y) +#define EXPAND_512_BRANCHES(i, x, y) EXPAND_256_BRANCHES(i, x, y) EXPAND_256_BRANCHES(i + 256, x, y) +#define EXPAND_1024_BRANCHES(i, x, y) EXPAND_512_BRANCHES(i, x, y) EXPAND_512_BRANCHES(i + 512, x, y) +#define EXPAND_2048_BRANCHES(i, x, y) EXPAND_1024_BRANCHES(i, x, y) EXPAND_1024_BRANCHES(i + 1024, x, y) +#define EXPAND_4096_BRANCHES(i, x, y) EXPAND_2048_BRANCHES(i, x, y) EXPAND_2048_BRANCHES(i + 2048, x, y) + +unsigned cfg_long_chain_many_preds(unsigned x) { + unsigned y = 0; +#define BRANCH(i, x, y) if ((x % 13171) < i) { int var = x / 13171; y ^= var; } else + EXPAND_4096_BRANCHES(1, x, y); +#undef BRANCH + int var = x / 13171; y^= var; + return y; +} |