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author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.dg/guality/rotatetest.c | |
parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/guality/rotatetest.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/guality/rotatetest.c | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/guality/rotatetest.c b/gcc-4.9/gcc/testsuite/gcc.dg/guality/rotatetest.c new file mode 100644 index 000000000..64f5340a0 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/guality/rotatetest.c @@ -0,0 +1,76 @@ +/* { dg-do run { target { x86_64-*-* && lp64 } } } */ +/* { dg-options "-g" } */ + +volatile int vv; + +__attribute__((noclone, noinline)) long +f1 (unsigned long x) +{ + long f = (x << 12) | (x >> (64 - 12)); + long g = f; + asm volatile ("" : "+r" (f)); + vv++; /* { dg-final { gdb-test 12 "g" "f" } } */ + return f; +} + +__attribute__((noclone, noinline)) long +f2 (unsigned long x, int y) +{ + long f = (x << y) | (x >> (64 - y)); + long g = f; + asm volatile ("" : "+r" (f)); + vv++; /* { dg-final { gdb-test 22 "g" "f" } } */ + return f; +} + +__attribute__((noclone, noinline)) long +f3 (unsigned long x, int y) +{ + long f = (x >> y) | (x << (64 - y)); + long g = f; + asm volatile ("" : "+r" (f)); + vv++; /* { dg-final { gdb-test 32 "g" "f" } } */ + return f; +} + +__attribute__((noclone, noinline)) unsigned int +f4 (unsigned int x) +{ + unsigned int f = (x << 12) | (x >> (32 - 12)); + unsigned int g = f; + asm volatile ("" : "+r" (f)); + vv++; /* { dg-final { gdb-test 42 "g" "f" } } */ + return f; +} + +__attribute__((noclone, noinline)) unsigned int +f5 (unsigned int x, int y) +{ + unsigned int f = (x << y) | (x >> (32 - y)); + unsigned int g = f; + asm volatile ("" : "+r" (f)); + vv++; /* { dg-final { gdb-test 52 "g" "f" } } */ + return f; +} + +__attribute__((noclone, noinline)) unsigned int +f6 (unsigned int x, int y) +{ + unsigned int f = (x >> y) | (x << (32 - y)); + unsigned int g = f; + asm volatile ("" : "+r" (f)); + vv++; /* { dg-final { gdb-test 62 "g" "f" } } */ + return f; +} + +int +main () +{ + f1 (0x123456789abcde0fUL); + f2 (0x123456789abcde0fUL, 18); + f3 (0x123456789abcde0fUL, 17); + f4 (0x12345678); + f5 (0x12345678, 18); + f6 (0x12345678, 17); + return 0; +} |