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| author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
|---|---|---|
| committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
| commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
| tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.target/aarch64/abs_1.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.target/aarch64/abs_1.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.target/aarch64/abs_1.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/aarch64/abs_1.c b/gcc-4.9/gcc/testsuite/gcc.target/aarch64/abs_1.c new file mode 100644 index 000000000..938bc84ed --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.target/aarch64/abs_1.c @@ -0,0 +1,53 @@ +/* { dg-do run } */ +/* { dg-options "-O2 -fno-inline --save-temps" } */ + +extern long long llabs (long long); +extern void abort (void); + +long long +abs64 (long long a) +{ + /* { dg-final { scan-assembler "eor\t" } } */ + /* { dg-final { scan-assembler "sub\t" } } */ + return llabs (a); +} + +long long +abs64_in_dreg (long long a) +{ + /* { dg-final { scan-assembler "abs\td\[0-9\]+, d\[0-9\]+" } } */ + register long long x asm ("d8") = a; + register long long y asm ("d9"); + asm volatile ("" : : "w" (x)); + y = llabs (x); + asm volatile ("" : : "w" (y)); + return y; +} + +int +main (void) +{ + volatile long long ll0 = 0LL, ll1 = 1LL, llm1 = -1LL; + + if (abs64 (ll0) != 0LL) + abort (); + + if (abs64 (ll1) != 1LL) + abort (); + + if (abs64 (llm1) != 1LL) + abort (); + + if (abs64_in_dreg (ll0) != 0LL) + abort (); + + if (abs64_in_dreg (ll1) != 1LL) + abort (); + + if (abs64_in_dreg (llm1) != 1LL) + abort (); + + return 0; +} + +/* { dg-final { cleanup-saved-temps } } */ |