diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/i386/builtin-assume-aligned-1.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.target/i386/builtin-assume-aligned-1.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/builtin-assume-aligned-1.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/builtin-assume-aligned-1.c new file mode 100644 index 000000000..4acf48bdc --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/builtin-assume-aligned-1.c @@ -0,0 +1,41 @@ +/* { dg-do compile } */ +/* { dg-options "-O3 -msse2 -mno-avx" } */ + +void +test1 (double *out1, double *out2, double *out3, double *in1, + double *in2, int len) +{ + int i; + double *__restrict o1 = __builtin_assume_aligned (out1, 16); + double *__restrict o2 = __builtin_assume_aligned (out2, 16); + double *__restrict o3 = __builtin_assume_aligned (out3, 16); + double *__restrict i1 = __builtin_assume_aligned (in1, 16); + double *__restrict i2 = __builtin_assume_aligned (in2, 16); + for (i = 0; i < len; ++i) + { + o1[i] = i1[i] * i2[i]; + o2[i] = i1[i] + i2[i]; + o3[i] = i1[i] - i2[i]; + } +} + +void +test2 (double *out1, double *out2, double *out3, double *in1, + double *in2, int len) +{ + int i, align = 32, misalign = 16; + out1 = __builtin_assume_aligned (out1, align, misalign); + out2 = __builtin_assume_aligned (out2, align, 16); + out3 = __builtin_assume_aligned (out3, 32, misalign); + in1 = __builtin_assume_aligned (in1, 32, 16); + in2 = __builtin_assume_aligned (in2, 32, 0); + for (i = 0; i < len; ++i) + { + out1[i] = in1[i] * in2[i]; + out2[i] = in1[i] + in2[i]; + out3[i] = in1[i] - in2[i]; + } +} + +/* { dg-final { scan-assembler-not "movhpd" } } */ +/* { dg-final { scan-assembler-not "movlpd" } } */ |