diff options
| -rw-r--r-- | gcc/config/arm/arm.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/arm/vect-half-floats.c | 14 |
2 files changed, 16 insertions, 0 deletions
diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c index 2f0ef3b..7115c0a 100644 --- a/gcc/config/arm/arm.c +++ b/gcc/config/arm/arm.c @@ -29130,6 +29130,8 @@ arm_preferred_simd_mode (scalar_mode mode) if (TARGET_NEON) switch (mode) { + case E_HFmode: + return TARGET_NEON_VECTORIZE_DOUBLE ? V4HFmode : V8HFmode; case E_SFmode: return TARGET_NEON_VECTORIZE_DOUBLE ? V2SFmode : V4SFmode; case E_SImode: diff --git a/gcc/testsuite/gcc.target/arm/vect-half-floats.c b/gcc/testsuite/gcc.target/arm/vect-half-floats.c new file mode 100644 index 0000000..ebfe7f9 --- /dev/null +++ b/gcc/testsuite/gcc.target/arm/vect-half-floats.c @@ -0,0 +1,14 @@ +/* { dg-do compile } */ +/* { dg-require-effective-target target_float16 } */ +/* { dg-require-effective-target arm_fp16_ok } */ +/* { dg-add-options for_float16 } */ +/* { dg-additional-options "-Ofast -ftree-vectorize -fdump-tree-vect-all -std=c11" } */ + +void foo (_Float16 n1[], _Float16 n2[], _Float16 r[], int n) +{ + for (int i = 0; i < n; i++) + r[i] = n1[i] + n2[i]; +} + +/* { dg-final { scan-tree-dump-not "LOOP VECTORIZED" "vect" } } */ + |