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| author | Peter Maydell <peter.maydell@linaro.org> | 2011-03-11 08:12:26 +0000 |
|---|---|---|
| committer | Aurelien Jarno <aurelien@aurel32.net> | 2011-04-03 17:19:38 +0200 |
| commit | 4a9f9cb24de52e93aae7539a004dd20314ca1c0c (patch) | |
| tree | f16f8a442b0090d44b069a5fe4d5869bb8f23d16 | |
| parent | 274f1b041e0d550750cc6992092ad0197b2c5320 (diff) | |
| download | qemu-4a9f9cb24de52e93aae7539a004dd20314ca1c0c.tar.gz qemu-4a9f9cb24de52e93aae7539a004dd20314ca1c0c.tar.bz2 qemu-4a9f9cb24de52e93aae7539a004dd20314ca1c0c.zip | |
target-arm: Use new softfloat min/max functions for VMAX, VMIN
Use the new softfloat min/max functions to implement the Neon VMAX
and VMIN instructions. This allows us to get the right behaviour
for NaN and negative zero.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
| -rw-r--r-- | target-arm/neon_helper.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/target-arm/neon_helper.c b/target-arm/neon_helper.c index bf324c62b6..71f1a7ead0 100644 --- a/target-arm/neon_helper.c +++ b/target-arm/neon_helper.c @@ -1773,16 +1773,12 @@ uint32_t HELPER(neon_qneg_s32)(CPUState *env, uint32_t x) /* NEON Float helpers. */ uint32_t HELPER(neon_min_f32)(uint32_t a, uint32_t b) { - float32 f0 = make_float32(a); - float32 f1 = make_float32(b); - return (float32_compare_quiet(f0, f1, NFS) == -1) ? a : b; + return float32_val(float32_min(make_float32(a), make_float32(b), NFS)); } uint32_t HELPER(neon_max_f32)(uint32_t a, uint32_t b) { - float32 f0 = make_float32(a); - float32 f1 = make_float32(b); - return (float32_compare_quiet(f0, f1, NFS) == 1) ? a : b; + return float32_val(float32_max(make_float32(a), make_float32(b), NFS)); } uint32_t HELPER(neon_abd_f32)(uint32_t a, uint32_t b) |