From: Peter Maydell Date: Fri, 11 Mar 2011 08:12:26 +0000 (+0000) Subject: target-arm: Use new softfloat min/max functions for VMAX, VMIN X-Git-Tag: v0.15.0-rc0~582 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=4a9f9cb24de52e93aae7539a004dd20314ca1c0c;p=qemu.git 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 Signed-off-by: Aurelien Jarno --- diff --git a/target-arm/neon_helper.c b/target-arm/neon_helper.c index bf324c62b..71f1a7ead 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)