diff options
| author | Peter Maydell <peter.maydell@linaro.org> | 2020-08-28 19:33:49 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2020-09-01 11:45:20 +0100 |
| commit | 18725916b1438b54d6d6533980833d2251a20b7c (patch) | |
| tree | 627a404469829a695e5094bc15594ef5dfc0fcfc /target/arm/vfp_helper.c | |
| parent | ca88a6efdf4ce96b646a896059f9bd324c2cebc4 (diff) | |
target/arm: Implement fp16 for Neon VRINT-with-specified-rounding-mode
Convert the Neon VRINT-with-specified-rounding-mode insns to gvec,
and use this to implement the fp16 versions.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200828183354.27913-41-peter.maydell@linaro.org
Diffstat (limited to 'target/arm/vfp_helper.c')
| -rw-r--r-- | target/arm/vfp_helper.c | 17 |
1 files changed, 0 insertions, 17 deletions
diff --git a/target/arm/vfp_helper.c b/target/arm/vfp_helper.c index 8a3dd17681..5666393ef7 100644 --- a/target/arm/vfp_helper.c +++ b/target/arm/vfp_helper.c @@ -459,23 +459,6 @@ uint32_t HELPER(set_rmode)(uint32_t rmode, void *fpstp) return prev_rmode; } -/* Set the current fp rounding mode in the standard fp status and return - * the old one. This is for NEON instructions that need to change the - * rounding mode but wish to use the standard FPSCR values for everything - * else. Always set the rounding mode back to the correct value after - * modifying it. - * The argument is a softfloat float_round_ value. - */ -uint32_t HELPER(set_neon_rmode)(uint32_t rmode, CPUARMState *env) -{ - float_status *fp_status = &env->vfp.standard_fp_status; - - uint32_t prev_rmode = get_float_rounding_mode(fp_status); - set_float_rounding_mode(rmode, fp_status); - - return prev_rmode; -} - /* Half precision conversions. */ float32 HELPER(vfp_fcvt_f16_to_f32)(uint32_t a, void *fpstp, uint32_t ahp_mode) { |