mirrors/qemu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

target-arm: A64: Add extra VFP fixed point conversion helpers

Browse Source 
Define the full set of floating point to fixed point conversion
helpers required to support AArch64.

Signed-off-by: Will Newton <will.newton@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Will Newton 2014-01-07 17:19:14 +00:00 committed by Peter Maydell
parent abe66f702c
commit 3c6a074a08
2 changed files with 26 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
target-arm/helper.c
View File

@ -4012,16 +4012,25 @@ uint##isz##_t HELPER(vfp_to##name##p##round)(float##fsz x, \
#define VFP_CONV_FIX(name, p, fsz, isz, itype) \
VFP_CONV_FIX_FLOAT(name, p, fsz, isz, itype) \
VFP_CONV_FLOAT_FIX_ROUND(name, p, fsz, isz, itype, _round_to_zero)
VFP_CONV_FLOAT_FIX_ROUND(name, p, fsz, isz, itype, _round_to_zero) \
VFP_CONV_FLOAT_FIX_ROUND(name, p, fsz, isz, itype, )
#define VFP_CONV_FIX_A64(name, p, fsz, isz, itype) \
VFP_CONV_FIX_FLOAT(name, p, fsz, isz, itype) \
VFP_CONV_FLOAT_FIX_ROUND(name, p, fsz, isz, itype, )
VFP_CONV_FIX(sh, d, 64, 64, int16)
VFP_CONV_FIX(sl, d, 64, 64, int32)
VFP_CONV_FIX_A64(sq, d, 64, 64, int64)
VFP_CONV_FIX(uh, d, 64, 64, uint16)
VFP_CONV_FIX(ul, d, 64, 64, uint32)
VFP_CONV_FIX_A64(uq, d, 64, 64, uint64)
VFP_CONV_FIX(sh, s, 32, 32, int16)
VFP_CONV_FIX(sl, s, 32, 32, int32)
VFP_CONV_FIX_A64(sq, s, 32, 64, int64)
VFP_CONV_FIX(uh, s, 32, 32, uint16)
VFP_CONV_FIX(ul, s, 32, 32, uint32)
VFP_CONV_FIX_A64(uq, s, 32, 64, uint64)
#undef VFP_CONV_FIX
#undef VFP_CONV_FIX_FLOAT
#undef VFP_CONV_FLOAT_FIX_ROUND

16
target-arm/helper.h
View File

@ -123,14 +123,30 @@ DEF_HELPER_3(vfp_toshd_round_to_zero, i64, f64, i32, ptr)
DEF_HELPER_3(vfp_tosld_round_to_zero, i64, f64, i32, ptr)
DEF_HELPER_3(vfp_touhd_round_to_zero, i64, f64, i32, ptr)
DEF_HELPER_3(vfp_tould_round_to_zero, i64, f64, i32, ptr)
DEF_HELPER_3(vfp_toshs, i32, f32, i32, ptr)
DEF_HELPER_3(vfp_tosls, i32, f32, i32, ptr)
DEF_HELPER_3(vfp_tosqs, i64, f32, i32, ptr)
DEF_HELPER_3(vfp_touhs, i32, f32, i32, ptr)
DEF_HELPER_3(vfp_touls, i32, f32, i32, ptr)
DEF_HELPER_3(vfp_touqs, i64, f32, i32, ptr)
DEF_HELPER_3(vfp_toshd, i64, f64, i32, ptr)
DEF_HELPER_3(vfp_tosld, i64, f64, i32, ptr)
DEF_HELPER_3(vfp_tosqd, i64, f64, i32, ptr)
DEF_HELPER_3(vfp_touhd, i64, f64, i32, ptr)
DEF_HELPER_3(vfp_tould, i64, f64, i32, ptr)
DEF_HELPER_3(vfp_touqd, i64, f64, i32, ptr)
DEF_HELPER_3(vfp_shtos, f32, i32, i32, ptr)
DEF_HELPER_3(vfp_sltos, f32, i32, i32, ptr)
DEF_HELPER_3(vfp_sqtos, f32, i64, i32, ptr)
DEF_HELPER_3(vfp_uhtos, f32, i32, i32, ptr)
DEF_HELPER_3(vfp_ultos, f32, i32, i32, ptr)
DEF_HELPER_3(vfp_uqtos, f32, i64, i32, ptr)
DEF_HELPER_3(vfp_shtod, f64, i64, i32, ptr)
DEF_HELPER_3(vfp_sltod, f64, i64, i32, ptr)
DEF_HELPER_3(vfp_sqtod, f64, i64, i32, ptr)
DEF_HELPER_3(vfp_uhtod, f64, i64, i32, ptr)
DEF_HELPER_3(vfp_ultod, f64, i64, i32, ptr)
DEF_HELPER_3(vfp_uqtod, f64, i64, i32, ptr)
DEF_HELPER_2(vfp_fcvt_f16_to_f32, f32, i32, env)
DEF_HELPER_2(vfp_fcvt_f32_to_f16, i32, f32, env)