KonstantinSeurer
/
mesa
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

isl: Use util_sign_extend 

Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Reviewed-by: Kristian H. Kristensen <hoegsberg@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17214>
This commit is contained in:
Jason Ekstrand 2022-06-23 13:00:36 -05:00 committed by Marge Bot
parent efc63ea02d
commit bc5e77a9f2
1 changed files with 2 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
src/intel/isl/isl_format.c
View File

@ -1274,18 +1274,6 @@ isl_color_value_pack(const union isl_color_value *value,
assert(fmtl->channels.p.bits == 0);
}
/** Extend an N-bit signed integer to 32 bits */
static inline int32_t
sign_extend(int32_t x, unsigned bits)
{
if (bits < 32) {
unsigned shift = 32 - bits;
return (x << shift) >> shift;
} else {
return x;
}
}
static inline void
unpack_channel(union isl_color_value *value,
unsigned start, unsigned count,
@ -1323,7 +1311,7 @@ unpack_channel(union isl_color_value *value,
}
break;
case ISL_SNORM:
unpacked.f32 = _mesa_snorm_to_float(sign_extend(packed, layout->bits),
unpacked.f32 = _mesa_snorm_to_float(util_sign_extend(packed, layout->bits),
layout->bits);
break;
case ISL_SFLOAT:
@ -1338,7 +1326,7 @@ unpack_channel(union isl_color_value *value,
unpacked.u32 = packed;
break;
case ISL_SINT:
unpacked.u32 = sign_extend(packed, layout->bits);
unpacked.u32 = util_sign_extend(packed, layout->bits);
break;
default: