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| author | Francisco Jerez <currojerez@riseup.net> | 2016-04-25 17:35:52 -0700 |
|---|---|---|
| committer | Francisco Jerez <currojerez@riseup.net> | 2016-05-27 23:22:09 -0700 |
| commit | 9dcb8ff6a11e7071ab660cf53194783b93c8b8bf (patch) | |
| tree | 7d9f4249f97b1598ee1f7768845e71a2d4edf5f6 /src/mesa/drivers/dri/i965/brw_reg.h | |
| parent | bb89beb26bafb69e23a91e14c62b10f40c4790f8 (diff) | |
| download | external_mesa3d-9dcb8ff6a11e7071ab660cf53194783b93c8b8bf.zip external_mesa3d-9dcb8ff6a11e7071ab660cf53194783b93c8b8bf.tar.gz external_mesa3d-9dcb8ff6a11e7071ab660cf53194783b93c8b8bf.tar.bz2 | |
i965: Define brw_int_type() helper.
Intended as a (partial) inverse of type_sz(). Will be useful in the
next commit and some other SIMD32 generator changes I have queued up.
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_reg.h')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_reg.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_reg.h b/src/mesa/drivers/dri/i965/brw_reg.h index b0ef94e..bd7ea1b 100644 --- a/src/mesa/drivers/dri/i965/brw_reg.h +++ b/src/mesa/drivers/dri/i965/brw_reg.h @@ -305,6 +305,26 @@ type_sz(unsigned type) } /** + * Return an integer type of the requested size and signedness. + */ +static inline enum brw_reg_type +brw_int_type(unsigned sz, bool is_signed) +{ + switch (sz) { + case 1: + return (is_signed ? BRW_REGISTER_TYPE_B : BRW_REGISTER_TYPE_UB); + case 2: + return (is_signed ? BRW_REGISTER_TYPE_W : BRW_REGISTER_TYPE_UW); + case 4: + return (is_signed ? BRW_REGISTER_TYPE_D : BRW_REGISTER_TYPE_UD); + case 8: + return (is_signed ? BRW_REGISTER_TYPE_Q : BRW_REGISTER_TYPE_UQ); + default: + unreachable("Not reached."); + } +} + +/** * Construct a brw_reg. * \param file one of the BRW_x_REGISTER_FILE values * \param nr register number/index |