diff options
Diffstat (limited to 'src/gallium/drivers/llvmpipe/lp_bld_type.c')
-rw-r--r-- | src/gallium/drivers/llvmpipe/lp_bld_type.c | 31 |
1 files changed, 25 insertions, 6 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_bld_type.c b/src/gallium/drivers/llvmpipe/lp_bld_type.c index e8cf725..8270cd0 100644 --- a/src/gallium/drivers/llvmpipe/lp_bld_type.c +++ b/src/gallium/drivers/llvmpipe/lp_bld_type.c @@ -161,7 +161,7 @@ lp_build_int_vec_type(struct lp_type type) * Build int32[4] vector type */ LLVMTypeRef -lp_build_int32_vec4_type() +lp_build_int32_vec4_type(void) { struct lp_type t; LLVMTypeRef type; @@ -181,12 +181,31 @@ lp_build_int32_vec4_type() struct lp_type lp_int_type(struct lp_type type) { - struct lp_type int_type; + struct lp_type res_type; - memset(&int_type, 0, sizeof int_type); - int_type.width = type.width; - int_type.length = type.length; - return int_type; + memset(&res_type, 0, sizeof res_type); + res_type.width = type.width; + res_type.length = type.length; + + return res_type; +} + + +/** + * Return the type with twice the bit width (hence half the number of elements). + */ +struct lp_type +lp_wider_type(struct lp_type type) +{ + struct lp_type res_type; + + memcpy(&res_type, &type, sizeof res_type); + res_type.width *= 2; + res_type.length /= 2; + + assert(res_type.length); + + return res_type; } |