diff options
Diffstat (limited to 'src/gallium/drivers/llvmpipe/lp_bld_type.h')
-rw-r--r-- | src/gallium/drivers/llvmpipe/lp_bld_type.h | 98 |
1 files changed, 96 insertions, 2 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_bld_type.h b/src/gallium/drivers/llvmpipe/lp_bld_type.h index 118fb33..b7d8aed 100644 --- a/src/gallium/drivers/llvmpipe/lp_bld_type.h +++ b/src/gallium/drivers/llvmpipe/lp_bld_type.h @@ -43,13 +43,18 @@ /** + * Native SIMD register width. + * + * 128 for all architectures we care about. + */ +#define LP_NATIVE_VECTOR_WIDTH 128 + +/** * Several functions can only cope with vectors of length up to this value. * You may need to increase that value if you want to represent bigger vectors. */ #define LP_MAX_VECTOR_LENGTH 16 -#define LP_MAX_TYPE_WIDTH 64 - /** * The LLVM type system can't conveniently express all the things we care about @@ -134,6 +139,91 @@ struct lp_build_context }; +static INLINE struct lp_type +lp_type_float(unsigned width) +{ + struct lp_type res_type; + + memset(&res_type, 0, sizeof res_type); + res_type.floating = TRUE; + res_type.sign = TRUE; + res_type.width = width; + res_type.length = LP_NATIVE_VECTOR_WIDTH / width; + + return res_type; +} + + +static INLINE struct lp_type +lp_type_int(unsigned width) +{ + struct lp_type res_type; + + memset(&res_type, 0, sizeof res_type); + res_type.sign = TRUE; + res_type.width = width; + res_type.length = LP_NATIVE_VECTOR_WIDTH / width; + + return res_type; +} + + +static INLINE struct lp_type +lp_type_uint(unsigned width) +{ + struct lp_type res_type; + + memset(&res_type, 0, sizeof res_type); + res_type.width = width; + res_type.length = LP_NATIVE_VECTOR_WIDTH / width; + + return res_type; +} + + +static INLINE struct lp_type +lp_type_unorm(unsigned width) +{ + struct lp_type res_type; + + memset(&res_type, 0, sizeof res_type); + res_type.norm = TRUE; + res_type.width = width; + res_type.length = LP_NATIVE_VECTOR_WIDTH / width; + + return res_type; +} + + +static INLINE struct lp_type +lp_type_fixed(unsigned width) +{ + struct lp_type res_type; + + memset(&res_type, 0, sizeof res_type); + res_type.sign = TRUE; + res_type.fixed = TRUE; + res_type.width = width; + res_type.length = LP_NATIVE_VECTOR_WIDTH / width; + + return res_type; +} + + +static INLINE struct lp_type +lp_type_ufixed(unsigned width) +{ + struct lp_type res_type; + + memset(&res_type, 0, sizeof res_type); + res_type.fixed = TRUE; + res_type.width = width; + res_type.length = LP_NATIVE_VECTOR_WIDTH / width; + + return res_type; +} + + LLVMTypeRef lp_build_elem_type(struct lp_type type); @@ -170,6 +260,10 @@ struct lp_type lp_int_type(struct lp_type type); +struct lp_type +lp_wider_type(struct lp_type type); + + void lp_build_context_init(struct lp_build_context *bld, LLVMBuilderRef builder, |