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authorJosé Fonseca <jfonseca@vmware.com>2010-01-08 15:42:57 +0000
committerJosé Fonseca <jfonseca@vmware.com>2010-01-08 15:42:57 +0000
commit080c40ab32b2abd6d8381b4a0cc143d36a1652b2 (patch)
treee173767ebc5a82d81b9fc086449d915e29348976 /src/gallium/drivers/llvmpipe/lp_bld_type.c
parent9cdf6f025b2ed55cfb13dd09f870f01d0c7947d3 (diff)
parenta1de400e8de06a80ab140bb0fa950e990607572d (diff)
Merge remote branch 'origin/master' into lp-binning
Conflicts: src/gallium/auxiliary/util/u_surface.c src/gallium/drivers/llvmpipe/Makefile src/gallium/drivers/llvmpipe/SConscript src/gallium/drivers/llvmpipe/lp_bld_arit.c src/gallium/drivers/llvmpipe/lp_bld_flow.c src/gallium/drivers/llvmpipe/lp_bld_interp.c src/gallium/drivers/llvmpipe/lp_clear.c src/gallium/drivers/llvmpipe/lp_context.c src/gallium/drivers/llvmpipe/lp_context.h src/gallium/drivers/llvmpipe/lp_draw_arrays.c src/gallium/drivers/llvmpipe/lp_jit.c src/gallium/drivers/llvmpipe/lp_jit.h src/gallium/drivers/llvmpipe/lp_prim_vbuf.c src/gallium/drivers/llvmpipe/lp_setup.c src/gallium/drivers/llvmpipe/lp_setup_point.c src/gallium/drivers/llvmpipe/lp_state.h src/gallium/drivers/llvmpipe/lp_state_blend.c src/gallium/drivers/llvmpipe/lp_state_derived.c src/gallium/drivers/llvmpipe/lp_state_fs.c src/gallium/drivers/llvmpipe/lp_state_sampler.c src/gallium/drivers/llvmpipe/lp_state_surface.c src/gallium/drivers/llvmpipe/lp_tex_cache.c src/gallium/drivers/llvmpipe/lp_tex_cache.h src/gallium/drivers/llvmpipe/lp_tex_sample.h src/gallium/drivers/llvmpipe/lp_tile_cache.c
Diffstat (limited to 'src/gallium/drivers/llvmpipe/lp_bld_type.c')
-rw-r--r--src/gallium/drivers/llvmpipe/lp_bld_type.c31
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 e8cf7256c0..8270cd057f 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;
}