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Diffstat (limited to 'src/gallium/drivers/llvmpipe/lp_state_fs.c')
-rw-r--r--src/gallium/drivers/llvmpipe/lp_state_fs.c159
1 files changed, 88 insertions, 71 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_state_fs.c b/src/gallium/drivers/llvmpipe/lp_state_fs.c
index 8e2aae40af..f2b8c36264 100644
--- a/src/gallium/drivers/llvmpipe/lp_state_fs.c
+++ b/src/gallium/drivers/llvmpipe/lp_state_fs.c
@@ -87,6 +87,7 @@
#include "lp_state.h"
#include "lp_quad.h"
#include "lp_tex_sample.h"
+#include "lp_debug.h"
static const unsigned char quad_offset_x[4] = {0, 1, 0, 1};
@@ -148,6 +149,20 @@ generate_depth(LLVMBuilderRef builder,
format_desc = util_format_description(key->zsbuf_format);
assert(format_desc);
+ /*
+ * Depths are expected to be between 0 and 1, even if they are stored in
+ * floats. Setting these bits here will ensure that the lp_build_conv() call
+ * below won't try to unnecessarily clamp the incoming values.
+ */
+ if(src_type.floating) {
+ src_type.sign = FALSE;
+ src_type.norm = TRUE;
+ }
+ else {
+ assert(!src_type.sign);
+ assert(src_type.norm);
+ }
+
/* Pick the depth type. */
dst_type = lp_depth_type(format_desc, src_type.width*src_type.length);
@@ -155,14 +170,11 @@ generate_depth(LLVMBuilderRef builder,
assert(dst_type.width == src_type.width);
assert(dst_type.length == src_type.length);
-#if 1
- src = lp_build_clamped_float_to_unsigned_norm(builder,
- src_type,
- dst_type.width,
- src);
-#else
lp_build_conv(builder, src_type, dst_type, &src, 1, &src, 1);
-#endif
+
+ dst_ptr = LLVMBuildBitCast(builder,
+ dst_ptr,
+ LLVMPointerType(lp_build_vec_type(dst_type), 0), "");
lp_build_depth_test(builder,
&key->depth,
@@ -397,59 +409,58 @@ generate_fragment(struct llvmpipe_context *lp,
unsigned i;
unsigned chan;
-#ifdef DEBUG
- tgsi_dump(shader->base.tokens, 0);
- if(key->depth.enabled) {
- debug_printf("depth.format = %s\n", pf_name(key->zsbuf_format));
- debug_printf("depth.func = %s\n", debug_dump_func(key->depth.func, TRUE));
- debug_printf("depth.writemask = %u\n", key->depth.writemask);
- }
- if(key->alpha.enabled) {
- debug_printf("alpha.func = %s\n", debug_dump_func(key->alpha.func, TRUE));
- debug_printf("alpha.ref_value = %f\n", key->alpha.ref_value);
- }
- if(key->blend.logicop_enable) {
- debug_printf("blend.logicop_func = %u\n", key->blend.logicop_func);
- }
- else if(key->blend.blend_enable) {
- debug_printf("blend.rgb_func = %s\n", debug_dump_blend_func (key->blend.rgb_func, TRUE));
- debug_printf("rgb_src_factor = %s\n", debug_dump_blend_factor(key->blend.rgb_src_factor, TRUE));
- debug_printf("rgb_dst_factor = %s\n", debug_dump_blend_factor(key->blend.rgb_dst_factor, TRUE));
- debug_printf("alpha_func = %s\n", debug_dump_blend_func (key->blend.alpha_func, TRUE));
- debug_printf("alpha_src_factor = %s\n", debug_dump_blend_factor(key->blend.alpha_src_factor, TRUE));
- debug_printf("alpha_dst_factor = %s\n", debug_dump_blend_factor(key->blend.alpha_dst_factor, TRUE));
- }
- debug_printf("blend.colormask = 0x%x\n", key->blend.colormask);
- for(i = 0; i < PIPE_MAX_SAMPLERS; ++i) {
- if(key->sampler[i].format) {
- debug_printf("sampler[%u] = \n", i);
- debug_printf(" .format = %s\n",
- pf_name(key->sampler[i].format));
- debug_printf(" .target = %s\n",
- debug_dump_tex_target(key->sampler[i].target, TRUE));
- debug_printf(" .pot = %u %u %u\n",
- key->sampler[i].pot_width,
- key->sampler[i].pot_height,
- key->sampler[i].pot_depth);
- debug_printf(" .wrap = %s %s %s\n",
- debug_dump_tex_wrap(key->sampler[i].wrap_s, TRUE),
- debug_dump_tex_wrap(key->sampler[i].wrap_t, TRUE),
- debug_dump_tex_wrap(key->sampler[i].wrap_r, TRUE));
- debug_printf(" .min_img_filter = %s\n",
- debug_dump_tex_filter(key->sampler[i].min_img_filter, TRUE));
- debug_printf(" .min_mip_filter = %s\n",
- debug_dump_tex_mipfilter(key->sampler[i].min_mip_filter, TRUE));
- debug_printf(" .mag_img_filter = %s\n",
- debug_dump_tex_filter(key->sampler[i].mag_img_filter, TRUE));
- if(key->sampler[i].compare_mode)
- debug_printf(" .compare_mode = %s\n", debug_dump_func(key->sampler[i].compare_func, TRUE));
- debug_printf(" .normalized_coords = %u\n", key->sampler[i].normalized_coords);
- debug_printf(" .prefilter = %u\n", key->sampler[i].prefilter);
+ if (LP_DEBUG & DEBUG_JIT) {
+ tgsi_dump(shader->base.tokens, 0);
+ if(key->depth.enabled) {
+ debug_printf("depth.format = %s\n", pf_name(key->zsbuf_format));
+ debug_printf("depth.func = %s\n", debug_dump_func(key->depth.func, TRUE));
+ debug_printf("depth.writemask = %u\n", key->depth.writemask);
+ }
+ if(key->alpha.enabled) {
+ debug_printf("alpha.func = %s\n", debug_dump_func(key->alpha.func, TRUE));
+ debug_printf("alpha.ref_value = %f\n", key->alpha.ref_value);
+ }
+ if(key->blend.logicop_enable) {
+ debug_printf("blend.logicop_func = %u\n", key->blend.logicop_func);
+ }
+ else if(key->blend.blend_enable) {
+ debug_printf("blend.rgb_func = %s\n", debug_dump_blend_func (key->blend.rgb_func, TRUE));
+ debug_printf("rgb_src_factor = %s\n", debug_dump_blend_factor(key->blend.rgb_src_factor, TRUE));
+ debug_printf("rgb_dst_factor = %s\n", debug_dump_blend_factor(key->blend.rgb_dst_factor, TRUE));
+ debug_printf("alpha_func = %s\n", debug_dump_blend_func (key->blend.alpha_func, TRUE));
+ debug_printf("alpha_src_factor = %s\n", debug_dump_blend_factor(key->blend.alpha_src_factor, TRUE));
+ debug_printf("alpha_dst_factor = %s\n", debug_dump_blend_factor(key->blend.alpha_dst_factor, TRUE));
+ }
+ debug_printf("blend.colormask = 0x%x\n", key->blend.colormask);
+ for(i = 0; i < PIPE_MAX_SAMPLERS; ++i) {
+ if(key->sampler[i].format) {
+ debug_printf("sampler[%u] = \n", i);
+ debug_printf(" .format = %s\n",
+ pf_name(key->sampler[i].format));
+ debug_printf(" .target = %s\n",
+ debug_dump_tex_target(key->sampler[i].target, TRUE));
+ debug_printf(" .pot = %u %u %u\n",
+ key->sampler[i].pot_width,
+ key->sampler[i].pot_height,
+ key->sampler[i].pot_depth);
+ debug_printf(" .wrap = %s %s %s\n",
+ debug_dump_tex_wrap(key->sampler[i].wrap_s, TRUE),
+ debug_dump_tex_wrap(key->sampler[i].wrap_t, TRUE),
+ debug_dump_tex_wrap(key->sampler[i].wrap_r, TRUE));
+ debug_printf(" .min_img_filter = %s\n",
+ debug_dump_tex_filter(key->sampler[i].min_img_filter, TRUE));
+ debug_printf(" .min_mip_filter = %s\n",
+ debug_dump_tex_mipfilter(key->sampler[i].min_mip_filter, TRUE));
+ debug_printf(" .mag_img_filter = %s\n",
+ debug_dump_tex_filter(key->sampler[i].mag_img_filter, TRUE));
+ if(key->sampler[i].compare_mode)
+ debug_printf(" .compare_mode = %s\n", debug_dump_func(key->sampler[i].compare_func, TRUE));
+ debug_printf(" .normalized_coords = %u\n", key->sampler[i].normalized_coords);
+ debug_printf(" .prefilter = %u\n", key->sampler[i].prefilter);
+ }
}
}
-#endif
-
variant = CALLOC_STRUCT(lp_fragment_shader_variant);
if(!variant)
return NULL;
@@ -588,8 +599,8 @@ generate_fragment(struct llvmpipe_context *lp,
}
lp_build_conv_mask(builder, fs_type, blend_type,
- fs_mask, num_fs,
- &blend_mask, 1);
+ fs_mask, num_fs,
+ &blend_mask, 1);
/*
* Blending.
@@ -611,23 +622,24 @@ generate_fragment(struct llvmpipe_context *lp,
* Translate the LLVM IR into machine code.
*/
+#ifdef DEBUG
if(LLVMVerifyFunction(variant->function, LLVMPrintMessageAction)) {
LLVMDumpValue(variant->function);
- abort();
+ assert(0);
}
+#endif
LLVMRunFunctionPassManager(screen->pass, variant->function);
-#ifdef DEBUG
- LLVMDumpValue(variant->function);
- debug_printf("\n");
-#endif
+ if (LP_DEBUG & DEBUG_JIT) {
+ LLVMDumpValue(variant->function);
+ debug_printf("\n");
+ }
variant->jit_function = (lp_jit_frag_func)LLVMGetPointerToGlobal(screen->engine, variant->function);
-#ifdef DEBUG
- lp_disassemble(variant->jit_function);
-#endif
+ if (LP_DEBUG & DEBUG_ASM)
+ lp_disassemble(variant->jit_function);
variant->next = shader->variants;
shader->variants = variant;
@@ -661,7 +673,12 @@ llvmpipe_bind_fs_state(struct pipe_context *pipe, void *fs)
{
struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
- llvmpipe->fs = (struct lp_fragment_shader *) fs;
+ if (llvmpipe->fs == fs)
+ return;
+
+ draw_flush(llvmpipe->draw);
+
+ llvmpipe->fs = fs;
llvmpipe->dirty |= LP_NEW_FS;
}
@@ -712,8 +729,7 @@ llvmpipe_set_constant_buffer(struct pipe_context *pipe,
assert(shader < PIPE_SHADER_TYPES);
assert(index == 0);
- if(shader == PIPE_SHADER_VERTEX)
- draw_flush(llvmpipe->draw);
+ draw_flush(llvmpipe->draw);
/* note: reference counting */
pipe_buffer_reference(&llvmpipe->constants[shader].buffer, buffer);
@@ -723,7 +739,8 @@ llvmpipe_set_constant_buffer(struct pipe_context *pipe,
}
if(shader == PIPE_SHADER_VERTEX) {
- draw_set_mapped_constant_buffer(llvmpipe->draw, data, size);
+ draw_set_mapped_constant_buffer(llvmpipe->draw, PIPE_SHADER_VERTEX,
+ data, size);
}
llvmpipe->dirty |= LP_NEW_CONSTANTS;