Module: Mesa
Branch: master
Commit: 44e9b67229c91d6741e4284cff4ea23cc350ed18
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=44e9b67229c91d6741e4284cff4ea23cc350ed18

Author: Marek Olšák <[email protected]>
Date:   Fri Jan  6 00:07:21 2017 +0100

radeonsi: make fix_fetch 64-bit

v2: add u_bit_consecutive64

Reviewed-by: Nicolai Hähnle <[email protected]>

---

 src/gallium/drivers/radeonsi/si_shader.c        | 4 ++--
 src/gallium/drivers/radeonsi/si_shader.h        | 4 ++--
 src/gallium/drivers/radeonsi/si_state.c         | 6 +++---
 src/gallium/drivers/radeonsi/si_state.h         | 2 +-
 src/gallium/drivers/radeonsi/si_state_shaders.c | 2 +-
 src/util/bitscan.h                              | 9 +++++++++
 6 files changed, 18 insertions(+), 9 deletions(-)

diff --git a/src/gallium/drivers/radeonsi/si_shader.c 
b/src/gallium/drivers/radeonsi/si_shader.c
index d45c0e8..ddb6ca1 100644
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -433,7 +433,7 @@ static void declare_input_vs(
                                                    input, llvm_chan, "");
        }
 
-       fix_fetch = (ctx->shader->key.mono.vs.fix_fetch >> (2 * input_index)) & 
3;
+       fix_fetch = (ctx->shader->key.mono.vs.fix_fetch >> (4 * input_index)) & 
0xf;
        if (fix_fetch) {
                /* The hardware returns an unsigned value; convert it to a
                 * signed one.
@@ -6583,7 +6583,7 @@ static void si_dump_shader_key(unsigned shader, struct 
si_shader_key *key,
                fprintf(f, "  part.vs.epilog.export_prim_id = %u\n", 
key->part.vs.epilog.export_prim_id);
                fprintf(f, "  as_es = %u\n", key->as_es);
                fprintf(f, "  as_ls = %u\n", key->as_ls);
-               fprintf(f, "  mono.vs.fix_fetch = 0x%x\n", 
key->mono.vs.fix_fetch);
+               fprintf(f, "  mono.vs.fix_fetch = 0x%"PRIx64"\n", 
key->mono.vs.fix_fetch);
                break;
 
        case PIPE_SHADER_TESS_CTRL:
diff --git a/src/gallium/drivers/radeonsi/si_shader.h 
b/src/gallium/drivers/radeonsi/si_shader.h
index 1b5dec2..89f9628 100644
--- a/src/gallium/drivers/radeonsi/si_shader.h
+++ b/src/gallium/drivers/radeonsi/si_shader.h
@@ -425,8 +425,8 @@ struct si_shader_key {
        /* Flags for monolithic compilation only. */
        union {
                struct {
-                       /* One pair of bits for every input: SI_FIX_FETCH_* 
enums. */
-                       uint32_t        fix_fetch;
+                       /* One nibble for every input: SI_FIX_FETCH_* enums. */
+                       uint64_t        fix_fetch;
                } vs;
                struct {
                        uint64_t        inputs_to_copy; /* for fixed-func TCS */
diff --git a/src/gallium/drivers/radeonsi/si_state.c 
b/src/gallium/drivers/radeonsi/si_state.c
index 6e7d8da..fa78a56 100644
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -3363,12 +3363,12 @@ static void *si_create_vertex_elements(struct 
pipe_context *ctx,
                 */
                if (data_format == V_008F0C_BUF_DATA_FORMAT_2_10_10_10) {
                        if (num_format == V_008F0C_BUF_NUM_FORMAT_SNORM) {
-                               v->fix_fetch |= SI_FIX_FETCH_A2_SNORM << (2 * 
i);
+                               v->fix_fetch |= (uint64_t)SI_FIX_FETCH_A2_SNORM 
<< (4 * i);
                        } else if (num_format == 
V_008F0C_BUF_NUM_FORMAT_SSCALED) {
-                               v->fix_fetch |= SI_FIX_FETCH_A2_SSCALED << (2 * 
i);
+                               v->fix_fetch |= 
(uint64_t)SI_FIX_FETCH_A2_SSCALED << (4 * i);
                        } else if (num_format == V_008F0C_BUF_NUM_FORMAT_SINT) {
                                /* This isn't actually used in OpenGL. */
-                               v->fix_fetch |= SI_FIX_FETCH_A2_SINT << (2 * i);
+                               v->fix_fetch |= (uint64_t)SI_FIX_FETCH_A2_SINT 
<< (4 * i);
                        }
                }
 
diff --git a/src/gallium/drivers/radeonsi/si_state.h 
b/src/gallium/drivers/radeonsi/si_state.h
index a17dbc7..edc5b93 100644
--- a/src/gallium/drivers/radeonsi/si_state.h
+++ b/src/gallium/drivers/radeonsi/si_state.h
@@ -99,12 +99,12 @@ struct si_stencil_ref {
 struct si_vertex_element
 {
        unsigned                        count;
-       uint32_t                        fix_fetch;
 
        /* Two bits per attribute indicating the size of each vector component
         * in bytes if the size 3-workaround must be applied.
         */
        uint32_t                        fix_size3;
+       uint64_t                        fix_fetch;
 
        uint32_t                        rsrc_word3[SI_MAX_ATTRIBS];
        uint32_t                        format_size[SI_MAX_ATTRIBS];
diff --git a/src/gallium/drivers/radeonsi/si_state_shaders.c 
b/src/gallium/drivers/radeonsi/si_state_shaders.c
index 9967837..d2f04bc 100644
--- a/src/gallium/drivers/radeonsi/si_state_shaders.c
+++ b/src/gallium/drivers/radeonsi/si_state_shaders.c
@@ -934,7 +934,7 @@ static inline void si_shader_selector_key(struct 
pipe_context *ctx,
 
                        key->mono.vs.fix_fetch =
                                sctx->vertex_elements->fix_fetch &
-                               u_bit_consecutive(0, 2 * count);
+                               u_bit_consecutive64(0, 4 * count);
                }
                if (sctx->tes_shader.cso)
                        key->as_ls = 1;
diff --git a/src/util/bitscan.h b/src/util/bitscan.h
index a5dfa1f..32e0271 100644
--- a/src/util/bitscan.h
+++ b/src/util/bitscan.h
@@ -226,6 +226,15 @@ u_bit_consecutive(unsigned start, unsigned count)
    return ((1u << count) - 1) << start;
 }
 
+static inline uint64_t
+u_bit_consecutive64(unsigned start, unsigned count)
+{
+   assert(start + count <= 64);
+   if (count == 64)
+      return ~(uint64_t)0;
+   return (((uint64_t)1 << count) - 1) << start;
+}
+
 
 #ifdef __cplusplus
 }

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