diff options
author | Ilia Mirkin <[email protected]> | 2015-09-19 18:19:13 -0400 |
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committer | Ilia Mirkin <[email protected]> | 2016-01-08 15:10:32 -0500 |
commit | 888ddd632d7f6af635cc948f1b3e8982b43800d2 (patch) | |
tree | c7e5e4072821364ccbcaeef9420c9ba1fecb03cc /src/gallium/auxiliary/tgsi/tgsi_ureg.c | |
parent | 8cc9a8aa2a97ca9e7a36a993954a3480d44c13d3 (diff) |
ureg: add buffer support to ureg
Signed-off-by: Ilia Mirkin <[email protected]>
Reviewed-by: Marek Olšák <[email protected]>
Diffstat (limited to 'src/gallium/auxiliary/tgsi/tgsi_ureg.c')
-rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_ureg.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_ureg.c b/src/gallium/auxiliary/tgsi/tgsi_ureg.c index 59a4d3642a6..0ad23dd5e56 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_ureg.c +++ b/src/gallium/auxiliary/tgsi/tgsi_ureg.c @@ -164,6 +164,12 @@ struct ureg_program } image[PIPE_MAX_SHADER_IMAGES]; unsigned nr_images; + struct { + unsigned index; + bool atomic; + } buffer[PIPE_MAX_SHADER_BUFFERS]; + unsigned nr_buffers; + struct util_bitmask *free_temps; struct util_bitmask *local_temps; struct util_bitmask *decl_temps; @@ -697,6 +703,29 @@ ureg_DECL_image(struct ureg_program *ureg, return reg; } +/* Allocate a new buffer. + */ +struct ureg_src ureg_DECL_buffer(struct ureg_program *ureg, unsigned nr, + bool atomic) +{ + struct ureg_src reg = ureg_src_register(TGSI_FILE_BUFFER, nr); + unsigned i; + + for (i = 0; i < ureg->nr_buffers; i++) + if (ureg->buffer[i].index == nr) + return reg; + + if (i < PIPE_MAX_SHADER_BUFFERS) { + ureg->buffer[i].index = nr; + ureg->buffer[i].atomic = atomic; + ureg->nr_buffers++; + return reg; + } + + assert(0); + return reg; +} + static int match_or_expand_immediate64( const unsigned *v, int type, @@ -1554,6 +1583,25 @@ emit_decl_image(struct ureg_program *ureg, } static void +emit_decl_buffer(struct ureg_program *ureg, + unsigned index, + bool atomic) +{ + union tgsi_any_token *out = get_tokens(ureg, DOMAIN_DECL, 2); + + out[0].value = 0; + out[0].decl.Type = TGSI_TOKEN_TYPE_DECLARATION; + out[0].decl.NrTokens = 2; + out[0].decl.File = TGSI_FILE_BUFFER; + out[0].decl.UsageMask = 0xf; + out[0].decl.Atomic = atomic; + + out[1].value = 0; + out[1].decl_range.First = index; + out[1].decl_range.Last = index; +} + +static void emit_immediate( struct ureg_program *ureg, const unsigned *v, unsigned type ) @@ -1721,6 +1769,10 @@ static void emit_decls( struct ureg_program *ureg ) ureg->image[i].raw); } + for (i = 0; i < ureg->nr_buffers; i++) { + emit_decl_buffer(ureg, ureg->buffer[i].index, ureg->buffer[i].atomic); + } + if (ureg->const_decls.nr_constant_ranges) { for (i = 0; i < ureg->const_decls.nr_constant_ranges; i++) { emit_decl_range(ureg, |