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path: root/src/gallium/drivers/r600/r600_shader.c
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Diffstat (limited to 'src/gallium/drivers/r600/r600_shader.c')
-rw-r--r--src/gallium/drivers/r600/r600_shader.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c
index 1273cd62a2..b643157f56 100644
--- a/src/gallium/drivers/r600/r600_shader.c
+++ b/src/gallium/drivers/r600/r600_shader.c
@@ -113,6 +113,7 @@ int r600_pipe_shader_create(struct pipe_context *ctx,
if (rpshader == NULL)
return -ENOMEM;
rpshader->shader.family = radeon_get_family(rscreen->rw);
+ rpshader->shader.use_mem_constant = rscreen->use_mem_constant;
r = r600_shader_from_tgsi(tokens, &rpshader->shader);
if (r) {
R600_ERR("translation from TGSI failed !\n");
@@ -311,6 +312,7 @@ int r600_shader_from_tgsi(const struct tgsi_token *tokens, struct r600_shader *s
r = r600_bc_init(ctx.bc, shader->family);
if (r)
return r;
+ ctx.bc->use_mem_constant = shader->use_mem_constant;
ctx.tokens = tokens;
tgsi_scan_shader(tokens, &ctx.info);
tgsi_parse_init(&ctx.parse, tokens);
@@ -346,7 +348,11 @@ int r600_shader_from_tgsi(const struct tgsi_token *tokens, struct r600_shader *s
ctx.info.file_count[TGSI_FILE_INPUT];
ctx.file_offset[TGSI_FILE_TEMPORARY] = ctx.file_offset[TGSI_FILE_OUTPUT] +
ctx.info.file_count[TGSI_FILE_OUTPUT];
- ctx.file_offset[TGSI_FILE_CONSTANT] = 256;
+ if (ctx.shader->use_mem_constant)
+ ctx.file_offset[TGSI_FILE_CONSTANT] = 128;
+ else
+ ctx.file_offset[TGSI_FILE_CONSTANT] = 256;
+
ctx.file_offset[TGSI_FILE_IMMEDIATE] = 253;
ctx.temp_reg = ctx.file_offset[TGSI_FILE_TEMPORARY] +
ctx.info.file_count[TGSI_FILE_TEMPORARY];