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Diffstat (limited to 'src/gallium/drivers/radeonsi/si_shader.c')
-rw-r--r--src/gallium/drivers/radeonsi/si_shader.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c
index 593383e3da1..574244b484c 100644
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -100,6 +100,17 @@ enum {
LOCAL_ADDR_SPACE = 3,
};
+static bool is_merged_shader(struct si_shader *shader)
+{
+ if (shader->selector->screen->b.chip_class <= VI)
+ return false;
+
+ return shader->key.as_ls ||
+ shader->key.as_es ||
+ shader->selector->type == PIPE_SHADER_TESS_CTRL ||
+ shader->selector->type == PIPE_SHADER_GEOMETRY;
+}
+
/**
* Returns a unique index for a semantic name and index. The index must be
* less than 64, so that a 64-bit bitmask of used inputs or outputs can be
@@ -7689,7 +7700,7 @@ int si_compile_tgsi_shader(struct si_screen *sscreen,
}
/* Add the scratch offset to input SGPRs. */
- if (shader->config.scratch_bytes_per_wave)
+ if (shader->config.scratch_bytes_per_wave && !is_merged_shader(shader))
shader->info.num_input_sgprs += 1; /* scratch byte offset */
/* Calculate the number of fragment input VGPRs. */