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-rw-r--r--src/gallium/drivers/nv50/nv50_pc.c4
-rw-r--r--src/gallium/drivers/nv50/nv50_program.c3
2 files changed, 5 insertions, 2 deletions
diff --git a/src/gallium/drivers/nv50/nv50_pc.c b/src/gallium/drivers/nv50/nv50_pc.c
index 2706d88779..bb464ec4c9 100644
--- a/src/gallium/drivers/nv50/nv50_pc.c
+++ b/src/gallium/drivers/nv50/nv50_pc.c
@@ -539,8 +539,8 @@ nv50_generate_code(struct nv50_translation_info *ti)
ti->p->immd_size = pc->immd_count * 4;
ti->p->immd = pc->immd_buf;
- /* highest 16 bit reg to num of 32 bit regs */
- ti->p->max_gpr = (pc->max_reg[NV_FILE_GPR] >> 1) + 1;
+ /* highest 16 bit reg to num of 32 bit regs, limit to >= 4 */
+ ti->p->max_gpr = MAX2(4, (pc->max_reg[NV_FILE_GPR] >> 1) + 1);
ti->p->fixups = pc->fixups;
ti->p->num_fixups = pc->num_fixups;
diff --git a/src/gallium/drivers/nv50/nv50_program.c b/src/gallium/drivers/nv50/nv50_program.c
index 24952f70f1..b3600f7ba7 100644
--- a/src/gallium/drivers/nv50/nv50_program.c
+++ b/src/gallium/drivers/nv50/nv50_program.c
@@ -514,6 +514,9 @@ nv50_fragprog_prepare(struct nv50_translation_info *ti)
if (depr < p->out_nr) {
p->out[depr].mask = 0x4;
p->out[depr].hw = ti->output_map[depr][2] = p->max_out++;
+ } else {
+ /* allowed values are 1, 4, 5, 8, 9, ... */
+ p->max_out = MAX2(4, p->max_out);
}
return 0;