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authorJason Ekstrand <[email protected]>2015-12-14 19:51:49 -0800
committerJason Ekstrand <[email protected]>2015-12-15 10:20:23 -0800
commitde67456d6d756e23142b9701e38ef5e11c301ae1 (patch)
tree82852be28daf9d578849e2364e0cbedf4579fbcc
parent64f0ee73e0ade5b6f888b143a1db58ffabfffd99 (diff)
nir/lower_system_values: Stop supporting non-SSA
The one user of this (i965) only ever calls it while in SSA form.
-rw-r--r--src/glsl/nir/nir_lower_system_values.c14
1 files changed, 6 insertions, 8 deletions
diff --git a/src/glsl/nir/nir_lower_system_values.c b/src/glsl/nir/nir_lower_system_values.c
index 21904f81b97..03a98147ba9 100644
--- a/src/glsl/nir/nir_lower_system_values.c
+++ b/src/glsl/nir/nir_lower_system_values.c
@@ -40,17 +40,15 @@ convert_instr(nir_intrinsic_instr *instr)
void *mem_ctx = ralloc_parent(instr);
+ assert(instr->dest.is_ssa);
+
nir_intrinsic_op op = nir_intrinsic_from_system_value(var->data.location);
nir_intrinsic_instr *new_instr = nir_intrinsic_instr_create(mem_ctx, op);
- if (instr->dest.is_ssa) {
- nir_ssa_dest_init(&new_instr->instr, &new_instr->dest,
- instr->dest.ssa.num_components, NULL);
- nir_ssa_def_rewrite_uses(&instr->dest.ssa,
- nir_src_for_ssa(&new_instr->dest.ssa));
- } else {
- nir_dest_copy(&new_instr->dest, &instr->dest, mem_ctx);
- }
+ nir_ssa_dest_init(&new_instr->instr, &new_instr->dest,
+ instr->dest.ssa.num_components, NULL);
+ nir_ssa_def_rewrite_uses(&instr->dest.ssa,
+ nir_src_for_ssa(&new_instr->dest.ssa));
nir_instr_insert_before(&instr->instr, &new_instr->instr);
nir_instr_remove(&instr->instr);