Module: Mesa
Branch: master
Commit: f2965fde9b334ba5c8f7bbef9d5c25158cfb901d
URL:
http://cgit.freedesktop.org/mesa/mesa/commit/?id=f2965fde9b334ba5c8f7bbef9d5c25158cfb901d
Author: Ian Romanick <ian.d.roman...@intel.com>
Date: Mon Aug 12 15:47:35 2019 -0700
nir/range-analysis: Fail gracefully on non-SSA sources
Tested-by: Rob Clark <robdcl...@chromium.org>
Reviewed-by: Eric Anholt <e...@anholt.net>
---
src/compiler/nir/nir_range_analysis.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/src/compiler/nir/nir_range_analysis.c
b/src/compiler/nir/nir_range_analysis.c
index 7b908105b98..f9756ef080c 100644
--- a/src/compiler/nir/nir_range_analysis.c
+++ b/src/compiler/nir/nir_range_analysis.c
@@ -217,6 +217,9 @@ static struct ssa_result_range
analyze_expression(const nir_alu_instr *instr, unsigned src,
struct hash_table *ht)
{
+ if (!instr->src[src].src.is_ssa)
+ return (struct ssa_result_range){unknown, false};
+
if (nir_src_is_const(instr->src[src].src))
return analyze_constant(instr, src);
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