V2: Put in alphabetic order
Add some air for readability
Reviewed-by: Ian Romanick <ian.d.romanick at intel.com>
---
src/glsl/opt_minmax.cpp | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/src/glsl/opt_minmax.cpp b/src/glsl/opt_minmax.cpp
index 04ae0c0..43d6061 100644
--- a/src/glsl/opt_minmax.cpp
+++ b/src/glsl/opt_minmax.cpp
@@ -336,6 +336,17 @@ get_range(ir_rvalue *rval)
low = new(mem_ctx) ir_constant(0.0f);
return minmax_range(low, high);
+ case ir_unop_neg:
+ r0 = get_range(expr->operands[0]);
+
+ if (r0.high)
+ low = neg(r0.high)->constant_expression_value();
+
+ if (r0.low)
+ high = neg(r0.low)->constant_expression_value();
+
+ return minmax_range(low, high);
+
case ir_unop_saturate:
r0 = minmax_range(new(mem_ctx) ir_constant(0.0f),
new(mem_ctx) ir_constant(1.0f));
--
2.2.1
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