Fixes performance regression in SynMark PSPom caused by loops with float
counters not always unrolling.
For example:
for (float i = 0.02; i < 0.9; i += 0.11)
...
---
src/compiler/nir/nir_loop_analyze.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/compiler/nir/nir_loop_analyze.c
b/src/compiler/nir/nir_loop_analyze.c
index 71cbe3c..a5f464a 100644
--- a/src/compiler/nir/nir_loop_analyze.c
+++ b/src/compiler/nir/nir_loop_analyze.c
@@ -384,8 +384,8 @@ get_iteration(nir_op cond_op, nir_const_value *initial,
nir_const_value *step,
case nir_op_flt:
case nir_op_feq:
case nir_op_fne: {
- int32_t initial_val = initial->f32[0];
- int32_t span = limit->f32[0] - initial_val;
+ float initial_val = initial->f32[0];
+ float span = limit->f32[0] - initial_val;
iter = span / step->f32[0];
break;
}
--
2.9.3
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