Mesa (main): nir: return false for loops in contains_other_jump()

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Module: Mesa
Branch: main
Commit: 59f2c85845cd9226b62d83d7d221bd1f1f906068
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=59f2c85845cd9226b62d83d7d221bd1f1f906068

Author: Daniel Schürmann <daniel at schuermann.dev>
Date:   Sat Oct 31 23:25:12 2020 +0100

nir: return false for loops in contains_other_jump()

Allows to unwrap more loops.

Reviewed-by: Timothy Arceri <tarceri at itsqueeze.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/12473>

---

 src/compiler/nir/nir_loop_analyze.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/compiler/nir/nir_loop_analyze.h b/src/compiler/nir/nir_loop_analyze.h
index c72294699e9..b09540150be 100644
--- a/src/compiler/nir/nir_loop_analyze.h
+++ b/src/compiler/nir/nir_loop_analyze.h
@@ -63,7 +63,8 @@ contains_other_jump(nir_cf_node *node, nir_instr *expected_jump)
       return false;
    }
    case nir_cf_node_loop:
-      return true;
+      /* the jumps of nested loops are unrelated */
+      return false;
 
    default:
       unreachable("Unhandled cf node type");