NIR's bfm, like Intel/AMD's hardware instructions and GLSL IR's
ir_binop_bfm takes <bits> as src0 and <offset> as src1.
---
src/glsl/nir/nir_opcodes.py | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/glsl/nir/nir_opcodes.py b/src/glsl/nir/nir_opcodes.py
index d31507f..398ae50 100644
--- a/src/glsl/nir/nir_opcodes.py
+++ b/src/glsl/nir/nir_opcodes.py
@@ -512,7 +512,7 @@ binop_horiz("pack_half_2x16_split", 1, tuint, 1, tfloat, 1,
tfloat,
"pack_half_1x16(src0.x) | (pack_half_1x16(src1.x) << 16)")
binop_convert("bfm", tuint, tint, "", """
-int offset = src0, bits = src1;
+int bits = src0, offset = src1;
if (offset < 0 || bits < 0 || offset + bits > 32)
dst = 0; /* undefined per the spec */
else
--
2.4.9
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