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-rw-r--r--src/compiler/nir/nir_opcodes.py21
1 files changed, 20 insertions, 1 deletions
diff --git a/src/compiler/nir/nir_opcodes.py b/src/compiler/nir/nir_opcodes.py
index 5a1c8fd2514..d4d1f295eee 100644
--- a/src/compiler/nir/nir_opcodes.py
+++ b/src/compiler/nir/nir_opcodes.py
@@ -221,9 +221,28 @@ for src_t in [tint, tuint, tfloat, tbool]:
if bit_size == 16 and dst_t == tfloat and src_t == tfloat:
rnd_modes = ['_rtne', '_rtz', '']
for rnd_mode in rnd_modes:
+ if rnd_mode == '_rtne':
+ conv_expr = """
+ if (bit_size > 16) {
+ dst = _mesa_half_to_float(_mesa_float_to_float16_rtne(src0));
+ } else {
+ dst = src0;
+ }
+ """
+ elif rnd_mode == '_rtz':
+ conv_expr = """
+ if (bit_size > 16) {
+ dst = _mesa_half_to_float(_mesa_float_to_float16_rtz(src0));
+ } else {
+ dst = src0;
+ }
+ """
+ else:
+ conv_expr = "src0"
+
unop_numeric_convert("{0}2{1}{2}{3}".format(src_t[0], dst_t[0],
bit_size, rnd_mode),
- dst_t + str(bit_size), src_t, "src0")
+ dst_t + str(bit_size), src_t, conv_expr)
elif bit_size == 32 and dst_t == tfloat and src_t == tfloat:
conv_expr = """
if (bit_size > 32 && nir_is_rounding_mode_rtz(execution_mode, 32)) {