Signed-off-by: Samuel Iglesias Gonsálvez <sigles...@igalia.com>
---
src/compiler/spirv/vtn_glsl450.c | 20 ++++++++++++++++----
1 file changed, 16 insertions(+), 4 deletions(-)
diff --git a/src/compiler/spirv/vtn_glsl450.c b/src/compiler/spirv/vtn_glsl450.c
index b0092bcb2ad..b62641f3db5 100644
--- a/src/compiler/spirv/vtn_glsl450.c
+++ b/src/compiler/spirv/vtn_glsl450.c
@@ -513,7 +513,9 @@ build_frexp64(nir_builder *b, nir_ssa_def *x, nir_ssa_def
**exponent)
static nir_op
vtn_nir_alu_op_for_spirv_glsl_opcode(struct vtn_builder *b,
- enum GLSLstd450 opcode)
+ enum GLSLstd450 opcode,
+ unsigned execution_mode,
+ unsigned bit_size)
{
switch (opcode) {
case GLSLstd450Round: return nir_op_fround_even;
@@ -543,7 +545,13 @@ vtn_nir_alu_op_for_spirv_glsl_opcode(struct vtn_builder *b,
case GLSLstd450SMax: return nir_op_imax;
case GLSLstd450FMix: return nir_op_flrp;
case GLSLstd450Fma: return nir_op_ffma;
- case GLSLstd450Ldexp: return nir_op_ldexp;
+ case GLSLstd450Ldexp:
+ if (nir_is_rounding_mode_rtne(execution_mode, bit_size))
+ return nir_op_ldexp_rtne;
+ else if (nir_is_rounding_mode_rtz(execution_mode, bit_size))
+ return nir_op_ldexp_rtz;
+ else
+ return nir_op_ldexp;
case GLSLstd450FindILsb: return nir_op_find_lsb;
case GLSLstd450FindSMsb: return nir_op_ifind_msb;
case GLSLstd450FindUMsb: return nir_op_ufind_msb;
@@ -821,13 +829,17 @@ handle_glsl450_alu(struct vtn_builder *b, enum GLSLstd450
entrypoint,
return;
}
- default:
+ default: {
+ unsigned execution_mode =
+ b->shader->info.shader_float_controls_execution_mode;
+
val->ssa->def =
nir_build_alu(&b->nb,
- vtn_nir_alu_op_for_spirv_glsl_opcode(b, entrypoint),
+ vtn_nir_alu_op_for_spirv_glsl_opcode(b, entrypoint,
execution_mode, glsl_get_bit_size(dest_type)),
src[0], src[1], src[2], NULL);
return;
}
+ }
}
static void
--
2.19.1
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