From cca214174549af3d608e252d8642c2e194c910ed Mon Sep 17 00:00:00 2001 From: Timothy Arceri Date: Tue, 20 Mar 2018 13:06:23 +1100 Subject: [PATCH] nir: add frexp_exp and frexp_sig opcodes Reviewed-by: Bas Nieuwenhuizen --- src/compiler/glsl/glsl_to_nir.cpp | 2 ++ src/compiler/nir/nir_opcodes.py | 3 +++ 2 files changed, 5 insertions(+) diff --git a/src/compiler/glsl/glsl_to_nir.cpp b/src/compiler/glsl/glsl_to_nir.cpp index 80eb15f1ab1..be8cc33e067 100644 --- a/src/compiler/glsl/glsl_to_nir.cpp +++ b/src/compiler/glsl/glsl_to_nir.cpp @@ -1612,6 +1612,8 @@ nir_visitor::visit(ir_expression *ir) case ir_unop_ceil: result = nir_fceil(&b, srcs[0]); break; case ir_unop_floor: result = nir_ffloor(&b, srcs[0]); break; case ir_unop_fract: result = nir_ffract(&b, srcs[0]); break; + case ir_unop_frexp_exp: result = nir_frexp_exp(&b, srcs[0]); break; + case ir_unop_frexp_sig: result = nir_frexp_sig(&b, srcs[0]); break; case ir_unop_round_even: result = nir_fround_even(&b, srcs[0]); break; case ir_unop_sin: result = nir_fsin(&b, srcs[0]); break; case ir_unop_cos: result = nir_fcos(&b, srcs[0]); break; diff --git a/src/compiler/nir/nir_opcodes.py b/src/compiler/nir/nir_opcodes.py index 65d13200624..04edffc6c0b 100644 --- a/src/compiler/nir/nir_opcodes.py +++ b/src/compiler/nir/nir_opcodes.py @@ -214,6 +214,9 @@ unop("fquantize2f16", tfloat, "(fabs(src0) < ldexpf(1.0, -14)) ? copysignf(0.0f, unop("fsin", tfloat, "bit_size == 64 ? sin(src0) : sinf(src0)") unop("fcos", tfloat, "bit_size == 64 ? cos(src0) : cosf(src0)") +# dfrexp +unop_convert("frexp_exp", tint32, tfloat64, "frexp(src0, &dst);") +unop_convert("frexp_sig", tfloat64, tfloat64, "int n; dst = frexp(src0, &n);") # Partial derivatives. -- 2.30.2