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nir: add frexp_exp and frexp_sig opcodes 

Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
This commit is contained in:
Timothy Arceri 2018-03-20 13:06:23 +11:00
parent 12c22b897a
commit cca2141745
2 changed files with 5 additions and 0 deletions
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2
src/compiler/glsl/glsl_to_nir.cpp
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@ -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;

3
src/compiler/nir/nir_opcodes.py
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@ -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.