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compiler/spirv: implement 16-bit acos

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Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
This commit is contained in:
Iago Toral Quiroga 2018-04-18 09:15:01 +02:00
parent dbbbe24d76
commit df118535ca
1 changed files with 3 additions and 2 deletions
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5
src/compiler/spirv/vtn_glsl450.c
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@ -704,8 +704,9 @@ handle_glsl450_alu(struct vtn_builder *b, enum GLSLstd450 entrypoint,
return; return;
case GLSLstd450Acos: case GLSLstd450Acos:
val->ssa->def = nir_fsub(nb, nir_imm_float(nb, M_PI_2f), val->ssa->def =
build_asin(nb, src[0], 0.08132463, -0.02363318)); nir_fsub(nb, nir_imm_floatN_t(nb, M_PI_2f, src[0]->bit_size),
build_asin(nb, src[0], 0.08132463, -0.02363318));
return; return;
case GLSLstd450Atan: case GLSLstd450Atan: