Reviewed-by: Jason Ekstrand <ja...@jlekstrand.net>
On Wed, Mar 21, 2018 at 12:34 PM, Neil Roberts <nrobe...@igalia.com> wrote:
> The only change neccessary is to change the type of the constant used
> to compare against.
>
> This has been tested against the arb_gpu_shader_fp64/execution/
> fs-isinf-dvec tests using the ARB_gl_spirv branch.
>
> v2: Use nir_imm_floatN_t for the constant.
> ---
> src/compiler/spirv/vtn_alu.c | 7 ++++---
> 1 file changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/src/compiler/spirv/vtn_alu.c b/src/compiler/spirv/vtn_alu.c
> index 01be397e271..3226e5b8739 100644
> --- a/src/compiler/spirv/vtn_alu.c
> +++ b/src/compiler/spirv/vtn_alu.c
> @@ -563,10 +563,11 @@ vtn_handle_alu(struct vtn_builder *b, SpvOp opcode,
> val->ssa->def = nir_fne(&b->nb, src[0], src[0]);
> break;
>
> - case SpvOpIsInf:
> - val->ssa->def = nir_ieq(&b->nb, nir_fabs(&b->nb, src[0]),
> - nir_imm_float(&b->nb, INFINITY));
> + case SpvOpIsInf: {
> + nir_ssa_def *inf = nir_imm_floatN_t(&b->nb, INFINITY,
> src[0]->bit_size);
> + val->ssa->def = nir_ieq(&b->nb, nir_fabs(&b->nb, src[0]), inf);
> break;
> + }
>
> case SpvOpFUnordEqual:
> case SpvOpFUnordNotEqual:
> --
> 2.14.3
>
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