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zink/spirv: add emit_bitcast-helper

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Acked-by: Jordan Justen <jordan.l.justen@intel.com>
This commit is contained in:
Erik Faye-Lund 2019-07-19 15:49:23 +02:00
parent 0f697be76d
commit f048196f9e
1 changed files with 11 additions and 6 deletions
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17
src/gallium/drivers/zink/nir_to_spirv/nir_to_spirv.c
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@ -558,12 +558,18 @@ uvec_to_bvec(struct ntv_context *ctx, SpvId value, unsigned num_components)
return emit_binop(ctx, SpvOpINotEqual, type, value, zero);
}
static SpvId
emit_bitcast(struct ntv_context *ctx, SpvId type, SpvId value)
{
return emit_unop(ctx, SpvOpBitcast, type, value);
}
static SpvId
bitcast_to_uvec(struct ntv_context *ctx, SpvId value, unsigned bit_size,
unsigned num_components)
{
SpvId type = get_uvec_type(ctx, bit_size, num_components);
return emit_unop(ctx, SpvOpBitcast, type, value);
return emit_bitcast(ctx, type, value);
}
static SpvId
@ -571,7 +577,7 @@ bitcast_to_ivec(struct ntv_context *ctx, SpvId value, unsigned bit_size,
unsigned num_components)
{
SpvId type = get_ivec_type(ctx, bit_size, num_components);
return emit_unop(ctx, SpvOpBitcast, type, value);
return emit_bitcast(ctx, type, value);
}
static SpvId
@ -579,7 +585,7 @@ bitcast_to_fvec(struct ntv_context *ctx, SpvId value, unsigned bit_size,
unsigned num_components)
{
SpvId type = get_fvec_type(ctx, bit_size, num_components);
return emit_unop(ctx, SpvOpBitcast, type, value);
return emit_bitcast(ctx, type, value);
}
static void
@ -1086,9 +1092,8 @@ emit_store_deref(struct ntv_context *ctx, nir_intrinsic_instr *intr)
SpvId src = get_src_uint(ctx, &intr->src[1]);
nir_variable *var = nir_intrinsic_get_var(intr, 0);
SpvId result = emit_unop(ctx, SpvOpBitcast,
get_glsl_type(ctx, glsl_without_array(var->type)),
src);
SpvId type = get_glsl_type(ctx, glsl_without_array(var->type));
SpvId result = emit_bitcast(ctx, type, src);
spirv_builder_emit_store(&ctx->builder, ptr, result);
}