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radv: fix adjusting vertex fetches since 16bit support

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Move the integer conversion after the fixup.

This fixes some regressions with
dEQP-VK.pipeline.vertex_input.single_attribute.mat4.as_a2r10g10b10*

Fixes: b722b29f10 ("radv: add support for 16bit input/output")
Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
This commit is contained in:
Samuel Pitoiset
2018-07-25 14:55:31 +02:00
parent 6465bf0015
commit ff0d553818
1 changed files with 4 additions and 3 deletions
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7
src/amd/vulkan/radv_nir_to_llvm.c
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@@ -2030,15 +2030,16 @@ handle_vs_input_decl(struct radv_shader_context *ctx,
output[chan] = LLVMBuildBitCast(ctx->ac.builder, output[chan], ctx->ac.f32, "");
output[chan] = LLVMBuildFPTrunc(ctx->ac.builder, output[chan], ctx->ac.f16, "");
}
output[chan] = ac_to_integer(&ctx->ac, output[chan]);
if (type == GLSL_TYPE_UINT16 || type == GLSL_TYPE_INT16)
output[chan] = LLVMBuildTrunc(ctx->ac.builder, output[chan], ctx->ac.i16, "");
}
unsigned alpha_adjust = (ctx->options->key.vs.alpha_adjust >> (attrib_index * 2)) & 3;
output[3] = adjust_vertex_fetch_alpha(ctx, alpha_adjust, output[3]);
for (unsigned chan = 0; chan < 4; chan++) {
output[chan] = ac_to_integer(&ctx->ac, output[chan]);
if (type == GLSL_TYPE_UINT16 || type == GLSL_TYPE_INT16)
output[chan] = LLVMBuildTrunc(ctx->ac.builder, output[chan], ctx->ac.i16, "");
ctx->inputs[ac_llvm_reg_index_soa(variable->data.location + i, chan)] = output[chan];
}
}