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ac/nir: lower gfx11 vertex parameter exports

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Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Qiang Yu <yuq825@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/19228>
This commit is contained in:
Rhys Perry
2022-10-11 14:00:14 +01:00
committed by Marge Bot
parent 14a1925727
commit 140cefe95a
5 changed files with 232 additions and 3 deletions
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5
src/amd/vulkan/radv_nir_to_llvm.c
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@@ -1279,6 +1279,11 @@ ac_setup_rings(struct radv_shader_context *ctx)
(ctx->stage == MESA_SHADER_GEOMETRY))) {
ctx->attr_ring = ac_build_load_to_sgpr(&ctx->ac, ring_offsets,
LLVMConstInt(ctx->ac.i32, RING_PS_ATTR, false));
LLVMValueRef tmp = LLVMBuildExtractElement(ctx->ac.builder, ctx->attr_ring, ctx->ac.i32_1, "");
uint32_t stride = S_008F04_STRIDE(16 * ctx->shader_info->outinfo.param_exports);
tmp = LLVMBuildOr(ctx->ac.builder, tmp, LLVMConstInt(ctx->ac.i32, stride, false), "");
ctx->attr_ring = LLVMBuildInsertElement(ctx->ac.builder, ctx->attr_ring, tmp, ctx->ac.i32_1, "");
}
}