Module: Mesa
Branch: master
Commit: b104e7e1727120a546fc022f3165ad6c3f9dd2fc
URL:
http://cgit.freedesktop.org/mesa/mesa/commit/?id=b104e7e1727120a546fc022f3165ad6c3f9dd2fc
Author: Timothy Arceri <tarc...@itsqueeze.com>
Date: Tue Dec 5 12:04:05 2017 +1100
ac: call load_tcs_input() via the abi
This also enables some code sharing with tes.
V2: drop type param and just use ctx->i32
Reviewed-by: Marek Olšák <marek.ol...@amd.com>
---
src/amd/common/ac_nir_to_llvm.c | 36 +++++++++++++++++-------------------
1 file changed, 17 insertions(+), 19 deletions(-)
diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c
index 7a99461477..8c6a276da6 100644
--- a/src/amd/common/ac_nir_to_llvm.c
+++ b/src/amd/common/ac_nir_to_llvm.c
@@ -2832,35 +2832,33 @@ get_dw_address(struct nir_to_llvm_context *ctx,
}
static LLVMValueRef
-load_tcs_input(struct nir_to_llvm_context *ctx,
- nir_intrinsic_instr *instr)
+load_tcs_input(struct ac_shader_abi *abi,
+ LLVMValueRef vertex_index,
+ LLVMValueRef indir_index,
+ unsigned const_index,
+ unsigned location,
+ unsigned driver_location,
+ unsigned component,
+ unsigned num_components,
+ bool is_patch,
+ bool is_compact)
{
+ struct nir_to_llvm_context *ctx = nir_to_llvm_context_from_abi(abi);
LLVMValueRef dw_addr, stride;
- unsigned const_index;
- LLVMValueRef vertex_index;
- LLVMValueRef indir_index;
- unsigned param;
LLVMValueRef value[4], result;
- const bool per_vertex = nir_is_per_vertex_io(instr->variables[0]->var,
ctx->stage);
- const bool is_compact = instr->variables[0]->var->data.compact;
- param =
shader_io_get_unique_index(instr->variables[0]->var->data.location);
- get_deref_offset(ctx->nir, instr->variables[0],
- false, NULL, per_vertex ? &vertex_index : NULL,
- &const_index, &indir_index);
+ unsigned param = shader_io_get_unique_index(location);
stride = unpack_param(&ctx->ac, ctx->tcs_in_layout, 13, 8);
dw_addr = get_tcs_in_current_patch_offset(ctx);
dw_addr = get_dw_address(ctx, dw_addr, param, const_index, is_compact,
vertex_index, stride,
indir_index);
- unsigned comp = instr->variables[0]->var->data.location_frac;
- for (unsigned i = 0; i < instr->num_components + comp; i++) {
+ for (unsigned i = 0; i < num_components + component; i++) {
value[i] = ac_lds_load(&ctx->ac, dw_addr);
dw_addr = LLVMBuildAdd(ctx->builder, dw_addr,
ctx->ac.i32_1, "");
}
- result = ac_build_varying_gather_values(&ctx->ac, value,
instr->num_components, comp);
- result = LLVMBuildBitCast(ctx->builder, result, get_def_type(ctx->nir,
&instr->dest.ssa), "");
+ result = ac_build_varying_gather_values(&ctx->ac, value,
num_components, component);
return result;
}
@@ -3128,9 +3126,8 @@ static LLVMValueRef visit_load_var(struct ac_nir_context
*ctx,
switch (instr->variables[0]->var->data.mode) {
case nir_var_shader_in:
- if (ctx->stage == MESA_SHADER_TESS_CTRL)
- return load_tcs_input(ctx->nctx, instr);
- if (ctx->stage == MESA_SHADER_TESS_EVAL) {
+ if (ctx->stage == MESA_SHADER_TESS_CTRL ||
+ ctx->stage == MESA_SHADER_TESS_EVAL) {
LLVMValueRef result;
LLVMValueRef vertex_index = NULL;
LLVMValueRef indir_index = NULL;
@@ -6695,6 +6692,7 @@ LLVMModuleRef
ac_translate_nir_to_llvm(LLVMTargetMachineRef tm,
} else if (shaders[i]->info.stage == MESA_SHADER_TESS_CTRL) {
ctx.tcs_outputs_read = shaders[i]->info.outputs_read;
ctx.tcs_patch_outputs_read =
shaders[i]->info.patch_outputs_read;
+ ctx.abi.load_tess_inputs = load_tcs_input;
} else if (shaders[i]->info.stage == MESA_SHADER_TESS_EVAL) {
ctx.tes_primitive_mode =
shaders[i]->info.tess.primitive_mode;
ctx.abi.load_tess_inputs = load_tes_input;
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