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-rw-r--r--src/amd/common/ac_nir_to_llvm.c39
-rw-r--r--src/amd/common/ac_shader_abi.h9
-rw-r--r--src/gallium/drivers/radeonsi/si_shader.c1
-rw-r--r--src/gallium/drivers/radeonsi/si_shader_internal.h9
-rw-r--r--src/gallium/drivers/radeonsi/si_shader_nir.c20
5 files changed, 64 insertions, 14 deletions
diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c
index db1936b3111..96ba289a813 100644
--- a/src/amd/common/ac_nir_to_llvm.c
+++ b/src/amd/common/ac_nir_to_llvm.c
@@ -2894,27 +2894,29 @@ load_tes_input(struct nir_to_llvm_context *ctx,
}
static LLVMValueRef
-load_gs_input(struct nir_to_llvm_context *ctx,
- nir_intrinsic_instr *instr)
+load_gs_input(struct ac_shader_abi *abi,
+ unsigned location,
+ unsigned driver_location,
+ unsigned component,
+ unsigned num_components,
+ unsigned vertex_index,
+ unsigned const_index,
+ LLVMTypeRef type)
{
- LLVMValueRef indir_index, vtx_offset;
- unsigned const_index;
+ struct nir_to_llvm_context *ctx = nir_to_llvm_context_from_abi(abi);
+ LLVMValueRef vtx_offset;
LLVMValueRef args[9];
unsigned param, vtx_offset_param;
LLVMValueRef value[4], result;
- unsigned vertex_index;
- get_deref_offset(ctx->nir, instr->variables[0],
- false, &vertex_index, NULL,
- &const_index, &indir_index);
+
vtx_offset_param = vertex_index;
assert(vtx_offset_param < 6);
vtx_offset = LLVMBuildMul(ctx->builder, ctx->gs_vtx_offset[vtx_offset_param],
LLVMConstInt(ctx->ac.i32, 4, false), "");
- param = shader_io_get_unique_index(instr->variables[0]->var->data.location);
+ param = shader_io_get_unique_index(location);
- unsigned comp = instr->variables[0]->var->data.location_frac;
- for (unsigned i = comp; i < instr->num_components + comp; i++) {
+ for (unsigned i = component; i < num_components + component; i++) {
if (ctx->ac.chip_class >= GFX9) {
LLVMValueRef dw_addr = ctx->gs_vtx_offset[vtx_offset_param];
dw_addr = LLVMBuildAdd(ctx->ac.builder, dw_addr,
@@ -2937,7 +2939,7 @@ load_gs_input(struct nir_to_llvm_context *ctx,
AC_FUNC_ATTR_LEGACY);
}
}
- result = ac_build_varying_gather_values(&ctx->ac, value, instr->num_components, comp);
+ result = ac_build_varying_gather_values(&ctx->ac, value, num_components, component);
return result;
}
@@ -3006,7 +3008,16 @@ static LLVMValueRef visit_load_var(struct ac_nir_context *ctx,
if (ctx->stage == MESA_SHADER_TESS_EVAL)
return load_tes_input(ctx->nctx, instr);
if (ctx->stage == MESA_SHADER_GEOMETRY) {
- return load_gs_input(ctx->nctx, instr);
+ LLVMValueRef indir_index;
+ unsigned const_index, vertex_index;
+ get_deref_offset(ctx, instr->variables[0],
+ false, &vertex_index, NULL,
+ &const_index, &indir_index);
+ return ctx->abi->load_inputs(ctx->abi, instr->variables[0]->var->data.location,
+ instr->variables[0]->var->data.driver_location,
+ instr->variables[0]->var->data.location_frac, ve,
+ vertex_index, const_index,
+ nir2llvmtype(ctx, instr->variables[0]->var->type));
}
for (unsigned chan = comp; chan < ve + comp; chan++) {
@@ -6560,8 +6571,8 @@ LLVMModuleRef ac_translate_nir_to_llvm(LLVMTargetMachineRef tm,
if (shaders[i]->info.stage == MESA_SHADER_GEOMETRY) {
ctx.gs_next_vertex = ac_build_alloca(&ctx.ac, ctx.ac.i32, "gs_next_vertex");
-
ctx.gs_max_out_vertices = shaders[i]->info.gs.vertices_out;
+ ctx.abi.load_inputs = load_gs_input;
} 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;
diff --git a/src/amd/common/ac_shader_abi.h b/src/amd/common/ac_shader_abi.h
index 56209bd9175..68fc431d426 100644
--- a/src/amd/common/ac_shader_abi.h
+++ b/src/amd/common/ac_shader_abi.h
@@ -64,6 +64,15 @@ struct ac_shader_abi {
unsigned stream,
LLVMValueRef *addrs);
+ LLVMValueRef (*load_inputs)(struct ac_shader_abi *abi,
+ unsigned location,
+ unsigned driver_location,
+ unsigned component,
+ unsigned num_components,
+ unsigned vertex_index,
+ unsigned const_index,
+ LLVMTypeRef type);
+
LLVMValueRef (*load_ubo)(struct ac_shader_abi *abi, LLVMValueRef index);
/**
diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c
index 950207b3034..a94c2af8709 100644
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -5800,6 +5800,7 @@ static bool si_compile_tgsi_main(struct si_shader_context *ctx,
break;
case PIPE_SHADER_GEOMETRY:
bld_base->emit_fetch_funcs[TGSI_FILE_INPUT] = fetch_input_gs;
+ ctx->abi.load_inputs = si_nir_load_input_gs;
ctx->abi.emit_vertex = si_llvm_emit_vertex;
ctx->abi.emit_outputs = si_llvm_emit_gs_epilogue;
bld_base->emit_epilogue = si_tgsi_emit_gs_epilogue;
diff --git a/src/gallium/drivers/radeonsi/si_shader_internal.h b/src/gallium/drivers/radeonsi/si_shader_internal.h
index a548cf11f0b..f50a022db85 100644
--- a/src/gallium/drivers/radeonsi/si_shader_internal.h
+++ b/src/gallium/drivers/radeonsi/si_shader_internal.h
@@ -332,4 +332,13 @@ void si_llvm_load_input_fs(
bool si_nir_build_llvm(struct si_shader_context *ctx, struct nir_shader *nir);
+LLVMValueRef si_nir_load_input_gs(struct ac_shader_abi *abi,
+ unsigned location,
+ unsigned driver_location,
+ unsigned component,
+ unsigned num_components,
+ unsigned vertex_index,
+ unsigned const_index,
+ LLVMTypeRef type);
+
#endif
diff --git a/src/gallium/drivers/radeonsi/si_shader_nir.c b/src/gallium/drivers/radeonsi/si_shader_nir.c
index 979361a74ee..1b502b33e91 100644
--- a/src/gallium/drivers/radeonsi/si_shader_nir.c
+++ b/src/gallium/drivers/radeonsi/si_shader_nir.c
@@ -488,6 +488,26 @@ static void declare_nir_input_fs(struct si_shader_context *ctx,
si_llvm_load_input_fs(ctx, input_index, out);
}
+LLVMValueRef si_nir_load_input_gs(struct ac_shader_abi *abi,
+ unsigned location,
+ unsigned driver_location,
+ unsigned component,
+ unsigned num_components,
+ unsigned vertex_index,
+ unsigned const_index,
+ LLVMTypeRef type)
+{
+ struct si_shader_context *ctx = si_shader_context_from_abi(abi);
+
+ LLVMValueRef value[4];
+ for (unsigned i = component; i < num_components + component; i++) {
+ value[i] = si_llvm_load_input_gs(&ctx->abi, driver_location / 4,
+ vertex_index, type, i);
+ }
+
+ return ac_build_varying_gather_values(&ctx->ac, value, num_components, component);
+}
+
static LLVMValueRef
si_nir_load_sampler_desc(struct ac_shader_abi *abi,
unsigned descriptor_set, unsigned base_index,
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-25 15:53:18 +0000