Mesa (master): draw: better llvm names for shaders for debugging.

[Roland Scheidegger]

Module: Mesa
Branch: master
Commit: 8620730f8ae59b952bec516cdd7964574a0e9a18
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=8620730f8ae59b952bec516cdd7964574a0e9a18

Author: Roland Scheidegger <sroland at vmware.com>
Date:   Tue May 13 03:43:11 2014 +0200

draw: better llvm names for shaders for debugging.

All shaders had the same name.
We could probably use some identifier per shader too, but for now only use
the variant number.

Reviewed-by: Jose Fonseca <jfonseca at vmware.com>

---

 src/gallium/auxiliary/draw/draw_llvm.c |   18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/src/gallium/auxiliary/draw/draw_llvm.c b/src/gallium/auxiliary/draw/draw_llvm.c
index 7ecc340..3624d93 100644
--- a/src/gallium/auxiliary/draw/draw_llvm.c
+++ b/src/gallium/auxiliary/draw/draw_llvm.c
@@ -533,6 +533,7 @@ draw_llvm_create_variant(struct draw_llvm *llvm,
       return NULL;
 
    variant->llvm = llvm;
+   variant->shader = shader;
 
    variant->gallivm = gallivm_create();
 
@@ -557,7 +558,6 @@ draw_llvm_create_variant(struct draw_llvm *llvm,
 
    gallivm_free_ir(variant->gallivm);
 
-   variant->shader = shader;
    variant->list_item_global.base = variant;
    variant->list_item_local.base = variant;
    /*variant->no = */shader->variants_created++;
@@ -1476,6 +1476,7 @@ draw_llvm_generate(struct draw_llvm *llvm, struct draw_llvm_variant *variant,
    LLVMValueRef context_ptr;
    LLVMBasicBlockRef block;
    LLVMBuilderRef builder;
+   char func_name[64];
    struct lp_type vs_type;
    LLVMValueRef end, start;
    LLVMValueRef count, fetch_elts, fetch_elt_max, fetch_count;
@@ -1512,6 +1513,9 @@ draw_llvm_generate(struct draw_llvm *llvm, struct draw_llvm_variant *variant,
 
    memset(&system_values, 0, sizeof(system_values));
 
+   util_snprintf(func_name, sizeof(func_name), "draw_llvm_vs_variant%u%s",
+                 variant->shader->variants_cached, elts ? "_elts" : "");
+
    i = 0;
    arg_types[i++] = get_context_ptr_type(variant);       /* context */
    arg_types[i++] = get_vertex_header_ptr_type(variant); /* vertex_header */
@@ -1529,9 +1533,7 @@ draw_llvm_generate(struct draw_llvm *llvm, struct draw_llvm_variant *variant,
 
    func_type = LLVMFunctionType(int32_type, arg_types, num_arg_types, 0);
 
-   variant_func = LLVMAddFunction(gallivm->module,
-                                  elts ? "draw_llvm_shader_elts" : "draw_llvm_shader",
-                                  func_type);
+   variant_func = LLVMAddFunction(gallivm->module, func_name, func_type);
 
    if (elts)
       variant->function_elts = variant_func;
@@ -2042,6 +2044,7 @@ draw_gs_llvm_generate(struct draw_llvm *llvm,
    struct lp_build_sampler_soa *sampler = 0;
    struct lp_build_context bld;
    struct lp_bld_tgsi_system_values system_values;
+   char func_name[64];
    struct lp_type gs_type;
    unsigned i;
    struct draw_gs_llvm_iface gs_iface;
@@ -2054,6 +2057,9 @@ draw_gs_llvm_generate(struct draw_llvm *llvm,
 
    memset(&system_values, 0, sizeof(system_values));
 
+   util_snprintf(func_name, sizeof(func_name), "draw_llvm_gs_variant%u",
+                 variant->shader->variants_cached);
+
    assert(variant->vertex_header_ptr_type);
 
    arg_types[0] = get_gs_context_ptr_type(variant);    /* context */
@@ -2066,8 +2072,8 @@ draw_gs_llvm_generate(struct draw_llvm *llvm,
 
    func_type = LLVMFunctionType(int32_type, arg_types, Elements(arg_types), 0);
 
-   variant_func = LLVMAddFunction(gallivm->module, "draw_geometry_shader",
-                                  func_type);
+   variant_func = LLVMAddFunction(gallivm->module, func_name, func_type);
+
    variant->function = variant_func;
 
    LLVMSetFunctionCallConv(variant_func, LLVMCCallConv);