glsl: Track a unique intrinsic ID with each intrinsic function

   text	   data	    bss	    dec	    hex	filename
6037483	 283160	  28608	6349251	 60e1c3	lib64/i965_dri.so before
6038043	 283160	  28608	6349811	 60e3f3	lib64/i965_dri.so after

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Acked-by: Ilia Mirkin <imirkin@alum.mit.edu>

7 files changed, 280 insertions, 73 deletions

diff --git a/src/compiler/glsl/builtin_functions.cpp b/src/compiler/glsl/builtin_functions.cpp
index 102c039..daaa3a6 100644
--- a/src/compiler/glsl/builtin_functions.cpp
+++ b/src/compiler/glsl/builtin_functions.cpp
@@ -634,7 +634,8 @@ private:
                            const char *intrinsic_name,
                            image_prototype_ctr prototype,
                            unsigned num_arguments,
-                           unsigned flags);
+                           unsigned flags,
+                           enum ir_intrinsic_id id);
 
    /**
     * Create new functions for all known image built-ins and types.
@@ -821,9 +822,12 @@ private:
    B1(interpolateAtOffset)
    B1(interpolateAtSample)
 
-   ir_function_signature *_atomic_counter_intrinsic(builtin_available_predicate avail);
-   ir_function_signature *_atomic_counter_intrinsic1(builtin_available_predicate avail);
-   ir_function_signature *_atomic_counter_intrinsic2(builtin_available_predicate avail);
+   ir_function_signature *_atomic_counter_intrinsic(builtin_available_predicate avail,
+                                                    enum ir_intrinsic_id id);
+   ir_function_signature *_atomic_counter_intrinsic1(builtin_available_predicate avail,
+                                                     enum ir_intrinsic_id id);
+   ir_function_signature *_atomic_counter_intrinsic2(builtin_available_predicate avail,
+                                                     enum ir_intrinsic_id id);
    ir_function_signature *_atomic_counter_op(const char *intrinsic,
                                              builtin_available_predicate avail);
    ir_function_signature *_atomic_counter_op1(const char *intrinsic,
@@ -832,12 +836,14 @@ private:
                                               builtin_available_predicate avail);
 
    ir_function_signature *_atomic_intrinsic2(builtin_available_predicate avail,
-                                             const glsl_type *type);
+                                             const glsl_type *type,
+                                             enum ir_intrinsic_id id);
    ir_function_signature *_atomic_op2(const char *intrinsic,
                                       builtin_available_predicate avail,
                                       const glsl_type *type);
    ir_function_signature *_atomic_intrinsic3(builtin_available_predicate avail,
-                                             const glsl_type *type);
+                                             const glsl_type *type,
+                                             enum ir_intrinsic_id id);
    ir_function_signature *_atomic_op3(const char *intrinsic,
                                       builtin_available_predicate avail,
                                       const glsl_type *type);
@@ -859,10 +865,12 @@ private:
                                  const glsl_type *image_type,
                                  const char *intrinsic_name,
                                  unsigned num_arguments,
-                                 unsigned flags);
+                                 unsigned flags,
+                                 enum ir_intrinsic_id id);
 
    ir_function_signature *_memory_barrier_intrinsic(
-      builtin_available_predicate avail);
+      builtin_available_predicate avail,
+      enum ir_intrinsic_id id);
    ir_function_signature *_memory_barrier(const char *intrinsic_name,
                                           builtin_available_predicate avail);
 
@@ -980,94 +988,128 @@ void
 builtin_builder::create_intrinsics()
 {
    add_function("__intrinsic_atomic_read",
-                _atomic_counter_intrinsic(shader_atomic_counters),
+                _atomic_counter_intrinsic(shader_atomic_counters,
+                                          ir_intrinsic_atomic_counter_read),
                 NULL);
    add_function("__intrinsic_atomic_increment",
-                _atomic_counter_intrinsic(shader_atomic_counters),
+                _atomic_counter_intrinsic(shader_atomic_counters,
+                                          ir_intrinsic_atomic_counter_increment),
                 NULL);
    add_function("__intrinsic_atomic_predecrement",
-                _atomic_counter_intrinsic(shader_atomic_counters),
+                _atomic_counter_intrinsic(shader_atomic_counters,
+                                          ir_intrinsic_atomic_counter_predecrement),
                 NULL);
 
    add_function("__intrinsic_atomic_add",
                 _atomic_intrinsic2(buffer_atomics_supported,
-                                   glsl_type::uint_type),
+                                   glsl_type::uint_type,
+                                   ir_intrinsic_generic_atomic_add),
                 _atomic_intrinsic2(buffer_atomics_supported,
-                                   glsl_type::int_type),
-                _atomic_counter_intrinsic1(shader_atomic_counter_ops),
+                                   glsl_type::int_type,
+                                   ir_intrinsic_generic_atomic_add),
+                _atomic_counter_intrinsic1(shader_atomic_counter_ops,
+                                           ir_intrinsic_atomic_counter_add),
                 NULL);
    add_function("__intrinsic_atomic_sub",
-                _atomic_counter_intrinsic1(shader_atomic_counter_ops),
+                _atomic_counter_intrinsic1(shader_atomic_counter_ops,
+                                           ir_intrinsic_atomic_counter_sub),
                 NULL);
    add_function("__intrinsic_atomic_min",
                 _atomic_intrinsic2(buffer_atomics_supported,
-                                   glsl_type::uint_type),
+                                   glsl_type::uint_type,
+                                   ir_intrinsic_generic_atomic_min),
                 _atomic_intrinsic2(buffer_atomics_supported,
-                                   glsl_type::int_type),
-                _atomic_counter_intrinsic1(shader_atomic_counter_ops),
+                                   glsl_type::int_type,
+                                   ir_intrinsic_generic_atomic_min),
+                _atomic_counter_intrinsic1(shader_atomic_counter_ops,
+                                           ir_intrinsic_atomic_counter_min),
                 NULL);
    add_function("__intrinsic_atomic_max",
                 _atomic_intrinsic2(buffer_atomics_supported,
-                                   glsl_type::uint_type),
+                                   glsl_type::uint_type,
+                                   ir_intrinsic_generic_atomic_max),
                 _atomic_intrinsic2(buffer_atomics_supported,
-                                   glsl_type::int_type),
-                _atomic_counter_intrinsic1(shader_atomic_counter_ops),
+                                   glsl_type::int_type,
+                                   ir_intrinsic_generic_atomic_max),
+                _atomic_counter_intrinsic1(shader_atomic_counter_ops,
+                                           ir_intrinsic_atomic_counter_max),
                 NULL);
    add_function("__intrinsic_atomic_and",
                 _atomic_intrinsic2(buffer_atomics_supported,
-                                   glsl_type::uint_type),
+                                   glsl_type::uint_type,
+                                   ir_intrinsic_generic_atomic_and),
                 _atomic_intrinsic2(buffer_atomics_supported,
-                                   glsl_type::int_type),
-                _atomic_counter_intrinsic1(shader_atomic_counter_ops),
+                                   glsl_type::int_type,
+                                   ir_intrinsic_generic_atomic_and),
+                _atomic_counter_intrinsic1(shader_atomic_counter_ops,
+                                           ir_intrinsic_atomic_counter_and),
                 NULL);
    add_function("__intrinsic_atomic_or",
                 _atomic_intrinsic2(buffer_atomics_supported,
-                                   glsl_type::uint_type),
+                                   glsl_type::uint_type,
+                                   ir_intrinsic_generic_atomic_or),
                 _atomic_intrinsic2(buffer_atomics_supported,
-                                   glsl_type::int_type),
-                _atomic_counter_intrinsic1(shader_atomic_counter_ops),
+                                   glsl_type::int_type,
+                                   ir_intrinsic_generic_atomic_or),
+                _atomic_counter_intrinsic1(shader_atomic_counter_ops,
+                                           ir_intrinsic_atomic_counter_or),
                 NULL);
    add_function("__intrinsic_atomic_xor",
                 _atomic_intrinsic2(buffer_atomics_supported,
-                                   glsl_type::uint_type),
+                                   glsl_type::uint_type,
+                                   ir_intrinsic_generic_atomic_xor),
                 _atomic_intrinsic2(buffer_atomics_supported,
-                                   glsl_type::int_type),
-                _atomic_counter_intrinsic1(shader_atomic_counter_ops),
+                                   glsl_type::int_type,
+                                   ir_intrinsic_generic_atomic_xor),
+                _atomic_counter_intrinsic1(shader_atomic_counter_ops,
+                                           ir_intrinsic_atomic_counter_xor),
                 NULL);
    add_function("__intrinsic_atomic_exchange",
                 _atomic_intrinsic2(buffer_atomics_supported,
-                                   glsl_type::uint_type),
+                                   glsl_type::uint_type,
+                                   ir_intrinsic_generic_atomic_exchange),
                 _atomic_intrinsic2(buffer_atomics_supported,
-                                   glsl_type::int_type),
-                _atomic_counter_intrinsic1(shader_atomic_counter_ops),
+                                   glsl_type::int_type,
+                                   ir_intrinsic_generic_atomic_exchange),
+                _atomic_counter_intrinsic1(shader_atomic_counter_ops,
+                                           ir_intrinsic_atomic_counter_exchange),
                 NULL);
    add_function("__intrinsic_atomic_comp_swap",
                 _atomic_intrinsic3(buffer_atomics_supported,
-                                   glsl_type::uint_type),
+                                   glsl_type::uint_type,
+                                   ir_intrinsic_generic_atomic_comp_swap),
                 _atomic_intrinsic3(buffer_atomics_supported,
-                                   glsl_type::int_type),
-                _atomic_counter_intrinsic2(shader_atomic_counter_ops),
+                                   glsl_type::int_type,
+                                   ir_intrinsic_generic_atomic_comp_swap),
+                _atomic_counter_intrinsic2(shader_atomic_counter_ops,
+                                           ir_intrinsic_atomic_counter_comp_swap),
                 NULL);
 
    add_image_functions(false);
 
    add_function("__intrinsic_memory_barrier",
-                _memory_barrier_intrinsic(shader_image_load_store),
+                _memory_barrier_intrinsic(shader_image_load_store,
+                                          ir_intrinsic_memory_barrier),
                 NULL);
    add_function("__intrinsic_group_memory_barrier",
-                _memory_barrier_intrinsic(compute_shader),
+                _memory_barrier_intrinsic(compute_shader,
+                                          ir_intrinsic_group_memory_barrier),
                 NULL);
    add_function("__intrinsic_memory_barrier_atomic_counter",
-                _memory_barrier_intrinsic(compute_shader),
+                _memory_barrier_intrinsic(compute_shader,
+                                          ir_intrinsic_memory_barrier_atomic_counter),
                 NULL);
    add_function("__intrinsic_memory_barrier_buffer",
-                _memory_barrier_intrinsic(compute_shader),
+                _memory_barrier_intrinsic(compute_shader,
+                                          ir_intrinsic_memory_barrier_buffer),
                 NULL);
    add_function("__intrinsic_memory_barrier_image",
-                _memory_barrier_intrinsic(compute_shader),
+                _memory_barrier_intrinsic(compute_shader,
+                                          ir_intrinsic_memory_barrier_image),
                 NULL);
    add_function("__intrinsic_memory_barrier_shared",
-                _memory_barrier_intrinsic(compute_shader),
+                _memory_barrier_intrinsic(compute_shader,
+                                          ir_intrinsic_memory_barrier_shared),
                 NULL);
 
    add_function("__intrinsic_shader_clock",
@@ -2985,7 +3027,8 @@ builtin_builder::add_image_function(const char *name,
                                     const char *intrinsic_name,
                                     image_prototype_ctr prototype,
                                     unsigned num_arguments,
-                                    unsigned flags)
+                                    unsigned flags,
+                                    enum ir_intrinsic_id intrinsic_id)
 {
    static const glsl_type *const types[] = {
       glsl_type::image1D_type,
@@ -3031,7 +3074,7 @@ builtin_builder::add_image_function(const char *name,
           (types[i]->sampler_dimensionality == GLSL_SAMPLER_DIM_MS ||
            !(flags & IMAGE_FUNCTION_MS_ONLY)))
          f->add_signature(_image(prototype, types[i], intrinsic_name,
-                                 num_arguments, flags));
+                                 num_arguments, flags, intrinsic_id));
    }
 
    shader->symbols->add_function(f);
@@ -3047,7 +3090,8 @@ builtin_builder::add_image_functions(bool glsl)
                        &builtin_builder::_image_prototype, 0,
                        (flags | IMAGE_FUNCTION_HAS_VECTOR_DATA_TYPE |
                        IMAGE_FUNCTION_SUPPORTS_FLOAT_DATA_TYPE |
-                       IMAGE_FUNCTION_READ_ONLY));
+                       IMAGE_FUNCTION_READ_ONLY),
+                      ir_intrinsic_image_load);
 
    add_image_function(glsl ? "imageStore" : "__intrinsic_image_store",
                       "__intrinsic_image_store",
@@ -3055,56 +3099,67 @@ builtin_builder::add_image_functions(bool glsl)
                       (flags | IMAGE_FUNCTION_RETURNS_VOID |
                        IMAGE_FUNCTION_HAS_VECTOR_DATA_TYPE |
                        IMAGE_FUNCTION_SUPPORTS_FLOAT_DATA_TYPE |
-                       IMAGE_FUNCTION_WRITE_ONLY));
+                       IMAGE_FUNCTION_WRITE_ONLY),
+                      ir_intrinsic_image_store);
 
    const unsigned atom_flags = flags | IMAGE_FUNCTION_AVAIL_ATOMIC;
 
    add_image_function(glsl ? "imageAtomicAdd" : "__intrinsic_image_atomic_add",
                       "__intrinsic_image_atomic_add",
-                      &builtin_builder::_image_prototype, 1, atom_flags);
+                      &builtin_builder::_image_prototype, 1, atom_flags,
+                      ir_intrinsic_image_atomic_add);
 
    add_image_function(glsl ? "imageAtomicMin" : "__intrinsic_image_atomic_min",
                       "__intrinsic_image_atomic_min",
-                      &builtin_builder::_image_prototype, 1, atom_flags);
+                      &builtin_builder::_image_prototype, 1, atom_flags,
+                      ir_intrinsic_image_atomic_min);
 
    add_image_function(glsl ? "imageAtomicMax" : "__intrinsic_image_atomic_max",
                       "__intrinsic_image_atomic_max",
-                      &builtin_builder::_image_prototype, 1, atom_flags);
+                      &builtin_builder::_image_prototype, 1, atom_flags,
+                      ir_intrinsic_image_atomic_max);
 
    add_image_function(glsl ? "imageAtomicAnd" : "__intrinsic_image_atomic_and",
                       "__intrinsic_image_atomic_and",
-                      &builtin_builder::_image_prototype, 1, atom_flags);
+                      &builtin_builder::_image_prototype, 1, atom_flags,
+                      ir_intrinsic_image_atomic_and);
 
    add_image_function(glsl ? "imageAtomicOr" : "__intrinsic_image_atomic_or",
                       "__intrinsic_image_atomic_or",
-                      &builtin_builder::_image_prototype, 1, atom_flags);
+                      &builtin_builder::_image_prototype, 1, atom_flags,
+                      ir_intrinsic_image_atomic_or);
 
    add_image_function(glsl ? "imageAtomicXor" : "__intrinsic_image_atomic_xor",
                       "__intrinsic_image_atomic_xor",
-                      &builtin_builder::_image_prototype, 1, atom_flags);
+                      &builtin_builder::_image_prototype, 1, atom_flags,
+                      ir_intrinsic_image_atomic_xor);
 
    add_image_function((glsl ? "imageAtomicExchange" :
                        "__intrinsic_image_atomic_exchange"),
                       "__intrinsic_image_atomic_exchange",
                       &builtin_builder::_image_prototype, 1,
                       (flags | IMAGE_FUNCTION_AVAIL_ATOMIC_EXCHANGE |
-                       IMAGE_FUNCTION_SUPPORTS_FLOAT_DATA_TYPE));
+                       IMAGE_FUNCTION_SUPPORTS_FLOAT_DATA_TYPE),
+                      ir_intrinsic_image_atomic_exchange);
 
    add_image_function((glsl ? "imageAtomicCompSwap" :
                        "__intrinsic_image_atomic_comp_swap"),
                       "__intrinsic_image_atomic_comp_swap",
-                      &builtin_builder::_image_prototype, 2, atom_flags);
+                      &builtin_builder::_image_prototype, 2, atom_flags,
+                      ir_intrinsic_image_atomic_comp_swap);
 
    add_image_function(glsl ? "imageSize" : "__intrinsic_image_size",
                       "__intrinsic_image_size",
                       &builtin_builder::_image_size_prototype, 1,
-                      flags | IMAGE_FUNCTION_SUPPORTS_FLOAT_DATA_TYPE);
+                      flags | IMAGE_FUNCTION_SUPPORTS_FLOAT_DATA_TYPE,
+                      ir_intrinsic_image_size);
 
    add_image_function(glsl ? "imageSamples" : "__intrinsic_image_samples",
                       "__intrinsic_image_samples",
                       &builtin_builder::_image_samples_prototype, 1,
                       flags | IMAGE_FUNCTION_SUPPORTS_FLOAT_DATA_TYPE |
-                      IMAGE_FUNCTION_MS_ONLY);
+                      IMAGE_FUNCTION_MS_ONLY,
+                      ir_intrinsic_image_samples);
 }
 
 ir_variable *
@@ -3208,10 +3263,11 @@ builtin_builder::new_sig(const glsl_type *return_type,
    ir_factory body(&sig->body, mem_ctx);             \
    sig->is_defined = true;
 
-#define MAKE_INTRINSIC(return_type, avail, ...)      \
+#define MAKE_INTRINSIC(return_type, id, avail, ...)  \
    ir_function_signature *sig =                      \
       new_sig(return_type, avail, __VA_ARGS__);      \
-   sig->is_intrinsic = true;
+   sig->is_intrinsic = true;                         \
+   sig->intrinsic_id = id;
 
 ir_function_signature *
 builtin_builder::unop(builtin_available_predicate avail,
@@ -5218,50 +5274,55 @@ builtin_builder::_interpolateAtSample(const glsl_type *type)
 }
 
 ir_function_signature *
-builtin_builder::_atomic_counter_intrinsic(builtin_available_predicate avail)
+builtin_builder::_atomic_counter_intrinsic(builtin_available_predicate avail,
+                                           enum ir_intrinsic_id id)
 {
    ir_variable *counter = in_var(glsl_type::atomic_uint_type, "counter");
-   MAKE_INTRINSIC(glsl_type::uint_type, avail, 1, counter);
+   MAKE_INTRINSIC(glsl_type::uint_type, id, avail, 1, counter);
    return sig;
 }
 
 ir_function_signature *
-builtin_builder::_atomic_counter_intrinsic1(builtin_available_predicate avail)
+builtin_builder::_atomic_counter_intrinsic1(builtin_available_predicate avail,
+                                            enum ir_intrinsic_id id)
 {
    ir_variable *counter = in_var(glsl_type::atomic_uint_type, "counter");
    ir_variable *data = in_var(glsl_type::uint_type, "data");
-   MAKE_INTRINSIC(glsl_type::uint_type, avail, 2, counter, data);
+   MAKE_INTRINSIC(glsl_type::uint_type, id, avail, 2, counter, data);
    return sig;
 }
 
 ir_function_signature *
-builtin_builder::_atomic_counter_intrinsic2(builtin_available_predicate avail)
+builtin_builder::_atomic_counter_intrinsic2(builtin_available_predicate avail,
+                                            enum ir_intrinsic_id id)
 {
    ir_variable *counter = in_var(glsl_type::atomic_uint_type, "counter");
    ir_variable *compare = in_var(glsl_type::uint_type, "compare");
    ir_variable *data = in_var(glsl_type::uint_type, "data");
-   MAKE_INTRINSIC(glsl_type::uint_type, avail, 3, counter, compare, data);
+   MAKE_INTRINSIC(glsl_type::uint_type, id, avail, 3, counter, compare, data);
    return sig;
 }
 
 ir_function_signature *
 builtin_builder::_atomic_intrinsic2(builtin_available_predicate avail,
-                                    const glsl_type *type)
+                                    const glsl_type *type,
+                                    enum ir_intrinsic_id id)
 {
    ir_variable *atomic = in_var(type, "atomic");
    ir_variable *data = in_var(type, "data");
-   MAKE_INTRINSIC(type, avail, 2, atomic, data);
+   MAKE_INTRINSIC(type, id, avail, 2, atomic, data);
    return sig;
 }
 
 ir_function_signature *
 builtin_builder::_atomic_intrinsic3(builtin_available_predicate avail,
-                                    const glsl_type *type)
+                                    const glsl_type *type,
+                                    enum ir_intrinsic_id id)
 {
    ir_variable *atomic = in_var(type, "atomic");
    ir_variable *data1 = in_var(type, "data1");
    ir_variable *data2 = in_var(type, "data2");
-   MAKE_INTRINSIC(type, avail, 3, atomic, data1, data2);
+   MAKE_INTRINSIC(type, id, avail, 3, atomic, data1, data2);
    return sig;
 }
 
@@ -5518,7 +5579,8 @@ builtin_builder::_image(image_prototype_ctr prototype,
                         const glsl_type *image_type,
                         const char *intrinsic_name,
                         unsigned num_arguments,
-                        unsigned flags)
+                        unsigned flags,
+                        enum ir_intrinsic_id id)
 {
    ir_function_signature *sig = (this->*prototype)(image_type,
                                                    num_arguments, flags);
@@ -5540,15 +5602,17 @@ builtin_builder::_image(image_prototype_ctr prototype,
 
    } else {
       sig->is_intrinsic = true;
+      sig->intrinsic_id = id;
    }
 
    return sig;
 }
 
 ir_function_signature *
-builtin_builder::_memory_barrier_intrinsic(builtin_available_predicate avail)
+builtin_builder::_memory_barrier_intrinsic(builtin_available_predicate avail,
+                                           enum ir_intrinsic_id id)
 {
-   MAKE_INTRINSIC(glsl_type::void_type, avail, 0);
+   MAKE_INTRINSIC(glsl_type::void_type, id, avail, 0);
    return sig;
 }
 
@@ -5566,7 +5630,7 @@ ir_function_signature *
 builtin_builder::_shader_clock_intrinsic(builtin_available_predicate avail,
                                          const glsl_type *type)
 {
-   MAKE_INTRINSIC(type, avail, 0);
+   MAKE_INTRINSIC(type, ir_intrinsic_shader_clock, avail, 0);
    return sig;
 }
 
diff --git a/src/compiler/glsl/glsl_to_nir.cpp b/src/compiler/glsl/glsl_to_nir.cpp
index 3ac2196..01dcac4 100644
--- a/src/compiler/glsl/glsl_to_nir.cpp
+++ b/src/compiler/glsl/glsl_to_nir.cpp
@@ -610,50 +610,73 @@ nir_visitor::visit(ir_call *ir)
    if (ir->callee->is_intrinsic) {
       nir_intrinsic_op op;
       if (strcmp(ir->callee_name(), "__intrinsic_atomic_read") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_atomic_counter_read);
          op = nir_intrinsic_atomic_counter_read_var;
       } else if (strcmp(ir->callee_name(), "__intrinsic_atomic_increment") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_atomic_counter_increment);
          op = nir_intrinsic_atomic_counter_inc_var;
       } else if (strcmp(ir->callee_name(), "__intrinsic_atomic_predecrement") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_atomic_counter_predecrement);
          op = nir_intrinsic_atomic_counter_dec_var;
       } else if (strcmp(ir->callee_name(), "__intrinsic_image_load") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_image_load);
          op = nir_intrinsic_image_load;
       } else if (strcmp(ir->callee_name(), "__intrinsic_image_store") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_image_store);
          op = nir_intrinsic_image_store;
       } else if (strcmp(ir->callee_name(), "__intrinsic_image_atomic_add") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_image_atomic_add);
          op = nir_intrinsic_image_atomic_add;
       } else if (strcmp(ir->callee_name(), "__intrinsic_image_atomic_min") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_image_atomic_min);
          op = nir_intrinsic_image_atomic_min;
       } else if (strcmp(ir->callee_name(), "__intrinsic_image_atomic_max") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_image_atomic_max);
          op = nir_intrinsic_image_atomic_max;
       } else if (strcmp(ir->callee_name(), "__intrinsic_image_atomic_and") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_image_atomic_and);
          op = nir_intrinsic_image_atomic_and;
       } else if (strcmp(ir->callee_name(), "__intrinsic_image_atomic_or") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_image_atomic_or);
          op = nir_intrinsic_image_atomic_or;
       } else if (strcmp(ir->callee_name(), "__intrinsic_image_atomic_xor") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_image_atomic_xor);
          op = nir_intrinsic_image_atomic_xor;
       } else if (strcmp(ir->callee_name(), "__intrinsic_image_atomic_exchange") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_image_atomic_exchange);
          op = nir_intrinsic_image_atomic_exchange;
       } else if (strcmp(ir->callee_name(), "__intrinsic_image_atomic_comp_swap") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_image_atomic_comp_swap);
          op = nir_intrinsic_image_atomic_comp_swap;
       } else if (strcmp(ir->callee_name(), "__intrinsic_memory_barrier") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_memory_barrier);
          op = nir_intrinsic_memory_barrier;
       } else if (strcmp(ir->callee_name(), "__intrinsic_image_size") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_image_size);
          op = nir_intrinsic_image_size;
       } else if (strcmp(ir->callee_name(), "__intrinsic_image_samples") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_image_samples);
          op = nir_intrinsic_image_samples;
       } else if (strcmp(ir->callee_name(), "__intrinsic_store_ssbo") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_ssbo_store);
          op = nir_intrinsic_store_ssbo;
       } else if (strcmp(ir->callee_name(), "__intrinsic_load_ssbo") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_ssbo_load);
          op = nir_intrinsic_load_ssbo;
       } else if (strcmp(ir->callee_name(), "__intrinsic_atomic_add_ssbo") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_ssbo_atomic_add);
          op = nir_intrinsic_ssbo_atomic_add;
       } else if (strcmp(ir->callee_name(), "__intrinsic_atomic_and_ssbo") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_ssbo_atomic_and);
          op = nir_intrinsic_ssbo_atomic_and;
       } else if (strcmp(ir->callee_name(), "__intrinsic_atomic_or_ssbo") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_ssbo_atomic_or);
          op = nir_intrinsic_ssbo_atomic_or;
       } else if (strcmp(ir->callee_name(), "__intrinsic_atomic_xor_ssbo") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_ssbo_atomic_xor);
          op = nir_intrinsic_ssbo_atomic_xor;
       } else if (strcmp(ir->callee_name(), "__intrinsic_atomic_min_ssbo") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_ssbo_atomic_min);
          assert(ir->return_deref);
          if (ir->return_deref->type == glsl_type::int_type)
             op = nir_intrinsic_ssbo_atomic_imin;
@@ -662,6 +685,7 @@ nir_visitor::visit(ir_call *ir)
          else
             unreachable("Invalid type");
       } else if (strcmp(ir->callee_name(), "__intrinsic_atomic_max_ssbo") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_ssbo_atomic_max);
          assert(ir->return_deref);
          if (ir->return_deref->type == glsl_type::int_type)
             op = nir_intrinsic_ssbo_atomic_imax;
@@ -670,34 +694,49 @@ nir_visitor::visit(ir_call *ir)
          else
             unreachable("Invalid type");
       } else if (strcmp(ir->callee_name(), "__intrinsic_atomic_exchange_ssbo") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_ssbo_atomic_exchange);
          op = nir_intrinsic_ssbo_atomic_exchange;
       } else if (strcmp(ir->callee_name(), "__intrinsic_atomic_comp_swap_ssbo") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_ssbo_atomic_comp_swap);
          op = nir_intrinsic_ssbo_atomic_comp_swap;
       } else if (strcmp(ir->callee_name(), "__intrinsic_shader_clock") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_shader_clock);
          op = nir_intrinsic_shader_clock;
       } else if (strcmp(ir->callee_name(), "__intrinsic_group_memory_barrier") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_group_memory_barrier);
          op = nir_intrinsic_group_memory_barrier;
       } else if (strcmp(ir->callee_name(), "__intrinsic_memory_barrier_atomic_counter") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_memory_barrier_atomic_counter);
          op = nir_intrinsic_memory_barrier_atomic_counter;
       } else if (strcmp(ir->callee_name(), "__intrinsic_memory_barrier_buffer") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_memory_barrier_buffer);
          op = nir_intrinsic_memory_barrier_buffer;
       } else if (strcmp(ir->callee_name(), "__intrinsic_memory_barrier_image") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_memory_barrier_image);
          op = nir_intrinsic_memory_barrier_image;
       } else if (strcmp(ir->callee_name(), "__intrinsic_memory_barrier_shared") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_memory_barrier_shared);
          op = nir_intrinsic_memory_barrier_shared;
       } else if (strcmp(ir->callee_name(), "__intrinsic_load_shared") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_shared_load);
          op = nir_intrinsic_load_shared;
       } else if (strcmp(ir->callee_name(), "__intrinsic_store_shared") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_shared_store);
          op = nir_intrinsic_store_shared;
       } else if (strcmp(ir->callee_name(), "__intrinsic_atomic_add_shared") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_shared_atomic_add);
          op = nir_intrinsic_shared_atomic_add;
       } else if (strcmp(ir->callee_name(), "__intrinsic_atomic_and_shared") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_shared_atomic_and);
          op = nir_intrinsic_shared_atomic_and;
       } else if (strcmp(ir->callee_name(), "__intrinsic_atomic_or_shared") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_shared_atomic_or);
          op = nir_intrinsic_shared_atomic_or;
       } else if (strcmp(ir->callee_name(), "__intrinsic_atomic_xor_shared") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_shared_atomic_xor);
          op = nir_intrinsic_shared_atomic_xor;
       } else if (strcmp(ir->callee_name(), "__intrinsic_atomic_min_shared") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_shared_atomic_min);
          assert(ir->return_deref);
          if (ir->return_deref->type == glsl_type::int_type)
             op = nir_intrinsic_shared_atomic_imin;
@@ -706,6 +745,7 @@ nir_visitor::visit(ir_call *ir)
          else
             unreachable("Invalid type");
       } else if (strcmp(ir->callee_name(), "__intrinsic_atomic_max_shared") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_shared_atomic_max);
          assert(ir->return_deref);
          if (ir->return_deref->type == glsl_type::int_type)
             op = nir_intrinsic_shared_atomic_imax;
@@ -714,8 +754,10 @@ nir_visitor::visit(ir_call *ir)
          else
             unreachable("Invalid type");
       } else if (strcmp(ir->callee_name(), "__intrinsic_atomic_exchange_shared") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_shared_atomic_exchange);
          op = nir_intrinsic_shared_atomic_exchange;
       } else if (strcmp(ir->callee_name(), "__intrinsic_atomic_comp_swap_shared") == 0) {
+         assert(ir->callee->intrinsic_id == ir_intrinsic_shared_atomic_comp_swap);
          op = nir_intrinsic_shared_atomic_comp_swap;
       } else {
          unreachable("not reached");
diff --git a/src/compiler/glsl/ir.cpp b/src/compiler/glsl/ir.cpp
index cb195b2..e633018 100644
--- a/src/compiler/glsl/ir.cpp
+++ b/src/compiler/glsl/ir.cpp
@@ -1618,7 +1618,7 @@ ir_function_signature::ir_function_signature(const glsl_type *return_type,
                                              builtin_available_predicate b)
    : ir_instruction(ir_type_function_signature),
      return_type(return_type), is_defined(false), is_intrinsic(false),
-     builtin_avail(b), _function(NULL)
+     intrinsic_id(ir_intrinsic_invalid), builtin_avail(b), _function(NULL)
 {
    this->origin = NULL;
 }
diff --git a/src/compiler/glsl/ir.h b/src/compiler/glsl/ir.h
index a3b1a50..7333a53 100644
--- a/src/compiler/glsl/ir.h
+++ b/src/compiler/glsl/ir.h
@@ -1013,6 +1013,91 @@ public:
  */
 typedef bool (*builtin_available_predicate)(const _mesa_glsl_parse_state *);
 
+#define MAKE_INTRINSIC_FOR_TYPE(op, t) \
+   ir_intrinsic_generic_ ## op - ir_intrinsic_generic_load + ir_intrinsic_ ## t ## _ ## load
+
+#define MAP_INTRINSIC_TO_TYPE(i, t) \
+   ir_intrinsic_id(int(i) - int(ir_intrinsic_generic_load) + int(ir_intrinsic_ ## t ## _ ## load))
+
+enum ir_intrinsic_id {
+   ir_intrinsic_invalid = 0,
+
+   /**
+    * \name Generic intrinsics
+    *
+    * Each of these intrinsics has a specific version for shared variables and
+    * SSBOs.
+    */
+   /*@{*/
+   ir_intrinsic_generic_load,
+   ir_intrinsic_generic_store,
+   ir_intrinsic_generic_atomic_add,
+   ir_intrinsic_generic_atomic_and,
+   ir_intrinsic_generic_atomic_or,
+   ir_intrinsic_generic_atomic_xor,
+   ir_intrinsic_generic_atomic_min,
+   ir_intrinsic_generic_atomic_max,
+   ir_intrinsic_generic_atomic_exchange,
+   ir_intrinsic_generic_atomic_comp_swap,
+   /*@}*/
+
+   ir_intrinsic_atomic_counter_read,
+   ir_intrinsic_atomic_counter_increment,
+   ir_intrinsic_atomic_counter_predecrement,
+   ir_intrinsic_atomic_counter_add,
+   ir_intrinsic_atomic_counter_sub,
+   ir_intrinsic_atomic_counter_and,
+   ir_intrinsic_atomic_counter_or,
+   ir_intrinsic_atomic_counter_xor,
+   ir_intrinsic_atomic_counter_min,
+   ir_intrinsic_atomic_counter_max,
+   ir_intrinsic_atomic_counter_exchange,
+   ir_intrinsic_atomic_counter_comp_swap,
+
+   ir_intrinsic_image_load,
+   ir_intrinsic_image_store,
+   ir_intrinsic_image_atomic_add,
+   ir_intrinsic_image_atomic_and,
+   ir_intrinsic_image_atomic_or,
+   ir_intrinsic_image_atomic_xor,
+   ir_intrinsic_image_atomic_min,
+   ir_intrinsic_image_atomic_max,
+   ir_intrinsic_image_atomic_exchange,
+   ir_intrinsic_image_atomic_comp_swap,
+   ir_intrinsic_image_size,
+   ir_intrinsic_image_samples,
+
+   ir_intrinsic_ssbo_load,
+   ir_intrinsic_ssbo_store = MAKE_INTRINSIC_FOR_TYPE(store, ssbo),
+   ir_intrinsic_ssbo_atomic_add = MAKE_INTRINSIC_FOR_TYPE(atomic_add, ssbo),
+   ir_intrinsic_ssbo_atomic_and = MAKE_INTRINSIC_FOR_TYPE(atomic_and, ssbo),
+   ir_intrinsic_ssbo_atomic_or = MAKE_INTRINSIC_FOR_TYPE(atomic_or, ssbo),
+   ir_intrinsic_ssbo_atomic_xor = MAKE_INTRINSIC_FOR_TYPE(atomic_xor, ssbo),
+   ir_intrinsic_ssbo_atomic_min = MAKE_INTRINSIC_FOR_TYPE(atomic_min, ssbo),
+   ir_intrinsic_ssbo_atomic_max = MAKE_INTRINSIC_FOR_TYPE(atomic_max, ssbo),
+   ir_intrinsic_ssbo_atomic_exchange = MAKE_INTRINSIC_FOR_TYPE(atomic_exchange, ssbo),
+   ir_intrinsic_ssbo_atomic_comp_swap = MAKE_INTRINSIC_FOR_TYPE(atomic_comp_swap, ssbo),
+
+   ir_intrinsic_memory_barrier,
+   ir_intrinsic_shader_clock,
+   ir_intrinsic_group_memory_barrier,
+   ir_intrinsic_memory_barrier_atomic_counter,
+   ir_intrinsic_memory_barrier_buffer,
+   ir_intrinsic_memory_barrier_image,
+   ir_intrinsic_memory_barrier_shared,
+
+   ir_intrinsic_shared_load,
+   ir_intrinsic_shared_store = MAKE_INTRINSIC_FOR_TYPE(store, shared),
+   ir_intrinsic_shared_atomic_add = MAKE_INTRINSIC_FOR_TYPE(atomic_add, shared),
+   ir_intrinsic_shared_atomic_and = MAKE_INTRINSIC_FOR_TYPE(atomic_and, shared),
+   ir_intrinsic_shared_atomic_or = MAKE_INTRINSIC_FOR_TYPE(atomic_or, shared),
+   ir_intrinsic_shared_atomic_xor = MAKE_INTRINSIC_FOR_TYPE(atomic_xor, shared),
+   ir_intrinsic_shared_atomic_min = MAKE_INTRINSIC_FOR_TYPE(atomic_min, shared),
+   ir_intrinsic_shared_atomic_max = MAKE_INTRINSIC_FOR_TYPE(atomic_max, shared),
+   ir_intrinsic_shared_atomic_exchange = MAKE_INTRINSIC_FOR_TYPE(atomic_exchange, shared),
+   ir_intrinsic_shared_atomic_comp_swap = MAKE_INTRINSIC_FOR_TYPE(atomic_comp_swap, shared),
+};
+
 /*@{*/
 /**
  * The representation of a function instance; may be the full definition or
@@ -1108,6 +1193,9 @@ public:
     */
    bool is_intrinsic;
 
+   /** Indentifier for this intrinsic. */
+   enum ir_intrinsic_id intrinsic_id;
+
    /** Whether or not a built-in is available for this shader. */
    bool is_builtin_available(const _mesa_glsl_parse_state *state) const;
 
diff --git a/src/compiler/glsl/link_functions.cpp b/src/compiler/glsl/link_functions.cpp
index e4f77be..00dc345 100644
--- a/src/compiler/glsl/link_functions.cpp
+++ b/src/compiler/glsl/link_functions.cpp
@@ -162,6 +162,7 @@ public:
       linked_sig->replace_parameters(&formal_parameters);
 
       linked_sig->is_intrinsic = sig->is_intrinsic;
+      linked_sig->intrinsic_id = sig->intrinsic_id;
 
       if (sig->is_defined) {
          foreach_in_list(const ir_instruction, original, &sig->body) {
diff --git a/src/compiler/glsl/lower_shared_reference.cpp b/src/compiler/glsl/lower_shared_reference.cpp
index 091f402..49ee377 100644
--- a/src/compiler/glsl/lower_shared_reference.cpp
+++ b/src/compiler/glsl/lower_shared_reference.cpp
@@ -285,6 +285,7 @@ lower_shared_reference_visitor::shared_store(void *mem_ctx,
    assert(sig);
    sig->replace_parameters(&sig_params);
    sig->is_intrinsic = true;
+   sig->intrinsic_id = ir_intrinsic_shared_store;
 
    ir_function *f = new(mem_ctx) ir_function("__intrinsic_store_shared");
    f->add_signature(sig);
@@ -312,6 +313,7 @@ lower_shared_reference_visitor::shared_load(void *mem_ctx,
    assert(sig);
    sig->replace_parameters(&sig_params);
    sig->is_intrinsic = true;
+   sig->intrinsic_id = ir_intrinsic_shared_load;
 
    ir_function *f = new(mem_ctx) ir_function("__intrinsic_load_shared");
    f->add_signature(sig);
@@ -406,6 +408,10 @@ lower_shared_reference_visitor::lower_shared_atomic_intrinsic(ir_call *ir)
    sig->replace_parameters(&sig_params);
    sig->is_intrinsic = true;
 
+   assert(ir->callee->intrinsic_id >= ir_intrinsic_generic_load);
+   assert(ir->callee->intrinsic_id <= ir_intrinsic_generic_atomic_comp_swap);
+   sig->intrinsic_id = MAP_INTRINSIC_TO_TYPE(ir->callee->intrinsic_id, shared);
+
    char func_name[64];
    sprintf(func_name, "%s_shared", ir->callee_name());
    ir_function *f = new(mem_ctx) ir_function(func_name);
diff --git a/src/compiler/glsl/lower_ubo_reference.cpp b/src/compiler/glsl/lower_ubo_reference.cpp
index 1ed281c..0e6a02d8 100644
--- a/src/compiler/glsl/lower_ubo_reference.cpp
+++ b/src/compiler/glsl/lower_ubo_reference.cpp
@@ -454,6 +454,7 @@ lower_ubo_reference_visitor::ssbo_store(void *mem_ctx,
    assert(sig);
    sig->replace_parameters(&sig_params);
    sig->is_intrinsic = true;
+   sig->intrinsic_id = ir_intrinsic_ssbo_store;
 
    ir_function *f = new(mem_ctx) ir_function("__intrinsic_store_ssbo");
    f->add_signature(sig);
@@ -491,6 +492,7 @@ lower_ubo_reference_visitor::ssbo_load(void *mem_ctx,
    assert(sig);
    sig->replace_parameters(&sig_params);
    sig->is_intrinsic = true;
+   sig->intrinsic_id = ir_intrinsic_ssbo_load;
 
    ir_function *f = new(mem_ctx) ir_function("__intrinsic_load_ssbo");
    f->add_signature(sig);
@@ -1018,6 +1020,10 @@ lower_ubo_reference_visitor::lower_ssbo_atomic_intrinsic(ir_call *ir)
    sig->replace_parameters(&sig_params);
    sig->is_intrinsic = true;
 
+   assert(ir->callee->intrinsic_id >= ir_intrinsic_generic_load);
+   assert(ir->callee->intrinsic_id <= ir_intrinsic_generic_atomic_comp_swap);
+   sig->intrinsic_id = MAP_INTRINSIC_TO_TYPE(ir->callee->intrinsic_id, ssbo);
+
    char func_name[64];
    sprintf(func_name, "%s_ssbo", ir->callee_name());
    ir_function *f = new(mem_ctx) ir_function(func_name);