diff options
Diffstat (limited to 'mesalib/src/glsl')
-rw-r--r-- | mesalib/src/glsl/Makefile | 1 | ||||
-rw-r--r-- | mesalib/src/glsl/SConscript | 1 | ||||
-rw-r--r-- | mesalib/src/glsl/glsl_parser_extras.cpp | 23 | ||||
-rw-r--r-- | mesalib/src/glsl/ir_constant_expression.cpp | 29 | ||||
-rw-r--r-- | mesalib/src/glsl/ir_optimization.h | 6 | ||||
-rw-r--r-- | mesalib/src/glsl/ir_variable.cpp | 8 | ||||
-rw-r--r-- | mesalib/src/glsl/link_uniforms.cpp | 85 | ||||
-rw-r--r-- | mesalib/src/glsl/linker.cpp | 28 | ||||
-rw-r--r-- | mesalib/src/glsl/linker.h | 43 | ||||
-rw-r--r-- | mesalib/src/glsl/lower_if_to_cond_assign.cpp | 3 | ||||
-rw-r--r-- | mesalib/src/glsl/main.cpp | 2 | ||||
-rw-r--r-- | mesalib/src/glsl/opt_dead_code.cpp | 14 | ||||
-rw-r--r-- | mesalib/src/glsl/ralloc.c | 28 | ||||
-rw-r--r-- | mesalib/src/glsl/ralloc.h | 57 | ||||
-rw-r--r-- | mesalib/src/glsl/test_optpass.cpp | 4 |
15 files changed, 309 insertions, 23 deletions
diff --git a/mesalib/src/glsl/Makefile b/mesalib/src/glsl/Makefile index b2efb2abc..504f1fb43 100644 --- a/mesalib/src/glsl/Makefile +++ b/mesalib/src/glsl/Makefile @@ -53,6 +53,7 @@ CXX_SOURCES = \ ir_variable_refcount.cpp \ linker.cpp \ link_functions.cpp \ + link_uniforms.cpp \ loop_analysis.cpp \ loop_controls.cpp \ loop_unroll.cpp \ diff --git a/mesalib/src/glsl/SConscript b/mesalib/src/glsl/SConscript index b4786c5e5..09c7edbc4 100644 --- a/mesalib/src/glsl/SConscript +++ b/mesalib/src/glsl/SConscript @@ -64,6 +64,7 @@ glsl_sources = [ 'ir_variable_refcount.cpp', 'linker.cpp', 'link_functions.cpp', + 'link_uniforms.cpp', 'loop_analysis.cpp', 'loop_controls.cpp', 'loop_unroll.cpp', diff --git a/mesalib/src/glsl/glsl_parser_extras.cpp b/mesalib/src/glsl/glsl_parser_extras.cpp index a9075b2b1..e2112fe6d 100644 --- a/mesalib/src/glsl/glsl_parser_extras.cpp +++ b/mesalib/src/glsl/glsl_parser_extras.cpp @@ -883,8 +883,27 @@ ast_struct_specifier::ast_struct_specifier(char *identifier, this->declarations.push_degenerate_list_at_head(&declarator_list->link); } +/** + * Do the set of common optimizations passes + * + * \param ir List of instructions to be optimized + * \param linked Is the shader linked? This enables + * optimizations passes that remove code at + * global scope and could cause linking to + * fail. + * \param uniform_locations_assigned Have locations already been assigned for + * uniforms? This prevents the declarations + * of unused uniforms from being removed. + * The setting of this flag only matters if + * \c linked is \c true. + * \param max_unroll_iterations Maximum number of loop iterations to be + * unrolled. Setting to 0 forces all loops + * to be unrolled. + */ bool -do_common_optimization(exec_list *ir, bool linked, unsigned max_unroll_iterations) +do_common_optimization(exec_list *ir, bool linked, + bool uniform_locations_assigned, + unsigned max_unroll_iterations) { GLboolean progress = GL_FALSE; @@ -900,7 +919,7 @@ do_common_optimization(exec_list *ir, bool linked, unsigned max_unroll_iteration progress = do_copy_propagation(ir) || progress; progress = do_copy_propagation_elements(ir) || progress; if (linked) - progress = do_dead_code(ir) || progress; + progress = do_dead_code(ir, uniform_locations_assigned) || progress; else progress = do_dead_code_unlinked(ir) || progress; progress = do_dead_code_local(ir) || progress; diff --git a/mesalib/src/glsl/ir_constant_expression.cpp b/mesalib/src/glsl/ir_constant_expression.cpp index b3fe6cf96..83f084d88 100644 --- a/mesalib/src/glsl/ir_constant_expression.cpp +++ b/mesalib/src/glsl/ir_constant_expression.cpp @@ -39,6 +39,25 @@ #include "ir_visitor.h" #include "glsl_types.h" +/* Using C99 rounding functions for roundToEven() implementation is + * difficult, because round(), rint, and nearbyint() are affected by + * fesetenv(), which the application may have done for its own + * purposes. Mesa's IROUND macro is close to what we want, but it + * rounds away from 0 on n + 0.5. + */ +static int +round_to_even(float val) +{ + int rounded = IROUND(val); + + if (val - floor(val) == 0.5) { + if (rounded % 2 != 0) + rounded += val > 0 ? -1 : 1; + } + + return rounded; +} + static float dot(ir_constant *op0, ir_constant *op1) { @@ -196,6 +215,13 @@ ir_expression::constant_expression_value() } break; + case ir_unop_round_even: + assert(op[0]->type->base_type == GLSL_TYPE_FLOAT); + for (unsigned c = 0; c < op[0]->type->components(); c++) { + data.f[c] = round_to_even(op[0]->value.f[c]); + } + break; + case ir_unop_ceil: assert(op[0]->type->base_type == GLSL_TYPE_FLOAT); for (unsigned c = 0; c < op[0]->type->components(); c++) { @@ -1324,6 +1350,9 @@ ir_call::constant_expression_value() * op[1]->value.f[c]; } } + } else if (strcmp(callee, "round") == 0 || + strcmp(callee, "roundEven") == 0) { + expr = new(mem_ctx) ir_expression(ir_unop_round_even, op[0]); } else if (strcmp(callee, "sign") == 0) { expr = new(mem_ctx) ir_expression(ir_unop_sign, type, op[0], NULL); } else if (strcmp(callee, "sin") == 0) { diff --git a/mesalib/src/glsl/ir_optimization.h b/mesalib/src/glsl/ir_optimization.h index af80e26b9..7b32e84f0 100644 --- a/mesalib/src/glsl/ir_optimization.h +++ b/mesalib/src/glsl/ir_optimization.h @@ -37,7 +37,9 @@ #define MOD_TO_FRACT 0x20 #define INT_DIV_TO_MUL_RCP 0x40 -bool do_common_optimization(exec_list *ir, bool linked, unsigned max_unroll_iterations); +bool do_common_optimization(exec_list *ir, bool linked, + bool uniform_locations_assigned, + unsigned max_unroll_iterations); bool do_algebraic(exec_list *instructions); bool do_constant_folding(exec_list *instructions); @@ -46,7 +48,7 @@ bool do_constant_variable_unlinked(exec_list *instructions); bool do_copy_propagation(exec_list *instructions); bool do_copy_propagation_elements(exec_list *instructions); bool do_constant_propagation(exec_list *instructions); -bool do_dead_code(exec_list *instructions); +bool do_dead_code(exec_list *instructions, bool uniform_locations_assigned); bool do_dead_code_local(exec_list *instructions); bool do_dead_code_unlinked(exec_list *instructions); bool do_dead_functions(exec_list *instructions); diff --git a/mesalib/src/glsl/ir_variable.cpp b/mesalib/src/glsl/ir_variable.cpp index 6ae3b1f9e..8337e15b8 100644 --- a/mesalib/src/glsl/ir_variable.cpp +++ b/mesalib/src/glsl/ir_variable.cpp @@ -232,11 +232,11 @@ MATRIX(gl_TextureMatrixInverseTranspose, static struct gl_builtin_uniform_element gl_NormalMatrix_elements[] = { { NULL, { STATE_MODELVIEW_MATRIX, 0, 0, 0, STATE_MATRIX_INVERSE}, - SWIZZLE_XYZW }, + MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_Z, SWIZZLE_Z) }, { NULL, { STATE_MODELVIEW_MATRIX, 0, 1, 1, STATE_MATRIX_INVERSE}, - SWIZZLE_XYZW }, + MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_Z, SWIZZLE_Z) }, { NULL, { STATE_MODELVIEW_MATRIX, 0, 2, 2, STATE_MATRIX_INVERSE}, - SWIZZLE_XYZW }, + MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_Z, SWIZZLE_Z) }, }; #undef MATRIX @@ -615,6 +615,8 @@ generate_130_uniforms(exec_list *instructions, add_builtin_constant(instructions, symtab, "gl_MaxClipDistances", state->Const.MaxClipPlanes); + add_builtin_constant(instructions, symtab, "gl_MaxVaryingComponents", + state->Const.MaxVaryingFloats); } diff --git a/mesalib/src/glsl/link_uniforms.cpp b/mesalib/src/glsl/link_uniforms.cpp new file mode 100644 index 000000000..6dd1f5354 --- /dev/null +++ b/mesalib/src/glsl/link_uniforms.cpp @@ -0,0 +1,85 @@ +/* + * Copyright © 2011 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +#include "main/core.h" +#include "ir.h" +#include "linker.h" +#include "glsl_symbol_table.h" +#include "program/hash_table.h" + +/** + * \file link_uniforms.cpp + * Assign locations for GLSL uniforms. + * + * \author Ian Romanick <ian.d.romanick@intel.com> + */ + +void +uniform_field_visitor::process(ir_variable *var) +{ + const glsl_type *t = var->type; + + /* Only strdup the name if we actually will need to modify it. */ + if (t->is_record() || (t->is_array() && t->fields.array->is_record())) { + char *name = ralloc_strdup(NULL, var->name); + recursion(var->type, &name, strlen(name)); + ralloc_free(name); + } else { + this->visit_field(t, var->name); + } +} + +void +uniform_field_visitor::recursion(const glsl_type *t, char **name, + unsigned name_length) +{ + /* Records need to have each field processed individually. + * + * Arrays of records need to have each array element processed + * individually, then each field of the resulting array elements processed + * individually. + */ + if (t->is_record()) { + for (unsigned i = 0; i < t->length; i++) { + const char *field = t->fields.structure[i].name; + + /* Append '.field' to the current uniform name. */ + ralloc_asprintf_rewrite_tail(name, name_length, ".%s", field); + + recursion(t->fields.structure[i].type, name, + name_length + 1 + strlen(field)); + } + } else if (t->is_array() && t->fields.array->is_record()) { + for (unsigned i = 0; i < t->length; i++) { + char subscript[13]; + + /* Append the subscript to the current uniform name */ + const unsigned subscript_length = snprintf(subscript, 13, "[%u]", i); + ralloc_asprintf_rewrite_tail(name, name_length, "%s", subscript); + + recursion(t->fields.array, name, name_length + subscript_length); + } + } else { + this->visit_field(t, *name); + } +} diff --git a/mesalib/src/glsl/linker.cpp b/mesalib/src/glsl/linker.cpp index a7c38a342..beadec6f6 100644 --- a/mesalib/src/glsl/linker.cpp +++ b/mesalib/src/glsl/linker.cpp @@ -1742,14 +1742,10 @@ link_shaders(struct gl_context *ctx, struct gl_shader_program *prog) if (ctx->ShaderCompilerOptions[i].LowerClipDistance) lower_clip_distance(prog->_LinkedShaders[i]->ir); - while (do_common_optimization(prog->_LinkedShaders[i]->ir, true, 32)) + while (do_common_optimization(prog->_LinkedShaders[i]->ir, true, false, 32)) ; } - update_array_sizes(prog); - - assign_uniform_locations(prog); - /* FINISHME: The value of the max_attribute_index parameter is * FINISHME: implementation dependent based on the value of * FINISHME: GL_MAX_VERTEX_ATTRIBS. GL_MAX_VERTEX_ATTRIBS must be @@ -1785,6 +1781,12 @@ link_shaders(struct gl_context *ctx, struct gl_shader_program *prog) if (prog->_LinkedShaders[MESA_SHADER_VERTEX] != NULL) { demote_shader_inputs_and_outputs(prog->_LinkedShaders[MESA_SHADER_VERTEX], ir_var_out); + + /* Eliminate code that is now dead due to unused vertex outputs being + * demoted. + */ + while (do_dead_code(prog->_LinkedShaders[MESA_SHADER_VERTEX]->ir, false)) + ; } if (prog->_LinkedShaders[MESA_SHADER_GEOMETRY] != NULL) { @@ -1793,14 +1795,30 @@ link_shaders(struct gl_context *ctx, struct gl_shader_program *prog) demote_shader_inputs_and_outputs(sh, ir_var_in); demote_shader_inputs_and_outputs(sh, ir_var_inout); demote_shader_inputs_and_outputs(sh, ir_var_out); + + /* Eliminate code that is now dead due to unused geometry outputs being + * demoted. + */ + while (do_dead_code(prog->_LinkedShaders[MESA_SHADER_GEOMETRY]->ir, false)) + ; } if (prog->_LinkedShaders[MESA_SHADER_FRAGMENT] != NULL) { gl_shader *const sh = prog->_LinkedShaders[MESA_SHADER_FRAGMENT]; demote_shader_inputs_and_outputs(sh, ir_var_in); + + /* Eliminate code that is now dead due to unused fragment inputs being + * demoted. This shouldn't actually do anything other than remove + * declarations of the (now unused) global variables. + */ + while (do_dead_code(prog->_LinkedShaders[MESA_SHADER_FRAGMENT]->ir, false)) + ; } + update_array_sizes(prog); + assign_uniform_locations(prog); + /* OpenGL ES requires that a vertex shader and a fragment shader both be * present in a linked program. By checking for use of shading language * version 1.00, we also catch the GL_ARB_ES2_compatibility case. diff --git a/mesalib/src/glsl/linker.h b/mesalib/src/glsl/linker.h index 769cf68b6..78c632961 100644 --- a/mesalib/src/glsl/linker.h +++ b/mesalib/src/glsl/linker.h @@ -1,3 +1,4 @@ +/* -*- c++ -*- */ /* * Copyright © 2010 Intel Corporation * @@ -29,4 +30,46 @@ extern bool link_function_calls(gl_shader_program *prog, gl_shader *main, gl_shader **shader_list, unsigned num_shaders); +/** + * Class for processing all of the leaf fields of an uniform + * + * Leaves are, roughly speaking, the parts of the uniform that the application + * could query with \c glGetUniformLocation (or that could be returned by + * \c glGetActiveUniforms). + * + * Classes my derive from this class to implement specific functionality. + * This class only provides the mechanism to iterate over the leaves. Derived + * classes must implement \c ::visit_field and may override \c ::process. + */ +class uniform_field_visitor { +public: + /** + * Begin processing a uniform + * + * Classes that overload this function should call \c ::process from the + * base class to start the recursive processing of the uniform. + * + * \param var The uniform variable that is to be processed + * + * Calls \c ::visit_field for each leaf of the uniform. + */ + void process(ir_variable *var); + +protected: + /** + * Method invoked for each leaf of the uniform + * + * \param type Type of the field. + * \param name Fully qualified name of the field. + */ + virtual void visit_field(const glsl_type *type, const char *name) = 0; + +private: + /** + * \param name_length Length of the current name \b not including the + * terminating \c NUL character. + */ + void recursion(const glsl_type *t, char **name, unsigned name_length); +}; + #endif /* GLSL_LINKER_H */ diff --git a/mesalib/src/glsl/lower_if_to_cond_assign.cpp b/mesalib/src/glsl/lower_if_to_cond_assign.cpp index 7b89a1539..2c5d5612d 100644 --- a/mesalib/src/glsl/lower_if_to_cond_assign.cpp +++ b/mesalib/src/glsl/lower_if_to_cond_assign.cpp @@ -79,6 +79,9 @@ public: bool lower_if_to_cond_assign(exec_list *instructions, unsigned max_depth) { + if (max_depth == UINT_MAX) + return false; + ir_if_to_cond_assign_visitor v(max_depth); visit_list_elements(&v, instructions); diff --git a/mesalib/src/glsl/main.cpp b/mesalib/src/glsl/main.cpp index 019213750..e17422471 100644 --- a/mesalib/src/glsl/main.cpp +++ b/mesalib/src/glsl/main.cpp @@ -166,7 +166,7 @@ compile_shader(struct gl_context *ctx, struct gl_shader *shader) if (!state->error && !shader->ir->is_empty()) { bool progress; do { - progress = do_common_optimization(shader->ir, false, 32); + progress = do_common_optimization(shader->ir, false, false, 32); } while (progress); validate_ir_tree(shader->ir); diff --git a/mesalib/src/glsl/opt_dead_code.cpp b/mesalib/src/glsl/opt_dead_code.cpp index cb500d2d1..5b9546ad4 100644 --- a/mesalib/src/glsl/opt_dead_code.cpp +++ b/mesalib/src/glsl/opt_dead_code.cpp @@ -42,7 +42,7 @@ static bool debug = false; * for usage on an unlinked instruction stream. */ bool -do_dead_code(exec_list *instructions) +do_dead_code(exec_list *instructions, bool uniform_locations_assigned) { ir_variable_refcount_visitor v; bool progress = false; @@ -94,10 +94,11 @@ do_dead_code(exec_list *instructions) */ /* uniform initializers are precious, and could get used by another - * stage. + * stage. Also, once uniform locations have been assigned, the + * declaration cannot be deleted. */ if (entry->var->mode == ir_var_uniform && - entry->var->constant_value) + (uniform_locations_assigned || entry->var->constant_value)) continue; entry->var->remove(); @@ -132,7 +133,12 @@ do_dead_code_unlinked(exec_list *instructions) foreach_iter(exec_list_iterator, sigiter, *f) { ir_function_signature *sig = (ir_function_signature *) sigiter.get(); - if (do_dead_code(&sig->body)) + /* The setting of the uniform_locations_assigned flag here is + * irrelevent. If there is a uniform declaration encountered + * inside the body of the function, something has already gone + * terribly, terribly wrong. + */ + if (do_dead_code(&sig->body, false)) progress = true; } } diff --git a/mesalib/src/glsl/ralloc.c b/mesalib/src/glsl/ralloc.c index fb48a91c5..f5f3934ac 100644 --- a/mesalib/src/glsl/ralloc.c +++ b/mesalib/src/glsl/ralloc.c @@ -439,7 +439,28 @@ ralloc_asprintf_append(char **str, const char *fmt, ...) bool ralloc_vasprintf_append(char **str, const char *fmt, va_list args) { - size_t existing_length, new_length; + size_t existing_length; + assert(str != NULL); + existing_length = *str ? strlen(*str) : 0; + return ralloc_vasprintf_rewrite_tail(str, existing_length, fmt, args); +} + +bool +ralloc_asprintf_rewrite_tail(char **str, size_t start, const char *fmt, ...) +{ + bool success; + va_list args; + va_start(args, fmt); + success = ralloc_vasprintf_rewrite_tail(str, start, fmt, args); + va_end(args); + return success; +} + +bool +ralloc_vasprintf_rewrite_tail(char **str, size_t start, const char *fmt, + va_list args) +{ + size_t new_length; char *ptr; assert(str != NULL); @@ -450,14 +471,13 @@ ralloc_vasprintf_append(char **str, const char *fmt, va_list args) return true; } - existing_length = strlen(*str); new_length = printf_length(fmt, args); - ptr = resize(*str, existing_length + new_length + 1); + ptr = resize(*str, start + new_length + 1); if (unlikely(ptr == NULL)) return false; - vsnprintf(ptr + existing_length, new_length + 1, fmt, args); + vsnprintf(ptr + start, new_length + 1, fmt, args); *str = ptr; return true; } diff --git a/mesalib/src/glsl/ralloc.h b/mesalib/src/glsl/ralloc.h index d5338152f..1324f3466 100644 --- a/mesalib/src/glsl/ralloc.h +++ b/mesalib/src/glsl/ralloc.h @@ -314,9 +314,60 @@ char *ralloc_asprintf (const void *ctx, const char *fmt, ...); char *ralloc_vasprintf(const void *ctx, const char *fmt, va_list args); /** + * Rewrite the tail of an existing string, starting at a given index. + * + * Overwrites the contents of *str starting at \p start with newly formatted + * text, including a new null-terminator. Allocates more memory as necessary. + * + * This can be used to append formatted text when the length of the existing + * string is already known, saving a strlen() call. + * + * \sa ralloc_asprintf_append + * + * \param str The string to be updated. + * \param start The index to start appending new data at. + * \param fmt A printf-style formatting string + * + * \p str will be updated to the new pointer unless allocation fails. + * + * \return True unless allocation failed. + */ +bool ralloc_asprintf_rewrite_tail(char **str, size_t start, + const char *fmt, ...); + +/** + * Rewrite the tail of an existing string, starting at a given index. + * + * Overwrites the contents of *str starting at \p start with newly formatted + * text, including a new null-terminator. Allocates more memory as necessary. + * + * This can be used to append formatted text when the length of the existing + * string is already known, saving a strlen() call. + * + * \sa ralloc_vasprintf_append + * + * \param str The string to be updated. + * \param start The index to start appending new data at. + * \param fmt A printf-style formatting string + * \param args A va_list containing the data to be formatted + * + * \p str will be updated to the new pointer unless allocation fails. + * + * \return True unless allocation failed. + */ +bool ralloc_vasprintf_rewrite_tail(char **str, size_t start, const char *fmt, + va_list args); + +/** * Append formatted text to the supplied string. * + * This is equivalent to + * \code + * ralloc_asprintf_rewrite_tail(str, strlen(*str), fmt, ...) + * \endcode + * * \sa ralloc_asprintf + * \sa ralloc_asprintf_rewrite_tail * \sa ralloc_strcat * * \p str will be updated to the new pointer unless allocation fails. @@ -328,7 +379,13 @@ bool ralloc_asprintf_append (char **str, const char *fmt, ...); /** * Append formatted text to the supplied string, given a va_list. * + * This is equivalent to + * \code + * ralloc_vasprintf_rewrite_tail(str, strlen(*str), fmt, args) + * \endcode + * * \sa ralloc_vasprintf + * \sa ralloc_vasprintf_rewrite_tail * \sa ralloc_strcat * * \p str will be updated to the new pointer unless allocation fails. diff --git a/mesalib/src/glsl/test_optpass.cpp b/mesalib/src/glsl/test_optpass.cpp index 89b7f8338..6abafb5d3 100644 --- a/mesalib/src/glsl/test_optpass.cpp +++ b/mesalib/src/glsl/test_optpass.cpp @@ -64,7 +64,7 @@ do_optimization(struct exec_list *ir, const char *optimization) if (sscanf(optimization, "do_common_optimization ( %d , %d ) ", &int_0, &int_1) == 2) { - return do_common_optimization(ir, int_0 != 0, int_1); + return do_common_optimization(ir, int_0 != 0, false, int_1); } else if (strcmp(optimization, "do_algebraic") == 0) { return do_algebraic(ir); } else if (strcmp(optimization, "do_constant_folding") == 0) { @@ -80,7 +80,7 @@ do_optimization(struct exec_list *ir, const char *optimization) } else if (strcmp(optimization, "do_constant_propagation") == 0) { return do_constant_propagation(ir); } else if (strcmp(optimization, "do_dead_code") == 0) { - return do_dead_code(ir); + return do_dead_code(ir, false); } else if (strcmp(optimization, "do_dead_code_local") == 0) { return do_dead_code_local(ir); } else if (strcmp(optimization, "do_dead_code_unlinked") == 0) { |