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Minor change (in preparation for something else) to opt passes

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gingerBill
2021-05-11 12:00:55 +01:00
parent f31b09212a
commit 8ff80dec58
2 changed files with 35 additions and 13 deletions
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src/llvm_backend.cpp
+8 -8
View File
@@ -14019,7 +14019,7 @@ struct lbGlobalVariable {
lbProcedure *lb_create_startup_type_info(lbModule *m) { lbProcedure *lb_create_startup_type_info(lbModule *m) {
LLVMPassManagerRef default_function_pass_manager = LLVMCreateFunctionPassManagerForModule(m->mod); LLVMPassManagerRef default_function_pass_manager = LLVMCreateFunctionPassManagerForModule(m->mod);
lb_populate_function_pass_manager(default_function_pass_manager, false, build_context.optimization_level); lb_populate_function_pass_manager(m, default_function_pass_manager, false, build_context.optimization_level);
LLVMFinalizeFunctionPassManager(default_function_pass_manager); LLVMFinalizeFunctionPassManager(default_function_pass_manager);
Type *params = alloc_type_tuple(); Type *params = alloc_type_tuple();
@@ -14050,7 +14050,7 @@ lbProcedure *lb_create_startup_type_info(lbModule *m) {
lbProcedure *lb_create_startup_runtime(lbModule *main_module, lbProcedure *startup_type_info, Array<lbGlobalVariable> &global_variables) { // Startup Runtime lbProcedure *lb_create_startup_runtime(lbModule *main_module, lbProcedure *startup_type_info, Array<lbGlobalVariable> &global_variables) { // Startup Runtime
LLVMPassManagerRef default_function_pass_manager = LLVMCreateFunctionPassManagerForModule(main_module->mod); LLVMPassManagerRef default_function_pass_manager = LLVMCreateFunctionPassManagerForModule(main_module->mod);
lb_populate_function_pass_manager(default_function_pass_manager, false, build_context.optimization_level); lb_populate_function_pass_manager(main_module, default_function_pass_manager, false, build_context.optimization_level);
LLVMFinalizeFunctionPassManager(default_function_pass_manager); LLVMFinalizeFunctionPassManager(default_function_pass_manager);
Type *params = alloc_type_tuple(); Type *params = alloc_type_tuple();
@@ -14140,7 +14140,7 @@ lbProcedure *lb_create_startup_runtime(lbModule *main_module, lbProcedure *start
lbProcedure *lb_create_main_procedure(lbModule *m, lbProcedure *startup_runtime) { lbProcedure *lb_create_main_procedure(lbModule *m, lbProcedure *startup_runtime) {
LLVMPassManagerRef default_function_pass_manager = LLVMCreateFunctionPassManagerForModule(m->mod); LLVMPassManagerRef default_function_pass_manager = LLVMCreateFunctionPassManagerForModule(m->mod);
lb_populate_function_pass_manager(default_function_pass_manager, false, build_context.optimization_level); lb_populate_function_pass_manager(m, default_function_pass_manager, false, build_context.optimization_level);
LLVMFinalizeFunctionPassManager(default_function_pass_manager); LLVMFinalizeFunctionPassManager(default_function_pass_manager);
Type *params = alloc_type_tuple(); Type *params = alloc_type_tuple();
@@ -14351,10 +14351,10 @@ WORKER_TASK_PROC(lb_llvm_function_pass_worker_proc) {
LLVMInitializeFunctionPassManager(function_pass_manager_size); LLVMInitializeFunctionPassManager(function_pass_manager_size);
LLVMInitializeFunctionPassManager(function_pass_manager_speed); LLVMInitializeFunctionPassManager(function_pass_manager_speed);
lb_populate_function_pass_manager(default_function_pass_manager, false, build_context.optimization_level); lb_populate_function_pass_manager(m, default_function_pass_manager, false, build_context.optimization_level);
lb_populate_function_pass_manager_specific(function_pass_manager_minimal, 0); lb_populate_function_pass_manager_specific(m, function_pass_manager_minimal, 0);
lb_populate_function_pass_manager_specific(function_pass_manager_size, 1); lb_populate_function_pass_manager_specific(m, function_pass_manager_size, 1);
lb_populate_function_pass_manager_specific(function_pass_manager_speed, 2); lb_populate_function_pass_manager_specific(m, function_pass_manager_speed, 2);
LLVMFinalizeFunctionPassManager(default_function_pass_manager); LLVMFinalizeFunctionPassManager(default_function_pass_manager);
LLVMFinalizeFunctionPassManager(function_pass_manager_minimal); LLVMFinalizeFunctionPassManager(function_pass_manager_minimal);
@@ -14364,7 +14364,7 @@ WORKER_TASK_PROC(lb_llvm_function_pass_worker_proc) {
LLVMPassManagerRef default_function_pass_manager_without_memcpy = LLVMCreateFunctionPassManagerForModule(m->mod); LLVMPassManagerRef default_function_pass_manager_without_memcpy = LLVMCreateFunctionPassManagerForModule(m->mod);
LLVMInitializeFunctionPassManager(default_function_pass_manager_without_memcpy); LLVMInitializeFunctionPassManager(default_function_pass_manager_without_memcpy);
lb_populate_function_pass_manager(default_function_pass_manager_without_memcpy, true, build_context.optimization_level); lb_populate_function_pass_manager(m, default_function_pass_manager_without_memcpy, true, build_context.optimization_level);
LLVMFinalizeFunctionPassManager(default_function_pass_manager_without_memcpy); LLVMFinalizeFunctionPassManager(default_function_pass_manager_without_memcpy);
src/llvm_backend_opt.cpp
+27 -5
View File
@@ -1,7 +1,25 @@
void lb_populate_function_pass_manager(LLVMPassManagerRef fpm, bool ignore_memcpy_pass, i32 optimization_level); void lb_populate_function_pass_manager(lbModule *m, LLVMPassManagerRef fpm, bool ignore_memcpy_pass, i32 optimization_level);
void lb_add_function_simplifcation_passes(LLVMPassManagerRef mpm, i32 optimization_level); void lb_add_function_simplifcation_passes(LLVMPassManagerRef mpm, i32 optimization_level);
void lb_populate_module_pass_manager(LLVMTargetMachineRef target_machine, LLVMPassManagerRef mpm, i32 optimization_level); void lb_populate_module_pass_manager(LLVMTargetMachineRef target_machine, LLVMPassManagerRef mpm, i32 optimization_level);
void lb_populate_function_pass_manager_specific(LLVMPassManagerRef fpm, i32 optimization_level); void lb_populate_function_pass_manager_specific(lbModule *m, LLVMPassManagerRef fpm, i32 optimization_level);
LLVMBool lb_must_preserve_predicate_callback(LLVMValueRef value, void *user_data) {
lbModule *m = cast(lbModule *)user_data;
if (m == nullptr) {
return false;
}
if (value == nullptr) {
return false;
}
return LLVMIsAAllocaInst(value) != nullptr;
}
void lb_add_must_preserve_predicate_pass(lbModule *m, LLVMPassManagerRef fpm, i32 optimization_level) {
if (false && optimization_level == 0 && m->debug_builder) {
LLVMAddInternalizePassWithMustPreservePredicate(fpm, m, lb_must_preserve_predicate_callback);
}
}
void lb_basic_populate_function_pass_manager(LLVMPassManagerRef fpm) { void lb_basic_populate_function_pass_manager(LLVMPassManagerRef fpm) {
LLVMAddPromoteMemoryToRegisterPass(fpm); LLVMAddPromoteMemoryToRegisterPass(fpm);
@@ -15,11 +33,13 @@ void lb_basic_populate_function_pass_manager(LLVMPassManagerRef fpm) {
LLVMAddCFGSimplificationPass(fpm); LLVMAddCFGSimplificationPass(fpm);
} }
void lb_populate_function_pass_manager(LLVMPassManagerRef fpm, bool ignore_memcpy_pass, i32 optimization_level) { void lb_populate_function_pass_manager(lbModule *m, LLVMPassManagerRef fpm, bool ignore_memcpy_pass, i32 optimization_level) {
// NOTE(bill): Treat -opt:3 as if it was -opt:2 // NOTE(bill): Treat -opt:3 as if it was -opt:2
// TODO(bill): Determine which opt definitions should exist in the first place // TODO(bill): Determine which opt definitions should exist in the first place
optimization_level = gb_clamp(optimization_level, 0, 2); optimization_level = gb_clamp(optimization_level, 0, 2);
lb_add_must_preserve_predicate_pass(m, fpm, optimization_level);
if (ignore_memcpy_pass) { if (ignore_memcpy_pass) {
lb_basic_populate_function_pass_manager(fpm); lb_basic_populate_function_pass_manager(fpm);
return; return;
@@ -57,11 +77,13 @@ void lb_populate_function_pass_manager(LLVMPassManagerRef fpm, bool ignore_memcp
#endif #endif
} }
void lb_populate_function_pass_manager_specific(LLVMPassManagerRef fpm, i32 optimization_level) { void lb_populate_function_pass_manager_specific(lbModule *m, LLVMPassManagerRef fpm, i32 optimization_level) {
// NOTE(bill): Treat -opt:3 as if it was -opt:2 // NOTE(bill): Treat -opt:3 as if it was -opt:2
// TODO(bill): Determine which opt definitions should exist in the first place // TODO(bill): Determine which opt definitions should exist in the first place
optimization_level = gb_clamp(optimization_level, 0, 2); optimization_level = gb_clamp(optimization_level, 0, 2);
lb_add_must_preserve_predicate_pass(m, fpm, optimization_level);
if (optimization_level == 0) { if (optimization_level == 0) {
LLVMAddMemCpyOptPass(fpm); LLVMAddMemCpyOptPass(fpm);
lb_basic_populate_function_pass_manager(fpm); lb_basic_populate_function_pass_manager(fpm);
@@ -194,7 +216,7 @@ void lb_populate_module_pass_manager(LLVMTargetMachineRef target_machine, LLVMPa
LLVMAddGlobalDCEPass(mpm); LLVMAddGlobalDCEPass(mpm);
LLVMAddGlobalOptimizerPass(mpm); LLVMAddGlobalOptimizerPass(mpm);
// LLVMAddLowerConstantIntrinsicsPass(mpm); LLVMAddLowerConstantIntrinsicsPass(mpm);
LLVMAddLoopRotatePass(mpm); LLVMAddLoopRotatePass(mpm);