From 7c0257fcdad00cbb66d1d089715ec0ad684fd4c0 Mon Sep 17 00:00:00 2001 From: gingerBill Date: Thu, 9 Mar 2023 15:39:41 +0000 Subject: Fix value elision on declaration --- src/llvm_backend_opt.cpp | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'src/llvm_backend_opt.cpp') diff --git a/src/llvm_backend_opt.cpp b/src/llvm_backend_opt.cpp index e06042341..61f51b15b 100644 --- a/src/llvm_backend_opt.cpp +++ b/src/llvm_backend_opt.cpp @@ -275,6 +275,9 @@ gb_internal void lb_populate_module_pass_manager(LLVMTargetMachineRef target_mac **************************************************************************/ gb_internal void lb_run_remove_dead_instruction_pass(lbProcedure *p) { + unsigned debug_declare_id = LLVMLookupIntrinsicID("llvm.dbg.declare", 16); + GB_ASSERT(debug_declare_id != 0); + isize removal_count = 0; isize pass_count = 0; isize const max_pass_count = 10; @@ -310,6 +313,8 @@ gb_internal void lb_run_remove_dead_instruction_pass(lbProcedure *p) { // NOTE(bill): Explicit instructions are set here because some instructions could have side effects switch (LLVMGetInstructionOpcode(curr_instr)) { + // case LLVMAlloca: + case LLVMFNeg: case LLVMAdd: case LLVMFAdd: @@ -329,7 +334,6 @@ gb_internal void lb_run_remove_dead_instruction_pass(lbProcedure *p) { case LLVMAnd: case LLVMOr: case LLVMXor: - case LLVMAlloca: case LLVMLoad: case LLVMGetElementPtr: case LLVMTrunc: -- cgit v1.2.3