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IR: compile time function evaluation

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This commit is contained in:
Andrew Kelley
2016-12-04 23:52:43 -05:00
parent 9f23475b17
commit 25a89e7a36
6 changed files with 156 additions and 82 deletions
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3
src/codegen.cpp
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@@ -1758,7 +1758,7 @@ static LLVMValueRef ir_render_phi(CodeGen *g, IrExecutable *executable, IrInstru
LLVMBasicBlockRef *incoming_blocks = allocate<LLVMBasicBlockRef>(instruction->incoming_count);
for (size_t i = 0; i < instruction->incoming_count; i += 1) {
incoming_values[i] = ir_llvm_value(g, instruction->incoming_values[i]);
incoming_blocks[i] = instruction->incoming_blocks[i]->llvm_block;
incoming_blocks[i] = instruction->incoming_blocks[i]->llvm_exit_block;
}
LLVMAddIncoming(phi, incoming_values, incoming_blocks, instruction->incoming_count);
return phi;
@@ -1877,6 +1877,7 @@ static void ir_render(CodeGen *g, FnTableEntry *fn_entry) {
continue;
instruction->llvm_value = ir_render_instruction(g, executable, instruction);
}
current_block->llvm_exit_block = LLVMGetInsertBlock(g->builder);
}
}