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counter_delimiters bitcode function for Str.split

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This commit is contained in:
Chad Stearns 2020-10-06 02:51:43 -04:00
parent d5dd03313a
commit ee7a3e375c
6 changed files with 74 additions and 19 deletions
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21
compiler/gen/src/llvm/build_str.rs
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@ -1,5 +1,5 @@
use crate::llvm::build::{
load_symbol, load_symbol_and_layout, ptr_from_symbol, Env, InPlace, Scope,
call_bitcode_fn, load_symbol, load_symbol_and_layout, ptr_from_symbol, Env, InPlace, Scope,
};
use crate::llvm::build_list::{
allocate_list, build_basic_phi2, empty_list, incrementing_elem_loop, list_single,
@ -49,20 +49,11 @@ pub fn str_split<'a, 'ctx, 'env>(
builder.build_store(ret_list_len_alloca, ctx.i64_type().const_zero());
let delimiter_is_longer_comparison = env.builder.build_int_compare(
IntPredicate::UGT,
delimiter_len,
str_len,
"delimiter_is_longer_than_input_str",
);
let if_delimiter_is_longer = || {
let (str, str_layout) = load_symbol_and_layout(env, scope, &str_symbol);
list_single(env, inplace, str, str_layout)
};
let if_delimiter_is_shorter = || empty_list(env);
let str: BasicValueEnum<'ctx> = panic!("Get str basic value enum");
let delimiter: BasicValueEnum<'ctx> = panic!("Get delimiter basic value enum");
git
let delimiter_count =
call_bitcode_fn(env, &[str, delimiter], "count_delimiters_");
build_basic_phi2(
env,