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-rw-r--r--zap/src/strcpy.c71
1 files changed, 0 insertions, 71 deletions
diff --git a/zap/src/strcpy.c b/zap/src/strcpy.c
deleted file mode 100644
index 616af7f..0000000
--- a/zap/src/strcpy.c
+++ /dev/null
@@ -1,71 +0,0 @@
-/*
- Copyright 2022 Gabriel Jensen.
- This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
- If a copy of the MPL was not distributed with this file, You can obtain one at https://mozilla.org/MPL/2.0/.
-*/
-
-#include <zap/priv.h>
-
-#include <zap/mem.h>
-
-#include <stddef.h>
-
-#if zap_priv_fastimpl
-__asm__ (
- ".globl zap_strcpy\n"
-
- "zap_strcpy:\n"
- /*
- char const * in
- char const * out
- */
-#if defined(sus_arch_amd64)
- /* rax: Address of the current input character. */
- "movq %rdi,%rax\n"
- /* rsi: Address of the current output character. */
- "movq %rsi,%rsi\n"
- /* rdx: Current character. */
- ".loop:\n"
- "movb (%rax),%dl\n" /* Move current the character into a register... */
- "movb %dl,(%rsi)\n" /* ... and then back into memory. */
- "testb %dl,%dl\n" /* Check if we have reached the null-terminator... */
- "jz .done\n" /* ... and if so, we are finished copying. */
- "incq %rax\n" /* Increment the positions. */
- "incq %rsi\n"
- "jmp .loop\n" /* Restart the loop. */
- ".done:\n"
- "subq %rdi,%rax\n" /* Get the length of the string we copyied. */
- "decq %rdi\n" /* We do not count the null-terminator in the string length. */
- "ret\n"
-#elif defined(sus_arch_ia32)
- /* eax: Address of the current input character. */
- "movl 0x4(%esp),%eax\n"
- /* ecx: Address of the current output character. */
- "movl 0x8(%esp),%ecx\n"
- /* edx: Current character. */
- ".loop:\n"
- "movb (%eax),%dl\n" /* Move current the character into a register... */
- "movb %dl,(%ecx)\n" /* ... and then back into memory. */
- "testb %dl,%dl\n" /* Check if we have reached the null-terminator... */
- "jz .done\n" /* ... and if so, we are finished copying. */
- "incl %eax\n" /* Increment the positions. */
- "incl %ecx\n"
- "jmp .loop\n" /* Restart the loop. */
- ".done:\n"
- "subl 0x4(%esp),%eax\n" /* Get the length of the string we copyied. */
- "decl %ecx \n" /* We do not count the null-terminator in the string length. */
- "ret\n"
-#endif
-);
-#else
-size_t zap_strcpy(char const * const _in,char * const _out) {
- char const * inpos = _in;
- char * outpos = _out;
- for (;;++inpos,++outpos) {
- char const chr = *inpos;
- *outpos = chr;
- if (chr == '\x0') {return inpos - _in;}
- }
- sus_unreach();
-}
-#endif