ref: 28cea7b851f71fe07e4491dc8ec6eeee2e1c8011
parent: 83eef0360e0c66ff50d2874e1829470101e2afab
author: Mura Li <mura_li@castech.com.tw>
date: Tue Nov 28 12:54:06 EST 2017
Generate per-function ELF sections to enable --gc-sections Use diffirent directive syntax for ELF and Mach-O respectively
--- a/6/gengas.c
+++ b/6/gengas.c
@@ -244,6 +244,17 @@
{
size_t i, j;
+ switch (asmsyntax) {
+ case Gnugaself:
+ fprintf(fd, ".section .text.%s,\"ax\",@progbits\n", fn->name);
+ fprintf(fd, ".type %s, @function\n", fn->name);
+ break;
+ case Gnugasmacho:
+ fprintf(fd, ".section __TEXT,__text,regular\n");
+ break;
+ default:
+ die("unknown target"); break;
+ }
if (fn->isexport)
fprintf(fd, ".globl %s\n", fn->name);
fprintf(fd, "%s:\n", fn->name);