meson: Add support for read-only text segment on x86
Port of 6dfc5e28f7d0 (configure.ac: Add support to enable read-only text
segment on x86.) to Meson.
Reviewed-by: Dylan Baker <dylan@pnwbakers.com>
diff --git a/meson.build b/meson.build
index e6e2167..636d0f9 100644
--- a/meson.build
+++ b/meson.build
@@ -50,6 +50,7 @@
with_valgrind = get_option('valgrind')
with_libunwind = get_option('libunwind')
with_asm = get_option('asm')
+with_glx_read_only_text = get_option('glx-read-only-text')
with_osmesa = get_option('osmesa')
with_swr_arches = get_option('swr-arches')
with_tools = get_option('tools')
@@ -874,6 +875,10 @@
with_asm_arch = 'x86'
pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
'-DUSE_SSE_ASM']
+
+ if with_glx_read_only_text
+ pre_args += ['-DGLX_X86_READONLY_TEXT']
+ endif
endif
elif host_machine.cpu_family() == 'x86_64'
if system_has_kms_drm
diff --git a/meson_options.txt b/meson_options.txt
index 2c1f514..28e9250 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -225,6 +225,12 @@
description : 'Build assembly code if possible'
)
option(
+ 'glx-read-only-text',
+ type : 'boolean',
+ value : false,
+ description : 'Disable writable .text section on x86 (decreases performance)'
+)
+option(
'llvm',
type : 'combo',
value : 'auto',