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ELF linker: support common-page-size and max-page-size lld opts

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These linker flags are required to build static ELF binaries that
can run under the Blink emulator:

https://github.com/jart/blink/issues/14
This commit is contained in:
Frank Denis
2023-01-05 21:21:29 +01:00
committed by Andrew Kelley
parent c28c38d1e5
commit 6ad92108e2
5 changed files with 46 additions and 0 deletions
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6
src/Compilation.zig
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@@ -979,6 +979,8 @@ pub const InitOptions = struct {
linker_z_now: bool = true,
linker_z_relro: bool = true,
linker_z_nocopyreloc: bool = false,
linker_z_common_page_size: ?u64 = null,
linker_z_max_page_size: ?u64 = null,
linker_tsaware: bool = false,
linker_nxcompat: bool = false,
linker_dynamicbase: bool = false,
@@ -1842,6 +1844,8 @@ pub fn create(gpa: Allocator, options: InitOptions) !*Compilation {
.z_nocopyreloc = options.linker_z_nocopyreloc,
.z_now = options.linker_z_now,
.z_relro = options.linker_z_relro,
.z_common_page_size = options.linker_z_common_page_size,
.z_max_page_size = options.linker_z_max_page_size,
.tsaware = options.linker_tsaware,
.nxcompat = options.linker_nxcompat,
.dynamicbase = options.linker_dynamicbase,
@@ -2637,6 +2641,8 @@ fn addNonIncrementalStuffToCacheManifest(comp: *Compilation, man: *Cache.Manifes
man.hash.add(comp.bin_file.options.z_nocopyreloc);
man.hash.add(comp.bin_file.options.z_now);
man.hash.add(comp.bin_file.options.z_relro);
man.hash.add(comp.bin_file.options.z_common_page_size orelse 0);
man.hash.add(comp.bin_file.options.z_max_page_size orelse 0);
man.hash.add(comp.bin_file.options.hash_style);
man.hash.add(comp.bin_file.options.compress_debug_sections);
man.hash.add(comp.bin_file.options.include_compiler_rt);