[libc-commits] [libc] [libc] Enable bare-metal hermetic tests on Arm (PR #207361)

[Volodymyr Turanskyy via libc-commits]

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@@ -0,0 +1,154 @@
+/*===----------------------------------------------------------------------===*
+ *
+ * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+ * See https://llvm.org/LICENSE.txt for license information.
+ * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+ *
+ *===----------------------------------------------------------------------===*
+ *
+ * \file
+ * Bare-metal LLVM libc test linker script.
+ *
+ *===----------------------------------------------------------------------===*/
+
+ASSERT(DEFINED(__boot_flash), "__boot_flash must be defined");
+ASSERT(DEFINED(__boot_flash_size), "__boot_flash_size must be defined");
+ASSERT(DEFINED(__flash), "__flash must be defined");
+ASSERT(DEFINED(__flash_size), "__flash_size must be defined");
+ASSERT(DEFINED(__ram), "__ram must be defined");
+ASSERT(DEFINED(__ram_size), "__ram_size must be defined");
+
+MEMORY {
+  boot_flash (rx) : ORIGIN = __boot_flash, LENGTH = __boot_flash_size
+  flash      (rx) : ORIGIN = __flash,      LENGTH = __flash_size
+  ram       (rwx) : ORIGIN = __ram,        LENGTH = __ram_size
+}
+
+SECTIONS {
+  PROVIDE(__stack = ORIGIN(ram) + LENGTH(ram));
+
+  .boot_flash : {
+    KEEP(*(.text.init.enter))
+    KEEP(*(.vectors))
+    KEEP(*(.vectors.*))
+    KEEP(*(.data.init.enter))
+  } > boot_flash
+
+  .text : ALIGN(8) {
+    KEEP(*(.text.startup .text.startup.*))
+    *(.text .text.* .gnu.linkonce.t.*)
+  } > flash
+
+  .preinit_array : ALIGN(8) {
+    KEEP(*(.preinit_array))
+    KEEP(*(.preinit_array.*))
+  } > flash
+
+  .init_array : ALIGN(8) {
+    KEEP(*(SORT_BY_INIT_PRIORITY(.init_array.*)))
+    KEEP(*(.init_array))
+  } > flash
+
+  .fini_array : ALIGN(8) {
+    KEEP(*(SORT_BY_INIT_PRIORITY(.fini_array.*)))
+    KEEP(*(.fini_array))
+  } > flash
+
+  .rodata : ALIGN(8) {
+    *(.rodata .rodata.* .gnu.linkonce.r.*)
+    *(.srodata .srodata.*)
+    *(.rdata)
+  } > flash
+
+  .eh_frame_hdr : ALIGN(4) {
+    *(.eh_frame_hdr)
+    *(.eh_frame_entry .eh_frame_entry.*)
+  } > flash
+
+  .eh_frame : ALIGN(4) {
+    KEEP(*(.eh_frame))
+    KEEP(*(.eh_frame.*))
+  } > flash
+
+  .ARM.extab : ALIGN(4) {
+    *(.ARM.extab* .gnu.linkonce.armextab.*)
+  } > flash
+
+  .ARM.exidx : ALIGN(4) {
+    PROVIDE(__exidx_start = .);
+    *(.ARM.exidx* .gnu.linkonce.armexidx.*)
+    PROVIDE(__exidx_end = .);
+  } > flash
+
+  .data : ALIGN(8) {
+    PROVIDE(__data_start = .);
+    *(.data .data.* .gnu.linkonce.d.*)
+    *(.sdata .sdata.* .gnu.linkonce.s.*)
+    . = ALIGN(8);
+  } > ram AT> flash
+  PROVIDE(__data_source = LOADADDR(.data));
+
+  .tdata : ALIGN(8) {
+    PROVIDE(__tdata_start = .);
+    *(.tdata .tdata.* .gnu.linkonce.td.*)
+    . = ALIGN(8);
+    PROVIDE(__tdata_end = .);
+  } > ram AT> flash
+  PROVIDE(__tdata_source = LOADADDR(.tdata));
+  PROVIDE(__data_end = __tdata_end);
+  PROVIDE(__tdata_source_end = LOADADDR(.tdata) + SIZEOF(.tdata));
+  PROVIDE(__data_source_end =
+              SIZEOF(.tdata) ? __tdata_source_end : LOADADDR(.data) + SIZEOF(.data));
+  PROVIDE(__edata = __data_end);
+  PROVIDE(_edata = __data_end);
+  PROVIDE(edata = __data_end);
----------------
voltur01 wrote:

Removed.

https://github.com/llvm/llvm-project/pull/207361