[ELF][HEXAGON] Let input determine e_flag.
Differential Revision: https://reviews.llvm.org/D53204
git-svn-id: https://llvm.org/svn/llvm-project/lld/trunk@344518 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/ELF/Arch/Hexagon.cpp b/ELF/Arch/Hexagon.cpp
index 19bfa3e..b4d33be 100644
--- a/ELF/Arch/Hexagon.cpp
+++ b/ELF/Arch/Hexagon.cpp
@@ -55,8 +55,19 @@
NoneRel = R_HEX_NONE;
}
-// Support V60 only at the moment.
-uint32_t Hexagon::calcEFlags() const { return 0x60; }
+uint32_t Hexagon::calcEFlags() const {
+ assert(!ObjectFiles.empty());
+
+ // The architecture revision must always be equal to or greater than
+ // greatest revision in the list of inputs.
+ uint32_t Ret = 0;
+ for (InputFile *F : ObjectFiles) {
+ uint32_t EFlags = cast<ObjFile<ELF32LE>>(F)->getObj().getHeader()->e_flags;
+ if (EFlags > Ret)
+ Ret = EFlags;
+ }
+ return Ret;
+}
static uint32_t applyMask(uint32_t Mask, uint32_t Data) {
uint32_t Result = 0;
diff --git a/test/ELF/hexagon-eflag.s b/test/ELF/hexagon-eflag.s
new file mode 100644
index 0000000..01cb5e5
--- /dev/null
+++ b/test/ELF/hexagon-eflag.s
@@ -0,0 +1,7 @@
+# REQUIRES: hexagon
+# RUN: llvm-mc -filetype=obj -mv62 -triple=hexagon-unknown-elf %s -o %t
+# RUN: llvm-mc -filetype=obj -mv60 -triple=hexagon-unknown-elf %S/Inputs/hexagon.s -o %t2
+# RUN: ld.lld %t2 %t -o %t3
+# RUN: llvm-readelf -h %t3 | FileCheck %s
+# Verify that the largest arch in the input list is selected.
+# CHECK: Flags: 0x62