[PATCH] D89042: LLD/AMDGPU: Infer os abi based on input llvm bitcode
Konstantin Zhuravlyov via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Oct 8 06:31:48 PDT 2020
kzhuravl created this revision.
kzhuravl added reviewers: arsenm, ruiu, t-tye.
Herald added subscribers: dexonsmith, steven_wu, hiraditya, arichardson, tpr, dstuttard, yaxunl, jvesely, emaste.
Herald added a reviewer: espindola.
Herald added a reviewer: MaskRay.
kzhuravl requested review of this revision.
Herald added a subscriber: wdng.
https://reviews.llvm.org/D89042
Files:
lld/ELF/InputFiles.cpp
lld/test/ELF/lto/amdgcn-amdhsa.ll
lld/test/ELF/lto/amdgcn-amdpal.ll
lld/test/ELF/lto/amdgcn-mesa3d.ll
Index: lld/test/ELF/lto/amdgcn-mesa3d.ll
===================================================================
--- /dev/null
+++ lld/test/ELF/lto/amdgcn-mesa3d.ll
@@ -0,0 +1,14 @@
+; REQUIRES: amdgpu
+; RUN: llvm-as %s -o %t.o
+; RUN: ld.lld %t.o -o %t
+; RUN: llvm-readobj --file-headers %t | FileCheck %s
+
+; CHECK: OS/ABI: AMDGPU_MESA3D (0x42)
+; CHECK: ABIVersion: 0
+
+target triple = "amdgcn-amd-mesa3d"
+target datalayout = "e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5"
+
+define void @_start() {
+ ret void
+}
Index: lld/test/ELF/lto/amdgcn-amdpal.ll
===================================================================
--- /dev/null
+++ lld/test/ELF/lto/amdgcn-amdpal.ll
@@ -0,0 +1,14 @@
+; REQUIRES: amdgpu
+; RUN: llvm-as %s -o %t.o
+; RUN: ld.lld %t.o -o %t
+; RUN: llvm-readobj --file-headers %t | FileCheck %s
+
+; CHECK: OS/ABI: AMDGPU_PAL (0x41)
+; CHECK: ABIVersion: 0
+
+target triple = "amdgcn-amd-amdpal"
+target datalayout = "e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5"
+
+define void @_start() {
+ ret void
+}
Index: lld/test/ELF/lto/amdgcn-amdhsa.ll
===================================================================
--- /dev/null
+++ lld/test/ELF/lto/amdgcn-amdhsa.ll
@@ -0,0 +1,14 @@
+; REQUIRES: amdgpu
+; RUN: llvm-as %s -o %t.o
+; RUN: ld.lld %t.o -o %t
+; RUN: llvm-readobj --file-headers %t | FileCheck %s
+
+; CHECK: OS/ABI: AMDGPU_HSA (0x40)
+; CHECK: ABIVersion: 0
+
+target triple = "amdgcn-amd-amdhsa"
+target datalayout = "e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5"
+
+define void @_start() {
+ ret void
+}
Index: lld/ELF/InputFiles.cpp
===================================================================
--- lld/ELF/InputFiles.cpp
+++ lld/ELF/InputFiles.cpp
@@ -1555,6 +1555,19 @@
}
}
+static uint8_t getOsAbi(const Triple &t) {
+ switch (t.getOS()) {
+ case Triple::AMDHSA:
+ return ELF::ELFOSABI_AMDGPU_HSA;
+ case Triple::AMDPAL:
+ return ELF::ELFOSABI_AMDGPU_PAL;
+ case Triple::Mesa3D:
+ return ELF::ELFOSABI_AMDGPU_MESA3D;
+ default:
+ return ELF::ELFOSABI_NONE;
+ }
+}
+
BitcodeFile::BitcodeFile(MemoryBufferRef mb, StringRef archiveName,
uint64_t offsetInArchive)
: InputFile(BitcodeKind, mb) {
@@ -1582,6 +1595,7 @@
Triple t(obj->getTargetTriple());
ekind = getBitcodeELFKind(t);
emachine = getBitcodeMachineKind(mb.getBufferIdentifier(), t);
+ osabi = getOsAbi(t);
}
static uint8_t mapVisibility(GlobalValue::VisibilityTypes gvVisibility) {
-------------- next part --------------
A non-text attachment was scrubbed...
Name: D89042.296949.patch
Type: text/x-patch
Size: 2841 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20201008/09491860/attachment.bin>
More information about the llvm-commits
mailing list