[PATCH] D23994: AMDGPU/R600: Fix fixups used for constant arrays

[Matt Arsenault via llvm-commits]

arsenm created this revision.
arsenm added reviewers: tstellarAMD, jvesely.
arsenm added a subscriber: llvm-commits.
Herald added subscribers: kzhuravl, arsenm.

Fixes bug 29289

https://reviews.llvm.org/D23994

Files:
  lib/Target/AMDGPU/MCTargetDesc/AMDGPUAsmBackend.cpp
  test/CodeGen/AMDGPU/r600-constant-array-fixup.ll

Index: test/CodeGen/AMDGPU/r600-constant-array-fixup.ll
===================================================================
--- /dev/null
+++ test/CodeGen/AMDGPU/r600-constant-array-fixup.ll
@@ -0,0 +1,29 @@
+; RUN: llc -filetype=obj -march=r600 -mcpu=cypress -verify-machineinstrs < %s | llvm-readobj -relocations -symbols | FileCheck %s
+
+ at arr = internal unnamed_addr addrspace(2) constant [4 x i32] [i32 4, i32 5, i32 6, i32 7], align 4
+
+; CHECK: Relocations [
+; CHECK: Section (3) .rel.text {
+; CHECK: 0x58 R_AMDGPU_ABS32 .text 0x0
+; CHECK: }
+; CHECK: ]
+
+; CHECK: Symbol {
+; CHECK: Name: arr (11)
+; CHECK: Value: 0x70
+; CHECK: Size: 16
+; CHECK: Binding: Local (0x0)
+; CHECK: Type: Object (0x1)
+; CHECK: Other: 0
+; CHECK: Section: .text (0x2)
+; CHECK: }
+define amdgpu_kernel void @test_constant_array_fixup(i32 addrspace(1)* nocapture %out, i32 %idx) #0 {
+entry:
+  %arrayidx = getelementptr inbounds [4 x i32], [4 x i32] addrspace(2)* @arr, i32 0, i32 %idx
+  %val = load i32, i32 addrspace(2)* %arrayidx
+  store i32 %val, i32 addrspace(1)* %out, align 4
+  ret void
+}
+
+attributes #0 = { nounwind }
+
Index: lib/Target/AMDGPU/MCTargetDesc/AMDGPUAsmBackend.cpp
===================================================================
--- lib/Target/AMDGPU/MCTargetDesc/AMDGPUAsmBackend.cpp
+++ lib/Target/AMDGPU/MCTargetDesc/AMDGPUAsmBackend.cpp
@@ -120,6 +120,7 @@
   case FK_Data_4:
   case FK_Data_8:
   case FK_PCRel_4:
+  case FK_SecRel_4:
     return Value;
   default:
     llvm_unreachable("unhandled fixup kind");


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