Vendor import of lld release_70 branch r346007:vendor/lld/lld-release_701-r349250vendor/lld/lld-release_70-r348686vendor/lld/lld-release_70-r348011vendor/lld/lld-release_70-r346007vendor/lld-70

https://llvm.org/svn/llvm-project/lld/branches/release_70@346007

6 files changed, 187 insertions, 0 deletions

diff --git a/test/COFF/arm64-localimport-align.s b/test/COFF/arm64-localimport-align.s
new file mode 100644
index 000000000000..4fbc79ec36d7
--- /dev/null
+++ b/test/COFF/arm64-localimport-align.s
@@ -0,0 +1,24 @@
+// REQUIRES: aarch64
+// RUN: llvm-mc -filetype=obj -triple=aarch64-windows %s -o %t.obj
+// RUN: lld-link -entry:main -subsystem:console %t.obj -out:%t.exe
+// Don't check the output, just make sure it links fine and doesn't
+// error out due to a misaligned load.
+    .text
+    .globl main
+    .globl myfunc
+main:
+    adrp x8, __imp_myfunc
+    ldr  x0, [x8, :lo12:__imp_myfunc]
+    br   x0
+    ret
+myfunc:
+    ret
+
+    .section .rdata, "dr"
+    // Start the .rdata section with a 4 byte chunk, to expose the alignment
+    // of the next chunk in the section.
+mydata:
+    .byte 42
+    // The synthesized LocalImportChunk gets stored here in the .rdata
+    // section, but needs to get proper 8 byte alignment since it is a
+    // pointer, just like regular LookupChunks in the IAT.
diff --git a/test/ELF/linkerscript/memory-include.test b/test/ELF/linkerscript/memory-include.test
new file mode 100644
index 000000000000..340328225bde
--- /dev/null
+++ b/test/ELF/linkerscript/memory-include.test
@@ -0,0 +1,23 @@
+# REQUIRES: x86
+
+# RUN: echo '.section .text,"ax"; .global _start; nop' > %t.s
+# RUN: echo '.section .data,"aw"; .quad 0' >> %t.s
+# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %t.s -o %t.o
+
+# RUN: echo "RAM2 (rwx): ORIGIN = 0x3000, LENGTH = 0x100" > %t.inc
+# RUN: ld.lld -o %t.elf --script %s %t.o -L %T
+# RUN: llvm-objdump -section-headers %t.elf | FileCheck %s
+# CHECK: .data         00000008 0000000000002000 DATA
+# CHECK: .data2        00000008 0000000000003000 DATA
+
+MEMORY {
+  ROM (rwx): ORIGIN = 0x1000, LENGTH = 0x100
+  RAM (rwx): ORIGIN = 0x2000, LENGTH = 0x100
+  INCLUDE "memory-include.test.tmp.inc"
+}
+
+SECTIONS {
+  .text : { *(.text*) } > ROM
+  .data : { *(.data*) } > RAM
+  .data2 : { QUAD(0) } > RAM2
+}
diff --git a/test/ELF/linkerscript/output-section-include.test b/test/ELF/linkerscript/output-section-include.test
new file mode 100644
index 000000000000..b18a7ee037a3
--- /dev/null
+++ b/test/ELF/linkerscript/output-section-include.test
@@ -0,0 +1,30 @@
+# REQUIRES: x86
+
+# RUN: echo '.section .text,"ax"; .global _start; nop' > %t.s
+# RUN: echo '.section .data,"aw"; .quad 0' >> %t.s
+# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %t.s -o %t.o
+
+## Empty include file.
+# RUN: echo "" > %t.inc
+# RUN: ld.lld -o %t.elf --script %s %t.o -L %T
+# RUN: llvm-objdump -section-headers %t.elf | FileCheck %s --check-prefix=CHECK1
+# CHECK1: .data         00000008 0000000000002000 DATA
+
+## Non-empty include file.
+# RUN: echo "QUAD(0)" > %t.inc
+# RUN: ld.lld -o %t.elf --script %s %t.o -L %T
+# RUN: llvm-objdump -section-headers %t.elf | FileCheck %s --check-prefix=CHECK2
+# CHECK2: .data         00000010 0000000000002000 DATA
+
+MEMORY {
+  ROM (rwx): ORIGIN = 0x1000, LENGTH = 0x100
+  RAM (rwx): ORIGIN = 0x2000, LENGTH = 0x100
+}
+
+SECTIONS {
+  .text : { *(.text*) } > ROM
+  .data : {
+    *(.data*)
+    INCLUDE "output-section-include.test.tmp.inc"
+  } > RAM
+}
diff --git a/test/ELF/linkerscript/section-include.test b/test/ELF/linkerscript/section-include.test
new file mode 100644
index 000000000000..9b6dfa0dcc4e
--- /dev/null
+++ b/test/ELF/linkerscript/section-include.test
@@ -0,0 +1,32 @@
+# REQUIRES: x86
+
+# RUN: echo '.section .text,"ax"; .global _start; nop' > %t.s
+# RUN: echo '.section .data,"aw"; .quad 0' >> %t.s
+# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %t.s -o %t.o
+
+## Empty include file.
+# RUN: echo "" > %t.inc
+# RUN: ld.lld -o %t.elf --script %s %t.o -L %T
+# RUN: llvm-objdump -section-headers %t.elf | FileCheck %s --check-prefix=CHECK1
+# CHECK1:      .data         00000008 0000000000002000 DATA
+# CHECK1-NEXT: .data3        00000008 0000000000002008 DATA
+
+## Non-empty include file.
+# RUN: echo ".data2 : { QUAD(0) } > RAM" > %t.inc
+# RUN: ld.lld -o %t.elf --script %s %t.o -L %T
+# RUN: llvm-objdump -section-headers %t.elf | FileCheck %s --check-prefix=CHECK2
+# CHECK2:      .data         00000008 0000000000002000 DATA
+# CHECK2-NEXT: .data2        00000008 0000000000002008 DATA
+# CHECK2-NEXT: .data3        00000008 0000000000002010 DATA
+
+MEMORY {
+  ROM (rwx): ORIGIN = 0x1000, LENGTH = 0x100
+  RAM (rwx): ORIGIN = 0x2000, LENGTH = 0x100
+}
+
+SECTIONS {
+  .text : { *(.text*) } > ROM
+  .data : { *(.data*) } > RAM
+  INCLUDE "section-include.test.tmp.inc"
+  .data3 : { QUAD(0) } > RAM
+}
diff --git a/test/ELF/local-ver-preemptible.s b/test/ELF/local-ver-preemptible.s
new file mode 100644
index 000000000000..b99f700fb2cc
--- /dev/null
+++ b/test/ELF/local-ver-preemptible.s
@@ -0,0 +1,22 @@
+# REQUIRES: x86
+# RUN: echo '.global foo; .type foo, @function; foo:' | \
+# RUN:   llvm-mc -filetype=obj -triple=x86_64-unknown-linux - -o %t.so.o
+# RUN: ld.lld %t.so.o -o %t.so -shared
+
+# RUN: echo "{ global: main; local: *; };" > %t.script
+
+# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t.o
+# RUN: ld.lld %t.o %t.so -o %t -version-script %t.script
+# RUN: llvm-readelf -r --symbols %t | FileCheck %s
+
+# CHECK:      Relocation section '.rela.plt' at offset {{.*}} contains 1 entries:
+# CHECK:        R_X86_64_JUMP_SLOT 0000000000201020 foo + 0
+
+# CHECK:      Symbol table '.dynsym' contains 2 entries:
+# CHECK-NEXT:   Num:    Value          Size Type    Bind   Vis      Ndx Name
+# CHECK-NEXT:     0: 0000000000000000     0 NOTYPE  LOCAL  DEFAULT  UND @
+# CHECK-NEXT:     1: 0000000000201020     0 FUNC    GLOBAL DEFAULT  UND foo@
+
+.globl _start
+_start:
+  movl $foo - ., %eax
diff --git a/test/ELF/relocatable-rel-iplt.s b/test/ELF/relocatable-rel-iplt.s
new file mode 100644
index 000000000000..773a09f52815
--- /dev/null
+++ b/test/ELF/relocatable-rel-iplt.s
@@ -0,0 +1,56 @@
+# REQUIRES: x86
+# RUN: llvm-mc -filetype=obj -triple=i686-- %s -o %t1.o
+# RUN: ld.lld -r %t1.o -o %t2.o
+# RUN: llvm-readobj -t %t2.o | FileCheck %s
+
+// CHECK:      Symbols [
+// CHECK-NEXT:   Symbol {
+// CHECK-NEXT:     Name:  (0)
+// CHECK-NEXT:     Value: 0x0
+// CHECK-NEXT:     Size: 0
+// CHECK-NEXT:     Binding: Local (0x0)
+// CHECK-NEXT:     Type: None (0x0)
+// CHECK-NEXT:     Other: 0
+// CHECK-NEXT:     Section: Undefined (0x0)
+// CHECK-NEXT:   }
+// CHECK-NEXT:   Symbol {
+// CHECK-NEXT:     Name:  (0)
+// CHECK-NEXT:     Value: 0x0
+// CHECK-NEXT:     Size: 0
+// CHECK-NEXT:     Binding: Local (0x0)
+// CHECK-NEXT:     Type: Section (0x3)
+// CHECK-NEXT:     Other: 0
+// CHECK-NEXT:     Section: .text (0x1)
+// CHECK-NEXT:   }
+// CHECK-NEXT:   Symbol {
+// CHECK-NEXT:     Name: __rel_iplt_end (1)
+// CHECK-NEXT:     Value: 0x0
+// CHECK-NEXT:     Size: 0
+// CHECK-NEXT:     Binding: Weak (0x2)
+// CHECK-NEXT:     Type: None (0x0)
+// CHECK-NEXT:     Other [ (0x2)
+// CHECK-NEXT:       STV_HIDDEN (0x2)
+// CHECK-NEXT:     ]
+// CHECK-NEXT:     Section: Undefined (0x0)
+// CHECK-NEXT:   }
+// CHECK-NEXT:   Symbol {
+// CHECK-NEXT:     Name: __rel_iplt_start (16)
+// CHECK-NEXT:     Value: 0x0
+// CHECK-NEXT:     Size: 0
+// CHECK-NEXT:     Binding: Weak (0x2)
+// CHECK-NEXT:     Type: None (0x0)
+// CHECK-NEXT:     Other [ (0x2)
+// CHECK-NEXT:       STV_HIDDEN (0x2)
+// CHECK-NEXT:     ]
+// CHECK-NEXT:     Section: Undefined (0x0)
+// CHECK-NEXT:   }
+// CHECK-NEXT: ]
+
+	movl	__rel_iplt_start, %eax
+	movl	__rel_iplt_end, %eax
+	ret
+
+	.hidden	__rel_iplt_start
+	.hidden	__rel_iplt_end
+	.weak	__rel_iplt_start
+	.weak	__rel_iplt_end