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-rw-r--r--test/elf/Mips/rel-pc18-s3.test54
1 files changed, 54 insertions, 0 deletions
diff --git a/test/elf/Mips/rel-pc18-s3.test b/test/elf/Mips/rel-pc18-s3.test
new file mode 100644
index 0000000000000..5d5d5c7ce658e
--- /dev/null
+++ b/test/elf/Mips/rel-pc18-s3.test
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+# Check handling of R_MIPS_PC18_S3 relocation.
+
+# RUN: yaml2obj -format=elf %s > %t.o
+# RUN: lld -flavor gnu -target mipsel -e T0 -o %t.exe %t.o
+# RUN: llvm-objdump -s -t %t.exe | FileCheck %s
+
+# CHECK: Contents of section .text:
+# CHECK-NEXT: 400110 00000000 01000000 00000000 00000000
+# ^ V
+# A = -1 << 3 = -8 =>
+# V = (T1 - 8 - (T0|7)^7) >> 3 =>
+# V => 8 >> 3 = 1
+
+# CHECK: SYMBOL TABLE:
+# CHECK: 00400110 g F .text 00000010 T0
+# CHECK: 00400120 g F .text 00000004 T1
+
+FileHeader:
+ Class: ELFCLASS32
+ Data: ELFDATA2LSB
+ Type: ET_REL
+ Machine: EM_MIPS
+ Flags: [EF_MIPS_CPIC, EF_MIPS_ABI_O32, EF_MIPS_ARCH_32R6]
+
+Sections:
+- Name: .text
+ Type: SHT_PROGBITS
+ Content: "00000000ffff0300000000000000000000000000"
+# ^ T1
+# ^ T0 ^ A := 0x3ffff == -1
+ AddressAlign: 16
+ Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
+
+- Name: .rel.text
+ Type: SHT_REL
+ Info: .text
+ AddressAlign: 4
+ Relocations:
+ - Offset: 4
+ Symbol: T1
+ Type: R_MIPS_PC18_S3
+
+Symbols:
+ Global:
+ - Name: T0
+ Section: .text
+ Type: STT_FUNC
+ Value: 0
+ Size: 16
+ - Name: T1
+ Section: .text
+ Type: STT_FUNC
+ Value: 16
+ Size: 4