Llvm jitlink: Check for 4-byte memory content in case of overflow

llvm/test/ExecutionEngine/JITLink/systemz/ELF_systemz_reloc_got.s

@@ -213,14 +213,16 @@ test_gotplt64_bar:
         .size test_gotplt64_bar, .-test_gotplt64_bar
 
         .globl test_gotpc_foo
-# jitlink-check: *{4}test_gotpc_foo = _GLOBAL_OFFSET_TABLE_ - test_gotpc_foo
+# jitlink-check: *{4}test_gotpc_foo = (_GLOBAL_OFFSET_TABLE_ - test_gotpc_foo) \
+# jitlink-check:    & 0xffffffff
 test_gotpc_foo:
         .reloc ., R_390_GOTPC, foo
         .space 4 
         .size test_gotpc_foo, .-test_gotpc_foo
 
         .globl test_gotpc_bar
-# jitlink-check: *{4}test_gotpc_bar = _GLOBAL_OFFSET_TABLE_ - test_gotpc_bar
+# jitlink-check: *{4}test_gotpc_bar = (_GLOBAL_OFFSET_TABLE_ - test_gotpc_bar) \
+# jitlink-check:    & 0xffffffff
 test_gotpc_bar:
         .reloc ., R_390_GOTPC, bar 
         .space 4

llvm/test/ExecutionEngine/JITLink/systemz/ELF_systemz_reloc_pcdbl.s

@@ -1,31 +1,31 @@
 # REQUIRES: system-linux
 # RUN: llvm-mc -triple=systemz-unknown-linux -mcpu=z16 -position-independent \
 # RUN:         -defsym OFF12=0xffe -defsym OFF16=4 -defsym OFF24=6 \
-# RUN:         -defsym OFF32=6 -filetype=obj -o %t.o %s
+# RUN:         -filetype=obj -o %t.o %s
 #
 # RUN: llvm-jitlink -noexec -abs OFF12=0xffe -abs OFF16=4 -abs OFF24=6 \
-# RUN:                      -abs OFF32=6 -check=%s %t.o
+# RUN:                       -check=%s %t.o
 #
 # RUN: llvm-mc -triple=systemz-unknown-linux -mcpu=z16 -position-independent \
 # RUN:         -defsym OFF12=6 -defsym OFF16=0xfffe -defsym OFF24=6 \
-# RUN:         -defsym OFF32=6 -filetype=obj -o %t.o %s
+# RUN:         -filetype=obj -o %t.o %s
 #
 # RUN: llvm-jitlink -noexec -abs OFF12=6 -abs OFF16=0xfffe -abs OFF24=6 \
-# RUN:                      -abs OFF32=6 -check=%s %t.o
+# RUN:                      -check=%s %t.o
 #
 # RUN: llvm-mc -triple=systemz-unknown-linux -mcpu=z16 -position-independent \
 # RUN:         -defsym OFF12=6 -defsym OFF16=4 -defsym OFF24=0xfffffe \
-# RUN:         -defsym OFF32=6 -filetype=obj -o %t.o %s
+# RUN:         -filetype=obj -o %t.o %s
 #
 # RUN: llvm-jitlink -noexec -abs OFF12=6 -abs OFF16=4 -abs OFF24=0xfffffe \
-# RUN:                      -abs OFF32=6 -check=%s %t.o
+# RUN:                      -check=%s %t.o
 #
 # RUN: llvm-mc -triple=systemz-unknown-linux -mcpu=z16 -position-independent \
 # RUN:         -defsym OFF12=6 -defsym OFF16=4 -defsym OFF24=6 \
-# RUN:         -defsym OFF32=0xffffffc8 -filetype=obj -o %t.o %s
+# RUN:         -filetype=obj -o %t.o %s
 #
 # RUN: llvm-jitlink -noexec -abs OFF12=6 -abs OFF16=4 -abs OFF24=6 \
-# RUN:                      -abs OFF32=0xffffffc8 -check=%s %t.o
+# RUN:                      -check=%s %t.o
 
 # Check R_390_PC*dbl relocations.
 
@@ -49,17 +49,6 @@ test_pc16dbl:
         jne  test_pc16dbl 
         .size test_pc16dbl,.-test_pc16dbl
 
-# R_390_PC32DBL
-# jitlink-check: *{4}(test_pc32dbl + 2) = (OFF32 >> 1)
-        .globl  test_pc32dbl
-        .p2align 3 
-test_pc32dbl:
-        jge   .Lpc32dbl
-	.space OFF32 - 6 
-.Lpc32dbl:
-        jgne  test_pc32dbl
-        .size test_pc32dbl,.-test_pc32dbl
-
 # R_390_PC12DBL
 # jitlink-check: ((*{2} (test_pc12dbl + 1)) & 0x0fff) = (OFF12 >> 1)
         .globl  test_pc12dbl

llvm/test/ExecutionEngine/JITLink/systemz/ELF_systemz_reloc_plt.s

@@ -23,15 +23,15 @@ main:
 
         .globl test_plt32_foo
 # jitlink-check: *{4}test_plt32_foo = \
-# jitlink-check:  stub_addr(elf_reloc.o, foo) - test_plt32_foo
+# jitlink-check:  (stub_addr(elf_reloc.o, foo) - test_plt32_foo) & 0xffffffff
 test_plt32_foo:
         .reloc ., R_390_PLT32, foo
         .space 4
         .size test_plt32_foo, .-test_plt32_foo
 
         .globl test_plt32_bar
 # jitlink-check: *{4}test_plt32_bar = \
-# jitlink-check:  stub_addr(elf_reloc.o, bar) - test_plt32_bar
+# jitlink-check:  (stub_addr(elf_reloc.o, bar) - test_plt32_bar) & 0xffffffff
 test_plt32_bar:
         .reloc ., R_390_PLT32, bar
         .space 4