[llvm] 0a89bda - [MC][test] Change ELF/uleb-ehtable.s Mach-O to use private symbols in .uleb128 for label differences

[Fangrui Song via llvm-commits]

Author: Fangrui Song
Date: 2023-08-09T21:42:18-07:00
New Revision: 0a89bda4a8b756a00985e0965f7686b5ceb43295

URL: https://github.com/llvm/llvm-project/commit/0a89bda4a8b756a00985e0965f7686b5ceb43295
DIFF: https://github.com/llvm/llvm-project/commit/0a89bda4a8b756a00985e0965f7686b5ceb43295.diff

LOG: [MC][test] Change ELF/uleb-ehtable.s Mach-O to use private symbols in .uleb128 for label differences

On Mach-O, `.uleb128 A-B` where A and B are separated by a non-private symbol is invalid
(see D153167).

Added: 
    

Modified: 
    llvm/test/MC/ELF/uleb-ehtable.s

Removed: 
    


################################################################################
diff  --git a/llvm/test/MC/ELF/uleb-ehtable.s b/llvm/test/MC/ELF/uleb-ehtable.s
index ca3f9e97bffc24..6407223f36e78e 100644
--- a/llvm/test/MC/ELF/uleb-ehtable.s
+++ b/llvm/test/MC/ELF/uleb-ehtable.s
@@ -1,7 +1,7 @@
 // RUN: llvm-mc -filetype=obj -triple i686-pc-linux-gnu    %s -o - | llvm-readobj -S --sd - | FileCheck %s -check-prefix=CHECK -check-prefix=ELF
 // RUN: llvm-mc -filetype=obj -triple x86_64-pc-linux-gnu  %s -o - | llvm-readobj -S --sd - | FileCheck %s -check-prefix=CHECK -check-prefix=ELF
-// RUN: llvm-mc -filetype=obj -triple i386-apple-darwin9   %s -o - | llvm-readobj -S --sd - | FileCheck %s -check-prefix=CHECK -check-prefix=MACHO
-// RUN: llvm-mc -filetype=obj -triple x86_64-apple-darwin9 %s -o - | llvm-readobj -S --sd - | FileCheck %s -check-prefix=CHECK -check-prefix=MACHO
+// RUN: llvm-mc -filetype=obj -triple i386-apple-darwin9 --defsym MACHO=1 %s -o - | llvm-readobj -S --sd - | FileCheck %s -check-prefix=CHECK -check-prefix=MACHO
+// RUN: llvm-mc -filetype=obj -triple x86_64-apple-darwin9 --defsym MACHO=1 %s -o - | llvm-readobj -S --sd - | FileCheck %s -check-prefix=CHECK -check-prefix=MACHO
 
 // Test that we can assemble a GCC-like EH table that has 16381-16383 bytes of
 // non-padding data between .ttbaseref and .ttbase. The assembler must insert
@@ -13,11 +13,20 @@
 foo:
         .byte 0xff  // LPStart omitted
         .byte 0x1   // TType encoding (uleb128)
+.ifdef MACHO
+        .uleb128 Lttbase-Lttbaseref
+Lttbaseref:
+.else
         .uleb128 .ttbase-.ttbaseref
 .ttbaseref:
+.endif
         .fill 128*128-1, 1, 0xcd    // call site and actions tables
         .balign 4
+.ifdef MACHO
+Lttbase:
+.else
 .ttbase:
+.endif
         .byte 1, 2, 3, 4
 
 // ELF:   Name: .data