Add tests

Created using spr 1.3.6-beta.1

Author: pcc

lld/test/ELF/shuffle-padding-bss.s

@@ -0,0 +1,23 @@
+# REQUIRES: x86
+# RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t.o
+
+## --shuffle-padding= inserts segment offset padding and pre-section padding,
+## and does not affect .bss flags.
+# RUN: ld.lld --shuffle-padding=1 %t.o -o %t.out
+# RUN: llvm-readelf -sS %t.out | FileCheck --check-prefix=HEADER %s
+# HEADER: .bss              NOBITS          0000000000202580 000580 000f90 00  WA  0   0  1
+# HEADER: 1: 000000000020350c     0 NOTYPE  LOCAL  DEFAULT     2 a
+# HEADER: 2: 000000000020350e     0 NOTYPE  LOCAL  DEFAULT     2 b
+# HEADER: 3: 000000000020350f     0 NOTYPE  LOCAL  DEFAULT     2 c
+
+.section .bss.a,"a",@nobits
+a:
+.zero 1
+
+.section .bss.b,"a",@nobits
+b:
+.zero 1
+
+.section .bss.c,"a",@nobits
+c:
+.zero 1

lld/test/ELF/shuffle-padding-data.s

@@ -0,0 +1,36 @@
+# REQUIRES: x86
+# RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t.o
+
+# RUN: ld.lld %t.o -o %t.out
+# RUN: llvm-readelf -x .data %t.out | FileCheck %s
+# CHECK: Hex dump of section '.data':
+# CHECK-NEXT: 0x00202158 010203
+
+## --shuffle-padding= inserts segment offset padding and pre-section padding.
+# RUN: ld.lld --shuffle-padding=1 %t.o -o %t.out
+# RUN: llvm-readelf -x .data %t.out | FileCheck --check-prefix=PAD1 %s
+# PAD1: Hex dump of section '.data':
+# PAD1: 0x00203500 00000000 00000000 00000000 01000203
+
+## --shuffle-padding=  does not affect .rodata flags.
+# RUN: llvm-readelf -S %t.out | FileCheck --check-prefix=HEADER %s
+# HEADER: .data             PROGBITS        0000000000202580 000580 000f90 00  WA  0   0  1
+
+## Size of segment offset padding and location of pre-section padding is
+## dependent on the seed.
+# RUN: ld.lld --shuffle-padding=2 %t.o -o %t.out
+# RUN: llvm-readelf -x .data %t.out | FileCheck --check-prefix=PAD2 %s
+# PAD2: Hex dump of section '.data':
+# PAD2: 0x002037e0 00000000 00000000 00000000 00010203
+
+.section .data.a,"aw",@progbits
+a:
+.byte 1
+
+.section .data.b,"aw",@progbits
+b:
+.byte 2
+
+.section .data.c,"aw",@progbits
+c:
+.byte 3

lld/test/ELF/shuffle-padding.s lld/test/ELF/shuffle-padding-rodata.slld/test/ELF/shuffle-padding.s renamed to lld/test/ELF/shuffle-padding-rodata.s

@@ -4,26 +4,33 @@
 # RUN: ld.lld %t.o -o %t.out
 # RUN: llvm-readelf -x .rodata %t.out | FileCheck %s
 # CHECK: Hex dump of section '.rodata':
-# CHECK-NEXT: 0x00201120 010203
+# CHECK-NEXT: 0x00200120 010203
 
 ## --shuffle-padding= inserts segment offset padding and pre-section padding.
 # RUN: ld.lld --shuffle-padding=1 %t.o -o %t.out
 # RUN: llvm-readelf -x .rodata %t.out | FileCheck --check-prefix=PAD1 %s
 # PAD1: Hex dump of section '.rodata':
-# PAD1-NEXT: 0x00201548 0102cc03
+# PAD1: 0x00200540 00000000 00010203
+
+## --shuffle-padding=  does not affect .rodata flags.
+# RUN: llvm-readelf -S %t.out | FileCheck --check-prefix=HEADER %s
+# HEADER: .rodata           PROGBITS        0000000000200120 000120 000428 00   A  0   0  1
 
 ## Size of segment offset padding and location of pre-section padding is
 ## dependent on the seed.
 # RUN: ld.lld --shuffle-padding=2 %t.o -o %t.out
 # RUN: llvm-readelf -x .rodata %t.out | FileCheck --check-prefix=PAD2 %s
 # PAD2: Hex dump of section '.rodata':
-# PAD2-NEXT: 0x00201dc8 cc010203
+# PAD2: 0x00200dc0 00000000 00000000 01000203
 
-.section .rodata.a,"ax"
+.section .rodata.a,"a",@progbits
+a:
 .byte 1
 
-.section .rodata.b,"ax"
+.section .rodata.b,"a",@progbits
+b:
 .byte 2
 
-.section .rodata.c,"ax"
+.section .rodata.c,"a",@progbits
+c:
 .byte 3

lld/test/ELF/shuffle-padding-text.s

@@ -0,0 +1,26 @@
+# REQUIRES: x86
+# RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t.o
+
+# RUN: ld.lld %t.o -o %t.out
+# RUN: llvm-readelf -x .text %t.out | FileCheck %s
+# CHECK: Hex dump of section '.text':
+# CHECK-NEXT: 0x00201120 010203
+
+## --shuffle-padding= inserts segment offset padding and pre-section padding.
+# RUN: ld.lld --shuffle-padding=1 %t.o -o %t.out
+# RUN: llvm-readelf -x .text %t.out | FileCheck --check-prefix=PAD1 %s
+# PAD1: Hex dump of section '.text':
+# PAD1: 0x00201540 cccccccc cccccccc 0102cc03
+
+## --shuffle-padding=  does not affect .text flags.
+# RUN: llvm-readelf -S %t.out | FileCheck --check-prefix=HEADER %s
+# HEADER: .text             PROGBITS        0000000000201120 000120 00042c 00  AX  0   0  4
+
+.section .text.a,"ax"
+.byte 1
+
+.section .text.b,"ax"
+.byte 2
+
+.section .text.c,"ax"
+.byte 3