146 lines
6.3 KiB
ArmAsm
146 lines
6.3 KiB
ArmAsm
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# REQUIRES: mips
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# Check LA25 stubs creation. This stub code is necessary when
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# non-PIC code calls PIC function.
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# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \
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# RUN: %p/Inputs/mips-fpic.s -o %t-fpic.o
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# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \
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# RUN: %p/Inputs/mips-fnpic.s -o %t-fnpic.o
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# RUN: ld.lld -r %t-fpic.o %t-fnpic.o -o %t-sto-pic.o
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# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \
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# RUN: %p/Inputs/mips-pic.s -o %t-pic.o
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# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux %s -o %t-npic.o
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# RUN: ld.lld %t-npic.o %t-pic.o %t-sto-pic.o -o %t.exe
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# RUN: llvm-objdump -d %t.exe | FileCheck %s
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# CHECK: Disassembly of section .text:
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# CHECK-NEXT: __start:
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# CHECK-NEXT: 20000: 0c 00 80 0c jal 131120 <__LA25Thunk_foo1a>
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# CHECK-NEXT: 20004: 00 00 00 00 nop
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# CHECK-NEXT: 20008: 0c 00 80 16 jal 131160 <__LA25Thunk_foo2>
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# CHECK-NEXT: 2000c: 00 00 00 00 nop
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# CHECK-NEXT: 20010: 0c 00 80 10 jal 131136 <__LA25Thunk_foo1b>
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# CHECK-NEXT: 20014: 00 00 00 00 nop
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# CHECK-NEXT: 20018: 0c 00 80 16 jal 131160 <__LA25Thunk_foo2>
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# CHECK-NEXT: 2001c: 00 00 00 00 nop
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# CHECK-NEXT: 20020: 0c 00 80 1d jal 131188 <__LA25Thunk_fpic>
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# CHECK-NEXT: 20024: 00 00 00 00 nop
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# CHECK-NEXT: 20028: 0c 00 80 28 jal 131232 <fnpic>
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# CHECK-NEXT: 2002c: 00 00 00 00 nop
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#
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# CHECK: __LA25Thunk_foo1a:
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# CHECK-NEXT: 20030: 3c 19 00 02 lui $25, 2
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# CHECK-NEXT: 20034: 08 00 80 14 j 131152 <foo1a>
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# CHECK-NEXT: 20038: 27 39 00 50 addiu $25, $25, 80
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# CHECK-NEXT: 2003c: 00 00 00 00 nop
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# CHECK: __LA25Thunk_foo1b:
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# CHECK-NEXT: 20040: 3c 19 00 02 lui $25, 2
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# CHECK-NEXT: 20044: 08 00 80 15 j 131156 <foo1b>
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# CHECK-NEXT: 20048: 27 39 00 54 addiu $25, $25, 84
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# CHECK-NEXT: 2004c: 00 00 00 00 nop
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# CHECK: foo1a:
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# CHECK-NEXT: 20050: 00 00 00 00 nop
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# CHECK: foo1b:
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# CHECK-NEXT: 20054: 00 00 00 00 nop
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# CHECK: __LA25Thunk_foo2:
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# CHECK-NEXT: 20058: 3c 19 00 02 lui $25, 2
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# CHECK-NEXT: 2005c: 08 00 80 1c j 131184 <foo2>
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# CHECK-NEXT: 20060: 27 39 00 70 addiu $25, $25, 112
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# CHECK-NEXT: 20064: 00 00 00 00 nop
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# CHECK-NEXT: 20068: ef ef ef ef <unknown>
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# CHECK-NEXT: 2006c: ef ef ef ef <unknown>
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# CHECK: foo2:
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# CHECK-NEXT: 20070: 00 00 00 00 nop
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# CHECK: __LA25Thunk_fpic:
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# CHECK-NEXT: 20074: 3c 19 00 02 lui $25, 2
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# CHECK-NEXT: 20078: 08 00 80 24 j 131216 <fpic>
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# CHECK-NEXT: 2007c: 27 39 00 90 addiu $25, $25, 144
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# CHECK-NEXT: 20080: 00 00 00 00 nop
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# CHECK-NEXT: 20084: ef ef ef ef <unknown>
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# CHECK-NEXT: 20088: ef ef ef ef <unknown>
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# CHECK-NEXT: 2008c: ef ef ef ef <unknown>
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# CHECK: fpic:
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# CHECK-NEXT: 20090: 00 00 00 00 nop
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# CHECK-NEXT: 20094: ef ef ef ef <unknown>
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# CHECK-NEXT: 20098: ef ef ef ef <unknown>
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# CHECK-NEXT: 2009c: ef ef ef ef <unknown>
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# CHECK: fnpic:
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# CHECK-NEXT: 200a0: 00 00 00 00 nop
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# Make sure the thunks are created properly no matter how
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# objects are laid out.
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#
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# RUN: ld.lld %t-pic.o %t-npic.o %t-sto-pic.o -o %t.exe
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# RUN: llvm-objdump -d %t.exe | FileCheck -check-prefix=REVERSE %s
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# REVERSE: Disassembly of section .text:
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# REVERSE-NEXT: __LA25Thunk_foo1a:
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# REVERSE-NEXT: 20000: 3c 19 00 02 lui $25, 2
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# REVERSE-NEXT: 20004: 08 00 80 08 j 131104 <foo1a>
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# REVERSE-NEXT: 20008: 27 39 00 20 addiu $25, $25, 32
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# REVERSE-NEXT: 2000c: 00 00 00 00 nop
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# REVERSE: __LA25Thunk_foo1b:
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# REVERSE-NEXT: 20010: 3c 19 00 02 lui $25, 2
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# REVERSE-NEXT: 20014: 08 00 80 09 j 131108 <foo1b>
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# REVERSE-NEXT: 20018: 27 39 00 24 addiu $25, $25, 36
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# REVERSE-NEXT: 2001c: 00 00 00 00 nop
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# REVERSE: foo1a:
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# REVERSE-NEXT: 20020: 00 00 00 00 nop
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# REVERSE: foo1b:
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# REVERSE-NEXT: 20024: 00 00 00 00 nop
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# REVERSE: __LA25Thunk_foo2:
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# REVERSE-NEXT: 20028: 3c 19 00 02 lui $25, 2
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# REVERSE-NEXT: 2002c: 08 00 80 10 j 131136 <foo2>
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# REVERSE-NEXT: 20030: 27 39 00 40 addiu $25, $25, 64
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# REVERSE-NEXT: 20034: 00 00 00 00 nop
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# REVERSE-NEXT: 20038: ef ef ef ef <unknown>
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# REVERSE-NEXT: 2003c: ef ef ef ef <unknown>
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# REVERSE: foo2:
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# REVERSE-NEXT: 20040: 00 00 00 00 nop
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# REVERSE-NEXT: 20044: ef ef ef ef <unknown>
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# REVERSE-NEXT: 20048: ef ef ef ef <unknown>
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# REVERSE-NEXT: 2004c: ef ef ef ef <unknown>
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# REVERSE: __start:
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# REVERSE-NEXT: 20050: 0c 00 80 00 jal 131072 <__LA25Thunk_foo1a>
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# REVERSE-NEXT: 20054: 00 00 00 00 nop
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# REVERSE-NEXT: 20058: 0c 00 80 0a jal 131112 <__LA25Thunk_foo2>
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# REVERSE-NEXT: 2005c: 00 00 00 00 nop
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# REVERSE-NEXT: 20060: 0c 00 80 04 jal 131088 <__LA25Thunk_foo1b>
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# REVERSE-NEXT: 20064: 00 00 00 00 nop
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# REVERSE-NEXT: 20068: 0c 00 80 0a jal 131112 <__LA25Thunk_foo2>
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# REVERSE-NEXT: 2006c: 00 00 00 00 nop
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# REVERSE-NEXT: 20070: 0c 00 80 20 jal 131200 <__LA25Thunk_fpic>
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# REVERSE-NEXT: 20074: 00 00 00 00 nop
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# REVERSE-NEXT: 20078: 0c 00 80 28 jal 131232 <fnpic>
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# REVERSE-NEXT: 2007c: 00 00 00 00 nop
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# REVERSE: __LA25Thunk_fpic:
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# REVERSE-NEXT: 20080: 3c 19 00 02 lui $25, 2
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# REVERSE-NEXT: 20084: 08 00 80 24 j 131216 <fpic>
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# REVERSE-NEXT: 20088: 27 39 00 90 addiu $25, $25, 144
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# REVERSE-NEXT: 2008c: 00 00 00 00 nop
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# REVERSE: fpic:
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# REVERSE-NEXT: 20090: 00 00 00 00 nop
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# REVERSE-NEXT: 20094: ef ef ef ef <unknown>
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# REVERSE-NEXT: 20098: ef ef ef ef <unknown>
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# REVERSE-NEXT: 2009c: ef ef ef ef <unknown>
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# REVERSE: fnpic:
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# REVERSE-NEXT: 200a0: 00 00 00 00 nop
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.text
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.globl __start
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__start:
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jal foo1a
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jal foo2
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jal foo1b
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jal foo2
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jal fpic
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jal fnpic
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