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1d31d89061
Unconditional branch uses relative addressing which is the right choice in case of position independent code. This is a fix for the bug: https://dmz-portal.mips.com/bugz/show_bug.cgi?id=2445 Differential revision: https://reviews.llvm.org/D27483 llvm-svn: 289448
140 lines
4.7 KiB
ArmAsm
140 lines
4.7 KiB
ArmAsm
# RUN: llvm-mc %s -arch=mips -mcpu=mips32 -show-encoding |\
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# RUN: FileCheck %s -check-prefix=NORMAL
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# RUN: llvm-mc %s -arch=mips -mcpu=mips64 -target-abi n32 -show-encoding |\
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# RUN: FileCheck %s -check-prefix=NORMAL
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# RUN: llvm-mc %s -arch=mips64 -mcpu=mips64 -target-abi n64 -show-encoding |\
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# RUN: FileCheck %s -check-prefix=NORMAL
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# RUN: llvm-mc %s -arch=mips -mcpu=mips32 -mattr=micromips -show-encoding |\
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# RUN: FileCheck %s -check-prefix=MICRO
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# RUN: llvm-mc %s -arch=mips64 -mcpu=mips64 -target-abi n32 -mattr=micromips -show-encoding |\
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# RUN: FileCheck %s -check-prefix=MICRO
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# RUN: llvm-mc %s -arch=mips64 -mcpu=mips64 -target-abi n64 -mattr=micromips -show-encoding |\
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# RUN: FileCheck %s -check-prefix=MICRO
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# Repeat the tests using ELF output.
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# RUN: llvm-mc %s -arch=mips -mcpu=mips32 -filetype=obj | \
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# RUN: llvm-objdump -d -r - | FileCheck %s -check-prefixes=ELF-O32
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# RUN: llvm-mc %s -arch=mips64 -mcpu=mips64 -target-abi n32 -filetype=obj | \
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# RUN: llvm-objdump -d -r - | FileCheck %s -check-prefixes=ELF-NXX
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# RUN: llvm-mc %s -arch=mips64 -mcpu=mips64 -target-abi n64 -filetype=obj | \
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# RUN: llvm-objdump -d -r - | FileCheck %s -check-prefixes=ELF-NXX
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.weak weak_label
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.text
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.option pic2
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.ent local_label
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local_label:
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.frame $sp, 0, $ra
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.set noreorder
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j local_label
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nop
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# NORMAL: b local_label # encoding: [0x10,0x00,A,A]
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# NORMAL: # fixup A - offset: 0, value: local_label-4, kind: fixup_Mips_PC16
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# MICRO: b local_label # encoding: [0x94,0x00,A,A]
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# MICRO: # fixup A - offset: 0, value: local_label, kind: fixup_MICROMIPS_PC16_S1
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# ELF-O32: 10 00 ff ff b 0
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# ELF-NXX: 10 00 ff ff b 0
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j weak_label
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nop
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# NORMAL: b weak_label # encoding: [0x10,0x00,A,A]
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# NORMAL: # fixup A - offset: 0, value: weak_label-4, kind: fixup_Mips_PC16
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# MICRO: b weak_label # encoding: [0x94,0x00,A,A]
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# MICRO: # fixup A - offset: 0, value: weak_label, kind: fixup_MICROMIPS_PC16_S1
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# ELF-O32: 10 00 ff ff b 0
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# ELF-O32-NEXT: R_MIPS_PC16 weak_label
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# ELF-NXX: 10 00 00 00 b 4
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# ELF-NXX-NEXT: R_MIPS_PC16/R_MIPS_NONE/R_MIPS_NONE weak_label
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j global_label
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nop
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# NORMAL: b global_label # encoding: [0x10,0x00,A,A]
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# NORMAL: # fixup A - offset: 0, value: global_label-4, kind: fixup_Mips_PC16
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# MICRO: b global_label # encoding: [0x94,0x00,A,A]
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# MICRO: # fixup A - offset: 0, value: global_label, kind: fixup_MICROMIPS_PC16_S1
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# ELF-O32: 10 00 ff ff b 0
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# ELF-O32-NEXT: 00000010: R_MIPS_PC16 global_label
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# ELF-NXX: 10 00 00 00 b 4
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# ELF-NXX-NEXT: R_MIPS_PC16/R_MIPS_NONE/R_MIPS_NONE global_label
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j .text
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nop
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# NORMAL: b .text # encoding: [0x10,0x00,A,A]
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# NORMAL: # fixup A - offset: 0, value: .text-4, kind: fixup_Mips_PC16
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# MICRO: b .text # encoding: [0x94,0x00,A,A]
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# MICRO: # fixup A - offset: 0, value: .text, kind: fixup_MICROMIPS_PC16_S1
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# ELF-O32: 10 00 ff ff b 0
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# ELF-O32-NEXT: 00000018: R_MIPS_PC16 .text
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# ELF-NXX: 10 00 00 00 b 4
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# ELF-NXX-NEXT: R_MIPS_PC16/R_MIPS_NONE/R_MIPS_NONE .text
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j 1f
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nop
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# NORMAL: b {{.*}}tmp0{{.*}} # encoding: [0x10,0x00,A,A]
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# NORMAL: # fixup A - offset: 0, value: {{.*}}tmp0{{.*}}-4, kind: fixup_Mips_PC16
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# MICRO: b {{.*}}tmp0{{.*}} # encoding: [0x94,0x00,A,A]
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# MICRO: # fixup A - offset: 0, value: {{.*}}tmp0{{.*}}, kind: fixup_MICROMIPS_PC16_S1
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# ELF-O32: 10 00 00 04 b 20 <local_label+0x34>
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# ELF-NXX: 10 00 00 04 b 20 <local_label+0x34>
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.local forward_local
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j forward_local
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nop
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# NORMAL: b forward_local # encoding: [0x10,0x00,A,A]
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# NORMAL: # fixup A - offset: 0, value: forward_local-4, kind: fixup_Mips_PC16
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# MICRO: b forward_local # encoding: [0x94,0x00,A,A]
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# MICRO: # fixup A - offset: 0, value: forward_local, kind: fixup_MICROMIPS_PC16_S1
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# ELF-O32: 10 00 00 04 b 20 <forward_local>
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# ELF-NXX: 10 00 00 04 b 20 <forward_local>
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j 0x4
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# NORMAL: b 4 # encoding: [0x10,0x00,0x00,0x01]
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# MICRO: b 4 # encoding: [0x94,0x00,0x00,0x02]
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# ELF-O32: 10 00 00 01 b 8
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# ELF-NXX: 10 00 00 01 b 8
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.end local_label
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1:
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nop
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nop
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forward_local:
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