61 lines
1.5 KiB
ArmAsm
61 lines
1.5 KiB
ArmAsm
# REQUIRES: riscv
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# RUN: rm -rf %t && split-file %s %t && cd %t
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# RUN: llvm-mc -filetype=obj -triple=riscv32-unknown-elf -mattr=+relax a.s -o rv32.o
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# RUN: llvm-mc -filetype=obj -triple=riscv64-unknown-elf -mattr=+relax a.s -o rv64.o
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# RUN: ld.lld --relax-gp --undefined=__global_pointer$ rv32.o lds -o rv32
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# RUN: ld.lld --relax-gp --undefined=__global_pointer$ rv64.o lds -o rv64
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# RUN: llvm-objdump -td -M no-aliases --no-show-raw-insn rv32 | FileCheck %s
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# RUN: llvm-objdump -td -M no-aliases --no-show-raw-insn rv64 | FileCheck %s
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# CHECK: 00000028 l .text {{0*}}0 a
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# CHECK-NOT: lui
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# CHECK: addi a0, gp, -0x800
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# CHECK-NEXT: lw a0, -0x800(gp)
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# CHECK-NEXT: sw a0, -0x800(gp)
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# CHECK-NOT: lui
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# CHECK-NEXT: addi a0, gp, 0x7ff
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# CHECK-NEXT: lb a0, 0x7ff(gp)
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# CHECK-NEXT: sb a0, 0x7ff(gp)
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# CHECK-NEXT: lui a0, 0x201
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# CHECK-NEXT: addi a0, a0, 0x0
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# CHECK-NEXT: lw a0, 0x0(a0)
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# CHECK-NEXT: sw a0, 0x0(a0)
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# CHECK-EMPTY:
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# CHECK-NEXT: <a>:
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# CHECK-NEXT: addi a0, a0, 0x1
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#--- a.s
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.global _start
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_start:
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lui a0, %hi(foo)
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addi a0, a0, %lo(foo)
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lw a0, %lo(foo)(a0)
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sw a0, %lo(foo)(a0)
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lui a0, %hi(bar)
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addi a0, a0, %lo(bar)
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lb a0, %lo(bar)(a0)
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sb a0, %lo(bar)(a0)
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lui a0, %hi(norelax)
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addi a0, a0, %lo(norelax)
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lw a0, %lo(norelax)(a0)
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sw a0, %lo(norelax)(a0)
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a:
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addi a0, a0, 1
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.section .sdata,"aw"
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foo:
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.word 0
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.space 4091
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bar:
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.byte 0
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norelax:
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.word 0
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#--- lds
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SECTIONS {
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.text : {*(.text) }
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.sdata 0x200000 : { }
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}
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