test/ELF/riscv-pcrel-hilo.s

# REQUIRES: riscv

# RUN: llvm-mc -filetype=obj -triple=riscv32-unknown-elf -mattr=-relax %s -o %t.rv32.o
# RUN: llvm-mc -filetype=obj -triple=riscv64-unknown-elf -mattr=-relax %s -o %t.rv64.o

# RUN: ld.lld %t.rv32.o --defsym foo=_start+12 --defsym bar=_start -o %t.rv32
# RUN: ld.lld %t.rv64.o --defsym foo=_start+12 --defsym bar=_start -o %t.rv64
# RUN: llvm-objdump -d %t.rv32 | FileCheck %s
# RUN: llvm-objdump -d %t.rv64 | FileCheck %s
# CHECK:      17 05 00 00     auipc   a0, 0
# CHECK-NEXT: 13 05 c5 00     addi    a0, a0, 12
# CHECK-NEXT: 23 26 05 00     sw      zero, 12(a0)
# CHECK:      17 05 00 00     auipc   a0, 0
# CHECK-NEXT: 13 05 45 ff     addi    a0, a0, -12
# CHECK-NEXT: 23 2a 05 fe     sw      zero, -12(a0)

# RUN: ld.lld %t.rv32.o --defsym foo=_start+0x7ffff7ff --defsym bar=_start+12-0x80000800 -o %t.rv32.limits
# RUN: ld.lld %t.rv64.o --defsym foo=_start+0x7ffff7ff --defsym bar=_start+12-0x80000800 -o %t.rv64.limits
# RUN: llvm-objdump -d %t.rv32.limits | FileCheck --check-prefix=LIMITS %s
# RUN: llvm-objdump -d %t.rv64.limits | FileCheck --check-prefix=LIMITS %s
# LIMITS:      17 f5 ff 7f     auipc   a0, 524287
# LIMITS-NEXT: 13 05 f5 7f     addi    a0, a0, 2047
# LIMITS-NEXT: a3 2f 05 7e     sw      zero, 2047(a0)
# LIMITS:      17 05 00 80     auipc   a0, 524288
# LIMITS-NEXT: 13 05 05 80     addi    a0, a0, -2048
# LIMITS-NEXT: 23 20 05 80     sw      zero, -2048(a0)

# RUN: ld.lld %t.rv32.o --defsym foo=_start+0x7ffff800 --defsym bar=_start+12-0x80000801 -o %t
# RUN: not ld.lld %t.rv64.o --defsym foo=_start+0x7ffff800 --defsym bar=_start+12-0x80000801 -o %t 2>&1 | FileCheck --check-prefix=ERROR %s
# ERROR:      relocation R_RISCV_PCREL_HI20 out of range: 524288 is not in [-524288, 524287]
# ERROR-NEXT: relocation R_RISCV_PCREL_HI20 out of range: -524289 is not in [-524288, 524287]

.global _start
_start:
    auipc   a0, %pcrel_hi(foo)
    addi    a0, a0, %pcrel_lo(_start)
    sw      x0, %pcrel_lo(_start)(a0)
.L1:
    auipc   a0, %pcrel_hi(bar)
    addi    a0, a0, %pcrel_lo(.L1)
    sw      x0, %pcrel_lo(.L1)(a0)